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authorJay Monkman <jtm@smoothsmoothie.com>2004-07-15 06:26:30 +0000
committerJay Monkman <jtm@smoothsmoothie.com>2004-07-15 06:26:30 +0000
commit8824dd7a4f8fb5ebb6c37eea51a90e86d3119d12 (patch)
tree48915badc2e981f8bce52ae9dc44ace46d26716f /c/src/lib/libcpu/arm/shared/include/mmu.h
parent2004-07-15 Jay Monkman (diff)
downloadrtems-8824dd7a4f8fb5ebb6c37eea51a90e86d3119d12.tar.bz2
2004-07-15 Jay Monkman
* ChangeLog, Makefile.am, arm920/mmu.c, include/mmu.h: New files.
Diffstat (limited to '')
-rw-r--r--c/src/lib/libcpu/arm/shared/include/mmu.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/c/src/lib/libcpu/arm/shared/include/mmu.h b/c/src/lib/libcpu/arm/shared/include/mmu.h
new file mode 100644
index 0000000000..d298a93e2b
--- /dev/null
+++ b/c/src/lib/libcpu/arm/shared/include/mmu.h
@@ -0,0 +1,30 @@
+/*
+ * ARM MMU header file
+ *
+ * Copyright (c) 2004 by Cogent Computer Systems
+ * Written by Jay Monkman <jtm@lopingdog.com>
+ *
+ * $Id$
+ */
+#ifndef __MMU_H__
+#define __MMU_H__
+
+#include <stdint.h>
+
+#define MMU_SECT_SIZE 0x100000
+
+#define MMU_CACHE_NONE 0x0
+#define MMU_CACHE_BUFFERED 0x1
+#define MMU_CACHE_WTHROUGH 0x2
+#define MMU_CACHE_WBACK 0x3
+
+typedef struct {
+ uint32_t paddr;
+ uint32_t vaddr;
+ uint32_t size; /* in MB */
+ uint8_t cache_flags;
+} mmu_sect_map_t;
+
+void mmu_init(mmu_sect_map_t *map);
+
+#endif /* __MMU_H__ */