+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2010
* Texas Instruments, <www.ti.com>
*
* Aneesh V <aneesh@ti.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
+#include <bloblist.h>
#include <binman_sym.h>
#include <dm.h>
+#include <handoff.h>
#include <spl.h>
#include <asm/u-boot.h>
#include <nand.h>
#include <dm/root.h>
#include <linux/compiler.h>
#include <fdt_support.h>
+#include <bootcount.h>
DECLARE_GLOBAL_DATA_PTR;
u32 *boot_params_ptr = NULL;
/* See spl.h for information about this */
-binman_sym_declare(ulong, u_boot_any, pos);
+binman_sym_declare(ulong, u_boot_any, image_pos);
/* Define board data structure */
static bd_t bdata __attribute__ ((section(".data")));
*/
__weak void show_boot_progress(int val) {}
+#if defined(CONFIG_SPL_OS_BOOT) || CONFIG_IS_ENABLED(HANDOFF)
+/* weak, default platform-specific function to initialize dram banks */
+__weak int dram_init_banksize(void)
+{
+ return 0;
+}
+#endif
+
/*
* Default function to determine if u-boot or the OS should
* be started. This implementation always returns 1.
#ifdef CONFIG_SPL_OS_BOOT
__weak int spl_start_uboot(void)
{
- puts("SPL: Please implement spl_start_uboot() for your board\n");
- puts("SPL: Direct Linux boot not active!\n");
+ puts(SPL_TPL_PROMPT
+ "Please implement spl_start_uboot() for your board\n");
+ puts(SPL_TPL_PROMPT "Direct Linux boot not active!\n");
return 1;
}
-/* weak default platform specific function to initialize
- * dram banks
- */
-__weak int dram_init_banksize(void)
-{
- return 0;
-}
-
/*
* Weak default function for arch specific zImage check. Return zero
* and fill start and end address if image is recognized.
}
#endif
+/* Weak default function for arch/board-specific fixups to the spl_image_info */
+void __weak spl_perform_fixups(struct spl_image_info *spl_image)
+{
+}
+
void spl_fixup_fdt(void)
{
#if defined(CONFIG_SPL_OF_LIBFDT) && defined(CONFIG_SYS_SPL_ARGS_ADDR)
/* fixup the memory dt node */
err = fdt_shrink_to_minimum(fdt_blob, 0);
if (err == 0) {
- printf("spl: fdt_shrink_to_minimum err - %d\n", err);
+ printf(SPL_TPL_PROMPT "fdt_shrink_to_minimum err - %d\n", err);
return;
}
err = arch_fixup_fdt(fdt_blob);
if (err) {
- printf("spl: arch_fixup_fdt err - %d\n", err);
+ printf(SPL_TPL_PROMPT "arch_fixup_fdt err - %d\n", err);
return;
}
#endif
/* Nothing to do! */
}
+__weak struct image_header *spl_get_load_buffer(ssize_t offset, size_t size)
+{
+ return (struct image_header *)(CONFIG_SYS_TEXT_BASE + offset);
+}
+
void spl_set_header_raw_uboot(struct spl_image_info *spl_image)
{
- ulong u_boot_pos = binman_sym(ulong, u_boot_any, pos);
+ ulong u_boot_pos = binman_sym(ulong, u_boot_any, image_pos);
spl_image->size = CONFIG_SYS_MONITOR_LEN;
- if (u_boot_pos != BINMAN_SYM_MISSING) {
- /* biman does not support separate entry addresses at present */
+
+ /*
+ * Binman error cases: address of the end of the previous region or the
+ * start of the image's entry area (usually 0) if there is no previous
+ * region.
+ */
+ if (u_boot_pos && u_boot_pos != BINMAN_SYM_MISSING) {
+ /* Binman does not support separated entry addresses */
spl_image->entry_point = u_boot_pos;
spl_image->load_addr = u_boot_pos;
} else {
spl_image->name = "U-Boot";
}
+#ifdef CONFIG_SPL_LOAD_FIT_FULL
+/* Parse and load full fitImage in SPL */
+static int spl_load_fit_image(struct spl_image_info *spl_image,
+ const struct image_header *header)
+{
+ bootm_headers_t images;
+ const char *fit_uname_config = NULL;
+ const char *fit_uname_fdt = FIT_FDT_PROP;
+ const char *uname;
+ ulong fw_data = 0, dt_data = 0, img_data = 0;
+ ulong fw_len = 0, dt_len = 0, img_len = 0;
+ int idx, conf_noffset;
+ int ret;
+
+#ifdef CONFIG_SPL_FIT_SIGNATURE
+ images.verify = 1;
+#endif
+ ret = fit_image_load(&images, (ulong)header,
+ NULL, &fit_uname_config,
+ IH_ARCH_DEFAULT, IH_TYPE_STANDALONE, -1,
+ FIT_LOAD_REQUIRED, &fw_data, &fw_len);
+ if (ret < 0)
+ return ret;
+
+ spl_image->size = fw_len;
+ spl_image->entry_point = fw_data;
+ spl_image->load_addr = fw_data;
+ spl_image->os = IH_OS_U_BOOT;
+ spl_image->name = "U-Boot";
+
+ debug(SPL_TPL_PROMPT "payload image: %32s load addr: 0x%lx size: %d\n",
+ spl_image->name, spl_image->load_addr, spl_image->size);
+
+#ifdef CONFIG_SPL_FIT_SIGNATURE
+ images.verify = 1;
+#endif
+ fit_image_load(&images, (ulong)header,
+ &fit_uname_fdt, &fit_uname_config,
+ IH_ARCH_DEFAULT, IH_TYPE_FLATDT, -1,
+ FIT_LOAD_OPTIONAL, &dt_data, &dt_len);
+
+ conf_noffset = fit_conf_get_node((const void *)header,
+ fit_uname_config);
+ if (conf_noffset <= 0)
+ return 0;
+
+ for (idx = 0;
+ uname = fdt_stringlist_get((const void *)header, conf_noffset,
+ FIT_LOADABLE_PROP, idx,
+ NULL), uname;
+ idx++)
+ {
+#ifdef CONFIG_SPL_FIT_SIGNATURE
+ images.verify = 1;
+#endif
+ ret = fit_image_load(&images, (ulong)header,
+ &uname, &fit_uname_config,
+ IH_ARCH_DEFAULT, IH_TYPE_LOADABLE, -1,
+ FIT_LOAD_OPTIONAL_NON_ZERO,
+ &img_data, &img_len);
+ if (ret < 0)
+ return ret;
+ }
+
+ return 0;
+}
+#endif
+
int spl_parse_image_header(struct spl_image_info *spl_image,
const struct image_header *header)
{
+#ifdef CONFIG_SPL_LOAD_FIT_FULL
+ int ret = spl_load_fit_image(spl_image, header);
+
+ if (!ret)
+ return ret;
+#endif
if (image_get_magic(header) == IH_MAGIC) {
#ifdef CONFIG_SPL_LEGACY_IMAGE_SUPPORT
u32 header_size = sizeof(struct image_header);
}
spl_image->os = image_get_os(header);
spl_image->name = image_get_name(header);
- debug("spl: payload image: %.*s load addr: 0x%lx size: %d\n",
- IH_NMLEN, spl_image->name,
- spl_image->load_addr, spl_image->size);
+ debug(SPL_TPL_PROMPT
+ "payload image: %32s load addr: 0x%lx size: %d\n",
+ spl_image->name, spl_image->load_addr, spl_image->size);
#else
/* LEGACY image not supported */
debug("Legacy boot image support not enabled, proceeding to other boot methods\n");
spl_image->load_addr = CONFIG_SYS_LOAD_ADDR;
spl_image->entry_point = CONFIG_SYS_LOAD_ADDR;
spl_image->size = end - start;
- debug("spl: payload zImage, load addr: 0x%lx size: %d\n",
+ debug(SPL_TPL_PROMPT
+ "payload zImage, load addr: 0x%lx size: %d\n",
spl_image->load_addr, spl_image->size);
return 0;
}
image_entry_noargs_t image_entry =
(image_entry_noargs_t)spl_image->entry_point;
- debug("image entry point: 0x%lX\n", spl_image->entry_point);
+ debug("image entry point: 0x%lx\n", spl_image->entry_point);
image_entry();
}
+#if CONFIG_IS_ENABLED(HANDOFF)
+/**
+ * Set up the SPL hand-off information
+ *
+ * This is initially empty (zero) but can be written by
+ */
+static int setup_spl_handoff(void)
+{
+ struct spl_handoff *ho;
+
+ ho = bloblist_ensure(BLOBLISTT_SPL_HANDOFF, sizeof(struct spl_handoff));
+ if (!ho)
+ return -ENOENT;
+
+ return 0;
+}
+
+static int write_spl_handoff(void)
+{
+ struct spl_handoff *ho;
+
+ ho = bloblist_find(BLOBLISTT_SPL_HANDOFF, sizeof(struct spl_handoff));
+ if (!ho)
+ return -ENOENT;
+ handoff_save_dram(ho);
+#ifdef CONFIG_SANDBOX
+ ho->arch.magic = TEST_HANDOFF_MAGIC;
+#endif
+ debug(SPL_TPL_PROMPT "Wrote SPL handoff\n");
+
+ return 0;
+}
+#else
+static inline int setup_spl_handoff(void) { return 0; }
+static inline int write_spl_handoff(void) { return 0; }
+
+#endif /* HANDOFF */
+
static int spl_common_init(bool setup_malloc)
{
int ret;
- debug("spl_early_init()\n");
-
#if CONFIG_VAL(SYS_MALLOC_F_LEN)
if (setup_malloc) {
#ifdef CONFIG_MALLOC_F_ADDR
return ret;
}
bootstage_mark_name(BOOTSTAGE_ID_START_SPL, "spl");
+#if CONFIG_IS_ENABLED(LOG)
+ ret = log_init();
+ if (ret) {
+ debug("%s: Failed to set up logging\n", __func__);
+ return ret;
+ }
+#endif
+ if (CONFIG_IS_ENABLED(BLOBLIST)) {
+ ret = bloblist_init();
+ if (ret) {
+ debug("%s: Failed to set up bloblist: ret=%d\n",
+ __func__, ret);
+ return ret;
+ }
+ }
+ if (CONFIG_IS_ENABLED(HANDOFF)) {
+ int ret;
+
+ ret = setup_spl_handoff();
+ if (ret) {
+ puts(SPL_TPL_PROMPT "Cannot set up SPL handoff\n");
+ hang();
+ }
+ }
if (CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)) {
ret = fdtdec_setup();
if (ret) {
void spl_set_bd(void)
{
+ /*
+ * NOTE: On some platforms (e.g. x86) bdata may be in flash and not
+ * writeable.
+ */
if (!gd->bd)
gd->bd = &bdata;
}
{
int ret;
+ debug("%s\n", __func__);
+
ret = spl_common_init(true);
if (ret)
return ret;
bool setup_malloc = !(IS_ENABLED(CONFIG_SPL_STACK_R) &&
IS_ENABLED(CONFIG_SPL_SYS_MALLOC_SIMPLE));
+ debug("%s\n", __func__);
+
if (!(gd->flags & GD_FLG_SPL_EARLY_INIT)) {
ret = spl_common_init(setup_malloc);
if (ret)
if (loader)
printf("Trying to boot from %s\n", loader->name);
else
- puts("SPL: Unsupported Boot Device!\n");
+ puts(SPL_TPL_PROMPT "Unsupported Boot Device!\n");
#endif
- if (loader && !spl_load_image(spl_image, loader))
+ if (loader && !spl_load_image(spl_image, loader)) {
+ spl_image->boot_device = spl_boot_list[i];
return 0;
+ }
}
return -ENODEV;
BOOT_DEVICE_NONE,
};
struct spl_image_info spl_image;
+ int ret;
- debug(">>spl:board_init_r()\n");
+ debug(">>" SPL_TPL_PROMPT "board_init_r()\n");
spl_set_bd();
-#ifdef CONFIG_SPL_OS_BOOT
- dram_init_banksize();
-#endif
-
#if defined(CONFIG_SYS_SPL_MALLOC_START)
mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START,
CONFIG_SYS_SPL_MALLOC_SIZE);
spl_board_init();
#endif
+ if (IS_ENABLED(CONFIG_SPL_OS_BOOT) || CONFIG_IS_ENABLED(HANDOFF))
+ dram_init_banksize();
+
+ bootcount_inc();
+
memset(&spl_image, '\0', sizeof(spl_image));
#ifdef CONFIG_SYS_SPL_ARGS_ADDR
spl_image.arg = (void *)CONFIG_SYS_SPL_ARGS_ADDR;
#endif
+ spl_image.boot_device = BOOT_DEVICE_NONE;
board_boot_order(spl_boot_list);
if (boot_from_devices(&spl_image, spl_boot_list,
ARRAY_SIZE(spl_boot_list))) {
- puts("SPL: failed to boot from all boot devices\n");
+ puts(SPL_TPL_PROMPT "failed to boot from all boot devices\n");
hang();
}
+ spl_perform_fixups(&spl_image);
+ if (CONFIG_IS_ENABLED(HANDOFF)) {
+ ret = write_spl_handoff();
+ if (ret)
+ printf(SPL_TPL_PROMPT
+ "SPL hand-off write failed (err=%d)\n", ret);
+ }
+ if (CONFIG_IS_ENABLED(BLOBLIST)) {
+ ret = bloblist_finish();
+ if (ret)
+ printf("Warning: Failed to finish bloblist (ret=%d)\n",
+ ret);
+ }
+
#ifdef CONFIG_CPU_V7M
spl_image.entry_point |= 0x1;
#endif
spl_invoke_atf(&spl_image);
break;
#endif
+#if CONFIG_IS_ENABLED(OPTEE)
+ case IH_OS_TEE:
+ debug("Jumping to U-Boot via OP-TEE\n");
+ spl_optee_entry(NULL, NULL, spl_image.fdt_addr,
+ (void *)spl_image.entry_point);
+ break;
+#endif
#ifdef CONFIG_SPL_OS_BOOT
case IH_OS_LINUX:
debug("Jumping to Linux\n");
debug("Unsupported OS image.. Jumping nevertheless..\n");
}
#if CONFIG_VAL(SYS_MALLOC_F_LEN) && !defined(CONFIG_SYS_SPL_MALLOC_SIZE)
- debug("SPL malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr,
+ debug("SPL malloc() used 0x%lx bytes (%ld KB)\n", gd->malloc_ptr,
gd->malloc_ptr / 1024);
#endif
#ifdef CONFIG_BOOTSTAGE_STASH
- int ret;
-
bootstage_mark_name(BOOTSTAGE_ID_END_SPL, "end_spl");
ret = bootstage_stash((void *)CONFIG_BOOTSTAGE_STASH_ADDR,
CONFIG_BOOTSTAGE_STASH_SIZE);
jump_to_image_no_args(&spl_image);
}
+#ifdef CONFIG_SPL_SERIAL_SUPPORT
/*
* This requires UART clocks to be enabled. In order for this to work the
* caller must ensure that the gd pointer is valid.
gd->have_console = 1;
-#ifndef CONFIG_SPL_DISABLE_BANNER_PRINT
- puts("\nU-Boot SPL " PLAIN_VERSION " (" U_BOOT_DATE " - " \
- U_BOOT_TIME ")\n");
+#if CONFIG_IS_ENABLED(BANNER_PRINT)
+ puts("\nU-Boot " SPL_TPL_NAME " " PLAIN_VERSION " (" U_BOOT_DATE " - "
+ U_BOOT_TIME " " U_BOOT_TZ ")\n");
#endif
#ifdef CONFIG_SPL_DISPLAY_PRINT
spl_display_print();
#endif
}
+#endif
/**
* spl_relocate_stack_gd() - Relocate stack ready for board_init_r() execution