[src/trunk]: src/sys/arch/alpha/alpha enable debug code in pmap_emulate_refer...

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

details:   https://anonhg.NetBSD.org/src/rev/f8ebedecd0de
branches:  trunk
changeset: 572212:f8ebedecd0de
user:      yamt <yamt%NetBSD.org@localhost>
date:      Sat Dec 25 06:35:30 2004 +0000

description:
enable debug code in pmap_emulate_reference.  ok'ed by Jason Thorpe.

diffstat:

 sys/arch/alpha/alpha/pmap.c |  11 ++---------
 1 files changed, 2 insertions(+), 9 deletions(-)

diffs (39 lines):

diff -r 5db7123b71b8 -r f8ebedecd0de sys/arch/alpha/alpha/pmap.c
--- a/sys/arch/alpha/alpha/pmap.c       Fri Dec 24 18:33:06 2004 +0000
+++ b/sys/arch/alpha/alpha/pmap.c       Sat Dec 25 06:35:30 2004 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: pmap.c,v 1.207 2004/01/13 18:50:40 nathanw Exp $ */
+/* $NetBSD: pmap.c,v 1.208 2004/12/25 06:35:30 yamt Exp $ */
 
 /*-
  * Copyright (c) 1998, 1999, 2000, 2001 The NetBSD Foundation, Inc.
@@ -145,7 +145,7 @@
 
 #include <sys/cdefs.h>                 /* RCS ID & Copyright macro defns */
 
-__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.207 2004/01/13 18:50:40 nathanw Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.208 2004/12/25 06:35:30 yamt Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -2771,12 +2771,6 @@
 #ifdef DEBUG                           /* These checks are more expensive */
        if (!pmap_pte_v(pte))
                panic("pmap_emulate_reference: invalid pte");
-#if 0
-       /*
-        * Can't do these, because cpu_fork and cpu_swapin call
-        * pmap_emulate_reference(), and the bits aren't guaranteed,
-        * for them...
-        */
        if (type == ALPHA_MMCSR_FOW) {
                if (!(*pte & (user ? PG_UWE : PG_UWE | PG_KWE)))
                        panic("pmap_emulate_reference: write but unwritable");
@@ -2788,7 +2782,6 @@
                if (!(*pte & (PG_FOR | PG_FOE)))
                        panic("pmap_emulate_reference: !write but not FOR|FOE");
        }
-#endif
        /* Other diagnostics? */
 #endif
        pa = pmap_pte_pa(pte);