patch-2.1.80 linux/include/asm-arm/mm-init.h

• Lines: 47
• Date: Tue Jan 20 16:39:42 1998
• Orig file: v2.1.79/linux/include/asm-arm/mm-init.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.79/linux/include/asm-arm/mm-init.h linux/include/asm-arm/mm-init.h
@@ -0,0 +1,46 @@
+/*
+ * linux/include/asm-arm/mm-init.h
+ *
+ * Copyright (C) 1997,1998 Russell King
+ *
+ * Contained within are structures to describe how to set up the
+ * initial memory map.  It includes both a processor-specific header
+ * for parsing these structures, and an architecture-specific header
+ * to fill out the structures.
+ */
+#ifndef __ASM_MM_INIT_H
+#define __ASM_MM_INIT_H
+
+typedef enum {
+	// physical address is absolute
+	init_mem_map_absolute,
+	/* physical address is relative to start_mem
+	 *  as passed in paging_init
+	 */
+	init_mem_map_relative_start_mem
+} init_memmap_type_t;
+
+typedef struct {
+	init_memmap_type_t type;
+	unsigned long physical_address;
+	unsigned long virtual_address;
+	unsigned long size;
+} init_memmap_t;
+
+#define INIT_MEM_MAP_SENTINEL { init_mem_map_absolute, 0, 0, 0 }
+#define INIT_MEM_MAP_ABSOLUTE(p,l,s) { init_mem_map_absolute,p,l,s }
+#define INIT_MEM_MAP_RELATIVE(o,l,s) { init_mem_map_relative_start_mem,o,l,s }
+
+/*
+ * Within this file, initialise an array of init_mem_map_t's
+ * to describe your initial memory mapping structure.
+ */
+#include <asm/arch/mm-init.h>
+
+/*
+ * Contained within this file is code to read the array
+ * of init_mem_map_t's created above.
+ */
+#include <asm/proc/mm-init.h>
+
+#endif