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| author | H. Peter Anvin <hpa@zytor.com> | 2007-07-11 15:45:49 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2007-07-11 15:45:49 -0700 |
| commit | 1d5d9461937c5f6a117012ea5fdafbf585a1d6fe (patch) | |
| tree | f520e93fbceaaf717aaf86d708fefd3594b9a6a1 /mbr/mbr.S | |
| parent | 03fa9f6ac11a5c6d546e2caa3cb07c3aec729a1e (diff) | |
| download | syslinux-elf-1d5d9461937c5f6a117012ea5fdafbf585a1d6fe.tar.gz syslinux-elf-1d5d9461937c5f6a117012ea5fdafbf585a1d6fe.tar.xz syslinux-elf-1d5d9461937c5f6a117012ea5fdafbf585a1d6fe.zip | |
Shave two more bytes off the MBR
Diffstat (limited to 'mbr/mbr.S')
| -rw-r--r-- | mbr/mbr.S | 7 |
1 files changed, 3 insertions, 4 deletions
@@ -194,11 +194,10 @@ scan_partition_table: movb $4, %cl /* cx == 0 here */ 7: movb 4(%di), %al - cmpb $0x05, %al /* MS-DOS extended */ + cmpb $0x0f, %al /* 0x0f = Win9x extended */ je 8f - cmpb $0x0f, %al /* Win9x extended */ - je 8f - cmpb $0x85, %al /* Linux extended */ + andb $~0x80, %al /* 0x85 = Linux extended */ + cmpb $0x05, %al /* 0x05 = MS-DOS extended */ jne 9f /* It is an extended partition. Read the extended partition and |