diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-4.9/400-bcm963xx_flashmap.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-4.9/400-bcm963xx_flashmap.patch | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-4.9/400-bcm963xx_flashmap.patch b/target/linux/brcm63xx/patches-4.9/400-bcm963xx_flashmap.patch new file mode 100644 index 0000000000..c693ace363 --- /dev/null +++ b/target/linux/brcm63xx/patches-4.9/400-bcm963xx_flashmap.patch @@ -0,0 +1,65 @@ +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/redboot.c ++++ b/drivers/mtd/redboot.c +@@ -72,6 +72,7 @@ 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 +@@ -176,6 +177,16 @@ 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; + +@@ -196,10 +207,10 @@ 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_ |