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