diff options
Diffstat (limited to 'include/asm-x86/page.h')
| -rw-r--r-- | include/asm-x86/page.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/include/asm-x86/page.h b/include/asm-x86/page.h index dc936dddf161..28d7b4533b1a 100644 --- a/include/asm-x86/page.h +++ b/include/asm-x86/page.h @@ -51,9 +51,17 @@ #ifndef __ASSEMBLY__ +typedef struct { pgdval_t pgd; } pgd_t; +typedef struct { pgprotval_t pgprot; } pgprot_t; + extern int page_is_ram(unsigned long pagenr); extern int devmem_is_allowed(unsigned long pagenr); +extern void map_devmem(unsigned long pfn, unsigned long size, + pgprot_t vma_prot); +extern void unmap_devmem(unsigned long pfn, unsigned long size, + pgprot_t vma_prot); +extern unsigned long max_low_pfn_mapped; extern unsigned long max_pfn_mapped; struct page; @@ -74,9 +82,6 @@ static inline void copy_user_page(void *to, void *from, unsigned long vaddr, alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO | movableflags, vma, vaddr) #define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE -typedef struct { pgdval_t pgd; } pgd_t; -typedef struct { pgprotval_t pgprot; } pgprot_t; - static inline pgd_t native_make_pgd(pgdval_t val) { return (pgd_t) { val }; @@ -160,6 +165,7 @@ static inline pteval_t native_pte_val(pte_t pte) #endif #define pte_val(x) native_pte_val(x) +#define pte_flags(x) native_pte_val(x) #define __pte(x) native_make_pte(x) #endif /* CONFIG_PARAVIRT */ |