Commit 1b6ca18b authored by Pantelis Antoniou's avatar Pantelis Antoniou Committed by Marek Vasut
Browse files

dfu: Add a partition type target



Dealing with raw block numbers with the dfu is very annoying.
Introduce a partition method.
Signed-off-by: default avatarPantelis Antoniou <panto@antoniou-consulting.com>
parent 80eb1bd0
......@@ -21,6 +21,7 @@
#include <common.h>
#include <malloc.h>
#include <errno.h>
#include <dfu.h>
enum dfu_mmc_op {
......@@ -153,6 +154,10 @@ int dfu_read_medium_mmc(struct dfu_entity *dfu, void *buf, long *len)
int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *s)
{
int dev, part;
struct mmc *mmc;
block_dev_desc_t *blk_dev;
disk_partition_t partinfo;
char *st;
dfu->dev_type = DFU_DEV_MMC;
......@@ -166,8 +171,34 @@ int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *s)
dfu->layout = DFU_FS_FAT;
} else if (!strcmp(st, "ext4")) {
dfu->layout = DFU_FS_EXT4;
} else if (!strcmp(st, "part")) {
dfu->layout = DFU_RAW_ADDR;
dev = simple_strtoul(s, &s, 10);
s++;
part = simple_strtoul(s, &s, 10);
mmc = find_mmc_device(dev);
if (mmc == NULL || mmc_init(mmc)) {
printf("%s: could not find mmc device #%d!\n", __func__, dev);
return -ENODEV;
}
blk_dev = &mmc->block_dev;
if (get_partition_info(blk_dev, part, &partinfo) != 0) {
printf("%s: could not find partition #%d on mmc device #%d!\n",
__func__, part, dev);
return -ENODEV;
}
dfu->data.mmc.lba_start = partinfo.start;
dfu->data.mmc.lba_size = partinfo.size;
dfu->data.mmc.lba_blk_size = partinfo.blksz;
} else {
printf("%s: Memory layout (%s) not supported!\n", __func__, st);
return -ENODEV;
}
if (dfu->layout == DFU_FS_EXT4 || dfu->layout == DFU_FS_FAT) {
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment