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authorMichael Shalayeff <mickey@cvs.openbsd.org>1997-05-29 04:33:41 +0000
committerMichael Shalayeff <mickey@cvs.openbsd.org>1997-05-29 04:33:41 +0000
commitb1ea123a7ee4a54648cd09b824288a671d39ccb5 (patch)
tree7b7f45cf28428fd40451ed3c5b3de9b36aeaa4d7
parent2d9512810dc82fda793e15b0602fb387557fb8e4 (diff)
safety
-rw-r--r--sys/arch/i386/stand/libsa/bioskbd.S6
1 files changed, 5 insertions, 1 deletions
diff --git a/sys/arch/i386/stand/libsa/bioskbd.S b/sys/arch/i386/stand/libsa/bioskbd.S
index 4a3dda4746b..e1f6f9a14ed 100644
--- a/sys/arch/i386/stand/libsa/bioskbd.S
+++ b/sys/arch/i386/stand/libsa/bioskbd.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: bioskbd.S,v 1.5 1997/04/21 19:47:32 mickey Exp $ */
+/* $OpenBSD: bioskbd.S,v 1.6 1997/05/29 04:33:40 mickey Exp $ */
/*
* Copyright (c) 1997 Michael Shalayeff
@@ -77,9 +77,11 @@ ENTRY(kbd_putc)
* read character from keyboard
*/
ENTRY(kbd_getc)
+ pushl %ebx
movb $0, %ah
BIOSINT(0x16)
movzbl %al, %eax
+ popl %ebx
ret
/*
@@ -87,9 +89,11 @@ ENTRY(kbd_getc)
* check if there is character available from keyboard
*/
ENTRY(kbd_ischar)
+ pushl %ebx
movb $1, %ah
BIOSINT(0x16)
setnz %al
movzbl %al, %eax
+ popl %ebx
ret