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[PARISC] EISA regions must be mapped NO_CACHE
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Signed-off-by: Helge Deller <deller@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
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Helge Deller authored and Kyle McMartin committed Apr 21, 2006
1 parent e74eb80 commit b2d6b9f
Showing 1 changed file with 2 additions and 1 deletion.
3 changes: 2 additions & 1 deletion arch/parisc/mm/ioremap.c
Original file line number Diff line number Diff line change
Expand Up @@ -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>
*/

Expand Down Expand Up @@ -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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