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omap3: implement boot parameter saving

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Implements the saving of boot params passed by OMAP3 ROM code.

Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
This commit is contained in:
Simon Schwarz 2011-09-14 15:32:57 -04:00 • committed by Albert ARIBAUD
parent 3f6a4922d4
commit 409ef1bcfb
2 changed files with 12 additions and 3 deletions
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6
arch/arm/cpu/armv7/omap-common/spl.c
View file

@ -194,8 +194,12 @@ static void mmc_load_image(void)
printf("spl: mmc init failed: err - %d\n", err);
hang();
}
/* For OMAP3 there is no automatic boot mode detection */
#ifdef CONFIG_OMAP34XX
boot_mode = CONFIG_SYS_MMC_SD_BOOTMODE;
#else
boot_mode = omap_boot_mode();
#endif
if (boot_mode == MMCSD_MODE_RAW) {
debug("boot mode - RAW\n");
mmc_load_image_raw(mmc);

9
arch/arm/cpu/armv7/omap3/lowlevel_init.S
View file

@ -37,8 +37,13 @@ _TEXT_BASE:
.global save_boot_params
save_boot_params:
#warning "Please implement save_boot_params for OMAP3"
bx lr
#ifdef CONFIG_SPL_BUILD
ldr r4, =omap3_boot_device
ldr r5, [r0, #0x4]
and r5, r5, #0xff
str r5, [r4]
#endif
bx lr
.global omap3_gp_romcode_call
omap3_gp_romcode_call: