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/riscv/include/asm/byteorder.h | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 arch/riscv/include/asm/byteorder.h

(limited to 'arch/riscv/include/asm/byteorder.h')

diff --git a/arch/riscv/include/asm/byteorder.h b/arch/riscv/include/asm/byteorder.h
new file mode 100644
index 0000000..d26ac56
--- /dev/null
+++ b/arch/riscv/include/asm/byteorder.h
@@ -0,0 +1,35 @@
+/*
+ *  linux/include/asm-arm/byteorder.h
+ *
+ * Copyright (C) 2017 Andes Technology Corporation
+ * Rick Chen, Andes Technology Corporation <rick@andestech.com>
+ *
+ * ARM Endian-ness.  In little endian mode, the data bus is connected such
+ * that byte accesses appear as:
+ *  0 = d0...d7, 1 = d8...d15, 2 = d16...d23, 3 = d24...d31
+ * and word accesses (data or instruction) appear as:
+ *  d0...d31
+ *
+ * When in big endian mode, byte accesses appear as:
+ *  0 = d24...d31, 1 = d16...d23, 2 = d8...d15, 3 = d0...d7
+ * and word accesses (data or instruction) appear as:
+ *  d0...d31
+ */
+
+#ifndef __ASM_RISCV_BYTEORDER_H
+#define __ASM_RISCV_BYTEORDER_H
+
+#include <asm/types.h>
+
+#if !defined(__STRICT_ANSI__) || defined(__KERNEL__)
+#  define __BYTEORDER_HAS_U64__
+#  define __SWAB_64_THRU_32__
+#endif
+
+#ifdef __RISCVEB__
+#include <linux/byteorder/big_endian.h>
+#else
+#include <linux/byteorder/little_endian.h>
+#endif
+
+#endif
-- 
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