[src/trunk]: src/sys/arch/ofppc/stand/ofwboot A stack size of 8K is too small...

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

details:   https://anonhg.NetBSD.org/src/rev/03c60bcce988
branches:  trunk
changeset: 332426:03c60bcce988
user:      phx <phx%NetBSD.org@localhost>
date:      Sat Sep 20 23:10:46 2014 +0000

description:
A stack size of 8K is too small for a block buffer of 65536 bytes.
Increased the stack size to 128K. This makes ofwboot work with FirmWorks
OpenFirmware systems again (tested with Motorola PowerStack II).

diffstat:

 sys/arch/ofppc/stand/ofwboot/Locore.c   |  4 ++--
 sys/arch/ofppc/stand/ofwboot/ofwstart.S |  7 +++----
 sys/arch/ofppc/stand/ofwboot/version    |  3 ++-
 3 files changed, 7 insertions(+), 7 deletions(-)

diffs (53 lines):

diff -r 7885f550b3eb -r 03c60bcce988 sys/arch/ofppc/stand/ofwboot/Locore.c
--- a/sys/arch/ofppc/stand/ofwboot/Locore.c     Sat Sep 20 22:36:09 2014 +0000
+++ b/sys/arch/ofppc/stand/ofwboot/Locore.c     Sat Sep 20 23:10:46 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: Locore.c,v 1.22 2009/01/12 07:49:57 tsutsui Exp $      */
+/*     $NetBSD: Locore.c,v 1.23 2014/09/20 23:10:46 phx Exp $  */
 
 /*
  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
@@ -46,7 +46,7 @@
 
 /* this pad gets the rodata laignment right, don't EVER fiddle it */
 char *pad __attribute__((__aligned__ (8))) = "pad";
-int stack[8192/4 + 4] __attribute__((__aligned__ (4), __used__));
+int stack[0x20000/4 + 4] __attribute__((__aligned__ (4), __used__));
 char *heapspace __attribute__((__aligned__ (4)));
 char altheap[0x20000] __attribute__((__aligned__ (4)));
 
diff -r 7885f550b3eb -r 03c60bcce988 sys/arch/ofppc/stand/ofwboot/ofwstart.S
--- a/sys/arch/ofppc/stand/ofwboot/ofwstart.S   Sat Sep 20 22:36:09 2014 +0000
+++ b/sys/arch/ofppc/stand/ofwboot/ofwstart.S   Sat Sep 20 23:10:46 2014 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ofwstart.S,v 1.3 2008/04/28 20:23:31 martin Exp $ */
+/* $NetBSD: ofwstart.S,v 1.4 2014/09/20 23:10:46 phx Exp $ */
 
 /*-
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -95,9 +95,8 @@
 _start:
        sync
        isync
-       lis     %r1,stack@ha
-       addi    %r1,%r1,stack@l
-       addi    %r1,%r1,8192
+       lis     %r1,stack+0x20000@ha
+       addi    %r1,%r1,stack+0x20000@l
 
        mfmsr   %r8
        li      %r0,0
diff -r 7885f550b3eb -r 03c60bcce988 sys/arch/ofppc/stand/ofwboot/version
--- a/sys/arch/ofppc/stand/ofwboot/version      Sat Sep 20 22:36:09 2014 +0000
+++ b/sys/arch/ofppc/stand/ofwboot/version      Sat Sep 20 23:10:46 2014 +0000
@@ -1,4 +1,4 @@
-$NetBSD: version,v 1.12 2011/08/18 09:03:28 phx Exp $
+$NetBSD: version,v 1.13 2014/09/20 23:10:46 phx Exp $
 
 1.1:           Boot program for OpenFirmware; initial revision
 1.2:           Boot program rearrangement
@@ -12,3 +12,4 @@
 1.10:          Change note to indicate real mode, add ldscript to support 7046
 1.11:          Support for RDB partitions.
 1.12:          Fixed MBR support, which had been broken in 1.11.
+1.13:          Fixed stack size. Make it work with FirmWorks again.