From 3263f9d79cac8cab07220e3c2159089b327bcdd9 Mon Sep 17 00:00:00 2001
From: Jens Ahrensfeld <jens@jayfield.org>
Date: Thu, 28 May 2015 08:44:28 +0000
Subject: [PATCH] - make XCP_SIZE (Exception stacksize) conditional - use 4K
 exception stack for low SRAM targets

git-svn-id: http://moon:8086/svn/mips@34 a8ebac50-d88d-4704-bea3-6648445a41b3
---
 src/bootloader/Makefile | 3 ++-
 src/libsys/xcpt_asm.h   | 2 ++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/bootloader/Makefile b/src/bootloader/Makefile
index 3105c34..9996e5e 100644
--- a/src/bootloader/Makefile
+++ b/src/bootloader/Makefile
@@ -20,7 +20,8 @@ else
 endif
 
 LIBS=-lc -lgcc
-
+CFLAGS += -DXCP_SIZE=4096
+		  
 CC=mipsel-elf-gcc
 LD=mipsel-elf-ld
 OBJDUMP=mipsel-elf-objdump
diff --git a/src/libsys/xcpt_asm.h b/src/libsys/xcpt_asm.h
index f6d3c07..7a454b6 100644
--- a/src/libsys/xcpt_asm.h
+++ b/src/libsys/xcpt_asm.h
@@ -15,7 +15,9 @@ symbol:		.frame	sp, 0, ra
 			.size	function, .-function
 
 /* Exception stack size */
+#ifndef XCP_SIZE
 #define	XCP_SIZE		32768
+#endif
 
 /* save location for registers */
 #define	XCP_SR			0