diff options
Diffstat (limited to 'packages/linux/nas100d-kernel/2.6.14/10-mtdpart-redboot-fis-byteswap.patch')
| -rw-r--r-- | packages/linux/nas100d-kernel/2.6.14/10-mtdpart-redboot-fis-byteswap.patch | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/packages/linux/nas100d-kernel/2.6.14/10-mtdpart-redboot-fis-byteswap.patch b/packages/linux/nas100d-kernel/2.6.14/10-mtdpart-redboot-fis-byteswap.patch deleted file mode 100644 index 37d19bd1b0..0000000000 --- a/packages/linux/nas100d-kernel/2.6.14/10-mtdpart-redboot-fis-byteswap.patch +++ /dev/null @@ -1,44 +0,0 @@ -On IXP4XX systems the FIS directory is big endian even with a little -endian kernel. This patch recognises the FIS directory on such a -system and byte swaps it to obtain a valid table based on the 'size' -field of the FIS directory (the size field is know to always match the -erase block size on such systems, and probably all systems.) - ---- linux-2.6.13/.pc/10-mtdpart-redboot-fis-byteswap.patch/drivers/mtd/redboot.c 2005-08-28 16:41:01.000000000 -0700 -+++ linux-2.6.13/drivers/mtd/redboot.c 2005-10-23 21:44:59.999694674 -0700 -@@ -89,8 +89,34 @@ - i = numslots; - break; - } -- if (!memcmp(buf[i].name, "FIS directory", 14)) -+ if (!memcmp(buf[i].name, "FIS directory", 14)) { -+ /* This is apparently the FIS directory entry for the -+ * FIS directory itself. The FIS directory size is -+ * one erase block, if the buf[i].size field is -+ * swab32(erasesize) then we know we are looking at -+ * a byte swapped FIS directory - swap all the entries! -+ * (NOTE: this is 'size' not 'data_length', size is -+ * the full size of the entry.) -+ */ -+ if (swab32(buf[i].size) == master->erasesize) { -+ int j; -+ for (j = 0; j < numslots && buf[j].name[0] != 0xff; ++j) { -+ /* The unsigned long fields were written with the -+ * wrong byte sex, name and pad have no byte sex. -+ */ -+# define do_swab32(x) (x) = swab32(x) -+ do_swab32(buf[j].flash_base); -+ do_swab32(buf[j].mem_base); -+ do_swab32(buf[j].size); -+ do_swab32(buf[j].entry_point); -+ do_swab32(buf[j].data_length); -+ do_swab32(buf[j].desc_cksum); -+ do_swab32(buf[j].file_cksum); -+# undef do_swab32 -+ } -+ } - break; -+ } - } - if (i == numslots) { - /* Didn't find it */ |