diff options
Diffstat (limited to 'arch/sparc/include/asm/pgalloc_32.h')
| -rw-r--r-- | arch/sparc/include/asm/pgalloc_32.h | 73 |
1 files changed, 49 insertions, 24 deletions
diff --git a/arch/sparc/include/asm/pgalloc_32.h b/arch/sparc/include/asm/pgalloc_32.h index d7ec897eae5b..47bf660ca2e3 100644 --- a/arch/sparc/include/asm/pgalloc_32.h +++ b/arch/sparc/include/asm/pgalloc_32.h @@ -4,8 +4,11 @@ #include <linux/kernel.h> #include <linux/sched.h> -#include <asm/page.h> +#include <asm/pgtsrmmu.h> #include <asm/btfixup.h> +#include <asm/pgtable.h> +#include <asm/vaddrs.h> +#include <asm/page.h> struct page; @@ -15,6 +18,10 @@ extern struct pgtable_cache_struct { unsigned long pgtable_cache_sz; unsigned long pgd_cache_sz; } pgt_quicklists; + +unsigned long srmmu_get_nocache(int size, int align); +void srmmu_free_nocache(unsigned long vaddr, int size); + #define pgd_quicklist (pgt_quicklists.pgd_cache) #define pmd_quicklist ((unsigned long *)0) #define pte_quicklist (pgt_quicklists.pte_cache) @@ -23,44 +30,62 @@ extern struct pgtable_cache_struct { #define check_pgt_cache() do { } while (0) -BTFIXUPDEF_CALL(pgd_t *, get_pgd_fast, void) -#define get_pgd_fast() BTFIXUP_CALL(get_pgd_fast)() - -BTFIXUPDEF_CALL(void, free_pgd_fast, pgd_t *) -#define free_pgd_fast(pgd) BTFIXUP_CALL(free_pgd_fast)(pgd) +pgd_t *get_pgd_fast(void); +static inline void free_pgd_fast(pgd_t *pgd) +{ + srmmu_free_nocache((unsigned long)pgd, SRMMU_PGD_TABLE_SIZE); +} #define pgd_free(mm, pgd) free_pgd_fast(pgd) #define pgd_alloc(mm) get_pgd_fast() -BTFIXUPDEF_CALL(void, pgd_set, pgd_t *, pmd_t *) -#define pgd_set(pgdp,pmdp) BTFIXUP_CALL(pgd_set)(pgdp,pmdp) +static inline void pgd_set(pgd_t * pgdp, pmd_t * pmdp) +{ + unsigned long pa = __nocache_pa((unsigned long)pmdp); + + set_pte((pte_t *)pgdp, (SRMMU_ET_PTD | (pa >> 4))); +} + #define pgd_populate(MM, PGD, PMD) pgd_set(PGD, PMD) -BTFIXUPDEF_CALL(pmd_t *, pmd_alloc_one, struct mm_struct *, unsigned long) -#define pmd_alloc_one(mm, address) BTFIXUP_CALL(pmd_alloc_one)(mm, address) +static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, + unsigned long address) +{ + return (pmd_t *)srmmu_get_nocache(SRMMU_PMD_TABLE_SIZE, + SRMMU_PMD_TABLE_SIZE); +} -BTFIXUPDEF_CALL(void, free_pmd_fast, pmd_t *) -#define free_pmd_fast(pmd) BTFIXUP_CALL(free_pmd_fast)(pmd) +static inline void free_pmd_fast(pmd_t * pmd) +{ + srmmu_free_nocache((unsigned long)pmd, SRMMU_PMD_TABLE_SIZE); +} #define pmd_free(mm, pmd) free_pmd_fast(pmd) #define __pmd_free_tlb(tlb, pmd, addr) pmd_free((tlb)->mm, pmd) -BTFIXUPDEF_CALL(void, pmd_populate, pmd_t *, struct page *) -#define pmd_populate(MM, PMD, PTE) BTFIXUP_CALL(pmd_populate)(PMD, PTE) +void pmd_populate(struct mm_struct *mm, pmd_t *pmdp, struct page *ptep); #define pmd_pgtable(pmd) pmd_page(pmd) -BTFIXUPDEF_CALL(void, pmd_set, pmd_t *, pte_t *) -#define pmd_populate_kernel(MM, PMD, PTE) BTFIXUP_CALL(pmd_set)(PMD, PTE) -BTFIXUPDEF_CALL(pgtable_t , pte_alloc_one, struct mm_struct *, unsigned long) -#define pte_alloc_one(mm, address) BTFIXUP_CALL(pte_alloc_one)(mm, address) -BTFIXUPDEF_CALL(pte_t *, pte_alloc_one_kernel, struct mm_struct *, unsigned long) -#define pte_alloc_one_kernel(mm, addr) BTFIXUP_CALL(pte_alloc_one_kernel)(mm, addr) +void pmd_set(pmd_t *pmdp, pte_t *ptep); +#define pmd_populate_kernel(MM, PMD, PTE) pmd_set(PMD, PTE) + +pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address); + +static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, + unsigned long address) +{ + return (pte_t *)srmmu_get_nocache(PTE_SIZE, PTE_SIZE); +} + + +static inline void free_pte_fast(pte_t *pte) +{ + srmmu_free_nocache((unsigned long)pte, PTE_SIZE); +} -BTFIXUPDEF_CALL(void, free_pte_fast, pte_t *) -#define pte_free_kernel(mm, pte) BTFIXUP_CALL(free_pte_fast)(pte) +#define pte_free_kernel(mm, pte) free_pte_fast(pte) -BTFIXUPDEF_CALL(void, pte_free, pgtable_t ) -#define pte_free(mm, pte) BTFIXUP_CALL(pte_free)(pte) +void pte_free(struct mm_struct * mm, pgtable_t pte); #define __pte_free_tlb(tlb, pte, addr) pte_free((tlb)->mm, pte) #endif /* _SPARC_PGALLOC_H */ |