From f3e9c5ce31264acc73d77e744d13377f38aeabb6 Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Sat, 25 Dec 1993 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 1993-12-25

---
 pc/devvga.c | 2 +-
 pc/trap.c   | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/pc/devvga.c b/pc/devvga.c
index 29003240fa9065c20a9703832c91fcb3c0be79c1..86f45cf4aee34734960ed2cb698ef18b2b0e3db9 100644
--- a/pc/devvga.c
+++ b/pc/devvga.c
@@ -565,7 +565,7 @@ screenload(Rectangle r, uchar *data, int tl, int l)
 			*q ^= (*data^*q) & m;
 			if(tl > 2)
 				memmove(q+1, data+1, tl-2);
-			q[tl-1] ^= (data[tl-1]^q[l-1]) & mr;
+			q[tl-1] ^= (data[tl-1]^q[tl-1]) & mr;
 			q += gscreen.width*sizeof(ulong);
 			data += l;
 		}
diff --git a/pc/trap.c b/pc/trap.c
index f58baecf1ccf24f2ca6ff8812cc7e702910809a9..09eeb57c26cb1394d410d4158b43481efccf969b 100644
--- a/pc/trap.c
+++ b/pc/trap.c
@@ -402,6 +402,8 @@ syscall(Ureg *ur, void *arg)
 
 	up->insyscall = 1;
 	up->pc = ur->pc;
+	up->dbgreg = ur;
+
 	if((ur->cs)&0xffff == KESEL)
 		panic("recursive system call");