Module Name: src
Committed By: jakllsch
Date: Sun Feb 20 22:03:13 UTC 2011
Modified Files:
src/sys/arch/i386/stand/lib: biosvbe.S
Log Message:
Follow a minor detail in the spec a bit more closely.
To generate a diff of this commit:
cvs rdiff -u -r1.2 -r1.3 src/sys/arch/i386/stand/lib/biosvbe.S
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/i386/stand/lib/biosvbe.S
diff -u src/sys/arch/i386/stand/lib/biosvbe.S:1.2 src/sys/arch/i386/stand/lib/biosvbe.S:1.3
--- src/sys/arch/i386/stand/lib/biosvbe.S:1.2 Wed Feb 9 04:37:54 2011
+++ src/sys/arch/i386/stand/lib/biosvbe.S Sun Feb 20 22:03:13 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: biosvbe.S,v 1.2 2011/02/09 04:37:54 jmcneill Exp $ */
+/* $NetBSD: biosvbe.S,v 1.3 2011/02/20 22:03:13 jakllsch Exp $ */
/*-
* Copyright (c) 2009 Jared D. McNeill <[email protected]>
@@ -273,14 +273,18 @@
call _C_LABEL(prot_to_real)
.code16
+ pushw %es
+
+ xorw %di, %di
+ movw %di, %es /* es:di == 0:0 */
+
movw $0x4f15, %ax /* display identification extensions */
mov $0x00, %bx /* report DDC capabilities */
-
- movl $0x0000, %esi /* ES:DI == 0:0 */
- movl $0x0000, %edi
mov $0x00, %cx /* controller unit number (00h = primary) */
int $0x10
+ popw %es
+
calll _C_LABEL(real_to_prot)
.code32
