162306a36Sopenharmony_ci#ifndef meminit_h 262306a36Sopenharmony_ci#define meminit_h 362306a36Sopenharmony_ci 462306a36Sopenharmony_ci/* 562306a36Sopenharmony_ci * This file is subject to the terms and conditions of the GNU General Public 662306a36Sopenharmony_ci * License. See the file "COPYING" in the main directory of this archive 762306a36Sopenharmony_ci * for more details. 862306a36Sopenharmony_ci */ 962306a36Sopenharmony_ci 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ci/* 1262306a36Sopenharmony_ci * Entries defined so far: 1362306a36Sopenharmony_ci * - boot param structure itself 1462306a36Sopenharmony_ci * - memory map 1562306a36Sopenharmony_ci * - initrd (optional) 1662306a36Sopenharmony_ci * - command line string 1762306a36Sopenharmony_ci * - kernel code & data 1862306a36Sopenharmony_ci * - crash dumping code reserved region 1962306a36Sopenharmony_ci * - Kernel memory map built from EFI memory map 2062306a36Sopenharmony_ci * - ELF core header 2162306a36Sopenharmony_ci * 2262306a36Sopenharmony_ci * More could be added if necessary 2362306a36Sopenharmony_ci */ 2462306a36Sopenharmony_ci#define IA64_MAX_RSVD_REGIONS 9 2562306a36Sopenharmony_ci 2662306a36Sopenharmony_cistruct rsvd_region { 2762306a36Sopenharmony_ci u64 start; /* virtual address of beginning of element */ 2862306a36Sopenharmony_ci u64 end; /* virtual address of end of element + 1 */ 2962306a36Sopenharmony_ci}; 3062306a36Sopenharmony_ci 3162306a36Sopenharmony_ciextern struct rsvd_region rsvd_region[IA64_MAX_RSVD_REGIONS + 1]; 3262306a36Sopenharmony_ci 3362306a36Sopenharmony_ciextern void find_memory (void); 3462306a36Sopenharmony_ciextern void reserve_memory (void); 3562306a36Sopenharmony_ciextern void find_initrd (void); 3662306a36Sopenharmony_ciextern int filter_rsvd_memory (u64 start, u64 end, void *arg); 3762306a36Sopenharmony_ciextern int filter_memory (u64 start, u64 end, void *arg); 3862306a36Sopenharmony_ciextern unsigned long efi_memmap_init(u64 *s, u64 *e); 3962306a36Sopenharmony_ciextern int find_max_min_low_pfn (u64, u64, void *); 4062306a36Sopenharmony_ci 4162306a36Sopenharmony_ciextern unsigned long vmcore_find_descriptor_size(unsigned long address); 4262306a36Sopenharmony_ci 4362306a36Sopenharmony_ci/* 4462306a36Sopenharmony_ci * For rounding an address to the next IA64_GRANULE_SIZE or order 4562306a36Sopenharmony_ci */ 4662306a36Sopenharmony_ci#define GRANULEROUNDDOWN(n) ((n) & ~(IA64_GRANULE_SIZE-1)) 4762306a36Sopenharmony_ci#define GRANULEROUNDUP(n) (((n)+IA64_GRANULE_SIZE-1) & ~(IA64_GRANULE_SIZE-1)) 4862306a36Sopenharmony_ci 4962306a36Sopenharmony_ci#ifdef CONFIG_NUMA 5062306a36Sopenharmony_ci extern void call_pernode_memory (unsigned long start, unsigned long len, void *func); 5162306a36Sopenharmony_ci#else 5262306a36Sopenharmony_ci# define call_pernode_memory(start, len, func) (*func)(start, len, 0) 5362306a36Sopenharmony_ci#endif 5462306a36Sopenharmony_ci 5562306a36Sopenharmony_ci#define IGNORE_PFN0 1 /* XXX fix me: ignore pfn 0 until TLB miss handler is updated... */ 5662306a36Sopenharmony_ci 5762306a36Sopenharmony_ciextern int register_active_ranges(u64 start, u64 len, int nid); 5862306a36Sopenharmony_ci 5962306a36Sopenharmony_ci#endif /* meminit_h */ 60