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Diffstat (limited to 'arch/sh/include/asm/page.h')
-rw-r--r--arch/sh/include/asm/page.h19
1 files changed, 11 insertions, 8 deletions
diff --git a/arch/sh/include/asm/page.h b/arch/sh/include/asm/page.h
index 81bffc0d686..d71feb35930 100644
--- a/arch/sh/include/asm/page.h
+++ b/arch/sh/include/asm/page.h
@@ -45,6 +45,7 @@
#endif
#ifndef __ASSEMBLY__
+#include <asm/uncached.h>
extern unsigned long shm_align_mask;
extern unsigned long max_low_pfn, min_low_pfn;
@@ -56,7 +57,6 @@ pages_do_alias(unsigned long addr1, unsigned long addr2)
return (addr1 ^ addr2) & shm_align_mask;
}
-
#define clear_page(page) memset((void *)(page), 0, PAGE_SIZE)
extern void copy_page(void *to, void *from);
@@ -88,7 +88,7 @@ typedef struct { unsigned long pgd; } pgd_t;
#define __pte(x) ((pte_t) { (x) } )
#else
typedef struct { unsigned long long pte_low; } pte_t;
-typedef struct { unsigned long pgprot; } pgprot_t;
+typedef struct { unsigned long long pgprot; } pgprot_t;
typedef struct { unsigned long pgd; } pgd_t;
#define pte_val(x) ((x).pte_low)
#define __pte(x) ((pte_t) { (x) } )
@@ -127,12 +127,7 @@ typedef struct page *pgtable_t;
* is not visible (it is part of the PMB mapping) and so needs to be
* added or subtracted as required.
*/
-#if defined(CONFIG_PMB_FIXED)
-/* phys = virt - PAGE_OFFSET - (__MEMORY_START & 0xe0000000) */
-#define PMB_OFFSET (PAGE_OFFSET - PXSEG(__MEMORY_START))
-#define __pa(x) ((unsigned long)(x) - PMB_OFFSET)
-#define __va(x) ((void *)((unsigned long)(x) + PMB_OFFSET))
-#elif defined(CONFIG_32BIT)
+#ifdef CONFIG_PMB
#define __pa(x) ((unsigned long)(x)-PAGE_OFFSET+__MEMORY_START)
#define __va(x) ((void *)((unsigned long)(x)+PAGE_OFFSET-__MEMORY_START))
#else
@@ -140,6 +135,14 @@ typedef struct page *pgtable_t;
#define __va(x) ((void *)((unsigned long)(x)+PAGE_OFFSET))
#endif
+#ifdef CONFIG_UNCACHED_MAPPING
+#define UNCAC_ADDR(addr) ((addr) - PAGE_OFFSET + uncached_start)
+#define CAC_ADDR(addr) ((addr) - uncached_start + PAGE_OFFSET)
+#else
+#define UNCAC_ADDR(addr) ((addr))
+#define CAC_ADDR(addr) ((addr))
+#endif
+
#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT)
#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)