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Commit b2d6b9fb authored by Helge Deller's avatar Helge Deller Committed by Kyle McMartin
Browse files

[PARISC] EISA regions must be mapped NO_CACHE 



Signed-off-by: default avatarHelge Deller <deller@parisc-linux.org>
Signed-off-by: default avatarKyle McMartin <kyle@parisc-linux.org>
parent e74eb808

arch/parisc/mm/ioremap.c

+2 −1
Original line number Diff line number Diff line
@@ -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