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Commit 4f4ef296 authored by Greg Ungerer's avatar Greg Ungerer Committed by Linus Torvalds
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[PATCH] m68knommu: add 5208 ColdFire cache support 



Add support for the cpu cache of the 5208 ColdFire fmaily.
Patch originally from Matt Wadell (from code originally written by
Mike Lavender).

Signed-off-by: default avatarGreg Ungerer <gerg@uclinux.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 7354b62c

include/asm-m68knommu/mcfcache.h

+14 −0
Original line number Diff line number Diff line
@@ -117,6 +117,20 @@ 
.endm

#endif /* CONFIG_M5407 */



#if defined(CONFIG_M520x)

.macro CACHE_ENABLE

	move.l	#0x01000000,%d0		/* invalidate whole cache */

	movec	%d0,%CACR

	nop

	move.l	#0x0000c000,%d0		/* set SDRAM cached (write-thru) */

	movec	%d0,%ACR0

	move.l	#0x00000000,%d0		/* no other regions cached */

	movec	%d0,%ACR1

	move.l	#0x80400000,%d0		/* enable 8K instruction cache */

	movec	%d0,%CACR

	nop

.endm

#endif /* CONFIG_M520x */



/****************************************************************************/

#endif	/* __M68KNOMMU_MCFCACHE_H */