diff options
Diffstat (limited to 'include/asm-x86_64/e820.h')
| -rw-r--r-- | include/asm-x86_64/e820.h | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/include/asm-x86_64/e820.h b/include/asm-x86_64/e820.h deleted file mode 100644 index 8dcc3266524..00000000000 --- a/include/asm-x86_64/e820.h +++ /dev/null @@ -1,63 +0,0 @@ -/* - * structures and definitions for the int 15, ax=e820 memory map - * scheme. - * - * In a nutshell, setup.S populates a scratch table in the - * empty_zero_block that contains a list of usable address/size - * duples. setup.c, this information is transferred into the e820map, - * and in init.c/numa.c, that new information is used to mark pages - * reserved or not. - */ -#ifndef __E820_HEADER -#define __E820_HEADER - -#include <linux/mmzone.h> - -#define E820MAP 0x2d0 /* our map */ -#define E820MAX 128 /* number of entries in E820MAP */ -#define E820NR 0x1e8 /* # entries in E820MAP */ - -#define E820_RAM 1 -#define E820_RESERVED 2 -#define E820_ACPI 3 /* usable as RAM once ACPI tables have been read */ -#define E820_NVS 4 - -#define HIGH_MEMORY (1024*1024) - -#define LOWMEMSIZE() (0x9f000) - -#ifndef __ASSEMBLY__ -struct e820entry { - u64 addr; /* start of memory segment */ - u64 size; /* size of memory segment */ - u32 type; /* type of memory segment */ -} __attribute__((packed)); - -struct e820map { - int nr_map; - struct e820entry map[E820MAX]; -}; - -extern unsigned long find_e820_area(unsigned long start, unsigned long end, - unsigned size); -extern void add_memory_region(unsigned long start, unsigned long size, - int type); -extern void setup_memory_region(void); -extern void contig_e820_setup(void); -extern unsigned long e820_end_of_ram(void); -extern void e820_reserve_resources(void); -extern void e820_print_map(char *who); -extern int e820_mapped(unsigned long start, unsigned long end, unsigned type); - -extern void e820_bootmem_free(pg_data_t *pgdat, unsigned long start,unsigned long end); -extern void e820_setup_gap(void); -extern unsigned long e820_hole_size(unsigned long start_pfn, - unsigned long end_pfn); - -extern void __init parse_memopt(char *p, char **end); -extern void __init parse_memmapopt(char *p, char **end); - -extern struct e820map e820; -#endif/*!__ASSEMBLY__*/ - -#endif/*__E820_HEADER*/ |
