[PATCH] mtd-utils: add support for 4k pages.
Sebastian Siewior
bigeasy at linutronix.de
Wed Aug 20 06:32:14 EDT 2008
From: Thomas Gleixner <tglx at linutronix.de>
Add support for 4K pages in nanddump & nandwrite.
Signed-off-by: Thomas Gleixner <tglx at linutronix.de>
Signed-off-by: Sebastian Siewior <bigeasy at linutronix.de>
---
Original patch was done by tglx, I just made sure it still applies and
works on latest git.
nanddump.c | 7 ++++---
nandwrite.c | 7 ++++---
2 files changed, 8 insertions(+), 6 deletions(-)
diff --git a/nanddump.c b/nanddump.c
index 9e10de4..be40287 100644
--- a/nanddump.c
+++ b/nanddump.c
@@ -159,8 +159,8 @@ void process_options (int argc, char *argv[])
/*
* Buffers for reading data from flash
*/
-unsigned char readbuf[2048];
-unsigned char oobbuf[64];
+unsigned char readbuf[4096];
+unsigned char oobbuf[128];
/*
* Main program
@@ -194,7 +194,8 @@ int main(int argc, char **argv)
}
/* Make sure device page sizes are valid */
- if (!(meminfo.oobsize == 64 && meminfo.writesize == 2048) &&
+ if (!(meminfo.oobsize == 128 && meminfo.writesize == 4096) &&
+ !(meminfo.oobsize == 64 && meminfo.writesize == 2048) &&
!(meminfo.oobsize == 32 && meminfo.writesize == 1024) &&
!(meminfo.oobsize == 16 && meminfo.writesize == 512) &&
!(meminfo.oobsize == 8 && meminfo.writesize == 256)) {
diff --git a/nandwrite.c b/nandwrite.c
index a5462ae..e745fba 100644
--- a/nandwrite.c
+++ b/nandwrite.c
@@ -39,8 +39,8 @@
#define PROGRAM "nandwrite"
#define VERSION "$Revision: 1.32 $"
-#define MAX_PAGE_SIZE 2048
-#define MAX_OOB_SIZE 64
+#define MAX_PAGE_SIZE 4096
+#define MAX_OOB_SIZE 128
/*
* Buffer array used for writing data
@@ -248,7 +248,8 @@ int main(int argc, char **argv)
/* Make sure device page sizes are valid */
if (!(meminfo.oobsize == 16 && meminfo.writesize == 512) &&
!(meminfo.oobsize == 8 && meminfo.writesize == 256) &&
- !(meminfo.oobsize == 64 && meminfo.writesize == 2048)) {
+ !(meminfo.oobsize == 64 && meminfo.writesize == 2048) &&
+ !(meminfo.oobsize == 128 && meminfo.writesize == 4096)) {
fprintf(stderr, "Unknown flash (not normal NAND)\n");
close(fd);
exit(1);
--
1.5.5.2
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