diff options
Diffstat (limited to 'common/env_mmc.c')
| -rw-r--r-- | common/env_mmc.c | 43 |
1 files changed, 22 insertions, 21 deletions
diff --git a/common/env_mmc.c b/common/env_mmc.c index 96398224cc..bdb452e58c 100644 --- a/common/env_mmc.c +++ b/common/env_mmc.c @@ -54,6 +54,11 @@ __weak int mmc_get_env_addr(struct mmc *mmc, int copy, u32 *env_addr) return 0; } +__weak int mmc_get_env_dev(void) +{ + return CONFIG_SYS_MMC_ENV_DEV; +} + int env_init(void) { /* use default */ @@ -69,21 +74,22 @@ __weak uint mmc_get_env_part(struct mmc *mmc) return CONFIG_SYS_MMC_ENV_PART; } +static unsigned char env_mmc_orig_hwpart; + static int mmc_set_env_part(struct mmc *mmc) { uint part = mmc_get_env_part(mmc); - int dev = CONFIG_SYS_MMC_ENV_DEV; + int dev = mmc_get_env_dev(); int ret = 0; #ifdef CONFIG_SPL_BUILD dev = 0; #endif - if (part != mmc->part_num) { - ret = mmc_switch_part(dev, part); - if (ret) - puts("MMC partition switch failed\n"); - } + env_mmc_orig_hwpart = mmc->block_dev.hwpart; + ret = mmc_select_hwpart(dev, part); + if (ret) + puts("MMC partition switch failed\n"); return ret; } @@ -108,13 +114,12 @@ static const char *init_mmc_for_env(struct mmc *mmc) static void fini_mmc_for_env(struct mmc *mmc) { #ifdef CONFIG_SYS_MMC_ENV_PART - int dev = CONFIG_SYS_MMC_ENV_DEV; + int dev = mmc_get_env_dev(); #ifdef CONFIG_SPL_BUILD dev = 0; #endif - if (mmc_get_env_part(mmc) != mmc->part_num) - mmc_switch_part(dev, mmc->part_num); + mmc_select_hwpart(dev, env_mmc_orig_hwpart); #endif } @@ -127,7 +132,7 @@ static inline int write_env(struct mmc *mmc, unsigned long size, blk_start = ALIGN(offset, mmc->write_bl_len) / mmc->write_bl_len; blk_cnt = ALIGN(size, mmc->write_bl_len) / mmc->write_bl_len; - n = mmc->block_dev.block_write(CONFIG_SYS_MMC_ENV_DEV, blk_start, + n = mmc->block_dev.block_write(&mmc->block_dev, blk_start, blk_cnt, (u_char *)buffer); return (n == blk_cnt) ? 0 : -1; @@ -140,7 +145,8 @@ static unsigned char env_flags; int saveenv(void) { ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1); - struct mmc *mmc = find_mmc_device(CONFIG_SYS_MMC_ENV_DEV); + int dev = mmc_get_env_dev(); + struct mmc *mmc = find_mmc_device(dev); u32 offset; int ret, copy = 0; const char *errmsg; @@ -167,8 +173,7 @@ int saveenv(void) goto fini; } - printf("Writing to %sMMC(%d)... ", copy ? "redundant " : "", - CONFIG_SYS_MMC_ENV_DEV); + printf("Writing to %sMMC(%d)... ", copy ? "redundant " : "", dev); if (write_env(mmc, CONFIG_ENV_SIZE, offset, (u_char *)env_new)) { puts("failed\n"); ret = 1; @@ -192,16 +197,12 @@ static inline int read_env(struct mmc *mmc, unsigned long size, unsigned long offset, const void *buffer) { uint blk_start, blk_cnt, n; - int dev = CONFIG_SYS_MMC_ENV_DEV; - -#ifdef CONFIG_SPL_BUILD - dev = 0; -#endif blk_start = ALIGN(offset, mmc->read_bl_len) / mmc->read_bl_len; blk_cnt = ALIGN(size, mmc->read_bl_len) / mmc->read_bl_len; - n = mmc->block_dev.block_read(dev, blk_start, blk_cnt, (uchar *)buffer); + n = mmc->block_dev.block_read(&mmc->block_dev, blk_start, blk_cnt, + (uchar *)buffer); return (n == blk_cnt) ? 0 : -1; } @@ -216,7 +217,7 @@ void env_relocate_spec(void) int crc1_ok = 0, crc2_ok = 0; env_t *ep; int ret; - int dev = CONFIG_SYS_MMC_ENV_DEV; + int dev = mmc_get_env_dev(); const char *errmsg = NULL; ALLOC_CACHE_ALIGN_BUFFER(env_t, tmp_env1, 1); @@ -302,7 +303,7 @@ void env_relocate_spec(void) struct mmc *mmc; u32 offset; int ret; - int dev = CONFIG_SYS_MMC_ENV_DEV; + int dev = mmc_get_env_dev(); const char *errmsg; #ifdef CONFIG_SPL_BUILD |