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authorBen Gardiner <bengardiner@nanometrics.ca>2010-08-31 17:48:02 -0400
committerScott Wood <scottwood@freescale.com>2010-10-11 15:11:00 -0500
commit04ac380288ea8c334efdf938766e2748056a2821 (patch)
tree807853c8b0c7f6d95c3601147d8dad11c2960e14 /common/cmd_mtdparts.c
parent4ba692fb1e413db974037238370b8402c8a60750 (diff)
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mtdparts: show net size in mtdparts list
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>
Diffstat (limited to 'common/cmd_mtdparts.c')
-rw-r--r--common/cmd_mtdparts.c68
1 files changed, 61 insertions, 7 deletions
diff --git a/common/cmd_mtdparts.c b/common/cmd_mtdparts.c
index 772ad54..266844f 100644
--- a/common/cmd_mtdparts.c
+++ b/common/cmd_mtdparts.c
@@ -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) {