LIBS+=$(libs_softmmu)
# xen support
- obj-$(CONFIG_XEN) += xen-all.o xen-mapcache.o
- obj-$(call lnot,$(CONFIG_XEN)) += xen-stub.o
+ obj-$(CONFIG_XEN) += xen-common.o
+ obj-$(CONFIG_XEN_I386) += xen-hvm.o xen-mapcache.o
+ obj-$(call lnot,$(CONFIG_XEN)) += xen-common-stub.o
+ obj-$(call lnot,$(CONFIG_XEN_I386)) += xen-hvm-stub.o
+# HAX support
+ifdef CONFIG_WIN32
+obj-$(CONFIG_HAX) += target-i386/hax-all.o target-i386/hax-windows.o
+endif
+ifdef CONFIG_DARWIN
+obj-$(CONFIG_HAX) += target-i386/hax-all.o target-i386/hax-darwin.o
+endif
+obj-$(call lnot,$(CONFIG_HAX)) += hax-stub.o
+
# Hardware support
ifeq ($(TARGET_NAME), sparc64)
obj-y += hw/sparc64/
%/translate.o: QEMU_CFLAGS += $(TRANSLATE_OPT_CFLAGS)
dummy := $(call unnest-vars,,obj-y)
+ all-obj-y := $(obj-y)
- # we are making another call to unnest-vars with different vars, protect obj-y,
- # it can be overriden in subdir Makefile.objs
- obj-y-save := $(obj-y)
-
+ target-obj-y :=
block-obj-y :=
common-obj-y :=
+
include $(SRC_PATH)/Makefile.objs
+ dummy := $(call unnest-vars,,target-obj-y)
+ target-obj-y-save := $(target-obj-y)
dummy := $(call unnest-vars,.., \
block-obj-y \
block-obj-m \
--- /dev/null
+ /*
+ * QEMU System Emulator, accelerator interfaces
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ * Copyright (c) 2014 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+ #include "sysemu/accel.h"
+ #include "hw/boards.h"
+ #include "qemu-common.h"
+ #include "sysemu/arch_init.h"
+ #include "sysemu/sysemu.h"
+ #include "sysemu/kvm.h"
+ #include "sysemu/qtest.h"
+ #include "hw/xen/xen.h"
+ #include "qom/object.h"
+ #include "hw/boards.h"
++#include "sysemu/hax.h"
++
++#ifdef CONFIG_MARU
++#include "tizen/src/util/maru_err_table.h"
++#endif
+
+ int tcg_tb_size;
+ static bool tcg_allowed = true;
+
+ static int tcg_init(MachineState *ms)
+ {
+ tcg_exec_init(tcg_tb_size * 1024 * 1024);
+ return 0;
+ }
+
+ static const TypeInfo accel_type = {
+ .name = TYPE_ACCEL,
+ .parent = TYPE_OBJECT,
+ .class_size = sizeof(AccelClass),
+ .instance_size = sizeof(AccelState),
+ };
+
+ /* Lookup AccelClass from opt_name. Returns NULL if not found */
+ static AccelClass *accel_find(const char *opt_name)
+ {
+ char *class_name = g_strdup_printf(ACCEL_CLASS_NAME("%s"), opt_name);
+ AccelClass *ac = ACCEL_CLASS(object_class_by_name(class_name));
+ g_free(class_name);
+ return ac;
+ }
+
+ static int accel_init_machine(AccelClass *acc, MachineState *ms)
+ {
+ ObjectClass *oc = OBJECT_CLASS(acc);
+ const char *cname = object_class_get_name(oc);
+ AccelState *accel = ACCEL(object_new(cname));
+ int ret;
+ ms->accelerator = accel;
+ *(acc->allowed) = true;
+ ret = acc->init_machine(ms);
+ if (ret < 0) {
+ ms->accelerator = NULL;
+ *(acc->allowed) = false;
+ object_unref(OBJECT(accel));
+ }
+ return ret;
+ }
+
+ int configure_accelerator(MachineState *ms)
+ {
+ const char *p;
+ char buf[10];
+ int ret;
+ bool accel_initialised = false;
+ bool init_failed = false;
+ AccelClass *acc = NULL;
+
+ p = qemu_opt_get(qemu_get_machine_opts(), "accel");
+ if (p == NULL) {
+ /* Use the default "accelerator", tcg */
+ p = "tcg";
+ }
+
+ while (!accel_initialised && *p != '\0') {
+ if (*p == ':') {
+ p++;
+ }
+ p = get_opt_name(buf, sizeof(buf), p, ':');
+ acc = accel_find(buf);
+ if (!acc) {
+ fprintf(stderr, "\"%s\" accelerator not found.\n", buf);
+ continue;
+ }
+ if (acc->available && !acc->available()) {
+ printf("%s not supported for this target\n",
+ acc->name);
+ continue;
+ }
+ ret = accel_init_machine(acc, ms);
+ if (ret < 0) {
+ init_failed = true;
+ fprintf(stderr, "failed to initialize %s: %s\n",
+ acc->name,
+ strerror(-ret));
+ } else {
+ accel_initialised = true;
+ }
+ }
+
+ if (!accel_initialised) {
+ if (!init_failed) {
+ fprintf(stderr, "No accelerator found!\n");
+ }
++#ifdef CONFIG_MARU
++ maru_register_exit_msg(MARU_EXIT_UNKNOWN, "No accelerator found.");
++#endif
+ exit(1);
+ }
+
+ if (init_failed) {
+ fprintf(stderr, "Back to %s accelerator.\n", acc->name);
+ }
+
+ return !accel_initialised;
+ }
+
+
+ static void tcg_accel_class_init(ObjectClass *oc, void *data)
+ {
+ AccelClass *ac = ACCEL_CLASS(oc);
+ ac->name = "tcg";
+ ac->init_machine = tcg_init;
+ ac->allowed = &tcg_allowed;
+ }
+
+ #define TYPE_TCG_ACCEL ACCEL_CLASS_NAME("tcg")
+
+ static const TypeInfo tcg_accel_type = {
+ .name = TYPE_TCG_ACCEL,
+ .parent = TYPE_ACCEL,
+ .class_init = tcg_accel_class_init,
+ };
+
+ static void register_accel_types(void)
+ {
+ type_register_static(&accel_type);
+ type_register_static(&tcg_accel_type);
+ }
+
+ type_init(register_accel_types);
filename = qemu_opt_get(opts, "filename");
+#ifndef CONFIG_MARU
raw_parse_flags(flags, &access_flags, &overlapped);
- if ((flags & BDRV_O_NATIVE_AIO) && aio == NULL) {
- aio = win32_aio_init();
- if (aio == NULL) {
- error_setg(errp, "Could not initialize AIO");
- ret = -EINVAL;
- goto fail;
- }
- }
-
if (filename[0] && filename[1] == ':') {
snprintf(s->drive_path, sizeof(s->drive_path), "%c:\\", filename[0]);
} else if (filename[0] == '\\' && filename[1] == '\\') {
}
goto fail;
}
+#else
+ open_flags = O_BINARY & ~O_ACCMODE;
+ if (flags & BDRV_O_RDWR) {
+ open_flags |= O_RDWR;
+ } else {
+ open_flags |= O_RDONLY;
+ }
+
+ /* Use O_DSYNC for write-through caching, no flags for write-back caching,
+ * and O_DIRECT for no caching. */
+ /*
+ if ((flags & BDRV_O_NOCACHE)) {
+ open_flags |= O_DIRECT;
+ }
+ if (!(flags & BDRV_O_CACHE_WB)) {
+ open_flags |= O_DSYNC;
+ }
+ */
+
+ if ((flags & BDRV_O_NATIVE_AIO) && aio == NULL) {
+ aio = win32_aio_init();
+ if (aio == NULL) {
+ ret = -EINVAL;
+ goto fail;
+ }
+ }
+
+ ret = qemu_open(filename, open_flags, 0644);
+ if (ret < 0) {
+ error_report("raw_open failed(%d) \n", ret);
+ return -errno;
+ }
+ s->hfile = (HANDLE)_get_osfhandle(ret);
+#endif
if (flags & BDRV_O_NATIVE_AIO) {
- ret = win32_aio_attach(aio, s->hfile);
+ s->aio = win32_aio_init();
+ if (s->aio == NULL) {
+ CloseHandle(s->hfile);
+ error_setg(errp, "Could not initialize AIO");
+ ret = -EINVAL;
+ goto fail;
+ }
+
+ ret = win32_aio_attach(s->aio, s->hfile);
if (ret < 0) {
+ win32_aio_cleanup(s->aio);
CloseHandle(s->hfile);
error_setg_errno(errp, -ret, "Could not enable AIO");
goto fail;
#include "trace.h"
#include "sysemu/arch_init.h"
- static QTAILQ_HEAD(drivelist, DriveInfo) drives = QTAILQ_HEAD_INITIALIZER(drives);
-
+#ifdef CONFIG_MARU
+#include "tizen/src/util/maru_err_table.h"
+#endif
+
static const char *const if_name[IF_COUNT] = {
[IF_NONE] = "none",
[IF_IDE] = "ide",
bdrv_flags |= ro ? 0 : BDRV_O_RDWR;
QINCREF(bs_opts);
- ret = bdrv_open(&dinfo->bdrv, file, NULL, bs_opts, bdrv_flags, drv, &error);
+ ret = bdrv_open(&bs, file, NULL, bs_opts, bdrv_flags, drv, &error);
+ assert(bs == blk_bs(blk));
if (ret < 0) {
+#ifdef CONFIG_MARU
+ char *path = get_canonical_path(file);
+ char *msg = g_strdup_printf("Failed to load disk file from the following path. Check if the file is corrupted or missing.\n\n%s", path);
+
+ start_simple_client(msg);
+
+ g_free(path);
+ g_free(msg);
+#endif
+
error_setg(errp, "could not open disk image %s: %s",
- file ?: dinfo->id, error_get_pretty(error));
+ file ?: blk_name(blk), error_get_pretty(error));
error_free(error);
goto err;
}
smartcard_nss=""
libusb=""
usb_redir=""
+opengl=""
+efence="no"
+yagl="no"
+yagl_stats="no"
glx=""
+vigs="no"
zlib="yes"
- lzo="no"
- snappy="no"
+ lzo=""
+ snappy=""
guest_agent=""
guest_agent_with_vss="no"
vss_win32_sdk=""
;;
--disable-pie) pie="no"
;;
- --enable-uname-release=*) uname_release="$optarg"
- ;;
- --enable-werror) werror="yes"
+ --enable-werror)
+ werror="yes" ;
+ force_werror="yes" ;
;;
--disable-werror) werror="no"
;;
--enable-vhdx enable support for the Microsoft VHDX image format
--disable-quorum disable quorum block filter support
--enable-quorum enable quorum block filter support
+ --disable-numa disable libnuma support
+ --enable-numa enable libnuma support
+ --disable-hax disable HAX acceleration support
+ --enable-hax enable HAX acceleration support
+ --enable-yagl enable YaGL device
+ --disable-yagl disable YaGL device
+ --enable-yagl-stats enable YaGL stats
+ --disable-yagl-stats disable YaGL stats
+ --enable-vigs enable VIGS device
+ --disable-vigs disable VIGS device
+
+TIZEN-maru options:
+ --enable-maru enable maru board
+ --enable-shm enable shared memory for framebuffer
+ --enable-libav enable libav library
+ --disable-libav disable libav library
+ --enable-libpng enable png library
+ --enable-dxva2 enable dxva2 support
+ --enable-vaapi enable vaapi support
+
NOTE: The object files are built at the place where configure is launched
EOF
- exit 1
+ exit 0
fi
# Now we have handled --enable-tcg-interpreter and know we're not just
echo "nss used $smartcard_nss"
echo "libusb $libusb"
echo "usb net redir $usb_redir"
+echo "EFence support $efence"
echo "GLX support $glx"
- if test "$libiscsi_version" = "1.4.0"; then
- echo "libiscsi support $libiscsi (1.4.0)"
- else
echo "libiscsi support $libiscsi"
- fi
echo "libnfs support $libnfs"
echo "build guest agent $guest_agent"
echo "QGA VSS support $guest_agent_with_vss"
echo "Quorum $quorum"
echo "lzo support $lzo"
echo "snappy support $snappy"
+ echo "NUMA host support $numa"
+echo "HAX support $hax"
+echo "YaGL support $yagl"
+echo "YaGL stats $yagl_stats"
+echo "OpenGL support $opengl"
+echo "VIGS support $vigs"
+
+# for TIZEN-maru
+echo "TIZEN-maru support $maru"
+echo "TIZEN-maru shared framebuffer support $shm"
+echo "TIZEN-maru libav support $libav"
+echo "TIZEN-maru libpng support $libpng"
+echo "TIZEN-maru DXVA2 support $dxva2"
+echo "TIZEN-maru vaapi support $vaapi"
+#
+
if test "$sdl_too_old" = "yes"; then
echo "-> Your SDL version is too old - please upgrade to have SDL support"
fi
echo "CONFIG_SPICE=y" >> $config_host_mak
fi
+if test "$efence" = "yes" ; then
+ echo "CONFIG_EFENCE=y" >> $config_host_mak
+fi
+
+if test "$yagl" = "yes" ; then
+ echo "CONFIG_YAGL=y" >> $config_host_mak
+ if test "$linux" = "yes" ; then
+ LIBS="-lGLU -ldl $LIBS"
+ elif test "$mingw32" = "yes" ; then
+ LIBS="-lopengl32 -lglu32 $LIBS"
+ elif test "$darwin" = "yes" ; then
+ LIBS="-framework OpenGL -framework AGL -framework GLUT $LIBS"
+ else
+ echo "ERROR: YaGL is not available on $targetos"
+ exit 1
+ fi
+fi
+
+if test "$yagl_stats" = "yes" ; then
+ echo "CONFIG_YAGL_STATS=y" >> $config_host_mak
+fi
+
+if test "$vigs" = "yes" ; then
+ echo "CONFIG_VIGS=y" >> $config_host_mak
+fi
+
+if test "$smartcard" = "yes" ; then
+ echo "CONFIG_SMARTCARD=y" >> $config_host_mak
+fi
+
if test "$smartcard_nss" = "yes" ; then
echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
- echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
- echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
+ echo "NSS_LIBS=$nss_libs" >> $config_host_mak
+ echo "NSS_CFLAGS=$nss_cflags" >> $config_host_mak
fi
if test "$libusb" = "yes" ; then
#include "tcg.h"
#include "qemu/atomic.h"
#include "sysemu/qtest.h"
+ #include "qemu/timer.h"
+#include "sysemu/hax.h"
+ /* -icount align implementation. */
+
+ typedef struct SyncClocks {
+ int64_t diff_clk;
+ int64_t last_cpu_icount;
+ int64_t realtime_clock;
+ } SyncClocks;
+
+ #if !defined(CONFIG_USER_ONLY)
+ /* Allow the guest to have a max 3ms advance.
+ * The difference between the 2 clocks could therefore
+ * oscillate around 0.
+ */
+ #define VM_CLOCK_ADVANCE 3000000
+ #define THRESHOLD_REDUCE 1.5
+ #define MAX_DELAY_PRINT_RATE 2000000000LL
+ #define MAX_NB_PRINTS 100
+
+ static void align_clocks(SyncClocks *sc, const CPUState *cpu)
+ {
+ int64_t cpu_icount;
+
+ if (!icount_align_option) {
+ return;
+ }
+
+ cpu_icount = cpu->icount_extra + cpu->icount_decr.u16.low;
+ sc->diff_clk += cpu_icount_to_ns(sc->last_cpu_icount - cpu_icount);
+ sc->last_cpu_icount = cpu_icount;
+
+ if (sc->diff_clk > VM_CLOCK_ADVANCE) {
+ #ifndef _WIN32
+ struct timespec sleep_delay, rem_delay;
+ sleep_delay.tv_sec = sc->diff_clk / 1000000000LL;
+ sleep_delay.tv_nsec = sc->diff_clk % 1000000000LL;
+ if (nanosleep(&sleep_delay, &rem_delay) < 0) {
+ sc->diff_clk -= (sleep_delay.tv_sec - rem_delay.tv_sec) * 1000000000LL;
+ sc->diff_clk -= sleep_delay.tv_nsec - rem_delay.tv_nsec;
+ } else {
+ sc->diff_clk = 0;
+ }
+ #else
+ Sleep(sc->diff_clk / SCALE_MS);
+ sc->diff_clk = 0;
+ #endif
+ }
+ }
+
+ static void print_delay(const SyncClocks *sc)
+ {
+ static float threshold_delay;
+ static int64_t last_realtime_clock;
+ static int nb_prints;
+
+ if (icount_align_option &&
+ sc->realtime_clock - last_realtime_clock >= MAX_DELAY_PRINT_RATE &&
+ nb_prints < MAX_NB_PRINTS) {
+ if ((-sc->diff_clk / (float)1000000000LL > threshold_delay) ||
+ (-sc->diff_clk / (float)1000000000LL <
+ (threshold_delay - THRESHOLD_REDUCE))) {
+ threshold_delay = (-sc->diff_clk / 1000000000LL) + 1;
+ printf("Warning: The guest is now late by %.1f to %.1f seconds\n",
+ threshold_delay - 1,
+ threshold_delay);
+ nb_prints++;
+ last_realtime_clock = sc->realtime_clock;
+ }
+ }
+ }
+
+ static void init_delay_params(SyncClocks *sc,
+ const CPUState *cpu)
+ {
+ if (!icount_align_option) {
+ return;
+ }
+ sc->realtime_clock = qemu_clock_get_ns(QEMU_CLOCK_REALTIME);
+ sc->diff_clk = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) -
+ sc->realtime_clock +
+ cpu_get_clock_offset();
+ sc->last_cpu_icount = cpu->icount_extra + cpu->icount_decr.u16.low;
+ if (sc->diff_clk < max_delay) {
+ max_delay = sc->diff_clk;
+ }
+ if (sc->diff_clk > max_advance) {
+ max_advance = sc->diff_clk;
+ }
+
+ /* Print every 2s max if the guest is late. We limit the number
+ of printed messages to NB_PRINT_MAX(currently 100) */
+ print_delay(sc);
+ }
+ #else
+ static void align_clocks(SyncClocks *sc, const CPUState *cpu)
+ {
+ }
+
+ static void init_delay_params(SyncClocks *sc, const CPUState *cpu)
+ {
+ }
+ #endif /* CONFIG USER ONLY */
+
void cpu_loop_exit(CPUState *cpu)
{
cpu->current_tb = NULL;
}
}
cpu->current_tb = NULL;
+#ifdef CONFIG_HAX
+ if (hax_enabled() && hax_stop_emulation(cpu))
+ cpu_loop_exit(cpu);
+#endif
+ /* Try to align the host and virtual clocks
+ if the guest is in advance */
+ align_clocks(&sc, cpu);
/* reset soft MMU for next block (it can currently
only be set by a memory fault) */
} /* for(;;) */
old_ram_size = last_ram_offset() >> TARGET_PAGE_BITS;
- size = TARGET_PAGE_ALIGN(size);
- new_block = g_malloc0(sizeof(*new_block));
- new_block->fd = -1;
-
/* This assumes the iothread lock is taken here too. */
qemu_mutex_lock_ramlist();
- new_block->mr = mr;
- new_block->offset = find_ram_offset(size);
- if (host) {
- new_block->host = host;
- new_block->flags |= RAM_PREALLOC_MASK;
- } else if (xen_enabled()) {
- if (mem_path) {
- fprintf(stderr, "-mem-path not supported with Xen\n");
- exit(1);
- }
- xen_ram_alloc(new_block->offset, size, mr);
- } else {
- if (mem_path) {
- if (phys_mem_alloc != qemu_anon_ram_alloc) {
- /*
- * file_ram_alloc() needs to allocate just like
- * phys_mem_alloc, but we haven't bothered to provide
- * a hook there.
- */
- fprintf(stderr,
- "-mem-path not supported with this accelerator\n");
- exit(1);
- }
- new_block->host = file_ram_alloc(new_block, size, mem_path);
- }
- if (!new_block->host) {
- new_block->host = phys_mem_alloc(size);
+ new_block->offset = find_ram_offset(new_block->length);
+
+ if (!new_block->host) {
+ if (xen_enabled()) {
+ xen_ram_alloc(new_block->offset, new_block->length, new_block->mr);
+ } else {
+ new_block->host = phys_mem_alloc(new_block->length,
+ &new_block->mr->align);
+#ifdef CONFIG_HAX
+ /*
+ * In Hax, the qemu allocate the virtual address, and HAX kernel
+ * populate the memory with physical memory. Currently we have no
+ * paging, so user should make sure enough free memory in advance
+ */
+ if (hax_enabled()) {
+ int ret;
+ ret = hax_populate_ram((uint64_t)(uintptr_t)new_block->host, size);
+ if (ret < 0) {
+ fprintf(stderr, "Hax failed to populate ram\n");
+ exit(-1);
+ }
+ }
+#endif
if (!new_block->host) {
- fprintf(stderr, "Cannot set up guest memory '%s': %s\n",
- new_block->mr->name, strerror(errno));
- exit(1);
+ error_setg_errno(errp, errno,
+ "cannot set up guest memory '%s'",
+ memory_region_name(new_block->mr));
+ qemu_mutex_unlock_ramlist();
+ return -1;
}
- memory_try_enable_merging(new_block->host, size);
+ memory_try_enable_merging(new_block->host, new_block->length);
}
}
- new_block->length = size;
/* Keep the list sorted from biggest to smallest block. */
QTAILQ_FOREACH(block, &ram_list.blocks, next) {
#include "fsdev/qemu-fsdev.h"
#include "virtio-9p-xattr.h"
#include "virtio-9p-coth.h"
+ #include "hw/virtio/virtio-access.h"
+#ifdef CONFIG_MARU
+#include "tizen/src/util/maru_err_table.h"
+#endif
+
static uint32_t virtio_9p_get_features(VirtIODevice *vdev, uint32_t features)
{
features |= 1 << VIRTIO_9P_MOUNT_TAG;
--- /dev/null
- error_set(&s->migration_blocker, QERR_VIRTFS_FEATURE_BLOCKS_MIGRATION,
- s->ctx.fs_root ? s->ctx.fs_root : "NULL", s->tag);
+/*
+ * Virtio 9p backend for Maru
+ * Based on hw/9pfs/virtio-9p.c:
+ *
+ * Copyright (c) 2014 Samsung Electronics Co., Ltd All Rights Reserved
+ *
+ * Contact:
+ * Sooyoung Ha <yoosah.ha@samsung.com>
+ * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributors:
+ * - S-Core Co., Ltd
+ *
+ */
+
+#include "hw/virtio/virtio.h"
+#include "hw/i386/pc.h"
+#include "qemu/sockets.h"
+#include "virtio-9p.h"
+#include "fsdev/qemu-fsdev.h"
+#include "virtio-9p-xattr.h"
+#include "virtio-9p-coth.h"
+#include "trace.h"
+#include "migration/migration.h"
+
+#ifdef CONFIG_WIN32
+#include "tizen/src/resources_win32.h"
+
+/* On windows, there's no mknod function. The device number is meaningless */
+#define makedev(x,y) 0
+#define major(x) 0
+#define minor(x) 0
+
+/* Old MinGW's struct dirent doesn't support d_type member */
+#define WIN32_D_TYPE 0
+
+extern uint64_t hostBytesPerSector;
+#endif
+
+#ifdef CONFIG_DARWIN
+#define O_DIRECT 040000 /* Direct disk access */
+#define O_NOATIME 01000000 /* Do not set atime */
+#endif
+
+#include "../../tizen/src/debug_ch.h"
+MULTI_DEBUG_CHANNEL(tizen, 9pfs);
+
+int open_fd_hw;
+int total_open_fd;
+static int open_fd_rc;
+
+enum {
+ Oread = 0x00,
+ Owrite = 0x01,
+ Ordwr = 0x02,
+ Oexec = 0x03,
+ Oexcl = 0x04,
+ Otrunc = 0x10,
+ Orexec = 0x20,
+ Orclose = 0x40,
+ Oappend = 0x80,
+};
+
+static int omode_to_uflags(int8_t mode)
+{
+ int ret = 0;
+
+ switch (mode & 3) {
+ case Oread:
+ ret = O_RDONLY;
+ break;
+ case Ordwr:
+ ret = O_RDWR;
+ break;
+ case Owrite:
+ ret = O_WRONLY;
+ break;
+ case Oexec:
+ ret = O_RDONLY;
+ break;
+ }
+
+ if (mode & Otrunc) {
+ ret |= O_TRUNC;
+ }
+
+ if (mode & Oappend) {
+ ret |= O_APPEND;
+ }
+
+ if (mode & Oexcl) {
+ ret |= O_EXCL;
+ }
+
+ return ret;
+}
+
+struct dotl_openflag_map {
+ int dotl_flag;
+ int open_flag;
+};
+
+static int dotl_to_open_flags(int flags)
+{
+ int i;
+ /*
+ * We have same bits for P9_DOTL_READONLY, P9_DOTL_WRONLY
+ * and P9_DOTL_NOACCESS
+ */
+ int oflags = flags & O_ACCMODE;
+
+ struct dotl_openflag_map dotl_oflag_map[] = {
+ { P9_DOTL_CREATE, O_CREAT },
+ { P9_DOTL_EXCL, O_EXCL },
+ { P9_DOTL_NOCTTY , O_NOCTTY },
+ { P9_DOTL_TRUNC, O_TRUNC },
+ { P9_DOTL_APPEND, O_APPEND },
+ { P9_DOTL_NONBLOCK, O_NONBLOCK } ,
+ { P9_DOTL_DSYNC, O_DSYNC },
+ { P9_DOTL_FASYNC, FASYNC },
+ { P9_DOTL_DIRECT, O_DIRECT },
+ { P9_DOTL_LARGEFILE, O_LARGEFILE },
+ { P9_DOTL_DIRECTORY, O_DIRECTORY },
+ { P9_DOTL_NOFOLLOW, O_NOFOLLOW },
+ { P9_DOTL_NOATIME, O_NOATIME },
+ { P9_DOTL_SYNC, O_SYNC },
+ };
+
+ for (i = 0; i < ARRAY_SIZE(dotl_oflag_map); i++) {
+ if (flags & dotl_oflag_map[i].dotl_flag) {
+ oflags |= dotl_oflag_map[i].open_flag;
+ }
+ }
+
+ return oflags;
+}
+
+void cred_init(FsCred *credp)
+{
+ credp->fc_uid = -1;
+ credp->fc_gid = -1;
+ credp->fc_mode = -1;
+ credp->fc_rdev = -1;
+}
+
+static int get_dotl_openflags(V9fsState *s, int oflags)
+{
+ int flags;
+ /*
+ * Filter the client open flags
+ */
+ flags = dotl_to_open_flags(oflags);
+ flags &= ~(O_NOCTTY | O_ASYNC | O_CREAT);
+ /*
+ * Ignore direct disk access hint until the server supports it.
+ */
+ flags &= ~O_DIRECT;
+
+ return flags;
+}
+
+void v9fs_path_init(V9fsPath *path)
+{
+ path->data = NULL;
+ path->size = 0;
+}
+
+void v9fs_path_free(V9fsPath *path)
+{
+ g_free(path->data);
+ path->data = NULL;
+ path->size = 0;
+}
+
+void v9fs_path_copy(V9fsPath *lhs, V9fsPath *rhs)
+{
+ v9fs_path_free(lhs);
+ lhs->data = g_malloc(rhs->size);
+ memcpy(lhs->data, rhs->data, rhs->size);
+ lhs->size = rhs->size;
+}
+
+int v9fs_name_to_path(V9fsState *s, V9fsPath *dirpath,
+ const char *name, V9fsPath *path)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int err;
+ err = s->ops->name_to_path(&s->ctx, dirpath, name, path); // local_name_to_path
+ if (err < 0) {
+ err = -errno;
+ }
+ return err;
+}
+
+/*
+ * Return TRUE if s1 is an ancestor of s2.
+ *
+ * E.g. "a/b" is an ancestor of "a/b/c" but not of "a/bc/d".
+ * As a special case, We treat s1 as ancestor of s2 if they are same!
+ */
+static int v9fs_path_is_ancestor(V9fsPath *s1, V9fsPath *s2)
+{
+ if (!strncmp(s1->data, s2->data, s1->size - 1)) {
+#ifndef CONFIG_WIN32
+ if (s2->data[s1->size - 1] == '\0' || s2->data[s1->size - 1] == '/') {
+#else
+ if (s2->data[s1->size - 1] == '\0' || s2->data[s1->size - 1] == '\\') {
+#endif
+ return 1;
+ }
+ }
+ return 0;
+}
+
+static size_t v9fs_string_size(V9fsString *str)
+{
+ return str->size;
+}
+
+/*
+ * returns 0 if fid got re-opened, 1 if not, < 0 on error */
+static int v9fs_reopen_fid(V9fsPDU *pdu, V9fsFidState *f)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int err = 1;
+ if (f->fid_type == P9_FID_FILE) {
+ if (f->fs.fd == -1) {
+ do {
+ err = v9fs_co_open(pdu, f, f->open_flags);
+ } while (err == -EINTR && !pdu->cancelled);
+ }
+ } else if (f->fid_type == P9_FID_DIR) {
+ if (f->fs.dir == NULL) {
+ do {
+ err = v9fs_co_opendir(pdu, f);
+ } while (err == -EINTR && !pdu->cancelled);
+ }
+ }
+ return err;
+}
+
+static V9fsFidState *get_fid(V9fsPDU *pdu, int32_t fid)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int err;
+ V9fsFidState *f;
+ V9fsState *s = pdu->s;
+
+ for (f = s->fid_list; f; f = f->next) {
+ BUG_ON(f->clunked);
+ if (f->fid == fid) {
+ /*
+ * Update the fid ref upfront so that
+ * we don't get reclaimed when we yield
+ * in open later.
+ */
+ f->ref++;
+ /*
+ * check whether we need to reopen the
+ * file. We might have closed the fd
+ * while trying to free up some file
+ * descriptors.
+ */
+ err = v9fs_reopen_fid(pdu, f);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ f->ref--;
+ return NULL;
+ }
+ /*
+ * Mark the fid as referenced so that the LRU
+ * reclaim won't close the file descriptor
+ */
+ f->flags |= FID_REFERENCED;
+ return f;
+ }
+ }
+ return NULL;
+}
+
+static V9fsFidState *alloc_fid(V9fsState *s, int32_t fid)
+{
+ V9fsFidState *f;
+
+ for (f = s->fid_list; f; f = f->next) {
+ /* If fid is already there return NULL */
+ BUG_ON(f->clunked);
+ if (f->fid == fid) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ return NULL;
+ }
+ }
+ f = g_malloc0(sizeof(V9fsFidState));
+ f->fid = fid;
+ f->fid_type = P9_FID_NONE;
+ f->ref = 1;
+ /*
+ * Mark the fid as referenced so that the LRU
+ * reclaim won't close the file descriptor
+ */
+ f->flags |= FID_REFERENCED;
+ f->next = s->fid_list;
+ s->fid_list = f;
+
+ return f;
+}
+
+#ifndef CONFIG_WIN32
+static int v9fs_xattr_fid_clunk(V9fsPDU *pdu, V9fsFidState *fidp)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int retval = 0;
+
+ if (fidp->fs.xattr.copied_len == -1) {
+ /* getxattr/listxattr fid */
+ goto free_value;
+ }
+ /*
+ * if this is fid for setxattr. clunk should
+ * result in setxattr localcall
+ */
+ if (fidp->fs.xattr.len != fidp->fs.xattr.copied_len) {
+ /* clunk after partial write */
+ retval = -EINVAL;
+ goto free_out;
+ }
+ if (fidp->fs.xattr.len) {
+ retval = v9fs_co_lsetxattr(pdu, &fidp->path, &fidp->fs.xattr.name,
+ fidp->fs.xattr.value,
+ fidp->fs.xattr.len,
+ fidp->fs.xattr.flags);
+ } else {
+ retval = v9fs_co_lremovexattr(pdu, &fidp->path, &fidp->fs.xattr.name);
+ }
+free_out:
+ v9fs_string_free(&fidp->fs.xattr.name);
+free_value:
+ if (fidp->fs.xattr.value) {
+ g_free(fidp->fs.xattr.value);
+ }
+ return retval;
+}
+#endif
+
+static int free_fid(V9fsPDU *pdu, V9fsFidState *fidp)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int retval = 0;
+
+ if (fidp->fid_type == P9_FID_FILE) {
+ /* If we reclaimed the fd no need to close */
+ if (fidp->fs.fd != -1) {
+ retval = v9fs_co_close(pdu, &fidp->fs);
+ }
+ } else if (fidp->fid_type == P9_FID_DIR) {
+ if (fidp->fs.dir != NULL) {
+ retval = v9fs_co_closedir(pdu, &fidp->fs);
+ }
+ } else if (fidp->fid_type == P9_FID_XATTR) {
+#ifndef CONFIG_WIN32
+ retval = v9fs_xattr_fid_clunk(pdu, fidp);
+#else
+ retval = -1;
+#endif
+ }
+ v9fs_path_free(&fidp->path);
+ g_free(fidp);
+ return retval;
+}
+
+static int put_fid(V9fsPDU *pdu, V9fsFidState *fidp)
+{
+ BUG_ON(!fidp->ref);
+ fidp->ref--;
+ /*
+ * Don't free the fid if it is in reclaim list
+ */
+ if (!fidp->ref && fidp->clunked) {
+ if (fidp->fid == pdu->s->root_fid) {
+ /*
+ * if the clunked fid is root fid then we
+ * have unmounted the fs on the client side.
+ * delete the migration blocker. Ideally, this
+ * should be hooked to transport close notification
+ */
+ if (pdu->s->migration_blocker) {
+ migrate_del_blocker(pdu->s->migration_blocker);
+ error_free(pdu->s->migration_blocker);
+ pdu->s->migration_blocker = NULL;
+ }
+ }
+ return free_fid(pdu, fidp);
+ }
+ return 0;
+}
+
+static V9fsFidState *clunk_fid(V9fsState *s, int32_t fid)
+{
+ V9fsFidState **fidpp, *fidp;
+
+ for (fidpp = &s->fid_list; *fidpp; fidpp = &(*fidpp)->next) {
+ if ((*fidpp)->fid == fid) {
+ break;
+ }
+ }
+ if (*fidpp == NULL) {
+ return NULL;
+ }
+ fidp = *fidpp;
+ *fidpp = fidp->next;
+ fidp->clunked = 1;
+ return fidp;
+}
+
+void v9fs_reclaim_fd(V9fsPDU *pdu)
+{
+ int reclaim_count = 0;
+ V9fsState *s = pdu->s;
+ V9fsFidState *f, *reclaim_list = NULL;
+
+ for (f = s->fid_list; f; f = f->next) {
+ /*
+ * Unlink fids cannot be reclaimed. Check
+ * for them and skip them. Also skip fids
+ * currently being operated on.
+ */
+ if (f->ref || f->flags & FID_NON_RECLAIMABLE) {
+ continue;
+ }
+ /*
+ * if it is a recently referenced fid
+ * we leave the fid untouched and clear the
+ * reference bit. We come back to it later
+ * in the next iteration. (a simple LRU without
+ * moving list elements around)
+ */
+ if (f->flags & FID_REFERENCED) {
+ f->flags &= ~FID_REFERENCED;
+ continue;
+ }
+ /*
+ * Add fids to reclaim list.
+ */
+ if (f->fid_type == P9_FID_FILE) {
+ if (f->fs.fd != -1) {
+ /*
+ * Up the reference count so that
+ * a clunk request won't free this fid
+ */
+ f->ref++;
+ f->rclm_lst = reclaim_list;
+ reclaim_list = f;
+ f->fs_reclaim.fd = f->fs.fd;
+ f->fs.fd = -1;
+ reclaim_count++;
+ }
+ } else if (f->fid_type == P9_FID_DIR) {
+ if (f->fs.dir != NULL) {
+ /*
+ * Up the reference count so that
+ * a clunk request won't free this fid
+ */
+ f->ref++;
+ f->rclm_lst = reclaim_list;
+ reclaim_list = f;
+ f->fs_reclaim.dir = f->fs.dir;
+ f->fs.dir = NULL;
+ reclaim_count++;
+ }
+ }
+ if (reclaim_count >= open_fd_rc) {
+ break;
+ }
+ }
+ /*
+ * Now close the fid in reclaim list. Free them if they
+ * are already clunked.
+ */
+ while (reclaim_list) {
+ f = reclaim_list;
+ reclaim_list = f->rclm_lst;
+ if (f->fid_type == P9_FID_FILE) {
+ v9fs_co_close(pdu, &f->fs_reclaim);
+ } else if (f->fid_type == P9_FID_DIR) {
+ v9fs_co_closedir(pdu, &f->fs_reclaim);
+ }
+ f->rclm_lst = NULL;
+ /*
+ * Now drop the fid reference, free it
+ * if clunked.
+ */
+ put_fid(pdu, f);
+ }
+}
+
+static int v9fs_mark_fids_unreclaim(V9fsPDU *pdu, V9fsPath *path)
+{
+ TRACE("[%d][ >> %s]\n", __LINE__, __func__);
+ int err;
+ V9fsState *s = pdu->s;
+ V9fsFidState *fidp, head_fid;
+
+ head_fid.next = s->fid_list;
+ for (fidp = s->fid_list; fidp; fidp = fidp->next) {
+ if (fidp->path.size != path->size) {
+ continue;
+ }
+ if (!memcmp(fidp->path.data, path->data, path->size)) {
+ /* Mark the fid non reclaimable. */
+ fidp->flags |= FID_NON_RECLAIMABLE;
+
+ /* reopen the file/dir if already closed */
+ err = v9fs_reopen_fid(pdu, fidp);
+ if (err < 0) {
+ return -1;
+ }
+ /*
+ * Go back to head of fid list because
+ * the list could have got updated when
+ * switched to the worker thread
+ */
+ if (err == 0) {
+ fidp = &head_fid;
+ }
+ }
+ }
+ return 0;
+}
+
+static void virtfs_reset(V9fsPDU *pdu)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ V9fsState *s = pdu->s;
+ V9fsFidState *fidp = NULL;
+
+ /* Free all fids */
+ while (s->fid_list) {
+ fidp = s->fid_list;
+ s->fid_list = fidp->next;
+
+ if (fidp->ref) {
+ fidp->clunked = 1;
+ } else {
+ free_fid(pdu, fidp);
+ }
+ }
+ if (fidp) {
+ /* One or more unclunked fids found... */
+ error_report("9pfs:%s: One or more uncluncked fids "
+ "found during reset", __func__);
+ }
+ return;
+}
+
+#define P9_QID_TYPE_DIR 0x80
+#define P9_QID_TYPE_SYMLINK 0x02
+
+#define P9_STAT_MODE_DIR 0x80000000
+#define P9_STAT_MODE_APPEND 0x40000000
+#define P9_STAT_MODE_EXCL 0x20000000
+#define P9_STAT_MODE_MOUNT 0x10000000
+#define P9_STAT_MODE_AUTH 0x08000000
+#define P9_STAT_MODE_TMP 0x04000000
+#define P9_STAT_MODE_SYMLINK 0x02000000
+#define P9_STAT_MODE_LINK 0x01000000
+#define P9_STAT_MODE_DEVICE 0x00800000
+#define P9_STAT_MODE_NAMED_PIPE 0x00200000
+#define P9_STAT_MODE_SOCKET 0x00100000
+#define P9_STAT_MODE_SETUID 0x00080000
+#define P9_STAT_MODE_SETGID 0x00040000
+#define P9_STAT_MODE_SETVTX 0x00010000
+
+#define P9_STAT_MODE_TYPE_BITS (P9_STAT_MODE_DIR | \
+ P9_STAT_MODE_SYMLINK | \
+ P9_STAT_MODE_LINK | \
+ P9_STAT_MODE_DEVICE | \
+ P9_STAT_MODE_NAMED_PIPE | \
+ P9_STAT_MODE_SOCKET)
+
+/* This is the algorithm from ufs in spfs */
+static void stat_to_qid(const struct stat *stbuf, V9fsQID *qidp)
+{
+ size_t size;
+
+ memset(&qidp->path, 0, sizeof(qidp->path));
+ size = MIN(sizeof(stbuf->st_ino), sizeof(qidp->path));
+ memcpy(&qidp->path, &stbuf->st_ino, size);
+ qidp->version = stbuf->st_mtime ^ (stbuf->st_size << 8);
+ qidp->type = 0;
+ if (S_ISDIR(stbuf->st_mode)) {
+ qidp->type |= P9_QID_TYPE_DIR;
+ }
+#ifndef CONFIG_WIN32
+ if (S_ISLNK(stbuf->st_mode)) {
+#else
+ if (((stbuf->st_mode) & S_IFMT) == 0xA000) {
+#endif
+ qidp->type |= P9_QID_TYPE_SYMLINK;
+ }
+}
+
+static int fid_to_qid(V9fsPDU *pdu, V9fsFidState *fidp, V9fsQID *qidp)
+{
+ TRACE("[%d][ >> %s]\n", __LINE__, __func__);
+ struct stat stbuf;
+ int err;
+
+ err = v9fs_co_lstat(pdu, &fidp->path, &stbuf);
+ if (err < 0) {
+ return err;
+ }
+ stat_to_qid(&stbuf, qidp);
+ return 0;
+}
+
+static V9fsPDU *alloc_pdu(V9fsState *s)
+{
+ V9fsPDU *pdu = NULL;
+
+ if (!QLIST_EMPTY(&s->free_list)) {
+ pdu = QLIST_FIRST(&s->free_list);
+ QLIST_REMOVE(pdu, next);
+ QLIST_INSERT_HEAD(&s->active_list, pdu, next);
+ }
+ return pdu;
+}
+
+static void free_pdu(V9fsState *s, V9fsPDU *pdu)
+{
+ if (pdu) {
+ /*
+ * Cancelled pdu are added back to the freelist
+ * by flush request .
+ */
+ if (!pdu->cancelled) {
+ QLIST_REMOVE(pdu, next);
+ QLIST_INSERT_HEAD(&s->free_list, pdu, next);
+ }
+ }
+}
+
+/*
+ * We don't do error checking for pdu_marshal/unmarshal here
+ * because we always expect to have enough space to encode
+ * error details
+ */
+static void complete_pdu(V9fsState *s, V9fsPDU *pdu, ssize_t len)
+{
+ int8_t id = pdu->id + 1; /* Response */
+
+ if (len < 0) {
+ WARN("[%d][ >> %s]\n", __LINE__, __func__);
+ int err = -len;
+ len = 7;
+
+ if (s->proto_version != V9FS_PROTO_2000L) {
+ V9fsString str;
+
+ str.data = strerror(err);
+ str.size = strlen(str.data);
+
+ len += pdu_marshal(pdu, len, "s", &str);
+ id = P9_RERROR;
+ }
+
+ len += pdu_marshal(pdu, len, "d", err);
+
+ if (s->proto_version == V9FS_PROTO_2000L) {
+ id = P9_RLERROR;
+ }
+ trace_v9fs_rerror(pdu->tag, pdu->id, err); /* Trace ERROR */
+ }
+
+ /* fill out the header */
+ pdu_marshal(pdu, 0, "dbw", (int32_t)len, id, pdu->tag);
+
+ /* keep these in sync */
+ pdu->size = len;
+ pdu->id = id;
+
+ /* push onto queue and notify */
+ virtqueue_push(s->vq, &pdu->elem, len);
+
+ /* FIXME: we should batch these completions */
+ virtio_notify(VIRTIO_DEVICE(s), s->vq);
+
+ /* Now wakeup anybody waiting in flush for this request */
+ qemu_co_queue_next(&pdu->complete);
+
+ free_pdu(s, pdu);
+}
+
+#ifndef CONFIG_WIN32
+static mode_t v9mode_to_mode(uint32_t mode, V9fsString *extension)
+{
+ mode_t ret;
+
+ ret = mode & 0777;
+ if (mode & P9_STAT_MODE_DIR) {
+ ret |= S_IFDIR;
+ }
+
+ if (mode & P9_STAT_MODE_SYMLINK) {
+ ret |= S_IFLNK;
+ }
+ if (mode & P9_STAT_MODE_SOCKET) {
+ ret |= S_IFSOCK;
+ }
+ if (mode & P9_STAT_MODE_NAMED_PIPE) {
+ ret |= S_IFIFO;
+ }
+ if (mode & P9_STAT_MODE_DEVICE) {
+ if (extension->size && extension->data[0] == 'c') {
+ ret |= S_IFCHR;
+ } else {
+ ret |= S_IFBLK;
+ }
+ }
+
+ if (!(ret&~0777)) {
+ ret |= S_IFREG;
+ }
+
+ if (mode & P9_STAT_MODE_SETUID) {
+ ret |= S_ISUID;
+ }
+ if (mode & P9_STAT_MODE_SETGID) {
+ ret |= S_ISGID;
+ }
+ if (mode & P9_STAT_MODE_SETVTX) {
+ ret |= S_ISVTX;
+ }
+ return ret;
+}
+#endif
+
+static int donttouch_stat(V9fsStat *stat)
+{
+ if (stat->type == -1 &&
+ stat->dev == -1 &&
+ stat->qid.type == -1 &&
+ stat->qid.version == -1 &&
+ stat->qid.path == -1 &&
+ stat->mode == -1 &&
+ stat->atime == -1 &&
+ stat->mtime == -1 &&
+ stat->length == -1 &&
+ !stat->name.size &&
+ !stat->uid.size &&
+ !stat->gid.size &&
+ !stat->muid.size &&
+ stat->n_uid == -1 &&
+ stat->n_gid == -1 &&
+ stat->n_muid == -1) {
+ return 1;
+ }
+
+ return 0;
+}
+
+static void v9fs_stat_init(V9fsStat *stat)
+{
+ v9fs_string_init(&stat->name);
+ v9fs_string_init(&stat->uid);
+ v9fs_string_init(&stat->gid);
+ v9fs_string_init(&stat->muid);
+ v9fs_string_init(&stat->extension);
+}
+
+static void v9fs_stat_free(V9fsStat *stat)
+{
+ v9fs_string_free(&stat->name);
+ v9fs_string_free(&stat->uid);
+ v9fs_string_free(&stat->gid);
+ v9fs_string_free(&stat->muid);
+ v9fs_string_free(&stat->extension);
+}
+
+static uint32_t stat_to_v9mode(const struct stat *stbuf)
+{
+ uint32_t mode;
+
+ mode = stbuf->st_mode & 0777;
+#ifndef CONFIG_WIN32
+ if (S_ISDIR(stbuf->st_mode)) {
+ mode |= P9_STAT_MODE_DIR;
+ }
+
+ if (S_ISLNK(stbuf->st_mode)) {
+ mode |= P9_STAT_MODE_SYMLINK;
+ }
+
+ if (S_ISSOCK(stbuf->st_mode)) {
+ mode |= P9_STAT_MODE_SOCKET;
+ }
+
+ if (S_ISFIFO(stbuf->st_mode)) {
+ mode |= P9_STAT_MODE_NAMED_PIPE;
+ }
+
+ if (S_ISBLK(stbuf->st_mode) || S_ISCHR(stbuf->st_mode)) {
+ mode |= P9_STAT_MODE_DEVICE;
+ }
+
+ if (stbuf->st_mode & S_ISUID) {
+ mode |= P9_STAT_MODE_SETUID;
+ }
+
+ if (stbuf->st_mode & S_ISGID) {
+ mode |= P9_STAT_MODE_SETGID;
+ }
+
+ if (stbuf->st_mode & S_ISVTX) {
+ mode |= P9_STAT_MODE_SETVTX;
+ }
+#endif
+ return mode;
+}
+
+static int stat_to_v9stat(V9fsPDU *pdu, V9fsPath *name,
+ const struct stat *stbuf,
+ V9fsStat *v9stat)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int err;
+ const char *str;
+
+ memset(v9stat, 0, sizeof(*v9stat));
+
+ stat_to_qid(stbuf, &v9stat->qid);
+ v9stat->mode = stat_to_v9mode(stbuf);
+ v9stat->atime = stbuf->st_atime;
+ v9stat->mtime = stbuf->st_mtime;
+ v9stat->length = stbuf->st_size;
+
+ v9fs_string_null(&v9stat->uid);
+ v9fs_string_null(&v9stat->gid);
+ v9fs_string_null(&v9stat->muid);
+
+ v9stat->n_uid = stbuf->st_uid;
+ v9stat->n_gid = stbuf->st_gid;
+ v9stat->n_muid = 0;
+
+ v9fs_string_null(&v9stat->extension);
+
+ if (v9stat->mode & P9_STAT_MODE_SYMLINK) {
+ err = v9fs_co_readlink(pdu, name, &v9stat->extension);
+ if (err < 0) {
+ return err;
+ }
+ } else if (v9stat->mode & P9_STAT_MODE_DEVICE) {
+ v9fs_string_sprintf(&v9stat->extension, "%c %u %u",
+ S_ISCHR(stbuf->st_mode) ? 'c' : 'b',
+ major(stbuf->st_rdev), minor(stbuf->st_rdev));
+ } else if (S_ISDIR(stbuf->st_mode) || S_ISREG(stbuf->st_mode)) {
+ v9fs_string_sprintf(&v9stat->extension, "%s %lu",
+ "HARDLINKCOUNT", (unsigned long)stbuf->st_nlink);
+ }
+
+ str = strrchr(name->data, '/');
+ if (str) {
+ str += 1;
+ } else {
+ str = name->data;
+ }
+
+ v9fs_string_sprintf(&v9stat->name, "%s", str);
+
+ v9stat->size = 61 +
+ v9fs_string_size(&v9stat->name) +
+ v9fs_string_size(&v9stat->uid) +
+ v9fs_string_size(&v9stat->gid) +
+ v9fs_string_size(&v9stat->muid) +
+ v9fs_string_size(&v9stat->extension);
+ return 0;
+}
+
+#define P9_STATS_MODE 0x00000001ULL
+#define P9_STATS_NLINK 0x00000002ULL
+#define P9_STATS_UID 0x00000004ULL
+#define P9_STATS_GID 0x00000008ULL
+#define P9_STATS_RDEV 0x00000010ULL
+#define P9_STATS_ATIME 0x00000020ULL
+#define P9_STATS_MTIME 0x00000040ULL
+#define P9_STATS_CTIME 0x00000080ULL
+#define P9_STATS_INO 0x00000100ULL
+#define P9_STATS_SIZE 0x00000200ULL
+#define P9_STATS_BLOCKS 0x00000400ULL
+
+#define P9_STATS_BTIME 0x00000800ULL
+#define P9_STATS_GEN 0x00001000ULL
+#define P9_STATS_DATA_VERSION 0x00002000ULL
+
+#define P9_STATS_BASIC 0x000007ffULL /* Mask for fields up to BLOCKS */
+#define P9_STATS_ALL 0x00003fffULL /* Mask for All fields above */
+
+
+static void stat_to_v9stat_dotl(V9fsState *s, const struct stat *stbuf,
+ V9fsStatDotl *v9lstat)
+{
+ memset(v9lstat, 0, sizeof(*v9lstat));
+
+ v9lstat->st_mode = stbuf->st_mode;
+ v9lstat->st_nlink = stbuf->st_nlink;
+ v9lstat->st_uid = stbuf->st_uid;
+ v9lstat->st_gid = stbuf->st_gid;
+ v9lstat->st_rdev = stbuf->st_rdev;
+ v9lstat->st_size = stbuf->st_size;
+#ifndef CONFIG_WIN32
+ v9lstat->st_blksize = stbuf->st_blksize;
+ v9lstat->st_blocks = stbuf->st_blocks;
+#else
+ v9lstat->st_blksize = hostBytesPerSector;
+ v9lstat->st_blocks = (uint64_t)(v9lstat->st_size / 512
+ + (v9lstat->st_size % 512 ? 1 : 0)); //round up
+#endif
+#ifdef CONFIG_LINUX
+ v9lstat->st_atime_sec = stbuf->st_atime;
+ v9lstat->st_atime_nsec = stbuf->st_atim.tv_nsec;
+ v9lstat->st_mtime_sec = stbuf->st_mtime;
+ v9lstat->st_mtime_nsec = stbuf->st_mtim.tv_nsec;
+ v9lstat->st_ctime_sec = stbuf->st_ctime;
+ v9lstat->st_ctime_nsec = stbuf->st_ctim.tv_nsec;
+#else // darwin
+#ifndef CONFIG_WIN32
+ v9lstat->st_atime_sec = stbuf->st_atimespec.tv_sec;
+ v9lstat->st_atime_nsec = stbuf->st_atimespec.tv_nsec;
+ v9lstat->st_mtime_sec = stbuf->st_mtimespec.tv_sec;
+ v9lstat->st_mtime_nsec = stbuf->st_mtimespec.tv_nsec;
+ v9lstat->st_ctime_sec = stbuf->st_ctimespec.tv_sec;
+ v9lstat->st_ctime_nsec = stbuf->st_ctimespec.tv_nsec;
+#else
+ v9lstat->st_atime_sec = stbuf->st_atime;
+ v9lstat->st_atime_nsec = 0;
+ v9lstat->st_mtime_sec = stbuf->st_mtime;
+ v9lstat->st_mtime_nsec = 0;
+ v9lstat->st_ctime_sec = stbuf->st_ctime;
+ v9lstat->st_ctime_nsec = 0;
+#endif
+#endif
+
+ /* Currently we only support BASIC fields in stat */
+ v9lstat->st_result_mask = P9_STATS_BASIC;
+
+ stat_to_qid(stbuf, &v9lstat->qid);
+}
+
+static void print_sg(struct iovec *sg, int cnt)
+{
+ int i;
+
+ printf("sg[%d]: {", cnt);
+ for (i = 0; i < cnt; i++) {
+ if (i) {
+ printf(", ");
+ }
+ printf("(%p, %zd)", sg[i].iov_base, sg[i].iov_len);
+ }
+ printf("}\n");
+}
+
+/* Will call this only for path name based fid */
+static void v9fs_fix_path(V9fsPath *dst, V9fsPath *src, int len)
+{
+ V9fsPath str;
+ v9fs_path_init(&str);
+ v9fs_path_copy(&str, dst);
+ v9fs_string_sprintf((V9fsString *)dst, "%s%s", src->data, str.data+len);
+ v9fs_path_free(&str);
+ /* +1 to include terminating NULL */
+ dst->size++;
+}
+
+static inline bool is_ro_export(FsContext *ctx)
+{
+ return ctx->export_flags & V9FS_RDONLY;
+}
+
+static void v9fs_version(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ ssize_t err;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+ V9fsString version;
+ size_t offset = 7;
+
+ v9fs_string_init(&version);
+ err = pdu_unmarshal(pdu, offset, "ds", &s->msize, &version);
+ if (err < 0) {
+ offset = err;
+ goto out;
+ }
+ trace_v9fs_version(pdu->tag, pdu->id, s->msize, version.data);
+
+ virtfs_reset(pdu);
+
+ if (!strcmp(version.data, "9P2000.u")) {
+ s->proto_version = V9FS_PROTO_2000U;
+ } else if (!strcmp(version.data, "9P2000.L")) {
+ s->proto_version = V9FS_PROTO_2000L;
+ } else {
+ v9fs_string_sprintf(&version, "unknown");
+ }
+
+ err = pdu_marshal(pdu, offset, "ds", s->msize, &version);
+ if (err < 0) {
+ offset = err;
+ goto out;
+ }
+ offset += err;
+ trace_v9fs_version_return(pdu->tag, pdu->id, s->msize, version.data);
+out:
+ complete_pdu(s, pdu, offset);
+ v9fs_string_free(&version);
+ return;
+}
+
+static void v9fs_attach(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+ int32_t fid, afid, n_uname;
+ V9fsString uname, aname;
+ V9fsFidState *fidp;
+ size_t offset = 7;
+ V9fsQID qid;
+ ssize_t err;
+
+ v9fs_string_init(&uname);
+ v9fs_string_init(&aname);
+ err = pdu_unmarshal(pdu, offset, "ddssd", &fid,
+ &afid, &uname, &aname, &n_uname);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_attach(pdu->tag, pdu->id, fid, afid, uname.data, aname.data);
+
+ fidp = alloc_fid(s, fid);
+ if (fidp == NULL) {
+ err = -EINVAL;
+ goto out_nofid;
+ }
+ fidp->uid = n_uname;
+#ifndef CONFIG_WIN32
+ err = v9fs_co_name_to_path(pdu, NULL, "/", &fidp->path);
+#else
+ err = v9fs_co_name_to_path(pdu, NULL, "\\", &fidp->path);
+#endif
+ if (err < 0) {
+ err = -EINVAL;
+ clunk_fid(s, fid);
+ goto out;
+ }
+ err = fid_to_qid(pdu, fidp, &qid);
+ if (err < 0) {
+ err = -EINVAL;
+ clunk_fid(s, fid);
+ goto out;
+ }
+ err = pdu_marshal(pdu, offset, "Q", &qid);
+ if (err < 0) {
+ clunk_fid(s, fid);
+ goto out;
+ }
+ err += offset;
+ trace_v9fs_attach_return(pdu->tag, pdu->id,
+ qid.type, qid.version, qid.path);
+ /*
+ * disable migration if we haven't done already.
+ * attach could get called multiple times for the same export.
+ */
+ if (!s->migration_blocker) {
+ s->root_fid = fid;
++ error_setg(&s->migration_blocker,
++ "Migration is disabled when VirtFS export path '%s' is mounted in the guest using mount_tag '%s'",
++ s->ctx.fs_root ? s->ctx.fs_root : "NULL", s->tag);
+ migrate_add_blocker(s->migration_blocker);
+ }
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, err);
+ v9fs_string_free(&uname);
+ v9fs_string_free(&aname);
+}
+
+static void v9fs_stat(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int32_t fid;
+ V9fsStat v9stat;
+ ssize_t err = 0;
+ size_t offset = 7;
+ struct stat stbuf;
+ V9fsFidState *fidp;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ err = pdu_unmarshal(pdu, offset, "d", &fid);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_stat(pdu->tag, pdu->id, fid);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ err = -ENOENT;
+ goto out_nofid;
+ }
+ err = v9fs_co_lstat(pdu, &fidp->path, &stbuf);
+ if (err < 0) {
+ goto out;
+ }
+ err = stat_to_v9stat(pdu, &fidp->path, &stbuf, &v9stat);
+ if (err < 0) {
+ goto out;
+ }
+ err = pdu_marshal(pdu, offset, "wS", 0, &v9stat);
+ if (err < 0) {
+ v9fs_stat_free(&v9stat);
+ goto out;
+ }
+ trace_v9fs_stat_return(pdu->tag, pdu->id, v9stat.mode,
+ v9stat.atime, v9stat.mtime, v9stat.length);
+ err += offset;
+ v9fs_stat_free(&v9stat);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, err);
+}
+
+static void v9fs_getattr(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int32_t fid;
+ size_t offset = 7;
+ ssize_t retval = 0;
+ struct stat stbuf;
+ V9fsFidState *fidp;
+ uint64_t request_mask;
+ V9fsStatDotl v9stat_dotl;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ retval = pdu_unmarshal(pdu, offset, "dq", &fid, &request_mask);
+ if (retval < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_getattr(pdu->tag, pdu->id, fid, request_mask);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ retval = -ENOENT;
+ goto out_nofid;
+ }
+ /*
+ * Currently we only support BASIC fields in stat, so there is no
+ * need to look at request_mask.
+ */
+ retval = v9fs_co_lstat(pdu, &fidp->path, &stbuf);
+ if (retval < 0) {
+ goto out;
+ }
+ stat_to_v9stat_dotl(s, &stbuf, &v9stat_dotl);
+
+ /* fill st_gen if requested and supported by underlying fs */
+ if (request_mask & P9_STATS_GEN) {
+ retval = v9fs_co_st_gen(pdu, &fidp->path, stbuf.st_mode, &v9stat_dotl);
+ if (retval < 0) {
+ goto out;
+ }
+ v9stat_dotl.st_result_mask |= P9_STATS_GEN;
+ }
+ retval = pdu_marshal(pdu, offset, "A", &v9stat_dotl);
+ if (retval < 0) {
+ goto out;
+ }
+ retval += offset;
+ trace_v9fs_getattr_return(pdu->tag, pdu->id, v9stat_dotl.st_result_mask,
+ v9stat_dotl.st_mode, v9stat_dotl.st_uid,
+ v9stat_dotl.st_gid);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, retval);
+}
+
+/* Attribute flags */
+#define P9_ATTR_MODE (1 << 0)
+#define P9_ATTR_UID (1 << 1)
+#define P9_ATTR_GID (1 << 2)
+#define P9_ATTR_SIZE (1 << 3)
+#define P9_ATTR_ATIME (1 << 4)
+#define P9_ATTR_MTIME (1 << 5)
+#define P9_ATTR_CTIME (1 << 6)
+#define P9_ATTR_ATIME_SET (1 << 7)
+#define P9_ATTR_MTIME_SET (1 << 8)
+
+#define P9_ATTR_MASK 127
+
+static void v9fs_setattr(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int err = 0;
+ int32_t fid;
+ V9fsFidState *fidp;
+ size_t offset = 7;
+ V9fsIattr v9iattr;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ err = pdu_unmarshal(pdu, offset, "dI", &fid, &v9iattr);
+ if (err < 0) {
+ goto out_nofid;
+ }
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ err = -EINVAL;
+ goto out_nofid;
+ }
+ if (v9iattr.valid & P9_ATTR_MODE) {
+#ifndef CONFIG_WIN32
+ err = v9fs_co_chmod(pdu, &fidp->path, v9iattr.mode);
+#else
+ err = -EPERM;
+#endif
+ if (err < 0) {
+ goto out;
+ }
+ }
+ if (v9iattr.valid & (P9_ATTR_ATIME | P9_ATTR_MTIME)) {
+ struct timespec times[2];
+ if (v9iattr.valid & P9_ATTR_ATIME) {
+ if (v9iattr.valid & P9_ATTR_ATIME_SET) {
+ times[0].tv_sec = v9iattr.atime_sec;
+ times[0].tv_nsec = v9iattr.atime_nsec;
+ } else {
+ times[0].tv_nsec = UTIME_NOW;
+ }
+ } else {
+ times[0].tv_nsec = UTIME_OMIT;
+ }
+ if (v9iattr.valid & P9_ATTR_MTIME) {
+ if (v9iattr.valid & P9_ATTR_MTIME_SET) {
+ times[1].tv_sec = v9iattr.mtime_sec;
+ times[1].tv_nsec = v9iattr.mtime_nsec;
+ } else {
+ times[1].tv_nsec = UTIME_NOW;
+ }
+ } else {
+ times[1].tv_nsec = UTIME_OMIT;
+ }
+ err = v9fs_co_utimensat(pdu, &fidp->path, times);
+ if (err < 0) {
+ goto out;
+ }
+ }
+ /*
+ * If the only valid entry in iattr is ctime we can call
+ * chown(-1,-1) to update the ctime of the file
+ */
+ if ((v9iattr.valid & (P9_ATTR_UID | P9_ATTR_GID)) ||
+ ((v9iattr.valid & P9_ATTR_CTIME)
+ && !((v9iattr.valid & P9_ATTR_MASK) & ~P9_ATTR_CTIME))) {
+ if (!(v9iattr.valid & P9_ATTR_UID)) {
+ v9iattr.uid = -1;
+ }
+ if (!(v9iattr.valid & P9_ATTR_GID)) {
+ v9iattr.gid = -1;
+ }
+#ifndef CONFIG_WIN32
+ err = v9fs_co_chown(pdu, &fidp->path, v9iattr.uid,
+ v9iattr.gid);
+#else
+ err = -EPERM;
+#endif
+ if (err < 0) {
+ goto out;
+ }
+ }
+ if (v9iattr.valid & (P9_ATTR_SIZE)) {
+ err = v9fs_co_truncate(pdu, &fidp->path, v9iattr.size);
+ if (err < 0) {
+ goto out;
+ }
+ }
+ err = offset;
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, err);
+}
+
+static int v9fs_walk_marshal(V9fsPDU *pdu, uint16_t nwnames, V9fsQID *qids)
+{
+ int i;
+ ssize_t err;
+ size_t offset = 7;
+
+ err = pdu_marshal(pdu, offset, "w", nwnames);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ return err;
+ }
+ offset += err;
+ for (i = 0; i < nwnames; i++) {
+ err = pdu_marshal(pdu, offset, "Q", &qids[i]);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ return err;
+ }
+ offset += err;
+ }
+ return offset;
+}
+
+static void v9fs_walk(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int name_idx;
+ V9fsQID *qids = NULL;
+ int i, err = 0;
+ V9fsPath dpath, path;
+ uint16_t nwnames;
+ struct stat stbuf;
+ size_t offset = 7;
+ int32_t fid, newfid;
+ V9fsString *wnames = NULL;
+ V9fsFidState *fidp;
+ V9fsFidState *newfidp = NULL;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ err = pdu_unmarshal(pdu, offset, "ddw", &fid, &newfid, &nwnames);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ complete_pdu(s, pdu, err);
+ return ;
+ }
+ offset += err;
+
+ trace_v9fs_walk(pdu->tag, pdu->id, fid, newfid, nwnames);
+
+ if (nwnames && nwnames <= P9_MAXWELEM) {
+ wnames = g_malloc0(sizeof(wnames[0]) * nwnames);
+ qids = g_malloc0(sizeof(qids[0]) * nwnames);
+ for (i = 0; i < nwnames; i++) {
+ err = pdu_unmarshal(pdu, offset, "s", &wnames[i]);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out_nofid;
+ }
+ offset += err;
+ }
+ } else if (nwnames > P9_MAXWELEM) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -EINVAL;
+ goto out_nofid;
+ }
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -ENOENT;
+ goto out_nofid;
+ }
+ v9fs_path_init(&dpath);
+ v9fs_path_init(&path);
+ /*
+ * Both dpath and path initially poin to fidp.
+ * Needed to handle request with nwnames == 0
+ */
+ v9fs_path_copy(&dpath, &fidp->path);
+ v9fs_path_copy(&path, &fidp->path);
+ for (name_idx = 0; name_idx < nwnames; name_idx++) {
+ err = v9fs_co_name_to_path(pdu, &dpath, wnames[name_idx].data, &path);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err = v9fs_co_lstat(pdu, &path, &stbuf);
+ if (err < 0) {
+ goto out;
+ }
+ stat_to_qid(&stbuf, &qids[name_idx]);
+ v9fs_path_copy(&dpath, &path);
+ }
+ if (fid == newfid) {
+ BUG_ON(fidp->fid_type != P9_FID_NONE);
+ WARN("[%d][ >> %s]\n", __LINE__, __func__);
+ v9fs_path_copy(&fidp->path, &path);
+ } else {
+ newfidp = alloc_fid(s, newfid);
+ if (newfidp == NULL) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -EINVAL;
+ goto out;
+ }
+ newfidp->uid = fidp->uid;
+ v9fs_path_copy(&newfidp->path, &path);
+ }
+ err = v9fs_walk_marshal(pdu, nwnames, qids);
+ trace_v9fs_walk_return(pdu->tag, pdu->id, nwnames, qids);
+out:
+ put_fid(pdu, fidp);
+ if (newfidp) {
+ put_fid(pdu, newfidp);
+ }
+ v9fs_path_free(&dpath);
+ v9fs_path_free(&path);
+out_nofid:
+ complete_pdu(s, pdu, err);
+ if (nwnames && nwnames <= P9_MAXWELEM) {
+ for (name_idx = 0; name_idx < nwnames; name_idx++) {
+ v9fs_string_free(&wnames[name_idx]);
+ }
+ g_free(wnames);
+ g_free(qids);
+ }
+ return;
+}
+
+static int32_t get_iounit(V9fsPDU *pdu, V9fsPath *path)
+{
+ struct statfs stbuf;
+ int32_t iounit = 0;
+ V9fsState *s = pdu->s;
+
+ /*
+ * iounit should be multiples of f_bsize (host filesystem block size
+ * and as well as less than (client msize - P9_IOHDRSZ))
+ */
+ if (!v9fs_co_statfs(pdu, path, &stbuf)) {
+ iounit = stbuf.f_bsize;
+ iounit *= (s->msize - P9_IOHDRSZ)/stbuf.f_bsize;
+ }
+ if (!iounit) {
+ iounit = s->msize - P9_IOHDRSZ;
+ }
+ return iounit;
+}
+
+static void v9fs_open(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int flags;
+ int32_t fid;
+ int32_t mode;
+ V9fsQID qid;
+ int iounit = 0;
+ ssize_t err = 0;
+ size_t offset = 7;
+ struct stat stbuf;
+ V9fsFidState *fidp;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ if (s->proto_version == V9FS_PROTO_2000L) {
+ err = pdu_unmarshal(pdu, offset, "dd", &fid, &mode);
+ } else {
+ uint8_t modebyte;
+ err = pdu_unmarshal(pdu, offset, "db", &fid, &modebyte);
+ mode = modebyte;
+ }
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out_nofid;
+ }
+ trace_v9fs_open(pdu->tag, pdu->id, fid, mode);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -ENOENT;
+ goto out_nofid;
+ }
+ BUG_ON(fidp->fid_type != P9_FID_NONE);
+
+ err = v9fs_co_lstat(pdu, &fidp->path, &stbuf);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ stat_to_qid(&stbuf, &qid);
+ if (S_ISDIR(stbuf.st_mode)) {
+ err = v9fs_co_opendir(pdu, fidp);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ fidp->fid_type = P9_FID_DIR;
+ err = pdu_marshal(pdu, offset, "Qd", &qid, 0);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err += offset;
+ } else {
+ if (s->proto_version == V9FS_PROTO_2000L) {
+ flags = get_dotl_openflags(s, mode);
+ } else {
+ flags = omode_to_uflags(mode);
+ }
+ if (is_ro_export(&s->ctx)) {
+ if (mode & O_WRONLY || mode & O_RDWR ||
+ mode & O_APPEND || mode & O_TRUNC) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -EROFS;
+ goto out;
+ }
+ }
+ err = v9fs_co_open(pdu, fidp, flags);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ fidp->fid_type = P9_FID_FILE;
+ fidp->open_flags = flags;
+ if (flags & O_EXCL) {
+ /*
+ * We let the host file system do O_EXCL check
+ * We should not reclaim such fd
+ */
+ fidp->flags |= FID_NON_RECLAIMABLE;
+ }
+ iounit = get_iounit(pdu, &fidp->path);
+ err = pdu_marshal(pdu, offset, "Qd", &qid, iounit);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err += offset;
+ }
+ trace_v9fs_open_return(pdu->tag, pdu->id,
+ qid.type, qid.version, qid.path, iounit);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, err);
+}
+
+static void v9fs_lcreate(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int32_t dfid, flags, mode;
+ gid_t gid;
+ ssize_t err = 0;
+ ssize_t offset = 7;
+ V9fsString name;
+ V9fsFidState *fidp;
+ struct stat stbuf;
+ V9fsQID qid;
+ int32_t iounit;
+ V9fsPDU *pdu = opaque;
+
+ v9fs_string_init(&name);
+ err = pdu_unmarshal(pdu, offset, "dsddd", &dfid,
+ &name, &flags, &mode, &gid);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out_nofid;
+ }
+ trace_v9fs_lcreate(pdu->tag, pdu->id, dfid, flags, mode, gid);
+
+ fidp = get_fid(pdu, dfid);
+ if (fidp == NULL) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -ENOENT;
+ goto out_nofid;
+ }
+
+ flags = get_dotl_openflags(pdu->s, flags);
+ err = v9fs_co_open2(pdu, fidp, &name, gid,
+ flags | O_CREAT, mode, &stbuf);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ fidp->fid_type = P9_FID_FILE;
+ fidp->open_flags = flags;
+ if (flags & O_EXCL) {
+ /*
+ * We let the host file system do O_EXCL check
+ * We should not reclaim such fd
+ */
+ fidp->flags |= FID_NON_RECLAIMABLE;
+ }
+ iounit = get_iounit(pdu, &fidp->path);
+ stat_to_qid(&stbuf, &qid);
+ err = pdu_marshal(pdu, offset, "Qd", &qid, iounit);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err += offset;
+ trace_v9fs_lcreate_return(pdu->tag, pdu->id,
+ qid.type, qid.version, qid.path, iounit);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(pdu->s, pdu, err);
+ v9fs_string_free(&name);
+}
+
+static void v9fs_fsync(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int err;
+ int32_t fid;
+ int datasync;
+ size_t offset = 7;
+ V9fsFidState *fidp;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ err = pdu_unmarshal(pdu, offset, "dd", &fid, &datasync);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out_nofid;
+ }
+ trace_v9fs_fsync(pdu->tag, pdu->id, fid, datasync);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ err = -ENOENT;
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out_nofid;
+ }
+ err = v9fs_co_fsync(pdu, fidp, datasync);
+ if (!err) {
+ err = offset;
+ }
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, err);
+}
+
+static void v9fs_clunk(void *opaque)
+{
+ int err;
+ int32_t fid;
+ size_t offset = 7;
+ V9fsFidState *fidp;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ err = pdu_unmarshal(pdu, offset, "d", &fid);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_clunk(pdu->tag, pdu->id, fid);
+
+ fidp = clunk_fid(s, fid);
+ if (fidp == NULL) {
+ err = -ENOENT;
+ goto out_nofid;
+ }
+ /*
+ * Bump the ref so that put_fid will
+ * free the fid.
+ */
+ fidp->ref++;
+ err = put_fid(pdu, fidp);
+ if (!err) {
+ err = offset;
+ }
+out_nofid:
+ complete_pdu(s, pdu, err);
+}
+
+#ifndef CONFIG_WIN32
+static int v9fs_xattr_read(V9fsState *s, V9fsPDU *pdu, V9fsFidState *fidp,
+ uint64_t off, uint32_t max_count)
+{
+ ssize_t err;
+ size_t offset = 7;
+ int read_count;
+ int64_t xattr_len;
+
+ xattr_len = fidp->fs.xattr.len;
+ read_count = xattr_len - off;
+ if (read_count > max_count) {
+ read_count = max_count;
+ } else if (read_count < 0) {
+ /*
+ * read beyond XATTR value
+ */
+ read_count = 0;
+ }
+ err = pdu_marshal(pdu, offset, "d", read_count);
+ if (err < 0) {
+ return err;
+ }
+ offset += err;
+ err = v9fs_pack(pdu->elem.in_sg, pdu->elem.in_num, offset,
+ ((char *)fidp->fs.xattr.value) + off,
+ read_count);
+ if (err < 0) {
+ return err;
+ }
+ offset += err;
+ return offset;
+}
+#endif
+
+static int v9fs_do_readdir_with_stat(V9fsPDU *pdu,
+ V9fsFidState *fidp, uint32_t max_count)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ V9fsPath path;
+ V9fsStat v9stat;
+ int len, err = 0;
+ int32_t count = 0;
+ struct stat stbuf;
+ off_t saved_dir_pos;
+ struct dirent *dent, *result;
+
+ /* save the directory position */
+ saved_dir_pos = v9fs_co_telldir(pdu, fidp);
+ if (saved_dir_pos < 0) {
+ return saved_dir_pos;
+ }
+
+ dent = g_malloc(sizeof(struct dirent));
+
+ while (1) {
+ v9fs_path_init(&path);
+ err = v9fs_co_readdir_r(pdu, fidp, dent, &result);
+ if (err || !result) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ break;
+ }
+ err = v9fs_co_name_to_path(pdu, &fidp->path, dent->d_name, &path);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err = v9fs_co_lstat(pdu, &path, &stbuf);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err = stat_to_v9stat(pdu, &path, &stbuf, &v9stat);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ /* 11 = 7 + 4 (7 = start offset, 4 = space for storing count) */
+ len = pdu_marshal(pdu, 11 + count, "S", &v9stat);
+ if ((len != (v9stat.size + 2)) || ((count + len) > max_count)) {
+ /* Ran out of buffer. Set dir back to old position and return */
+ v9fs_co_seekdir(pdu, fidp, saved_dir_pos);
+ v9fs_stat_free(&v9stat);
+ v9fs_path_free(&path);
+ g_free(dent);
+ return count;
+ }
+ count += len;
+ v9fs_stat_free(&v9stat);
+ v9fs_path_free(&path);
+#ifdef CONFIG_LINUX
+ saved_dir_pos = dent->d_off;
+#else
+ saved_dir_pos = v9fs_co_telldir(pdu, fidp);
+#endif
+ }
+out:
+ g_free(dent);
+ v9fs_path_free(&path);
+ if (err < 0) {
+ return err;
+ }
+ return count;
+}
+
+/*
+ * Create a QEMUIOVector for a sub-region of PDU iovecs
+ *
+ * @qiov: uninitialized QEMUIOVector
+ * @skip: number of bytes to skip from beginning of PDU
+ * @size: number of bytes to include
+ * @is_write: true - write, false - read
+ *
+ * The resulting QEMUIOVector has heap-allocated iovecs and must be cleaned up
+ * with qemu_iovec_destroy().
+ */
+static void v9fs_init_qiov_from_pdu(QEMUIOVector *qiov, V9fsPDU *pdu,
+ size_t skip, size_t size,
+ bool is_write)
+{
+ QEMUIOVector elem;
+ struct iovec *iov;
+ unsigned int niov;
+
+ if (is_write) {
+ iov = pdu->elem.out_sg;
+ niov = pdu->elem.out_num;
+ } else {
+ iov = pdu->elem.in_sg;
+ niov = pdu->elem.in_num;
+ }
+
+ qemu_iovec_init_external(&elem, iov, niov);
+ qemu_iovec_init(qiov, niov);
+ qemu_iovec_concat(qiov, &elem, skip, size);
+}
+
+static void v9fs_read(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int32_t fid;
+ uint64_t off;
+ ssize_t err = 0;
+ int32_t count = 0;
+ size_t offset = 7;
+ uint32_t max_count;
+ V9fsFidState *fidp;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ err = pdu_unmarshal(pdu, offset, "dqd", &fid, &off, &max_count);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out_nofid;
+ }
+ trace_v9fs_read(pdu->tag, pdu->id, fid, off, max_count);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -EINVAL;
+ goto out_nofid;
+ }
+ if (fidp->fid_type == P9_FID_DIR) {
+
+ if (off == 0) {
+ v9fs_co_rewinddir(pdu, fidp);
+ }
+ count = v9fs_do_readdir_with_stat(pdu, fidp, max_count);
+ if (count < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = count;
+ goto out;
+ }
+ err = pdu_marshal(pdu, offset, "d", count);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err += offset + count;
+ } else if (fidp->fid_type == P9_FID_FILE) {
+ QEMUIOVector qiov_full;
+ QEMUIOVector qiov;
+ int32_t len;
+
+ v9fs_init_qiov_from_pdu(&qiov_full, pdu, offset + 4, max_count, false);
+ qemu_iovec_init(&qiov, qiov_full.niov);
+ do {
+ qemu_iovec_reset(&qiov);
+ qemu_iovec_concat(&qiov, &qiov_full, count, qiov_full.size - count);
+ if (0) {
+ print_sg(qiov.iov, qiov.niov);
+ }
+ /* Loop in case of EINTR */
+ do {
+ len = v9fs_co_preadv(pdu, fidp, qiov.iov, qiov.niov, off);
+ if (len >= 0) {
+ off += len;
+ count += len;
+ }
+ } while (len == -EINTR && !pdu->cancelled);
+ if (len < 0) {
+ /* IO error return the error */
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = len;
+ goto out;
+ }
+ } while (count < max_count && len > 0);
+ err = pdu_marshal(pdu, offset, "d", count);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err += offset + count;
+ qemu_iovec_destroy(&qiov);
+ qemu_iovec_destroy(&qiov_full);
+#ifndef CONFIG_WIN32
+ } else if (fidp->fid_type == P9_FID_XATTR) {
+ err = v9fs_xattr_read(s, pdu, fidp, off, max_count);
+#endif
+ } else {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -EINVAL;
+ }
+ trace_v9fs_read_return(pdu->tag, pdu->id, count, err);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, err);
+}
+
+static size_t v9fs_readdir_data_size(V9fsString *name)
+{
+ /*
+ * Size of each dirent on the wire: size of qid (13) + size of offset (8)
+ * size of type (1) + size of name.size (2) + strlen(name.data)
+ */
+ return 24 + v9fs_string_size(name);
+}
+
+static int v9fs_do_readdir(V9fsPDU *pdu,
+ V9fsFidState *fidp, int32_t max_count)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ size_t size;
+ V9fsQID qid;
+ V9fsString name;
+ int len, err = 0;
+ int32_t count = 0;
+ off_t saved_dir_pos;
+ struct dirent *dent, *result;
+#ifndef CONFIG_LINUX
+ uint64_t d_offset = 0;
+#endif
+
+ /* save the directory position */
+ saved_dir_pos = v9fs_co_telldir(pdu, fidp);
+ if (saved_dir_pos < 0) {
+ return saved_dir_pos;
+ }
+
+ dent = g_malloc(sizeof(struct dirent));
+
+ while (1) {
+ err = v9fs_co_readdir_r(pdu, fidp, dent, &result);
+ dent = result;
+ if (err) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ break;
+ }
+
+ if (!result) {
+ TRACE("[%d][ >> %s] v9fs_co_readdir_r has no result.\n", __LINE__, __func__);
+ break;
+ }
+
+ v9fs_string_init(&name);
+ v9fs_string_sprintf(&name, "%s", dent->d_name);
+ if ((count + v9fs_readdir_data_size(&name)) > max_count) {
+ /* Ran out of buffer. Set dir back to old position and return */
+ v9fs_co_seekdir(pdu, fidp, saved_dir_pos);
+ v9fs_string_free(&name);
+ g_free(dent);
+ return count;
+ }
+ /*
+ * Fill up just the path field of qid because the client uses
+ * only that. To fill the entire qid structure we will have
+ * to stat each dirent found, which is expensive
+ */
+ size = MIN(sizeof(dent->d_ino), sizeof(qid.path));
+ memcpy(&qid.path, &dent->d_ino, size);
+ /* Fill the other fields with dummy values */
+ qid.type = 0;
+ qid.version = 0;
+
+ /* 11 = 7 + 4 (7 = start offset, 4 = space for storing count) */
+#ifdef CONFIG_LINUX
+ len = pdu_marshal(pdu, 11 + count, "Qqbs",
+ &qid, dent->d_off,
+ dent->d_type, &name);
+#else
+ d_offset = v9fs_co_telldir(pdu, fidp);
+#ifndef CONFIG_WIN32
+ len = pdu_marshal(pdu, 11 + count, "Qqbs",
+ &qid, d_offset,
+ dent->d_type, &name);
+#else
+ len = pdu_marshal(pdu, 11 + count, "Qqbs",
+ &qid, d_offset,
+ WIN32_D_TYPE, &name);
+#endif
+#endif
+ if (len < 0) {
+ v9fs_co_seekdir(pdu, fidp, saved_dir_pos);
+ v9fs_string_free(&name);
+ g_free(dent);
+ return len;
+ }
+ count += len;
+ v9fs_string_free(&name);
+#ifdef CONFIG_LINUX
+ saved_dir_pos = dent->d_off;
+#else
+ saved_dir_pos = d_offset;
+#endif
+ }
+ g_free(dent);
+ if (err < 0) {
+ return err;
+ }
+ return count;
+}
+
+static void v9fs_readdir(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int32_t fid;
+ V9fsFidState *fidp;
+ ssize_t retval = 0;
+ size_t offset = 7;
+ uint64_t initial_offset;
+ int32_t count;
+ uint32_t max_count;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ retval = pdu_unmarshal(pdu, offset, "dqd", &fid,
+ &initial_offset, &max_count);
+ if (retval < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out_nofid;
+ }
+ trace_v9fs_readdir(pdu->tag, pdu->id, fid, initial_offset, max_count);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ retval = -EINVAL;
+ goto out_nofid;
+ }
+ if (!fidp->fs.dir) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ retval = -EINVAL;
+ goto out;
+ }
+ if (initial_offset == 0) {
+ v9fs_co_rewinddir(pdu, fidp);
+ } else {
+ v9fs_co_seekdir(pdu, fidp, initial_offset);
+ }
+ count = v9fs_do_readdir(pdu, fidp, max_count);
+ if (count < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ retval = count;
+ goto out;
+ }
+ retval = pdu_marshal(pdu, offset, "d", count);
+ if (retval < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ retval += count + offset;
+ trace_v9fs_readdir_return(pdu->tag, pdu->id, count, retval);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, retval);
+}
+
+#ifndef CONFIG_WIN32
+static int v9fs_xattr_write(V9fsState *s, V9fsPDU *pdu, V9fsFidState *fidp,
+ uint64_t off, uint32_t count,
+ struct iovec *sg, int cnt)
+{
+ int i, to_copy;
+ ssize_t err = 0;
+ int write_count;
+ int64_t xattr_len;
+ size_t offset = 7;
+
+
+ xattr_len = fidp->fs.xattr.len;
+ write_count = xattr_len - off;
+ if (write_count > count) {
+ write_count = count;
+ } else if (write_count < 0) {
+ /*
+ * write beyond XATTR value len specified in
+ * xattrcreate
+ */
+ err = -ENOSPC;
+ goto out;
+ }
+ err = pdu_marshal(pdu, offset, "d", write_count);
+ if (err < 0) {
+ return err;
+ }
+ err += offset;
+ fidp->fs.xattr.copied_len += write_count;
+ /*
+ * Now copy the content from sg list
+ */
+ for (i = 0; i < cnt; i++) {
+ if (write_count > sg[i].iov_len) {
+ to_copy = sg[i].iov_len;
+ } else {
+ to_copy = write_count;
+ }
+ memcpy((char *)fidp->fs.xattr.value + off, sg[i].iov_base, to_copy);
+ /* updating vs->off since we are not using below */
+ off += to_copy;
+ write_count -= to_copy;
+ }
+out:
+ return err;
+}
+#endif
+static void v9fs_write(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ ssize_t err;
+ int32_t fid;
+ uint64_t off;
+ uint32_t count;
+ int32_t len = 0;
+ int32_t total = 0;
+ size_t offset = 7;
+ V9fsFidState *fidp;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+ QEMUIOVector qiov_full;
+ QEMUIOVector qiov;
+
+ err = pdu_unmarshal(pdu, offset, "dqd", &fid, &off, &count);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ return complete_pdu(s, pdu, err);
+ }
+ offset += err;
+ v9fs_init_qiov_from_pdu(&qiov_full, pdu, offset, count, true);
+ trace_v9fs_write(pdu->tag, pdu->id, fid, off, count, qiov_full.niov);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -EINVAL;
+ goto out_nofid;
+ }
+ if (fidp->fid_type == P9_FID_FILE) {
+ if (fidp->fs.fd == -1) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -EINVAL;
+ goto out;
+ }
+ } else if (fidp->fid_type == P9_FID_XATTR) {
+ /*
+ * setxattr operation
+ */
+#ifndef CONFIG_WIN32
+ err = v9fs_xattr_write(s, pdu, fidp, off, count,
+ qiov_full.iov, qiov_full.niov);
+#endif
+ goto out;
+ } else {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -EINVAL;
+ goto out;
+ }
+ qemu_iovec_init(&qiov, qiov_full.niov);
+ do {
+ qemu_iovec_reset(&qiov);
+ qemu_iovec_concat(&qiov, &qiov_full, total, qiov_full.size - total);
+ if (0) {
+ print_sg(qiov.iov, qiov.niov);
+ }
+ /* Loop in case of EINTR */
+ do {
+ len = v9fs_co_pwritev(pdu, fidp, qiov.iov, qiov.niov, off);
+ if (len >= 0) {
+ off += len;
+ total += len;
+ }
+ } while (len == -EINTR && !pdu->cancelled);
+ if (len < 0) {
+ /* IO error return the error */
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = len;
+ goto out_qiov;
+ }
+ } while (total < count && len > 0);
+
+ offset = 7;
+ err = pdu_marshal(pdu, offset, "d", total);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err += offset;
+ trace_v9fs_write_return(pdu->tag, pdu->id, total, err);
+out_qiov:
+ qemu_iovec_destroy(&qiov);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ qemu_iovec_destroy(&qiov_full);
+ complete_pdu(s, pdu, err);
+}
+
+static void v9fs_create(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int32_t fid;
+ int err = 0;
+ size_t offset = 7;
+ V9fsFidState *fidp;
+ V9fsQID qid;
+ int32_t perm;
+ int8_t mode;
+ V9fsPath path;
+ struct stat stbuf;
+ V9fsString name;
+ V9fsString extension;
+ int iounit;
+ V9fsPDU *pdu = opaque;
+
+ v9fs_path_init(&path);
+ v9fs_string_init(&name);
+ v9fs_string_init(&extension);
+ err = pdu_unmarshal(pdu, offset, "dsdbs", &fid, &name,
+ &perm, &mode, &extension);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out_nofid;
+ }
+ trace_v9fs_create(pdu->tag, pdu->id, fid, name.data, perm, mode);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -EINVAL;
+ goto out_nofid;
+ }
+ if (perm & P9_STAT_MODE_DIR) {
+ err = v9fs_co_mkdir(pdu, fidp, &name, perm & 0777,
+ fidp->uid, -1, &stbuf);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err = v9fs_co_name_to_path(pdu, &fidp->path, name.data, &path);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ v9fs_path_copy(&fidp->path, &path);
+ err = v9fs_co_opendir(pdu, fidp);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ fidp->fid_type = P9_FID_DIR;
+#ifndef CONFIG_WIN32
+ } else if (perm & P9_STAT_MODE_SYMLINK) {
+ err = v9fs_co_symlink(pdu, fidp, &name,
+ extension.data, -1 , &stbuf);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err = v9fs_co_name_to_path(pdu, &fidp->path, name.data, &path);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ v9fs_path_copy(&fidp->path, &path);
+ } else if (perm & P9_STAT_MODE_LINK) {
+ int32_t ofid = atoi(extension.data);
+ V9fsFidState *ofidp = get_fid(pdu, ofid);
+ if (ofidp == NULL) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -EINVAL;
+ goto out;
+ }
+ err = v9fs_co_link(pdu, ofidp, fidp, &name);
+ put_fid(pdu, ofidp);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err = v9fs_co_name_to_path(pdu, &fidp->path, name.data, &path);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ fidp->fid_type = P9_FID_NONE;
+ goto out;
+ }
+ v9fs_path_copy(&fidp->path, &path);
+ err = v9fs_co_lstat(pdu, &fidp->path, &stbuf);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ fidp->fid_type = P9_FID_NONE;
+ goto out;
+ }
+ } else if (perm & P9_STAT_MODE_DEVICE) {
+ char ctype;
+ uint32_t major, minor;
+ mode_t nmode = 0;
+
+ if (sscanf(extension.data, "%c %u %u", &ctype, &major, &minor) != 3) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ err = -errno;
+ goto out;
+ }
+
+ switch (ctype) {
+ case 'c':
+ nmode = S_IFCHR;
+ break;
+ case 'b':
+ nmode = S_IFBLK;
+ break;
+ default:
+ err = -EIO;
+ goto out;
+ }
+
+ nmode |= perm & 0777;
+ err = v9fs_co_mknod(pdu, fidp, &name, fidp->uid, -1,
+ makedev(major, minor), nmode, &stbuf);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err = v9fs_co_name_to_path(pdu, &fidp->path, name.data, &path);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ v9fs_path_copy(&fidp->path, &path);
+ } else if (perm & P9_STAT_MODE_NAMED_PIPE) {
+ err = v9fs_co_mknod(pdu, fidp, &name, fidp->uid, -1,
+ 0, S_IFIFO | (perm & 0777), &stbuf);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err = v9fs_co_name_to_path(pdu, &fidp->path, name.data, &path);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ v9fs_path_copy(&fidp->path, &path);
+ } else if (perm & P9_STAT_MODE_SOCKET) {
+ err = v9fs_co_mknod(pdu, fidp, &name, fidp->uid, -1,
+ 0, S_IFSOCK | (perm & 0777), &stbuf);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err = v9fs_co_name_to_path(pdu, &fidp->path, name.data, &path);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ v9fs_path_copy(&fidp->path, &path);
+#endif
+ } else {
+ err = v9fs_co_open2(pdu, fidp, &name, -1,
+ omode_to_uflags(mode)|O_CREAT, perm, &stbuf);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ fidp->fid_type = P9_FID_FILE;
+ fidp->open_flags = omode_to_uflags(mode);
+ if (fidp->open_flags & O_EXCL) {
+ /*
+ * We let the host file system do O_EXCL check
+ * We should not reclaim such fd
+ */
+ fidp->flags |= FID_NON_RECLAIMABLE;
+ }
+ }
+ iounit = get_iounit(pdu, &fidp->path);
+ stat_to_qid(&stbuf, &qid);
+ err = pdu_marshal(pdu, offset, "Qd", &qid, iounit);
+ if (err < 0) {
+ ERR("[%d][ >> %s]\n", __LINE__, __func__);
+ goto out;
+ }
+ err += offset;
+ trace_v9fs_create_return(pdu->tag, pdu->id,
+ qid.type, qid.version, qid.path, iounit);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(pdu->s, pdu, err);
+ v9fs_string_free(&name);
+ v9fs_string_free(&extension);
+ v9fs_path_free(&path);
+}
+
+static void v9fs_symlink(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ V9fsPDU *pdu = opaque;
+ V9fsString name;
+ V9fsString symname;
+ V9fsFidState *dfidp;
+ V9fsQID qid;
+ struct stat stbuf;
+ int32_t dfid;
+ int err = 0;
+ gid_t gid;
+ size_t offset = 7;
+
+ v9fs_string_init(&name);
+ v9fs_string_init(&symname);
+ err = pdu_unmarshal(pdu, offset, "dssd", &dfid, &name, &symname, &gid);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_symlink(pdu->tag, pdu->id, dfid, name.data, symname.data, gid);
+
+ dfidp = get_fid(pdu, dfid);
+ if (dfidp == NULL) {
+ err = -EINVAL;
+ goto out_nofid;
+ }
+#ifndef CONFIG_WIN32
+ err = v9fs_co_symlink(pdu, dfidp, &name, symname.data, gid, &stbuf);
+#else
+ err = -EPERM;
+#endif
+ if (err < 0) {
+ goto out;
+ }
+ stat_to_qid(&stbuf, &qid);
+ err = pdu_marshal(pdu, offset, "Q", &qid);
+ if (err < 0) {
+ goto out;
+ }
+ err += offset;
+ trace_v9fs_symlink_return(pdu->tag, pdu->id,
+ qid.type, qid.version, qid.path);
+out:
+ put_fid(pdu, dfidp);
+out_nofid:
+ complete_pdu(pdu->s, pdu, err);
+ v9fs_string_free(&name);
+ v9fs_string_free(&symname);
+}
+
+static void v9fs_flush(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ ssize_t err;
+ int16_t tag;
+ size_t offset = 7;
+ V9fsPDU *cancel_pdu;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ err = pdu_unmarshal(pdu, offset, "w", &tag);
+ if (err < 0) {
+ complete_pdu(s, pdu, err);
+ return;
+ }
+ trace_v9fs_flush(pdu->tag, pdu->id, tag);
+
+ QLIST_FOREACH(cancel_pdu, &s->active_list, next) {
+ if (cancel_pdu->tag == tag) {
+ break;
+ }
+ }
+ if (cancel_pdu) {
+ cancel_pdu->cancelled = 1;
+ /*
+ * Wait for pdu to complete.
+ */
+ qemu_co_queue_wait(&cancel_pdu->complete);
+ cancel_pdu->cancelled = 0;
+ free_pdu(pdu->s, cancel_pdu);
+ }
+ complete_pdu(s, pdu, 7);
+ return;
+}
+
+static void v9fs_link(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+ int32_t dfid, oldfid;
+ V9fsFidState *dfidp, *oldfidp;
+ V9fsString name;
+ size_t offset = 7;
+ int err = 0;
+
+ v9fs_string_init(&name);
+ err = pdu_unmarshal(pdu, offset, "dds", &dfid, &oldfid, &name);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_link(pdu->tag, pdu->id, dfid, oldfid, name.data);
+
+ dfidp = get_fid(pdu, dfid);
+ if (dfidp == NULL) {
+ err = -ENOENT;
+ goto out_nofid;
+ }
+
+ oldfidp = get_fid(pdu, oldfid);
+ if (oldfidp == NULL) {
+ err = -ENOENT;
+ goto out;
+ }
+ err = v9fs_co_link(pdu, oldfidp, dfidp, &name);
+ if (!err) {
+ err = offset;
+ }
+out:
+ put_fid(pdu, dfidp);
+out_nofid:
+ v9fs_string_free(&name);
+ complete_pdu(s, pdu, err);
+}
+
+/* Only works with path name based fid */
+static void v9fs_remove(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int32_t fid;
+ int err = 0;
+ size_t offset = 7;
+ V9fsFidState *fidp;
+ V9fsPDU *pdu = opaque;
+
+ err = pdu_unmarshal(pdu, offset, "d", &fid);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_remove(pdu->tag, pdu->id, fid);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ err = -EINVAL;
+ goto out_nofid;
+ }
+ /* if fs driver is not path based, return EOPNOTSUPP */
+ if (!(pdu->s->ctx.export_flags & V9FS_PATHNAME_FSCONTEXT)) {
+ err = -EOPNOTSUPP;
+ goto out_err;
+ }
+ /*
+ * IF the file is unlinked, we cannot reopen
+ * the file later. So don't reclaim fd
+ */
+ err = v9fs_mark_fids_unreclaim(pdu, &fidp->path);
+ if (err < 0) {
+ goto out_err;
+ }
+ err = v9fs_co_remove(pdu, &fidp->path);
+ if (!err) {
+ err = offset;
+ }
+out_err:
+ /* For TREMOVE we need to clunk the fid even on failed remove */
+ clunk_fid(pdu->s, fidp->fid);
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(pdu->s, pdu, err);
+}
+
+static void v9fs_unlinkat(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int err = 0;
+ V9fsString name;
+ int32_t dfid, flags;
+ size_t offset = 7;
+ V9fsPath path;
+ V9fsFidState *dfidp;
+ V9fsPDU *pdu = opaque;
+
+ v9fs_string_init(&name);
+ err = pdu_unmarshal(pdu, offset, "dsd", &dfid, &name, &flags);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ dfidp = get_fid(pdu, dfid);
+ if (dfidp == NULL) {
+ err = -EINVAL;
+ goto out_nofid;
+ }
+ /*
+ * IF the file is unlinked, we cannot reopen
+ * the file later. So don't reclaim fd
+ */
+ v9fs_path_init(&path);
+ err = v9fs_co_name_to_path(pdu, &dfidp->path, name.data, &path);
+ if (err < 0) {
+ goto out_err;
+ }
+ err = v9fs_mark_fids_unreclaim(pdu, &path);
+ if (err < 0) {
+ goto out_err;
+ }
+ err = v9fs_co_unlinkat(pdu, &dfidp->path, &name, flags);
+ if (!err) {
+ err = offset;
+ }
+out_err:
+ put_fid(pdu, dfidp);
+ v9fs_path_free(&path);
+out_nofid:
+ complete_pdu(pdu->s, pdu, err);
+ v9fs_string_free(&name);
+}
+
+/* Only works with path name based fid */
+static int v9fs_complete_rename(V9fsPDU *pdu, V9fsFidState *fidp,
+ int32_t newdirfid, V9fsString *name)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ char *end;
+ int err = 0;
+ V9fsPath new_path;
+ V9fsFidState *tfidp;
+ V9fsState *s = pdu->s;
+ V9fsFidState *dirfidp = NULL;
+ char *old_name, *new_name;
+
+ v9fs_path_init(&new_path);
+ if (newdirfid != -1) {
+ dirfidp = get_fid(pdu, newdirfid);
+ if (dirfidp == NULL) {
+ err = -ENOENT;
+ goto out_nofid;
+ }
+ BUG_ON(dirfidp->fid_type != P9_FID_NONE);
+ v9fs_co_name_to_path(pdu, &dirfidp->path, name->data, &new_path);
+ } else {
+ old_name = fidp->path.data;
+ end = strrchr(old_name, '/');
+ if (end) {
+ end++;
+ } else {
+ end = old_name;
+ }
+ new_name = g_malloc0(end - old_name + name->size + 1);
+ strncat(new_name, old_name, end - old_name);
+ strncat(new_name + (end - old_name), name->data, name->size);
+ v9fs_co_name_to_path(pdu, NULL, new_name, &new_path);
+ g_free(new_name);
+ }
+ err = v9fs_co_rename(pdu, &fidp->path, &new_path);
+ if (err < 0) {
+ goto out;
+ }
+ /*
+ * Fixup fid's pointing to the old name to
+ * start pointing to the new name
+ */
+ for (tfidp = s->fid_list; tfidp; tfidp = tfidp->next) {
+ if (v9fs_path_is_ancestor(&fidp->path, &tfidp->path)) {
+ /* replace the name */
+ v9fs_fix_path(&tfidp->path, &new_path, strlen(fidp->path.data));
+ }
+ }
+out:
+ if (dirfidp) {
+ put_fid(pdu, dirfidp);
+ }
+ v9fs_path_free(&new_path);
+out_nofid:
+ return err;
+}
+
+/* Only works with path name based fid */
+static void v9fs_rename(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int32_t fid;
+ ssize_t err = 0;
+ size_t offset = 7;
+ V9fsString name;
+ int32_t newdirfid;
+ V9fsFidState *fidp;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ v9fs_string_init(&name);
+ err = pdu_unmarshal(pdu, offset, "dds", &fid, &newdirfid, &name);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ err = -ENOENT;
+ goto out_nofid;
+ }
+ BUG_ON(fidp->fid_type != P9_FID_NONE);
+ /* if fs driver is not path based, return EOPNOTSUPP */
+ if (!(pdu->s->ctx.export_flags & V9FS_PATHNAME_FSCONTEXT)) {
+ err = -EOPNOTSUPP;
+ goto out;
+ }
+ v9fs_path_write_lock(s);
+ err = v9fs_complete_rename(pdu, fidp, newdirfid, &name);
+ v9fs_path_unlock(s);
+ if (!err) {
+ err = offset;
+ }
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, err);
+ v9fs_string_free(&name);
+}
+
+static void v9fs_fix_fid_paths(V9fsPDU *pdu, V9fsPath *olddir,
+ V9fsString *old_name, V9fsPath *newdir,
+ V9fsString *new_name)
+{
+ V9fsFidState *tfidp;
+ V9fsPath oldpath, newpath;
+ V9fsState *s = pdu->s;
+
+
+ v9fs_path_init(&oldpath);
+ v9fs_path_init(&newpath);
+ v9fs_co_name_to_path(pdu, olddir, old_name->data, &oldpath);
+ v9fs_co_name_to_path(pdu, newdir, new_name->data, &newpath);
+
+ /*
+ * Fixup fid's pointing to the old name to
+ * start pointing to the new name
+ */
+ for (tfidp = s->fid_list; tfidp; tfidp = tfidp->next) {
+ if (v9fs_path_is_ancestor(&oldpath, &tfidp->path)) {
+ /* replace the name */
+ v9fs_fix_path(&tfidp->path, &newpath, strlen(oldpath.data));
+ }
+ }
+ v9fs_path_free(&oldpath);
+ v9fs_path_free(&newpath);
+}
+
+static int v9fs_complete_renameat(V9fsPDU *pdu, int32_t olddirfid,
+ V9fsString *old_name, int32_t newdirfid,
+ V9fsString *new_name)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int err = 0;
+ V9fsState *s = pdu->s;
+ V9fsFidState *newdirfidp = NULL, *olddirfidp = NULL;
+
+ olddirfidp = get_fid(pdu, olddirfid);
+ if (olddirfidp == NULL) {
+ err = -ENOENT;
+ goto out;
+ }
+ if (newdirfid != -1) {
+ newdirfidp = get_fid(pdu, newdirfid);
+ if (newdirfidp == NULL) {
+ err = -ENOENT;
+ goto out;
+ }
+ } else {
+ newdirfidp = get_fid(pdu, olddirfid);
+ }
+
+ err = v9fs_co_renameat(pdu, &olddirfidp->path, old_name,
+ &newdirfidp->path, new_name);
+ if (err < 0) {
+ goto out;
+ }
+ if (s->ctx.export_flags & V9FS_PATHNAME_FSCONTEXT) {
+ /* Only for path based fid we need to do the below fixup */
+ v9fs_fix_fid_paths(pdu, &olddirfidp->path, old_name,
+ &newdirfidp->path, new_name);
+ }
+out:
+ if (olddirfidp) {
+ put_fid(pdu, olddirfidp);
+ }
+ if (newdirfidp) {
+ put_fid(pdu, newdirfidp);
+ }
+ return err;
+}
+
+static void v9fs_renameat(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ ssize_t err = 0;
+ size_t offset = 7;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+ int32_t olddirfid, newdirfid;
+ V9fsString old_name, new_name;
+
+ v9fs_string_init(&old_name);
+ v9fs_string_init(&new_name);
+ err = pdu_unmarshal(pdu, offset, "dsds", &olddirfid,
+ &old_name, &newdirfid, &new_name);
+ if (err < 0) {
+ goto out_err;
+ }
+
+ v9fs_path_write_lock(s);
+ err = v9fs_complete_renameat(pdu, olddirfid,
+ &old_name, newdirfid, &new_name);
+ v9fs_path_unlock(s);
+ if (!err) {
+ err = offset;
+ }
+
+out_err:
+ complete_pdu(s, pdu, err);
+ v9fs_string_free(&old_name);
+ v9fs_string_free(&new_name);
+}
+
+static void v9fs_wstat(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int32_t fid;
+ int err = 0;
+ int16_t unused;
+ V9fsStat v9stat;
+ size_t offset = 7;
+ struct stat stbuf;
+ V9fsFidState *fidp;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ v9fs_stat_init(&v9stat);
+ err = pdu_unmarshal(pdu, offset, "dwS", &fid, &unused, &v9stat);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_wstat(pdu->tag, pdu->id, fid,
+ v9stat.mode, v9stat.atime, v9stat.mtime);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ err = -EINVAL;
+ goto out_nofid;
+ }
+ /* do we need to sync the file? */
+ if (donttouch_stat(&v9stat)) {
+ err = v9fs_co_fsync(pdu, fidp, 0);
+ goto out;
+ }
+ if (v9stat.mode != -1) {
+ uint32_t v9_mode;
+ err = v9fs_co_lstat(pdu, &fidp->path, &stbuf);
+ if (err < 0) {
+ goto out;
+ }
+ v9_mode = stat_to_v9mode(&stbuf);
+ if ((v9stat.mode & P9_STAT_MODE_TYPE_BITS) !=
+ (v9_mode & P9_STAT_MODE_TYPE_BITS)) {
+ /* Attempting to change the type */
+ err = -EIO;
+ goto out;
+ }
+#ifndef CONFIG_WIN32
+ err = v9fs_co_chmod(pdu, &fidp->path,
+ v9mode_to_mode(v9stat.mode,
+ &v9stat.extension));
+#else
+ err = -EPERM;
+#endif
+ if (err < 0) {
+ goto out;
+ }
+ }
+ if (v9stat.mtime != -1 || v9stat.atime != -1) {
+ struct timespec times[2];
+ if (v9stat.atime != -1) {
+ times[0].tv_sec = v9stat.atime;
+ times[0].tv_nsec = 0;
+ } else {
+ times[0].tv_nsec = UTIME_OMIT;
+ }
+ if (v9stat.mtime != -1) {
+ times[1].tv_sec = v9stat.mtime;
+ times[1].tv_nsec = 0;
+ } else {
+ times[1].tv_nsec = UTIME_OMIT;
+ }
+ err = v9fs_co_utimensat(pdu, &fidp->path, times);
+ if (err < 0) {
+ goto out;
+ }
+ }
+ if (v9stat.n_gid != -1 || v9stat.n_uid != -1) {
+#ifndef CONFIG_WIN32
+ err = v9fs_co_chown(pdu, &fidp->path, v9stat.n_uid, v9stat.n_gid);
+#else
+ err = -EPERM;
+#endif
+ if (err < 0) {
+ goto out;
+ }
+ }
+ if (v9stat.name.size != 0) {
+ err = v9fs_complete_rename(pdu, fidp, -1, &v9stat.name);
+ if (err < 0) {
+ goto out;
+ }
+ }
+ if (v9stat.length != -1) {
+ err = v9fs_co_truncate(pdu, &fidp->path, v9stat.length);
+ if (err < 0) {
+ goto out;
+ }
+ }
+ err = offset;
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ v9fs_stat_free(&v9stat);
+ complete_pdu(s, pdu, err);
+}
+
+static int v9fs_fill_statfs(V9fsState *s, V9fsPDU *pdu, struct statfs *stbuf)
+{
+ uint32_t f_type;
+ uint32_t f_bsize;
+ uint64_t f_blocks;
+ uint64_t f_bfree;
+ uint64_t f_bavail;
+ uint64_t f_files;
+ uint64_t f_ffree;
+ uint64_t fsid_val;
+ uint32_t f_namelen;
+ size_t offset = 7;
+ int32_t bsize_factor;
+
+ /*
+ * compute bsize factor based on host file system block size
+ * and client msize
+ */
+ bsize_factor = (s->msize - P9_IOHDRSZ)/stbuf->f_bsize;
+ if (!bsize_factor) {
+ bsize_factor = 1;
+ }
+ f_type = stbuf->f_type;
+ f_bsize = stbuf->f_bsize;
+ f_bsize *= bsize_factor;
+ /*
+ * f_bsize is adjusted(multiplied) by bsize factor, so we need to
+ * adjust(divide) the number of blocks, free blocks and available
+ * blocks by bsize factor
+ */
+ f_blocks = stbuf->f_blocks/bsize_factor;
+ f_bfree = stbuf->f_bfree/bsize_factor;
+ f_bavail = stbuf->f_bavail/bsize_factor;
+ f_files = stbuf->f_files;
+ f_ffree = stbuf->f_ffree;
+#ifdef CONFIG_LINUX
+ fsid_val = (unsigned int) stbuf->f_fsid.__val[0] |
+ (unsigned long long)stbuf->f_fsid.__val[1] << 32;
+ f_namelen = stbuf->f_namelen;
+#else
+ fsid_val = (unsigned int) stbuf->f_fsid.val[0] |
+ (unsigned long long)stbuf->f_fsid.val[1] << 32;
+ f_namelen = 255;
+#endif
+
+ return pdu_marshal(pdu, offset, "ddqqqqqqd",
+ f_type, f_bsize, f_blocks, f_bfree,
+ f_bavail, f_files, f_ffree,
+ fsid_val, f_namelen);
+}
+
+static void v9fs_statfs(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int32_t fid;
+ ssize_t retval = 0;
+ size_t offset = 7;
+ V9fsFidState *fidp;
+ struct statfs stbuf;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ retval = pdu_unmarshal(pdu, offset, "d", &fid);
+ if (retval < 0) {
+ goto out_nofid;
+ }
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ retval = -ENOENT;
+ goto out_nofid;
+ }
+ retval = v9fs_co_statfs(pdu, &fidp->path, &stbuf);
+ if (retval < 0) {
+ goto out;
+ }
+ retval = v9fs_fill_statfs(s, pdu, &stbuf);
+ if (retval < 0) {
+ goto out;
+ }
+ retval += offset;
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, retval);
+ return;
+}
+
+static void v9fs_mknod(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+
+ int mode;
+ gid_t gid;
+ int32_t fid;
+ V9fsQID qid;
+ int err = 0;
+ int major, minor;
+ size_t offset = 7;
+ V9fsString name;
+ struct stat stbuf;
+ V9fsFidState *fidp;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ v9fs_string_init(&name);
+ err = pdu_unmarshal(pdu, offset, "dsdddd", &fid, &name, &mode,
+ &major, &minor, &gid);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_mknod(pdu->tag, pdu->id, fid, mode, major, minor);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ err = -ENOENT;
+ goto out_nofid;
+ }
+#ifndef CONFIG_WIN32
+ err = v9fs_co_mknod(pdu, fidp, &name, fidp->uid, gid,
+ makedev(major, minor), mode, &stbuf);
+#else
+ err = -EPERM;
+#endif
+ if (err < 0) {
+ goto out;
+ }
+ stat_to_qid(&stbuf, &qid);
+ err = pdu_marshal(pdu, offset, "Q", &qid);
+ if (err < 0) {
+ goto out;
+ }
+ err += offset;
+ trace_v9fs_mknod_return(pdu->tag, pdu->id,
+ qid.type, qid.version, qid.path);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, err);
+ v9fs_string_free(&name);
+}
+
+/*
+ * Implement posix byte range locking code
+ * Server side handling of locking code is very simple, because 9p server in
+ * QEMU can handle only one client. And most of the lock handling
+ * (like conflict, merging) etc is done by the VFS layer itself, so no need to
+ * do any thing in * qemu 9p server side lock code path.
+ * So when a TLOCK request comes, always return success
+ */
+static void v9fs_lock(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ int8_t status;
+ V9fsFlock flock;
+ size_t offset = 7;
+ struct stat stbuf;
+ V9fsFidState *fidp;
+ int32_t fid, err = 0;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ status = P9_LOCK_ERROR;
+ v9fs_string_init(&flock.client_id);
+ err = pdu_unmarshal(pdu, offset, "dbdqqds", &fid, &flock.type,
+ &flock.flags, &flock.start, &flock.length,
+ &flock.proc_id, &flock.client_id);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_lock(pdu->tag, pdu->id, fid,
+ flock.type, flock.start, flock.length);
+
+
+ /* We support only block flag now (that too ignored currently) */
+ if (flock.flags & ~P9_LOCK_FLAGS_BLOCK) {
+ err = -EINVAL;
+ goto out_nofid;
+ }
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ err = -ENOENT;
+ goto out_nofid;
+ }
+ err = v9fs_co_fstat(pdu, fidp, &stbuf);
+ if (err < 0) {
+ goto out;
+ }
+ status = P9_LOCK_SUCCESS;
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ err = pdu_marshal(pdu, offset, "b", status);
+ if (err > 0) {
+ err += offset;
+ }
+ trace_v9fs_lock_return(pdu->tag, pdu->id, status);
+ complete_pdu(s, pdu, err);
+ v9fs_string_free(&flock.client_id);
+}
+
+/*
+ * When a TGETLOCK request comes, always return success because all lock
+ * handling is done by client's VFS layer.
+ */
+static void v9fs_getlock(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ size_t offset = 7;
+ struct stat stbuf;
+ V9fsFidState *fidp;
+ V9fsGetlock glock;
+ int32_t fid, err = 0;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ v9fs_string_init(&glock.client_id);
+ err = pdu_unmarshal(pdu, offset, "dbqqds", &fid, &glock.type,
+ &glock.start, &glock.length, &glock.proc_id,
+ &glock.client_id);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_getlock(pdu->tag, pdu->id, fid,
+ glock.type, glock.start, glock.length);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ err = -ENOENT;
+ goto out_nofid;
+ }
+ err = v9fs_co_fstat(pdu, fidp, &stbuf);
+ if (err < 0) {
+ goto out;
+ }
+ glock.type = P9_LOCK_TYPE_UNLCK;
+ err = pdu_marshal(pdu, offset, "bqqds", glock.type,
+ glock.start, glock.length, glock.proc_id,
+ &glock.client_id);
+ if (err < 0) {
+ goto out;
+ }
+ err += offset;
+ trace_v9fs_getlock_return(pdu->tag, pdu->id, glock.type, glock.start,
+ glock.length, glock.proc_id);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(s, pdu, err);
+ v9fs_string_free(&glock.client_id);
+}
+
+static void v9fs_mkdir(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ V9fsPDU *pdu = opaque;
+ size_t offset = 7;
+ int32_t fid;
+ struct stat stbuf;
+ V9fsQID qid;
+ V9fsString name;
+ V9fsFidState *fidp;
+ gid_t gid;
+ int mode;
+ int err = 0;
+
+ v9fs_string_init(&name);
+ err = pdu_unmarshal(pdu, offset, "dsdd", &fid, &name, &mode, &gid);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_mkdir(pdu->tag, pdu->id, fid, name.data, mode, gid);
+
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ err = -ENOENT;
+ goto out_nofid;
+ }
+ err = v9fs_co_mkdir(pdu, fidp, &name, mode, fidp->uid, gid, &stbuf);
+ if (err < 0) {
+ goto out;
+ }
+ stat_to_qid(&stbuf, &qid);
+ err = pdu_marshal(pdu, offset, "Q", &qid);
+ if (err < 0) {
+ goto out;
+ }
+ err += offset;
+ trace_v9fs_mkdir_return(pdu->tag, pdu->id,
+ qid.type, qid.version, qid.path, err);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(pdu->s, pdu, err);
+ v9fs_string_free(&name);
+}
+
+#ifndef CONFIG_WIN32
+static void v9fs_xattrwalk(void *opaque)
+{
+ int64_t size;
+ V9fsString name;
+ ssize_t err = 0;
+ size_t offset = 7;
+ int32_t fid, newfid;
+ V9fsFidState *file_fidp;
+ V9fsFidState *xattr_fidp = NULL;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ v9fs_string_init(&name);
+ err = pdu_unmarshal(pdu, offset, "dds", &fid, &newfid, &name);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_xattrwalk(pdu->tag, pdu->id, fid, newfid, name.data);
+
+ file_fidp = get_fid(pdu, fid);
+ if (file_fidp == NULL) {
+ err = -ENOENT;
+ goto out_nofid;
+ }
+ xattr_fidp = alloc_fid(s, newfid);
+ if (xattr_fidp == NULL) {
+ err = -EINVAL;
+ goto out;
+ }
+ v9fs_path_copy(&xattr_fidp->path, &file_fidp->path);
+ if (name.data == NULL) {
+ /*
+ * listxattr request. Get the size first
+ */
+ size = v9fs_co_llistxattr(pdu, &xattr_fidp->path, NULL, 0);
+ if (size < 0) {
+ err = size;
+ clunk_fid(s, xattr_fidp->fid);
+ goto out;
+ }
+ /*
+ * Read the xattr value
+ */
+ xattr_fidp->fs.xattr.len = size;
+ xattr_fidp->fid_type = P9_FID_XATTR;
+ xattr_fidp->fs.xattr.copied_len = -1;
+ if (size) {
+ xattr_fidp->fs.xattr.value = g_malloc(size);
+ err = v9fs_co_llistxattr(pdu, &xattr_fidp->path,
+ xattr_fidp->fs.xattr.value,
+ xattr_fidp->fs.xattr.len);
+ if (err < 0) {
+ clunk_fid(s, xattr_fidp->fid);
+ goto out;
+ }
+ }
+ err = pdu_marshal(pdu, offset, "q", size);
+ if (err < 0) {
+ goto out;
+ }
+ err += offset;
+ } else {
+ /*
+ * specific xattr fid. We check for xattr
+ * presence also collect the xattr size
+ */
+ size = v9fs_co_lgetxattr(pdu, &xattr_fidp->path,
+ &name, NULL, 0);
+ if (size < 0) {
+ err = size;
+ clunk_fid(s, xattr_fidp->fid);
+ goto out;
+ }
+ /*
+ * Read the xattr value
+ */
+ xattr_fidp->fs.xattr.len = size;
+ xattr_fidp->fid_type = P9_FID_XATTR;
+ xattr_fidp->fs.xattr.copied_len = -1;
+ if (size) {
+ xattr_fidp->fs.xattr.value = g_malloc(size);
+ err = v9fs_co_lgetxattr(pdu, &xattr_fidp->path,
+ &name, xattr_fidp->fs.xattr.value,
+ xattr_fidp->fs.xattr.len);
+ if (err < 0) {
+ clunk_fid(s, xattr_fidp->fid);
+ goto out;
+ }
+ }
+ err = pdu_marshal(pdu, offset, "q", size);
+ if (err < 0) {
+ goto out;
+ }
+ err += offset;
+ }
+ trace_v9fs_xattrwalk_return(pdu->tag, pdu->id, size);
+out:
+ put_fid(pdu, file_fidp);
+ if (xattr_fidp) {
+ put_fid(pdu, xattr_fidp);
+ }
+out_nofid:
+ complete_pdu(s, pdu, err);
+ v9fs_string_free(&name);
+}
+
+static void v9fs_xattrcreate(void *opaque)
+{
+ int flags;
+ int32_t fid;
+ int64_t size;
+ ssize_t err = 0;
+ V9fsString name;
+ size_t offset = 7;
+ V9fsFidState *file_fidp;
+ V9fsFidState *xattr_fidp;
+ V9fsPDU *pdu = opaque;
+ V9fsState *s = pdu->s;
+
+ v9fs_string_init(&name);
+ err = pdu_unmarshal(pdu, offset, "dsqd", &fid, &name, &size, &flags);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_xattrcreate(pdu->tag, pdu->id, fid, name.data, size, flags);
+
+ file_fidp = get_fid(pdu, fid);
+ if (file_fidp == NULL) {
+ err = -EINVAL;
+ goto out_nofid;
+ }
+ /* Make the file fid point to xattr */
+ xattr_fidp = file_fidp;
+ xattr_fidp->fid_type = P9_FID_XATTR;
+ xattr_fidp->fs.xattr.copied_len = 0;
+ xattr_fidp->fs.xattr.len = size;
+ xattr_fidp->fs.xattr.flags = flags;
+ v9fs_string_init(&xattr_fidp->fs.xattr.name);
+ v9fs_string_copy(&xattr_fidp->fs.xattr.name, &name);
+ xattr_fidp->fs.xattr.value = g_malloc(size);
+ err = offset;
+ put_fid(pdu, file_fidp);
+out_nofid:
+ complete_pdu(s, pdu, err);
+ v9fs_string_free(&name);
+}
+#endif
+
+static void v9fs_readlink(void *opaque)
+{
+ TRACE("[%d][ Enter >> %s]\n", __LINE__, __func__);
+ V9fsPDU *pdu = opaque;
+ size_t offset = 7;
+ V9fsString target;
+ int32_t fid;
+ int err = 0;
+ V9fsFidState *fidp;
+
+ err = pdu_unmarshal(pdu, offset, "d", &fid);
+ if (err < 0) {
+ goto out_nofid;
+ }
+ trace_v9fs_readlink(pdu->tag, pdu->id, fid);
+ fidp = get_fid(pdu, fid);
+ if (fidp == NULL) {
+ err = -ENOENT;
+ goto out_nofid;
+ }
+
+ v9fs_string_init(&target);
+ err = v9fs_co_readlink(pdu, &fidp->path, &target);
+ if (err < 0) {
+ goto out;
+ }
+ err = pdu_marshal(pdu, offset, "s", &target);
+ if (err < 0) {
+ v9fs_string_free(&target);
+ goto out;
+ }
+ err += offset;
+ trace_v9fs_readlink_return(pdu->tag, pdu->id, target.data);
+ v9fs_string_free(&target);
+out:
+ put_fid(pdu, fidp);
+out_nofid:
+ complete_pdu(pdu->s, pdu, err);
+}
+
+static CoroutineEntry *pdu_co_handlers[] = {
+ [P9_TREADDIR] = v9fs_readdir,
+ [P9_TSTATFS] = v9fs_statfs,
+ [P9_TGETATTR] = v9fs_getattr,
+ [P9_TSETATTR] = v9fs_setattr,
+#ifndef CONFIG_WIN32
+ [P9_TXATTRWALK] = v9fs_xattrwalk,
+ [P9_TXATTRCREATE] = v9fs_xattrcreate,
+#endif
+ [P9_TMKNOD] = v9fs_mknod,
+ [P9_TRENAME] = v9fs_rename,
+ [P9_TLOCK] = v9fs_lock,
+ [P9_TGETLOCK] = v9fs_getlock,
+ [P9_TRENAMEAT] = v9fs_renameat,
+ [P9_TREADLINK] = v9fs_readlink,
+ [P9_TUNLINKAT] = v9fs_unlinkat,
+ [P9_TMKDIR] = v9fs_mkdir,
+ [P9_TVERSION] = v9fs_version,
+ [P9_TLOPEN] = v9fs_open,
+ [P9_TATTACH] = v9fs_attach,
+ [P9_TSTAT] = v9fs_stat,
+ [P9_TWALK] = v9fs_walk,
+ [P9_TCLUNK] = v9fs_clunk,
+ [P9_TFSYNC] = v9fs_fsync,
+ [P9_TOPEN] = v9fs_open,
+ [P9_TREAD] = v9fs_read,
+#if 0
+ [P9_TAUTH] = v9fs_auth,
+#endif
+ [P9_TFLUSH] = v9fs_flush,
+ [P9_TLINK] = v9fs_link,
+ [P9_TSYMLINK] = v9fs_symlink,
+ [P9_TCREATE] = v9fs_create,
+ [P9_TLCREATE] = v9fs_lcreate,
+ [P9_TWRITE] = v9fs_write,
+ [P9_TWSTAT] = v9fs_wstat,
+ [P9_TREMOVE] = v9fs_remove,
+};
+
+static void v9fs_op_not_supp(void *opaque)
+{
+ WARN("[%d][%s] >> This operation is not supported.\n", __LINE__, __func__);
+ V9fsPDU *pdu = opaque;
+ complete_pdu(pdu->s, pdu, -EOPNOTSUPP);
+}
+
+static void v9fs_fs_ro(void *opaque)
+{
+ WARN("[%d][%s] >> This is the read-only operation.\n", __LINE__, __func__);
+ V9fsPDU *pdu = opaque;
+ complete_pdu(pdu->s, pdu, -EROFS);
+}
+
+static inline bool is_read_only_op(V9fsPDU *pdu)
+{
+ switch (pdu->id) {
+ case P9_TREADDIR:
+ case P9_TSTATFS:
+ case P9_TGETATTR:
+ case P9_TXATTRWALK:
+ case P9_TLOCK:
+ case P9_TGETLOCK:
+ case P9_TREADLINK:
+ case P9_TVERSION:
+ case P9_TLOPEN:
+ case P9_TATTACH:
+ case P9_TSTAT:
+ case P9_TWALK:
+ case P9_TCLUNK:
+ case P9_TFSYNC:
+ case P9_TOPEN:
+ case P9_TREAD:
+ case P9_TAUTH:
+ case P9_TFLUSH:
+ return 1;
+ default:
+ return 0;
+ }
+}
+
+static void submit_pdu(V9fsState *s, V9fsPDU *pdu)
+{
+ Coroutine *co;
+ CoroutineEntry *handler;
+
+ if (pdu->id >= ARRAY_SIZE(pdu_co_handlers) ||
+ (pdu_co_handlers[pdu->id] == NULL)) {
+ handler = v9fs_op_not_supp;
+ } else {
+ handler = pdu_co_handlers[pdu->id];
+ }
+
+ if (is_ro_export(&s->ctx) && !is_read_only_op(pdu)) {
+ handler = v9fs_fs_ro;
+ }
+ co = qemu_coroutine_create(handler);
+ qemu_coroutine_enter(co, pdu);
+}
+
+void handle_9p_output(VirtIODevice *vdev, VirtQueue *vq)
+{
+ V9fsState *s = (V9fsState *)vdev;
+ V9fsPDU *pdu;
+ ssize_t len;
+
+ while ((pdu = alloc_pdu(s)) &&
+ (len = virtqueue_pop(vq, &pdu->elem)) != 0) {
+ uint8_t *ptr;
+ pdu->s = s;
+ BUG_ON(pdu->elem.out_num == 0 || pdu->elem.in_num == 0);
+ BUG_ON(pdu->elem.out_sg[0].iov_len < 7);
+
+ ptr = pdu->elem.out_sg[0].iov_base;
+
+ pdu->size = le32_to_cpu(*(uint32_t *)ptr);
+ pdu->id = ptr[4];
+ pdu->tag = le16_to_cpu(*(uint16_t *)(ptr + 5));
+ qemu_co_queue_init(&pdu->complete);
+ submit_pdu(s, pdu);
+ }
+ free_pdu(s, pdu);
+}
+
+static void __attribute__((__constructor__)) virtio_9p_set_fd_limit(void)
+{
+#ifndef CONFIG_WIN32
+ struct rlimit rlim;
+ if (getrlimit(RLIMIT_NOFILE, &rlim) < 0) {
+ fprintf(stderr, "Failed to get the resource limit\n");
+ exit(1);
+ }
+ open_fd_hw = rlim.rlim_cur - MIN(400, rlim.rlim_cur/3);
+ open_fd_rc = rlim.rlim_cur/2;
+#else
+ open_fd_hw = 3696; // 4096 - 400
+ open_fd_rc = 2048; // 4096 / 2
+#endif
+}
devices-dirs-$(CONFIG_VIRTIO) += virtio/
devices-dirs-$(CONFIG_SOFTMMU) += watchdog/
devices-dirs-$(CONFIG_SOFTMMU) += xen/
+ devices-dirs-$(CONFIG_MEM_HOTPLUG) += mem/
+devices-dirs-$(CONFIG_BUILD_VIGS) += yagl/
+devices-dirs-$(CONFIG_BUILD_VIGS) += vigs/
devices-dirs-y += core/
common-obj-y += $(devices-dirs-y)
obj-y += $(devices-dirs-y)
#include "hw/acpi/pcihp.h"
#include "hw/acpi/cpu_hotplug.h"
#include "hw/hotplug.h"
+ #include "hw/mem/pc-dimm.h"
+ #include "hw/acpi/memory_hotplug.h"
+ #include "hw/acpi/acpi_dev_interface.h"
+ #include "hw/xen/xen.h"
+#ifdef CONFIG_MARU
+#include "tizen/src/hw/maru_pm.h"
+#endif
+
//#define DEBUG
#ifdef DEBUG
#include "hw/boards.h"
#include "hw/pci/pci_host.h"
#include "acpi-build.h"
+ #include "hw/mem/pc-dimm.h"
+ #include "trace.h"
+ #include "qapi/visitor.h"
+ #include "qapi-visit.h"
+#ifdef CONFIG_MARU
+#include "tizen/src/util/maru_err_table.h"
+#endif
/* debug PC/ISA interrupts */
//#define DEBUG_IRQ
}
}
- static void pc_init_pci(QEMUMachineInitArgs *args)
+ static void pc_init_pci(MachineState *machine)
{
- pc_init1(args, 1, 1);
+ pc_init1(machine, 1, 1);
}
- void maru_pc_init_pci(QEMUMachineInitArgs *args);
+#ifdef CONFIG_MARU
- void maru_pc_init_pci(QEMUMachineInitArgs *args)
++void maru_pc_init_pci(MachineState *machine);
+
- pc_init_pci(args);
++void maru_pc_init_pci(MachineState *machine)
+{
- static void pc_compat_1_7(QEMUMachineInitArgs *args)
++ pc_init_pci(machine);
+}
+#endif
+
+ static void pc_compat_2_1(MachineState *machine)
+ {
+ PCMachineState *pcms = PC_MACHINE(machine);
+ smbios_uuid_encoded = false;
+ x86_cpu_compat_set_features("coreduo", FEAT_1_ECX, CPUID_EXT_VMX, 0);
+ x86_cpu_compat_set_features("core2duo", FEAT_1_ECX, CPUID_EXT_VMX, 0);
+ x86_cpu_compat_kvm_no_autodisable(FEAT_8000_0001_ECX, CPUID_EXT3_SVM);
+ pcms->enforce_aligned_dimm = false;
+ }
+
+ static void pc_compat_2_0(MachineState *machine)
+ {
+ pc_compat_2_1(machine);
+ /* This value depends on the actual DSDT and SSDT compiled into
+ * the source QEMU; unfortunately it depends on the binary and
+ * not on the machine type, so we cannot make pc-i440fx-1.7 work on
+ * both QEMU 1.7 and QEMU 2.0.
+ *
+ * Large variations cause migration to fail for more than one
+ * consecutive value of the "-smp" maxcpus option.
+ *
+ * For small variations of the kind caused by different iasl versions,
+ * the 4k rounding usually leaves slack. However, there could be still
+ * one or two values that break. For QEMU 1.7 and QEMU 2.0 the
+ * slack is only ~10 bytes before one "-smp maxcpus" value breaks!
+ *
+ * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on
+ * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418.
+ */
+ legacy_acpi_table_size = 6652;
+ smbios_legacy_mode = true;
+ has_reserved_memory = false;
+ pc_set_legacy_acpi_data_size();
+ }
+
+ static void pc_compat_1_7(MachineState *machine)
{
- smbios_type1_defaults = false;
+ pc_compat_2_0(machine);
+ smbios_defaults = false;
gigabyte_align = false;
option_rom_has_mr = true;
- x86_cpu_compat_disable_kvm_features(FEAT_1_ECX, CPUID_EXT_X2APIC);
+ legacy_acpi_table_size = 6414;
+ x86_cpu_compat_kvm_no_autoenable(FEAT_1_ECX, CPUID_EXT_X2APIC);
}
- static void pc_compat_1_6(QEMUMachineInitArgs *args)
+ static void pc_compat_1_6(MachineState *machine)
{
- pc_compat_1_7(args);
- has_pci_info = false;
+ pc_compat_1_7(machine);
rom_file_has_mr = false;
has_acpi_build = false;
}
#include "hw/hw.h"
#include "hw/input/ps2.h"
#include "ui/console.h"
+ #include "ui/input.h"
#include "sysemu/sysemu.h"
+#ifdef CONFIG_MARU
+/* to guarantee safe serialization of input event by Munkyu Im */
+#include "qemu/thread.h"
+static QemuMutex mutex;
+#endif
/* debug PC keyboard */
//#define DEBUG_KBD
if (!(s->mouse_status & MOUSE_STATUS_ENABLED))
return;
- s->mouse_dx += dx;
- s->mouse_dy -= dy;
- s->mouse_dz += dz;
- /* XXX: SDL sometimes generates nul events: we delete them */
- if (s->mouse_dx == 0 && s->mouse_dy == 0 && s->mouse_dz == 0 &&
- s->mouse_buttons == buttons_state)
- return;
- s->mouse_buttons = buttons_state;
+ switch (evt->kind) {
+ case INPUT_EVENT_KIND_REL:
+ if (evt->rel->axis == INPUT_AXIS_X) {
+ s->mouse_dx += evt->rel->value;
+ } else if (evt->rel->axis == INPUT_AXIS_Y) {
+ s->mouse_dy -= evt->rel->value;
+ }
+ break;
- if (buttons_state) {
- qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
+ case INPUT_EVENT_KIND_BTN:
+ if (evt->btn->down) {
+ s->mouse_buttons |= bmap[evt->btn->button];
+ if (evt->btn->button == INPUT_BUTTON_WHEEL_UP) {
+ s->mouse_dz--;
+ } else if (evt->btn->button == INPUT_BUTTON_WHEEL_DOWN) {
+ s->mouse_dz++;
+ }
+ } else {
+ s->mouse_buttons &= ~bmap[evt->btn->button];
+ }
+ break;
+
+ default:
+ /* keep gcc happy */
+ break;
}
+ }
- if (!(s->mouse_status & MOUSE_STATUS_REMOTE) &&
- (s->common.queue.count < (PS2_QUEUE_SIZE - 16))) {
- for(;;) {
+ static void ps2_mouse_sync(DeviceState *dev)
+ {
+ PS2MouseState *s = (PS2MouseState *)dev;
+
+ if (s->mouse_buttons) {
+ qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
+ }
+ if (!(s->mouse_status & MOUSE_STATUS_REMOTE)) {
+ while (s->common.queue.count < PS2_QUEUE_SIZE - 4) {
/* if not remote, send event. Multiple events are sent if
too big deltas */
+#ifdef CONFIG_MARU
+/* to guarantee safe serialization of input event by Munkyu Im */
+ qemu_mutex_lock(&mutex);
+ ps2_mouse_send_packet(s);
+ qemu_mutex_unlock(&mutex);
+#else
ps2_mouse_send_packet(s);
+#endif
if (s->mouse_dx == 0 && s->mouse_dy == 0 && s->mouse_dz == 0)
break;
}
s->common.update_irq = update_irq;
s->common.update_arg = update_arg;
vmstate_register(NULL, 0, &vmstate_ps2_mouse, s);
- qemu_add_mouse_event_handler(ps2_mouse_event, s, 0, "QEMU PS/2 Mouse");
+ qemu_input_handler_register((DeviceState *)s,
+ &ps2_mouse_handler);
qemu_register_reset(ps2_mouse_reset, s);
+#ifdef CONFIG_MARU
+ /* to guarantee safe serialization of input event by Munkyu Im */
+ qemu_mutex_init(&mutex);
+#endif
return s;
}
--- /dev/null
- s->vram_size);
+/*
+ * vigs
+ *
+ * Copyright (c) 2000 - 2013 Samsung Electronics Co., Ltd. All rights reserved.
+ *
+ * Contact:
+ * Stanislav Vorobiov <s.vorobiov@samsung.com>
+ * Jinhyung Jo <jinhyung.jo@samsung.com>
+ * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributors:
+ * - S-Core Co., Ltd
+ *
+ */
+
+#include "vigs_log.h"
+#include "vigs_server.h"
+#include "vigs_backend.h"
+#include "vigs_regs.h"
+#include "vigs_fenceman.h"
+#include "display.h"
+#include "work_queue.h"
+#include "winsys.h"
+#include "hw/hw.h"
+#include "hw/pci/pci.h"
+#include "ui/console.h"
+#include "qemu/main-loop.h"
+
+#define PCI_VENDOR_ID_VIGS 0x19B2
+#define PCI_DEVICE_ID_VIGS 0x1011
+
+#define VIGS_IO_SIZE 0x1000
+
+#ifndef CONFIG_USE_SHM
+#define VIGS_EXTRA_INVALIDATION (9)
+#else
+#define VIGS_EXTRA_INVALIDATION (0)
+#endif
+
+typedef struct VIGSState
+{
+ PCIDevice dev;
+
+ char *display;
+ char *render_queue;
+ char *backend;
+ char *wsi;
+ MemoryRegion vram_bar;
+ uint32_t vram_size;
+
+ MemoryRegion ram_bar;
+ uint32_t ram_size;
+
+ MemoryRegion io_bar;
+
+ struct vigs_fenceman *fenceman;
+
+ QEMUBH *fence_ack_bh;
+
+ struct vigs_server *server;
+
+ /*
+ * Our console.
+ */
+ QemuConsole *con;
+ int invalidate_cnt;
+
+ uint32_t reg_con;
+ uint32_t reg_int;
+} VIGSState;
+
+#define TYPE_VIGS_DEVICE "vigs"
+
+static void vigs_update_irq(VIGSState *s)
+{
+ bool raise = false;
+
+ if ((s->reg_con & VIGS_REG_CON_VBLANK_ENABLE) &&
+ (s->reg_int & VIGS_REG_INT_VBLANK_PENDING)) {
+ raise = true;
+ }
+
+ if (s->reg_int & VIGS_REG_INT_FENCE_ACK_PENDING) {
+ raise = true;
+ }
+
+ if (raise) {
+ pci_set_irq(&s->dev, 1);
+ } else {
+ pci_set_irq(&s->dev, 0);
+ }
+}
+
+static void vigs_fence_ack_bh(void *opaque)
+{
+ VIGSState *s = opaque;
+
+ if (vigs_fenceman_pending(s->fenceman)) {
+ s->reg_int |= VIGS_REG_INT_FENCE_ACK_PENDING;
+ }
+
+ vigs_update_irq(s);
+}
+
+static void vigs_hw_update(void *opaque)
+{
+ VIGSState *s = opaque;
+ DisplaySurface *ds = qemu_console_surface(s->con);
+
+ if (!surface_data(ds)) {
+ return;
+ }
+
+ if (vigs_server_update_display(s->server, s->invalidate_cnt)) {
+ /*
+ * 'vigs_server_update_display' could have updated the surface,
+ * so fetch it again.
+ */
+ ds = qemu_console_surface(s->con);
+
+ dpy_gfx_update(s->con, 0, 0, surface_width(ds), surface_height(ds));
+ }
+
+ if (s->invalidate_cnt > 0) {
+ s->invalidate_cnt--;
+ }
+
+ if (s->reg_con & VIGS_REG_CON_VBLANK_ENABLE) {
+ s->reg_int |= VIGS_REG_INT_VBLANK_PENDING;
+ vigs_update_irq(s);
+ }
+}
+
+static void vigs_hw_invalidate(void *opaque)
+{
+ VIGSState *s = opaque;
+
+ s->invalidate_cnt = 1 + VIGS_EXTRA_INVALIDATION;
+}
+
+static void vigs_dpy_resize(void *user_data,
+ uint32_t width,
+ uint32_t height)
+{
+ VIGSState *s = user_data;
+ DisplaySurface *ds = qemu_console_surface(s->con);
+
+ if ((width != surface_width(ds)) ||
+ (height != surface_height(ds))) {
+ qemu_console_resize(s->con, width, height);
+ }
+}
+
+static uint32_t vigs_dpy_get_stride(void *user_data)
+{
+ VIGSState *s = user_data;
+ DisplaySurface *ds = qemu_console_surface(s->con);
+
+ return surface_stride(ds);
+}
+
+static uint32_t vigs_dpy_get_bpp(void *user_data)
+{
+ VIGSState *s = user_data;
+ DisplaySurface *ds = qemu_console_surface(s->con);
+
+ return surface_bytes_per_pixel(ds);
+}
+
+static uint8_t *vigs_dpy_get_data(void *user_data)
+{
+ VIGSState *s = user_data;
+ DisplaySurface *ds = qemu_console_surface(s->con);
+
+ return surface_data(ds);
+}
+
+static void vigs_fence_ack(void *user_data,
+ uint32_t fence_seq)
+{
+ VIGSState *s = user_data;
+
+ vigs_fenceman_ack(s->fenceman, fence_seq);
+
+ qemu_bh_schedule(s->fence_ack_bh);
+}
+
+static uint64_t vigs_io_read(void *opaque, hwaddr offset,
+ unsigned size)
+{
+ VIGSState *s = opaque;
+
+ switch (offset) {
+ case VIGS_REG_CON:
+ return s->reg_con;
+ case VIGS_REG_INT:
+ return s->reg_int;
+ case VIGS_REG_FENCE_LOWER:
+ return vigs_fenceman_get_lower(s->fenceman);
+ case VIGS_REG_FENCE_UPPER:
+ return vigs_fenceman_get_upper(s->fenceman);
+ default:
+ VIGS_LOG_CRITICAL("Bad register 0x%X read", (uint32_t)offset);
+ break;
+ }
+
+ return 0;
+}
+
+static void vigs_io_write(void *opaque, hwaddr offset,
+ uint64_t value, unsigned size)
+{
+ VIGSState *s = opaque;
+
+ switch (offset) {
+ case VIGS_REG_EXEC:
+ vigs_server_dispatch(s->server, value);
+ break;
+ case VIGS_REG_CON:
+ if (((s->reg_con & VIGS_REG_CON_VBLANK_ENABLE) == 0) &&
+ (value & VIGS_REG_CON_VBLANK_ENABLE)) {
+ VIGS_LOG_DEBUG("VBLANK On");
+ } else if (((value & VIGS_REG_CON_VBLANK_ENABLE) == 0) &&
+ (s->reg_con & VIGS_REG_CON_VBLANK_ENABLE)) {
+ VIGS_LOG_DEBUG("VBLANK Off");
+ }
+
+ s->reg_con = value & VIGS_REG_CON_MASK;
+
+ vigs_update_irq(s);
+ break;
+ case VIGS_REG_INT:
+ if (value & VIGS_REG_INT_VBLANK_PENDING) {
+ value &= ~VIGS_REG_INT_VBLANK_PENDING;
+ } else {
+ value |= (s->reg_int & VIGS_REG_INT_VBLANK_PENDING);
+ }
+
+ if (value & VIGS_REG_INT_FENCE_ACK_PENDING) {
+ value &= ~VIGS_REG_INT_FENCE_ACK_PENDING;
+ } else {
+ value |= (s->reg_int & VIGS_REG_INT_FENCE_ACK_PENDING);
+ }
+
+ s->reg_int = value & VIGS_REG_INT_MASK;
+
+ vigs_update_irq(s);
+ break;
+ default:
+ VIGS_LOG_CRITICAL("Bad register 0x%X write", (uint32_t)offset);
+ break;
+ }
+}
+
+static struct GraphicHwOps vigs_hw_ops =
+{
+ .invalidate = vigs_hw_invalidate,
+ .gfx_update = vigs_hw_update
+};
+
+static const MemoryRegionOps vigs_io_ops =
+{
+ .read = vigs_io_read,
+ .write = vigs_io_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
+static struct vigs_display_ops vigs_dpy_ops =
+{
+ .resize = vigs_dpy_resize,
+ .get_stride = vigs_dpy_get_stride,
+ .get_bpp = vigs_dpy_get_bpp,
+ .get_data = vigs_dpy_get_data,
+ .fence_ack = vigs_fence_ack,
+};
+
+static int vigs_device_init(PCIDevice *dev)
+{
+ VIGSState *s = DO_UPCAST(VIGSState, dev, dev);
+ DisplayObject *dobj = NULL;
+ WorkQueueObject *wqobj = NULL;
+ WSIObject *wsiobj = NULL;
+ struct vigs_backend *backend = NULL;
+
+ if (s->display) {
+ dobj = displayobject_find(s->display);
+
+ if (!dobj) {
+ error_report("display '%s' not found", s->display);
+ return -1;
+ }
+ } else {
+ bool ambiguous;
+
+ dobj = displayobject_create(&ambiguous);
+
+ if (ambiguous) {
+ error_report("ambiguous display, set 'display' property");
+ return -1;
+ }
+
+ if (!dobj) {
+ error_report("unable to create display");
+ return -1;
+ }
+ }
+
+ if (s->render_queue) {
+ wqobj = workqueueobject_find(s->render_queue);
+
+ if (!wqobj) {
+ error_report("work queue '%s' not found", s->render_queue);
+ return -1;
+ }
+ } else {
+ bool ambiguous;
+
+ wqobj = workqueueobject_create(&ambiguous);
+
+ if (ambiguous) {
+ error_report("ambiguous work queue, set 'render_queue' property");
+ return -1;
+ }
+
+ if (!wqobj) {
+ error_report("unable to create work queue");
+ return -1;
+ }
+ }
+
+ if (!s->backend) {
+ error_report("'backend' property not set");
+ return -1;
+ }
+
+ if (strcmp(s->backend, "gl") && strcmp(s->backend, "sw")) {
+ error_report("backend '%s' not found", s->backend);
+ return -1;
+ }
+
+ if (s->wsi) {
+ Error *err = NULL;
+
+ wsiobj = WSIOBJECT(object_new(TYPE_WSIOBJECT));
+
+ object_property_add_child(container_get(object_get_root(), "/objects"),
+ s->wsi, &wsiobj->base, &err);
+
+ object_unref(&wsiobj->base);
+
+ if (err) {
+ qerror_report_err(err);
+ error_free(err);
+ return -1;
+ }
+ }
+
+ vigs_log_init();
+
+ if (s->vram_size < 16 * 1024 * 1024) {
+ VIGS_LOG_WARN("\"vram_size\" is too small, defaulting to 16mb");
+ s->vram_size = 16 * 1024 * 1024;
+ }
+
+ if (s->ram_size < 1 * 1024 * 1024) {
+ VIGS_LOG_WARN("\"ram_size\" is too small, defaulting to 1mb");
+ s->ram_size = 1 * 1024 * 1024;
+ }
+
+ pci_config_set_interrupt_pin(dev->config, 1);
+
+ memory_region_init_ram(&s->vram_bar, OBJECT(s),
+ TYPE_VIGS_DEVICE ".vram",
- s->ram_size);
++ s->vram_size, &error_abort);
+
+ memory_region_init_ram(&s->ram_bar, OBJECT(s),
+ TYPE_VIGS_DEVICE ".ram",
- memory_region_destroy(&s->io_bar);
- memory_region_destroy(&s->ram_bar);
- memory_region_destroy(&s->vram_bar);
-
++ s->ram_size, &error_abort);
+
+ memory_region_init_io(&s->io_bar, OBJECT(s),
+ &vigs_io_ops,
+ s,
+ TYPE_VIGS_DEVICE ".io",
+ VIGS_IO_SIZE);
+
+ pci_register_bar(&s->dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->vram_bar);
+ pci_register_bar(&s->dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->ram_bar);
+ pci_register_bar(&s->dev, 2, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->io_bar);
+
+ if (!strcmp(s->backend, "gl")) {
+ backend = vigs_gl_backend_create(dobj->dpy);
+ } else if (!strcmp(s->backend, "sw")) {
+ backend = vigs_sw_backend_create();
+ }
+
+ if (!backend) {
+ goto fail;
+ }
+
+ s->fenceman = vigs_fenceman_create();
+
+ s->fence_ack_bh = qemu_bh_new(vigs_fence_ack_bh, s);
+
+ s->con = graphic_console_init(DEVICE(dev), 0, &vigs_hw_ops, s);
+
+ if (!s->con) {
+ goto fail;
+ }
+
+ s->server = vigs_server_create(memory_region_get_ram_ptr(&s->vram_bar),
+ memory_region_get_ram_ptr(&s->ram_bar),
+ &vigs_dpy_ops,
+ s,
+ backend,
+ wqobj->wq);
+
+ if (!s->server) {
+ goto fail;
+ }
+
+ if (wsiobj) {
+ wsiobj->wsi = &s->server->wsi;
+ if (!strcmp(s->backend, "gl")) {
+ wsiobj->gl_wsi = &s->server->wsi;
+ }
+ }
+
+ VIGS_LOG_INFO("VIGS initialized");
+
+ VIGS_LOG_DEBUG("vram_size = %u", s->vram_size);
+ VIGS_LOG_DEBUG("ram_size = %u", s->ram_size);
+
+ return 0;
+
+fail:
+ if (backend) {
+ backend->destroy(backend);
+ }
+
+ if (s->fence_ack_bh) {
+ qemu_bh_delete(s->fence_ack_bh);
+ }
+
+ if (s->fenceman) {
+ vigs_fenceman_destroy(s->fenceman);
+ }
+
- memory_region_destroy(&s->io_bar);
- memory_region_destroy(&s->ram_bar);
- memory_region_destroy(&s->vram_bar);
-
+ vigs_log_cleanup();
+
+ return -1;
+}
+
+static void vigs_device_reset(DeviceState *d)
+{
+ VIGSState *s = container_of(d, VIGSState, dev.qdev);
+
+ vigs_server_reset(s->server);
+
+ vigs_fenceman_reset(s->fenceman);
+
+ pci_set_irq(&s->dev, 0);
+
+ s->reg_con = 0;
+ s->reg_int = 0;
+
+ VIGS_LOG_INFO("VIGS reset");
+}
+
+static void vigs_device_exit(PCIDevice *dev)
+{
+ VIGSState *s = DO_UPCAST(VIGSState, dev, dev);
+
+ vigs_server_destroy(s->server);
+
+ qemu_bh_delete(s->fence_ack_bh);
+
+ vigs_fenceman_destroy(s->fenceman);
+
+ VIGS_LOG_INFO("VIGS deinitialized");
+
+ vigs_log_cleanup();
+}
+
+static Property vigs_properties[] = {
+ DEFINE_PROP_STRING("display", VIGSState, display),
+ DEFINE_PROP_STRING("render_queue", VIGSState, render_queue),
+ DEFINE_PROP_STRING("backend", VIGSState, backend),
+ DEFINE_PROP_STRING("wsi", VIGSState, wsi),
+ DEFINE_PROP_UINT32("vram_size", VIGSState, vram_size,
+ 32 * 1024 * 1024),
+ DEFINE_PROP_UINT32("ram_size", VIGSState, ram_size,
+ 1 * 1024 * 1024),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void vigs_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+
+ k->init = vigs_device_init;
+ k->exit = vigs_device_exit;
+ k->vendor_id = PCI_VENDOR_ID_VIGS;
+ k->device_id = PCI_DEVICE_ID_VIGS;
+ k->class_id = PCI_CLASS_DISPLAY_VGA;
+ dc->reset = vigs_device_reset;
+ dc->props = vigs_properties;
+ dc->desc = "VIGS device";
+}
+
+static TypeInfo vigs_device_info =
+{
+ .name = TYPE_VIGS_DEVICE,
+ .parent = TYPE_PCI_DEVICE,
+ .instance_size = sizeof(VIGSState),
+ .class_init = vigs_class_init,
+};
+
+static void vigs_register_types(void)
+{
+ type_register_static(&vigs_device_info);
+}
+
+type_init(vigs_register_types)
--- /dev/null
- memory_region_destroy(&s->iomem);
-
+/*
+ * yagl
+ *
+ * Copyright (c) 2000 - 2013 Samsung Electronics Co., Ltd. All rights reserved.
+ *
+ * Contact:
+ * Stanislav Vorobiov <s.vorobiov@samsung.com>
+ * Jinhyung Jo <jinhyung.jo@samsung.com>
+ * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributors:
+ * - S-Core Co., Ltd
+ *
+ */
+
+#include "yagl_server.h"
+#include "yagl_log.h"
+#include "yagl_handle_gen.h"
+#include "yagl_stats.h"
+#include "yagl_process.h"
+#include "yagl_thread.h"
+#include "yagl_egl_driver.h"
+#include "yagl_drivers/gles_ogl/yagl_gles_ogl.h"
+#include "yagl_drivers/gles_onscreen/yagl_gles_onscreen.h"
+#include "yagl_backends/egl_offscreen/yagl_egl_offscreen.h"
+#include "yagl_backends/egl_onscreen/yagl_egl_onscreen.h"
+#include "exec/cpu-all.h"
+#include "hw/hw.h"
+#include "hw/pci/pci.h"
+#include "qemu/error-report.h"
+#include <GL/gl.h>
+#include "hw/vigs/display.h"
+#include "hw/vigs/winsys.h"
+#include "yagl_gles_driver.h"
+
+#define PCI_VENDOR_ID_YAGL 0x19B1
+#define PCI_DEVICE_ID_YAGL 0x1010
+
+#define YAGL_REG_BUFFPTR 0
+#define YAGL_REG_TRIGGER 4
+#define YAGL_REGS_SIZE 8
+
+#define YAGL_MEM_SIZE 0x1000
+
+#define YAGL_MAX_USERS (YAGL_MEM_SIZE / YAGL_REGS_SIZE)
+
+struct yagl_user
+{
+ bool activated;
+ yagl_pid process_id;
+ yagl_tid thread_id;
+};
+
+typedef struct YaGLState
+{
+ PCIDevice dev;
+
+ char *display;
+ char *render_queue;
+ char *wsi;
+ MemoryRegion iomem;
+ struct yagl_server_state *ss;
+ struct yagl_user users[YAGL_MAX_USERS];
+} YaGLState;
+
+#define TYPE_YAGL_DEVICE "yagl"
+
+static void yagl_device_operate(YaGLState *s, int user_index, hwaddr buff_pa)
+{
+ yagl_pid target_pid;
+ yagl_tid target_tid;
+ hwaddr buff_len = TARGET_PAGE_SIZE;
+ uint8_t *buff = NULL;
+
+ YAGL_LOG_FUNC_ENTER(yagl_device_operate,
+ "user_index = %d, buff_pa = 0x%X",
+ user_index,
+ (uint32_t)buff_pa);
+
+ if (!buff_pa && !s->users[user_index].activated) {
+ YAGL_LOG_CRITICAL("user %d is not activated", user_index);
+ goto out;
+ }
+
+ if (buff_pa) {
+ buff = cpu_physical_memory_map(buff_pa, &buff_len, false);
+
+ if (!buff || (buff_len != TARGET_PAGE_SIZE)) {
+ YAGL_LOG_CRITICAL("cpu_physical_memory_map(read) failed for user %d, buff_pa = 0x%X",
+ user_index,
+ (uint32_t)buff_pa);
+ goto out;
+ }
+
+ if (s->users[user_index].activated) {
+ /*
+ * Update user.
+ */
+
+ yagl_server_dispatch_update(s->ss,
+ s->users[user_index].process_id,
+ s->users[user_index].thread_id,
+ buff);
+ } else {
+ /*
+ * Activate user.
+ */
+
+ if (yagl_server_dispatch_init(s->ss,
+ buff,
+ &target_pid,
+ &target_tid)) {
+ s->users[user_index].activated = true;
+ s->users[user_index].process_id = target_pid;
+ s->users[user_index].thread_id = target_tid;
+
+ YAGL_LOG_DEBUG("user %d activated", user_index);
+
+ /*
+ * The buff is now owned by client.
+ */
+ buff = NULL;
+ }
+ }
+ } else {
+ /*
+ * Deactivate user.
+ */
+
+ yagl_server_dispatch_exit(s->ss,
+ s->users[user_index].process_id,
+ s->users[user_index].thread_id);
+
+ memset(&s->users[user_index], 0, sizeof(s->users[user_index]));
+
+ YAGL_LOG_DEBUG("user %d deactivated", user_index);
+ }
+
+out:
+ if (buff) {
+ cpu_physical_memory_unmap(buff,
+ TARGET_PAGE_SIZE,
+ 0,
+ TARGET_PAGE_SIZE);
+ }
+
+ YAGL_LOG_FUNC_EXIT(NULL);
+}
+
+static void yagl_device_trigger(YaGLState *s, int user_index, bool sync)
+{
+ YAGL_LOG_FUNC_ENTER(yagl_device_trigger, "%d, %d", user_index, sync);
+
+ if (s->users[user_index].activated) {
+ yagl_server_dispatch_batch(s->ss,
+ s->users[user_index].process_id,
+ s->users[user_index].thread_id,
+ sync);
+ } else {
+ YAGL_LOG_CRITICAL("user %d not activated", user_index);
+ }
+
+ YAGL_LOG_FUNC_EXIT(NULL);
+}
+
+static uint64_t yagl_device_read(void *opaque, hwaddr offset,
+ unsigned size)
+{
+ return 0;
+}
+
+static void yagl_device_write(void *opaque, hwaddr offset,
+ uint64_t value, unsigned size)
+{
+ YaGLState *s = (YaGLState*)opaque;
+ int user_index = (offset / YAGL_REGS_SIZE);
+ offset -= user_index * YAGL_REGS_SIZE;
+
+ assert(user_index < YAGL_MAX_USERS);
+
+ if (user_index >= YAGL_MAX_USERS) {
+ YAGL_LOG_CRITICAL("bad user index = %d", user_index);
+ return;
+ }
+
+ switch (offset) {
+ case YAGL_REG_BUFFPTR:
+ yagl_device_operate(s, user_index, value);
+ break;
+ case YAGL_REG_TRIGGER:
+ yagl_device_trigger(s, user_index, value);
+ break;
+ default:
+ YAGL_LOG_CRITICAL("user %d, bad offset = %d", user_index, offset);
+ break;
+ }
+}
+
+static const MemoryRegionOps yagl_device_ops =
+{
+ .read = yagl_device_read,
+ .write = yagl_device_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
+static int yagl_device_init(PCIDevice *dev)
+{
+ YaGLState *s = DO_UPCAST(YaGLState, dev, dev);
+ DisplayObject *dobj = NULL;
+ WorkQueueObject *wqobj = NULL;
+ WSIObject *wsiobj = NULL;
+ struct yagl_egl_driver *egl_driver = NULL;
+ struct yagl_egl_backend *egl_backend = NULL;
+ struct yagl_gles_driver *gles_driver = NULL;
+
+ if (s->display) {
+ dobj = displayobject_find(s->display);
+
+ if (!dobj) {
+ error_report("display '%s' not found", s->display);
+ return -1;
+ }
+ } else {
+ bool ambiguous;
+
+ dobj = displayobject_create(&ambiguous);
+
+ if (ambiguous) {
+ error_report("ambiguous display, set 'display' property");
+ return -1;
+ }
+
+ if (!dobj) {
+ error_report("unable to create display");
+ return -1;
+ }
+ }
+
+ if (s->render_queue) {
+ wqobj = workqueueobject_find(s->render_queue);
+
+ if (!wqobj) {
+ error_report("work queue '%s' not found", s->render_queue);
+ return -1;
+ }
+ } else {
+ bool ambiguous;
+
+ wqobj = workqueueobject_create(&ambiguous);
+
+ if (ambiguous) {
+ error_report("ambiguous work queue, set 'render_queue' property");
+ return -1;
+ }
+
+ if (!wqobj) {
+ error_report("unable to create work queue");
+ return -1;
+ }
+ }
+
+ if (s->wsi) {
+ wsiobj = wsiobject_find(s->wsi);
+ if (!wsiobj) {
+ error_report("winsys interface '%s' not found", s->wsi);
+ return -1;
+ }
+ }
+
+ yagl_log_init();
+
+ YAGL_LOG_FUNC_ENTER(yagl_device_init, NULL);
+
+ memory_region_init_io(&s->iomem, OBJECT(s),
+ &yagl_device_ops,
+ s,
+ TYPE_YAGL_DEVICE,
+ YAGL_MEM_SIZE);
+
+ yagl_handle_gen_init();
+
+ egl_driver = yagl_egl_driver_create(dobj->dpy);
+
+ if (!egl_driver) {
+ goto fail;
+ }
+
+ gles_driver = yagl_gles_ogl_create(egl_driver->dyn_lib,
+ egl_driver->gl_version);
+
+ if (!gles_driver) {
+ goto fail;
+ }
+
+ if (wsiobj && wsiobj->gl_wsi) {
+ egl_backend = yagl_egl_onscreen_create(wsiobj->gl_wsi,
+ egl_driver,
+ gles_driver);
+ gles_driver = yagl_gles_onscreen_create(gles_driver);
+ } else {
+ egl_backend = yagl_egl_offscreen_create(egl_driver, gles_driver);
+ }
+
+ if (!egl_backend) {
+ goto fail;
+ }
+
+ /*
+ * Now owned by EGL backend.
+ */
+ egl_driver = NULL;
+
+ s->ss = yagl_server_state_create(egl_backend, gles_driver,
+ wqobj->wq,
+ (wsiobj ? wsiobj->gl_wsi : NULL));
+
+ /*
+ * Owned/destroyed by server state.
+ */
+ egl_backend = NULL;
+ gles_driver = NULL;
+
+ if (!s->ss) {
+ goto fail;
+ }
+
+ pci_register_bar(&s->dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->iomem);
+
+ YAGL_LOG_FUNC_EXIT(NULL);
+
+ return 0;
+
+fail:
+ if (gles_driver) {
+ gles_driver->destroy(gles_driver);
+ }
+
+ if (egl_driver) {
+ egl_driver->destroy(egl_driver);
+ }
+
+ yagl_handle_gen_cleanup();
+
+ YAGL_LOG_FUNC_EXIT(NULL);
+
+ yagl_log_cleanup();
+
+ return -1;
+}
+
+static void yagl_device_reset(DeviceState *d)
+{
+ YaGLState *s = container_of(d, YaGLState, dev.qdev);
+ int i;
+
+ YAGL_LOG_FUNC_ENTER(yagl_device_reset, NULL);
+
+ yagl_server_reset(s->ss);
+
+ yagl_handle_gen_reset();
+
+ for (i = 0; i < YAGL_MAX_USERS; ++i) {
+ memset(&s->users[i], 0, sizeof(s->users[i]));
+ }
+
+ YAGL_LOG_FUNC_EXIT(NULL);
+}
+
+static void yagl_device_exit(PCIDevice *dev)
+{
+ YaGLState *s = DO_UPCAST(YaGLState, dev, dev);
+
+ YAGL_LOG_FUNC_ENTER(yagl_device_exit, NULL);
+
+ yagl_server_state_destroy(s->ss);
+
+ yagl_handle_gen_cleanup();
+
+ YAGL_LOG_FUNC_EXIT(NULL);
+
+ yagl_log_cleanup();
+}
+
+static Property yagl_properties[] = {
+ DEFINE_PROP_STRING("display", YaGLState, display),
+ DEFINE_PROP_STRING("render_queue", YaGLState, render_queue),
+ DEFINE_PROP_STRING("wsi", YaGLState, wsi),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void yagl_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+
+ k->init = yagl_device_init;
+ k->exit = yagl_device_exit;
+ k->vendor_id = PCI_VENDOR_ID_YAGL;
+ k->device_id = PCI_DEVICE_ID_YAGL;
+ k->class_id = PCI_CLASS_OTHERS;
+ dc->reset = yagl_device_reset;
+ dc->props = yagl_properties;
+ dc->desc = "YaGL device";
+}
+
+static TypeInfo yagl_device_info =
+{
+ .name = TYPE_YAGL_DEVICE,
+ .parent = TYPE_PCI_DEVICE,
+ .instance_size = sizeof(YaGLState),
+ .class_init = yagl_class_init,
+};
+
+static void yagl_register_types(void)
+{
+ type_register_static(&yagl_device_info);
+}
+
+type_init(yagl_register_types)
void select_soundhw(const char *optarg);
void do_acpitable_option(const QemuOpts *opts);
void do_smbios_option(QemuOpts *opts);
+ void ram_mig_init(void);
void cpudef_init(void);
void audio_init(void);
- int tcg_available(void);
int kvm_available(void);
int xen_available(void);
+int hax_available(void);
CpuDefinitionInfoList *arch_query_cpu_definitions(Error **errp);
--- /dev/null
- int hax_accel_init(uint64_t ram_size)
+/*
+ * QEMU KVM support
+ *
+ * Copyright IBM, Corp. 2008
+ * Red Hat, Inc. 2008
+ *
+ * Authors:
+ * Anthony Liguori <aliguori@us.ibm.com>
+ * Glauber Costa <gcosta@redhat.com>
+ *
+ * Copyright (c) 2011 Intel Corporation
+ * Written by:
+ * Jiang Yunhong<yunhong.jiang@intel.com>
+ * Xin Xiaohui<xiaohui.xin@intel.com>
+ * Zhang Xiantao<xiantao.zhang@intel.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+/*
+ * HAX common code for both windows and darwin
+ * some code from KVM side
+ */
+
+#include "strings.h"
+#include "hax-i386.h"
+#include "sysemu/kvm.h"
+#include "exec/address-spaces.h"
+#include "qemu/main-loop.h"
+
+#define HAX_EMUL_ONE 0x1
+#define HAX_EMUL_REAL 0x2
+#define HAX_EMUL_HLT 0x4
+#define HAX_EMUL_EXITLOOP 0x5
+
+#define HAX_EMULATE_STATE_MMIO 0x1
+#define HAX_EMULATE_STATE_REAL 0x2
+#define HAX_EMULATE_STATE_NONE 0x3
+#define HAX_EMULATE_STATE_INITIAL 0x4
+
+#define HAX_NON_UG_PLATFORM 0x0
+#define HAX_UG_PLATFORM 0x1
+
+static void hax_vcpu_sync_state(CPUArchState *env, int modified);
+static int hax_arch_get_registers(CPUArchState *env);
+static int hax_handle_io(CPUArchState *env, uint32_t df, uint16_t port, int dir, int size, int cnt, void *buf);
+static int hax_handle_fastmmio(CPUArchState *env, struct hax_fastmmio *hft);
+
+struct hax_state hax_global;
+
+int ug_support = 0;
+
+bool hax_allowed;
+
+/* Called after hax_init_internal */
+int hax_ug_platform(void)
+{
+ return (ug_support);
+}
+
+/* Currently non-PG modes are emulated by QEMU */
+int hax_vcpu_emulation_mode(CPUState *cpu)
+{
+ CPUArchState *env = (CPUArchState *)(cpu->env_ptr);
+ return !(env->cr[0] & CR0_PG_MASK);
+}
+
+static int hax_prepare_emulation(CPUArchState *env)
+{
+ /* Flush all emulation states */
+ tlb_flush(ENV_GET_CPU(env), 1);
+ tb_flush(env);
+ /* Sync the vcpu state from hax kernel module */
+ hax_vcpu_sync_state(env, 0);
+ return 0;
+}
+
+/*
+ * Check whether to break the translation block loop
+ * break tbloop after one MMIO emulation, or after finish emulation mode
+ */
+static int hax_stop_tbloop(CPUArchState *env)
+{
+ CPUState *cpu = ENV_GET_CPU(env);
+ switch (cpu->hax_vcpu->emulation_state)
+ {
+ case HAX_EMULATE_STATE_MMIO:
+ if (cpu->hax_vcpu->resync) {
+ hax_prepare_emulation(env);
+ cpu->hax_vcpu->resync = 0;
+ return 0;
+ }
+ return 1;
+ break;
+ case HAX_EMULATE_STATE_INITIAL:
+ case HAX_EMULATE_STATE_REAL:
+ if (!hax_vcpu_emulation_mode(cpu))
+ return 1;
+ break;
+ default:
+ dprint("Invalid emulation state in hax_sto_tbloop state %x\n",
+ cpu->hax_vcpu->emulation_state);
+ break;
+ }
+
+ return 0;
+}
+
+int hax_stop_emulation(CPUState *cpu)
+{
+ CPUArchState *env = (CPUArchState *)(cpu->env_ptr);
+
+ if (hax_stop_tbloop(env))
+ {
+ cpu->hax_vcpu->emulation_state = HAX_EMULATE_STATE_NONE;
+ /*
+ * QEMU emulation changes vcpu state,
+ * Sync the vcpu state to HAX kernel module
+ */
+ hax_vcpu_sync_state(env, 1);
+ return 1;
+ }
+
+ return 0;
+}
+
+int hax_stop_translate(CPUState *cpu)
+{
+ struct hax_vcpu_state *vstate = cpu->hax_vcpu;
+
+ assert(vstate->emulation_state);
+ if (vstate->emulation_state == HAX_EMULATE_STATE_MMIO )
+ return 1;
+
+ return 0;
+}
+
+int valid_hax_tunnel_size(uint16_t size)
+{
+ return size >= sizeof(struct hax_tunnel);
+}
+
+hax_fd hax_vcpu_get_fd(CPUArchState *env)
+{
+ struct hax_vcpu_state *vcpu = ENV_GET_CPU(env)->hax_vcpu;
+ if (!vcpu)
+ return HAX_INVALID_FD;
+ return vcpu->fd;
+}
+
+/* Current version */
+uint32_t hax_cur_version = 0x3; // ver 2.0: support fast mmio
+/* Least HAX kernel version */
+uint32_t hax_lest_version = 0x3;
+
+static int hax_get_capability(struct hax_state *hax)
+{
+ int ret;
+ struct hax_capabilityinfo capinfo, *cap = &capinfo;
+
+ ret = hax_capability(hax, cap);
+ if (ret)
+ return ret;
+
+ if ( ((cap->wstatus & HAX_CAP_WORKSTATUS_MASK) ==
+ HAX_CAP_STATUS_NOTWORKING ))
+ {
+ if (cap->winfo & HAX_CAP_FAILREASON_VT)
+ dprint("VTX feature is not enabled. which will cause HAX driver not working.\n");
+ else if (cap->winfo & HAX_CAP_FAILREASON_NX)
+ dprint("NX feature is not enabled, which will cause HAX driver not working.\n");
+ return -ENXIO;
+ }
+
+ if ((cap->winfo & HAX_CAP_UG))
+ ug_support = 1;
+
+ if (cap->wstatus & HAX_CAP_MEMQUOTA)
+ {
+ if (cap->mem_quota < hax->mem_quota)
+ {
+ dprint("The memory needed by this VM exceeds the driver limit.\n");
+ return -ENOSPC;
+ }
+ }
+ return 0;
+}
+
+static int hax_version_support(struct hax_state *hax)
+{
+ int ret;
+ struct hax_module_version version;
+
+ ret = hax_mod_version(hax, &version);
+ if (ret < 0)
+ return 0;
+
+ if ( (hax_lest_version > version.cur_version) ||
+ (hax_cur_version < version.compat_version) )
+ return 0;
+
+ return 1;
+}
+
+int hax_vcpu_create(int id)
+{
+ struct hax_vcpu_state *vcpu = NULL;
+ int ret;
+
+ if (!hax_global.vm)
+ {
+ dprint("vcpu %x created failed, vm is null\n", id);
+ return -1;
+ }
+
+ if (hax_global.vm->vcpus[id])
+ {
+ dprint("vcpu %x allocated already\n", id);
+ return 0;
+ }
+
+ vcpu = g_malloc(sizeof(struct hax_vcpu_state));
+ if (!vcpu)
+ {
+ dprint("Failed to alloc vcpu state\n");
+ return -ENOMEM;
+ }
+
+ memset(vcpu, 0, sizeof(struct hax_vcpu_state));
+
+ ret = hax_host_create_vcpu(hax_global.vm->fd, id);
+ if (ret)
+ {
+ dprint("Failed to create vcpu %x\n", id);
+ goto error;
+ }
+
+ vcpu->vcpu_id = id;
+ vcpu->fd = hax_host_open_vcpu(hax_global.vm->id, id);
+ if (hax_invalid_fd(vcpu->fd))
+ {
+ dprint("Failed to open the vcpu\n");
+ ret = -ENODEV;
+ goto error;
+ }
+
+ hax_global.vm->vcpus[id] = vcpu;
+
+ ret = hax_host_setup_vcpu_channel(vcpu);
+ if (ret)
+ {
+ dprint("Invalid hax tunnel size \n");
+ ret = -EINVAL;
+ goto error;
+ }
+ return 0;
+
+error:
+ /* vcpu and tunnel will be closed automatically */
+ if (vcpu && !hax_invalid_fd(vcpu->fd))
+ hax_close_fd(vcpu->fd);
+
+ hax_global.vm->vcpus[id] = NULL;
+ g_free(vcpu);
+ return -1;
+}
+
+int hax_vcpu_destroy(CPUState *cpu)
+{
+ struct hax_vcpu_state *vcpu = cpu->hax_vcpu;
+
+ if (!hax_global.vm)
+ {
+ dprint("vcpu %x destroy failed, vm is null\n", vcpu->vcpu_id);
+ return -1;
+ }
+
+ if (!vcpu)
+ return 0;
+
+ /*
+ * 1. The hax_tunnel is also destroied when vcpu destroy
+ * 2. close fd will cause hax module vcpu be cleaned
+ */
+ hax_close_fd(vcpu->fd);
+ hax_global.vm->vcpus[vcpu->vcpu_id] = NULL;
+ g_free(vcpu);
+ return 0;
+}
+
+int hax_init_vcpu(CPUState *cpu)
+{
+ int ret;
+
+ ret = hax_vcpu_create(cpu->cpu_index);
+ if (ret < 0)
+ {
+ dprint("Failed to create HAX vcpu\n");
+ exit(-1);
+ }
+
+ cpu->hax_vcpu = hax_global.vm->vcpus[cpu->cpu_index];
+ cpu->hax_vcpu->emulation_state = HAX_EMULATE_STATE_INITIAL;
+ cpu->hax_vcpu_dirty = 1;
+ qemu_register_reset(hax_reset_vcpu_state, (CPUArchState *)(cpu->env_ptr));
+
+ return ret;
+}
+
+struct hax_vm *hax_vm_create(struct hax_state *hax)
+{
+ struct hax_vm *vm;
+ int vm_id = 0, ret;
+ char *vm_name = NULL;
+
+ if (hax_invalid_fd(hax->fd))
+ return NULL;
+
+ if (hax->vm)
+ return hax->vm;
+
+ vm = g_malloc(sizeof(struct hax_vm));
+ if (!vm)
+ return NULL;
+ memset(vm, 0, sizeof(struct hax_vm));
+ ret = hax_host_create_vm(hax, &vm_id);
+ if (ret) {
+ dprint("Failed to create vm %x\n", ret);
+ goto error;
+ }
+ vm->id = vm_id;
+ vm->fd = hax_host_open_vm(hax, vm_id);
+ if (hax_invalid_fd(vm->fd))
+ {
+ dprint("Open the vm devcie error:%s\n", vm_name);
+ goto error;
+ }
+
+ hax->vm = vm;
+ dprint("End of VM create, id %d\n", vm->id);
+ return vm;
+
+error:
+ g_free(vm);
+ hax->vm = NULL;
+ return NULL;
+}
+
+int hax_vm_destroy(struct hax_vm *vm)
+{
+ int i;
+
+ for (i = 0; i < HAX_MAX_VCPU; i++)
+ if (vm->vcpus[i])
+ {
+ dprint("VCPU should be cleaned before vm clean\n");
+ return -1;
+ }
+ hax_close_fd(vm->fd);
+ g_free(vm);
+ hax_global.vm = NULL;
+ return 0;
+}
+
+static void
+hax_region_add(MemoryListener *listener, MemoryRegionSection *section)
+{
+ hax_set_phys_mem(section);
+}
+
+static void
+hax_region_del(MemoryListener *listener, MemoryRegionSection *section)
+{
+ hax_set_phys_mem(section);
+}
+
+
+/* currently we fake the dirty bitmap sync, always dirty */
+// avoid implicit declaration warning on Windows
+int ffsl(long value);
+static void hax_log_sync(MemoryListener *listener, MemoryRegionSection *section)
+{
+ MemoryRegion *mr = section->mr;
+ unsigned long c;
+ unsigned int len = ((int128_get64(section->size) / TARGET_PAGE_SIZE) + HOST_LONG_BITS - 1) /
+ HOST_LONG_BITS;
+ unsigned long bitmap[len];
+ int i, j;
+
+ for (i = 0; i < len; i++) {
+ bitmap[i] = 1;
+ c = leul_to_cpu(bitmap[i]);
+ do {
+ j = ffsl(c) - 1;
+ c &= ~(1ul << j);
+ memory_region_set_dirty(mr, (i * HOST_LONG_BITS + j) *
+ TARGET_PAGE_SIZE, TARGET_PAGE_SIZE);
+ } while (c != 0);
+ }
+}
+
+static void hax_log_global_start(struct MemoryListener *listener)
+{
+}
+
+static void hax_log_global_stop(struct MemoryListener *listener)
+{
+}
+
+static void hax_log_start(MemoryListener *listener,
+ MemoryRegionSection *section)
+{
+}
+
+static void hax_log_stop(MemoryListener *listener,
+ MemoryRegionSection *section)
+{
+}
+
+static void hax_begin(MemoryListener *listener)
+{
+}
+
+static void hax_commit(MemoryListener *listener)
+{
+}
+
+static void hax_region_nop(MemoryListener *listener,
+ MemoryRegionSection *section)
+{
+}
+
+static MemoryListener hax_memory_listener = {
+ .begin = hax_begin,
+ .commit = hax_commit,
+ .region_add = hax_region_add,
+ .region_del = hax_region_del,
+ .region_nop = hax_region_nop,
+ .log_start = hax_log_start,
+ .log_stop = hax_log_stop,
+ .log_sync = hax_log_sync,
+ .log_global_start = hax_log_global_start,
+ .log_global_stop = hax_log_global_stop,
+};
+
+static void hax_handle_interrupt(CPUState *cpu, int mask)
+{
+ cpu->interrupt_request |= mask;
+
+ if (!qemu_cpu_is_self(cpu)) {
+ qemu_cpu_kick(cpu);
+ }
+}
+
+static int hax_init_internal(void)
+{
+ struct hax_state *hax = NULL;
+ struct hax_qemu_version qversion;
+ int ret;
+
+ hax = &hax_global;
+
+
+ hax->fd = hax_mod_open();
+ if (hax_invalid_fd(hax->fd))
+ {
+ hax->fd = 0;
+ ret = -ENODEV;
+ goto error;
+ }
+
+ ret = hax_get_capability(hax);
+
+ if (ret)
+ {
+ if (ret != -ENOSPC)
+ ret = -EINVAL;
+ goto error;
+ }
+
+ if (!hax_version_support(hax))
+ {
+ dprint("Incompat Hax version. Qemu current version %x ", hax_cur_version );
+ dprint("requires least HAX version %x\n", hax_lest_version);
+ ret = -EINVAL;
+ goto error;
+ }
+
+ hax->vm = hax_vm_create(hax);
+ if (!hax->vm)
+ {
+ dprint("Failed to create HAX VM\n");
+ ret = -EINVAL;
+ goto error;
+ }
+
+ memory_listener_register(&hax_memory_listener, &address_space_memory);
+
+ qversion.cur_version = hax_cur_version;
+ qversion.least_version = hax_lest_version;
+ hax_notify_qemu_version(hax->vm->fd, &qversion);
+ cpu_interrupt_handler = hax_handle_interrupt;
+
+ return ret;
+error:
+ if (hax->vm)
+ hax_vm_destroy(hax->vm);
+ if (hax->fd)
+ hax_mod_close(hax);
+
+ return ret;
+}
+
++static int hax_init(MachineState *ms)
+{
+ struct hax_state *hax = NULL;
+ int ret = 0;
++ uint64_t ram_size =
++ qemu_opt_get_number(qemu_find_opts_singleton("memory"), "size");
+
+ hax = &hax_global;
+ memset(hax, 0, sizeof(struct hax_state));
+ hax->mem_quota = ram_size;
+ dprint("ram_size %llx\n", ram_size);
+
+ ret = hax_init_internal();
+ // It is better to fail than to transit implicitly.
+ /*
+ if (ret && (ret != -ENOSPC)) {
+ dprint("No accelerator found.\n");
+ } else {
+ dprint("HAX is %s and emulator runs in %s mode.\n",
+ !ret ? "working" : "not working",
+ !ret ? "fast virt" : "emulation");
+ }
+ */
+
++ if (!ret && !hax_ug_platform()) {
++ // TCG is used for very limited purpose under HAX.
++ // so we can allocate small TB buffer.
++ tcg_exec_init(16 * 1024 * 1024);
++ }
++
+ return ret;
+}
+
+static int hax_handle_fastmmio(CPUArchState *env, struct hax_fastmmio *hft)
+{
+ uint64_t buf = 0;
+ /*
+ * With fast MMIO, QEMU need not sync vCPU state with HAXM
+ * driver because it will only invoke MMIO handler
+ * However, some MMIO operations utilize virtual address like qemu_pipe
+ * Thus we need to sync the CR0, CR3 and CR4 so that QEMU
+ * can translate the guest virtual address to guest physical
+ * address
+ */
+ env->cr[0] = hft->_cr0;
+ env->cr[2] = hft->_cr2;
+ env->cr[3] = hft->_cr3;
+ env->cr[4] = hft->_cr4;
+
+ buf = hft->value;
+
+ cpu_physical_memory_rw(hft->gpa, (uint8_t *)&buf, hft->size, hft->direction);
+ if (hft->direction == 0)
+ hft->value = buf;
+
+ return 0;
+}
+
+static int hax_handle_io(CPUArchState *env, uint32_t df, uint16_t port, int direction,
+ int size, int count, void *buffer)
+{
+ uint8_t *ptr;
+ int i;
+
+ if (!df)
+ ptr = (uint8_t *)buffer;
+ else
+ ptr = buffer + size * count - size;
+ for (i = 0; i < count; i++)
+ {
+ if (direction == HAX_EXIT_IO_IN) {
+ switch (size) {
+ case 1:
+ stb_p(ptr, cpu_inb(port));
+ break;
+ case 2:
+ stw_p(ptr, cpu_inw(port));
+ break;
+ case 4:
+ stl_p(ptr, cpu_inl(port));
+ break;
+ }
+ } else {
+ switch (size) {
+ case 1:
+ cpu_outb(port, ldub_p(ptr));
+ break;
+ case 2:
+ cpu_outw(port, lduw_p(ptr));
+ break;
+ case 4:
+ cpu_outl(port, ldl_p(ptr));
+ break;
+ }
+ }
+ if (!df)
+ ptr += size;
+ else
+ ptr -= size;
+ }
+
+ return 0;
+}
+
+static int hax_vcpu_interrupt(CPUArchState *env)
+{
+ CPUState *cpu = ENV_GET_CPU(env);
+ struct hax_vcpu_state *vcpu = cpu->hax_vcpu;
+ struct hax_tunnel *ht = vcpu->tunnel;
+
+ /*
+ * Try to inject an interrupt if the guest can accept it
+ * Unlike KVM, HAX kernel check for the eflags, instead of qemu
+ */
+ if (ht->ready_for_interrupt_injection &&
+ (cpu->interrupt_request & CPU_INTERRUPT_HARD))
+ {
+ int irq;
+
+ irq = cpu_get_pic_interrupt(env);
+ if (irq >= 0) {
+ hax_inject_interrupt(env, irq);
+ cpu->interrupt_request &= ~CPU_INTERRUPT_HARD;
+ }
+ }
+
+ /* If we have an interrupt but the guest is not ready to receive an
+ * interrupt, request an interrupt window exit. This will
+ * cause a return to userspace as soon as the guest is ready to
+ * receive interrupts. */
+ if ((cpu->interrupt_request & CPU_INTERRUPT_HARD))
+ ht->request_interrupt_window = 1;
+ else
+ ht->request_interrupt_window = 0;
+ return 0;
+}
+
+void hax_raise_event(CPUState *cpu)
+{
+ struct hax_vcpu_state *vcpu = cpu->hax_vcpu;
+
+ if (!vcpu)
+ return;
+ vcpu->tunnel->user_event_pending = 1;
+}
+
+/*
+ * Ask hax kernel module to run the CPU for us till:
+ * 1. Guest crash or shutdown
+ * 2. Need QEMU's emulation like guest execute MMIO instruction or guest
+ * enter emulation mode (non-PG mode)
+ * 3. Guest execute HLT
+ * 4. Qemu have Signal/event pending
+ * 5. An unknown VMX exit happens
+ */
+extern void qemu_system_reset_request(void);
+static int hax_vcpu_hax_exec(CPUArchState *env, int ug_platform)
+{
+ int ret = 0;
+ CPUState *cpu = ENV_GET_CPU(env);
+ X86CPU *x86_cpu = X86_CPU(cpu);
+ struct hax_vcpu_state *vcpu = cpu->hax_vcpu;
+ struct hax_tunnel *ht = vcpu->tunnel;
+
+ if(!ug_platform)
+ {
+ if (hax_vcpu_emulation_mode(cpu))
+ {
+ dprint("Trying to vcpu execute at eip:" TARGET_FMT_lx "\n", env->eip);
+ return HAX_EMUL_EXITLOOP;
+ }
+
+ cpu->halted = 0;
+
+ if (cpu->interrupt_request & CPU_INTERRUPT_POLL) {
+ cpu->interrupt_request &= ~CPU_INTERRUPT_POLL;
+ apic_poll_irq(x86_cpu->apic_state);
+ }
+ }
+ else /* UG platform */
+ {
+ if (!hax_enabled())
+ {
+ dprint("Trying to vcpu execute at eip:" TARGET_FMT_lx "\n", env->eip);
+ return HAX_EMUL_EXITLOOP;
+ }
+
+ cpu->halted = 0;
+
+ if (cpu->interrupt_request & CPU_INTERRUPT_POLL) {
+ cpu->interrupt_request &= ~CPU_INTERRUPT_POLL;
+ apic_poll_irq(x86_cpu->apic_state);
+ }
+
+ if (cpu->interrupt_request & CPU_INTERRUPT_INIT) {
+ fprintf(stderr, "\nUG hax_vcpu_hax_exec: handling INIT for %d \n", cpu->cpu_index);
+ do_cpu_init(x86_cpu);
+ hax_vcpu_sync_state(env, 1);
+ }
+
+ if (cpu->interrupt_request & CPU_INTERRUPT_SIPI) {
+ fprintf(stderr, "UG hax_vcpu_hax_exec: handling SIPI for %d \n", cpu->cpu_index);
+ hax_vcpu_sync_state(env, 0);
+ do_cpu_sipi(x86_cpu);
+ hax_vcpu_sync_state(env, 1);
+ }
+ }
+
+ //hax_cpu_synchronize_state(cpu);
+
+ do {
+ int hax_ret;
+
+ if (cpu->exit_request) {
+ ret = HAX_EMUL_EXITLOOP ;
+ break;
+ }
+
+#if 0
+ if (cpu->hax_vcpu_dirty) {
+ hax_vcpu_sync_state(env, 1);
+ cpu->hax_vcpu_dirty = 0;
+ }
+#endif
+
+ hax_vcpu_interrupt(env);
+ if (!ug_platform)
+ {
+ hax_ret = hax_vcpu_run(vcpu);
+ }
+ else /* UG platform */
+ {
+ qemu_mutex_unlock_iothread();
+ hax_ret = hax_vcpu_run(vcpu);
+ qemu_mutex_lock_iothread();
+ current_cpu = cpu;
+ }
+
+ /* Simply continue the vcpu_run if system call interrupted */
+ if (hax_ret == -EINTR || hax_ret == -EAGAIN) {
+ dprint("io window interrupted\n");
+ continue;
+ }
+
+ if (hax_ret < 0)
+ {
+ dprint("vcpu run failed for vcpu %x\n", vcpu->vcpu_id);
+ abort();
+ }
+ switch (ht->_exit_status)
+ {
+ case HAX_EXIT_IO:
+ {
+ ret = hax_handle_io(env, ht->pio._df, ht->pio._port,
+ ht->pio._direction,
+ ht->pio._size, ht->pio._count, vcpu->iobuf);
+ }
+ break;
+ case HAX_EXIT_MMIO:
+ ret = HAX_EMUL_ONE;
+ break;
+ case HAX_EXIT_FAST_MMIO:
+ ret = hax_handle_fastmmio(env,
+ (struct hax_fastmmio *)vcpu->iobuf);
+ break;
+ case HAX_EXIT_REAL:
+ ret = HAX_EMUL_REAL;
+ break;
+ /* Guest state changed, currently only for shutdown */
+ case HAX_EXIT_STATECHANGE:
+ dprint("VCPU shutdown request\n");
+ qemu_system_reset_request();
+ hax_prepare_emulation(env);
+ cpu_dump_state(cpu, stderr, fprintf, 0);
+ ret = HAX_EMUL_EXITLOOP;
+ break;
+ case HAX_EXIT_UNKNOWN_VMEXIT:
+ dprint("Unknown VMX exit %x from guest\n", ht->_exit_reason);
+ qemu_system_reset_request();
+ hax_prepare_emulation(env);
+ cpu_dump_state(cpu, stderr, fprintf, 0);
+ ret = HAX_EMUL_EXITLOOP;
+ break;
+ case HAX_EXIT_HLT:
+ if (!(cpu->interrupt_request & CPU_INTERRUPT_HARD) &&
+ !(cpu->interrupt_request & CPU_INTERRUPT_NMI)) {
+ /* hlt instruction with interrupt disabled is shutdown */
+ env->eflags |= IF_MASK;
+ cpu->halted = 1;
+ cpu->exception_index = EXCP_HLT;
+ ret = HAX_EMUL_HLT;
+ }
+ break;
+ /* these situation will continue to hax module */
+ case HAX_EXIT_INTERRUPT:
+ case HAX_EXIT_PAUSED:
+ break;
+ default:
+ dprint("Unknow exit %x from hax\n", ht->_exit_status);
+ qemu_system_reset_request();
+ hax_prepare_emulation(env);
+ cpu_dump_state(cpu, stderr, fprintf, 0);
+ ret = HAX_EMUL_EXITLOOP;
+ break;
+ }
+ }while (!ret);
+
+ if (cpu->exit_request) {
+ cpu->exit_request = 0;
+ cpu->exception_index = EXCP_INTERRUPT;
+ }
+ return ret;
+}
+
+#if 0
+static void do_hax_cpu_synchronize_state(void *_env)
+{
+ CPUArchState *env = _env;
+ CPUState *cpu = ENV_GET_CPU(env);
+ if (!cpu->hax_vcpu_dirty) {
+ hax_vcpu_sync_state(env, 0);
+ cpu->hax_vcpu_dirty = 1;
+ }
+}
+
+static void hax_cpu_synchronize_state(CPUState *cpu)
+{
+ if (!cpu->hax_vcpu_dirty) {
+ run_on_cpu(cpu, do_hax_cpu_synchronize_state, cpu);
+ }
+}
+#endif
+
+void hax_cpu_synchronize_post_reset(CPUState *cpu)
+{
+ CPUArchState *env = (CPUArchState *)(cpu->env_ptr);
+ hax_vcpu_sync_state(env, 1);
+ cpu->hax_vcpu_dirty = 0;
+}
+
+void hax_cpu_synchronize_post_init(CPUState *cpu)
+{
+ CPUArchState *env = (CPUArchState *)(cpu->env_ptr);
+ hax_vcpu_sync_state(env, 1);
+ cpu->hax_vcpu_dirty = 0;
+}
+
+/*
+ * return 1 when need emulate, 0 when need exit loop
+ */
+int hax_vcpu_exec(CPUState *cpu)
+{
+ int next = 0, ret = 0;
+ struct hax_vcpu_state *vcpu;
+ CPUArchState *env = (CPUArchState *)(cpu->env_ptr);
+
+ if (cpu->hax_vcpu->emulation_state != HAX_EMULATE_STATE_NONE)
+ return 1;
+
+ vcpu = cpu->hax_vcpu;
+ next = hax_vcpu_hax_exec(env, HAX_NON_UG_PLATFORM);
+ switch (next)
+ {
+ case HAX_EMUL_ONE:
+ ret = 1;
+ vcpu->emulation_state = HAX_EMULATE_STATE_MMIO;
+ hax_prepare_emulation(env);
+ break;
+ case HAX_EMUL_REAL:
+ ret = 1;
+ vcpu->emulation_state =
+ HAX_EMULATE_STATE_REAL;
+ hax_prepare_emulation(env);
+ break;
+ case HAX_EMUL_HLT:
+ case HAX_EMUL_EXITLOOP:
+ break;
+ default:
+ dprint("Unknown hax vcpu exec return %x\n", next);
+ abort();
+ }
+
+ return ret;
+}
+
+int hax_smp_cpu_exec(CPUState *cpu)
+{
+ CPUArchState *env = (CPUArchState *)(cpu->env_ptr);
+ int why;
+ int ret;
+
+ while (1) {
+ if (cpu->exception_index >= EXCP_INTERRUPT) {
+ ret = cpu->exception_index;
+ cpu->exception_index = -1;
+ break;
+ }
+
+ why = hax_vcpu_hax_exec(env, HAX_UG_PLATFORM);
+
+ if ((why != HAX_EMUL_HLT) && (why != HAX_EMUL_EXITLOOP))
+ {
+ dprint("Unknown hax vcpu return %x\n", why);
+ abort();
+ }
+ }
+
+ return ret;
+}
+
+#define HAX_RAM_INFO_ROM 0x1
+
+static void set_v8086_seg(struct segment_desc_t *lhs, const SegmentCache *rhs)
+{
+ memset(lhs, 0, sizeof(struct segment_desc_t ));
+ lhs->selector = rhs->selector;
+ lhs->base = rhs->base;
+ lhs->limit = rhs->limit;
+ lhs->type = 3;
+ lhs->present = 1;
+ lhs->dpl = 3;
+ lhs->operand_size = 0;
+ lhs->desc = 1;
+ lhs->long_mode = 0;
+ lhs->granularity = 0;
+ lhs->available = 0;
+}
+
+static void get_seg(SegmentCache *lhs, const struct segment_desc_t *rhs)
+{
+ lhs->selector = rhs->selector;
+ lhs->base = rhs->base;
+ lhs->limit = rhs->limit;
+ lhs->flags =
+ (rhs->type << DESC_TYPE_SHIFT)
+ | (rhs->present * DESC_P_MASK)
+ | (rhs->dpl << DESC_DPL_SHIFT)
+ | (rhs->operand_size << DESC_B_SHIFT)
+ | (rhs->desc * DESC_S_MASK)
+ | (rhs->long_mode << DESC_L_SHIFT)
+ | (rhs->granularity * DESC_G_MASK)
+ | (rhs->available * DESC_AVL_MASK);
+}
+
+static void set_seg(struct segment_desc_t *lhs, const SegmentCache *rhs)
+{
+ unsigned flags = rhs->flags;
+
+ memset(lhs, 0, sizeof(struct segment_desc_t));
+ lhs->selector = rhs->selector;
+ lhs->base = rhs->base;
+ lhs->limit = rhs->limit;
+ lhs->type = (flags >> DESC_TYPE_SHIFT) & 15;
+ lhs->present = (flags & DESC_P_MASK) != 0;
+ lhs->dpl = rhs->selector & 3;
+ lhs->operand_size = (flags >> DESC_B_SHIFT) & 1;
+ lhs->desc = (flags & DESC_S_MASK) != 0;
+ lhs->long_mode = (flags >> DESC_L_SHIFT) & 1;
+ lhs->granularity = (flags & DESC_G_MASK) != 0;
+ lhs->available = (flags & DESC_AVL_MASK) != 0;
+}
+
+static void hax_getput_reg(uint64_t *hax_reg, target_ulong *qemu_reg, int set)
+{
+ target_ulong reg = *hax_reg;
+
+ if (set)
+ *hax_reg = *qemu_reg;
+ else
+ *qemu_reg = reg;
+}
+
+/* The sregs has been synced with HAX kernel already before this call */
+static int hax_get_segments(CPUArchState *env, struct vcpu_state_t *sregs)
+{
+ get_seg(&env->segs[R_CS], &sregs->_cs);
+ get_seg(&env->segs[R_DS], &sregs->_ds);
+ get_seg(&env->segs[R_ES], &sregs->_es);
+ get_seg(&env->segs[R_FS], &sregs->_fs);
+ get_seg(&env->segs[R_GS], &sregs->_gs);
+ get_seg(&env->segs[R_SS], &sregs->_ss);
+
+ get_seg(&env->tr, &sregs->_tr);
+ get_seg(&env->ldt, &sregs->_ldt);
+ env->idt.limit = sregs->_idt.limit;
+ env->idt.base = sregs->_idt.base;
+ env->gdt.limit = sregs->_gdt.limit;
+ env->gdt.base = sregs->_gdt.base;
+ return 0;
+}
+
+static int hax_set_segments(CPUArchState *env, struct vcpu_state_t *sregs)
+{
+ if ((env->eflags & VM_MASK)) {
+ set_v8086_seg(&sregs->_cs, &env->segs[R_CS]);
+ set_v8086_seg(&sregs->_ds, &env->segs[R_DS]);
+ set_v8086_seg(&sregs->_es, &env->segs[R_ES]);
+ set_v8086_seg(&sregs->_fs, &env->segs[R_FS]);
+ set_v8086_seg(&sregs->_gs, &env->segs[R_GS]);
+ set_v8086_seg(&sregs->_ss, &env->segs[R_SS]);
+ } else {
+ set_seg(&sregs->_cs, &env->segs[R_CS]);
+ set_seg(&sregs->_ds, &env->segs[R_DS]);
+ set_seg(&sregs->_es, &env->segs[R_ES]);
+ set_seg(&sregs->_fs, &env->segs[R_FS]);
+ set_seg(&sregs->_gs, &env->segs[R_GS]);
+ set_seg(&sregs->_ss, &env->segs[R_SS]);
+
+ if (env->cr[0] & CR0_PE_MASK) {
+ /* force ss cpl to cs cpl */
+ sregs->_ss.selector = (sregs->_ss.selector & ~3) |
+ (sregs->_cs.selector & 3);
+ sregs->_ss.dpl = sregs->_ss.selector & 3;
+ }
+ }
+
+ set_seg(&sregs->_tr, &env->tr);
+ set_seg(&sregs->_ldt, &env->ldt);
+ sregs->_idt.limit = env->idt.limit;
+ sregs->_idt.base = env->idt.base;
+ sregs->_gdt.limit = env->gdt.limit;
+ sregs->_gdt.base = env->gdt.base;
+ return 0;
+}
+
+/*
+ * After get the state from the kernel module, some
+ * qemu emulator state need be updated also
+ */
+static int hax_setup_qemu_emulator(CPUArchState *env)
+{
+
+#define HFLAG_COPY_MASK ~( \
+ HF_CPL_MASK | HF_PE_MASK | HF_MP_MASK | HF_EM_MASK | \
+ HF_TS_MASK | HF_TF_MASK | HF_VM_MASK | HF_IOPL_MASK | \
+ HF_OSFXSR_MASK | HF_LMA_MASK | HF_CS32_MASK | \
+ HF_SS32_MASK | HF_CS64_MASK | HF_ADDSEG_MASK)
+
+ uint32_t hflags;
+
+ hflags = (env->segs[R_CS].flags >> DESC_DPL_SHIFT) & HF_CPL_MASK;
+ hflags |= (env->cr[0] & CR0_PE_MASK) << (HF_PE_SHIFT - CR0_PE_SHIFT);
+ hflags |= (env->cr[0] << (HF_MP_SHIFT - CR0_MP_SHIFT)) &
+ (HF_MP_MASK | HF_EM_MASK | HF_TS_MASK);
+ hflags |= (env->eflags & (HF_TF_MASK | HF_VM_MASK | HF_IOPL_MASK));
+ hflags |= (env->cr[4] & CR4_OSFXSR_MASK) <<
+ (HF_OSFXSR_SHIFT - CR4_OSFXSR_SHIFT);
+
+ if (env->efer & MSR_EFER_LMA) {
+ hflags |= HF_LMA_MASK;
+ }
+
+ if ((hflags & HF_LMA_MASK) && (env->segs[R_CS].flags & DESC_L_MASK)) {
+ hflags |= HF_CS32_MASK | HF_SS32_MASK | HF_CS64_MASK;
+ } else {
+ hflags |= (env->segs[R_CS].flags & DESC_B_MASK) >>
+ (DESC_B_SHIFT - HF_CS32_SHIFT);
+ hflags |= (env->segs[R_SS].flags & DESC_B_MASK) >>
+ (DESC_B_SHIFT - HF_SS32_SHIFT);
+ if (!(env->cr[0] & CR0_PE_MASK) ||
+ (env->eflags & VM_MASK) ||
+ !(hflags & HF_CS32_MASK)) {
+ hflags |= HF_ADDSEG_MASK;
+ } else {
+ hflags |= ((env->segs[R_DS].base |
+ env->segs[R_ES].base |
+ env->segs[R_SS].base) != 0) <<
+ HF_ADDSEG_SHIFT;
+ }
+ }
+ env->hflags = (env->hflags & HFLAG_COPY_MASK) | hflags;
+ return 0;
+}
+
+static int hax_sync_vcpu_register(CPUArchState *env, int set)
+{
+ struct vcpu_state_t regs;
+ int ret;
+ memset(®s, 0, sizeof(struct vcpu_state_t));
+
+ if (!set)
+ {
+ ret = hax_sync_vcpu_state(env, ®s, 0);
+ if (ret < 0)
+ return -1;
+ }
+
+ /*generic register */
+ hax_getput_reg(®s._rax, &env->regs[R_EAX], set);
+ hax_getput_reg(®s._rbx, &env->regs[R_EBX], set);
+ hax_getput_reg(®s._rcx, &env->regs[R_ECX], set);
+ hax_getput_reg(®s._rdx, &env->regs[R_EDX], set);
+ hax_getput_reg(®s._rsi, &env->regs[R_ESI], set);
+ hax_getput_reg(®s._rdi, &env->regs[R_EDI], set);
+ hax_getput_reg(®s._rsp, &env->regs[R_ESP], set);
+ hax_getput_reg(®s._rbp, &env->regs[R_EBP], set);
+
+ hax_getput_reg(®s._rflags, &env->eflags, set);
+ hax_getput_reg(®s._rip, &env->eip, set);
+
+ if (set)
+ {
+
+ regs._cr0 = env->cr[0];
+ regs._cr2 = env->cr[2];
+ regs._cr3 = env->cr[3];
+ regs._cr4 = env->cr[4];
+ hax_set_segments(env, ®s);
+ }
+ else
+ {
+ env->cr[0] = regs._cr0;
+ env->cr[2] = regs._cr2;
+ env->cr[3] = regs._cr3;
+ env->cr[4] = regs._cr4;
+ hax_get_segments(env, ®s);
+ }
+
+ if (set)
+ {
+ ret = hax_sync_vcpu_state(env, ®s, 1);
+ if (ret < 0)
+ return -1;
+ }
+ if (!set)
+ hax_setup_qemu_emulator(env);
+ return 0;
+}
+
+static void hax_msr_entry_set(struct vmx_msr *item,
+ uint32_t index, uint64_t value)
+{
+ item->entry = index;
+ item->value = value;
+}
+
+static int hax_get_msrs(CPUArchState *env)
+{
+ struct hax_msr_data md;
+ struct vmx_msr *msrs = md.entries;
+ int ret, i, n;
+
+ n = 0;
+ msrs[n++].entry = MSR_IA32_SYSENTER_CS;
+ msrs[n++].entry = MSR_IA32_SYSENTER_ESP;
+ msrs[n++].entry = MSR_IA32_SYSENTER_EIP;
+ msrs[n++].entry = MSR_IA32_TSC;
+ md.nr_msr = n;
+ ret = hax_sync_msr(env, &md, 0);
+ if (ret < 0)
+ return ret;
+
+ for (i = 0; i < md.done; i++) {
+ switch (msrs[i].entry) {
+ case MSR_IA32_SYSENTER_CS:
+ env->sysenter_cs = msrs[i].value;
+ break;
+ case MSR_IA32_SYSENTER_ESP:
+ env->sysenter_esp = msrs[i].value;
+ break;
+ case MSR_IA32_SYSENTER_EIP:
+ env->sysenter_eip = msrs[i].value;
+ break;
+ case MSR_IA32_TSC:
+ env->tsc = msrs[i].value;
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static int hax_set_msrs(CPUArchState *env)
+{
+ struct hax_msr_data md;
+ struct vmx_msr *msrs;
+ msrs = md.entries;
+ int n = 0;
+
+ memset(&md, 0, sizeof(struct hax_msr_data));
+ hax_msr_entry_set(&msrs[n++], MSR_IA32_SYSENTER_CS, env->sysenter_cs);
+ hax_msr_entry_set(&msrs[n++], MSR_IA32_SYSENTER_ESP, env->sysenter_esp);
+ hax_msr_entry_set(&msrs[n++], MSR_IA32_SYSENTER_EIP, env->sysenter_eip);
+ hax_msr_entry_set(&msrs[n++], MSR_IA32_TSC, env->tsc);
+ md.nr_msr = n;
+ md.done = 0;
+
+ return hax_sync_msr(env, &md, 1);
+
+}
+
+static int hax_get_fpu(CPUArchState *env)
+{
+ struct fx_layout fpu;
+ int i, ret;
+
+ ret = hax_sync_fpu(env, &fpu, 0);
+ if (ret < 0)
+ return ret;
+
+ env->fpstt = (fpu.fsw >> 11) & 7;
+ env->fpus = fpu.fsw;
+ env->fpuc = fpu.fcw;
+ for (i = 0; i < 8; ++i)
+ env->fptags[i] = !((fpu.ftw >> i) & 1);
+ memcpy(env->fpregs, fpu.st_mm, sizeof(env->fpregs));
+
+ memcpy(env->xmm_regs, fpu.mmx_1, sizeof(fpu.mmx_1));
+ memcpy((XMMReg *)(env->xmm_regs) + 8, fpu.mmx_2, sizeof(fpu.mmx_2));
+ env->mxcsr = fpu.mxcsr;
+
+ return 0;
+}
+
+static int hax_set_fpu(CPUArchState *env)
+{
+ struct fx_layout fpu;
+ int i;
+
+ memset(&fpu, 0, sizeof(fpu));
+ fpu.fsw = env->fpus & ~(7 << 11);
+ fpu.fsw |= (env->fpstt & 7) << 11;
+ fpu.fcw = env->fpuc;
+
+ for (i = 0; i < 8; ++i)
+ fpu.ftw |= (!env->fptags[i]) << i;
+
+ memcpy(fpu.st_mm, env->fpregs, sizeof (env->fpregs));
+ memcpy(fpu.mmx_1, env->xmm_regs, sizeof (fpu.mmx_1));
+ memcpy(fpu.mmx_2, (XMMReg *)(env->xmm_regs) + 8, sizeof (fpu.mmx_2));
+
+ fpu.mxcsr = env->mxcsr;
+
+ return hax_sync_fpu(env, &fpu, 1);
+}
+
+static int hax_arch_get_registers(CPUArchState *env)
+{
+ int ret;
+
+ ret = hax_sync_vcpu_register(env, 0);
+ if (ret < 0)
+ return ret;
+
+ ret = hax_get_fpu(env);
+ if (ret < 0)
+ return ret;
+
+ ret = hax_get_msrs(env);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static int hax_arch_set_registers(CPUArchState *env)
+{
+ int ret;
+ ret = hax_sync_vcpu_register(env, 1);
+
+ if (ret < 0)
+ {
+ dprint("Failed to sync vcpu reg\n");
+ return ret;
+ }
+ ret = hax_set_fpu(env);
+ if (ret < 0)
+ {
+ dprint("FPU failed\n");
+ return ret;
+ }
+ ret = hax_set_msrs(env);
+ if (ret < 0)
+ {
+ dprint("MSR failed\n");
+ return ret;
+ }
+
+ return 0;
+}
+
+static void hax_vcpu_sync_state(CPUArchState *env, int modified)
+{
+ if (hax_enabled()) {
+ if (modified)
+ hax_arch_set_registers(env);
+ else
+ hax_arch_get_registers(env);
+ }
+}
+
+/*
+ * much simpler than kvm, at least in first stage because:
+ * We don't need consider the device pass-through, we don't need
+ * consider the framebuffer, and we may even remove the bios at all
+ */
+int hax_sync_vcpus(void)
+{
+ if (hax_enabled())
+ {
+ CPUState *cpu;
+
+ cpu = first_cpu;
+ if (!cpu)
+ return 0;
+
+ for (; cpu != NULL; cpu = CPU_NEXT(cpu)) {
+ int ret;
+
+ ret = hax_arch_set_registers(cpu->env_ptr);
+ if (ret < 0)
+ {
+ dprint("Failed to sync HAX vcpu context\n");
+ exit(1);
+ }
+ }
+ }
+
+ return 0;
+}
+void hax_reset_vcpu_state(void *opaque)
+{
+ CPUState *cpu;
+ for (cpu = first_cpu; cpu != NULL; cpu = CPU_NEXT(cpu))
+ {
+ dprint("*********ReSet hax_vcpu->emulation_state \n");
+ cpu->hax_vcpu->emulation_state = HAX_EMULATE_STATE_INITIAL;
+ cpu->hax_vcpu->tunnel->user_event_pending = 0;
+ cpu->hax_vcpu->tunnel->ready_for_interrupt_injection = 0;
+ }
+}
+
++#define TYPE_HAX_ACCEL ACCEL_CLASS_NAME("hax")
++
++static void hax_accel_class_init(ObjectClass *oc, void *data)
++{
++ AccelClass *ac = ACCEL_CLASS(oc);
++ ac->name = "HAX";
++ ac->init_machine = hax_init;
++ ac->allowed = &hax_allowed;
++}
++
++static const TypeInfo hax_accel_type = {
++ .name = TYPE_HAX_ACCEL,
++ .parent = TYPE_ACCEL,
++ .class_init = hax_accel_class_init,
++// .instance_size = sizeof(hax_state),
++};
++
++static void hax_type_init(void)
++{
++ type_register_static(&hax_accel_type);
++}
++
++type_init(hax_type_init);
#include "cpu.h"
#include "disas/disas.h"
#include "tcg-op.h"
+ #include "exec/cpu_ldst.h"
+
+ #include "exec/helper-proto.h"
+ #include "exec/helper-gen.h"
+
+ #include "trace-tcg.h"
- #include "helper.h"
- #define GEN_HELPER 1
- #include "helper.h"
+#include "sysemu/hax.h"
#define PREFIX_REPZ 0x01
#define PREFIX_REPNZ 0x02
--- /dev/null
- dpy_surface->pf.rmask,
- dpy_surface->pf.gmask,
- dpy_surface->pf.bmask,
- dpy_surface->pf.amask);
+/*
+ * SDL_WINDOWID hack
+ *
+ * Copyright (C) 2011 - 2013 Samsung Electronics Co., Ltd. All rights reserved.
+ *
+ * Contact:
+ * Jinhyung Jo <jinhyung.jo@samsung.com>
+ * GiWoong Kim <giwoong.kim@samsung.com>
+ * SeokYeon Hwang <syeon.hwang@samsung.com>
+ * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributors:
+ * - S-Core Co., Ltd
+ *
+ */
+
+
+#include <png.h>
+#include "qemu/main-loop.h"
+#include "emulator.h"
+#include "emul_state.h"
+#include "maru_display.h"
+#include "maru_sdl_processing.h"
+#include "hw/pci/maru_brightness.h"
+#include "debug_ch.h"
+
+#include "eventcast/encode_fb.h"
+
+#include <SDL.h>
+#ifndef CONFIG_WIN32
+#include <SDL_syswm.h>
+#endif
+
+MULTI_DEBUG_CHANNEL(tizen, sdl);
+
+static DisplayChangeListener *dcl;
+
+static QEMUBH *sdl_init_bh;
+static QEMUBH *sdl_resize_bh;
+static QEMUBH *sdl_update_bh;
+static DisplaySurface *dpy_surface;
+
+static SDL_Surface *surface_screen;
+static SDL_Surface *surface_qemu;
+static SDL_Surface *scaled_screen;
+static SDL_Surface *rotated_screen;
+static SDL_Surface *surface_guide; /* blank guide image */
+
+static double current_scale_factor = 1.0;
+static double current_screen_degree;
+static pixman_filter_t sdl_pixman_filter;
+
+static bool sdl_invalidate;
+static int sdl_alteration;
+
+static unsigned int sdl_skip_update;
+static unsigned int sdl_skip_count;
+
+static bool blank_guide_enable;
+static unsigned int blank_cnt;
+#define MAX_BLANK_FRAME_CNT 10
+#define BLANK_GUIDE_IMAGE_PATH "../images/"
+#define BLANK_GUIDE_IMAGE_NAME "blank-guide.png"
+
+#ifdef SDL_THREAD
+QemuMutex sdl_mutex;
+QemuCond sdl_cond;
+static int sdl_thread_initialized;
+
+QemuThread sdl_thread;
+static bool sdl_thread_exit;
+#endif
+
+#define SDL_FLAGS (SDL_SWSURFACE | SDL_ASYNCBLIT | SDL_NOFRAME)
+#define SDL_BPP 32
+
+static void qemu_update(void);
+
+static void qemu_ds_sdl_update(DisplayChangeListener *dcl,
+ int x, int y, int w, int h)
+{
+ /* call sdl update */
+#ifdef SDL_THREAD
+ qemu_mutex_lock(&sdl_mutex);
+
+ qemu_cond_signal(&sdl_cond);
+
+ qemu_mutex_unlock(&sdl_mutex);
+#else
+ qemu_update();
+#endif
+
+ set_display_dirty(true);
+}
+
+static void qemu_ds_sdl_switch(DisplayChangeListener *dcl,
+ struct DisplaySurface *new_surface)
+{
+ int console_width = 0, console_height = 0;
+
+ sdl_skip_update = 0;
+ sdl_skip_count = 0;
+
+ if (!new_surface) {
+ ERR("qemu_ds_sdl_switch : new_surface is NULL\n");
+ return;
+ }
+
+ console_width = surface_width(new_surface);
+ console_height = surface_height(new_surface);
+
+ INFO("qemu_ds_sdl_switch : (%d, %d)\n", console_width, console_height);
+
+ /* switch */
+ dpy_surface = new_surface;
+
+ if (surface_qemu != NULL) {
+ SDL_FreeSurface(surface_qemu);
+ surface_qemu = NULL;
+ }
+
++ PixelFormat pf = qemu_pixelformat_from_pixman(dpy_surface->format);
++
+ /* create surface_qemu */
+ if (console_width == get_emul_resolution_width() &&
+ console_height == get_emul_resolution_height()) {
+ INFO("create SDL screen : (%d, %d)\n",
+ console_width, console_height);
+
+ surface_qemu = SDL_CreateRGBSurfaceFrom(
+ surface_data(dpy_surface),
+ console_width, console_height,
+ surface_bits_per_pixel(dpy_surface),
+ surface_stride(dpy_surface),
- dpy_surface->pf.bmask,
- dpy_surface->pf.gmask,
- dpy_surface->pf.rmask,
- dpy_surface->pf.amask);
++ pf.rmask,
++ pf.gmask,
++ pf.bmask,
++ pf.amask);
+ } else {
+ INFO("create blank screen : (%d, %d)\n",
+ get_emul_resolution_width(), get_emul_resolution_height());
+
+ surface_qemu = SDL_CreateRGBSurface(
+ SDL_SWSURFACE,
+ console_width, console_height,
+ surface_bits_per_pixel(dpy_surface),
+ 0, 0, 0, 0);
+ }
+
+ if (surface_qemu == NULL) {
+ ERR("Unable to set the RGBSurface: %s\n", SDL_GetError());
+ return;
+ }
+}
+
+static SDL_Surface *get_blank_guide_image(void)
+{
+ if (surface_guide == NULL) {
+ unsigned int width = 0;
+ unsigned int height = 0;
+ char *guide_image_path = NULL;
+ void *guide_image_data = NULL;
+
++ PixelFormat pf = qemu_pixelformat_from_pixman(dpy_surface->format);
++
+ /* load png image */
+ int path_len = strlen(get_bin_path()) +
+ strlen(BLANK_GUIDE_IMAGE_PATH) +
+ strlen(BLANK_GUIDE_IMAGE_NAME) + 1;
+ guide_image_path = g_malloc0(sizeof(char) * path_len);
+ snprintf(guide_image_path, path_len, "%s%s%s",
+ get_bin_path(), BLANK_GUIDE_IMAGE_PATH,
+ BLANK_GUIDE_IMAGE_NAME);
+
+ guide_image_data = (void *) read_png_file(
+ guide_image_path, &width, &height);
+
+ if (guide_image_data != NULL) {
+ surface_guide = SDL_CreateRGBSurfaceFrom(
+ guide_image_data, width, height,
+ get_emul_sdl_bpp(), width * 4,
++ pf.bmask,
++ pf.gmask,
++ pf.rmask,
++ pf.amask);
+ } else {
+ ERR("failed to draw a blank guide image\n");
+ }
+
+ g_free(guide_image_path);
+ }
+
+ return surface_guide;
+}
+
+static void qemu_ds_sdl_refresh(DisplayChangeListener *dcl)
+{
+ if (sdl_alteration == 1) {
+ sdl_alteration = 0;
+ sdl_skip_update = 0;
+ sdl_skip_count = 0;
+ }
+
+ /* draw cover image */
+ if (sdl_skip_update && display_off) {
+ if (blank_cnt > MAX_BLANK_FRAME_CNT) {
+#ifdef CONFIG_WIN32
+ if (sdl_invalidate && get_emul_skin_enable()) {
+ draw_image(surface_screen, get_blank_guide_image());
+ }
+#endif
+
+ return;
+ } else if (blank_cnt == MAX_BLANK_FRAME_CNT) {
+ if (blank_guide_enable == true && get_emul_skin_enable()) {
+ INFO("draw a blank guide image\n");
+
+ draw_image(surface_screen, get_blank_guide_image());
+ }
+ } else if (blank_cnt == 0) {
+ /* If the display is turned off,
+ the screen does not update until the display is turned on */
+ INFO("skipping of the display updating is started\n");
+ }
+
+ blank_cnt++;
+
+ return;
+ } else {
+ if (blank_cnt != 0) {
+ INFO("skipping of the display updating is ended\n");
+ blank_cnt = 0;
+ }
+ }
+
+ /* draw framebuffer */
+ if (sdl_invalidate) {
+ graphic_hw_invalidate(NULL);
+ }
+ graphic_hw_update(NULL);
+
+ /* Usually, continuously updated.
+ When the display is turned off,
+ ten more updates the screen for a black screen. */
+ if (display_off) {
+ if (++sdl_skip_count > 10) {
+ sdl_skip_update = 1;
+ } else {
+ sdl_skip_update = 0;
+ }
+ } else {
+ sdl_skip_count = 0;
+ sdl_skip_update = 0;
+ }
+
+#ifdef TARGET_ARM
+#ifdef SDL_THREAD
+ qemu_mutex_lock(&sdl_mutex);
+#endif
+
+ /*
+ * It is necessary only for exynos4210 FIMD in connection with
+ * some WM (xfwm4, for example)
+ */
+
+ SDL_UpdateRect(surface_screen, 0, 0, 0, 0);
+
+#ifdef SDL_THREAD
+ qemu_mutex_unlock(&sdl_mutex);
+#endif
+#endif
+}
+
+static DisplayChangeListenerOps dcl_ops = {
+ .dpy_name = "maru_sdl",
+ .dpy_gfx_update = qemu_ds_sdl_update,
+ .dpy_gfx_switch = qemu_ds_sdl_switch,
+ .dpy_refresh = qemu_ds_sdl_refresh,
+};
+
+static void qemu_update(void)
+{
+ if (sdl_alteration < 0) {
+ SDL_FreeSurface(scaled_screen);
+ SDL_FreeSurface(rotated_screen);
+ SDL_FreeSurface(surface_qemu);
+ surface_qemu = NULL;
+
+ return;
+ }
+
+ if (surface_qemu != NULL) {
+ maru_do_pixman_dpy_surface(dpy_surface->image);
+
+ save_screenshot(dpy_surface);
+
+ if (current_scale_factor != 1.0) {
+ rotated_screen = maru_do_pixman_rotate(
+ surface_qemu, rotated_screen,
+ (int)current_screen_degree);
+ scaled_screen = maru_do_pixman_scale(
+ rotated_screen, scaled_screen, sdl_pixman_filter);
+
+ SDL_BlitSurface(scaled_screen, NULL, surface_screen, NULL);
+ }
+ else {/* current_scale_factor == 1.0 */
+ if (current_screen_degree != 0.0) {
+ rotated_screen = maru_do_pixman_rotate(
+ surface_qemu, rotated_screen,
+ (int)current_screen_degree);
+
+ SDL_BlitSurface(rotated_screen, NULL, surface_screen, NULL);
+ } else {
+ /* as-is */
+ SDL_BlitSurface(surface_qemu, NULL, surface_screen, NULL);
+ }
+ }
+
+ /* draw multi-touch finger points */
+ MultiTouchState *mts = get_emul_multi_touch_state();
+ if (mts->multitouch_enable != 0 && mts->finger_point_surface != NULL) {
+ int i = 0;
+ FingerPoint *finger = NULL;
+ int finger_point_size_half = mts->finger_point_size / 2;
+ SDL_Rect rect;
+
+ for (i = 0; i < mts->finger_cnt; i++) {
+ finger = get_finger_point_from_slot(i);
+ if (finger != NULL && finger->id != 0) {
+ rect.x = finger->origin_x - finger_point_size_half;
+ rect.y = finger->origin_y - finger_point_size_half;
+ rect.w = rect.h = mts->finger_point_size;
+
+ SDL_BlitSurface(
+ (SDL_Surface *)mts->finger_point_surface,
+ NULL, surface_screen, &rect);
+ }
+ }
+ } /* end of draw multi-touch */
+ }
+
+ SDL_UpdateRect(surface_screen, 0, 0, 0, 0);
+}
+
+
+#ifdef SDL_THREAD
+static void *run_qemu_update(void *arg)
+{
+ qemu_mutex_lock(&sdl_mutex);
+
+ while (1) {
+ qemu_cond_wait(&sdl_cond, &sdl_mutex);
+ if (sdl_thread_exit) {
+ INFO("make SDL Thread exit\n");
+ break;
+ }
+ qemu_update();
+ }
+
+ qemu_mutex_unlock(&sdl_mutex);
+
+ INFO("finish qemu_update routine\n");
+ return NULL;
+}
+#endif
+
+static void maru_sdl_update_bh(void *opaque)
+{
+ graphic_hw_invalidate(NULL);
+}
+
+static void maru_sdl_resize_bh(void *opaque)
+{
+ int surface_width = 0, surface_height = 0;
+ int display_width = 0, display_height = 0;
+ int temp = 0;
+
+ INFO("Set up a video mode with the specified width, "
+ "height and bits-per-pixel\n");
+
+ sdl_alteration = 1;
+ sdl_skip_update = 0;
+
+#ifdef SDL_THREAD
+ qemu_mutex_lock(&sdl_mutex);
+#endif
+
+ /* get current setting information and calculate screen size */
+ display_width = get_emul_resolution_width();
+ display_height = get_emul_resolution_height();
+ current_scale_factor = get_emul_win_scale();
+
+ short rotaton_type = get_emul_rotation();
+ if (rotaton_type == ROTATION_PORTRAIT) {
+ current_screen_degree = 0.0;
+ } else if (rotaton_type == ROTATION_LANDSCAPE) {
+ current_screen_degree = 90.0;
+ temp = display_width;
+ display_width = display_height;
+ display_height = temp;
+ } else if (rotaton_type == ROTATION_REVERSE_PORTRAIT) {
+ current_screen_degree = 180.0;
+ } else if (rotaton_type == ROTATION_REVERSE_LANDSCAPE) {
+ current_screen_degree = 270.0;
+ temp = display_width;
+ display_width = display_height;
+ display_height = temp;
+ }
+
+ surface_width = display_width * current_scale_factor;
+ surface_height = display_height * current_scale_factor;
+
+ surface_screen = SDL_SetVideoMode(
+ surface_width, surface_height,
+ get_emul_sdl_bpp(), SDL_FLAGS);
+
+ INFO("SDL_SetVideoMode\n");
+
+ if (surface_screen == NULL) {
+ ERR("Could not open SDL display (%dx%dx%d) : %s\n",
+ surface_width, surface_height,
+ get_emul_sdl_bpp(), SDL_GetError());
+
+#ifdef SDL_THREAD
+ qemu_mutex_unlock(&sdl_mutex);
+#endif
+
+ return;
+ }
+
+ SDL_UpdateRect(surface_screen, 0, 0, 0, 0);
+
+ /* create buffer for image processing */
+ SDL_FreeSurface(scaled_screen);
+ scaled_screen = SDL_CreateRGBSurface(SDL_SWSURFACE,
+ surface_width, surface_height,
+ surface_qemu->format->BitsPerPixel,
+ surface_qemu->format->Rmask,
+ surface_qemu->format->Gmask,
+ surface_qemu->format->Bmask,
+ surface_qemu->format->Amask);
+
+ SDL_FreeSurface(rotated_screen);
+ rotated_screen = SDL_CreateRGBSurface(SDL_SWSURFACE,
+ display_width, display_height,
+ surface_qemu->format->BitsPerPixel,
+ surface_qemu->format->Rmask,
+ surface_qemu->format->Gmask,
+ surface_qemu->format->Bmask,
+ surface_qemu->format->Amask);
+
+ /* rearrange multi-touch finger points */
+ if (get_emul_multi_touch_state()->multitouch_enable == 1 ||
+ get_emul_multi_touch_state()->multitouch_enable == 2) {
+ rearrange_finger_points(get_emul_resolution_width(), get_emul_resolution_height(),
+ current_scale_factor, rotaton_type);
+ }
+
+#ifdef SDL_THREAD
+ qemu_mutex_unlock(&sdl_mutex);
+#endif
+
+ graphic_hw_invalidate(NULL);
+}
+
+static void maru_sdl_init_bh(void *opaque)
+{
+ INFO("SDL_Init\n");
+
+ if (SDL_Init(SDL_INIT_VIDEO) < 0) {
+ ERR("unable to init SDL: %s\n", SDL_GetError());
+ // TODO:
+ }
+
+#ifndef CONFIG_WIN32
+ SDL_SysWMinfo info;
+ SDL_VERSION(&info.version);
+ SDL_GetWMInfo(&info);
+#endif
+
+ sdl_resize_bh = qemu_bh_new(maru_sdl_resize_bh, NULL);
+ sdl_update_bh = qemu_bh_new(maru_sdl_update_bh, NULL);
+ qemu_bh_schedule(sdl_resize_bh);
+
+#ifdef SDL_THREAD
+ if (sdl_thread_initialized == 0) {
+ sdl_thread_initialized = 1;
+
+ INFO("sdl update thread create\n");
+
+ sdl_thread_exit = false;
+ qemu_thread_create(&sdl_thread, "sdl-workthread", run_qemu_update,
+ NULL, QEMU_THREAD_JOINABLE);
+ }
+#endif
+}
+
+static void maru_sdl_quit(void)
+{
+ INFO("maru sdl quit\n");
+
+ if (surface_guide != NULL) {
+ g_free(surface_guide->pixels);
+ SDL_FreeSurface(surface_guide);
+ }
+
+ /* remove multi-touch finger points */
+ cleanup_multi_touch_state();
+
+ if (sdl_init_bh != NULL) {
+ qemu_bh_delete(sdl_init_bh);
+ }
+ if (sdl_resize_bh != NULL) {
+ qemu_bh_delete(sdl_resize_bh);
+ }
+
+ sdl_alteration = -1;
+
+#ifdef SDL_THREAD
+ qemu_mutex_lock(&sdl_mutex);
+#endif
+
+ SDL_Quit();
+
+#ifdef SDL_THREAD
+ sdl_thread_exit = true;
+ qemu_cond_signal(&sdl_cond);
+ qemu_mutex_unlock(&sdl_mutex);
+
+ INFO("join SDL thread\n");
+ qemu_thread_join(&sdl_thread);
+
+ INFO("destroy cond and mutex of SDL thread\n");
+ qemu_cond_destroy(&sdl_cond);
+ qemu_mutex_destroy(&sdl_mutex);
+#endif
+
+ unregister_displaychangelistener(dcl);
+ g_free(dcl);
+}
+
+static void maru_sdl_resize(void)
+{
+ INFO("maru sdl resize\n");
+
+ if (sdl_resize_bh != NULL) {
+ qemu_bh_schedule(sdl_resize_bh);
+ }
+}
+
+static void maru_sdl_update(void)
+{
+ if (sdl_update_bh != NULL) {
+ qemu_bh_schedule(sdl_update_bh);
+ }
+}
+
+static void maru_sdl_set_invalidate(bool on)
+{
+ sdl_invalidate = on;
+}
+
+static void maru_sdl_set_interpolation(bool on)
+{
+ if (on == true) {
+ INFO("set PIXMAN_FILTER_BEST filter for image processing\n");
+
+ /* PIXMAN_FILTER_BILINEAR */
+ sdl_pixman_filter = PIXMAN_FILTER_BEST;
+ } else {
+ INFO("set PIXMAN_FILTER_FAST filter for image processing\n");
+
+ /* PIXMAN_FILTER_NEAREST */
+ sdl_pixman_filter = PIXMAN_FILTER_FAST;
+ }
+}
+
+static void maru_sdl_init(uint64 swt_handle,
+ unsigned int display_width, unsigned int display_height,
+ bool blank_guide)
+{
+ gchar SDL_windowhack[32] = { 0, };
+ long window_id = swt_handle;
+ blank_guide_enable = blank_guide;
+
+ INFO("maru sdl init\n");
+
+ sprintf(SDL_windowhack, "%ld", window_id);
+ g_setenv("SDL_WINDOWID", SDL_windowhack, 1);
+
+ INFO("register SDL environment variable. "
+ "(SDL_WINDOWID = %s)\n", SDL_windowhack);
+
+ set_emul_resolution(display_width, display_height);
+ set_emul_sdl_bpp(SDL_BPP);
+ maru_sdl_set_interpolation(false);
+ init_multi_touch_state();
+
+ if (blank_guide_enable == true) {
+ INFO("blank guide is on\n");
+ }
+
+ qemu_bh_schedule(sdl_init_bh);
+}
+
+void maru_sdl_pre_init(MaruDisplayChangeListener *mdcl)
+{
+ dcl = g_malloc0(sizeof(DisplayChangeListener));
+ dcl->ops = &dcl_ops;
+
+ mdcl->surface_init = maru_sdl_init;
+ mdcl->fini = maru_sdl_quit;
+
+ mdcl->resize = maru_sdl_resize;
+ mdcl->update = maru_sdl_update;
+ mdcl->set_invalidate = maru_sdl_set_invalidate;
+ mdcl->set_interpolation = maru_sdl_set_interpolation;
+
+ sdl_init_bh = qemu_bh_new(maru_sdl_init_bh, NULL);
+
+#ifdef SDL_THREAD
+ qemu_mutex_init(&sdl_mutex);
+ qemu_cond_init(&sdl_cond);
+#endif
+
+ register_displaychangelistener(dcl);
+}
+
+bool maru_extract_framebuffer(void *buffer)
+{
+ uint32_t buffer_size = 0;
+
+ if (!buffer) {
+ ERR("given buffer is null\n");
+ return false;
+ }
+
+ if (!surface_qemu) {
+ ERR("surface_qemu is null\n");
+ return false;
+ }
+
+ maru_do_pixman_dpy_surface(dpy_surface->image);
+
+ buffer_size = surface_stride(dpy_surface) * surface_height(dpy_surface);
+ TRACE("extract framebuffer %d\n", buffer_size);
+
+ memcpy(buffer, surface_data(dpy_surface), buffer_size);
+ return true;
+}
--- /dev/null
- if (0 > fd || error_is_set(&local_err)) {
+/*
+ * Emulator Control Server
+ *
+ * Copyright (c) 2013 Samsung Electronics Co., Ltd All Rights Reserved
+ *
+ * Contact:
+ * Jinhyung choi <jinhyung2.choi@samsung.com>
+ * MunKyu Im <munkyu.im@samsung.com>
+ * Daiyoung Kim <daiyoung777.kim@samsung.com>
+ * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributors:
+ * - S-Core Co., Ltd
+ *
+ */
+
+#include <stdbool.h>
+#include <stdlib.h>
+
+#include "hw/qdev.h"
+#include "net/net.h"
+#include "ui/console.h"
+
+#include "qemu-common.h"
+#include "qemu/queue.h"
+#include "qemu/sockets.h"
+#include "qemu/option.h"
+#include "qemu/timer.h"
+#include "qemu/main-loop.h"
+#include "sysemu/char.h"
+#include "config.h"
+#include "qapi/qmp/qint.h"
+
+#include "emulator.h"
+#include "util/sdb.h"
+#include "ecs.h"
+#include "emul_state.h"
+
+#include "genmsg/ecs.pb-c.h"
+
+#include "debug_ch.h"
+MULTI_DEBUG_CHANNEL(qemu, ecs);
+
+#define DEBUG
+
+#ifndef min
+#define min(a,b) ((a)<(b)?(a):(b))
+#endif
+
+static QTAILQ_HEAD(ECS_ClientHead, ECS_Client)
+clients = QTAILQ_HEAD_INITIALIZER(clients);
+
+static ECS_State *current_ecs;
+
+static void* keepalive_buf;
+static int payloadsize;
+
+static int g_client_id = 1;
+
+static QemuMutex mutex_clilist;
+QemuMutex mutex_guest_connection;
+QemuMutex mutex_location_data;
+
+static QemuThread ecs_thread_id;
+
+static int suspend_state = 1;
+
+void ecs_set_suspend_state(int state)
+{
+ suspend_state = state;
+}
+
+int ecs_get_suspend_state(void)
+{
+ return suspend_state;
+}
+
+int ecs_write(int fd, const uint8_t *buf, int len) {
+ TRACE("write buflen : %d, buf : %s\n", len, (char*)buf);
+ if (fd < 0) {
+ return -1;
+ }
+
+ return send_all(fd, buf, len);
+}
+
+void ecs_client_close(ECS_Client* clii) {
+ if (clii == NULL)
+ return;
+
+ qemu_mutex_lock(&mutex_clilist);
+
+ if (clii->client_fd > 0) {
+ INFO("ecs client closed with fd: %d\n", clii->client_fd);
+ closesocket(clii->client_fd);
+#ifndef CONFIG_LINUX
+ FD_CLR(clii->client_fd, &clii->cs->reads);
+#endif
+ clii->client_fd = -1;
+ }
+
+ QTAILQ_REMOVE(&clients, clii, next);
+
+ g_free(clii);
+ clii = NULL;
+
+ qemu_mutex_unlock(&mutex_clilist);
+}
+
+bool send_to_all_client(const char* data, const int len) {
+ TRACE("data len: %d, data: %s\n", len, data);
+ qemu_mutex_lock(&mutex_clilist);
+
+ ECS_Client *clii,*next;
+
+ QTAILQ_FOREACH_SAFE(clii, &clients, next, next)
+ {
+ send_to_client(clii->client_fd, data, len);
+ }
+ qemu_mutex_unlock(&mutex_clilist);
+
+ return true;
+}
+
+void send_to_single_client(ECS_Client *clii, const char* data, const int len)
+{
+ qemu_mutex_lock(&mutex_clilist);
+ send_to_client(clii->client_fd, data, len);
+ qemu_mutex_unlock(&mutex_clilist);
+}
+
+void send_to_client(int fd, const char* data, const int len)
+{
+ ecs_write(fd, (const uint8_t*) data, len);
+}
+
+void read_val_short(const char* data, unsigned short* ret_val) {
+ memcpy(ret_val, data, sizeof(unsigned short));
+}
+
+void read_val_char(const char* data, unsigned char* ret_val) {
+ memcpy(ret_val, data, sizeof(unsigned char));
+}
+
+void read_val_str(const char* data, char* ret_val, int len) {
+ memcpy(ret_val, data, len);
+}
+
+bool ntf_to_control(const char* data, const int len) {
+ return true;
+}
+
+bool ntf_to_monitor(const char* data, const int len) {
+ return true;
+}
+
+void print_binary(const char* data, const int len) {
+ int i;
+ printf("[DATA: ");
+ for(i = 0; i < len; i++) {
+ if(i == len - 1) {
+ printf("%02x]\n", data[i]);
+ } else {
+ printf("%02x,", data[i]);
+ }
+ }
+}
+
+void ecs_make_header(QDict* obj, type_length length, type_group group,
+ type_action action) {
+ qdict_put(obj, "length", qint_from_int((int64_t )length));
+ qdict_put(obj, "group", qint_from_int((int64_t )group));
+ qdict_put(obj, "action", qint_from_int((int64_t )action));
+}
+
+static Monitor *monitor_create(void) {
+ Monitor *mon;
+
+ mon = g_malloc0(sizeof(*mon));
+ if (NULL == mon) {
+ ERR("monitor allocation failed.\n");
+ return NULL;
+ }
+
+ return mon;
+}
+
+static void ecs_close(ECS_State *cs) {
+ ECS_Client *clii, *next;
+ INFO("### Good bye! ECS ###\n");
+
+ if (cs == NULL)
+ return;
+
+ if (0 <= cs->listen_fd) {
+ INFO("close listen_fd: %d\n", cs->listen_fd);
+ closesocket(cs->listen_fd);
+ cs->listen_fd = -1;
+ }
+
+ if (cs->mon != NULL) {
+ g_free(cs->mon);
+ cs->mon = NULL;
+ }
+
+ if (keepalive_buf) {
+ g_free(keepalive_buf);
+ }
+
+ if (cs->alive_timer != NULL) {
+ timer_del(cs->alive_timer);
+ cs->alive_timer = NULL;
+ }
+
+ QTAILQ_FOREACH_SAFE(clii, &clients, next, next)
+ {
+ ecs_client_close(clii);
+ }
+
+ g_free(cs);
+ cs = NULL;
+ current_ecs = NULL;
+
+ qemu_mutex_destroy(&mutex_clilist);
+ qemu_mutex_destroy(&mutex_guest_connection);
+ qemu_mutex_destroy(&mutex_location_data);
+}
+
+#ifndef _WIN32
+static ssize_t ecs_recv(int fd, char *buf, size_t len) {
+ struct msghdr msg = { NULL, };
+ struct iovec iov[1];
+ union {
+ struct cmsghdr cmsg;
+ char control[CMSG_SPACE(sizeof(int))];
+ } msg_control;
+ int flags = 0;
+
+ iov[0].iov_base = buf;
+ iov[0].iov_len = len;
+
+ msg.msg_iov = iov;
+ msg.msg_iovlen = 1;
+ msg.msg_control = &msg_control;
+ msg.msg_controllen = sizeof(msg_control);
+
+#ifdef MSG_CMSG_CLOEXEC
+ flags |= MSG_CMSG_CLOEXEC;
+#endif
+ return recvmsg(fd, &msg, flags);
+}
+
+#else
+static ssize_t ecs_recv(int fd, char *buf, size_t len)
+{
+ return qemu_recv(fd, buf, len, 0);
+}
+#endif
+
+
+static void reset_sbuf(sbuf* sbuf)
+{
+ memset(sbuf->_buf, 0, 4096);
+ sbuf->_use = 0;
+ sbuf->_netlen = 0;
+}
+
+static void ecs_read(ECS_Client *cli) {
+
+ int read = 0;
+ int to_read_bytes = 0;
+
+ if (cli == NULL)
+ {
+ ERR("client is null.\n");
+ return;
+ }
+#ifndef __WIN32
+ if (ioctl(cli->client_fd, FIONREAD, &to_read_bytes) < 0)
+ {
+ ERR("ioctl failed\n");
+ return;
+ }
+#else
+ unsigned long to_read_bytes_long = 0;
+ if (ioctlsocket(cli->client_fd, FIONREAD, &to_read_bytes_long) < 0)
+ {
+ ERR("ioctl failed\n");
+ return;
+ }
+ to_read_bytes = (int)to_read_bytes_long;
+#endif
+
+ if (to_read_bytes == 0) {
+ TRACE("ioctl FIONREAD: 0\n");
+ goto fail;
+ }
+
+ if (cli->sbuf._netlen == 0)
+ {
+ if (to_read_bytes < 4)
+ {
+ //LOG("insufficient data size to read\n");
+ return;
+ }
+
+ long payloadsize = 0;
+ read = ecs_recv(cli->client_fd, (char*) &payloadsize, 4);
+
+ if (read < 4)
+ {
+ ERR("insufficient header size\n");
+ goto fail;
+ }
+
+ payloadsize = ntohl(payloadsize);
+
+ cli->sbuf._netlen = payloadsize;
+
+ TRACE("payload size: %ld\n", payloadsize);
+
+ to_read_bytes -= 4;
+ }
+
+ if (to_read_bytes == 0)
+ return;
+
+
+ to_read_bytes = min(to_read_bytes, cli->sbuf._netlen - cli->sbuf._use);
+
+ read = ecs_recv(cli->client_fd, (char*)(cli->sbuf._buf + cli->sbuf._use), to_read_bytes);
+ if (read == 0)
+ goto fail;
+
+
+ cli->sbuf._use += read;
+
+
+ if (cli->sbuf._netlen == cli->sbuf._use)
+ {
+ handle_protobuf_msg(cli, (char*)cli->sbuf._buf, cli->sbuf._use);
+ reset_sbuf(&cli->sbuf);
+ }
+
+ return;
+fail:
+ ecs_client_close(cli);
+}
+
+#ifdef CONFIG_LINUX
+static void epoll_cli_add(ECS_State *cs, int fd) {
+ struct epoll_event events;
+
+ /* event control set for read event */
+ events.events = EPOLLIN;
+ events.data.fd = fd;
+
+ if (epoll_ctl(cs->epoll_fd, EPOLL_CTL_ADD, fd, &events) < 0) {
+ ERR("Epoll control fails.in epoll_cli_add.\n");
+ }
+}
+#endif
+
+static ECS_Client *ecs_find_client(int fd) {
+ ECS_Client *clii, *next;
+
+ QTAILQ_FOREACH_SAFE(clii, &clients, next, next)
+ {
+ if (clii->client_fd == fd)
+ return clii;
+ }
+ return NULL;
+}
+
+ECS_Client *find_client(unsigned char id, unsigned char type) {
+ ECS_Client *clii, *next;
+
+ QTAILQ_FOREACH_SAFE(clii, &clients, next, next)
+ {
+ if (clii->client_id == id && clii->client_type == type)
+ return clii;
+ }
+ return NULL;
+}
+
+static int ecs_add_client(ECS_State *cs, int fd) {
+
+ ECS_Client *clii = g_malloc0(sizeof(ECS_Client));
+ if (NULL == clii) {
+ ERR("ECS_Client allocation failed.\n");
+ return -1;
+ }
+
+ reset_sbuf(&clii->sbuf);
+
+ qemu_set_nonblock(fd);
+
+ clii->client_fd = fd;
+ clii->cs = cs;
+ clii->client_type = TYPE_NONE;
+
+ ecs_json_message_parser_init(&clii->parser, handle_qmp_command, clii);
+
+#ifdef CONFIG_LINUX
+ epoll_cli_add(cs, fd);
+#else
+ FD_SET(fd, &cs->reads);
+#endif
+
+ qemu_mutex_lock(&mutex_clilist);
+
+ QTAILQ_INSERT_TAIL(&clients, clii, next);
+
+ TRACE("Add an ecs client. fd: %d\n", fd);
+
+ qemu_mutex_unlock(&mutex_clilist);
+
+// send_ecs_version_check(clii);
+
+ return 0;
+}
+
+static void ecs_accept(ECS_State *cs) {
+ struct sockaddr_in saddr;
+#ifndef _WIN32
+ struct sockaddr_un uaddr;
+#endif
+ struct sockaddr *addr;
+ socklen_t len;
+ int fd;
+
+ for (;;) {
+#ifndef _WIN32
+ if (cs->is_unix) {
+ len = sizeof(uaddr);
+ addr = (struct sockaddr *) &uaddr;
+ } else
+#endif
+ {
+ len = sizeof(saddr);
+ addr = (struct sockaddr *) &saddr;
+ }
+ fd = qemu_accept(cs->listen_fd, addr, &len);
+ if (0 > fd && EINTR != errno) {
+ return;
+ } else if (0 <= fd) {
+ break;
+ }
+ }
+ if (0 > ecs_add_client(cs, fd)) {
+ ERR("failed to add client.\n");
+ }
+}
+
+#ifdef CONFIG_LINUX
+static void epoll_init(ECS_State *cs) {
+ struct epoll_event events;
+
+ cs->epoll_fd = epoll_create(MAX_EVENTS);
+ if (cs->epoll_fd < 0) {
+ closesocket(cs->listen_fd);
+ }
+
+ events.events = EPOLLIN;
+ events.data.fd = cs->listen_fd;
+
+ if (epoll_ctl(cs->epoll_fd, EPOLL_CTL_ADD, cs->listen_fd, &events) < 0) {
+ close(cs->listen_fd);
+ close(cs->epoll_fd);
+ }
+}
+#endif
+
+static void send_keep_alive_msg(ECS_Client *clii) {
+ send_to_single_client(clii, keepalive_buf, payloadsize);
+}
+
+static void make_keep_alive_msg(void) {
+ int len_pack = 0;
+ char msg [5] = {'s','e','l','f'};
+
+ ECS__Master master = ECS__MASTER__INIT;
+ ECS__KeepAliveReq req = ECS__KEEP_ALIVE_REQ__INIT;
+
+ req.time_str = (char*) g_malloc(5);
+
+ strncpy(req.time_str, msg, 4);
+
+ master.type = ECS__MASTER__TYPE__KEEPALIVE_REQ;
+ master.keepalive_req = &req;
+
+ len_pack = ecs__master__get_packed_size(&master);
+ payloadsize = len_pack + 4;
+
+ keepalive_buf = g_malloc(len_pack + 4);
+ if (!keepalive_buf) {
+ ERR("keep alive message creation is failed.\n");
+ return;
+ }
+
+ ecs__master__pack(&master, keepalive_buf + 4);
+
+ len_pack = htonl(len_pack);
+ memcpy(keepalive_buf, &len_pack, 4);
+}
+
+static void alive_checker(void *opaque) {
+
+ ECS_Client *clii, *next;
+
+ if (NULL != current_ecs && !current_ecs->ecs_running) {
+ return;
+ }
+
+ QTAILQ_FOREACH_SAFE(clii, &clients, next, next)
+ {
+ if (1 == clii->keep_alive) {
+ INFO("get client fd %d - keep alive fail\n", clii->client_fd);
+ ecs_client_close(clii);
+ continue;
+ }
+ TRACE("set client fd %d - keep alive 1\n", clii->client_fd);
+ clii->keep_alive = 1;
+ send_keep_alive_msg(clii);
+ }
+
+ if (current_ecs == NULL) {
+ ERR("alive checking is failed because current ecs is null.\n");
+ return;
+ }
+
+ timer_mod(current_ecs->alive_timer,
+ qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + get_ticks_per_sec() * TIMER_ALIVE_S);
+
+}
+
+static int socket_initialize(ECS_State *cs, QemuOpts *opts) {
+ int fd = -1;
+ Error *local_err = NULL;
+
+ fd = inet_listen_opts(opts, 0, &local_err);
- if (error_is_set(&local_err)) {
++ if (0 > fd || local_err) {
+ qerror_report_err(local_err);
+ error_free(local_err);
+ return -1;
+ }
+
+ INFO("Listen fd is %d\n", fd);
+
+ qemu_set_nonblock(fd);
+
+ cs->listen_fd = fd;
+
+#ifdef CONFIG_LINUX
+ epoll_init(cs);
+#else
+ FD_ZERO(&cs->reads);
+ FD_SET(fd, &cs->reads);
+#endif
+
+ make_keep_alive_msg();
+
+ cs->alive_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, alive_checker, cs);
+
+ timer_mod(cs->alive_timer,
+ qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + get_ticks_per_sec() * TIMER_ALIVE_S);
+
+ return 0;
+}
+
+#ifdef CONFIG_LINUX
+static int ecs_loop(ECS_State *cs) {
+ int i, nfds;
+
+ nfds = epoll_wait(cs->epoll_fd, cs->events, MAX_EVENTS, 100);
+ if (0 == nfds) {
+ return 0;
+ }
+
+ if (0 > nfds) {
+ if (errno == EINTR)
+ return 0;
+ perror("epoll wait error");
+ return -1;
+ }
+
+ for (i = 0; i < nfds; i++) {
+ if (cs->events[i].data.fd == cs->listen_fd) {
+ ecs_accept(cs);
+ continue;
+ }
+ ecs_read(ecs_find_client(cs->events[i].data.fd));
+ }
+
+ return 0;
+}
+#elif defined(CONFIG_WIN32)
+static int ecs_loop(ECS_State *cs)
+{
+ int index = 0;
+ TIMEVAL timeout;
+ fd_set temps = cs->reads;
+
+ timeout.tv_sec = 5;
+ timeout.tv_usec = 0;
+
+ if (select(0, &temps, 0, 0, &timeout) < 0) {
+ ERR("select error.\n");
+ return -1;
+ }
+
+ for (index = 0; index < cs->reads.fd_count; index++) {
+ if (cs->reads.fd_array == NULL)
+ continue;
+ if (FD_ISSET(cs->reads.fd_array[index], &temps)) {
+ if (cs->reads.fd_array[index] == cs->listen_fd) {
+ ecs_accept(cs);
+ continue;
+ }
+ ecs_read(ecs_find_client(cs->reads.fd_array[index]));
+ }
+ }
+ return 0;
+}
+#elif defined(CONFIG_DARWIN)
+static int ecs_loop(ECS_State *cs)
+{
+ int index = 0;
+ int res = 0;
+ struct timeval timeout;
+ fd_set temps = cs->reads;
+
+ timeout.tv_sec = 5;
+ timeout.tv_usec = 0;
+
+ if ((res = select(MAX_FD_NUM + 1, &temps, NULL, NULL, &timeout)) < 0) {
+ ERR("select failed..\n");
+ return -1;
+ }
+
+ for (index = 0; index < MAX_FD_NUM; index ++) {
+ if (FD_ISSET(index, &temps)) {
+ if (index == cs->listen_fd) {
+ ecs_accept(cs);
+ continue;
+ }
+
+ ecs_read(ecs_find_client(index));
+ }
+ }
+
+ return 0;
+}
+
+#endif
+
+static void* ecs_initialize(void* args) {
+ int ret = 1;
+ ECS_State *cs = NULL;
+ QemuOpts *opts = NULL;
+ Error *local_err = NULL;
+ Monitor* mon = NULL;
+ char host_port[16];
+ int port = 0;
+
+ INFO("ecs starts initializing.\n");
+
+ opts = qemu_opts_create(qemu_find_opts(ECS_OPTS_NAME), ECS_OPTS_NAME, 1, &local_err);
++ if (local_err) {
+ qerror_report_err(local_err);
+ error_free(local_err);
+ return NULL;
+ }
+
+ qemu_opt_set(opts, "host", HOST_LISTEN_ADDR);
+
+ cs = g_malloc0(sizeof(ECS_State));
+ if (NULL == cs) {
+ ERR("ECS_State allocation failed.\n");
+ return NULL;
+ }
+ port = get_emul_ecs_port();
+ INFO("ecs port: %d\n", port);
+ sprintf(host_port, "%d", port);
+
+ qemu_opt_set(opts, "port", host_port);
+ ret = socket_initialize(cs, opts);
+ if (ret < 0) {
+ ERR("Socket initialization is failed.\n");
+ ecs_close(cs);
+ return NULL;
+ }
+
+ mon = monitor_create();
+ if (NULL == mon) {
+ ERR("monitor initialization failed.\n");
+ ecs_close(cs);
+ return NULL;
+ }
+
+ cs->mon = mon;
+ current_ecs = cs;
+ cs->ecs_running = 1;
+
+ qemu_mutex_init(&mutex_clilist);
+ qemu_mutex_init(&mutex_guest_connection);
+ qemu_mutex_init(&mutex_location_data);
+
+ TRACE("ecs_loop entered.\n");
+ while (cs->ecs_running) {
+ ret = ecs_loop(cs);
+ if (0 > ret) {
+ break;
+ }
+ }
+ TRACE("ecs_loop exited.\n");
+
+ ecs_close(cs);
+
+ return NULL;
+}
+
+static int stop_ecs(void) {
+ void *ret = NULL;
+
+ INFO("ecs is closing.\n");
+ if (NULL != current_ecs) {
+ current_ecs->ecs_running = 0;
+ }
+
+ ret = qemu_thread_join(&ecs_thread_id);
+ if (ret) {
+ ERR("ecs is failed to join thread.\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+static void ecs_notify_exit(Notifier *notifier, void *data) {
+ stop_ecs();
+}
+static Notifier ecs_exit = { .notify = ecs_notify_exit };
+
+int start_ecs(void) {
+ qemu_add_opts(&qemu_ecs_opts);
+
+ qemu_thread_create(&ecs_thread_id, "ecs", ecs_initialize, NULL, QEMU_THREAD_JOINABLE);
+
+ emulator_add_exit_notifier(&ecs_exit);
+
+ return 0;
+}
+
+bool handle_protobuf_msg(ECS_Client* cli, char* data, int len)
+{
+ ECS__Master* master = ecs__master__unpack(NULL, (size_t)len, (const uint8_t*)data);
+ if (!master)
+ return false;
+
+ if (master->type == ECS__MASTER__TYPE__INJECTOR_REQ)
+ {
+ ECS__InjectorReq* msg = master->injector_req;
+ if (!msg)
+ goto fail;
+ msgproc_injector_req(cli, msg);
+ }
+ else if (master->type == ECS__MASTER__TYPE__MONITOR_REQ)
+ {
+ ECS__MonitorReq* msg = master->monitor_req;
+ if (!msg)
+ goto fail;
+ msgproc_monitor_req(cli, msg);
+ }
+ else if (master->type == ECS__MASTER__TYPE__DEVICE_REQ)
+ {
+ cli->client_type = TYPE_ECP;
+ ECS__DeviceReq* msg = master->device_req;
+ if (!msg)
+ goto fail;
+ msgproc_device_req(cli, msg);
+ }
+ else if (master->type == ECS__MASTER__TYPE__NFC_REQ)
+ {
+ ECS__NfcReq* msg = master->nfc_req;
+ if (!msg)
+ goto fail;
+
+ qemu_mutex_lock(&mutex_clilist);
+ if(cli->client_type == TYPE_NONE) {
+ if (!strncmp(msg->category, MSG_TYPE_NFC, 3)) {
+ QTAILQ_REMOVE(&clients, cli, next);
+ cli->client_type = TYPE_ECP;
+ if(g_client_id > 255) {
+ g_client_id = 1;
+ }
+ cli->client_id = g_client_id++;
+
+ QTAILQ_INSERT_TAIL(&clients, cli, next);
+ }
+ else if (!strncmp(msg->category, MSG_TYPE_SIMUL_NFC, 9)) {
+ QTAILQ_REMOVE(&clients, cli, next);
+ cli->client_type = TYPE_SIMUL_NFC;
+ if(g_client_id > 255) {
+ g_client_id = 1;
+ }
+ cli->client_id = g_client_id++;
+ QTAILQ_INSERT_TAIL(&clients, cli, next);
+ }
+ else {
+ ERR("unsupported category is found: %s\n", msg->category);
+ qemu_mutex_unlock(&mutex_clilist);
+ goto fail;
+ }
+ }
+ qemu_mutex_unlock(&mutex_clilist);
+
+ msgproc_nfc_req(cli, msg);
+ }
+#if 0
+ else if (master->type == ECS__MASTER__TYPE__CHECKVERSION_REQ)
+ {
+ ECS__CheckVersionReq* msg = master->checkversion_req;
+ if (!msg)
+ goto fail;
+ msgproc_checkversion_req(cli, msg);
+ }
+#endif
+ else if (master->type == ECS__MASTER__TYPE__KEEPALIVE_ANS)
+ {
+ ECS__KeepAliveAns* msg = master->keepalive_ans;
+ if (!msg)
+ goto fail;
+ msgproc_keepalive_ans(cli, msg);
+ }
+ else if (master->type == ECS__MASTER__TYPE__EVENTCAST_REQ)
+ {
+ ECS__EventCastReq* msg = master->eventcast_req;
+ if (!msg)
+ goto fail;
+ msgproc_eventcast_req(cli, msg);
+ }
+
+ ecs__master__free_unpacked(master, NULL);
+ return true;
+fail:
+ ERR("invalid message type : %d\n", master->type);
+ ecs__master__free_unpacked(master, NULL);
+ return false;
+}
--- /dev/null
- extern void maru_pc_init_pci(QEMUMachineInitArgs *args);
- static void maru_x86_board_init(QEMUMachineInitArgs *args)
+/*
+ * TIZEN base board
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
+ *
+ * Contact:
+ * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
+ * SeokYeon Hwang <syeon.hwang@samsung.com>
+ * SangJin Kim <sangjin3.kim@samsung.com>
+ * KiTae Kim <kt920.kim@samsung.com>
+ * JinHyung Jo <jinhyung.jo@samsung.com>
+ * SungMin Ha <sungmin82.ha@samsung.com>
+ * MunKyu Im <munkyu.im@samsung.com>
+ * JiHye Kim <jihye1128.kim@samsung.com>
+ * GiWoong Kim <giwoong.kim@samsung.com>
+ * DongKyun Yun
+ * DoHyung Hong
+ * Hyunjun Son
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributors:
+ * - S-Core Co., Ltd
+ *
+ * x86 board from pc_piix.c...
+ * add some TIZEN-speciaized device...
+ */
+
+#include "hw/boards.h"
+#include "hw/i386/pc.h"
+
+#include "emulator_common.h"
+#include "maru_pm.h"
+
+/* maru specialized device init */
+static void maru_device_init(void)
+{
+ // do nothing for now...
+}
+
++extern void maru_pc_init_pci(MachineState *args);
++static void maru_x86_board_init(MachineState *args)
+{
+ maru_pc_init_pci(args);
+
+ maru_device_init();
+}
+
+static QEMUMachine maru_x86_machine = {
+ PC_DEFAULT_MACHINE_OPTIONS,
+ .name = "maru-x86-machine",
+ .alias = "maru-x86-machine",
+ .desc = "Maru Board (x86)",
+ .init = maru_x86_board_init,
+ .hot_add_cpu = pc_hot_add_cpu,
+ .no_parallel = 1,
+ .no_floppy = 1,
+ .no_cdrom = 1,
+ .no_sdcard = 1,
+ .default_machine_opts = "firmware=bios-256k.bin",
+ .default_boot_order = "c",
+};
+
+static void maru_machine_init(void)
+{
+ qemu_register_machine(&maru_x86_machine);
+}
+
+machine_init(maru_machine_init);
--- /dev/null
- BrightnessState *s = DO_UPCAST(BrightnessState, dev, dev);
-
+/*
+ * Maru brightness device for VGA
+ *
+ * Copyright (C) 2011 - 2013 Samsung Electronics Co., Ltd. All rights reserved.
+ *
+ * Contact:
+ * JinHyung Jo <jinhyung.jo@samsung.com>
+ * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
+ * DongKyun Yun
+ * DoHyung Hong
+ * Hyunjun Son
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ *
+ * Contributors:
+ * - S-Core Co., Ltd
+ *
+ */
+
+
+#include "hw/i386/pc.h"
+#include "ui/console.h"
+#include "hw/pci/pci.h"
+#include "hw/maru_device_ids.h"
+#include "maru_brightness.h"
+#include "skin/maruskin_server.h"
+#include "debug_ch.h"
+
+MULTI_DEBUG_CHANNEL(tizen, brightness);
+
+#define QEMU_DEV_NAME "maru-brightness"
+
+#define BRIGHTNESS_MEM_SIZE (4 * 1024) /* 4KB */
+#define BRIGHTNESS_REG_SIZE 256
+
+typedef struct BrightnessState {
+ PCIDevice dev;
+ MemoryRegion mmio_addr;
+} BrightnessState;
+
+enum {
+ BRIGHTNESS_LEVEL = 0x00,
+ BRIGHTNESS_OFF = 0x04,
+};
+
+uint32_t brightness_level = BRIGHTNESS_MAX;
+bool display_off;
+pixman_color_t level_color;
+pixman_image_t *brightness_image;
+
+/* level : 1 ~ 100, interval : 1 or 2 */
+uint8_t brightness_tbl[] = {155, /* level 0 : for dimming */
+/* level 01 ~ 10 */ 149, 147, 146, 144, 143, 141, 140, 138, 137, 135,
+/* level 11 ~ 20 */ 134, 132, 131, 129, 128, 126, 125, 123, 122, 120,
+/* level 21 ~ 30 */ 119, 117, 116, 114, 113, 111, 110, 108, 107, 105,
+/* level 31 ~ 40 */ 104, 102, 101, 99, 98, 96, 95, 93, 92, 90,
+/* level 41 ~ 50 */ 89, 87, 86, 84, 83, 81, 80, 78, 77, 75,
+/* level 51 ~ 60 */ 74, 72, 71, 69, 68, 66, 65, 63, 62, 60,
+/* level 61 ~ 70 */ 59, 57, 56, 54, 53, 51, 50, 48, 47, 45,
+/* level 71 ~ 80 */ 44, 42, 41, 39, 38, 36, 35, 33, 32, 30,
+/* level 81 ~ 90 */ 29, 27, 26, 24, 23, 21, 20, 18, 17, 15,
+/* level 91 ~ 99 */ 14, 12, 11, 9, 8, 6, 5, 3, 2, 0};
+
+QEMUBH *display_bh;
+
+static uint64_t brightness_reg_read(void *opaque,
+ hwaddr addr,
+ unsigned size)
+{
+ switch (addr & 0xFF) {
+ case BRIGHTNESS_LEVEL:
+ INFO("current brightness level = %lu\n", brightness_level);
+ return brightness_level;
+ case BRIGHTNESS_OFF:
+ INFO("device is turned %s\n", display_off ? "off" : "on");
+ return display_off;
+ default:
+ ERR("wrong brightness register read - addr : %d\n", (int)addr);
+ break;
+ }
+
+ return 0;
+}
+
+static void maru_pixman_image_set_alpha(uint8_t value)
+{
+ if (brightness_image) {
+ pixman_image_unref(brightness_image);
+ }
+ level_color.alpha = value << 8;
+ brightness_image = pixman_image_create_solid_fill(&level_color);
+
+ graphic_hw_invalidate(NULL);
+}
+
+static void brightness_reg_write(void *opaque,
+ hwaddr addr,
+ uint64_t val,
+ unsigned size)
+{
+ switch (addr & 0xFF) {
+ case BRIGHTNESS_LEVEL:
+ if (brightness_level == val) {
+ return;
+ }
+#if BRIGHTNESS_MIN > 0
+ if (val < BRIGHTNESS_MIN || val > BRIGHTNESS_MAX) {
+#else
+ if (val > BRIGHTNESS_MAX) {
+#endif
+ ERR("input value is out of range(%llu)\n", val);
+ } else {
+ INFO("level changes: %lu -> %llu\n", brightness_level, val);
+ brightness_level = val;
+ maru_pixman_image_set_alpha(brightness_tbl[brightness_level]);
+ }
+ return;
+ case BRIGHTNESS_OFF:
+ if (display_off == val) {
+ return;
+ }
+
+ INFO("status changes: %s\n", val ? "OFF" : "ON");
+
+ display_off = val;
+ if (display_off) {
+ maru_pixman_image_set_alpha(0xFF); /* set black */
+ } else {
+ maru_pixman_image_set_alpha(brightness_tbl[brightness_level]);
+ }
+
+ /* notify to skin process */
+ qemu_bh_schedule(display_bh);
+
+ return;
+ default:
+ ERR("wrong brightness register write - addr : %d\n", (int)addr);
+ break;
+ }
+}
+
+static const MemoryRegionOps brightness_mmio_ops = {
+ .read = brightness_reg_read,
+ .write = brightness_reg_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+};
+
+static void brightness_exitfn(PCIDevice *dev)
+{
- memory_region_destroy(&s->mmio_addr);
+ if (display_bh) {
+ qemu_bh_delete(display_bh);
+ }
+ if (brightness_image) {
+ pixman_image_unref(brightness_image);
+ brightness_image = NULL;
+ }
+
+ INFO("finalize maru-brightness device\n");
+}
+
+static void maru_display_bh(void *opaque)
+{
+ notify_display_power(!display_off);
+}
+
+static int brightness_initfn(PCIDevice *dev)
+{
+ BrightnessState *s = DO_UPCAST(BrightnessState, dev, dev);
+ uint8_t *pci_conf = s->dev.config;
+
+ pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_TIZEN);
+ pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_VIRTUAL_BRIGHTNESS);
+ pci_config_set_class(pci_conf, PCI_CLASS_DISPLAY_OTHER);
+
+ memory_region_init_io(&s->mmio_addr, OBJECT(s), &brightness_mmio_ops, s,
+ "maru-brightness-mmio", BRIGHTNESS_REG_SIZE);
+ pci_register_bar(&s->dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio_addr);
+
+ display_bh = qemu_bh_new(maru_display_bh, s);
+ brightness_level = BRIGHTNESS_MAX;
+ level_color.alpha = 0x0000;
+ level_color.red = 0x0000;
+ level_color.green = 0x0000;
+ level_color.blue = 0x0000;
+ brightness_image = pixman_image_create_solid_fill(&level_color);
+ INFO("initialize maru-brightness device\n");
+
+ return 0;
+}
+
+static void brightness_classinit(ObjectClass *klass, void *data)
+{
+ PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+
+ k->init = brightness_initfn;
+ k->exit = brightness_exitfn;
+}
+
+static TypeInfo brightness_info = {
+ .name = QEMU_DEV_NAME,
+ .parent = TYPE_PCI_DEVICE,
+ .instance_size = sizeof(BrightnessState),
+ .class_init = brightness_classinit,
+};
+
+static void brightness_register_types(void)
+{
+ type_register_static(&brightness_info);
+}
+
+type_init(brightness_register_types);
--- /dev/null
- memory_region_init_ram(&s->vram, OBJECT(s), "maru_brill_codec.vram", CODEC_MEM_SIZE);
+/*
+ * Virtual Codec Device
+ *
+ * Copyright (c) 2013 - 2014 Samsung Electronics Co., Ltd All Rights Reserved
+ *
+ * Contact:
+ * Kitae Kim <kt920.kim@samsung.com>
+ * SeokYeon Hwang <syeon.hwang@samsung.com>
+ * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ *
+ * Contributors:
+ * - S-Core Co., Ltd
+ *
+ */
+
+#define SUPPORT_MEMORY_MONOPOLIZING
+//#define ENCODE_VIDEO_USE_MEMORY_MONOPOLIZING
+
+#include "qemu/main-loop.h"
+#include "hw/pci/pci.h"
+
+#include "hw/maru_device_ids.h"
+#include "util/osutil.h"
+#include "maru_brillcodec.h"
+#include "debug_ch.h"
+
+/* define debug channel */
+MULTI_DEBUG_CHANNEL(qemu, brillcodec);
+
+#define CODEC_DEVICE_NAME "codec-pci"
+#define CODEC_DEVICE_THREAD "codec-workthread"
+
+#define CODEC_MAJOR_VERSION 3
+#define CODEC_MINOR_VERSION 0
+
+#define CODEC_REG_SIZE (256)
+#define DEFAULT_WORKER_THREAD_CNT 8
+
+enum device_cmd {
+ DEVICE_CMD_API_INDEX = 0,
+ DEVICE_CMD_CONTEXT_INDEX,
+ DEVICE_CMD_DEVICE_MEM_OFFSET,
+ DEVICE_CMD_GET_THREAD_STATE,
+ DEVICE_CMD_GET_CTX_FROM_QUEUE,
+ DEVICE_CMD_GET_DATA_FROM_QUEUE,
+ DEVICE_CMD_RELEASE_CONTEXT,
+ DEVICE_CMD_GET_ELEMENT,
+ DEVICE_CMD_GET_CONTEXT_INDEX,
+ DEVICE_CMD_GET_DEVICE_INFO,
+ DEVICE_CMD_GET_PROFILE_STATUS,
+};
+
+enum thread_state {
+ CODEC_TASK_START = 0,
+ CODEC_TASK_END = 0x1f,
+};
+
+static void brillcodec_threads_create(MaruBrillCodecState *s)
+{
+ int index;
+ QemuThread *pthread = NULL;
+
+ TRACE("enter: %s\n", __func__);
+
+ pthread = g_malloc(sizeof(QemuThread) * s->worker_thread_cnt);
+ if (!pthread) {
+ ERR("failed to allocate threadpool memory.\n");
+ return;
+ }
+
+ qemu_cond_init(&s->threadpool.cond);
+ qemu_mutex_init(&s->threadpool.mutex);
+
+ s->is_thread_running = true;
+
+ qemu_mutex_lock(&s->context_mutex);
+ s->idle_thread_cnt = 0;
+ qemu_mutex_unlock(&s->context_mutex);
+
+ for (index = 0; index < s->worker_thread_cnt; index++) {
+ qemu_thread_create(&pthread[index], CODEC_DEVICE_THREAD,
+ brillcodec_threads, (void *)s, QEMU_THREAD_JOINABLE);
+ }
+
+ s->threadpool.threads = pthread;
+
+ TRACE("leave: %s\n", __func__);
+}
+
+static void brillcodec_get_cpu_cores(MaruBrillCodecState *s)
+{
+ s->worker_thread_cnt = get_number_of_processors();
+ if (s->worker_thread_cnt < DEFAULT_WORKER_THREAD_CNT) {
+ s->worker_thread_cnt = DEFAULT_WORKER_THREAD_CNT;
+ }
+
+ TRACE("number of threads: %d\n", s->worker_thread_cnt);
+}
+
+static void brillcodec_bh_callback(void *opaque)
+{
+ MaruBrillCodecState *s = (MaruBrillCodecState *)opaque;
+
+ TRACE("enter: %s\n", __func__);
+
+ qemu_mutex_lock(&s->context_queue_mutex);
+ if (!QTAILQ_EMPTY(&codec_wq)) {
+ qemu_mutex_unlock(&s->context_queue_mutex);
+
+ TRACE("raise irq\n");
+ pci_set_irq(&s->dev, 1);
+ s->irq_raised = 1;
+ } else {
+ qemu_mutex_unlock(&s->context_queue_mutex);
+ TRACE("codec_wq is empty!!\n");
+ }
+
+ TRACE("leave: %s\n", __func__);
+}
+
+static uint64_t brillcodec_read(void *opaque,
+ hwaddr addr,
+ unsigned size)
+{
+ MaruBrillCodecState *s = (MaruBrillCodecState *)opaque;
+ uint64_t ret = 0;
+
+ switch (addr >> 2) {
+ case DEVICE_CMD_GET_THREAD_STATE:
+ qemu_mutex_lock(&s->context_queue_mutex);
+ if (s->irq_raised) {
+ ret = CODEC_TASK_END;
+ pci_set_irq(&s->dev, 0);
+ s->irq_raised = 0;
+ }
+ qemu_mutex_unlock(&s->context_queue_mutex);
+
+ TRACE("get thread_state. ret: %d\n", ret);
+ break;
+
+ case DEVICE_CMD_GET_CTX_FROM_QUEUE:
+ {
+ DeviceMemEntry *head = NULL;
+
+ qemu_mutex_lock(&s->context_queue_mutex);
+ head = QTAILQ_FIRST(&codec_wq);
+ if (head) {
+ ret = head->ctx_id;
+ QTAILQ_REMOVE(&codec_wq, head, node);
+ entry[ret] = head;
+ TRACE("get a elem from codec_wq. 0x%x\n", head);
+ } else {
+ ret = 0;
+ }
+ qemu_mutex_unlock(&s->context_queue_mutex);
+
+ TRACE("get a head from a writequeue. head: %x\n", ret);
+ }
+ break;
+
+ case DEVICE_CMD_GET_DEVICE_INFO:
+ ret |= CODEC_MAJOR_VERSION << 8;
+ ret |= CODEC_MINOR_VERSION;
+ TRACE("codec version: %d.%d.%d\n", CODEC_MAJOR_VERSION, CODEC_MINOR_VERSION, 0);
+
+ ret |= s->memory_monopolizing << 16;
+ break;
+
+ case DEVICE_CMD_GET_ELEMENT:
+ ret = brillcodec_query_list(s);
+ break;
+
+ case DEVICE_CMD_GET_CONTEXT_INDEX:
+ ret = brillcodec_get_context_index(s);
+ TRACE("get context index: %d\n", ret);
+ break;
+
+ case DEVICE_CMD_GET_PROFILE_STATUS:
+ ret = s->profile;
+ TRACE("profile status: %d\n", s->profile);
+ break;
+
+ default:
+ ERR("no avaiable command for read. %d\n", addr);
+ }
+
+ return ret;
+}
+
+static void brillcodec_write(void *opaque, hwaddr addr,
+ uint64_t value, unsigned size)
+{
+ MaruBrillCodecState *s = (MaruBrillCodecState *)opaque;
+
+ switch (addr >> 2) {
+ case DEVICE_CMD_API_INDEX:
+ TRACE("set codec_cmd value: %d\n", value);
+ s->ioparam.api_index = value;
+ brillcodec_wakeup_threads(s, value);
+ break;
+
+ case DEVICE_CMD_CONTEXT_INDEX:
+ TRACE("set context_index value: %d\n", value);
+ s->ioparam.ctx_index = value;
+ break;
+
+ case DEVICE_CMD_DEVICE_MEM_OFFSET:
+ TRACE("set mem_offset value: 0x%x\n", value);
+ s->ioparam.mem_offset = value;
+ break;
+
+ case DEVICE_CMD_RELEASE_CONTEXT:
+ {
+ int ctx_id = (int32_t)value;
+
+ if (CONTEXT(s, ctx_id)->occupied_thread) {
+ CONTEXT(s, ctx_id)->requested_close = true;
+ INFO("make running thread to handle deinit\n");
+ } else {
+ brillcodec_release_context(s, ctx_id);
+ }
+ }
+ break;
+
+ case DEVICE_CMD_GET_DATA_FROM_QUEUE:
+ brillcodec_pop_writequeue(s, (uint32_t)value);
+ break;
+
+ default:
+ ERR("no available command for write. %d\n", addr);
+ }
+}
+
+static const MemoryRegionOps brillcodec_mmio_ops = {
+ .read = brillcodec_read,
+ .write = brillcodec_write,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ .unaligned = false
+ },
+ .endianness = DEVICE_LITTLE_ENDIAN,
+};
+
+static int brillcodec_initfn(PCIDevice *dev)
+{
+ MaruBrillCodecState *s = DO_UPCAST(MaruBrillCodecState, dev, dev);
+ uint8_t *pci_conf = s->dev.config;
+
+ INFO("device initialization.\n");
+ INFO("version: %d.%d.%d\n", CODEC_MAJOR_VERSION, CODEC_MINOR_VERSION, 0);
+
+ pci_config_set_interrupt_pin(pci_conf, 1);
+
-
- memory_region_destroy(&s->vram);
- memory_region_destroy(&s->mmio);
++ memory_region_init_ram(&s->vram, OBJECT(s), "maru_brill_codec.vram", CODEC_MEM_SIZE, &error_abort);
+ s->vaddr = (uint8_t *)memory_region_get_ram_ptr(&s->vram);
+
+ memory_region_init_io(&s->mmio, OBJECT(s), &brillcodec_mmio_ops, s,
+ "maru_brill_codec.mmio", CODEC_REG_SIZE);
+
+ pci_register_bar(&s->dev, 0, PCI_BASE_ADDRESS_MEM_PREFETCH, &s->vram);
+ pci_register_bar(&s->dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio);
+
+ qemu_mutex_init(&s->context_mutex);
+ qemu_mutex_init(&s->context_queue_mutex);
+ qemu_mutex_init(&s->ioparam_queue_mutex);
+
+ brillcodec_get_cpu_cores(s);
+ brillcodec_threads_create(s);
+
+ // register a function to qemu bottom-halves to switch context.
+ s->codec_bh = qemu_bh_new(brillcodec_bh_callback, s);
+
+ // register plugins
+ if ((s->hwaccel_plugin = probe_plugin())) {
+ INFO("%s extension is enabled.\n", s->hwaccel_plugin->name);
+ }
+
+ // configurations
+ s->memory_monopolizing = 0;
+#ifdef SUPPORT_MEMORY_MONOPOLIZING
+# ifdef ENCODE_VIDEO_USE_MEMORY_MONOPOLIZING
+ s->memory_monopolizing |= 1 << ENCODE_VIDEO;
+ INFO("API [%d] use memory monopolizing.\n", ENCODE_VIDEO);
+# endif
+#endif
+
+ if (s->profile) {
+ INFO("Profile the brillcodec.(%d)\n", s->profile);
+ }
+
+ return 0;
+}
+
+static void brillcodec_exitfn(PCIDevice *dev)
+{
+ MaruBrillCodecState *s = DO_UPCAST(MaruBrillCodecState, dev, dev);
+ INFO("device exit\n");
+
+ qemu_mutex_destroy(&s->context_mutex);
+ qemu_mutex_destroy(&s->context_queue_mutex);
+ qemu_mutex_destroy(&s->ioparam_queue_mutex);
+
+ qemu_bh_delete(s->codec_bh);
+}
+
+static void brillcodec_reset(DeviceState *d)
+{
+ MaruBrillCodecState *s = (MaruBrillCodecState *)d;
+ INFO("device reset\n");
+
+ s->irq_raised = 0;
+
+ memset(&s->context, 0, sizeof(CodecContext) * CODEC_CONTEXT_MAX);
+ memset(&s->ioparam, 0, sizeof(CodecParam));
+}
+
+static Property brillcodec_props[] = {
+ DEFINE_PROP_UINT8("profile", MaruBrillCodecState, profile, 0),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void brillcodec_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+
+ k->init = brillcodec_initfn;
+ k->exit = brillcodec_exitfn;
+ k->vendor_id = PCI_VENDOR_ID_TIZEN;
+ k->device_id = PCI_DEVICE_ID_VIRTUAL_BRILL_CODEC;
+ k->class_id = PCI_CLASS_OTHERS;
+ dc->reset = brillcodec_reset;
+ dc->props = brillcodec_props;
+ dc->desc = "Virtual new codec device for Tizen emulator";
+}
+
+static TypeInfo codec_device_info = {
+ .name = CODEC_DEVICE_NAME,
+ .parent = TYPE_PCI_DEVICE,
+ .instance_size = sizeof(MaruBrillCodecState),
+ .class_init = brillcodec_class_init,
+};
+
+static void codec_register_types(void)
+{
+ type_register_static(&codec_device_info);
+}
+
+type_init(codec_register_types)
--- /dev/null
- memory_region_init_ram(&s->vram, OBJECT(s), "marucamera.ram", MARUCAM_MEM_SIZE);
+/*
+ * Common implementation of MARU Virtual Camera device by PCI bus.
+ *
+ * Copyright (c) 2011 - 2013 Samsung Electronics Co., Ltd All Rights Reserved
+ *
+ * Contact:
+ * JinHyung Jo <jinhyung.jo@samsung.com>
+ * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ *
+ * Contributors:
+ * - S-Core Co., Ltd
+ *
+ */
+
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <inttypes.h>
+#include <signal.h>
+
+#include "qemu-common.h"
+#include "qemu/main-loop.h"
+#include "exec/cpu-common.h"
+
+#include "maru_camera_common.h"
+#include "hw/maru_device_ids.h"
+#include "debug_ch.h"
+
+MULTI_DEBUG_CHANNEL(tizen, camera);
+
+#define MARU_PCI_CAMERA_DEVICE_NAME "maru-camera"
+
+#define MARUCAM_MEM_SIZE (4 * 1024 * 1024) /* 4MB */
+#define MARUCAM_REG_SIZE (256) /* 64 * 4Byte */
+
+/*
+ * I/O functions
+ */
+static inline uint32_t
+marucam_mmio_read(void *opaque, hwaddr offset)
+{
+ uint32_t ret = 0;
+ MaruCamState *state = (MaruCamState *)opaque;
+
+ switch (offset & 0xFF) {
+ case MARUCAM_CMD_ISR:
+ qemu_mutex_lock(&state->thread_mutex);
+ ret = state->isr;
+ if (ret != 0) {
+ pci_set_irq(&state->dev, 0);
+ state->isr = 0;
+ }
+ qemu_mutex_unlock(&state->thread_mutex);
+ break;
+ case MARUCAM_CMD_G_DATA:
+ ret = state->param->stack[state->param->top++];
+ break;
+ case MARUCAM_CMD_OPEN:
+ case MARUCAM_CMD_CLOSE:
+ case MARUCAM_CMD_START_PREVIEW:
+ case MARUCAM_CMD_STOP_PREVIEW:
+ case MARUCAM_CMD_S_PARAM:
+ case MARUCAM_CMD_G_PARAM:
+ case MARUCAM_CMD_ENUM_FMT:
+ case MARUCAM_CMD_TRY_FMT:
+ case MARUCAM_CMD_S_FMT:
+ case MARUCAM_CMD_G_FMT:
+ case MARUCAM_CMD_QCTRL:
+ case MARUCAM_CMD_S_CTRL:
+ case MARUCAM_CMD_G_CTRL:
+ case MARUCAM_CMD_ENUM_FSIZES:
+ case MARUCAM_CMD_ENUM_FINTV:
+ ret = state->param->errCode;
+ state->param->errCode = 0;
+ break;
+ default:
+ ERR("Not supported command: 0x%x\n", offset);
+ ret = EINVAL;
+ break;
+ }
+ return ret;
+}
+
+static inline void
+marucam_mmio_write(void *opaque, hwaddr offset, uint32_t value)
+{
+ MaruCamState *state = (MaruCamState *)opaque;
+
+ switch (offset & 0xFF) {
+ case MARUCAM_CMD_OPEN:
+ marucam_device_open(state);
+ break;
+ case MARUCAM_CMD_CLOSE:
+ marucam_device_close(state);
+ break;
+ case MARUCAM_CMD_START_PREVIEW:
+ marucam_device_start_preview(state);
+ break;
+ case MARUCAM_CMD_STOP_PREVIEW:
+ marucam_device_stop_preview(state);
+ memset(state->vaddr, 0, MARUCAM_MEM_SIZE);
+ break;
+ case MARUCAM_CMD_S_PARAM:
+ marucam_device_s_param(state);
+ break;
+ case MARUCAM_CMD_G_PARAM:
+ marucam_device_g_param(state);
+ break;
+ case MARUCAM_CMD_ENUM_FMT:
+ marucam_device_enum_fmt(state);
+ break;
+ case MARUCAM_CMD_TRY_FMT:
+ marucam_device_try_fmt(state);
+ break;
+ case MARUCAM_CMD_S_FMT:
+ marucam_device_s_fmt(state);
+ break;
+ case MARUCAM_CMD_G_FMT:
+ marucam_device_g_fmt(state);
+ break;
+ case MARUCAM_CMD_QCTRL:
+ marucam_device_qctrl(state);
+ break;
+ case MARUCAM_CMD_S_CTRL:
+ marucam_device_s_ctrl(state);
+ break;
+ case MARUCAM_CMD_G_CTRL:
+ marucam_device_g_ctrl(state);
+ break;
+ case MARUCAM_CMD_ENUM_FSIZES:
+ marucam_device_enum_fsizes(state);
+ break;
+ case MARUCAM_CMD_ENUM_FINTV:
+ marucam_device_enum_fintv(state);
+ break;
+ case MARUCAM_CMD_S_DATA:
+ state->param->stack[state->param->top++] = value;
+ break;
+ case MARUCAM_CMD_DATACLR:
+ memset(state->param, 0, sizeof(MaruCamParam));
+ break;
+ case MARUCAM_CMD_REQFRAME:
+ qemu_mutex_lock(&state->thread_mutex);
+ state->req_frame = value + 1;
+ qemu_mutex_unlock(&state->thread_mutex);
+ break;
+ default:
+ ERR("Not supported command: 0x%x\n", offset);
+ break;
+ }
+}
+
+static const MemoryRegionOps maru_camera_mmio_ops = {
+ .old_mmio = {
+ .read = {
+ marucam_mmio_read,
+ marucam_mmio_read,
+ marucam_mmio_read,
+ },
+ .write = {
+ marucam_mmio_write,
+ marucam_mmio_write,
+ marucam_mmio_write,
+ },
+ },
+ .endianness = DEVICE_LITTLE_ENDIAN,
+};
+
+/*
+ * QEMU bottom half funtion
+ */
+static void marucam_tx_bh(void *opaque)
+{
+ MaruCamState *state = (MaruCamState *)opaque;
+
+ qemu_mutex_lock(&state->thread_mutex);
+ if (state->isr) {
+ pci_set_irq(&state->dev, 1);
+ }
+ qemu_mutex_unlock(&state->thread_mutex);
+}
+
+/*
+ * Initialization function
+ */
+
+static int marucam_initfn(PCIDevice *dev)
+{
+ MaruCamState *s = DO_UPCAST(MaruCamState, dev, dev);
+ uint8_t *pci_conf = s->dev.config;
+
+ /* Check available webcam
+ * If there is not one, you can't use the camera.
+ */
+ if (!marucam_device_check(1)) {
+ s->initialized = false;
+ ERR("Failed to check the camera device, "
+ "You can *not* use the camera\n");
+ return 0;
+ }
+
+ pci_config_set_interrupt_pin(pci_conf, 0x03);
+
-
- memory_region_destroy(&s->vram);
- memory_region_destroy(&s->mmio);
++ memory_region_init_ram(&s->vram, OBJECT(s), "marucamera.ram", MARUCAM_MEM_SIZE,
++ &error_abort);
+ s->vaddr = memory_region_get_ram_ptr(&s->vram);
+ memset(s->vaddr, 0, MARUCAM_MEM_SIZE);
+
+ memory_region_init_io(&s->mmio, OBJECT(s),
+ &maru_camera_mmio_ops,
+ s,
+ "maru-camera-mmio",
+ MARUCAM_REG_SIZE);
+
+ pci_register_bar(&s->dev, 0, PCI_BASE_ADDRESS_MEM_PREFETCH, &s->vram);
+ pci_register_bar(&s->dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio);
+
+ /* for worker thread */
+ s->param = (MaruCamParam *)g_malloc0(sizeof(MaruCamParam));
+ qemu_cond_init(&s->thread_cond);
+ qemu_mutex_init(&s->thread_mutex);
+
+ marucam_device_init(s);
+
+ s->tx_bh = qemu_bh_new(marucam_tx_bh, s);
+ s->initialized = true;
+ INFO("initialize maru-camera device\n");
+
+ return 0;
+}
+
+/*
+ * Termination function
+ */
+static void marucam_exitfn(PCIDevice *pci_dev)
+{
+ MaruCamState *s =
+ OBJECT_CHECK(MaruCamState, pci_dev, MARU_PCI_CAMERA_DEVICE_NAME);
+
+ if (s->initialized) {
+ marucam_device_exit(s);
+ g_free(s->param);
+ qemu_cond_destroy(&s->thread_cond);
+ qemu_mutex_destroy(&s->thread_mutex);
+ }
+
+ INFO("finalize maru-camera device\n");
+}
+
+static void marucam_resetfn(DeviceState *d)
+{
+ MaruCamState *s = (MaruCamState *)d;
+
+ if (s->initialized) {
+ marucam_device_close(s);
+ qemu_mutex_lock(&s->thread_mutex);
+ s->isr = s->streamon = s->req_frame = s->buf_size = 0;
+ qemu_mutex_unlock(&s->thread_mutex);
+ memset(s->vaddr, 0, MARUCAM_MEM_SIZE);
+ memset(s->param, 0x00, sizeof(MaruCamParam));
+ INFO("reset maru-camera device\n");
+ }
+}
+
+int maru_camera_pci_init(PCIBus *bus)
+{
+ pci_create_simple(bus, -1, MARU_PCI_CAMERA_DEVICE_NAME);
+ return 0;
+}
+
+static void maru_camera_pci_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+
+ k->init = marucam_initfn;
+ k->exit = marucam_exitfn;
+ k->vendor_id = PCI_VENDOR_ID_TIZEN;
+ k->device_id = PCI_DEVICE_ID_VIRTUAL_CAMERA;
+ k->class_id = PCI_CLASS_OTHERS;
+ dc->reset = marucam_resetfn;
+ dc->desc = "MARU Virtual Camera device for Tizen emulator";
+}
+
+static TypeInfo maru_camera_info = {
+ .name = MARU_PCI_CAMERA_DEVICE_NAME,
+ .parent = TYPE_PCI_DEVICE,
+ .instance_size = sizeof(MaruCamState),
+ .class_init = maru_camera_pci_class_init,
+};
+
+static void maru_camera_pci_register_types(void)
+{
+ type_register_static(&maru_camera_info);
+}
+
+type_init(maru_camera_pci_register_types)
#include "qmp-commands.h"
#include "sysemu/char.h"
#include "trace.h"
+ #include "exec/memory.h"
+#ifdef SDL_THREAD
+extern QemuMutex sdl_mutex;
+#endif
+
#define DEFAULT_BACKSCROLL 512
- #define MAX_CONSOLES 12
#define CONSOLE_CURSOR_PERIOD 500
typedef struct TextAttributes {
}
dcl->ops->dpy_gfx_switch(dcl, dummy);
}
+
+#ifdef SDL_THREAD
+ qemu_mutex_unlock(&sdl_mutex);
+#endif
}
+ text_console_update_cursor(NULL);
}
void update_displaychangelistener(DisplayChangeListener *dcl,
#include "qapi/qmp/qjson.h"
#include "qemu/notify.h"
#include "migration/migration.h"
- #include "monitor/monitor.h"
#include "hw/hw.h"
#include "ui/spice-display.h"
+ #include "qapi-event.h"
+#ifdef CONFIG_MARU
+extern int get_emul_spice_port(void);
+#endif
+
/* core bits */
static SpiceServer *spice_server;
return ptr;
}
+ void *qemu_memalign(size_t alignment, size_t size)
+ {
+ return qemu_oom_check(qemu_try_memalign(alignment, size));
+ }
+
+#ifdef CONFIG_MARU
+void *preallocated_ram_ptr = NULL;
+int preallocated_ram_size = -1;
+#endif
++
/* alloc shared memory pages */
- void *qemu_anon_ram_alloc(size_t size)
+ void *qemu_anon_ram_alloc(size_t size, uint64_t *alignment)
{
+#ifdef CONFIG_MARU
+ if (size == preallocated_ram_size && preallocated_ram_ptr) {
+ void *ptr = preallocated_ram_ptr;
+ preallocated_ram_ptr = NULL;
+ preallocated_ram_size = -1;
+ return ptr;
+ }
+#endif
size_t align = QEMU_VMALLOC_ALIGN;
size_t total = size + align - getpagesize();
void *ptr = mmap(0, total, PROT_READ | PROT_WRITE,
return ptr;
}
- void *qemu_anon_ram_alloc(size_t size)
+ void *qemu_memalign(size_t alignment, size_t size)
+ {
+ return qemu_oom_check(qemu_try_memalign(alignment, size));
+ }
+
+#ifdef CONFIG_MARU
+void *preallocated_ram_ptr = NULL;
+int preallocated_ram_size = -1;
+#endif
++
+ void *qemu_anon_ram_alloc(size_t size, uint64_t *align)
{
void *ptr;
#include "ui/qemu-spice.h"
#include "qapi/string-input-visitor.h"
+ #include "qapi/opts-visitor.h"
#include "qom/object_interfaces.h"
+ #include "qapi-event.h"
+#ifdef CONFIG_MARU
+#include "tizen/src/emulator.h"
+#include "tizen/src/util/maru_err_table.h"
+#include "tizen/src/emul_state.h"
+#include "tizen/src/display/maru_display.h"
+#include "tizen/src/skin/maruskin_operation.h"
+#include "tizen/src/ecs/ecs.h"
+#endif
+
#define DEFAULT_RAM_SIZE 128
#define MAX_VIRTIO_CONSOLES 1
exit(0);
}
- preallocated_ram_ptr = qemu_anon_ram_alloc(ram_size);
+#if defined(CONFIG_MARU)
++ preallocated_ram_ptr = qemu_anon_ram_alloc(ram_size, NULL);
+ if (preallocated_ram_ptr) {
+ preallocated_ram_size = ram_size;
+ }
+
+ kernel_cmdline = qemu_opt_get(qemu_get_machine_opts(), "append");
+ // Returned variable points different address from input variable.
+ kernel_cmdline = prepare_maru(kernel_cmdline);
+ qemu_opt_set(qemu_get_machine_opts(), "append", kernel_cmdline);
+#endif
+
/* Open the logfile at this point, if necessary. We can't open the logfile
* when encountering either of the logging options (-d or -D) because the
* other one may be encountered later on the command line, changing the
qemu_spice_init();
#endif
- if (icount_option && (kvm_enabled() || xen_enabled() || hax_enabled())) {
- fprintf(stderr, "-icount is not allowed with kvm or xen\n");
- exit(1);
+ cpu_ticks_init();
+ if (icount_opts) {
- if (kvm_enabled() || xen_enabled()) {
++ if (kvm_enabled() || xen_enabled() || hax_enabled()) {
+ fprintf(stderr, "-icount is not allowed with kvm or xen\n");
+ exit(1);
+ }
+ configure_icount(icount_opts, &error_abort);
+ qemu_opts_del(icount_opts);
}
- configure_icount(icount_option);
/* clean up network at qemu process termination */
atexit(&net_cleanup);
qdev_machine_init();
- QEMUMachineInitArgs args = { .machine = machine,
- .ram_size = ram_size,
- .boot_order = boot_order,
- .kernel_filename = kernel_filename,
- .kernel_cmdline = kernel_cmdline,
- .initrd_filename = initrd_filename,
- .cpu_model = cpu_model };
+ current_machine->ram_size = ram_size;
+ current_machine->maxram_size = maxram_size;
+ current_machine->ram_slots = ram_slots;
+ current_machine->boot_order = boot_order;
+ current_machine->cpu_model = cpu_model;
- current_machine->init_args = args;
- machine->init(¤t_machine->init_args);
+ machine_class->init(current_machine);
+
+ realtime_init();
+ // TODO: Check about it...
audio_init();
cpu_synchronize_all_post_init();
if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
exit(1);
+#ifdef CONFIG_VIGS
+ // To support legacy VIGS options
+ if (enable_vigs) {
+ PCIBus *pci_bus = (PCIBus *) object_resolve_path_type("", TYPE_PCI_BUS, NULL);
+ PCIDevice *pci_dev = pci_create(pci_bus, -1, "vigs");
+ if (vigs_backend) {
+ qdev_prop_set_string(&pci_dev->qdev, "backend", vigs_backend);
+ } else {
+ qdev_prop_set_string(&pci_dev->qdev, "backend", "gl");
+ }
+ qdev_prop_set_string(&pci_dev->qdev, "wsi", "wsi0");
+ qdev_init_nofail(&pci_dev->qdev);
+ }
+#endif
+#ifdef CONFIG_YAGL
+ // To support legacy YaGL options
+ if (yagl_enabled()) {
+ PCIBus *pci_bus = (PCIBus *) object_resolve_path_type("", TYPE_PCI_BUS, NULL);
+ PCIDevice *pci_dev = pci_create(pci_bus, -1, "yagl");
+ if (enable_vigs) {
+ qdev_prop_set_string(&pci_dev->qdev, "wsi", "wsi0");
+ }
+ qdev_init_nofail(&pci_dev->qdev);
+ }
+#endif
+
+ /* Did we create any drives that we failed to create a device for? */
+ drive_check_orphaned();
+
net_check_clients();
ds = init_displaystate();