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| author | Steven Whitehouse <swhiteho@redhat.com> | 2006-04-01 00:34:58 +0400 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-04-01 00:34:58 +0400 |
| commit | 86579dd06deecfa6ac88d5e84e4d63c397cd6f6d (patch) | |
| tree | b4475d3ccde53015ad84a06e4e55e64591171b75 /arch/i386/boot/edd.S | |
| parent | 7ea9ea832212c4a755650f7c7cc1ff0b63292a41 (diff) | |
| parent | a0f067802576d4eb4c65d40b8ee7d6ea3c81dd61 (diff) | |
| download | linux-86579dd06deecfa6ac88d5e84e4d63c397cd6f6d.tar.xz | |
Merge branch 'master'
Diffstat (limited to 'arch/i386/boot/edd.S')
| -rw-r--r-- | arch/i386/boot/edd.S | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/i386/boot/edd.S b/arch/i386/boot/edd.S index d8d69f2b911d..4b84ea216f2b 100644 --- a/arch/i386/boot/edd.S +++ b/arch/i386/boot/edd.S @@ -76,6 +76,8 @@ edd_mbr_sig_read: popw %es popw %bx jc edd_mbr_sig_done # on failure, we're done. + cmpb $0, %ah # some BIOSes do not set CF + jne edd_mbr_sig_done # on failure, we're done. movl (EDDBUF+EDD_MBR_SIG_OFFSET), %eax # read sig out of the MBR movl %eax, (%bx) # store success incb (EDD_MBR_SIG_NR_BUF) # note that we stored something |