From e33873067b805f89a22b74a6295c18edc7dd6f30 Mon Sep 17 00:00:00 2001
From: Austin Clements <amdragon@mit.edu>
Date: Sun, 4 Sep 2011 15:19:33 -0400
Subject: [PATCH] Add QEMUEXTRA environment to add extra QEMU arguments, like
 in JOS

---
 Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index e259619..b13ab4d 100644
--- a/Makefile
+++ b/Makefile
@@ -201,7 +201,7 @@ QEMUGDB = $(shell if $(QEMU) -help | grep -q '^-gdb'; \
 ifndef CPUS
 CPUS := 2
 endif
-QEMUOPTS = -hdb fs.img xv6.img -smp $(CPUS) -m 512
+QEMUOPTS = -hdb fs.img xv6.img -smp $(CPUS) -m 512 $(QEMUEXTRA)
 
 qemu: fs.img xv6.img
 	$(QEMU) -serial mon:stdio $(QEMUOPTS)