#include "hw/pci/pci_bus.h"
#include "hw/nvram/fw_cfg.h"
#include "hw/timer/hpet.h"
-#include "hw/i386/smbios.h"
+#include "hw/smbios/smbios.h"
#include "hw/loader.h"
#include "elf.h"
#include "multiboot.h"
#include "qemu/error-report.h"
#include "hw/acpi/acpi.h"
#include "hw/acpi/cpu_hotplug.h"
-#include "hw/cpu/icc_bus.h"
#include "hw/boards.h"
#include "hw/pci/pci_host.h"
#include "acpi-build.h"
qemu_unregister_reset(pc_cmos_init_late, opaque);
}
-void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size,
- const char *boot_device, MachineState *machine,
+void pc_cmos_init(PCMachineState *pcms,
BusState *idebus0, BusState *idebus1,
ISADevice *s)
{
int val;
static pc_cmos_init_late_arg arg;
- PCMachineState *pc_machine = PC_MACHINE(machine);
Error *local_err = NULL;
/* various important CMOS locations needed by PC/Bochs bios */
/* memory size */
/* base memory (first MiB) */
- val = MIN(ram_size / 1024, 640);
+ val = MIN(pcms->below_4g_mem_size / 1024, 640);
rtc_set_memory(s, 0x15, val);
rtc_set_memory(s, 0x16, val >> 8);
/* extended memory (next 64MiB) */
- if (ram_size > 1024 * 1024) {
- val = (ram_size - 1024 * 1024) / 1024;
+ if (pcms->below_4g_mem_size > 1024 * 1024) {
+ val = (pcms->below_4g_mem_size - 1024 * 1024) / 1024;
} else {
val = 0;
}
rtc_set_memory(s, 0x30, val);
rtc_set_memory(s, 0x31, val >> 8);
/* memory between 16MiB and 4GiB */
- if (ram_size > 16 * 1024 * 1024) {
- val = (ram_size - 16 * 1024 * 1024) / 65536;
+ if (pcms->below_4g_mem_size > 16 * 1024 * 1024) {
+ val = (pcms->below_4g_mem_size - 16 * 1024 * 1024) / 65536;
} else {
val = 0;
}
rtc_set_memory(s, 0x34, val);
rtc_set_memory(s, 0x35, val >> 8);
/* memory above 4GiB */
- val = above_4g_mem_size / 65536;
+ val = pcms->above_4g_mem_size / 65536;
rtc_set_memory(s, 0x5b, val);
rtc_set_memory(s, 0x5c, val >> 8);
rtc_set_memory(s, 0x5d, val >> 16);
/* set the number of CPU */
rtc_set_memory(s, 0x5f, smp_cpus - 1);
- object_property_add_link(OBJECT(machine), "rtc_state",
+ object_property_add_link(OBJECT(pcms), "rtc_state",
TYPE_ISA_DEVICE,
- (Object **)&pc_machine->rtc,
+ (Object **)&pcms->rtc,
object_property_allow_set_link,
OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort);
- object_property_set_link(OBJECT(machine), OBJECT(s),
+ object_property_set_link(OBJECT(pcms), OBJECT(s),
"rtc_state", &error_abort);
- set_boot_dev(s, boot_device, &local_err);
+ set_boot_dev(s, MACHINE(pcms)->boot_order, &local_err);
if (local_err) {
error_report_err(local_err);
exit(1);
return x86_cpu_apic_id_from_index(max_cpus - 1) + 1;
}
-static FWCfgState *bochs_bios_init(void)
+static void pc_build_smbios(FWCfgState *fw_cfg)
{
- FWCfgState *fw_cfg;
uint8_t *smbios_tables, *smbios_anchor;
size_t smbios_tables_len, smbios_anchor_len;
+ struct smbios_phys_mem_area *mem_array;
+ unsigned i, array_count;
+
+ smbios_tables = smbios_get_table_legacy(&smbios_tables_len);
+ if (smbios_tables) {
+ fw_cfg_add_bytes(fw_cfg, FW_CFG_SMBIOS_ENTRIES,
+ smbios_tables, smbios_tables_len);
+ }
+
+ /* build the array of physical mem area from e820 table */
+ mem_array = g_malloc0(sizeof(*mem_array) * e820_get_num_entries());
+ for (i = 0, array_count = 0; i < e820_get_num_entries(); i++) {
+ uint64_t addr, len;
+
+ if (e820_get_entry(i, E820_RAM, &addr, &len)) {
+ mem_array[array_count].address = addr;
+ mem_array[array_count].length = len;
+ array_count++;
+ }
+ }
+ smbios_get_tables(mem_array, array_count,
+ &smbios_tables, &smbios_tables_len,
+ &smbios_anchor, &smbios_anchor_len);
+ g_free(mem_array);
+
+ if (smbios_anchor) {
+ fw_cfg_add_file(fw_cfg, "etc/smbios/smbios-tables",
+ smbios_tables, smbios_tables_len);
+ fw_cfg_add_file(fw_cfg, "etc/smbios/smbios-anchor",
+ smbios_anchor, smbios_anchor_len);
+ }
+}
+
+static FWCfgState *bochs_bios_init(AddressSpace *as)
+{
+ FWCfgState *fw_cfg;
uint64_t *numa_fw_cfg;
int i, j;
unsigned int apic_id_limit = pc_apic_id_limit(max_cpus);
- fw_cfg = fw_cfg_init_io(BIOS_CFG_IOPORT);
+ fw_cfg = fw_cfg_init_io_dma(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 4, as);
+
/* FW_CFG_MAX_CPUS is a bit confusing/problematic on x86:
*
* SeaBIOS needs FW_CFG_MAX_CPUS for CPU hotplug, but the CPU hotplug
acpi_tables, acpi_tables_len);
fw_cfg_add_i32(fw_cfg, FW_CFG_IRQ0_OVERRIDE, kvm_allows_irq0_override());
- smbios_tables = smbios_get_table_legacy(&smbios_tables_len);
- if (smbios_tables) {
- fw_cfg_add_bytes(fw_cfg, FW_CFG_SMBIOS_ENTRIES,
- smbios_tables, smbios_tables_len);
- }
-
- smbios_get_tables(&smbios_tables, &smbios_tables_len,
- &smbios_anchor, &smbios_anchor_len);
- if (smbios_anchor) {
- fw_cfg_add_file(fw_cfg, "etc/smbios/smbios-tables",
- smbios_tables, smbios_tables_len);
- fw_cfg_add_file(fw_cfg, "etc/smbios/smbios-anchor",
- smbios_anchor, smbios_anchor_len);
- }
+ pc_build_smbios(fw_cfg);
fw_cfg_add_bytes(fw_cfg, FW_CFG_E820_TABLE,
&e820_reserve, sizeof(e820_reserve));
return size;
}
-static void load_linux(FWCfgState *fw_cfg,
- const char *kernel_filename,
- const char *initrd_filename,
- const char *kernel_cmdline,
- hwaddr max_ram_size)
+static void load_linux(PCMachineState *pcms,
+ FWCfgState *fw_cfg)
{
uint16_t protocol;
int setup_size, kernel_size, initrd_size = 0, cmdline_size;
hwaddr real_addr, prot_addr, cmdline_addr, initrd_addr = 0;
FILE *f;
char *vmode;
+ MachineState *machine = MACHINE(pcms);
+ const char *kernel_filename = machine->kernel_filename;
+ const char *initrd_filename = machine->initrd_filename;
+ const char *kernel_cmdline = machine->kernel_cmdline;
/* Align to 16 bytes as a paranoia measure */
cmdline_size = (strlen(kernel_cmdline)+16) & ~15;
initrd_max = 0x37ffffff;
}
- if (initrd_max >= max_ram_size - acpi_data_size) {
- initrd_max = max_ram_size - acpi_data_size - 1;
+ if (initrd_max >= pcms->below_4g_mem_size - acpi_data_size) {
+ initrd_max = pcms->below_4g_mem_size - acpi_data_size - 1;
}
fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_ADDR, cmdline_addr);
setup_size = 4;
}
setup_size = (setup_size+1)*512;
+ if (setup_size > kernel_size) {
+ fprintf(stderr, "qemu: invalid kernel header\n");
+ exit(1);
+ }
kernel_size -= setup_size;
setup = g_malloc(setup_size);
}
static X86CPU *pc_new_cpu(const char *cpu_model, int64_t apic_id,
- DeviceState *icc_bridge, Error **errp)
+ Error **errp)
{
X86CPU *cpu = NULL;
Error *local_err = NULL;
- if (icc_bridge == NULL) {
- error_setg(&local_err, "Invalid icc-bridge value");
- goto out;
- }
-
cpu = cpu_x86_create(cpu_model, &local_err);
if (local_err != NULL) {
goto out;
}
- qdev_set_parent_bus(DEVICE(cpu), qdev_get_child_bus(icc_bridge, "icc"));
-
object_property_set_int(OBJECT(cpu), apic_id, "apic-id", &local_err);
object_property_set_bool(OBJECT(cpu), true, "realized", &local_err);
return cpu;
}
-static const char *current_cpu_model;
-
void pc_hot_add_cpu(const int64_t id, Error **errp)
{
- DeviceState *icc_bridge;
X86CPU *cpu;
+ MachineState *machine = MACHINE(qdev_get_machine());
int64_t apic_id = x86_cpu_apic_id_from_index(id);
Error *local_err = NULL;
return;
}
- icc_bridge = DEVICE(object_resolve_path_type("icc-bridge",
- TYPE_ICC_BRIDGE, NULL));
- cpu = pc_new_cpu(current_cpu_model, apic_id, icc_bridge, &local_err);
+ cpu = pc_new_cpu(machine->cpu_model, apic_id, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
object_unref(OBJECT(cpu));
}
-void pc_cpus_init(const char *cpu_model, DeviceState *icc_bridge)
+void pc_cpus_init(PCMachineState *pcms)
{
int i;
X86CPU *cpu = NULL;
+ MachineState *machine = MACHINE(pcms);
Error *error = NULL;
unsigned long apic_id_limit;
/* init CPUs */
- if (cpu_model == NULL) {
+ if (machine->cpu_model == NULL) {
#ifdef TARGET_X86_64
- cpu_model = "qemu64";
+ machine->cpu_model = "qemu64";
#else
- cpu_model = "qemu32";
+ machine->cpu_model = "qemu32";
#endif
}
- current_cpu_model = cpu_model;
apic_id_limit = pc_apic_id_limit(max_cpus);
if (apic_id_limit > ACPI_CPU_HOTPLUG_ID_LIMIT) {
}
for (i = 0; i < smp_cpus; i++) {
- cpu = pc_new_cpu(cpu_model, x86_cpu_apic_id_from_index(i),
- icc_bridge, &error);
+ cpu = pc_new_cpu(machine->cpu_model, x86_cpu_apic_id_from_index(i),
+ &error);
if (error) {
error_report_err(error);
exit(1);
object_unref(OBJECT(cpu));
}
- /* map APIC MMIO area if CPU has APIC */
- if (cpu && cpu->apic_state) {
- /* XXX: what if the base changes? */
- sysbus_mmio_map_overlap(SYS_BUS_DEVICE(icc_bridge), 0,
- APIC_DEFAULT_ADDRESS, 0x1000);
- }
-
/* tell smbios about cpuid version and features */
smbios_set_cpuid(cpu->env.cpuid_version, cpu->env.features[FEAT_1_EDX]);
}
acpi_setup(&guest_info_state->info);
}
-PcGuestInfo *pc_guest_info_init(ram_addr_t below_4g_mem_size,
- ram_addr_t above_4g_mem_size)
+PcGuestInfo *pc_guest_info_init(PCMachineState *pcms)
{
PcGuestInfoState *guest_info_state = g_malloc0(sizeof *guest_info_state);
PcGuestInfo *guest_info = &guest_info_state->info;
int i, j;
- guest_info->ram_size_below_4g = below_4g_mem_size;
- guest_info->ram_size = below_4g_mem_size + above_4g_mem_size;
+ guest_info->ram_size_below_4g = pcms->below_4g_mem_size;
+ guest_info->ram_size = pcms->below_4g_mem_size + pcms->above_4g_mem_size;
guest_info->apic_id_limit = pc_apic_id_limit(max_cpus);
guest_info->apic_xrupt_override = kvm_allows_irq0_override();
guest_info->numa_nodes = nb_numa_nodes;
}
}
-FWCfgState *xen_load_linux(const char *kernel_filename,
- const char *kernel_cmdline,
- const char *initrd_filename,
- ram_addr_t below_4g_mem_size,
+FWCfgState *xen_load_linux(PCMachineState *pcms,
PcGuestInfo *guest_info)
{
int i;
FWCfgState *fw_cfg;
- assert(kernel_filename != NULL);
+ assert(MACHINE(pcms)->kernel_filename != NULL);
fw_cfg = fw_cfg_init_io(BIOS_CFG_IOPORT);
rom_set_fw(fw_cfg);
- load_linux(fw_cfg, kernel_filename, initrd_filename,
- kernel_cmdline, below_4g_mem_size);
+ load_linux(pcms, fw_cfg);
for (i = 0; i < nb_option_roms; i++) {
assert(!strcmp(option_rom[i].name, "linuxboot.bin") ||
!strcmp(option_rom[i].name, "multiboot.bin"));
return fw_cfg;
}
-FWCfgState *pc_memory_init(MachineState *machine,
+FWCfgState *pc_memory_init(PCMachineState *pcms,
MemoryRegion *system_memory,
- ram_addr_t below_4g_mem_size,
- ram_addr_t above_4g_mem_size,
MemoryRegion *rom_memory,
MemoryRegion **ram_memory,
PcGuestInfo *guest_info)
MemoryRegion *ram, *option_rom_mr;
MemoryRegion *ram_below_4g, *ram_above_4g;
FWCfgState *fw_cfg;
- PCMachineState *pcms = PC_MACHINE(machine);
+ MachineState *machine = MACHINE(pcms);
- assert(machine->ram_size == below_4g_mem_size + above_4g_mem_size);
+ assert(machine->ram_size == pcms->below_4g_mem_size +
+ pcms->above_4g_mem_size);
linux_boot = (machine->kernel_filename != NULL);
*ram_memory = ram;
ram_below_4g = g_malloc(sizeof(*ram_below_4g));
memory_region_init_alias(ram_below_4g, NULL, "ram-below-4g", ram,
- 0, below_4g_mem_size);
+ 0, pcms->below_4g_mem_size);
memory_region_add_subregion(system_memory, 0, ram_below_4g);
- e820_add_entry(0, below_4g_mem_size, E820_RAM);
- if (above_4g_mem_size > 0) {
+ e820_add_entry(0, pcms->below_4g_mem_size, E820_RAM);
+ if (pcms->above_4g_mem_size > 0) {
ram_above_4g = g_malloc(sizeof(*ram_above_4g));
memory_region_init_alias(ram_above_4g, NULL, "ram-above-4g", ram,
- below_4g_mem_size, above_4g_mem_size);
+ pcms->below_4g_mem_size,
+ pcms->above_4g_mem_size);
memory_region_add_subregion(system_memory, 0x100000000ULL,
ram_above_4g);
- e820_add_entry(0x100000000ULL, above_4g_mem_size, E820_RAM);
+ e820_add_entry(0x100000000ULL, pcms->above_4g_mem_size, E820_RAM);
}
if (!guest_info->has_reserved_memory &&
}
pcms->hotplug_memory.base =
- ROUND_UP(0x100000000ULL + above_4g_mem_size, 1ULL << 30);
+ ROUND_UP(0x100000000ULL + pcms->above_4g_mem_size, 1ULL << 30);
if (pcms->enforce_aligned_dimm) {
/* size hotplug region assuming 1G page max alignment per slot */
option_rom_mr = g_malloc(sizeof(*option_rom_mr));
memory_region_init_ram(option_rom_mr, NULL, "pc.rom", PC_ROM_SIZE,
- &error_abort);
+ &error_fatal);
vmstate_register_ram_global(option_rom_mr);
memory_region_add_subregion_overlap(rom_memory,
PC_ROM_MIN_VGA,
option_rom_mr,
1);
- fw_cfg = bochs_bios_init();
+ fw_cfg = bochs_bios_init(&address_space_memory);
+
rom_set_fw(fw_cfg);
if (guest_info->has_reserved_memory && pcms->hotplug_memory.base) {
uint64_t *val = g_malloc(sizeof(*val));
- *val = cpu_to_le64(ROUND_UP(pcms->hotplug_memory.base, 0x1ULL << 30));
+ PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
+ uint64_t res_mem_end = pcms->hotplug_memory.base;
+
+ if (!pcmc->broken_reserved_end) {
+ res_mem_end += memory_region_size(&pcms->hotplug_memory.mr);
+ }
+ *val = cpu_to_le64(ROUND_UP(res_mem_end, 0x1ULL << 30));
fw_cfg_add_file(fw_cfg, "etc/reserved-memory-end", val, sizeof(*val));
}
if (linux_boot) {
- load_linux(fw_cfg, machine->kernel_filename, machine->initrd_filename,
- machine->kernel_cmdline, below_4g_mem_size);
+ load_linux(pcms, fw_cfg);
}
for (i = 0; i < nb_option_roms; i++) {
return dev;
}
-static void cpu_request_exit(void *opaque, int irq, int level)
-{
- CPUState *cpu = current_cpu;
-
- if (cpu && level) {
- cpu_exit(cpu);
- }
-}
-
static const MemoryRegionOps ioport80_io_ops = {
.write = ioport80_write,
.read = ioport80_read,
qemu_irq rtc_irq = NULL;
qemu_irq *a20_line;
ISADevice *i8042, *port92, *vmmouse, *pit = NULL;
- qemu_irq *cpu_exit_irq;
MemoryRegion *ioport80_io = g_new(MemoryRegion, 1);
MemoryRegion *ioportF0_io = g_new(MemoryRegion, 1);
port92 = isa_create_simple(isa_bus, "port92");
port92_init(port92, &a20_line[1]);
- cpu_exit_irq = qemu_allocate_irqs(cpu_request_exit, NULL, 1);
- DMA_init(0, cpu_exit_irq);
+ DMA_init(0);
for(i = 0; i < MAX_FD; i++) {
fd[i] = drive_get(IF_FLOPPY, 0, i);
return;
}
if (value > (1ULL << 32)) {
- error_set(&error, ERROR_CLASS_GENERIC_ERROR,
- "Machine option 'max-ram-below-4g=%"PRIu64
- "' expects size less than or equal to 4G", value);
+ error_setg(&error,
+ "Machine option 'max-ram-below-4g=%"PRIu64
+ "' expects size less than or equal to 4G", value);
error_propagate(errp, error);
return;
}
object_property_add(obj, PC_MACHINE_MEMHP_REGION_SIZE, "int",
pc_machine_get_hotplug_memory_region_size,
- NULL, NULL, NULL, NULL);
+ NULL, NULL, NULL, &error_abort);
pcms->max_ram_below_4g = 1ULL << 32; /* 4G */
object_property_add(obj, PC_MACHINE_MAX_RAM_BELOW_4G, "size",
pc_machine_get_max_ram_below_4g,
pc_machine_set_max_ram_below_4g,
- NULL, NULL, NULL);
+ NULL, NULL, &error_abort);
object_property_set_description(obj, PC_MACHINE_MAX_RAM_BELOW_4G,
"Maximum ram below the 4G boundary (32bit boundary)",
- NULL);
+ &error_abort);
pcms->smm = ON_OFF_AUTO_AUTO;
object_property_add(obj, PC_MACHINE_SMM, "OnOffAuto",
pc_machine_get_smm,
pc_machine_set_smm,
- NULL, NULL, NULL);
+ NULL, NULL, &error_abort);
object_property_set_description(obj, PC_MACHINE_SMM,
"Enable SMM (pc & q35)",
- NULL);
+ &error_abort);
pcms->vmport = ON_OFF_AUTO_AUTO;
object_property_add(obj, PC_MACHINE_VMPORT, "OnOffAuto",
pc_machine_get_vmport,
pc_machine_set_vmport,
- NULL, NULL, NULL);
+ NULL, NULL, &error_abort);
object_property_set_description(obj, PC_MACHINE_VMPORT,
"Enable vmport (pc & q35)",
- NULL);
+ &error_abort);
pcms->enforce_aligned_dimm = true;
object_property_add_bool(obj, PC_MACHINE_ENFORCE_ALIGNED_DIMM,
pc_machine_get_aligned_dimm,
- NULL, NULL);
+ NULL, &error_abort);
+}
+
+static void pc_machine_reset(void)
+{
+ CPUState *cs;
+ X86CPU *cpu;
+
+ qemu_devices_reset();
+
+ /* Reset APIC after devices have been reset to cancel
+ * any changes that qemu_devices_reset() might have done.
+ */
+ CPU_FOREACH(cs) {
+ cpu = X86_CPU(cs);
+
+ if (cpu->apic_state) {
+ device_reset(cpu->apic_state);
+ }
+ }
}
static unsigned pc_cpu_index_to_socket_id(unsigned cpu_index)
{
- unsigned pkg_id, core_id, smt_id;
+ X86CPUTopoInfo topo;
x86_topo_ids_from_idx(smp_cores, smp_threads, cpu_index,
- &pkg_id, &core_id, &smt_id);
- return pkg_id;
+ &topo);
+ return topo.pkg_id;
}
static void pc_machine_class_init(ObjectClass *oc, void *data)
pcmc->get_hotplug_handler = mc->get_hotplug_handler;
mc->get_hotplug_handler = pc_get_hotpug_handler;
mc->cpu_index_to_socket_id = pc_cpu_index_to_socket_id;
+ mc->default_boot_order = "cad";
+ mc->hot_add_cpu = pc_hot_add_cpu;
+ mc->max_cpus = 255;
+ mc->reset = pc_machine_reset;
hc->plug = pc_machine_device_plug_cb;
hc->unplug_request = pc_machine_device_unplug_request_cb;
hc->unplug = pc_machine_device_unplug_cb;
projects / sdk / emulator / qemu.git / blobdiff