[src/trunk]: src/sys/arch/sparc64/sparc64 make sure 32 bit addresses are trun...

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

details:   https://anonhg.NetBSD.org/src/rev/8531ca2b2fec
branches:  trunk
changeset: 503399:8531ca2b2fec
user:      mrg <mrg%NetBSD.org@localhost>
date:      Mon Feb 05 12:45:38 2001 +0000

description:
make sure 32 bit addresses are truncated properly.

diffstat:

 sys/arch/sparc64/sparc64/trap.c |  11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)

diffs (30 lines):

diff -r b08d45004cbe -r 8531ca2b2fec sys/arch/sparc64/sparc64/trap.c
--- a/sys/arch/sparc64/sparc64/trap.c   Mon Feb 05 12:37:33 2001 +0000
+++ b/sys/arch/sparc64/sparc64/trap.c   Mon Feb 05 12:45:38 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: trap.c,v 1.60 2000/12/29 17:07:12 eeh Exp $ */
+/*     $NetBSD: trap.c,v 1.61 2001/02/05 12:45:38 mrg Exp $ */
 
 /*
  * Copyright (c) 1996
@@ -930,15 +930,16 @@
                        struct rwindow32 rwstack;
 
                        /* 32-bit window */
-                       for (j=0; j<8; j++) { 
+                       for (j = 0; j < 8; j++) { 
                                rwstack.rw_local[j] = (int)rw[i].rw_local[j];
                                rwstack.rw_in[j] = (int)rw[i].rw_in[j];
                        }
-                       if (copyout(&rwstack, (caddr_t)(u_long)rwdest, sizeof(rwstack))) {
+                       /* Must truncate rwdest */
+                       if (copyout(&rwstack, (caddr_t)(u_long)(u_int)rwdest, sizeof(rwstack))) {
 #ifdef DEBUG
                                if (rwindow_debug&RW_ERR)
-                                       printf("rwindow_save: 32-bit pcb copyout to %p failed\n", 
-                                              (void *)(long)rwdest);
+                                       printf("rwindow_save: 32-bit pcb copyout to %p (%p) failed\n", 
+                                              (void *)(u_long)(u_int)rwdest, (void *)(u_long)rwdest);
 #endif
                                return (-1);
                        }