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