3 * Texas Instruments, <www.ti.com>
5 * Aneesh V <aneesh@ti.com>
7 * SPDX-License-Identifier: GPL-2.0+
11 #include <asm/u-boot.h>
16 DECLARE_GLOBAL_DATA_PTR;
18 static int mmc_load_image_raw_sector(struct mmc *mmc, unsigned long sector)
21 u32 image_size_sectors;
22 struct image_header *header;
24 header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
25 sizeof(struct image_header));
27 /* read image header to find the image size & load address */
28 err = mmc->block_dev.block_read(0, sector, 1, header);
32 if (image_get_magic(header) != IH_MAGIC)
35 spl_parse_image_header(header);
37 /* convert size to sectors - round up */
38 image_size_sectors = (spl_image.size + mmc->read_bl_len - 1) /
41 /* Read the header too to avoid extra memcpy */
42 err = mmc->block_dev.block_read(0, sector, image_size_sectors,
43 (void *)spl_image.load_addr);
46 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
48 printf("spl: mmc blk read err - %lu\n", err);
54 #ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
55 static int mmc_load_image_raw_partition(struct mmc *mmc, int partition)
57 disk_partition_t info;
59 if (get_partition_info(&mmc->block_dev, partition, &info)) {
60 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
61 printf("spl: partition error\n");
66 return mmc_load_image_raw_sector(mmc, info.start);
70 #ifdef CONFIG_SPL_OS_BOOT
71 static int mmc_load_image_raw_os(struct mmc *mmc)
73 if (!mmc->block_dev.block_read(0,
74 CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR,
75 CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS,
76 (void *)CONFIG_SYS_SPL_ARGS_ADDR)) {
77 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
78 printf("mmc args blk read error\n");
83 return mmc_load_image_raw_sector(mmc,
84 CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR);
88 void spl_mmc_load_image(void)
94 mmc_initialize(gd->bd);
95 /* We register only one device. So, the dev id is always 0 */
96 mmc = find_mmc_device(0);
98 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
99 puts("spl: mmc device not found!!\n");
106 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
107 printf("spl: mmc init failed: err - %d\n", err);
112 boot_mode = spl_boot_mode();
113 if (boot_mode == MMCSD_MODE_RAW) {
114 debug("boot mode - RAW\n");
115 #ifdef CONFIG_SPL_OS_BOOT
116 if (spl_start_uboot() || mmc_load_image_raw_os(mmc))
118 #ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
119 err = mmc_load_image_raw_partition(mmc,
120 CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION);
122 err = mmc_load_image_raw_sector(mmc,
123 CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR);
125 #if defined(CONFIG_SPL_FAT_SUPPORT) || defined(CONFIG_SPL_EXT_SUPPORT)
127 if (err || boot_mode == MMCSD_MODE_FS) {
128 debug("boot mode - FS\n");
129 #ifdef CONFIG_SPL_FAT_SUPPORT
130 #ifdef CONFIG_SPL_OS_BOOT
131 if (spl_start_uboot() || spl_load_image_fat_os(&mmc->block_dev,
132 CONFIG_SYS_MMCSD_FS_BOOT_PARTITION))
134 err = spl_load_image_fat(&mmc->block_dev,
135 CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
136 CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
138 #endif /* CONFIG_SPL_FAT_SUPPORT */
140 #ifdef CONFIG_SPL_EXT_SUPPORT
141 #ifdef CONFIG_SPL_OS_BOOT
142 if (spl_start_uboot() || spl_load_image_ext_os(&mmc->block_dev,
143 CONFIG_SYS_MMCSD_FS_BOOT_PARTITION))
145 err = spl_load_image_ext(&mmc->block_dev,
146 CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
147 CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
148 #endif /* CONFIG_SPL_EXT_SUPPORT */
150 #endif /* defined(CONFIG_SPL_FAT_SUPPORT) || defined(CONFIG_SPL_EXT_SUPPORT) */
151 #ifdef CONFIG_SUPPORT_EMMC_BOOT
152 } else if (boot_mode == MMCSD_MODE_EMMCBOOT) {
154 * We need to check what the partition is configured to.
155 * 1 and 2 match up to boot0 / boot1 and 7 is user data
156 * which is the first physical partition (0).
158 int part = (mmc->part_config >> 3) & PART_ACCESS_MASK;
163 if (mmc_switch_part(0, part)) {
164 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
165 puts("MMC partition switch failed\n");
169 #ifdef CONFIG_SPL_OS_BOOT
170 if (spl_start_uboot() || mmc_load_image_raw_os(mmc))
172 err = mmc_load_image_raw_sector(mmc,
173 CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR);
176 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
177 puts("spl: wrong MMC boot mode\n");