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72 lines
2.1 KiB
72 lines
2.1 KiB
#ifndef meminit_h |
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#define meminit_h |
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/* |
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* This file is subject to the terms and conditions of the GNU General Public |
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* License. See the file "COPYING" in the main directory of this archive |
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* for more details. |
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*/ |
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/* |
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* Entries defined so far: |
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* - boot param structure itself |
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* - memory map |
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* - initrd (optional) |
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* - command line string |
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* - kernel code & data |
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* - crash dumping code reserved region |
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* - Kernel memory map built from EFI memory map |
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* - ELF core header |
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* |
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* More could be added if necessary |
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*/ |
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#define IA64_MAX_RSVD_REGIONS 9 |
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struct rsvd_region { |
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u64 start; /* virtual address of beginning of element */ |
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u64 end; /* virtual address of end of element + 1 */ |
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}; |
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extern struct rsvd_region rsvd_region[IA64_MAX_RSVD_REGIONS + 1]; |
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extern int num_rsvd_regions; |
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extern void find_memory (void); |
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extern void reserve_memory (void); |
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extern void find_initrd (void); |
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extern int filter_rsvd_memory (u64 start, u64 end, void *arg); |
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extern int filter_memory (u64 start, u64 end, void *arg); |
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extern unsigned long efi_memmap_init(u64 *s, u64 *e); |
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extern int find_max_min_low_pfn (u64, u64, void *); |
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extern unsigned long vmcore_find_descriptor_size(unsigned long address); |
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extern int reserve_elfcorehdr(u64 *start, u64 *end); |
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/* |
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* For rounding an address to the next IA64_GRANULE_SIZE or order |
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*/ |
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#define GRANULEROUNDDOWN(n) ((n) & ~(IA64_GRANULE_SIZE-1)) |
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#define GRANULEROUNDUP(n) (((n)+IA64_GRANULE_SIZE-1) & ~(IA64_GRANULE_SIZE-1)) |
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#ifdef CONFIG_NUMA |
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extern void call_pernode_memory (unsigned long start, unsigned long len, void *func); |
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#else |
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# define call_pernode_memory(start, len, func) (*func)(start, len, 0) |
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#endif |
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#define IGNORE_PFN0 1 /* XXX fix me: ignore pfn 0 until TLB miss handler is updated... */ |
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extern int register_active_ranges(u64 start, u64 len, int nid); |
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#ifdef CONFIG_VIRTUAL_MEM_MAP |
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extern unsigned long VMALLOC_END; |
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extern struct page *vmem_map; |
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extern int create_mem_map_page_table(u64 start, u64 end, void *arg); |
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extern int vmemmap_find_next_valid_pfn(int, int); |
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#else |
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static inline int vmemmap_find_next_valid_pfn(int node, int i) |
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{ |
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return i + 1; |
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} |
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#endif |
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#endif /* meminit_h */
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