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[int13] Include disk signature in debugging output

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The disk signature is used by some OSes (notably Windows) to identify
the boot disk, so it's useful debugging information to have.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2010-09-22 21:39:01 +01:00
parent 29ad8a922b
commit 4a30637d38
2 changed files with 9 additions and 2 deletions
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2
src/arch/i386/interface/pcbios/int13.c
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@@ -368,6 +368,8 @@ static int int13_guess_geometry ( struct int13_drive *int13 ) {
int13->drive, strerror ( rc ) );
return rc;
}
DBGC ( int13, "INT13 drive %02x has signature %08x\n",
int13->drive, mbr.signature );
/* Scan through partition table and modify guesses for heads
* and sectors_per_track if we find any used partitions.