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authorIlya Yanok <yanok@emcraft.com>2008-11-13 19:49:32 +0300
committerWolfgang Denk <wd@denx.de>2008-12-09 23:38:46 +0100
commite0b5532579eda8b4629f1b4f6e49c3cc60f52237 (patch)
treec5f93054dfad5f1c07be4116fdba556c9d27a741
parentf73846956778a7dfee83403ef9747aff77198848 (diff)
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jffs2: add sector_size field to part_info structure
This patch adds sector_size field to part_info structure (used by new JFFS2 code). Signed-off-by: Ilya Yanok <yanok@emcraft.com>
-rw-r--r--common/cmd_jffs2.c20
-rw-r--r--include/jffs2/load_kernel.h1
2 files changed, 18 insertions, 3 deletions
diff --git a/common/cmd_jffs2.c b/common/cmd_jffs2.c
index c2caade..7866c80 100644
--- a/common/cmd_jffs2.c
+++ b/common/cmd_jffs2.c
@@ -339,11 +339,15 @@ static int part_validate_nor(struct mtdids *id, struct part_info *part)
extern flash_info_t flash_info[];
flash_info_t *flash;
int offset_aligned;
- u32 end_offset;
+ u32 end_offset, sector_size = 0;
int i;
flash = &flash_info[id->num];
+ /* size of last sector */
+ part->sector_size = flash->size -
+ (flash->start[flash->sector_count-1] - flash->start[0]);
+
offset_aligned = 0;
for (i = 0; i < flash->sector_count; i++) {
if ((flash->start[i] - flash->start[0]) == part->offset) {
@@ -358,12 +362,18 @@ static int part_validate_nor(struct mtdids *id, struct part_info *part)
}
end_offset = part->offset + part->size;
+ offset_aligned = 0;
for (i = 0; i < flash->sector_count; i++) {
+ if (i) {
+ sector_size = flash->start[i] - flash->start[i-1];
+ if (part->sector_size < sector_size)
+ part->sector_size = sector_size;
+ }
if ((flash->start[i] - flash->start[0]) == end_offset)
- return 0;
+ offset_aligned = 1;
}
- if (flash->size == end_offset)
+ if (offset_aligned || flash->size == end_offset)
return 0;
printf("%s%d: partition (%s) size alignment incorrect\n",
@@ -389,6 +399,8 @@ static int part_validate_nand(struct mtdids *id, struct part_info *part)
nand = &nand_info[id->num];
+ part->sector_size = nand->erasesize;
+
if ((unsigned long)(part->offset) % nand->erasesize) {
printf("%s%d: partition (%s) start offset alignment incorrect\n",
MTD_DEV_TYPE(id->type), id->num, part->name);
@@ -424,6 +436,8 @@ static int part_validate_onenand(struct mtdids *id, struct part_info *part)
mtd = &onenand_mtd;
+ part->sector_size = mtd->erasesize;
+
if ((unsigned long)(part->offset) % mtd->erasesize) {
printf("%s%d: partition (%s) start offset"
"alignment incorrect\n",
diff --git a/include/jffs2/load_kernel.h b/include/jffs2/load_kernel.h
index e9b7d6e..8b2720e 100644
--- a/include/jffs2/load_kernel.h
+++ b/include/jffs2/load_kernel.h
@@ -50,6 +50,7 @@ struct part_info {
u32 offset; /* offset within device */
void *jffs2_priv; /* used internaly by jffs2 */
u32 mask_flags; /* kernel MTD mask flags */
+ u32 sector_size; /* size of sector */
struct mtd_device *dev; /* parent device */
};