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-rw-r--r--arch/sh/include/cpu-sh2/cpu/cache.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/sh/include/cpu-sh2/cpu/cache.h b/arch/sh/include/cpu-sh2/cpu/cache.h
new file mode 100644
index 0000000..4e0b165
--- /dev/null
+++ b/arch/sh/include/cpu-sh2/cpu/cache.h
@@ -0,0 +1,41 @@
+/*
+ * include/asm-sh/cpu-sh2/cache.h
+ *
+ * Copyright (C) 2003 Paul Mundt
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+#ifndef __ASM_CPU_SH2_CACHE_H
+#define __ASM_CPU_SH2_CACHE_H
+
+#define L1_CACHE_SHIFT 4
+
+#define SH_CACHE_VALID 1
+#define SH_CACHE_UPDATED 2
+#define SH_CACHE_COMBINED 4
+#define SH_CACHE_ASSOC 8
+
+#if defined(CONFIG_CPU_SUBTYPE_SH7619)
+#define CCR 0xffffffec
+
+#define CCR_CACHE_CE 0x01 /* Cache enable */
+#define CCR_CACHE_WT 0x06 /* CCR[bit1=1,bit2=1] */
+ /* 0x00000000-0x7fffffff: Write-through */
+ /* 0x80000000-0x9fffffff: Write-back */
+ /* 0xc0000000-0xdfffffff: Write-through */
+#define CCR_CACHE_CB 0x00 /* CCR[bit1=0,bit2=0] */
+ /* 0x00000000-0x7fffffff: Write-back */
+ /* 0x80000000-0x9fffffff: Write-through */
+ /* 0xc0000000-0xdfffffff: Write-back */
+#define CCR_CACHE_CF 0x08 /* Cache invalidate */
+
+#define CACHE_OC_ADDRESS_ARRAY 0xf0000000
+#define CACHE_OC_DATA_ARRAY 0xf1000000
+
+#define CCR_CACHE_ENABLE CCR_CACHE_CE
+#define CCR_CACHE_INVALIDATE CCR_CACHE_CF
+#endif
+
+#endif /* __ASM_CPU_SH2_CACHE_H */
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