[brcm63xx] images without tagid now fallback to the untouched partition layout (...

[openwrt/svn-archive/archive.git] / target / linux / brcm63xx / files / drivers / mtd / maps / bcm963xx-flash.c

diff --git a/target/linux/brcm63xx/files/drivers/mtd/maps/bcm963xx-flash.c b/target/linux/brcm63xx/files/drivers/mtd/maps/bcm963xx-flash.c
index 53775c9e3df283b503084e5f06213bac678f8386..e24a08110c6acd21e55d20843995b7e7ca833f7c 100644 (file)
--- a/target/linux/brcm63xx/files/drivers/mtd/maps/bcm963xx-flash.c
+++ b/target/linux/brcm63xx/files/drivers/mtd/maps/bcm963xx-flash.c
@@ -134,7 +134,7 @@ static int parse_cfe_partitions( struct mtd_info *master, struct mtd_partition *
            sscanf(buf->bccfe.kernelAddress, "%u", &kerneladdr);
            sscanf(buf->bccfe.kernelLength, "%u", &kernellen);
            sscanf(buf->bccfe.totalLength, "%u", &totallen);
-           tagidcrc = buf->bccfe.tagIdCRC;
+           tagidcrc = *(uint32_t *)&(buf->bccfe.tagIdCRC[0]);
            tagversion = &(buf->bccfe.tagVersion[0]);
            boardid = &(buf->bccfe.boardid[0]);
            break;
@@ -146,7 +146,7 @@ static int parse_cfe_partitions( struct mtd_info *master, struct mtd_partition *
            sscanf(buf->bc300.kernelAddress, "%u", &kerneladdr);
            sscanf(buf->bc300.kernelLength, "%u", &kernellen);
            sscanf(buf->bc300.totalLength, "%u", &totallen);
-           tagidcrc = buf->bc300.tagIdCRC;
+           tagidcrc = *(uint32_t *)&(buf->bc300.tagIdCRC[0]);
            tagversion = &(buf->bc300.tagVersion[0]);
            boardid = &(buf->bc300.boardid[0]);
            break;
@@ -158,7 +158,7 @@ static int parse_cfe_partitions( struct mtd_info *master, struct mtd_partition *
            sscanf(buf->ag306.kernelAddress, "%u", &kerneladdr);
            sscanf(buf->ag306.kernelLength, "%u", &kernellen);
            sscanf(buf->ag306.totalLength, "%u", &totallen);
-           tagidcrc = buf->ag306.tagIdCRC;
+           tagidcrc = *(uint32_t *)&(buf->ag306.tagIdCRC[0]);
            tagversion = &(buf->ag306.tagVersion[0]);
            boardid = &(buf->ag306.boardid[0]);
            break;
@@ -170,7 +170,7 @@ static int parse_cfe_partitions( struct mtd_info *master, struct mtd_partition *
            sscanf(buf->bc221.kernelAddress, "%u", &kerneladdr);
            sscanf(buf->bc221.kernelLength, "%u", &kernellen);
            sscanf(buf->bc221.totalLength, "%u", &totallen);
-           tagidcrc = buf->bc221.tagIdCRC;
+           tagidcrc = *(uint32_t *)&(buf->bc221.tagIdCRC[0]);
            tagversion = &(buf->bc221.tagVersion[0]);
            boardid = &(buf->bc221.boardid[0]);
            break;
@@ -182,7 +182,7 @@ static int parse_cfe_partitions( struct mtd_info *master, struct mtd_partition *
            sscanf(buf->bc310.kernelAddress, "%u", &kerneladdr);
            sscanf(buf->bc310.kernelLength, "%u", &kernellen);
            sscanf(buf->bc310.totalLength, "%u", &totallen);
-           tagidcrc = buf->bc310.tagIdCRC;
+           tagidcrc = *(uint32_t *)&(buf->bc310.tagIdCRC[0]);
            tagversion = &(buf->bc310.tagVersion[0]);
            boardid = &(buf->bc310.boardid[0]);
            break;
@@ -191,16 +191,23 @@ static int parse_cfe_partitions( struct mtd_info *master, struct mtd_partition *
            continue;
          }
 
-         calctagidcrc = tagcrc32(IMAGETAG_CRC_START, tagid, TAGID_LEN);
-         if (tagidcrc = calctagidcrc) {
+         calctagidcrc = htonl(tagcrc32(IMAGETAG_CRC_START, tagid, TAGID_LEN));
+         if (tagidcrc == calctagidcrc) {
            tagid_match = true;
            break;
          }
        }
 
        if (!tagid_match) {
-         printk(KERN_ERR PFX "Failed to find a valid tag id\n");
-         return -EIO;
+           tagid = "bcram";
+           sscanf(buf->bccfe.rootAddress,"%u", &rootfsaddr);
+           sscanf(buf->bccfe.rootLength, "%u", &rootfslen);
+           sscanf(buf->bccfe.kernelAddress, "%u", &kerneladdr);
+           sscanf(buf->bccfe.kernelLength, "%u", &kernellen);
+           sscanf(buf->bccfe.totalLength, "%u", &totallen);
+           tagidcrc = *(uint32_t *)&(buf->bccfe.tagIdCRC[0]);
+           tagversion = &(buf->bccfe.tagVersion[0]);
+           boardid = &(buf->bccfe.boardid[0]);
        }
 
        printk(KERN_INFO PFX "CFE boot tag found with version %s, board type %s, and tagid %s.\n",tagversion,boardid,tagid);
@@ -263,6 +270,7 @@ static int parse_cfe_partitions( struct mtd_info *master, struct mtd_partition *
        for (i = 0; i < nrparts; i++)
                printk(KERN_INFO PFX "Partition %d is %s offset %llx and length %llx\n", i, parts[i].name, parts[i].offset, parts[i].size);
 
+       printk(KERN_INFO PFX "Spare partition is %x offset and length %x\n", spareaddr, sparelen);
        *pparts = parts;
        vfree(buf);