diff options
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/Makefile | 6 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/spl.c | 197 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/spl_mmc.c | 150 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/spl_nand.c | 71 |
4 files changed, 247 insertions, 177 deletions
diff --git a/arch/arm/cpu/armv7/omap-common/Makefile b/arch/arm/cpu/armv7/omap-common/Makefile index ea9f8ec..0b96b47 100644 --- a/arch/arm/cpu/armv7/omap-common/Makefile +++ b/arch/arm/cpu/armv7/omap-common/Makefile @@ -33,6 +33,12 @@ COBJS += gpio.o ifdef CONFIG_SPL_BUILD COBJS += spl.o +ifdef CONFIG_SPL_NAND_SUPPORT +COBJS += spl_nand.o +endif +ifdef CONFIG_SPL_MMC_SUPPORT +COBJS += spl_mmc.o +endif endif SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) diff --git a/arch/arm/cpu/armv7/omap-common/spl.c b/arch/arm/cpu/armv7/omap-common/spl.c index 3dd8e0d..c76fea6 100644 --- a/arch/arm/cpu/armv7/omap-common/spl.c +++ b/arch/arm/cpu/armv7/omap-common/spl.c @@ -38,14 +38,11 @@ DECLARE_GLOBAL_DATA_PTR; +struct spl_image_info spl_image; + /* Define global data structure pointer to it*/ static gd_t gdata __attribute__ ((section(".data"))); static bd_t bdata __attribute__ ((section(".data"))); -static const char *image_name; -static u8 image_os; -static u32 image_load_addr; -static u32 image_entry_point; -static u32 image_size; inline void hang(void) { @@ -66,194 +63,40 @@ void board_init_f(ulong dummy) relocate_code(CONFIG_SPL_STACK, &gdata, CONFIG_SPL_TEXT_BASE); } -#ifdef CONFIG_GENERIC_MMC -int board_mmc_init(bd_t *bis) -{ - switch (omap_boot_device()) { - case BOOT_DEVICE_MMC1: - omap_mmc_init(0); - break; - case BOOT_DEVICE_MMC2: - omap_mmc_init(1); - break; - } - return 0; -} -#endif - -static void parse_image_header(const struct image_header *header) +void spl_parse_image_header(const struct image_header *header) { u32 header_size = sizeof(struct image_header); if (__be32_to_cpu(header->ih_magic) == IH_MAGIC) { - image_size = __be32_to_cpu(header->ih_size) + header_size; - image_entry_point = __be32_to_cpu(header->ih_load); + spl_image.size = __be32_to_cpu(header->ih_size) + header_size; + spl_image.entry_point = __be32_to_cpu(header->ih_load); /* Load including the header */ - image_load_addr = image_entry_point - header_size; - image_os = header->ih_os; - image_name = (const char *)&header->ih_name; + spl_image.load_addr = spl_image.entry_point - header_size; + spl_image.os = header->ih_os; + spl_image.name = (const char *)&header->ih_name; debug("spl: payload image: %s load addr: 0x%x size: %d\n", - image_name, image_load_addr, image_size); + spl_image.name, spl_image.load_addr, spl_image.size); } else { /* Signature not found - assume u-boot.bin */ printf("mkimage signature not found - ih_magic = %x\n", header->ih_magic); puts("Assuming u-boot.bin ..\n"); /* Let's assume U-Boot will not be more than 200 KB */ - image_size = 200 * 1024; - image_entry_point = CONFIG_SYS_TEXT_BASE; - image_load_addr = CONFIG_SYS_TEXT_BASE; - image_os = IH_OS_U_BOOT; - image_name = "U-Boot"; - } -} - -static void mmc_load_image_raw(struct mmc *mmc) -{ - u32 image_size_sectors, err; - const 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, - (void *)header); - - if (err <= 0) - goto end; - - parse_image_header(header); - - /* convert size to sectors - round up */ - image_size_sectors = (image_size + MMCSD_SECTOR_SIZE - 1) / - MMCSD_SECTOR_SIZE; - - /* 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 *)image_load_addr); - -end: - if (err <= 0) { - printf("spl: mmc blk read err - %d\n", err); - hang(); + spl_image.size = 200 * 1024; + spl_image.entry_point = CONFIG_SYS_TEXT_BASE; + spl_image.load_addr = CONFIG_SYS_TEXT_BASE; + spl_image.os = IH_OS_U_BOOT; + spl_image.name = "U-Boot"; } } -static void mmc_load_image_fat(struct mmc *mmc) -{ - s32 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, - (u8 *)header, sizeof(struct image_header)); - if (err <= 0) - goto end; - - parse_image_header(header); - - err = file_fat_read(CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME, - (u8 *)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 void mmc_load_image(void) __attribute__((unused)); -static void mmc_load_image(void) -{ - struct mmc *mmc; - int err; - u32 boot_mode; - - mmc_initialize(gd->bd); - /* We register only one device. So, the dev id is always 0 */ - mmc = find_mmc_device(0); - if (!mmc) { - puts("spl: mmc device not found!!\n"); - hang(); - } - - err = mmc_init(mmc); - if (err) { - 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); - } else if (boot_mode == MMCSD_MODE_FAT) { - debug("boot mode - FAT\n"); - mmc_load_image_fat(mmc); - } else { - puts("spl: wrong MMC boot mode\n"); - hang(); - } -} - -#ifdef CONFIG_SPL_NAND_SUPPORT -static void nand_load_image(void) __attribute__ ((unused)); -static void nand_load_image(void) -{ - struct image_header *header; - - gpmc_init(); - nand_init(); - - /*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); - parse_image_header(header); - nand_spl_load_image(CONFIG_ENV_OFFSET, 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); - parse_image_header(header); - nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND, 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); - parse_image_header(header); - nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS, - image_size, (void *)image_load_addr); - nand_deselect(); -} -#endif /* CONFIG_SPL_NAND_SUPPORT */ -void jump_to_image_no_args(void) +static void jump_to_image_no_args(void) { typedef void (*image_entry_noargs_t)(void)__attribute__ ((noreturn)); image_entry_noargs_t image_entry = - (image_entry_noargs_t) image_entry_point; + (image_entry_noargs_t) spl_image.entry_point; - debug("image entry point: 0x%X\n", image_entry_point); + debug("image entry point: 0x%X\n", spl_image.entry_point); image_entry(); } @@ -272,12 +115,12 @@ void board_init_r(gd_t *id, ulong dummy) #ifdef CONFIG_SPL_MMC_SUPPORT case BOOT_DEVICE_MMC1: case BOOT_DEVICE_MMC2: - mmc_load_image(); + spl_mmc_load_image(); break; #endif #ifdef CONFIG_SPL_NAND_SUPPORT case BOOT_DEVICE_NAND: - nand_load_image(); + spl_nand_load_image(); break; #endif default: @@ -286,7 +129,7 @@ void board_init_r(gd_t *id, ulong dummy) break; } - switch (image_os) { + switch (spl_image.os) { case IH_OS_U_BOOT: debug("Jumping to U-Boot\n"); jump_to_image_no_args(); diff --git a/arch/arm/cpu/armv7/omap-common/spl_mmc.c b/arch/arm/cpu/armv7/omap-common/spl_mmc.c new file mode 100644 index 0000000..1d1e50c --- /dev/null +++ b/arch/arm/cpu/armv7/omap-common/spl_mmc.c @@ -0,0 +1,150 @@ +/* + * (C) Copyright 2010 + * Texas Instruments, <www.ti.com> + * + * Aneesh V <aneesh@ti.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include <common.h> +#include <asm/u-boot.h> +#include <asm/utils.h> +#include <asm/arch/sys_proto.h> +#include <mmc.h> +#include <fat.h> +#include <timestamp_autogenerated.h> +#include <version_autogenerated.h> +#include <asm/omap_common.h> +#include <asm/arch/mmc_host_def.h> + +DECLARE_GLOBAL_DATA_PTR; + +#ifdef CONFIG_GENERIC_MMC +int board_mmc_init(bd_t *bis) +{ + switch (omap_boot_device()) { + case BOOT_DEVICE_MMC1: + omap_mmc_init(0); + break; + case BOOT_DEVICE_MMC2: + omap_mmc_init(1); + break; + } + return 0; +} +#endif + +static void mmc_load_image_raw(struct mmc *mmc) +{ + u32 image_size_sectors, err; + const 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, + (void *)header); + + if (err <= 0) + goto end; + + spl_parse_image_header(header); + + /* convert size to sectors - round up */ + image_size_sectors = (spl_image.size + MMCSD_SECTOR_SIZE - 1) / + MMCSD_SECTOR_SIZE; + + /* 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 - %d\n", err); + hang(); + } +} + +static void mmc_load_image_fat(struct mmc *mmc) +{ + s32 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, + (u8 *)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(); + } +} + +void spl_mmc_load_image(void) +{ + struct mmc *mmc; + int err; + u32 boot_mode; + + mmc_initialize(gd->bd); + /* We register only one device. So, the dev id is always 0 */ + mmc = find_mmc_device(0); + if (!mmc) { + puts("spl: mmc device not found!!\n"); + hang(); + } + + err = mmc_init(mmc); + if (err) { + printf("spl: mmc init failed: err - %d\n", err); + hang(); + } + boot_mode = omap_boot_mode(); + if (boot_mode == MMCSD_MODE_RAW) { + debug("boot mode - RAW\n"); + mmc_load_image_raw(mmc); + } else if (boot_mode == MMCSD_MODE_FAT) { + debug("boot mode - FAT\n"); + mmc_load_image_fat(mmc); + } else { + puts("spl: wrong MMC boot mode\n"); + hang(); + } +} diff --git a/arch/arm/cpu/armv7/omap-common/spl_nand.c b/arch/arm/cpu/armv7/omap-common/spl_nand.c new file mode 100644 index 0000000..af02a59 --- /dev/null +++ b/arch/arm/cpu/armv7/omap-common/spl_nand.c @@ -0,0 +1,71 @@ +/* + * Copyright (C) 2011 + * Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include <common.h> +#include <asm/u-boot.h> +#include <asm/utils.h> +#include <asm/arch/sys_proto.h> +#include <nand.h> +#include <timestamp_autogenerated.h> +#include <version_autogenerated.h> +#include <asm/omap_common.h> + + +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(); +} |