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-rw-r--r--include/asm-xtensa/cache.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/include/asm-xtensa/cache.h b/include/asm-xtensa/cache.h
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+++ b/include/asm-xtensa/cache.h
@@ -0,0 +1,32 @@
+/*
+ * include/asm-xtensa/cacheflush.h
+ *
+ * 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.
+ * 2 of the License, or (at your option) any later version.
+ *
+ * (C) 2001 - 2005 Tensilica Inc.
+ */
+
+#ifndef _XTENSA_CACHE_H
+#define _XTENSA_CACHE_H
+
+#include <xtensa/config/core.h>
+
+#if XCHAL_ICACHE_SIZE > 0
+# if (XCHAL_ICACHE_SIZE % (XCHAL_ICACHE_LINESIZE*XCHAL_ICACHE_WAYS*4)) != 0
+# error cache configuration outside expected/supported range!
+# endif
+#endif
+
+#if XCHAL_DCACHE_SIZE > 0
+# if (XCHAL_DCACHE_SIZE % (XCHAL_DCACHE_LINESIZE*XCHAL_DCACHE_WAYS*4)) != 0
+# error cache configuration outside expected/supported range!
+# endif
+#endif
+
+#define L1_CACHE_SHIFT XCHAL_CACHE_LINEWIDTH_MAX
+#define L1_CACHE_BYTES XCHAL_CACHE_LINESIZE_MAX
+
+#endif /* _XTENSA_CACHE_H */
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