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Some BIOSs insist on patching the Bios Parameter Block for some drives 

(e.g. LS-120).  Make room for this.
This commit is contained in:
ws 1998-11-11 16:46:38 +00:00
parent fa7460bdff
commit 18f9174133
1 changed files with 4 additions and 1 deletions
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5
sys/arch/i386/stand/lib/crt/bootsect/start_bootsect.S
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@ -1,4 +1,4 @@
/* $NetBSD: start_bootsect.S,v 1.6 1998/10/15 15:28:22 ws Exp $ */ /* $NetBSD: start_bootsect.S,v 1.7 1998/11/11 16:46:38 ws Exp $ */
/* BIOS bootsector startup /* BIOS bootsector startup
parts from netbsd:sys/arch/i386/boot/start.S parts from netbsd:sys/arch/i386/boot/start.S
@ -97,6 +97,9 @@ pacify_braindead_bios:
data32 data32
ljmp $0x7c0, $start1 ljmp $0x7c0, $start1
/* some BIOSs insist on patching the BPB, esp. on LS120 drives */
. = _C_LABEL(boot1) + 0x25
start1: start1:
# set up %ds # set up %ds
movl %cs, %ax movl %cs, %ax