提交 b2d6b9fb 编写于 作者: H Helge Deller 提交者: Kyle McMartin

[PARISC] EISA regions must be mapped NO_CACHE

Signed-off-by: NHelge Deller <deller@parisc-linux.org>
Signed-off-by: NKyle McMartin <kyle@parisc-linux.org>
上级 e74eb808
......@@ -2,7 +2,7 @@
* arch/parisc/mm/ioremap.c
*
* (C) Copyright 1995 1996 Linus Torvalds
* (C) Copyright 2001 Helge Deller <deller@gmx.de>
* (C) Copyright 2001-2006 Helge Deller <deller@gmx.de>
* (C) Copyright 2005 Kyle McMartin <kyle@parisc-linux.org>
*/
......@@ -138,6 +138,7 @@ void __iomem * __ioremap(unsigned long phys_addr, unsigned long size, unsigned l
if ((phys_addr >= 0x00080000 && end < 0x000fffff) ||
(phys_addr >= 0x00500000 && end < 0x03bfffff)) {
phys_addr |= F_EXTEND(0xfc000000);
flags |= _PAGE_NO_CACHE;
}
#endif
......
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