xref: /netbsd-src/sys/arch/hpc/stand/hpcboot/sh3/cpu/sh3.h (revision ce099b40997c43048fb78bd578195f81d2456523)
1*ce099b40Smartin /* -*-C++-*-	$NetBSD: sh3.h,v 1.5 2008/04/28 20:23:20 martin Exp $	*/
2acb09f98Such 
3acb09f98Such /*-
4986311dcSuch  * Copyright (c) 2001, 2002, 2004 The NetBSD Foundation, Inc.
5acb09f98Such  * All rights reserved.
6acb09f98Such  *
7acb09f98Such  * This code is derived from software contributed to The NetBSD Foundation
8acb09f98Such  * by UCHIYAMA Yasushi.
9acb09f98Such  *
10acb09f98Such  * Redistribution and use in source and binary forms, with or without
11acb09f98Such  * modification, are permitted provided that the following conditions
12acb09f98Such  * are met:
13acb09f98Such  * 1. Redistributions of source code must retain the above copyright
14acb09f98Such  *    notice, this list of conditions and the following disclaimer.
15acb09f98Such  * 2. Redistributions in binary form must reproduce the above copyright
16acb09f98Such  *    notice, this list of conditions and the following disclaimer in the
17acb09f98Such  *    documentation and/or other materials provided with the distribution.
18acb09f98Such  *
19acb09f98Such  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20acb09f98Such  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21acb09f98Such  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22acb09f98Such  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23acb09f98Such  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24acb09f98Such  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25acb09f98Such  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26acb09f98Such  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27acb09f98Such  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28acb09f98Such  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29acb09f98Such  * POSSIBILITY OF SUCH DAMAGE.
30acb09f98Such  */
31acb09f98Such 
32acb09f98Such #ifndef _HPCBOOT_SH_CPU_SH3_H_
33acb09f98Such #define	_HPCBOOT_SH_CPU_SH3_H_
34acb09f98Such #include <sh3/cpu/sh.h>
35acb09f98Such 
36acb09f98Such /*
37986311dcSuch  * SH3 designed for Windows CE (SH7709, SH7709A, SH7707) common defines.
38acb09f98Such  */
39acb09f98Such #define	SH3_TRA			0xffffffd0
40acb09f98Such #define	SH3_EXPEVT		0xffffffd4
41acb09f98Such #define	SH3_INTEVT		0xffffffd8
42acb09f98Such #define	SH3_INTEVT2		0xa4000000
43acb09f98Such 
44acb09f98Such /* Windows CE uses 1Kbyte page for SH3, 4Kbyte for SH4 */
45acb09f98Such #define	SH3_PAGE_SIZE		0x400
46acb09f98Such #define	SH3_PAGE_MASK		(~(SH3_PAGE_SIZE - 1))
47acb09f98Such 
48acb09f98Such /*
49acb09f98Such  * Cache (Windows CE uses normal-mode.)
50acb09f98Such  */
51acb09f98Such #define	SH3_CCR			0xffffffec
52acb09f98Such #define	SH3_CCR_CE		  0x00000001
53acb09f98Such #define	SH3_CCR_WT		  0x00000002
54acb09f98Such #define	SH3_CCR_CB		  0x00000004
55acb09f98Such #define	SH3_CCR_CF		  0x00000008
56acb09f98Such #define	SH3_CCR_RA		  0x00000020
57acb09f98Such #define	SH3_CCA			0xf0000000
58acb09f98Such #define	SH3_CCD			0xf1000000
59acb09f98Such 
60acb09f98Such /*
61acb09f98Such  * 4-way set-associative 32-entry (total 128 entries)
62acb09f98Such  */
63acb09f98Such #define	SH3_MMU_WAY			4
64acb09f98Such #define	SH3_MMU_ENTRY			32
65acb09f98Such 
66acb09f98Such #define	SH3_PTEH			0xfffffff0
67acb09f98Such #define	  SH3_PTEH_ASID_MASK		  0x0000000f
68acb09f98Such #define	  SH3_PTEH_VPN_MASK		  0xfffffc00
69acb09f98Such #define	SH3_MMUCR			0xffffffe0
70acb09f98Such #define	  SH3_MMUCR_AT			  0x00000001
71acb09f98Such #define	  SH3_MMUCR_IX			  0x00000002
72acb09f98Such #define	  SH3_MMUCR_TF			  0x00000004
73acb09f98Such #define	  SH3_MMUCR_RC			  0x00000030
74acb09f98Such #define	  SH3_MMUCR_SV			  0x00000100
75acb09f98Such 
76acb09f98Such /*
77acb09f98Such  * memory-mapped TLB
78acb09f98Such  */
79acb09f98Such /* Address array */
80acb09f98Such #define	SH3_MMUAA			0xf2000000
81acb09f98Such /* address specification */
82acb09f98Such #define	  SH3_MMU_VPN_SHIFT		  12
83acb09f98Such #define	  SH3_MMU_VPN_MASK		  0x0001f000	/* [16:12] */
84acb09f98Such #define	  SH3_MMU_WAY_SHIFT		  8
85acb09f98Such #define	  SH3_MMU_WAY_MASK		  0x00000300
86acb09f98Such /* data specification */
87acb09f98Such #define	  SH3_MMU_D_VALID		  0x00000100
88acb09f98Such #define	  SH3_MMUAA_D_VPN_MASK		  0xfffe0c00	/* [31:17][11:10] */
89acb09f98Such #define	  SH3_MMUAA_D_ASID_MASK		  0x0000000f
90acb09f98Such 
91acb09f98Such /* Data array */
92acb09f98Such #define	SH3_MMUDA			0xf3000000
93acb09f98Such #define	  SH3_MMUDA_D_PPN_MASK		  0xfffffc00
94acb09f98Such #define	  SH3_MMUDA_D_V			  0x00000100
95acb09f98Such #define	  SH3_MMUDA_D_PR_SHIFT		  5
96acb09f98Such #define	  SH3_MMUDA_D_PR_MASK		  0x00000060	/* [6:5] */
97acb09f98Such #define	  SH3_MMUDA_D_SZ		  0x00000010
98acb09f98Such #define	  SH3_MMUDA_D_C			  0x00000008
99acb09f98Such #define	  SH3_MMUDA_D_D			  0x00000004
100acb09f98Such #define	  SH3_MMUDA_D_SH		  0x00000002
101acb09f98Such 
102acb09f98Such 
103acb09f98Such #define	SH3_MMU_DISABLE()	_reg_write_4(SH3_MMUCR, SH3_MMUCR_TF)
104acb09f98Such 
105acb09f98Such /*
106acb09f98Such  * Product dependent headers
107acb09f98Such  */
108acb09f98Such #include <sh3/cpu/7707.h>
109acb09f98Such #include <sh3/cpu/7709.h>
110acb09f98Such #include <sh3/cpu/7709a.h>
111acb09f98Such 
112acb09f98Such #endif // _HPCBOOT_SH_CPU_SH3_H_
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