mirror of
https://source.denx.de/u-boot/u-boot.git
synced 2025-09-17 20:01:55 +02:00
d678a59d2d
When bringing in the series 'arm: dts: am62-beagleplay: Fix Beagleplay Ethernet"' I failed to notice that b4 noticed it was based on next and so took that as the base commit and merged that part of next to master. This reverts commit c8ffd1356d42223cbb8c86280a083cc3c93e6426, reversing changes made to 2ee6f3a5f7550de3599faef9704e166e5dcace35. Reported-by: Jonas Karlman <jonas@kwiboo.se> Signed-off-by: Tom Rini <trini@konsulko.com>
466 lines
11 KiB
C
466 lines
11 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2010
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* Texas Instruments, <www.ti.com>
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*
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* Aneesh V <aneesh@ti.com>
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*/
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#include <common.h>
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#include <dm.h>
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#include <log.h>
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#include <part.h>
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#include <spl.h>
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#include <spl_load.h>
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#include <linux/compiler.h>
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#include <errno.h>
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#include <asm/u-boot.h>
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#include <errno.h>
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#include <mmc.h>
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#include <image.h>
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#include <imx_container.h>
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static ulong h_spl_load_read(struct spl_load_info *load, ulong off,
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ulong size, void *buf)
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{
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struct blk_desc *bd = load->priv;
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lbaint_t sector = off >> bd->log2blksz;
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lbaint_t count = size >> bd->log2blksz;
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return blk_dread(bd, sector, count, buf) << bd->log2blksz;
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}
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static __maybe_unused unsigned long spl_mmc_raw_uboot_offset(int part)
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{
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#if IS_ENABLED(CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR)
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if (part == 0)
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return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET;
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#endif
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return 0;
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}
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static __maybe_unused
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int mmc_load_image_raw_sector(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev,
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struct mmc *mmc, unsigned long sector)
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{
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int ret;
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struct blk_desc *bd = mmc_get_blk_desc(mmc);
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struct spl_load_info load;
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load.priv = bd;
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spl_set_bl_len(&load, bd->blksz);
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load.read = h_spl_load_read;
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ret = spl_load(spl_image, bootdev, &load, 0, sector << bd->log2blksz);
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if (ret) {
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#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
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puts("mmc_load_image_raw_sector: mmc block read error\n");
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#endif
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return -1;
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}
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return 0;
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}
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static int spl_mmc_get_device_index(u32 boot_device)
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{
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switch (boot_device) {
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case BOOT_DEVICE_MMC1:
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return 0;
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case BOOT_DEVICE_MMC2:
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case BOOT_DEVICE_MMC2_2:
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return 1;
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}
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#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
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printf("spl: unsupported mmc boot device.\n");
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#endif
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return -ENODEV;
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}
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static int spl_mmc_find_device(struct mmc **mmcp, u32 boot_device)
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{
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int err, mmc_dev;
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mmc_dev = spl_mmc_get_device_index(boot_device);
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if (mmc_dev < 0)
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return mmc_dev;
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#if CONFIG_IS_ENABLED(DM_MMC)
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err = mmc_init_device(mmc_dev);
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#else
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err = mmc_initialize(NULL);
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#endif /* DM_MMC */
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if (err) {
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#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
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printf("spl: could not initialize mmc. error: %d\n", err);
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#endif
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return err;
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}
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*mmcp = find_mmc_device(mmc_dev);
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err = *mmcp ? 0 : -ENODEV;
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if (err) {
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#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
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printf("spl: could not find mmc device %d. error: %d\n",
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mmc_dev, err);
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#endif
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return err;
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}
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return 0;
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}
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#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
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static int mmc_load_image_raw_partition(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev,
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struct mmc *mmc, int partition,
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unsigned long sector)
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{
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struct disk_partition info;
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int err;
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#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
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int type_part;
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/* Only support MBR so DOS_ENTRY_NUMBERS */
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for (type_part = 1; type_part <= DOS_ENTRY_NUMBERS; type_part++) {
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err = part_get_info(mmc_get_blk_desc(mmc), type_part, &info);
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if (err)
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continue;
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if (info.sys_ind ==
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CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_TYPE) {
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partition = type_part;
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break;
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}
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}
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#endif
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err = part_get_info(mmc_get_blk_desc(mmc), partition, &info);
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if (err) {
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#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
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puts("spl: partition error\n");
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#endif
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return -1;
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}
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#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
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return mmc_load_image_raw_sector(spl_image, bootdev, mmc, info.start + sector);
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#else
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return mmc_load_image_raw_sector(spl_image, bootdev, mmc, info.start);
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#endif
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}
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#endif
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#if CONFIG_IS_ENABLED(FALCON_BOOT_MMCSD)
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static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev,
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struct mmc *mmc)
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{
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int ret;
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#if defined(CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR)
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unsigned long count;
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count = blk_dread(mmc_get_blk_desc(mmc),
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CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR,
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CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS,
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(void *)CONFIG_SPL_PAYLOAD_ARGS_ADDR);
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if (count != CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS) {
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#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
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puts("mmc_load_image_raw_os: mmc block read error\n");
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#endif
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return -1;
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}
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#endif /* CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR */
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ret = mmc_load_image_raw_sector(spl_image, bootdev, mmc,
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CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR);
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if (ret)
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return ret;
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if (spl_image->os != IH_OS_LINUX && spl_image->os != IH_OS_TEE) {
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puts("Expected image is not found. Trying to start U-Boot\n");
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return -ENOENT;
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}
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return 0;
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}
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#else
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static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev,
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struct mmc *mmc)
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{
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return -ENOSYS;
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}
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#endif
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#ifndef CONFIG_SPL_OS_BOOT
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int spl_start_uboot(void)
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{
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return 1;
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}
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#endif
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#ifdef CONFIG_SYS_MMCSD_FS_BOOT
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static int spl_mmc_do_fs_boot(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev,
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struct mmc *mmc,
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const char *filename)
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{
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int err = -ENOSYS;
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__maybe_unused int partition = CONFIG_SYS_MMCSD_FS_BOOT_PARTITION;
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#if CONFIG_SYS_MMCSD_FS_BOOT_PARTITION == -1
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{
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struct disk_partition info;
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debug("Checking for the first MBR bootable partition\n");
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for (int type_part = 1; type_part <= DOS_ENTRY_NUMBERS; type_part++) {
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err = part_get_info(mmc_get_blk_desc(mmc), type_part, &info);
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if (err)
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continue;
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debug("Partition %d is of type %d and bootable=%d\n", type_part, info.sys_ind, info.bootable);
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if (info.bootable != 0) {
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debug("Partition %d is bootable, using it\n", type_part);
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partition = type_part;
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break;
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}
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}
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printf("Using first bootable partition: %d\n", partition);
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if (partition == CONFIG_SYS_MMCSD_FS_BOOT_PARTITION) {
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return -ENOSYS;
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}
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}
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#endif
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#ifdef CONFIG_SPL_FS_FAT
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if (!spl_start_uboot()) {
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err = spl_load_image_fat_os(spl_image, bootdev, mmc_get_blk_desc(mmc),
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partition);
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if (!err)
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return err;
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}
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#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
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err = spl_load_image_fat(spl_image, bootdev, mmc_get_blk_desc(mmc),
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partition,
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filename);
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if (!err)
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return err;
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#endif
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#endif
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#ifdef CONFIG_SPL_FS_EXT4
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if (!spl_start_uboot()) {
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err = spl_load_image_ext_os(spl_image, bootdev, mmc_get_blk_desc(mmc),
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partition);
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if (!err)
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return err;
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}
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#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
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err = spl_load_image_ext(spl_image, bootdev, mmc_get_blk_desc(mmc),
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partition,
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filename);
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if (!err)
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return err;
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#endif
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#endif
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#if defined(CONFIG_SPL_FS_FAT) || defined(CONFIG_SPL_FS_EXT4)
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err = -ENOENT;
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#endif
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return err;
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}
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#endif
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u32 __weak spl_mmc_boot_mode(struct mmc *mmc, const u32 boot_device)
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{
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#if defined(CONFIG_SPL_FS_FAT) || defined(CONFIG_SPL_FS_EXT4)
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return MMCSD_MODE_FS;
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#elif defined(CONFIG_SUPPORT_EMMC_BOOT)
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return MMCSD_MODE_EMMCBOOT;
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#else
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return MMCSD_MODE_RAW;
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#endif
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}
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#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
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int __weak spl_mmc_boot_partition(const u32 boot_device)
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{
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return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION;
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}
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#endif
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unsigned long __weak arch_spl_mmc_get_uboot_raw_sector(struct mmc *mmc,
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unsigned long raw_sect)
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{
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return raw_sect;
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}
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unsigned long __weak board_spl_mmc_get_uboot_raw_sector(struct mmc *mmc,
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unsigned long raw_sect)
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{
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return arch_spl_mmc_get_uboot_raw_sector(mmc, raw_sect);
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}
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unsigned long __weak spl_mmc_get_uboot_raw_sector(struct mmc *mmc,
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unsigned long raw_sect)
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{
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return board_spl_mmc_get_uboot_raw_sector(mmc, raw_sect);
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}
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int default_spl_mmc_emmc_boot_partition(struct mmc *mmc)
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{
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int part;
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#ifdef CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
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part = CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION;
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#else
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/*
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* We need to check what the partition is configured to.
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* 1 and 2 match up to boot0 / boot1 and 7 is user data
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* which is the first physical partition (0).
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*/
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part = EXT_CSD_EXTRACT_BOOT_PART(mmc->part_config);
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if (part == 7)
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part = 0;
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#endif
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return part;
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}
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int __weak spl_mmc_emmc_boot_partition(struct mmc *mmc)
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{
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return default_spl_mmc_emmc_boot_partition(mmc);
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}
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static int spl_mmc_get_mmc_devnum(struct mmc *mmc)
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{
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struct blk_desc *block_dev;
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#if !CONFIG_IS_ENABLED(BLK)
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block_dev = &mmc->block_dev;
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#else
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block_dev = mmc_get_blk_desc(mmc);
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#endif
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return block_dev->devnum;
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}
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static struct mmc *mmc;
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void spl_mmc_clear_cache(void)
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{
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mmc = NULL;
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}
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int spl_mmc_load(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev,
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const char *filename,
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int raw_part,
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unsigned long raw_sect)
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{
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u32 boot_mode;
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int err = 0;
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__maybe_unused int part = 0;
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int mmc_dev;
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/* Perform peripheral init only once for an mmc device */
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mmc_dev = spl_mmc_get_device_index(bootdev->boot_device);
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if (!mmc || spl_mmc_get_mmc_devnum(mmc) != mmc_dev) {
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err = spl_mmc_find_device(&mmc, bootdev->boot_device);
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if (err)
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return err;
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err = mmc_init(mmc);
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if (err) {
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mmc = NULL;
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#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
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printf("spl: mmc init failed with error: %d\n", err);
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#endif
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return err;
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}
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}
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boot_mode = spl_mmc_boot_mode(mmc, bootdev->boot_device);
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err = -EINVAL;
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switch (boot_mode) {
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case MMCSD_MODE_EMMCBOOT:
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part = spl_mmc_emmc_boot_partition(mmc);
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if (CONFIG_IS_ENABLED(MMC_TINY))
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err = mmc_switch_part(mmc, part);
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else
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err = blk_dselect_hwpart(mmc_get_blk_desc(mmc), part);
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if (err) {
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#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
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puts("spl: mmc partition switch failed\n");
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#endif
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return err;
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}
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/* Fall through */
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case MMCSD_MODE_RAW:
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debug("spl: mmc boot mode: raw\n");
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if (!spl_start_uboot()) {
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err = mmc_load_image_raw_os(spl_image, bootdev, mmc);
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if (!err)
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return err;
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}
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raw_sect = spl_mmc_get_uboot_raw_sector(mmc, raw_sect);
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#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
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err = mmc_load_image_raw_partition(spl_image, bootdev,
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mmc, raw_part,
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raw_sect);
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if (!err)
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return err;
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#endif
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#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
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err = mmc_load_image_raw_sector(spl_image, bootdev, mmc,
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raw_sect + spl_mmc_raw_uboot_offset(part));
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if (!err)
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return err;
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#endif
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/* If RAW mode fails, try FS mode. */
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#ifdef CONFIG_SYS_MMCSD_FS_BOOT
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case MMCSD_MODE_FS:
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debug("spl: mmc boot mode: fs\n");
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err = spl_mmc_do_fs_boot(spl_image, bootdev, mmc, filename);
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if (!err)
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return err;
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break;
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#endif
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#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
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default:
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puts("spl: mmc: wrong boot mode\n");
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#endif
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}
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return err;
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}
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int spl_mmc_load_image(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev)
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{
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return spl_mmc_load(spl_image, bootdev,
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#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
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CONFIG_SPL_FS_LOAD_PAYLOAD_NAME,
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#else
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NULL,
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#endif
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#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
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spl_mmc_boot_partition(bootdev->boot_device),
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#else
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0,
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#endif
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#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
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CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR);
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#else
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0);
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#endif
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}
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SPL_LOAD_IMAGE_METHOD("MMC1", 0, BOOT_DEVICE_MMC1, spl_mmc_load_image);
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SPL_LOAD_IMAGE_METHOD("MMC2", 0, BOOT_DEVICE_MMC2, spl_mmc_load_image);
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SPL_LOAD_IMAGE_METHOD("MMC2_2", 0, BOOT_DEVICE_MMC2_2, spl_mmc_load_image);
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