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-rw-r--r--arch/riscv/include/asm/cache.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/cache.h b/arch/riscv/include/asm/cache.h
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index 000000000000..e8f0d1110d74
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+++ b/arch/riscv/include/asm/cache.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2017 Chen Liqin <liqin.chen@sunplusct.com>
+ * Copyright (C) 2012 Regents of the University of California
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, version 2.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _ASM_RISCV_CACHE_H
+#define _ASM_RISCV_CACHE_H
+
+#define L1_CACHE_SHIFT 6
+
+#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
+
+#endif /* _ASM_RISCV_CACHE_H */