Changeset 5d721f0 in mainline for arch/ia32/include/boot/memmap.h

Timestamp:

2005-07-20T16:54:13Z (20 years ago)

Author:

Josef Cejka <malyzelenyhnus@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

5d945376

Parents:

b4f9214

Message:

Added e801 method for obtaining memory size, improved e820 method for memory map.

File:

• arch/ia32/include/boot/memmap.h (modified) (1 diff)

arch/ia32/include/boot/memmap.h

@@ -30 +30 @@
 #define __ia32_MEMMAP_H__
 
-/* E820h memory range types - other values*/
-#define MEMMAP_MEMORY_AVAILABLE 1
-        /* Not available for OS */
-#define MEMMAP_MEMORY_RESERVED  2 
-        /* OS may use it after reading ACPI table */
-#define MEMMAP_MEMORY_ACPI      3 
-        /* Unusable, required to be saved and restored across an NVS sleep */
-#define MEMMAP_MEMORY_NVS       4 
-        /* Corrupted memory */
-#define MEMMAP_MEMORY_UNUSABLE  5 
 
-         /* size of one entry */
-#define MEMMAP_E820_RECORD_SIZE 20 
-        /* maximum entries */
-#define MEMMAP_E820_MAX_RECORDS 32 
+#include <arch/boot/memmapasm.h>
+#include <arch/types.h>
+
+struct e820memmap_ {
+        __u64 base_address;
+        __u64 size;
+        __u32 type;
+        } __attribute__ ((packed));
+
+extern struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS];
+
+extern __u8 e820counter; 
+
+extern __u32 e801memorysize; // size of memory in KB
+
 #endif