From 099e689b9ed68fd509b53146c55fd3a08dda3b34 Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Sat, 7 Feb 1998 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 1998-02-07

---
 pc/kbd.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pc/kbd.c b/pc/kbd.c
index 123b00b7a6f0f0495e717e29e35ccb6d988a0871..1de2713b0c9bd301d9994444236149fa0e1f913f 100644
--- a/pc/kbd.c
+++ b/pc/kbd.c
@@ -261,7 +261,9 @@ i8042intr(Ureg*, void*)
 	keyup = c&0x80;
 	c &= 0x7f;
 	if(c > sizeof kbtab){
-		print("unknown key %ux\n", c|keyup);
+		c |= keyup;
+		if(c != 0xFF)	/* these come fairly often: CAPSLOCK U Y */
+			print("unknown key %ux\n", c);
 		return;
 	}