Support for ext4 file system handling at DFU.
Signed-off-by: Lukasz Majewski l.majewski@samsung.com Signed-off-by: Kyungmin Park kyungmin.park@samsung.com --- drivers/dfu/dfu_mmc.c | 32 ++++++++++++++++++++++++++------ 1 files changed, 26 insertions(+), 6 deletions(-)
diff --git a/drivers/dfu/dfu_mmc.c b/drivers/dfu/dfu_mmc.c index 060145b..2270a61 100644 --- a/drivers/dfu/dfu_mmc.c +++ b/drivers/dfu/dfu_mmc.c @@ -63,10 +63,23 @@ static int mmc_file_op(enum dfu_mmc_op op, struct dfu_entity *dfu, char *str_env; int ret;
- sprintf(cmd_buf, "fat%s mmc %d:%d 0x%x %s %lx", - op == DFU_OP_READ ? "load" : "write", - dfu->data.mmc.dev, dfu->data.mmc.part, - (unsigned int) buf, dfu->name, *len); + switch (dfu->layout) { + case DFU_FS_FAT: + sprintf(cmd_buf, "fat%s mmc %d:%d 0x%x %s %lx", + op == DFU_OP_READ ? "load" : "write", + dfu->data.mmc.dev, dfu->data.mmc.part, + (unsigned int) buf, dfu->name, *len); + break; + case DFU_FS_EXT4: + sprintf(cmd_buf, "ext4%s mmc %d:%d /%s 0x%x %ld", + op == DFU_OP_READ ? "load" : "write", + dfu->data.mmc.dev, dfu->data.mmc.part, + dfu->name, (unsigned int) buf, *len); + break; + default: + printf("%s: Layout (%s) not (yet) supported!\n", __func__, + dfu_get_layout(dfu->layout)); + }
debug("%s: %s 0x%p\n", __func__, cmd_buf, cmd_buf);
@@ -107,6 +120,7 @@ int dfu_write_medium_mmc(struct dfu_entity *dfu, void *buf, long *len) ret = mmc_block_write(dfu, buf, len); break; case DFU_FS_FAT: + case DFU_FS_EXT4: ret = mmc_file_write(dfu, buf, len); break; default: @@ -126,6 +140,7 @@ int dfu_read_medium_mmc(struct dfu_entity *dfu, void *buf, long *len) ret = mmc_block_read(dfu, buf, len); break; case DFU_FS_FAT: + case DFU_FS_EXT4: ret = mmc_file_read(dfu, buf, len); break; default: @@ -149,12 +164,17 @@ int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *s) dfu->data.mmc.lba_blk_size = get_mmc_blk_size(dfu->dev_num); } else if (!strcmp(st, "fat")) { dfu->layout = DFU_FS_FAT; - dfu->data.mmc.dev = simple_strtoul(s, &s, 10); - dfu->data.mmc.part = simple_strtoul(++s, &s, 10); + } else if (!strcmp(st, "ext4")) { + dfu->layout = DFU_FS_EXT4; } else { printf("%s: Memory layout (%s) not supported!\n", __func__, st); }
+ if (dfu->layout == DFU_FS_EXT4 || dfu->layout == DFU_FS_FAT) { + dfu->data.mmc.dev = simple_strtoul(s, &s, 10); + dfu->data.mmc.part = simple_strtoul(++s, &s, 10); + } + dfu->read_medium = dfu_read_medium_mmc; dfu->write_medium = dfu_write_medium_mmc;