xref: /netbsd-src/sys/arch/hpc/stand/hpcboot/sh3/cpu/sh4.h (revision ce099b40997c43048fb78bd578195f81d2456523)
1*ce099b40Smartin /* -*-C++-*-	$NetBSD: sh4.h,v 1.4 2008/04/28 20:23:20 martin Exp $	*/
2acb09f98Such 
3acb09f98Such /*-
4acb09f98Such  * Copyright (c) 2002 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_SH4_H_
33acb09f98Such #define	_HPCBOOT_SH_CPU_SH4_H_
34acb09f98Such #include <sh3/cpu/sh.h>
35acb09f98Such 
36acb09f98Such /*
37acb09f98Such  * SH4 designed for Windows CE (SH7750) common defines.
38acb09f98Such  */
39acb09f98Such 
40acb09f98Such #define	SH4_TRA			0xff000020
41acb09f98Such #define	SH4_EXPEVT		0xff000024
42acb09f98Such #define	SH4_INTEVT		0xff000028
43acb09f98Such 
44acb09f98Such #define	SH4_ICR			0xffd00000
45acb09f98Such #define	SH4_IPRA		0xffd00004
46acb09f98Such #define	SH4_IPRB		0xffd00008
47acb09f98Such #define	SH4_IPRC		0xffd0000c
48acb09f98Such #define	SH4_IPRD		0xffd00010
49acb09f98Such 
50acb09f98Such /* Windows CE uses 1Kbyte page for SH3, 4Kbyte for SH4 */
51acb09f98Such #define	SH4_PAGE_SIZE		0x1000
52acb09f98Such #define	SH4_PAGE_MASK		(~(SH4_PAGE_SIZE - 1))
53acb09f98Such 
54acb09f98Such /*
55acb09f98Such  * Cache
56acb09f98Such  */
57acb09f98Such #define	SH4_ICACHE_SIZE		8192
58acb09f98Such #define	SH4_DCACHE_SIZE		16384
59acb09f98Such #define	SH4_CACHE_LINESZ	32
60acb09f98Such 
61acb09f98Such #define	SH4_CCR			0xff00001c
62acb09f98Such #define	  SH4_CCR_IIX		  0x00008000
63acb09f98Such #define	  SH4_CCR_ICI		  0x00000800
64acb09f98Such #define	  SH4_CCR_ICE		  0x00000100
65acb09f98Such #define	  SH4_CCR_OIX		  0x00000080
66acb09f98Such #define	  SH4_CCR_ORA		  0x00000020
67acb09f98Such #define	  SH4_CCR_OCI		  0x00000008
68acb09f98Such #define	  SH4_CCR_CB		  0x00000004
69acb09f98Such #define	  SH4_CCR_WT		  0x00000002
70acb09f98Such #define	  SH4_CCR_OCE		  0x00000001
71acb09f98Such 
72acb09f98Such #define	SH4_QACR0		0xff000038
73acb09f98Such #define	SH4_QACR1		0xff00003c
74acb09f98Such #define	  SH4_QACR_AREA_SHIFT	  2
75acb09f98Such #define	  SH4_QACR_AREA_MASK	  0x0000001c
76acb09f98Such 
77acb09f98Such /* I-cache address/data array  */
78acb09f98Such #define	SH4REG_CCIA		0xf0000000
79acb09f98Such /* address specification */
80acb09f98Such #define	  CCIA_A		  0x00000008	/* associate bit */
81acb09f98Such #define	  CCIA_ENTRY_SHIFT	  5		/* line size 32B */
82acb09f98Such #define	  CCIA_ENTRY_MASK	  0x00001fe0	/* [12:5] 256-entries */
83acb09f98Such /* data specification */
84acb09f98Such #define	  CCIA_V		  0x00000001
85acb09f98Such #define	  CCIA_TAGADDR_MASK	  0xfffffc00	/* [31:10] */
86acb09f98Such 
87acb09f98Such #define	SH4REG_CCID		0xf1000000
88acb09f98Such /* address specification */
89acb09f98Such #define	  CCID_L_SHIFT		  2
90acb09f98Such #define	  CCID_L_MASK		  0x1c		/* line-size is 32B */
91acb09f98Such #define	  CCID_ENTRY_MASK	  0x00001fe0	/* [12:5] 128-entries */
92acb09f98Such 
93acb09f98Such /* D-cache address/data array  */
94acb09f98Such #define	SH4REG_CCDA		0xf4000000
95acb09f98Such /* address specification */
96acb09f98Such #define	  CCDA_A		  0x00000008	/* associate bit */
97acb09f98Such #define	  CCDA_ENTRY_SHIFT	  5		/* line size 32B */
98acb09f98Such #define	  CCDA_ENTRY_MASK	  0x00003fe0	/* [13:5] 512-entries */
99acb09f98Such /* data specification */
100acb09f98Such #define	  CCDA_V		  0x00000001
101acb09f98Such #define	  CCDA_U		  0x00000002
102acb09f98Such #define	  CCDA_TAGADDR_MASK	  0xfffffc00	/* [31:10] */
103acb09f98Such 
104acb09f98Such #define	SH4REG_CCDD		0xf5000000
105acb09f98Such 
106acb09f98Such /*
107acb09f98Such  * MMU
108acb09f98Such  */
109acb09f98Such #define	SH4_PTEH			0xff000000
110acb09f98Such #define	  SH4_PTEH_ASID_MASK		  0x0000000f
111acb09f98Such #define	SH4_PTEL			0xff000004
112acb09f98Such #define	  SH4_PTEL_WT			  0x00000001
113acb09f98Such #define	  SH4_PTEL_SH			  0x00000002
114acb09f98Such #define	  SH4_PTEL_D			  0x00000004
115acb09f98Such #define	  SH4_PTEL_C			  0x00000008
116acb09f98Such #define	  SH4_PTEL_PR_SHIFT		  5
117acb09f98Such #define	  SH4_PTEL_PR_MASK		  0x00000060	/* [5:6] */
118acb09f98Such #define	  SH4_PTEL_SZ_MASK		  0x00000090	/* [4][7] */
119acb09f98Such #define	    SH4_PTEL_SZ_1K		  0x00000000
120acb09f98Such #define	    SH4_PTEL_SZ_4K		  0x00000010
121acb09f98Such #define	    SH4_PTEL_SZ_64K		  0x00000080
122acb09f98Such #define	    SH4_PTEL_SZ_1M		  0x00000090
123acb09f98Such #define	  SH4_PTEL_V			  0x00000100
124acb09f98Such #define	SH4_PTEA			0xff000034
125acb09f98Such #define	  SH4_PTEA_SA_MASK		  0x00000007
126acb09f98Such #define	  SH4_PTEA_SA_TC		  0x00000008
127acb09f98Such #define	SH4_TTB				0xff000008
128acb09f98Such #define	SH4_TTA				0xff00000c
129acb09f98Such #define	SH4_MMUCR			0xff000010
130acb09f98Such #define	  SH4_MMUCR_AT			  0x00000001
131acb09f98Such #define	  SH4_MMUCR_TI			  0x00000004
132acb09f98Such #define	  SH4_MMUCR_SV			  0x00000100
133acb09f98Such #define	  SH4_MMUCR_SQMD		  0x00000200
134acb09f98Such #define	  SH4_MMUCR_URC_SHIFT		  10
135acb09f98Such #define	  SH4_MMUCR_URC_MASK		  0x0000fc00	/* [10:15] */
136acb09f98Such #define	  SH4_MMUCR_URB_SHIFT		  18
137acb09f98Such #define	  SH4_MMUCR_URB_MASK		  0x00fc0000	/* [18:23] */
138acb09f98Such #define	  SH4_MMUCR_LRUI_SHIFT		  26
139acb09f98Such #define	  SH4_MMUCR_LRUT_MASK		  0xfc000000	/* [26:31] */
140acb09f98Such /*
141acb09f98Such  * memory-mapped TLB
142acb09f98Such  *	must be access from P2-area program.
143acb09f98Such  *	branch to the other area must be maed at least 8 instruction
144acb09f98Such  *	after access.
145acb09f98Such  */
146acb09f98Such /* ITLB */
147acb09f98Such #define	SH4_ITLB_AA			0xf2000000
148acb09f98Such /* address specification (common for address and data array(0,1)) */
149acb09f98Such #define	  SH4_ITLB_E_SHIFT		  8
150acb09f98Such #define	  SH4_ITLB_E_MASK		  0x00000300	/* [9:8] */
151acb09f98Such /* data specification */
152acb09f98Such /* address-array */
153acb09f98Such #define	  SH4_ITLB_AA_ASID_MASK		  0x000000ff	/* [7:0] */
154acb09f98Such #define	  SH4_ITLB_AA_V			  0x00000100
155acb09f98Such #define	  SH4_ITLB_AA_VPN_SHIFT		  10
156acb09f98Such #define	  SH4_ITLB_AA_VPN_MASK		  0xfffffc00	/* [31:10] */
157acb09f98Such /* data-array 1 */
158acb09f98Such #define	SH4_ITLB_DA1			0xf3000000
159acb09f98Such #define	  SH4_ITLB_DA1_SH		  0x00000002
160acb09f98Such #define	  SH4_ITLB_DA1_C		  0x00000008
161acb09f98Such #define	  SH4_ITLB_DA1_SZ_MASK		  0x00000090	/* [7][4] */
162acb09f98Such #define	    SH4_ITLB_DA1_SZ_1K		  0x00000000
163acb09f98Such #define	    SH4_ITLB_DA1_SZ_4K		  0x00000010
164acb09f98Such #define	    SH4_ITLB_DA1_SZ_64K		  0x00000080
165acb09f98Such #define	    SH4_ITLB_DA1_SZ_1M		  0x00000090
166acb09f98Such #define	  SH4_ITLB_DA1_PR		  0x00000040
167acb09f98Such #define	  SH4_ITLB_DA1_V		  0x00000100
168acb09f98Such #define	  SH4_ITLB_DA1_PPN_SHIFT	  11
169acb09f98Such #define	  SH4_ITLB_DA1_PPN_MASK		  0x1ffffc00	/* [28:10] */
170acb09f98Such /* data-array 2 */
171acb09f98Such #define	SH4_ITLB_DA2			0xf3800000
172acb09f98Such #define	  SH4_ITLB_DA2_SA_MASK		  0x00000003
173acb09f98Such #define	  SH4_ITLB_DA2_TC		  0x00000004
174acb09f98Such 
175acb09f98Such /* UTLB */
176acb09f98Such #define	SH4_UTLB_AA			0xf6000000
177acb09f98Such /* address specification (common for address and data array(0,1)) */
178acb09f98Such #define	  SH4_UTLB_E_SHIFT		  8
179acb09f98Such #define	  SH4_UTLB_E_MASK		  0x00003f00
180acb09f98Such /* data specification */
181acb09f98Such /* address-array */
182acb09f98Such #define	  SH4_UTLB_AA_VPN_MASK		  0xfffffc00	/* [31:10] */
183acb09f98Such #define	  SH4_UTLB_AA_D			  0x00000200
184acb09f98Such #define	  SH4_UTLB_AA_V			  0x00000100
185acb09f98Such #define	  SH4_UTLB_AA_ASID_MASK		  0x000000ff	/* [7:0] */
186acb09f98Such /* data-array 1 */
187acb09f98Such #define	SH4_UTLB_DA1			0xf7000000
188acb09f98Such #define	  SH4_UTLB_DA1_WT		  0x00000001
189acb09f98Such #define	  SH4_UTLB_DA1_SH		  0x00000002
190acb09f98Such #define	  SH4_UTLB_DA1_D		  0x00000004
191acb09f98Such #define	  SH4_UTLB_DA1_C		  0x00000008
192acb09f98Such #define	  SH4_UTLB_DA1_SZ_MASK		  0x00000090	/* [7][4] */
193acb09f98Such #define	    SH4_UTLB_DA1_SZ_1K		  0x00000000
194acb09f98Such #define	    SH4_UTLB_DA1_SZ_4K		  0x00000010
195acb09f98Such #define	    SH4_UTLB_DA1_SZ_64K		  0x00000080
196acb09f98Such #define	    SH4_UTLB_DA1_SZ_1M		  0x00000090
197acb09f98Such #define	  SH4_UTLB_DA1_PR_SHIFT		  5
198acb09f98Such #define	  SH4_UTLB_DA1_PR_MASK		  0x00000060
199acb09f98Such #define	  SH4_UTLB_DA1_V		  0x00000100
200acb09f98Such #define	  SH4_UTLB_DA1_PPN_SHIFT	  11
201acb09f98Such #define	  SH4_UTLB_DA1_PPN_MASK		  0x1ffffc00	/* [28:10] */
202acb09f98Such /* data-array 2 */
203acb09f98Such #define	SH4_UTLB_DA2			0xf7800000
204acb09f98Such #define	  SH4_UTLB_DA2_SA_MASK		  0x00000003
205acb09f98Such #define	  SH4_UTLB_DA2_TC		  0x00000004
206acb09f98Such 
207acb09f98Such #define	SH4_MMU_DISABLE()	_reg_write_4(SH4_MMUCR, SH4_MMUCR_TI)
208acb09f98Such 
209acb09f98Such /*
210acb09f98Such  * Product dependent headers
211acb09f98Such  */
212acb09f98Such #include <sh3/cpu/7750.h>
213acb09f98Such 
214acb09f98Such #endif /* _HPCBOOT_SH_CPU_SH4_H_ */
215