From bd1bdb8fe851a9a8a122a8a80ae076dd6004d8f4 Mon Sep 17 00:00:00 2001
From: Ralph Campbell <ralph@ucbvax.Berkeley.EDU>
Date: Tue, 6 Apr 1993 04:41:43 -0800
Subject: [PATCH] fix mmap for devices.

SCCS-vsn: sys/pmax/pmax/pmap.c 7.13
---
 usr/src/sys/pmax/pmax/pmap.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/usr/src/sys/pmax/pmax/pmap.c b/usr/src/sys/pmax/pmax/pmap.c
index 418311775b..7dd1e0d7f7 100644
--- a/usr/src/sys/pmax/pmax/pmap.c
+++ b/usr/src/sys/pmax/pmax/pmap.c
@@ -8,7 +8,7 @@
  *
  * %sccs.include.redist.c%
  *
- *	@(#)pmap.c	7.12 (Berkeley) %G%
+ *	@(#)pmap.c	7.13 (Berkeley) %G%
  */
 
 /*
@@ -918,9 +918,7 @@ pmap_enter(pmap, va, pa, prot, wired)
 #ifdef DEBUG
 		enter_stats.unmanaged++;
 #endif
-		printf("pmap_enter: UNMANAGED ADDRESS va %x pa %x\n",
-			va, pa); /* XXX */
-		npte = (prot & VM_PROT_WRITE) ? PG_M : PG_RO;
+		npte = (prot & VM_PROT_WRITE) ? (PG_M | PG_N) : (PG_RO | PG_N);
 	}
 
 	/*
@@ -1409,7 +1407,6 @@ pmap_phys_address(ppn)
 	if (pmapdebug & PDB_FOLLOW)
 		printf("pmap_phys_address(%x)\n", ppn);
 #endif
-	panic("pmap_phys_address"); /* XXX */
 	return (pmax_ptob(ppn));
 }
 
-- 
2.20.1