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dfu:usb: Support for ext4

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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>
Reviewed-by: Marek Vasut <marex@denx.de>
This commit is contained in:
Łukasz Majewski 2012-08-23 23:33:55 +00:00 committed by Marek Vasut
parent 5fb29f3c48
commit 43e6627259
1 changed files with 26 additions and 6 deletions
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32
drivers/dfu/dfu_mmc.c
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@ -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;