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-rw-r--r--include/asm-x86/page.h11
1 files changed, 8 insertions, 3 deletions
diff --git a/include/asm-x86/page.h b/include/asm-x86/page.h
index dc936dddf161..b52ed85f32f5 100644
--- a/include/asm-x86/page.h
+++ b/include/asm-x86/page.h
@@ -51,8 +51,15 @@
#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_pfn_mapped;
@@ -74,9 +81,6 @@ 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 +164,7 @@ 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 */