diff options
| author | Pavel Machek <pavel@denx.de> | 2012-08-30 22:42:11 +0200 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2012-09-27 11:20:28 -0700 |
| commit | c57b953da923c6402afc1c890c21fdc7d5a2cc4a (patch) | |
| tree | 1d4ecfd2fed252ebec11770488ade3c57217a797 /common/spl | |
| parent | 4212098181ac91e14374c1207b1e98595f1cc717 (diff) | |
| download | u-boot-imx-c57b953da923c6402afc1c890c21fdc7d5a2cc4a.zip u-boot-imx-c57b953da923c6402afc1c890c21fdc7d5a2cc4a.tar.gz u-boot-imx-c57b953da923c6402afc1c890c21fdc7d5a2cc4a.tar.bz2 | |
SPL: Add support for loading image from ram in SPL.
Signed-off-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'common/spl')
| -rw-r--r-- | common/spl/spl.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/common/spl/spl.c b/common/spl/spl.c index f2f6de7..c640f87 100644 --- a/common/spl/spl.c +++ b/common/spl/spl.c @@ -128,6 +128,23 @@ static void __noreturn jump_to_image_no_args(void) image_entry((u32 *)boot_params_ptr_addr); } +#ifdef CONFIG_SPL_RAM_DEVICE +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); +} +#endif + void board_init_r(gd_t *dummy1, ulong dummy2) { u32 boot_device; @@ -145,6 +162,11 @@ void board_init_r(gd_t *dummy1, ulong dummy2) boot_device = spl_boot_device(); debug("boot device - %d\n", boot_device); switch (boot_device) { +#ifdef CONFIG_SPL_RAM_DEVICE + case BOOT_DEVICE_RAM: + spl_ram_load_image(); + break; +#endif #ifdef CONFIG_SPL_MMC_SUPPORT case BOOT_DEVICE_MMC1: case BOOT_DEVICE_MMC2: |