diff options
Diffstat (limited to 'drivers/mmc/fsl_esdhc_spl.c')
| -rw-r--r-- | drivers/mmc/fsl_esdhc_spl.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/drivers/mmc/fsl_esdhc_spl.c b/drivers/mmc/fsl_esdhc_spl.c index 8fc263f4f4..b1cb4b3534 100644 --- a/drivers/mmc/fsl_esdhc_spl.c +++ b/drivers/mmc/fsl_esdhc_spl.c @@ -19,6 +19,32 @@ #define MBRDBR_BOOT_SIG_AA 0x1ff #define CONFIG_CFG_DATA_SECTOR 0 + +void mmc_spl_load_image(uint32_t offs, unsigned int size, void *vdst) +{ + uint blk_start, blk_cnt, err; + + struct mmc *mmc = find_mmc_device(0); + if (!mmc) { + puts("spl: mmc device not found!!\n"); + hang(); + } + + if (mmc_init(mmc)) { + puts("MMC init failed\n"); + return; + } + + blk_start = ALIGN(offs, mmc->read_bl_len) / mmc->read_bl_len; + blk_cnt = ALIGN(size, mmc->read_bl_len) / mmc->read_bl_len; + + err = mmc->block_dev.block_read(0, blk_start, blk_cnt, vdst); + if (err != blk_cnt) { + puts("spl: mmc read failed!!\n"); + hang(); + } +} + /* * The main entry for mmc booting. It's necessary that SDRAM is already * configured and available since this code loads the main U-Boot image @@ -29,10 +55,12 @@ void __noreturn mmc_boot(void) { __attribute__((noreturn)) void (*uboot)(void); uint blk_start, blk_cnt, err; - u32 blklen; +#ifndef CONFIG_FSL_CORENET uchar *tmp_buf; + u32 blklen; uchar val; uint i, byte_num; +#endif u32 offset, code_len; struct mmc *mmc; @@ -102,7 +130,9 @@ void __noreturn mmc_boot(void) (uchar *)CONFIG_SYS_MMC_U_BOOT_DST); if (err != blk_cnt) { puts("spl: mmc read failed!!\n"); +#ifndef CONFIG_FSL_CORENET free(tmp_buf); +#endif hang(); } |
