/* -*-C++-*- $NetBSD: sh3.h,v 1.5 2008/04/28 20:23:20 martin Exp $ */
/*-
* Copyright (c) 2001, 2002, 2004 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by UCHIYAMA Yasushi.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _HPCBOOT_SH_CPU_SH3_H_
#define _HPCBOOT_SH_CPU_SH3_H_
#include <sh3/cpu/sh.h>
/*
* SH3 designed for Windows CE (SH7709, SH7709A, SH7707) common defines.
*/
#define SH3_TRA 0xffffffd0
#define SH3_EXPEVT 0xffffffd4
#define SH3_INTEVT 0xffffffd8
#define SH3_INTEVT2 0xa4000000
/* Windows CE uses 1Kbyte page for SH3, 4Kbyte for SH4 */
#define SH3_PAGE_SIZE 0x400
#define SH3_PAGE_MASK (~(SH3_PAGE_SIZE - 1))
/*
* Cache (Windows CE uses normal-mode.)
*/
#define SH3_CCR 0xffffffec
#define SH3_CCR_CE 0x00000001
#define SH3_CCR_WT 0x00000002
#define SH3_CCR_CB 0x00000004
#define SH3_CCR_CF 0x00000008
#define SH3_CCR_RA 0x00000020
#define SH3_CCA 0xf0000000
#define SH3_CCD 0xf1000000
/*
* 4-way set-associative 32-entry (total 128 entries)
*/
#define SH3_MMU_WAY 4
#define SH3_MMU_ENTRY 32
#define SH3_PTEH 0xfffffff0
#define SH3_PTEH_ASID_MASK 0x0000000f
#define SH3_PTEH_VPN_MASK 0xfffffc00
#define SH3_MMUCR 0xffffffe0
#define SH3_MMUCR_AT 0x00000001
#define SH3_MMUCR_IX 0x00000002
#define SH3_MMUCR_TF 0x00000004
#define SH3_MMUCR_RC 0x00000030
#define SH3_MMUCR_SV 0x00000100
/*
* memory-mapped TLB
*/
/* Address array */
#define SH3_MMUAA 0xf2000000
/* address specification */
#define SH3_MMU_VPN_SHIFT 12
#define SH3_MMU_VPN_MASK 0x0001f000 /* [16:12] */
#define SH3_MMU_WAY_SHIFT 8
#define SH3_MMU_WAY_MASK 0x00000300
/* data specification */
#define SH3_MMU_D_VALID 0x00000100
#define SH3_MMUAA_D_VPN_MASK 0xfffe0c00 /* [31:17][11:10] */
#define SH3_MMUAA_D_ASID_MASK 0x0000000f
/* Data array */
#define SH3_MMUDA 0xf3000000
#define SH3_MMUDA_D_PPN_MASK 0xfffffc00
#define SH3_MMUDA_D_V 0x00000100
#define SH3_MMUDA_D_PR_SHIFT 5
#define SH3_MMUDA_D_PR_MASK 0x00000060 /* [6:5] */
#define SH3_MMUDA_D_SZ 0x00000010
#define SH3_MMUDA_D_C 0x00000008
#define SH3_MMUDA_D_D 0x00000004
#define SH3_MMUDA_D_SH 0x00000002
#define SH3_MMU_DISABLE() _reg_write_4(SH3_MMUCR, SH3_MMUCR_TF)
/*
* Product dependent headers
*/
#include <sh3/cpu/7707.h>
#include <sh3/cpu/7709.h>
#include <sh3/cpu/7709a.h>
#endif // _HPCBOOT_SH_CPU_SH3_H_