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-rw-r--r--include/asm-sh/pgtable_64.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/asm-sh/pgtable_64.h b/include/asm-sh/pgtable_64.h
index bfdcb20..f9dd9d3 100644
--- a/include/asm-sh/pgtable_64.h
+++ b/include/asm-sh/pgtable_64.h
@@ -187,6 +187,11 @@ static __inline__ void pmd_set(pmd_t *pmdp,pte_t *ptep)
_PAGE_WRITE | _PAGE_EXECUTE)
#define PAGE_KERNEL __pgprot(_KERNPG_TABLE)
+#define PAGE_KERNEL_NOCACHE \
+ __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | \
+ _PAGE_EXECUTE | _PAGE_ACCESSED | \
+ _PAGE_DIRTY | _PAGE_SHARED)
+
/* Make it a device mapping for maximum safety (e.g. for mapping device
registers into user-space via /dev/map). */
#define pgprot_noncached(x) __pgprot(((x).pgprot & ~(_PAGE_CACHABLE)) | _PAGE_DEVICE)