0,0 → 1,77 |
#ifndef _ASM_X86_E820_H |
#define _ASM_X86_E820_H |
|
#ifdef CONFIG_EFI |
#include <linux/numa.h> |
#define E820_X_MAX (E820MAX + 3 * MAX_NUMNODES) |
#else /* ! CONFIG_EFI */ |
#define E820_X_MAX E820MAX |
#endif |
#include <uapi/asm/e820.h> |
#ifndef __ASSEMBLY__ |
/* see comment in arch/x86/kernel/e820.c */ |
extern struct e820map e820; |
extern struct e820map e820_saved; |
|
extern unsigned long pci_mem_start; |
extern int e820_any_mapped(u64 start, u64 end, unsigned type); |
extern int e820_all_mapped(u64 start, u64 end, unsigned type); |
extern void e820_add_region(u64 start, u64 size, int type); |
extern void e820_print_map(char *who); |
extern int |
sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, u32 *pnr_map); |
extern u64 e820_update_range(u64 start, u64 size, unsigned old_type, |
unsigned new_type); |
extern u64 e820_remove_range(u64 start, u64 size, unsigned old_type, |
int checktype); |
extern void update_e820(void); |
extern void e820_setup_gap(void); |
extern int e820_search_gap(unsigned long *gapstart, unsigned long *gapsize, |
unsigned long start_addr, unsigned long long end_addr); |
struct setup_data; |
extern void parse_e820_ext(u64 phys_addr, u32 data_len); |
|
#if defined(CONFIG_X86_64) || \ |
(defined(CONFIG_X86_32) && defined(CONFIG_HIBERNATION)) |
extern void e820_mark_nosave_regions(unsigned long limit_pfn); |
#else |
static inline void e820_mark_nosave_regions(unsigned long limit_pfn) |
{ |
} |
#endif |
|
#ifdef CONFIG_MEMTEST |
extern void early_memtest(unsigned long start, unsigned long end); |
#else |
static inline void early_memtest(unsigned long start, unsigned long end) |
{ |
} |
#endif |
|
extern unsigned long e820_end_of_ram_pfn(void); |
extern unsigned long e820_end_of_low_ram_pfn(void); |
extern u64 early_reserve_e820(u64 sizet, u64 align); |
|
void memblock_x86_fill(void); |
void memblock_find_dma_reserve(void); |
|
extern void finish_e820_parsing(void); |
extern void e820_reserve_resources(void); |
extern void e820_reserve_resources_late(void); |
extern void setup_memory_map(void); |
extern char *default_machine_specific_memory_setup(void); |
|
/* |
* Returns true iff the specified range [s,e) is completely contained inside |
* the ISA region. |
*/ |
static inline bool is_ISA_range(u64 s, u64 e) |
{ |
return s >= ISA_START_ADDRESS && e <= ISA_END_ADDRESS; |
} |
|
#endif /* __ASSEMBLY__ */ |
#include <linux/ioport.h> |
|
#define HIGH_MEMORY (1024*1024) |
#endif /* _ASM_X86_E820_H */ |