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author | Hauke Mehrtens <hauke@hauke-m.de> | 2013-06-12 14:47:53 +0000 |
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committer | Hauke Mehrtens <hauke@hauke-m.de> | 2013-06-12 14:47:53 +0000 |
commit | 990423f3efad559289c3a084f2cb40a0c0f2834e (patch) | |
tree | 89ea0a102a2d4c3cc632940d6a267049f3ad82e1 /target/linux/brcm47xx/patches-3.9/027-mtd-bcm47xxpart-get-nvram.patch | |
parent | 4e0c64978345a1b70acff60f53e24695b02ffa21 (diff) | |
download | master-31e0f0ae-990423f3efad559289c3a084f2cb40a0c0f2834e.tar.gz master-31e0f0ae-990423f3efad559289c3a084f2cb40a0c0f2834e.tar.bz2 master-31e0f0ae-990423f3efad559289c3a084f2cb40a0c0f2834e.zip |
brcm47xx: add initial support for kernel 3.9
SVN-Revision: 36926
Diffstat (limited to 'target/linux/brcm47xx/patches-3.9/027-mtd-bcm47xxpart-get-nvram.patch')
-rw-r--r-- | target/linux/brcm47xx/patches-3.9/027-mtd-bcm47xxpart-get-nvram.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-3.9/027-mtd-bcm47xxpart-get-nvram.patch b/target/linux/brcm47xx/patches-3.9/027-mtd-bcm47xxpart-get-nvram.patch new file mode 100644 index 0000000000..4cd78c2011 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.9/027-mtd-bcm47xxpart-get-nvram.patch @@ -0,0 +1,34 @@ +--- a/drivers/mtd/bcm47xxpart.c ++++ b/drivers/mtd/bcm47xxpart.c +@@ -65,6 +65,7 @@ static int bcm47xxpart_parse(struct mtd_ + int trx_part = -1; + int last_trx_part = -1; + int possible_nvram_sizes[] = { 0x8000, 0xF000, 0x10000, }; ++ bool found_nvram = false; + + if (blocksize <= 0x10000) + blocksize = 0x10000; +@@ -190,12 +191,23 @@ static int bcm47xxpart_parse(struct mtd_ + if (buf[0] == NVRAM_HEADER) { + bcm47xxpart_add_part(&parts[curr_part++], "nvram", + master->size - blocksize, 0); ++ found_nvram = true; + break; + } + } + + kfree(buf); + ++ if (!found_nvram) { ++ pr_err("can not find a nvram partition reserve last block\n"); ++ bcm47xxpart_add_part(&parts[curr_part++], "nvram_guess", ++ master->size - blocksize * 2, MTD_WRITEABLE); ++ for (i = 0; i < curr_part; i++) { ++ if (parts[i].size + parts[i].offset == master->size) ++ parts[i].offset -= blocksize * 2; ++ } ++ } ++ + /* + * Assume that partitions end at the beginning of the one they are + * followed by. |