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;
}
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);
}
}
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;
}
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_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;
}
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;
}