static int spl_nor_load_image(struct spl_image_info *spl_image,
struct spl_boot_device *bootdev)
{
int ret;
/*
* Loading of the payload to SDRAM is done with skipping of
* the mkimage header in this SPL NOR driver
*/
spl_image->flags |= SPL_COPY_PAYLOAD_ONLY;
#ifdef CONFIG_SPL_OS_BOOT
if (!spl_start_uboot()) {
const struct image_header *header;
/*
* Load Linux from its location in NOR flash to its defined
* location in SDRAM
*/
header = (const struct image_header *)CONFIG_SYS_OS_BASE;
if (image_get_os(header) == IH_OS_LINUX) {
/* happy - was a Linux */
ret = spl_parse_image_header(spl_image, header);
if (ret)
return ret;
memcpy((void *)spl_image->load_addr,
(void *)(CONFIG_SYS_OS_BASE +
sizeof(struct image_header)),
spl_image->size);
spl_image->arg = (void *)CONFIG_SYS_FDT_BASE;
return 0;
} else {
puts("The Expected Linux image was not found.\n"
"Please check your NOR configuration.\n"
"Trying to start u-boot now...\n");
}
}
#endif
/*
* Load real U-Boot from its location in NOR flash to its
* defined location in SDRAM
*/
ret = spl_parse_image_header(spl_image,
(const struct image_header *)CONFIG_SYS_UBOOT_BASE);
if (ret)
return ret;
memcpy((void *)(unsigned long)spl_image->load_addr,
(void *)(CONFIG_SYS_UBOOT_BASE + sizeof(struct image_header)),
spl_image->size);
return 0;
}
void spl_nor_load_image(void)
{
/*
* Loading of the payload to SDRAM is done with skipping of
* the mkimage header in this SPL NOR driver
*/
spl_image.flags |= SPL_COPY_PAYLOAD_ONLY;
#ifdef CONFIG_SPL_OS_BOOT
if (!spl_start_uboot()) {
const struct image_header *header;
/*
* Load Linux from its location in NOR flash to its defined
* location in SDRAM
*/
header = (const struct image_header *)CONFIG_SYS_OS_BASE;
if (image_get_os(header) == IH_OS_LINUX) {
/* happy - was a Linux */
spl_parse_image_header(header);
memcpy((void *)spl_image.load_addr,
(void *)(CONFIG_SYS_OS_BASE +
sizeof(struct image_header)),
spl_image.size);
/*
* Copy DT blob (fdt) to SDRAM. Passing pointer to
* flash doesn't work (16 KiB should be enough for DT)
*/
memcpy((void *)CONFIG_SYS_SPL_ARGS_ADDR,
(void *)(CONFIG_SYS_FDT_BASE),
(16 << 10));
return;
} else {
puts("The Expected Linux image was not found.\n"
"Please check your NOR configuration.\n"
"Trying to start u-boot now...\n");
}
}
#endif
/*
* Load real U-Boot from its location in NOR flash to its
* defined location in SDRAM
*/
spl_parse_image_header(
(const struct image_header *)CONFIG_SYS_UBOOT_BASE);
memcpy((void *)spl_image.load_addr,
(void *)(CONFIG_SYS_UBOOT_BASE + sizeof(struct image_header)),
spl_image.size);
}
/*
* The main entry for SPI booting. It's necessary that SDRAM is already
* configured and available since this code loads the main U-Boot image
* from SPI into SDRAM and starts it from there.
*/
void spl_spi_load_image(void)
{
struct spi_flash *flash;
struct image_header *header;
/*
* Load U-Boot image from SPI flash into RAM
*/
flash = spi_flash_probe(CONFIG_SPL_SPI_BUS, CONFIG_SPL_SPI_CS,
CONFIG_SF_DEFAULT_SPEED, SPI_MODE_3);
if (!flash) {
puts("SPI probe failed.\n");
hang();
}
/* use CONFIG_SYS_TEXT_BASE as temporary storage area */
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE);
/* Load u-boot, mkimage header is 64 bytes. */
spi_flash_read(flash, CONFIG_SYS_SPI_U_BOOT_OFFS, 0x40,
(void *) header);
spl_parse_image_header(header);
spi_flash_read(flash, CONFIG_SYS_SPI_U_BOOT_OFFS,
spl_image.size, (void *)spl_image.load_addr);
}
static int mmc_load_image_raw(struct mmc *mmc, unsigned long sector)
{
unsigned long err;
u32 image_size_sectors;
struct image_header *header;
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
sizeof(struct image_header));
/* read image header to find the image size & load address */
err = mmc->block_dev.block_read(0, sector, 1, header);
if (err == 0)
goto end;
if (image_get_magic(header) != IH_MAGIC)
return -1;
spl_parse_image_header(header);
/* convert size to sectors - round up */
image_size_sectors = (spl_image.size + mmc->read_bl_len - 1) /
mmc->read_bl_len;
/* Read the header too to avoid extra memcpy */
err = mmc->block_dev.block_read(0, sector, image_size_sectors,
(void *)spl_image.load_addr);
end:
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
if (err == 0)
printf("spl: mmc blk read err - %lu\n", err);
#endif
return (err == 0);
}
void spl_ymodem_load_image(void)
{
int size = 0;
int err;
int res;
int ret;
connection_info_t info;
char buf[BUF_SIZE];
ulong store_addr = ~0;
ulong addr = 0;
info.mode = xyzModem_ymodem;
ret = xyzModem_stream_open(&info, &err);
if (!ret) {
while ((res =
xyzModem_stream_read(buf, BUF_SIZE, &err)) > 0) {
if (addr == 0)
spl_parse_image_header((struct image_header *)buf);
store_addr = addr + spl_image.load_addr;
size += res;
addr += res;
memcpy((char *)(store_addr), buf, res);
WATCHDOG_RESET(); //add by QWB
}
} else {
printf("spl: ymodem err - %s\n", xyzModem_error(err));
hang();
}
xyzModem_stream_close(&err);
xyzModem_stream_terminate(false, &getcymodem);
printf("Loaded %d bytes\n", size);
}
static int mmc_load_image_ext(struct mmc *mmc, const char *filename)
{
int err;
struct image_header *header;
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
sizeof(struct image_header));
err = ext4_read_file(filename, header, 0, sizeof(struct image_header));
if (err <= 0)
goto end;
spl_parse_image_header(header);
err = ext4_read_file(filename, (u8 *)spl_image.load_addr, 0, 0);
end:
if (err <= 0)
printf("spl: error reading image %s, err - %d\n",
filename, err);
else
printf("loading %s from MMC EXT...\n", filename);
return (err <= 0);
}
static void mmc_load_image_raw(struct mmc *mmc)
{
unsigned long err;
u32 image_size_sectors;
struct image_header *header;
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
sizeof(struct image_header));
/* read image header to find the image size & load address */
err = mmc->block_dev.block_read(0,
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR, 1,
header);
if (err == 0)
goto end;
spl_parse_image_header(header);
/* convert size to sectors - round up */
image_size_sectors = (spl_image.size + mmc->read_bl_len - 1) /
mmc->read_bl_len;
/* Read the header too to avoid extra memcpy */
err = mmc->block_dev.block_read(0,
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR,
image_size_sectors, (void *)spl_image.load_addr);
end:
if (err == 0) {
printf("spl: mmc blk read err - %lu\n", err);
hang();
}
}
static int spl_nand_load_element(int offset, struct image_header *header)
{
int err;
err = nand_spl_load_image(offset, sizeof(*header), (void *)header);
if (err)
return err;
if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
image_get_magic(header) == FDT_MAGIC) {
struct spl_load_info load;
debug("Found FIT\n");
load.dev = NULL;
load.priv = NULL;
load.filename = NULL;
load.bl_len = 1;
load.read = spl_nand_fit_read;
return spl_load_simple_fit(&load, offset, header);
} else {
err = spl_parse_image_header(header);
if (err)
return err;
return nand_spl_load_image(offset, spl_image.size,
(void *)(ulong)spl_image.load_addr);
}
}
static int mmc_load_image_fat_os(struct mmc *mmc)
{
int err;
struct image_header *header;
err = file_fat_read(spl_image.args,
(void *)spl_image.args_addr, 0);
if (err <= 0) {
printf("spl: error reading image %s, err - %d\n",
spl_image.args, err);
goto end;
}
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
sizeof(struct image_header));
err = file_fat_read(spl_image.args, header, sizeof(struct image_header));
if (err <= 0)
goto end;
spl_parse_image_header(header);
return mmc_load_image_fat(mmc, spl_image.os_image);
end:
return err;
}
static void mmc_load_image_fat(struct mmc *mmc)
{
int err;
struct image_header *header;
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
sizeof(struct image_header));
err = fat_register_device(&mmc->block_dev,
CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION);
if (err) {
printf("spl: fat register err - %d\n", err);
hang();
}
err = file_fat_read(CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME,
header, sizeof(struct image_header));
if (err <= 0)
goto end;
spl_parse_image_header(header);
err = file_fat_read(CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME,
(u8 *)spl_image.load_addr, 0);
end:
if (err <= 0) {
printf("spl: error reading image %s, err - %d\n",
CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME, err);
hang();
}
}
static int mmc_load_image_fat(struct mmc *mmc, const char *filename)
{
int err;
struct image_header *header;
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
sizeof(struct image_header));
err = file_fat_read(filename, header, sizeof(struct image_header));
if (err <= 0)
goto end;
spl_parse_image_header(header);
err = file_fat_read(filename, (u8 *)spl_image.load_addr, 0);
end:
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
if (err <= 0)
printf("spl: error reading image %s, err - %d\n",
filename, err);
#endif
return (err <= 0);
}
static int spl_ram_load_image(void)
{
struct image_header *header;
header = (struct image_header *)CONFIG_SPL_LOAD_FIT_ADDRESS;
if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
image_get_magic(header) == FDT_MAGIC) {
struct spl_load_info load;
debug("Found FIT\n");
load.bl_len = 1;
load.read = spl_ram_load_read;
spl_load_simple_fit(&load, 0, header);
} else {
debug("Legacy image\n");
/*
* Get the header. It will point to an address defined by
* handoff which will tell where the image located inside
* the flash. For now, it will temporary fixed to address
* pointed by U-Boot.
*/
header = (struct image_header *)
(CONFIG_SYS_TEXT_BASE - sizeof(struct image_header));
spl_parse_image_header(header);
}
return 0;
}
void spl_spi_load_image(void)
{
struct image_header *header;
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE);
spl_parse_image_header(header);
spi_load(CONFIG_SPL_PAD_TO, CONFIG_SYS_MONITOR_LEN, CONFIG_SYS_TEXT_BASE);
}
int spl_load_image_ext(struct spl_image_info *spl_image,
struct blk_desc *block_dev, int partition,
const char *filename)
{
s32 err;
struct image_header *header;
loff_t filelen, actlen;
disk_partition_t part_info = {};
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
sizeof(struct image_header));
if (part_get_info(block_dev, partition, &part_info)) {
printf("spl: no partition table found\n");
return -1;
}
ext4fs_set_blk_dev(block_dev, &part_info);
err = ext4fs_mount(0);
if (!err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
printf("%s: ext4fs mount err - %d\n", __func__, err);
#endif
goto end;
}
err = ext4fs_open(filename, &filelen);
if (err < 0) {
puts("spl: ext4fs_open failed\n");
goto end;
}
err = ext4fs_read((char *)header, 0, sizeof(struct image_header), &actlen);
if (err < 0) {
puts("spl: ext4fs_read failed\n");
goto end;
}
err = spl_parse_image_header(spl_image, header);
if (err < 0) {
puts("spl: ext: failed to parse image header\n");
goto end;
}
err = ext4fs_read((char *)spl_image->load_addr, 0, filelen, &actlen);
end:
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
if (err < 0)
printf("%s: error reading image %s, err - %d\n",
__func__, filename, err);
#endif
return err < 0;
}
void spl_nor_load_image(void)
{
/*
* Loading of the payload to SDRAM is done with skipping of
* the mkimage header in this SPL NOR driver
*/
spl_image.flags |= SPL_COPY_PAYLOAD_ONLY;
if (spl_start_uboot()) {
/*
* Load real U-Boot from its location in NOR flash to its
* defined location in SDRAM
*/
spl_parse_image_header(
(const struct image_header *)CONFIG_SYS_UBOOT_BASE);
memcpy((void *)spl_image.load_addr,
(void *)(CONFIG_SYS_UBOOT_BASE +
sizeof(struct image_header)),
spl_image.size);
} else {
/*
* Load Linux from its location in NOR flash to its defined
* location in SDRAM
*/
spl_parse_image_header(
(const struct image_header *)CONFIG_SYS_OS_BASE);
memcpy((void *)spl_image.load_addr,
(void *)(CONFIG_SYS_OS_BASE +
sizeof(struct image_header)),
spl_image.size);
/*
* Copy DT blob (fdt) to SDRAM. Passing pointer to flash
* doesn't work (16 KiB should be enough for DT)
*/
memcpy((void *)CONFIG_SYS_SPL_ARGS_ADDR,
(void *)(CONFIG_SYS_FDT_BASE),
(16 << 10));
}
}
void spl_nand_load_image(void)
{
struct image_header *header;
switch (omap_boot_mode()) {
case NAND_MODE_HW_ECC:
debug("spl: nand - using hw ecc\n");
gpmc_init();
nand_init();
break;
default:
puts("spl: ERROR: This bootmode is not implemented - hanging");
hang();
}
/*use CONFIG_SYS_TEXT_BASE as temporary storage area */
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE);
#ifdef CONFIG_NAND_ENV_DST
nand_spl_load_image(CONFIG_ENV_OFFSET,
CONFIG_SYS_NAND_PAGE_SIZE, (void *)header);
spl_parse_image_header(header);
nand_spl_load_image(CONFIG_ENV_OFFSET, spl_image.size,
(void *)image_load_addr);
#ifdef CONFIG_ENV_OFFSET_REDUND
nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND,
CONFIG_SYS_NAND_PAGE_SIZE, (void *)header);
spl_parse_image_header(header);
nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND, spl_image.size,
(void *)image_load_addr);
#endif
#endif
/* Load u-boot */
nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS,
CONFIG_SYS_NAND_PAGE_SIZE, (void *)header);
spl_parse_image_header(header);
nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS,
spl_image.size, (void *)spl_image.load_addr);
nand_deselect();
}
static void spl_ram_load_image(void)
{
const struct image_header *header;
/*
* Get the header. It will point to an address defined by handoff
* which will tell where the image located inside the flash. For
* now, it will temporary fixed to address pointed by U-Boot.
*/
header = (struct image_header *)
(CONFIG_SYS_TEXT_BASE - sizeof(struct image_header));
spl_parse_image_header(header);
}
int spl_load_image_fat(struct spl_image_info *spl_image,
struct blk_desc *block_dev, int partition,
const char *filename)
{
int err;
struct image_header *header;
err = spl_register_fat_device(block_dev, partition);
if (err)
goto end;
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
sizeof(struct image_header));
err = file_fat_read(filename, header, sizeof(struct image_header));
if (err <= 0)
goto end;
if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
image_get_magic(header) == FDT_MAGIC) {
struct spl_load_info load;
debug("Found FIT\n");
load.read = spl_fit_read;
load.bl_len = 1;
load.filename = (void *)filename;
load.priv = NULL;
return spl_load_simple_fit(spl_image, &load, 0, header);
} else {
err = spl_parse_image_header(spl_image, header);
if (err)
goto end;
err = file_fat_read(filename,
(u8 *)(uintptr_t)spl_image->load_addr, 0);
}
end:
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
if (err <= 0)
printf("%s: error reading image %s, err - %d\n",
__func__, filename, err);
#endif
return (err <= 0);
}
static int spl_ram_load_image(struct spl_image_info *spl_image,
struct spl_boot_device *bootdev)
{
struct image_header *header;
header = (struct image_header *)CONFIG_SPL_LOAD_FIT_ADDRESS;
#if CONFIG_IS_ENABLED(DFU_SUPPORT)
if (bootdev->boot_device == BOOT_DEVICE_DFU)
spl_dfu_cmd(0, "dfu_alt_info_ram", "ram", "0");
#endif
if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
image_get_magic(header) == FDT_MAGIC) {
struct spl_load_info load;
debug("Found FIT\n");
load.bl_len = 1;
load.read = spl_ram_load_read;
spl_load_simple_fit(spl_image, &load, 0, header);
} else {
ulong u_boot_pos = binman_sym(ulong, u_boot_any, pos);
debug("Legacy image\n");
/*
* Get the header. It will point to an address defined by
* handoff which will tell where the image located inside
* the flash.
*/
debug("u_boot_pos = %lx\n", u_boot_pos);
if (u_boot_pos == BINMAN_SYM_MISSING) {
/*
* No binman support or no information. For now, fix it
* to the address pointed to by U-Boot.
*/
u_boot_pos = CONFIG_SYS_TEXT_BASE -
sizeof(struct image_header);
}
header = (struct image_header *)map_sysmem(u_boot_pos, 0);
spl_parse_image_header(spl_image, header);
}
return 0;
}
static int spl_net_load_image(struct spl_image_info *spl_image,
struct spl_boot_device *bootdev)
{
struct image_header *header = (struct image_header *)load_addr;
int rv;
env_init();
env_relocate();
env_set("autoload", "yes");
rv = eth_initialize();
if (rv == 0) {
printf("No Ethernet devices found\n");
return -ENODEV;
}
if (bootdev->boot_device_name)
env_set("ethact", bootdev->boot_device_name);
rv = net_loop(BOOTP);
if (rv < 0) {
printf("Problem booting with BOOTP\n");
return rv;
}
if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
image_get_magic(header) == FDT_MAGIC) {
struct spl_load_info load;
debug("Found FIT\n");
load.bl_len = 1;
load.read = spl_net_load_read;
rv = spl_load_simple_fit(spl_image, &load, 0, header);
} else {
debug("Legacy image\n");
rv = spl_parse_image_header(spl_image, header);
if (rv)
return rv;
memcpy((void *)spl_image->load_addr, header, spl_image->size);
}
return rv;
}
int spl_net_load_image(const char *device)
{
struct image_header *header;
int rv;
env_init();
env_relocate();
setenv("autoload", "yes");
if (IS_ENABLED(CONFIG_SPL_LOAD_FIT))
load_addr = CONFIG_SPL_LOAD_FIT_ADDRESS;
else
load_addr = CONFIG_SYS_TEXT_BASE - sizeof(struct image_header);
rv = eth_initialize();
if (rv == 0) {
printf("No Ethernet devices found\n");
return -ENODEV;
}
if (device)
setenv("ethact", device);
rv = net_loop(BOOTP);
if (rv < 0) {
printf("Problem booting with BOOTP\n");
return rv;
}
header = (struct image_header *)load_addr;
if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
image_get_magic(header) == FDT_MAGIC) {
struct spl_load_info load;
debug("Found FIT\n");
load.bl_len = 1;
load.read = spl_net_load_read;
spl_load_simple_fit(&load, 0, header);
} else {
spl_parse_image_header((struct image_header *)load_addr);
}
return 0;
}
static int spl_onenand_load_image(struct spl_image_info *spl_image,
struct spl_boot_device *bootdev)
{
struct image_header *header;
int ret;
debug("spl: onenand\n");
header = spl_get_load_buffer(0, CONFIG_SYS_ONENAND_PAGE_SIZE);
/* Load u-boot */
onenand_spl_load_image(CONFIG_SYS_ONENAND_U_BOOT_OFFS,
CONFIG_SYS_ONENAND_PAGE_SIZE, (void *)header);
ret = spl_parse_image_header(spl_image, header);
if (ret)
return ret;
onenand_spl_load_image(CONFIG_SYS_ONENAND_U_BOOT_OFFS,
spl_image->size, (void *)spl_image->load_addr);
return 0;
}
static int spl_spi_load_image(struct spl_image_info *spl_image,
struct spl_boot_device *bootdev)
{
int err;
struct image_header *header;
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE);
spi0_init();
spi0_read_data((void *)header, CONFIG_SYS_SPI_U_BOOT_OFFS, 0x40);
err = spl_parse_image_header(spl_image, header);
if (err)
return err;
spi0_read_data((void *)spl_image->load_addr, CONFIG_SYS_SPI_U_BOOT_OFFS,
spl_image->size);
spi0_deinit();
return 0;
}
void spl_eth_load_image(void)
{
int rv;
env_init();
env_relocate();
setenv("autoload", "yes");
load_addr = CONFIG_SYS_TEXT_BASE - sizeof(struct image_header);
rv = eth_initialize(gd->bd);
if (rv == 0) {
printf("No Ethernet devices found\n");
hang();
}
rv = NetLoop(BOOTP);
if (rv < 0) {
printf("Problem booting with BOOTP\n");
hang();
}
spl_parse_image_header((struct image_header *)load_addr);
}
static void mmc_load_image_fat(struct mmc *mmc)
{
s32 err;
struct image_header *header;
char *payloadname;
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
sizeof(struct image_header));
err = fat_register_device(&mmc->block_dev,
CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION);
if (err) {
printf("spl: fat register err - %d\n", err);
hang();
}
payloadname = CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME;
err = file_fat_read(payloadname,
(u8 *)header, sizeof(struct image_header));
if (err <= 0) {
payloadname = "u-boot.bin";
err = file_fat_read(payloadname,
(u8 *)header, sizeof(struct image_header));
if (err <= 0) {
goto end;
}
}
spl_parse_image_header(header);
err = file_fat_read(payloadname,
(u8 *)spl_image.load_addr, 0);
end:
if (err <= 0) {
printf("spl: error reading image %s, err - %d\n",
payloadname, err);
hang();
}
}
static int spl_spi_load_image(struct spl_image_info *spl_image,
struct spl_boot_device *bootdev)
{
int ret = 0;
struct image_header *header;
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE);
spi0_init();
spi0_read_data((void *)header, CONFIG_SYS_SPI_U_BOOT_OFFS, 0x40);
if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
image_get_magic(header) == FDT_MAGIC) {
struct spl_load_info load;
debug("Found FIT image\n");
load.dev = NULL;
load.priv = NULL;
load.filename = NULL;
load.bl_len = 1;
load.read = spi_load_read;
ret = spl_load_simple_fit(spl_image, &load,
CONFIG_SYS_SPI_U_BOOT_OFFS, header);
} else {
ret = spl_parse_image_header(spl_image, header);
if (ret)
return ret;
spi0_read_data((void *)spl_image->load_addr,
CONFIG_SYS_SPI_U_BOOT_OFFS, spl_image->size);
}
spi0_deinit();
return ret;
}
int spl_nand_load_image(void)
{
int err;
struct image_header *header;
int *src __attribute__((unused));
int *dst __attribute__((unused));
#ifdef CONFIG_SPL_NAND_SOFTECC
debug("spl: nand - using sw ecc\n");
#else
debug("spl: nand - using hw ecc\n");
#endif
nand_init();
/*use CONFIG_SYS_TEXT_BASE as temporary storage area */
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE);
#ifdef CONFIG_SPL_OS_BOOT
if (!spl_start_uboot()) {
/*
* load parameter image
* load to temp position since nand_spl_load_image reads
* a whole block which is typically larger than
* CONFIG_CMD_SPL_WRITE_SIZE therefore may overwrite
* following sections like BSS
*/
nand_spl_load_image(CONFIG_CMD_SPL_NAND_OFS,
CONFIG_CMD_SPL_WRITE_SIZE,
(void *)CONFIG_SYS_TEXT_BASE);
/* copy to destintion */
for (dst = (int *)CONFIG_SYS_SPL_ARGS_ADDR,
src = (int *)CONFIG_SYS_TEXT_BASE;
src < (int *)(CONFIG_SYS_TEXT_BASE +
CONFIG_CMD_SPL_WRITE_SIZE);
src++, dst++) {
writel(readl(src), dst);
}
/* load linux */
nand_spl_load_image(CONFIG_SYS_NAND_SPL_KERNEL_OFFS,
sizeof(*header), (void *)header);
err = spl_parse_image_header(header);
if (err)
return err;
if (header->ih_os == IH_OS_LINUX) {
/* happy - was a linux */
err = nand_spl_load_image(
CONFIG_SYS_NAND_SPL_KERNEL_OFFS,
spl_image.size,
(void *)spl_image.load_addr);
nand_deselect();
return err;
} else {
puts("The Expected Linux image was not "
"found. Please check your NAND "
"configuration.\n");
puts("Trying to start u-boot now...\n");
}
}
#endif
#ifdef CONFIG_NAND_ENV_DST
spl_nand_load_element(CONFIG_ENV_OFFSET, header);
#ifdef CONFIG_ENV_OFFSET_REDUND
spl_nand_load_element(CONFIG_ENV_OFFSET_REDUND, header);
#endif
#endif
/* Load u-boot */
err = spl_nand_load_element(CONFIG_SYS_NAND_U_BOOT_OFFS, header);
nand_deselect();
return err;
}
int spl_ubi_load_image(struct spl_image_info *spl_image,
struct spl_boot_device *bootdev)
{
struct image_header *header;
struct ubispl_info info;
struct ubispl_load volumes[2];
int ret = 1;
switch (bootdev->boot_device) {
#ifdef CONFIG_SPL_NAND_SUPPORT
case BOOT_DEVICE_NAND:
nand_init();
info.read = nand_spl_read_block;
info.peb_size = CONFIG_SYS_NAND_BLOCK_SIZE;
break;
#endif
#ifdef CONFIG_SPL_ONENAND_SUPPORT
case BOOT_DEVICE_ONENAND:
info.read = onenand_spl_read_block;
info.peb_size = CONFIG_SYS_ONENAND_BLOCK_SIZE;
break;
#endif
default:
goto out;
}
info.ubi = (struct ubi_scan_info *)CONFIG_SPL_UBI_INFO_ADDR;
info.fastmap = 1;
info.peb_offset = CONFIG_SPL_UBI_PEB_OFFSET;
info.vid_offset = CONFIG_SPL_UBI_VID_OFFSET;
info.leb_start = CONFIG_SPL_UBI_LEB_START;
info.peb_count = CONFIG_SPL_UBI_MAX_PEBS - info.peb_offset;
#ifdef CONFIG_SPL_OS_BOOT
if (!spl_start_uboot()) {
volumes[0].vol_id = CONFIG_SPL_UBI_LOAD_KERNEL_ID;
volumes[0].load_addr = (void *)CONFIG_SYS_LOAD_ADDR;
volumes[1].vol_id = CONFIG_SPL_UBI_LOAD_ARGS_ID;
volumes[1].load_addr = (void *)CONFIG_SYS_SPL_ARGS_ADDR;
ret = ubispl_load_volumes(&info, volumes, 2);
if (!ret) {
header = (struct image_header *)volumes[0].load_addr;
spl_parse_image_header(spl_image, header);
puts("Linux loaded.\n");
goto out;
}
puts("Loading Linux failed, falling back to U-Boot.\n");
}
#endif
header = (struct image_header *)
(CONFIG_SYS_TEXT_BASE - sizeof(struct image_header));
volumes[0].vol_id = CONFIG_SPL_UBI_LOAD_MONITOR_ID;
volumes[0].load_addr = (void *)header;
ret = ubispl_load_volumes(&info, volumes, 1);
if (!ret)
spl_parse_image_header(spl_image, header);
out:
#ifdef CONFIG_SPL_NAND_SUPPORT
if (bootdev->boot_device == BOOT_DEVICE_NAND)
nand_deselect();
#endif
return ret;
}
