1/* -*-C++-*- $NetBSD: sh3.h,v 1.4 2005/12/11 12:17:28 christos Exp $ */ 2 3/*- 4 * Copyright (c) 2001, 2002, 2004 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#ifndef _HPCBOOT_SH_CPU_SH3_H_ 33#define _HPCBOOT_SH_CPU_SH3_H_ 34#include <sh3/cpu/sh.h> 35 36/* 37 * SH3 designed for Windows CE (SH7709, SH7709A, SH7707) common defines. 38 */ 39#define SH3_TRA 0xffffffd0 40#define SH3_EXPEVT 0xffffffd4 41#define SH3_INTEVT 0xffffffd8 42#define SH3_INTEVT2 0xa4000000 43 44/* Windows CE uses 1Kbyte page for SH3, 4Kbyte for SH4 */ 45#define SH3_PAGE_SIZE 0x400 46#define SH3_PAGE_MASK (~(SH3_PAGE_SIZE - 1)) 47 48/* 49 * Cache (Windows CE uses normal-mode.) 50 */ 51#define SH3_CCR 0xffffffec 52#define SH3_CCR_CE 0x00000001 53#define SH3_CCR_WT 0x00000002 54#define SH3_CCR_CB 0x00000004 55#define SH3_CCR_CF 0x00000008 56#define SH3_CCR_RA 0x00000020 57#define SH3_CCA 0xf0000000 58#define SH3_CCD 0xf1000000 59 60/* 61 * 4-way set-associative 32-entry (total 128 entries) 62 */ 63#define SH3_MMU_WAY 4 64#define SH3_MMU_ENTRY 32 65 66#define SH3_PTEH 0xfffffff0 67#define SH3_PTEH_ASID_MASK 0x0000000f 68#define SH3_PTEH_VPN_MASK 0xfffffc00 69#define SH3_MMUCR 0xffffffe0 70#define SH3_MMUCR_AT 0x00000001 71#define SH3_MMUCR_IX 0x00000002 72#define SH3_MMUCR_TF 0x00000004 73#define SH3_MMUCR_RC 0x00000030 74#define SH3_MMUCR_SV 0x00000100 75 76/* 77 * memory-mapped TLB 78 */ 79/* Address array */ 80#define SH3_MMUAA 0xf2000000 81/* address specification */ 82#define SH3_MMU_VPN_SHIFT 12 83#define SH3_MMU_VPN_MASK 0x0001f000 /* [16:12] */ 84#define SH3_MMU_WAY_SHIFT 8 85#define SH3_MMU_WAY_MASK 0x00000300 86/* data specification */ 87#define SH3_MMU_D_VALID 0x00000100 88#define SH3_MMUAA_D_VPN_MASK 0xfffe0c00 /* [31:17][11:10] */ 89#define SH3_MMUAA_D_ASID_MASK 0x0000000f 90 91/* Data array */ 92#define SH3_MMUDA 0xf3000000 93#define SH3_MMUDA_D_PPN_MASK 0xfffffc00 94#define SH3_MMUDA_D_V 0x00000100 95#define SH3_MMUDA_D_PR_SHIFT 5 96#define SH3_MMUDA_D_PR_MASK 0x00000060 /* [6:5] */ 97#define SH3_MMUDA_D_SZ 0x00000010 98#define SH3_MMUDA_D_C 0x00000008 99#define SH3_MMUDA_D_D 0x00000004 100#define SH3_MMUDA_D_SH 0x00000002 101 102 103#define SH3_MMU_DISABLE() _reg_write_4(SH3_MMUCR, SH3_MMUCR_TF) 104 105/* 106 * Product dependent headers 107 */ 108#include <sh3/cpu/7707.h> 109#include <sh3/cpu/7709.h> 110#include <sh3/cpu/7709a.h> 111 112#endif // _HPCBOOT_SH_CPU_SH3_H_ 113