linux/arch/sh/include/cpu-sh2a/cpu/cache.h
Yoshinori Sato cce2d453e4 SH2(A) cache update
Includes:
- SH2 (7619) Writeback support.
- SH2A cache handling fix.

Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-08-04 16:33:47 +09:00

44 lines
1.2 KiB
C

/*
* include/asm-sh/cpu-sh2a/cache.h
*
* Copyright (C) 2004 Paul Mundt
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#ifndef __ASM_CPU_SH2A_CACHE_H
#define __ASM_CPU_SH2A_CACHE_H
#define L1_CACHE_SHIFT 4
#define SH_CACHE_VALID 1
#define SH_CACHE_UPDATED 2
#define SH_CACHE_COMBINED 4
#define SH_CACHE_ASSOC 8
#define CCR 0xfffc1000 /* CCR1 */
#define CCR2 0xfffc1004
/*
* Most of the SH-2A CCR1 definitions resemble the SH-4 ones. All others not
* listed here are reserved.
*/
#define CCR_CACHE_CB 0x0000 /* Hack */
#define CCR_CACHE_OCE 0x0001
#define CCR_CACHE_WT 0x0002
#define CCR_CACHE_OCI 0x0008 /* OCF */
#define CCR_CACHE_ICE 0x0100
#define CCR_CACHE_ICI 0x0800 /* ICF */
#define CACHE_IC_ADDRESS_ARRAY 0xf0000000
#define CACHE_OC_ADDRESS_ARRAY 0xf0800000
#define CCR_CACHE_ENABLE (CCR_CACHE_OCE | CCR_CACHE_ICE)
#define CCR_CACHE_INVALIDATE (CCR_CACHE_OCI | CCR_CACHE_ICI)
#define CCR_ICACHE_INVALIDATE CCR_CACHE_ICI
#define CCR_OCACHE_INVALIDATE CCR_CACHE_OCI
#define CACHE_PHYSADDR_MASK 0x1ffffc00
#endif /* __ASM_CPU_SH2A_CACHE_H */