From 409ef1bcfbadf71059477feda1d88e717a4b7e62 Mon Sep 17 00:00:00 2001 From: Simon Schwarz Date: Wed, 14 Sep 2011 15:32:57 -0400 Subject: [PATCH] omap3: implement boot parameter saving Implements the saving of boot params passed by OMAP3 ROM code. Signed-off-by: Simon Schwarz Signed-off-by: Sandeep Paulraj --- arch/arm/cpu/armv7/omap-common/spl.c | 6 +++++- arch/arm/cpu/armv7/omap3/lowlevel_init.S | 9 +++++++-- 2 files changed, 12 insertions(+), 3 deletions(-) diff --git a/arch/arm/cpu/armv7/omap-common/spl.c b/arch/arm/cpu/armv7/omap-common/spl.c index 53d10bf..3dd8e0d 100644 --- a/arch/arm/cpu/armv7/omap-common/spl.c +++ b/arch/arm/cpu/armv7/omap-common/spl.c @@ -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); diff --git a/arch/arm/cpu/armv7/omap3/lowlevel_init.S b/arch/arm/cpu/armv7/omap3/lowlevel_init.S index 48a7ec6..a308ebd 100644 --- a/arch/arm/cpu/armv7/omap3/lowlevel_init.S +++ b/arch/arm/cpu/armv7/omap3/lowlevel_init.S @@ -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: