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authorGreentime Hu <greentime@andestech.com>2017-10-24 14:53:31 +0800
committerGreentime Hu <greentime@andestech.com>2018-02-22 10:44:31 +0800
commit2e1aecb970b7662cf3d53d2d18a54c17f1eb55b8 (patch)
tree572eba03a7c2b99f672d74e9dbbe70a32a399104 /arch/nds32/include/asm/mmu.h
parentnds32: Exception handling (diff)
downloadlinux-dev-2e1aecb970b7662cf3d53d2d18a54c17f1eb55b8.tar.xz
linux-dev-2e1aecb970b7662cf3d53d2d18a54c17f1eb55b8.zip
nds32: MMU definitions
This patch includes virtual memory layout, PHYS_OFFSET is defined as 0x0. It also includes the 4KB/8KB page size configurations and pte operations. Signed-off-by: Vincent Chen <vincentc@andestech.com> Signed-off-by: Greentime Hu <greentime@andestech.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/nds32/include/asm/mmu.h')
-rw-r--r--arch/nds32/include/asm/mmu.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/nds32/include/asm/mmu.h b/arch/nds32/include/asm/mmu.h
new file mode 100644
index 000000000000..88b9ee8c1064
--- /dev/null
+++ b/arch/nds32/include/asm/mmu.h
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (C) 2005-2017 Andes Technology Corporation
+
+#ifndef __NDS32_MMU_H
+#define __NDS32_MMU_H
+
+typedef struct {
+ unsigned int id;
+ void *vdso;
+} mm_context_t;
+
+#endif