1/*
2 * PCI Register definitions for the MIPS System Controller.
3 *
4 * Copyright (C) 2002, 2005  MIPS Technologies, Inc.  All rights reserved.
5 *	Authors: Carsten Langgaard <carstenl@mips.com>
6 *		 Maciej W. Rozycki <macro@mips.com>
7 *
8 * This file is subject to the terms and conditions of the GNU General Public
9 * License.  See the file "COPYING" in the main directory of this archive
10 * for more details.
11 */
12#ifndef __ASM_MIPS_BOARDS_MSC01_PCI_H
13#define __ASM_MIPS_BOARDS_MSC01_PCI_H
14
15/*
16 * Register offset addresses
17 */
18
19#define MSC01_PCI_ID_OFS		0x0000
20#define MSC01_PCI_SC2PMBASL_OFS		0x0208
21#define MSC01_PCI_SC2PMMSKL_OFS		0x0218
22#define MSC01_PCI_SC2PMMAPL_OFS		0x0228
23#define MSC01_PCI_SC2PIOBASL_OFS	0x0248
24#define MSC01_PCI_SC2PIOMSKL_OFS	0x0258
25#define MSC01_PCI_SC2PIOMAPL_OFS	0x0268
26#define MSC01_PCI_P2SCMSKL_OFS		0x0308
27#define MSC01_PCI_P2SCMAPL_OFS		0x0318
28#define MSC01_PCI_INTCFG_OFS		0x0600
29#define MSC01_PCI_INTSTAT_OFS		0x0608
30#define MSC01_PCI_CFGADDR_OFS		0x0610
31#define MSC01_PCI_CFGDATA_OFS		0x0618
32#define MSC01_PCI_IACK_OFS		0x0620
33#define MSC01_PCI_HEAD0_OFS		0x2000	/* DevID, VendorID */
34#define MSC01_PCI_HEAD1_OFS		0x2008	/* Status, Command */
35#define MSC01_PCI_HEAD2_OFS		0x2010	/* Class code, RevID */
36#define MSC01_PCI_HEAD3_OFS		0x2018	/* bist, header, latency */
37#define MSC01_PCI_HEAD4_OFS		0x2020	/* BAR 0 */
38#define MSC01_PCI_HEAD5_OFS		0x2028	/* BAR 1 */
39#define MSC01_PCI_HEAD6_OFS		0x2030	/* BAR 2 */
40#define MSC01_PCI_HEAD7_OFS		0x2038	/* BAR 3 */
41#define MSC01_PCI_HEAD8_OFS		0x2040	/* BAR 4 */
42#define MSC01_PCI_HEAD9_OFS		0x2048	/* BAR 5 */
43#define MSC01_PCI_HEAD10_OFS		0x2050	/* CardBus CIS Ptr */
44#define MSC01_PCI_HEAD11_OFS		0x2058	/* SubSystem ID, -VendorID */
45#define MSC01_PCI_HEAD12_OFS		0x2060	/* ROM BAR */
46#define MSC01_PCI_HEAD13_OFS		0x2068	/* Capabilities ptr */
47#define MSC01_PCI_HEAD14_OFS		0x2070	/* reserved */
48#define MSC01_PCI_HEAD15_OFS		0x2078	/* Maxl, ming, intpin, int */
49#define MSC01_PCI_BAR0_OFS		0x2220
50#define MSC01_PCI_CFG_OFS		0x2380
51#define MSC01_PCI_SWAP_OFS		0x2388
52
53
54/*****************************************************************************
55 * Register encodings
56 ****************************************************************************/
57
58#define MSC01_PCI_ID_ID_SHF		16
59#define MSC01_PCI_ID_ID_MSK		0x00ff0000
60#define MSC01_PCI_ID_ID_HOSTBRIDGE	82
61#define MSC01_PCI_ID_MAR_SHF		8
62#define MSC01_PCI_ID_MAR_MSK		0x0000ff00
63#define MSC01_PCI_ID_MIR_SHF		0
64#define MSC01_PCI_ID_MIR_MSK		0x000000ff
65
66#define MSC01_PCI_SC2PMBASL_BAS_SHF	24
67#define MSC01_PCI_SC2PMBASL_BAS_MSK	0xff000000
68
69#define MSC01_PCI_SC2PMMSKL_MSK_SHF	24
70#define MSC01_PCI_SC2PMMSKL_MSK_MSK	0xff000000
71
72#define MSC01_PCI_SC2PMMAPL_MAP_SHF	24
73#define MSC01_PCI_SC2PMMAPL_MAP_MSK	0xff000000
74
75#define MSC01_PCI_SC2PIOBASL_BAS_SHF	24
76#define MSC01_PCI_SC2PIOBASL_BAS_MSK	0xff000000
77
78#define MSC01_PCI_SC2PIOMSKL_MSK_SHF	24
79#define MSC01_PCI_SC2PIOMSKL_MSK_MSK	0xff000000
80
81#define MSC01_PCI_SC2PIOMAPL_MAP_SHF	24
82#define MSC01_PCI_SC2PIOMAPL_MAP_MSK	0xff000000
83
84#define MSC01_PCI_P2SCMSKL_MSK_SHF	24
85#define MSC01_PCI_P2SCMSKL_MSK_MSK	0xff000000
86
87#define MSC01_PCI_P2SCMAPL_MAP_SHF	24
88#define MSC01_PCI_P2SCMAPL_MAP_MSK	0xff000000
89
90#define MSC01_PCI_INTCFG_RST_SHF	10
91#define MSC01_PCI_INTCFG_RST_MSK	0x00000400
92#define MSC01_PCI_INTCFG_RST_BIT	0x00000400
93#define MSC01_PCI_INTCFG_MWE_SHF	9
94#define MSC01_PCI_INTCFG_MWE_MSK	0x00000200
95#define MSC01_PCI_INTCFG_MWE_BIT	0x00000200
96#define MSC01_PCI_INTCFG_DTO_SHF	8
97#define MSC01_PCI_INTCFG_DTO_MSK	0x00000100
98#define MSC01_PCI_INTCFG_DTO_BIT	0x00000100
99#define MSC01_PCI_INTCFG_MA_SHF		7
100#define MSC01_PCI_INTCFG_MA_MSK		0x00000080
101#define MSC01_PCI_INTCFG_MA_BIT		0x00000080
102#define MSC01_PCI_INTCFG_TA_SHF		6
103#define MSC01_PCI_INTCFG_TA_MSK		0x00000040
104#define MSC01_PCI_INTCFG_TA_BIT		0x00000040
105#define MSC01_PCI_INTCFG_RTY_SHF	5
106#define MSC01_PCI_INTCFG_RTY_MSK	0x00000020
107#define MSC01_PCI_INTCFG_RTY_BIT	0x00000020
108#define MSC01_PCI_INTCFG_MWP_SHF	4
109#define MSC01_PCI_INTCFG_MWP_MSK	0x00000010
110#define MSC01_PCI_INTCFG_MWP_BIT	0x00000010
111#define MSC01_PCI_INTCFG_MRP_SHF	3
112#define MSC01_PCI_INTCFG_MRP_MSK	0x00000008
113#define MSC01_PCI_INTCFG_MRP_BIT	0x00000008
114#define MSC01_PCI_INTCFG_SWP_SHF	2
115#define MSC01_PCI_INTCFG_SWP_MSK	0x00000004
116#define MSC01_PCI_INTCFG_SWP_BIT	0x00000004
117#define MSC01_PCI_INTCFG_SRP_SHF	1
118#define MSC01_PCI_INTCFG_SRP_MSK	0x00000002
119#define MSC01_PCI_INTCFG_SRP_BIT	0x00000002
120#define MSC01_PCI_INTCFG_SE_SHF		0
121#define MSC01_PCI_INTCFG_SE_MSK		0x00000001
122#define MSC01_PCI_INTCFG_SE_BIT		0x00000001
123
124#define MSC01_PCI_INTSTAT_RST_SHF	10
125#define MSC01_PCI_INTSTAT_RST_MSK	0x00000400
126#define MSC01_PCI_INTSTAT_RST_BIT	0x00000400
127#define MSC01_PCI_INTSTAT_MWE_SHF	9
128#define MSC01_PCI_INTSTAT_MWE_MSK	0x00000200
129#define MSC01_PCI_INTSTAT_MWE_BIT	0x00000200
130#define MSC01_PCI_INTSTAT_DTO_SHF	8
131#define MSC01_PCI_INTSTAT_DTO_MSK	0x00000100
132#define MSC01_PCI_INTSTAT_DTO_BIT	0x00000100
133#define MSC01_PCI_INTSTAT_MA_SHF	7
134#define MSC01_PCI_INTSTAT_MA_MSK	0x00000080
135#define MSC01_PCI_INTSTAT_MA_BIT	0x00000080
136#define MSC01_PCI_INTSTAT_TA_SHF	6
137#define MSC01_PCI_INTSTAT_TA_MSK	0x00000040
138#define MSC01_PCI_INTSTAT_TA_BIT	0x00000040
139#define MSC01_PCI_INTSTAT_RTY_SHF	5
140#define MSC01_PCI_INTSTAT_RTY_MSK	0x00000020
141#define MSC01_PCI_INTSTAT_RTY_BIT	0x00000020
142#define MSC01_PCI_INTSTAT_MWP_SHF	4
143#define MSC01_PCI_INTSTAT_MWP_MSK	0x00000010
144#define MSC01_PCI_INTSTAT_MWP_BIT	0x00000010
145#define MSC01_PCI_INTSTAT_MRP_SHF	3
146#define MSC01_PCI_INTSTAT_MRP_MSK	0x00000008
147#define MSC01_PCI_INTSTAT_MRP_BIT	0x00000008
148#define MSC01_PCI_INTSTAT_SWP_SHF	2
149#define MSC01_PCI_INTSTAT_SWP_MSK	0x00000004
150#define MSC01_PCI_INTSTAT_SWP_BIT	0x00000004
151#define MSC01_PCI_INTSTAT_SRP_SHF	1
152#define MSC01_PCI_INTSTAT_SRP_MSK	0x00000002
153#define MSC01_PCI_INTSTAT_SRP_BIT	0x00000002
154#define MSC01_PCI_INTSTAT_SE_SHF	0
155#define MSC01_PCI_INTSTAT_SE_MSK	0x00000001
156#define MSC01_PCI_INTSTAT_SE_BIT	0x00000001
157
158#define MSC01_PCI_CFGADDR_BNUM_SHF	16
159#define MSC01_PCI_CFGADDR_BNUM_MSK	0x00ff0000
160#define MSC01_PCI_CFGADDR_DNUM_SHF	11
161#define MSC01_PCI_CFGADDR_DNUM_MSK	0x0000f800
162#define MSC01_PCI_CFGADDR_FNUM_SHF	8
163#define MSC01_PCI_CFGADDR_FNUM_MSK	0x00000700
164#define MSC01_PCI_CFGADDR_RNUM_SHF	2
165#define MSC01_PCI_CFGADDR_RNUM_MSK	0x000000fc
166
167#define MSC01_PCI_CFGDATA_DATA_SHF	0
168#define MSC01_PCI_CFGDATA_DATA_MSK	0xffffffff
169
170/* The defines below are ONLY valid for a MEM bar! */
171#define MSC01_PCI_BAR0_SIZE_SHF		4
172#define MSC01_PCI_BAR0_SIZE_MSK		0xfffffff0
173#define MSC01_PCI_BAR0_P_SHF		3
174#define MSC01_PCI_BAR0_P_MSK		0x00000008
175#define MSC01_PCI_BAR0_P_BIT		MSC01_PCI_BAR0_P_MSK
176#define MSC01_PCI_BAR0_D_SHF		1
177#define MSC01_PCI_BAR0_D_MSK		0x00000006
178#define MSC01_PCI_BAR0_T_SHF		0
179#define MSC01_PCI_BAR0_T_MSK		0x00000001
180#define MSC01_PCI_BAR0_T_BIT		MSC01_PCI_BAR0_T_MSK
181
182
183#define MSC01_PCI_CFG_RA_SHF		17
184#define MSC01_PCI_CFG_RA_MSK		0x00020000
185#define MSC01_PCI_CFG_RA_BIT		MSC01_PCI_CFG_RA_MSK
186#define MSC01_PCI_CFG_G_SHF		16
187#define MSC01_PCI_CFG_G_MSK		0x00010000
188#define MSC01_PCI_CFG_G_BIT		MSC01_PCI_CFG_G_MSK
189#define MSC01_PCI_CFG_EN_SHF		15
190#define MSC01_PCI_CFG_EN_MSK		0x00008000
191#define MSC01_PCI_CFG_EN_BIT		MSC01_PCI_CFG_EN_MSK
192#define MSC01_PCI_CFG_MAXRTRY_SHF	0
193#define MSC01_PCI_CFG_MAXRTRY_MSK	0x00000fff
194
195#define MSC01_PCI_SWAP_IO_SHF		18
196#define MSC01_PCI_SWAP_IO_MSK		0x000c0000
197#define MSC01_PCI_SWAP_MEM_SHF		16
198#define MSC01_PCI_SWAP_MEM_MSK		0x00030000
199#define MSC01_PCI_SWAP_BAR0_SHF		0
200#define MSC01_PCI_SWAP_BAR0_MSK		0x00000003
201#define MSC01_PCI_SWAP_NOSWAP		0
202#define MSC01_PCI_SWAP_BYTESWAP		1
203
204/*
205 * MIPS System controller PCI register base.
206 *
207 * FIXME - are these macros specific to Malta and co or to the MSC?  If the
208 * latter, they should be moved elsewhere.
209 */
210#define MIPS_MSC01_PCI_REG_BASE		0x1bd00000
211#define MIPS_SOCITSC_PCI_REG_BASE	0x1ff10000
212
213extern unsigned long _pcictrl_msc;
214
215#define MSC01_PCI_REG_BASE	_pcictrl_msc
216
217#define MSC_WRITE(reg, data)	do { *(volatile u32 *)(reg) = data; } while (0)
218#define MSC_READ(reg, data)	do { data = *(volatile u32 *)(reg); } while (0)
219
220/*
221 * Registers absolute addresses
222 */
223
224#define MSC01_PCI_ID		(MSC01_PCI_REG_BASE + MSC01_PCI_ID_OFS)
225#define MSC01_PCI_SC2PMBASL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PMBASL_OFS)
226#define MSC01_PCI_SC2PMMSKL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PMMSKL_OFS)
227#define MSC01_PCI_SC2PMMAPL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PMMAPL_OFS)
228#define MSC01_PCI_SC2PIOBASL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PIOBASL_OFS)
229#define MSC01_PCI_SC2PIOMSKL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PIOMSKL_OFS)
230#define MSC01_PCI_SC2PIOMAPL	(MSC01_PCI_REG_BASE + MSC01_PCI_SC2PIOMAPL_OFS)
231#define MSC01_PCI_P2SCMSKL	(MSC01_PCI_REG_BASE + MSC01_PCI_P2SCMSKL_OFS)
232#define MSC01_PCI_P2SCMAPL	(MSC01_PCI_REG_BASE + MSC01_PCI_P2SCMAPL_OFS)
233#define MSC01_PCI_INTCFG	(MSC01_PCI_REG_BASE + MSC01_PCI_INTCFG_OFS)
234#define MSC01_PCI_INTSTAT	(MSC01_PCI_REG_BASE + MSC01_PCI_INTSTAT_OFS)
235#define MSC01_PCI_CFGADDR	(MSC01_PCI_REG_BASE + MSC01_PCI_CFGADDR_OFS)
236#define MSC01_PCI_CFGDATA	(MSC01_PCI_REG_BASE + MSC01_PCI_CFGDATA_OFS)
237#define MSC01_PCI_IACK		(MSC01_PCI_REG_BASE + MSC01_PCI_IACK_OFS)
238#define MSC01_PCI_HEAD0		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD0_OFS)
239#define MSC01_PCI_HEAD1		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD1_OFS)
240#define MSC01_PCI_HEAD2		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD2_OFS)
241#define MSC01_PCI_HEAD3		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD3_OFS)
242#define MSC01_PCI_HEAD4		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD4_OFS)
243#define MSC01_PCI_HEAD5		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD5_OFS)
244#define MSC01_PCI_HEAD6		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD6_OFS)
245#define MSC01_PCI_HEAD7		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD7_OFS)
246#define MSC01_PCI_HEAD8		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD8_OFS)
247#define MSC01_PCI_HEAD9		(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD9_OFS)
248#define MSC01_PCI_HEAD10	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD10_OFS)
249#define MSC01_PCI_HEAD11	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD11_OFS)
250#define MSC01_PCI_HEAD12	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD11_OFS)
251#define MSC01_PCI_HEAD13	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD11_OFS)
252#define MSC01_PCI_HEAD14	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD11_OFS)
253#define MSC01_PCI_HEAD15	(MSC01_PCI_REG_BASE + MSC01_PCI_HEAD11_OFS)
254#define MSC01_PCI_BAR0		(MSC01_PCI_REG_BASE + MSC01_PCI_BAR0_OFS)
255#define MSC01_PCI_CFG		(MSC01_PCI_REG_BASE + MSC01_PCI_CFG_OFS)
256#define MSC01_PCI_SWAP		(MSC01_PCI_REG_BASE + MSC01_PCI_SWAP_OFS)
257
258#endif /* __ASM_MIPS_BOARDS_MSC01_PCI_H */
259