details: https://anonhg.NetBSD.org/src/rev/8b601f1ad8eb
branches: trunk
changeset: 454768:8b601f1ad8eb
user: gson <gson%NetBSD.org@localhost>
date: Fri Sep 27 08:57:10 2019 +0000
description:
Incrase pxeboot code size limit from 64k to 128k. Fixes PR kern/54560.
The start_pxe.S part was suggested by mlelstv.
diffstat:
sys/arch/i386/stand/pxeboot/Makefile | 4 ++--
sys/arch/i386/stand/pxeboot/start_pxe.S | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diffs (36 lines):
diff -r 18b9a6f22ef6 -r 8b601f1ad8eb sys/arch/i386/stand/pxeboot/Makefile
--- a/sys/arch/i386/stand/pxeboot/Makefile Fri Sep 27 08:17:11 2019 +0000
+++ b/sys/arch/i386/stand/pxeboot/Makefile Fri Sep 27 08:57:10 2019 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.27 2019/09/23 13:42:37 christos Exp $
+# $NetBSD: Makefile,v 1.28 2019/09/27 08:57:10 gson Exp $
S= ${.CURDIR}/../../../..
@@ -66,7 +66,7 @@
#CFLAGS= -O2 -fomit-frame-pointer -fno-defer-pop
CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes -Wno-main
-SAMISCCPPFLAGS+= -DHEAP_START=0x10000 -DHEAP_LIMIT=0x30000
+SAMISCCPPFLAGS+= -DHEAP_START=0x20000 -DHEAP_LIMIT=0x40000
SAMISCMAKEFLAGS+= SA_USE_CREAD=yes # Read compressed kernels
CPPFLAGS+= -DPASS_BIOSGEOM
diff -r 18b9a6f22ef6 -r 8b601f1ad8eb sys/arch/i386/stand/pxeboot/start_pxe.S
--- a/sys/arch/i386/stand/pxeboot/start_pxe.S Fri Sep 27 08:17:11 2019 +0000
+++ b/sys/arch/i386/stand/pxeboot/start_pxe.S Fri Sep 27 08:57:10 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: start_pxe.S,v 1.6 2011/03/18 17:46:26 jakllsch Exp $ */
+/* $NetBSD: start_pxe.S,v 1.7 2019/09/27 08:57:10 gson Exp $ */
/*
* Copyright 2001 Wasabi Systems, Inc.
@@ -69,7 +69,7 @@
# set up %ss and %sp
movl $_end, %eax /* top of bss */
shrl $4, %eax /* as a segment */
- addw $0x1001, %ax /* and + 64k */
+ addw $0x2001, %ax /* and + 128k */
movw %ax, %ss /* for stack */
movw $0xfffc, %sp /* %sp at top of it */