1
0
mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-12-23 22:59:55 +02:00
openwrt-xburst/target/linux/brcm63xx/patches-3.3/040-bcm963xx_flashmap.patch
jogo 9a987b468a brcm63xx: add support for linux 3.3
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30027 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-02-04 10:17:27 +00:00

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/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -818,7 +818,7 @@ 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/redboot.c
+++ b/drivers/mtd/redboot.c
@@ -75,6 +75,7 @@ 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
@@ -181,6 +182,16 @@ 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;
@@ -201,10 +212,10 @@ 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_