From b1152619910922b48db0bf9dd792ea1ac72f91a7 Mon Sep 17 00:00:00 2001
From: Linus Nielsen Feltzing <linus@haxx.se>
Date: Wed, 9 Feb 2005 14:18:46 +0000
Subject: Added invalidate_icache()

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5870 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/export/system.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'firmware')

diff --git a/firmware/export/system.h b/firmware/export/system.h
index b1b5b025a9..121deafc7e 100644
--- a/firmware/export/system.h
+++ b/firmware/export/system.h
@@ -144,6 +144,8 @@ static inline unsigned long SWAB32(unsigned long value)
     return value;
 }
 
+#define invalidate_icache()
+
 #elif CONFIG_CPU == MCF5249
 #define HIGHEST_IRQ_LEVEL (7<<8)
 static inline int set_irq_level(int level)
@@ -178,6 +180,12 @@ static inline unsigned long SWAB32(unsigned long value)
     return (lo << 16) | hi;
 }
 
+static inline void invalidate_icache(void)
+{
+   asm volatile ("move.l #0x81000000,%d0\n"
+		 "movec.l %d0,%cacr");
+}
+
 #elif CONFIG_CPU == TCC730
 
 extern void* volatile interrupt_vector[16]  __attribute__ ((section(".idata")));
@@ -223,6 +231,8 @@ static inline unsigned long SWAB32(unsigned long value)
     return (lo << 16) | hi;
 }
 
+#define invalidate_icache()
+
 #endif
 #endif
 
-- 
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