From 831364972406932c28d3e7b123134c035f177ea1 Mon Sep 17 00:00:00 2001
From: dhewg <dhewg@wiibrew.org>
Date: Sun, 7 Aug 2011 17:55:02 +0200
Subject: [PATCH] release highmem when we do not need it

---
 stage2/kernel.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/stage2/kernel.c b/stage2/kernel.c
index dbda1b3..cfa6de6 100644
--- a/stage2/kernel.c
+++ b/stage2/kernel.c
@@ -197,7 +197,12 @@ void kernel_set_initrd(void *start, size_t size)
 void kernel_launch(void)
 {
 	devtree_prepare();
-	mm_set_highmem_repo_info();
+
+	if (initrd_start && initrd_size)
+		mm_set_highmem_repo_info();
+	else
+		mm_shutdown_highmem();
+
 	printf("Relocating vectors...\n");
 	memcpy((void*)0, vec_buf, VECSIZE);
 	sync_before_exec((void*)0, VECSIZE);
-- 
2.11.4.GIT