sh3.h revision 1.5 1 1.5 martin /* -*-C++-*- $NetBSD: sh3.h,v 1.5 2008/04/28 20:23:20 martin Exp $ */
2 1.1 uch
3 1.1 uch /*-
4 1.3 uch * Copyright (c) 2001, 2002, 2004 The NetBSD Foundation, Inc.
5 1.1 uch * All rights reserved.
6 1.1 uch *
7 1.1 uch * This code is derived from software contributed to The NetBSD Foundation
8 1.1 uch * by UCHIYAMA Yasushi.
9 1.1 uch *
10 1.1 uch * Redistribution and use in source and binary forms, with or without
11 1.1 uch * modification, are permitted provided that the following conditions
12 1.1 uch * are met:
13 1.1 uch * 1. Redistributions of source code must retain the above copyright
14 1.1 uch * notice, this list of conditions and the following disclaimer.
15 1.1 uch * 2. Redistributions in binary form must reproduce the above copyright
16 1.1 uch * notice, this list of conditions and the following disclaimer in the
17 1.1 uch * documentation and/or other materials provided with the distribution.
18 1.1 uch *
19 1.1 uch * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 1.1 uch * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 1.1 uch * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 1.1 uch * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 1.1 uch * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 1.1 uch * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 1.1 uch * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 1.1 uch * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 1.1 uch * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 1.1 uch * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 1.1 uch * POSSIBILITY OF SUCH DAMAGE.
30 1.1 uch */
31 1.1 uch
32 1.1 uch #ifndef _HPCBOOT_SH_CPU_SH3_H_
33 1.2 uch #define _HPCBOOT_SH_CPU_SH3_H_
34 1.1 uch #include <sh3/cpu/sh.h>
35 1.1 uch
36 1.1 uch /*
37 1.3 uch * SH3 designed for Windows CE (SH7709, SH7709A, SH7707) common defines.
38 1.1 uch */
39 1.2 uch #define SH3_TRA 0xffffffd0
40 1.2 uch #define SH3_EXPEVT 0xffffffd4
41 1.2 uch #define SH3_INTEVT 0xffffffd8
42 1.2 uch #define SH3_INTEVT2 0xa4000000
43 1.1 uch
44 1.1 uch /* Windows CE uses 1Kbyte page for SH3, 4Kbyte for SH4 */
45 1.2 uch #define SH3_PAGE_SIZE 0x400
46 1.2 uch #define SH3_PAGE_MASK (~(SH3_PAGE_SIZE - 1))
47 1.1 uch
48 1.2 uch /*
49 1.1 uch * Cache (Windows CE uses normal-mode.)
50 1.1 uch */
51 1.2 uch #define SH3_CCR 0xffffffec
52 1.2 uch #define SH3_CCR_CE 0x00000001
53 1.2 uch #define SH3_CCR_WT 0x00000002
54 1.2 uch #define SH3_CCR_CB 0x00000004
55 1.2 uch #define SH3_CCR_CF 0x00000008
56 1.2 uch #define SH3_CCR_RA 0x00000020
57 1.2 uch #define SH3_CCA 0xf0000000
58 1.2 uch #define SH3_CCD 0xf1000000
59 1.1 uch
60 1.2 uch /*
61 1.2 uch * 4-way set-associative 32-entry (total 128 entries)
62 1.2 uch */
63 1.2 uch #define SH3_MMU_WAY 4
64 1.2 uch #define SH3_MMU_ENTRY 32
65 1.2 uch
66 1.2 uch #define SH3_PTEH 0xfffffff0
67 1.2 uch #define SH3_PTEH_ASID_MASK 0x0000000f
68 1.2 uch #define SH3_PTEH_VPN_MASK 0xfffffc00
69 1.2 uch #define SH3_MMUCR 0xffffffe0
70 1.2 uch #define SH3_MMUCR_AT 0x00000001
71 1.2 uch #define SH3_MMUCR_IX 0x00000002
72 1.2 uch #define SH3_MMUCR_TF 0x00000004
73 1.2 uch #define SH3_MMUCR_RC 0x00000030
74 1.2 uch #define SH3_MMUCR_SV 0x00000100
75 1.2 uch
76 1.2 uch /*
77 1.2 uch * memory-mapped TLB
78 1.1 uch */
79 1.1 uch /* Address array */
80 1.2 uch #define SH3_MMUAA 0xf2000000
81 1.1 uch /* address specification */
82 1.2 uch #define SH3_MMU_VPN_SHIFT 12
83 1.2 uch #define SH3_MMU_VPN_MASK 0x0001f000 /* [16:12] */
84 1.2 uch #define SH3_MMU_WAY_SHIFT 8
85 1.2 uch #define SH3_MMU_WAY_MASK 0x00000300
86 1.1 uch /* data specification */
87 1.2 uch #define SH3_MMU_D_VALID 0x00000100
88 1.2 uch #define SH3_MMUAA_D_VPN_MASK 0xfffe0c00 /* [31:17][11:10] */
89 1.2 uch #define SH3_MMUAA_D_ASID_MASK 0x0000000f
90 1.1 uch
91 1.1 uch /* Data array */
92 1.2 uch #define SH3_MMUDA 0xf3000000
93 1.2 uch #define SH3_MMUDA_D_PPN_MASK 0xfffffc00
94 1.2 uch #define SH3_MMUDA_D_V 0x00000100
95 1.2 uch #define SH3_MMUDA_D_PR_SHIFT 5
96 1.2 uch #define SH3_MMUDA_D_PR_MASK 0x00000060 /* [6:5] */
97 1.2 uch #define SH3_MMUDA_D_SZ 0x00000010
98 1.2 uch #define SH3_MMUDA_D_C 0x00000008
99 1.2 uch #define SH3_MMUDA_D_D 0x00000004
100 1.2 uch #define SH3_MMUDA_D_SH 0x00000002
101 1.1 uch
102 1.1 uch
103 1.2 uch #define SH3_MMU_DISABLE() _reg_write_4(SH3_MMUCR, SH3_MMUCR_TF)
104 1.1 uch
105 1.2 uch /*
106 1.1 uch * Product dependent headers
107 1.1 uch */
108 1.1 uch #include <sh3/cpu/7707.h>
109 1.1 uch #include <sh3/cpu/7709.h>
110 1.1 uch #include <sh3/cpu/7709a.h>
111 1.1 uch
112 1.1 uch #endif // _HPCBOOT_SH_CPU_SH3_H_
113