From 3bf0631a5e886fec8f0b5c12d8fee3410bd3739f Mon Sep 17 00:00:00 2001
From: mycroft <mycroft@NetBSD.org>
Date: Thu, 3 Mar 1994 19:11:59 +0000
Subject: [PATCH] Flush the keyboard buffer before and after the reset.  This
 should now work on all machines and keyboards.

---
 sys/arch/i386/isa/pccons.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/sys/arch/i386/isa/pccons.c b/sys/arch/i386/isa/pccons.c
index 82365dcb721d..49d6bc7972e3 100644
--- a/sys/arch/i386/isa/pccons.c
+++ b/sys/arch/i386/isa/pccons.c
@@ -35,7 +35,7 @@
  * SUCH DAMAGE.
  *
  *	from: @(#)pccons.c	5.11 (Berkeley) 5/21/91
- *	$Id: pccons.c,v 1.55 1994/03/02 08:03:02 mycroft Exp $
+ *	$Id: pccons.c,v 1.56 1994/03/03 19:11:59 mycroft Exp $
  */
 
 /*
@@ -340,6 +340,9 @@ pcprobe(dev)
 	}
 
 #if 0
+	/* Flush any garbage. */
+	while (inb(KBSTATP) & KBS_DIB)
+		(void) inb(KBDATAP);
 	/* Reset the keyboard. */
 	if (!kbd_cmd(KBC_RESET, 1)) {
 		printf("pcprobe: reset error %d\n", 1);
@@ -350,6 +353,9 @@ pcprobe(dev)
 		printf("pcprobe: reset error %d\n", 2);
 		goto lose;
 	}
+	/* Flush any garbage. */
+	while (inb(KBSTATP) & KBS_DIB)
+		(void) inb(KBDATAP);
 	/* Just to be safe. */
 	if (!kbd_cmd(KBC_ENABLE, 1)) {
 		printf("pcprobe: reset error %d\n", 3);