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mtdparts: show net size in mtdparts list

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This patch adds an additional column to the output of list_partitions. The
additional column will contain the net size and a '(!)' beside it if the net
size is not equal to the partition size.

Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca>
CC: Wolfgang Denk <wd@denx.de>
CC: Scott Wood <scottwood@freescale.com>
This commit is contained in:
Ben Gardiner 2010-08-31 17:48:02 -04:00 • committed by Scott Wood
parent 4ba692fb1e
commit 04ac380288
1 changed files with 61 additions and 7 deletions
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68
common/cmd_mtdparts.c
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@ -1215,38 +1215,92 @@ static int generate_mtdparts_save(char *buf, u32 buflen)
return ret;
}
#if defined(CONFIG_CMD_MTDPARTS_SHOW_NET_SIZES)
/**
* Format and print out a partition list for each device from global device
* list.
* Get the net size (w/o bad blocks) of the given partition.
*
* @param mtd the mtd info
* @param part the partition
* @return the calculated net size of this partition
*/
static void list_partitions(void)
static uint64_t net_part_size(struct mtd_info *mtd, struct part_info *part)
{
if (!mtd->block_isbad)
return part->size;
uint64_t i, net_size = 0;
for (i = 0; i < part->size; i += mtd->erasesize) {
if (!mtd->block_isbad(mtd, part->offset + i))
net_size += mtd->erasesize;
}
return net_size;
}
#endif
static void print_partition_table(void)
{
struct list_head *dentry, *pentry;
struct part_info *part;
struct mtd_device *dev;
int part_num;
debug("\n---list_partitions---\n");
list_for_each(dentry, &devices) {
dev = list_entry(dentry, struct mtd_device, link);
/* list partitions for given device */
part_num = 0;
#if defined(CONFIG_CMD_MTDPARTS_SHOW_NET_SIZES)
struct mtd_info *mtd;
if (get_mtd_info(dev->id->type, dev->id->num, &mtd))
return;
printf("\ndevice %s%d <%s>, # parts = %d\n",
MTD_DEV_TYPE(dev->id->type), dev->id->num,
dev->id->mtd_id, dev->num_parts);
printf(" #: name\t\tsize\t\tnet size\toffset\t\tmask_flags\n");
list_for_each(pentry, &dev->parts) {
u32 net_size;
char *size_note;
part = list_entry(pentry, struct part_info, link);
net_size = net_part_size(mtd, part);
size_note = part->size == net_size ? " " : " (!)";
printf("%2d: %-20s0x%08x\t0x%08x%s\t0x%08x\t%d\n",
part_num, part->name, part->size,
net_size, size_note, part->offset,
part->mask_flags);
#else /* !defined(CONFIG_CMD_MTDPARTS_SHOW_NET_SIZES) */
printf("\ndevice %s%d <%s>, # parts = %d\n",
MTD_DEV_TYPE(dev->id->type), dev->id->num,
dev->id->mtd_id, dev->num_parts);
printf(" #: name\t\tsize\t\toffset\t\tmask_flags\n");
/* list partitions for given device */
part_num = 0;
list_for_each(pentry, &dev->parts) {
part = list_entry(pentry, struct part_info, link);
printf("%2d: %-20s0x%08x\t0x%08x\t%d\n",
part_num, part->name, part->size,
part->offset, part->mask_flags);
#endif /* defined(CONFIG_CMD_MTDPARTS_SHOW_NET_SIZES) */
part_num++;
}
}
if (list_empty(&devices))
printf("no partitions defined\n");
}
/**
* Format and print out a partition list for each device from global device
* list.
*/
static void list_partitions(void)
{
struct part_info *part;
debug("\n---list_partitions---\n");
print_partition_table();
/* current_mtd_dev is not NULL only when we have non empty device list */
if (current_mtd_dev) {