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openwrt-xburst/target/linux/coldfire/patches/024-m5445x_enable_cache_store.patch
kaloz 343c185b7d use broken-out patches for the coldfire to make it easier to follow differences against the bsp
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16547 3c298f89-4303-0410-b956-a3cf2f4a3e73
2009-06-23 21:04:37 +00:00

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From 96de11ad11db226423d364a75cc82c6118a18a1f Mon Sep 17 00:00:00 2001
From: Kurt Mahan <kmahan@freescale.com>
Date: Tue, 4 Dec 2007 00:04:21 -0700
Subject: [PATCH] Enable Cache Store Buffer.
LTIBName: m5445x-enable-cache-store
Signed-off-by: Kurt Mahan <kmahan@freescale.com>
---
arch/m68k/coldfire/config.c | 2 ++
include/asm-m68k/cfcache.h | 1 +
2 files changed, 3 insertions(+), 0 deletions(-)
--- a/arch/m68k/coldfire/config.c
+++ b/arch/m68k/coldfire/config.c
@@ -21,6 +21,7 @@
#include <asm/machdep.h>
#include <asm/coldfire.h>
#include <asm/cfcache.h>
+#include <asm/cacheflush.h>
#include <asm/bootinfo.h>
#include <asm/io.h>
#include <asm/cfmmu.h>
@@ -165,6 +166,7 @@ asmlinkage void __init cf_early_init(voi
+ sizeof(record->data[0]) + sizeof(record->data[1]);
/* Invalidate caches via CACR */
+ flush_bcache();
cacr_set(CACHE_DISABLE_MODE);
/* Turn on caches via CACR, enable EUSP */
--- a/include/asm-m68k/cfcache.h
+++ b/include/asm-m68k/cfcache.h
@@ -64,6 +64,7 @@
#define CACHE_INITIAL_MODE (CF_CACR_DEC+ \
CF_CACR_BEC+ \
CF_CACR_IEC+ \
+ CF_CACR_DESB+ \
CF_CACR_EUSP)
#else
/* cache disabled for testing */