diff options
| author | David S. Miller <davem@davemloft.net> | 2008-09-12 00:19:21 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-09-12 00:19:21 -0700 |
| commit | af1ee569d32e4dec5d14758ce025cc374088394d (patch) | |
| tree | 6c102a08b17fced8efb6b7dcb8c6fb73da1f4aca /arch/sparc64/mm/init.h | |
| parent | b539c4676600dc25c2cd9322ff6bff2c2d455161 (diff) | |
sparc64: Kill sparse warnings in mm/init.h
1) Several exported symbols need extern decls, they are exported
not for C code but for assembler routines.
2) PAGE_EXEC isn't used, delete
3) Several larger than 32-bit constants need "UL" markers
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/mm/init.h')
| -rw-r--r-- | arch/sparc64/mm/init.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/sparc64/mm/init.h b/arch/sparc64/mm/init.h new file mode 100644 index 00000000000..16063870a48 --- /dev/null +++ b/arch/sparc64/mm/init.h @@ -0,0 +1,49 @@ +#ifndef _SPARC64_MM_INIT_H +#define _SPARC64_MM_INIT_H + +/* Most of the symbols in this file are defined in init.c and + * marked non-static so that assembler code can get at them. + */ + +#define MAX_PHYS_ADDRESS (1UL << 42UL) +#define KPTE_BITMAP_CHUNK_SZ (256UL * 1024UL * 1024UL) +#define KPTE_BITMAP_BYTES \ + ((MAX_PHYS_ADDRESS / KPTE_BITMAP_CHUNK_SZ) / 8) + +extern unsigned long kern_linear_pte_xor[2]; +extern unsigned long kpte_linear_bitmap[KPTE_BITMAP_BYTES / sizeof(unsigned long)]; +extern unsigned int sparc64_highest_unlocked_tlb_ent; +extern unsigned long sparc64_kern_pri_context; +extern unsigned long sparc64_kern_pri_nuc_bits; +extern unsigned long sparc64_kern_sec_context; +extern void mmu_info(struct seq_file *m); + +struct linux_prom_translation { + unsigned long virt; + unsigned long size; + unsigned long data; +}; + +/* Exported for kernel TLB miss handling in ktlb.S */ +extern struct linux_prom_translation prom_trans[512]; +extern unsigned int prom_trans_ents; + +/* Exported for SMP bootup purposes. */ +extern unsigned long kern_locked_tte_data; + +extern void prom_world(int enter); + +extern void free_initmem(void); + +#ifdef CONFIG_SPARSEMEM_VMEMMAP +#define VMEMMAP_CHUNK_SHIFT 22 +#define VMEMMAP_CHUNK (1UL << VMEMMAP_CHUNK_SHIFT) +#define VMEMMAP_CHUNK_MASK ~(VMEMMAP_CHUNK - 1UL) +#define VMEMMAP_ALIGN(x) (((x)+VMEMMAP_CHUNK-1UL)&VMEMMAP_CHUNK_MASK) + +#define VMEMMAP_SIZE ((((1UL << MAX_PHYSADDR_BITS) >> PAGE_SHIFT) * \ + sizeof(struct page *)) >> VMEMMAP_CHUNK_SHIFT) +extern unsigned long vmemmap_table[VMEMMAP_SIZE]; +#endif + +#endif /* _SPARC64_MM_INIT_H */ |