From ae51f41d14f548d494ac41e0d21137c5a4c3f59c Mon Sep 17 00:00:00 2001
From: Iru Cai <mytbk920423@gmail.com>
Date: Wed, 30 Oct 2019 14:21:52 +0800
Subject: import the U-Boot code and make it compile

---
 arch/mips/include/asm/cachectl.h | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 arch/mips/include/asm/cachectl.h

(limited to 'arch/mips/include/asm/cachectl.h')

diff --git a/arch/mips/include/asm/cachectl.h b/arch/mips/include/asm/cachectl.h
new file mode 100644
index 0000000..805da6f
--- /dev/null
+++ b/arch/mips/include/asm/cachectl.h
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 1994, 1995, 1996 by Ralf Baechle
+ */
+#ifndef	_ASM_CACHECTL
+#define	_ASM_CACHECTL
+
+/*
+ * Options for cacheflush system call
+ */
+#define	ICACHE	(1<<0)		/* flush instruction cache        */
+#define	DCACHE	(1<<1)		/* writeback and flush data cache */
+#define	BCACHE	(ICACHE|DCACHE)	/* flush both caches              */
+
+/*
+ * Caching modes for the cachectl(2) call
+ *
+ * cachectl(2) is currently not supported and returns ENOSYS.
+ */
+#define CACHEABLE	0	/* make pages cacheable */
+#define UNCACHEABLE	1	/* make pages uncacheable */
+
+#endif	/* _ASM_CACHECTL */
-- 
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