66 lines
2.0 KiB
Diff
66 lines
2.0 KiB
Diff
From a4d005c91d403d9f3d0272db6cc46202c06ec774 Mon Sep 17 00:00:00 2001
|
|
From: Axel Gembe <ago@bastart.eu.org>
|
|
Date: Mon, 12 May 2008 18:54:09 +0200
|
|
Subject: [PATCH] bcm963xx: flashmap support
|
|
|
|
Signed-off-by: Axel Gembe <ago@bastart.eu.org>
|
|
---
|
|
arch/mips/bcm63xx/boards/board_bcm963xx.c | 19 +----------------
|
|
drivers/mtd/maps/bcm963xx-flash.c | 32 ++++++++++++++++++++++++----
|
|
drivers/mtd/redboot.c | 13 +++++++++--
|
|
3 files changed, 38 insertions(+), 26 deletions(-)
|
|
|
|
--- a/arch/mips/bcm63xx/dev-flash.c
|
|
+++ b/arch/mips/bcm63xx/dev-flash.c
|
|
@@ -35,7 +35,7 @@ static struct mtd_partition mtd_partitio
|
|
}
|
|
};
|
|
|
|
-static const char *bcm63xx_part_types[] = { "bcm63xxpart", NULL };
|
|
+static const char *bcm63xx_part_types[] = { "bcm63xxpart", "RedBoot", NULL };
|
|
|
|
static struct physmap_flash_data flash_data = {
|
|
.width = 2,
|
|
--- a/drivers/mtd/parsers/redboot.c
|
|
+++ b/drivers/mtd/parsers/redboot.c
|
|
@@ -84,6 +84,7 @@ static int parse_redboot_partitions(stru
|
|
int nulllen = 0;
|
|
int numslots;
|
|
unsigned long offset;
|
|
+ unsigned long fis_origin = 0;
|
|
#ifdef CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED
|
|
static char nullstring[] = "unallocated";
|
|
#endif
|
|
@@ -190,6 +191,16 @@ static int parse_redboot_partitions(stru
|
|
goto out;
|
|
}
|
|
|
|
+ if (data && data->origin) {
|
|
+ fis_origin = data->origin;
|
|
+ } else {
|
|
+ for (i = 0; i < numslots; i++) {
|
|
+ if (!strncmp(buf[i].name, "RedBoot", 8)) {
|
|
+ fis_origin = (buf[i].flash_base & ((master->size << 1) - 1));
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+
|
|
for (i = 0; i < numslots; i++) {
|
|
struct fis_list *new_fl, **prev;
|
|
|
|
@@ -210,10 +221,10 @@ static int parse_redboot_partitions(stru
|
|
goto out;
|
|
}
|
|
new_fl->img = &buf[i];
|
|
- if (data && data->origin)
|
|
- buf[i].flash_base -= data->origin;
|
|
- else
|
|
- buf[i].flash_base &= master->size-1;
|
|
+ if (fis_origin)
|
|
+ buf[i].flash_base -= fis_origin;
|
|
+
|
|
+ buf[i].flash_base &= (master->size << 1) - 1;
|
|
|
|
/* I'm sure the JFFS2 code has done me permanent damage.
|
|
* I now think the following is _normal_
|