[src/trunk]: src/sys/arch/vax/vax Fix bug that trashed the SPT if any copy* f...

[ragge <ragge%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/ca96e5b98ec8
branches:  trunk
changeset: 495641:ca96e5b98ec8
user:      ragge <ragge%NetBSD.org@localhost>
date:      Wed Aug 02 12:13:22 2000 +0000

description:
Fix bug that trashed the SPT if any copy* function were used before
the first swtch().

diffstat:

 sys/arch/vax/vax/subr.s |  3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diffs (17 lines):

diff -r b80b25187282 -r ca96e5b98ec8 sys/arch/vax/vax/subr.s
--- a/sys/arch/vax/vax/subr.s   Wed Aug 02 12:07:12 2000 +0000
+++ b/sys/arch/vax/vax/subr.s   Wed Aug 02 12:13:22 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: subr.s,v 1.51 2000/07/19 18:15:03 matt Exp $      */
+/*     $NetBSD: subr.s,v 1.52 2000/08/02 12:13:22 ragge Exp $     */
 
 /*
  * Copyright (c) 1994 Ludd, University of Lule}, Sweden.
@@ -115,6 +115,7 @@
        addl3   $USPACE,_C_LABEL(proc0paddr),r0 # Get kernel stack top
        mtpr    r0,$PR_KSP                      # put in IPR KSP
        movl    r0,_C_LABEL(Sysmap)             # SPT start addr after KSP
+       movl    _C_LABEL(proc0paddr),r0         # get PCB virtual address
        movab   IFTRAP(r0),4(r0)                # Save trap address in ESP
        mtpr    4(r0),$PR_ESP                   # Put it in ESP also