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u-boot/common/spl/spl_mmc.c
Rob Herring 7682a99826 remove unnecessary version.h includes 
Various files are needlessly rebuilt every time due to the version and
build time changing. As version.h is not actually needed, remove the
include.

Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Minkyu Kang <mk7.kang@samsung.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Tom Warren <twarren@nvidia.com>
Cc: Michal Simek <monstr@monstr.eu>
Cc: Macpaul Lin <macpaul@andestech.com>
Cc: Wolfgang Denk <wd@denx.de>
Cc: York Sun <yorksun@freescale.com>
Cc: Stefan Roese <sr@denx.de>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Cc: Simon Glass <sjg@chromium.org>
Cc: Philippe Reynes <tremyfr@yahoo.fr>
Cc: Eric Jarrige <eric.jarrige@armadeus.org>
Cc: "David Müller" <d.mueller@elsoft.ch>
Cc: Phil Edworthy <phil.edworthy@renesas.com>
Cc: Robert Baldyga <r.baldyga@samsung.com>
Cc: Torsten Koschorrek <koschorrek@synertronixx.de>
Cc: Anatolij Gustschin <agust@denx.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Łukasz Majewski <l.majewski@samsung.com>
2015-03-24 10:50:50 -04:00

196 lines
4.7 KiB
C
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/*
* (C) Copyright 2010
* Texas Instruments, <www.ti.com>
*
* Aneesh V <aneesh@ti.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <spl.h>
#include <asm/u-boot.h>
#include <mmc.h>
#include <image.h>
DECLARE_GLOBAL_DATA_PTR;
static int mmc_load_image_raw_sector(struct mmc *mmc, unsigned long sector)
{
unsigned long err;
u32 image_size_sectors;
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, sector, 1, header);
if (err == 0)
goto end;
if (image_get_magic(header) != IH_MAGIC)
return -1;
spl_parse_image_header(header);
/* convert size to sectors - round up */
image_size_sectors = (spl_image.size + mmc->read_bl_len - 1) /
mmc->read_bl_len;
/* Read the header too to avoid extra memcpy */
err = mmc->block_dev.block_read(0, sector, image_size_sectors,
(void *)spl_image.load_addr);
end:
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
if (err == 0)
printf("spl: mmc blk read err - %lu\n", err);
#endif
return (err == 0);
}
#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
static int mmc_load_image_raw_partition(struct mmc *mmc, int partition)
{
disk_partition_t info;
if (get_partition_info(&mmc->block_dev, partition, &info)) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
printf("spl: partition error\n");
#endif
return -1;
}
return mmc_load_image_raw_sector(mmc, info.start);
}
#endif
#ifdef CONFIG_SPL_OS_BOOT
static int mmc_load_image_raw_os(struct mmc *mmc)
{
if (!mmc->block_dev.block_read(0,
CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR,
CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS,
(void *)CONFIG_SYS_SPL_ARGS_ADDR)) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
printf("mmc args blk read error\n");
#endif
return -1;
}
return mmc_load_image_raw_sector(mmc,
CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR);
}
#endif
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) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
puts("spl: mmc device not found!!\n");
#endif
hang();
}
err = mmc_init(mmc);
if (err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
printf("spl: mmc init failed: err - %d\n", err);
#endif
hang();
}
boot_mode = spl_boot_mode();
if (boot_mode == MMCSD_MODE_RAW) {
debug("boot mode - RAW\n");
#ifdef CONFIG_SPL_OS_BOOT
if (spl_start_uboot() || mmc_load_image_raw_os(mmc))
#endif
#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
err = mmc_load_image_raw_partition(mmc,
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION);
#else
err = mmc_load_image_raw_sector(mmc,
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR);
#endif
#if defined(CONFIG_SPL_FAT_SUPPORT) || defined(CONFIG_SPL_EXT_SUPPORT)
}
if (err || boot_mode == MMCSD_MODE_FS) {
debug("boot mode - FS\n");
#ifdef CONFIG_SPL_FAT_SUPPORT
#ifdef CONFIG_SPL_OS_BOOT
if (spl_start_uboot() || spl_load_image_fat_os(&mmc->block_dev,
CONFIG_SYS_MMCSD_FS_BOOT_PARTITION))
#endif
err = spl_load_image_fat(&mmc->block_dev,
CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
if(err)
#endif /* CONFIG_SPL_FAT_SUPPORT */
{
#ifdef CONFIG_SPL_EXT_SUPPORT
#ifdef CONFIG_SPL_OS_BOOT
if (spl_start_uboot() || spl_load_image_ext_os(&mmc->block_dev,
CONFIG_SYS_MMCSD_FS_BOOT_PARTITION))
#endif
err = spl_load_image_ext(&mmc->block_dev,
CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
#endif /* CONFIG_SPL_EXT_SUPPORT */
}
#endif /* defined(CONFIG_SPL_FAT_SUPPORT) || defined(CONFIG_SPL_EXT_SUPPORT) */
#ifdef CONFIG_SUPPORT_EMMC_BOOT
} else if (boot_mode == MMCSD_MODE_EMMCBOOT) {
/*
* We need to check what the partition is configured to.
* 1 and 2 match up to boot0 / boot1 and 7 is user data
* which is the first physical partition (0).
*/
int part = (mmc->part_config >> 3) & PART_ACCESS_MASK;
if (part == 7)
part = 0;
if (mmc_switch_part(0, part)) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
puts("MMC partition switch failed\n");
#endif
hang();
}
#ifdef CONFIG_SPL_OS_BOOT
if (spl_start_uboot() || mmc_load_image_raw_os(mmc))
#endif
err = mmc_load_image_raw_sector(mmc,
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR);
#endif
}
switch(boot_mode){
case MMCSD_MODE_RAW:
#if defined(CONFIG_SPL_FAT_SUPPORT) || defined(CONFIG_SPL_EXT_SUPPORT)
case MMCSD_MODE_FS:
#endif
#ifdef CONFIG_SUPPORT_EMMC_BOOT
case MMCSD_MODE_EMMCBOOT:
#endif
/* Boot mode is ok. Nothing to do. */
break;
case MMCSD_MODE_UNDEFINED:
default:
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
puts("spl: wrong MMC boot mode\n");
#endif
hang();
}
if (err)
hang();
}
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