From: Kees Jongenburger <kees.jongenburger@gmail.com>
Date: Wed, 25 Sep 2013 08:47:57 +0000 (+0200)
Subject: arm:caching clean caches before setting up mappings.
X-Git-Tag: v3.3.0~772
X-Git-Url: http://zhaoyanbai.com/repos/man.nsec3hash.html?a=commitdiff_plain;h=refs%2Fchanges%2F52%2F852%2F2;p=minix.git

arm:caching clean caches before setting up mappings.

Change-Id: I9ff1bb04ea9c0adeb76e5176526448d93bfe29f5
---

diff --git a/kernel/arch/earm/pre_init.c b/kernel/arch/earm/pre_init.c
index d311c28c1..8e27cd900 100644
--- a/kernel/arch/earm/pre_init.c
+++ b/kernel/arch/earm/pre_init.c
@@ -276,6 +276,7 @@ kinfo_t *pre_init(u32_t magic, u32_t ebx)
 	 * to where it should be; but first a 1:1 mapping so
 	 * this code stays where it should be.
 	 */
+	dcache_clean(); /* clean the caches */
 	pg_clear();
 	pg_identity(&kinfo);
 	kinfo.freepde_start = pg_mapkernel();