From d7be828e03969ea7f922f299acb8daa0d8ce7006 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Thu, 21 Apr 2005 21:41:33 -0700 Subject: [PATCH] [SPARC64]: Provide a pgprot_noncached() implementation. Signed-off-by: David S. Miller --- include/asm-sparc64/pgtable.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/asm-sparc64/pgtable.h b/include/asm-sparc64/pgtable.h index af9bf175a223..ae2cd5b09a7c 100644 --- a/include/asm-sparc64/pgtable.h +++ b/include/asm-sparc64/pgtable.h @@ -416,6 +416,11 @@ extern int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, unsigned long pfn, unsigned long size, pgprot_t prot); +/* Clear virtual and physical cachability, set side-effect bit. */ +#define pgprot_noncached(prot) \ + (__pgprot((pgprot_val(prot) & ~(_PAGE_CP | _PAGE_CV)) | \ + _PAGE_E)) + /* * For sparc32&64, the pfn in io_remap_pfn_range() carries in * its high 4 bits. These macros/functions put it there or get it from there. -- GitLab