[src/netbsd-1-5]: src/sys/arch/macppc/macppc Pull up revision 1.110 (via patc...

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

details:   https://anonhg.NetBSD.org/src/rev/97c8f8601998
branches:  netbsd-1-5
changeset: 492936:97c8f8601998
user:      he <he%NetBSD.org@localhost>
date:      Thu Mar 07 17:49:04 2002 +0000

description:
Pull up revision 1.110 (via patch, requested by billc):
  Make sure I/O BATs are set to be guarded and cache-inhibited, so
  as to disallow speculative loads within them.  This dould otherwise
  cause random Machine Checks on 7450 (G4) based machines.

diffstat:

 sys/arch/macppc/macppc/machdep.c |  10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diffs (33 lines):

diff -r fe84d446d642 -r 97c8f8601998 sys/arch/macppc/macppc/machdep.c
--- a/sys/arch/macppc/macppc/machdep.c  Wed Mar 06 23:42:15 2002 +0000
+++ b/sys/arch/macppc/macppc/machdep.c  Thu Mar 07 17:49:04 2002 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: machdep.c,v 1.74.2.1 2000/11/01 16:13:48 tv Exp $      */
+/*     $NetBSD: machdep.c,v 1.74.2.2 2002/03/07 17:49:04 he Exp $      */
 
 /*
  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
@@ -177,19 +177,19 @@
        /*
         * Map PCI memory space.
         */
-       battable[0x8].batl = BATL(0x80000000, BAT_I, BAT_PP_RW);
+       battable[0x8].batl = BATL(0x80000000, BAT_I|BAT_G, BAT_PP_RW);
        battable[0x8].batu = BATU(0x80000000, BAT_BL_256M, BAT_Vs);
 
-       battable[0x9].batl = BATL(0x90000000, BAT_I, BAT_PP_RW);
+       battable[0x9].batl = BATL(0x90000000, BAT_I|BAT_G, BAT_PP_RW);
        battable[0x9].batu = BATU(0x90000000, BAT_BL_256M, BAT_Vs);
 
-       battable[0xa].batl = BATL(0xa0000000, BAT_I, BAT_PP_RW);
+       battable[0xa].batl = BATL(0xa0000000, BAT_I|BAT_G, BAT_PP_RW);
        battable[0xa].batu = BATU(0xa0000000, BAT_BL_256M, BAT_Vs);
 
        /*
         * Map obio devices.
         */
-       battable[0xf].batl = BATL(0xf0000000, BAT_I, BAT_PP_RW);
+       battable[0xf].batl = BATL(0xf0000000, BAT_I|BAT_G, BAT_PP_RW);
        battable[0xf].batu = BATU(0xf0000000, BAT_BL_256M, BAT_Vs);
 
        /*