diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/dfu/dfu_mmc.c | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/drivers/dfu/dfu_mmc.c b/drivers/dfu/dfu_mmc.c index 0816f46..651cfff 100644 --- a/drivers/dfu/dfu_mmc.c +++ b/drivers/dfu/dfu_mmc.c @@ -12,6 +12,7 @@ #include <errno.h> #include <div64.h> #include <dfu.h> +#include <mmc.h> static unsigned char __aligned(CONFIG_SYS_CACHELINE_SIZE) dfu_file_buf[CONFIG_SYS_DFU_MAX_FILE_SIZE]; @@ -20,8 +21,8 @@ static long dfu_file_buf_len; static int mmc_block_op(enum dfu_op op, struct dfu_entity *dfu, u64 offset, void *buf, long *len) { - char cmd_buf[DFU_CMD_BUF_SIZE]; - u32 blk_start, blk_count; + struct mmc *mmc = find_mmc_device(dfu->dev_num); + u32 blk_start, blk_count, n = 0; /* * We must ensure that we work in lba_blk_size chunks, so ALIGN @@ -38,12 +39,28 @@ static int mmc_block_op(enum dfu_op op, struct dfu_entity *dfu, return -EINVAL; } - sprintf(cmd_buf, "mmc %s %p %x %x", - op == DFU_OP_READ ? "read" : "write", - buf, blk_start, blk_count); + debug("%s: %s dev: %d start: %d cnt: %d buf: 0x%p\n", __func__, + op == DFU_OP_READ ? "MMC READ" : "MMC WRITE", dfu->dev_num, + blk_start, blk_count, buf); + switch (op) { + case DFU_OP_READ: + n = mmc->block_dev.block_read(dfu->dev_num, blk_start, + blk_count, buf); + break; + case DFU_OP_WRITE: + n = mmc->block_dev.block_write(dfu->dev_num, blk_start, + blk_count, buf); + break; + default: + error("Operation not supported\n"); + } - debug("%s: %s 0x%p\n", __func__, cmd_buf, cmd_buf); - return run_command(cmd_buf, 0); + if (n != blk_count) { + error("MMC operation failed"); + return -EIO; + } + + return 0; } static int mmc_file_buffer(struct dfu_entity *dfu, void *buf, long *len) |