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Rev | Author | Line No. | Line |
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5270 | serge | 1 | #ifndef _ASM_X86_E820_H |
2 | #define _ASM_X86_E820_H |
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3 | |||
4 | #ifdef CONFIG_EFI |
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5 | #include |
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6 | #define E820_X_MAX (E820MAX + 3 * MAX_NUMNODES) |
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7 | #else /* ! CONFIG_EFI */ |
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8 | #define E820_X_MAX E820MAX |
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9 | #endif |
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10 | #include |
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11 | #ifndef __ASSEMBLY__ |
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12 | /* see comment in arch/x86/kernel/e820.c */ |
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13 | extern struct e820map e820; |
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14 | extern struct e820map e820_saved; |
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15 | |||
16 | extern unsigned long pci_mem_start; |
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17 | extern int e820_any_mapped(u64 start, u64 end, unsigned type); |
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18 | extern int e820_all_mapped(u64 start, u64 end, unsigned type); |
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19 | extern void e820_add_region(u64 start, u64 size, int type); |
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20 | extern void e820_print_map(char *who); |
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21 | extern int |
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22 | sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, u32 *pnr_map); |
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23 | extern u64 e820_update_range(u64 start, u64 size, unsigned old_type, |
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24 | unsigned new_type); |
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25 | extern u64 e820_remove_range(u64 start, u64 size, unsigned old_type, |
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26 | int checktype); |
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27 | extern void update_e820(void); |
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28 | extern void e820_setup_gap(void); |
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29 | extern int e820_search_gap(unsigned long *gapstart, unsigned long *gapsize, |
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30 | unsigned long start_addr, unsigned long long end_addr); |
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31 | struct setup_data; |
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32 | extern void parse_e820_ext(u64 phys_addr, u32 data_len); |
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33 | |||
34 | #if defined(CONFIG_X86_64) || \ |
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35 | (defined(CONFIG_X86_32) && defined(CONFIG_HIBERNATION)) |
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36 | extern void e820_mark_nosave_regions(unsigned long limit_pfn); |
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37 | #else |
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38 | static inline void e820_mark_nosave_regions(unsigned long limit_pfn) |
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39 | { |
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40 | } |
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41 | #endif |
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42 | |||
43 | extern unsigned long e820_end_of_ram_pfn(void); |
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44 | extern unsigned long e820_end_of_low_ram_pfn(void); |
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45 | extern u64 early_reserve_e820(u64 sizet, u64 align); |
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46 | |||
47 | void memblock_x86_fill(void); |
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48 | void memblock_find_dma_reserve(void); |
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49 | |||
50 | extern void finish_e820_parsing(void); |
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51 | extern void e820_reserve_resources(void); |
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52 | extern void e820_reserve_resources_late(void); |
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53 | extern void setup_memory_map(void); |
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54 | extern char *default_machine_specific_memory_setup(void); |
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55 | |||
56 | /* |
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57 | * Returns true iff the specified range [s,e) is completely contained inside |
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58 | * the ISA region. |
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59 | */ |
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60 | static inline bool is_ISA_range(u64 s, u64 e) |
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61 | { |
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62 | return s >= ISA_START_ADDRESS && e <= ISA_END_ADDRESS; |
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63 | } |
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64 | |||
65 | #endif /* __ASSEMBLY__ */ |
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66 | #include |
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67 | |||
68 | #define HIGH_MEMORY (1024*1024) |
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69 | #endif /* _ASM_X86_E820_H */=> |