tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 2000-2001 Toshiba Corporation
7 */
8#ifndef __ASM_TX4927_TX4927_PCI_H
9#define __ASM_TX4927_TX4927_PCI_H
10
11#define TX4927_CCFG_TOE 0x00004000
12
13#define TX4927_PCIMEM 0x08000000
14#define TX4927_PCIMEM_SIZE 0x08000000
15#define TX4927_PCIIO 0x16000000
16#define TX4927_PCIIO_SIZE 0x01000000
17
18#define TX4927_SDRAMC_REG 0xff1f8000
19#define TX4927_EBUSC_REG 0xff1f9000
20#define TX4927_PCIC_REG 0xff1fd000
21#define TX4927_CCFG_REG 0xff1fe000
22#define TX4927_IRC_REG 0xff1ff600
23#define TX4927_CE3 0x17f00000 /* 1M */
24#define TX4927_PCIRESET_ADDR 0xbc00f006
25#define TX4927_PCI_CLK_ADDR (KSEG1 + TX4927_CE3 + 0x00040020)
26
27#define TX4927_IMSTAT_ADDR(n) (KSEG1 + TX4927_CE3 + 0x0004001a + (n))
28#define tx4927_imstat_ptr(n) \
29 ((volatile unsigned char *)TX4927_IMSTAT_ADDR(n))
30
31/* bits for ISTAT3/IMASK3/IMSTAT3 */
32#define TX4927_INT3B_PCID 0
33#define TX4927_INT3B_PCIC 1
34#define TX4927_INT3B_PCIB 2
35#define TX4927_INT3B_PCIA 3
36#define TX4927_INT3F_PCID (1 << TX4927_INT3B_PCID)
37#define TX4927_INT3F_PCIC (1 << TX4927_INT3B_PCIC)
38#define TX4927_INT3F_PCIB (1 << TX4927_INT3B_PCIB)
39#define TX4927_INT3F_PCIA (1 << TX4927_INT3B_PCIA)
40
41/* bits for PCI_CLK (S6) */
42#define TX4927_PCI_CLK_HOST 0x80
43#define TX4927_PCI_CLK_MASK (0x0f << 3)
44#define TX4927_PCI_CLK_33 (0x01 << 3)
45#define TX4927_PCI_CLK_25 (0x04 << 3)
46#define TX4927_PCI_CLK_66 (0x09 << 3)
47#define TX4927_PCI_CLK_50 (0x0c << 3)
48#define TX4927_PCI_CLK_ACK 0x04
49#define TX4927_PCI_CLK_ACE 0x02
50#define TX4927_PCI_CLK_ENDIAN 0x01
51#define TX4927_NR_IRQ_LOCAL (8+16)
52#define TX4927_NR_IRQ_IRC 32 /* On-Chip IRC */
53
54#define TX4927_IR_PCIC 16
55#define TX4927_IR_PCIERR 22
56#define TX4927_IR_PCIPMA 23
57#define TX4927_IRQ_IRC_PCIC (TX4927_NR_IRQ_LOCAL + TX4927_IR_PCIC)
58#define TX4927_IRQ_IRC_PCIERR (TX4927_NR_IRQ_LOCAL + TX4927_IR_PCIERR)
59#define TX4927_IRQ_IOC1 (TX4927_NR_IRQ_LOCAL + TX4927_NR_IRQ_IRC)
60#define TX4927_IRQ_IOC_PCID (TX4927_IRQ_IOC1 + TX4927_INT3B_PCID)
61#define TX4927_IRQ_IOC_PCIC (TX4927_IRQ_IOC1 + TX4927_INT3B_PCIC)
62#define TX4927_IRQ_IOC_PCIB (TX4927_IRQ_IOC1 + TX4927_INT3B_PCIB)
63#define TX4927_IRQ_IOC_PCIA (TX4927_IRQ_IOC1 + TX4927_INT3B_PCIA)
64
65#ifdef _LANGUAGE_ASSEMBLY
66#define _CONST64(c) c
67#else
68#define _CONST64(c) c##ull
69
70#include <asm/byteorder.h>
71
72#define tx4927_pcireset_ptr \
73 ((volatile unsigned char *)TX4927_PCIRESET_ADDR)
74#define tx4927_pci_clk_ptr \
75 ((volatile unsigned char *)TX4927_PCI_CLK_ADDR)
76
77struct tx4927_sdramc_reg {
78 volatile unsigned long long cr[4];
79 volatile unsigned long long unused0[4];
80 volatile unsigned long long tr;
81 volatile unsigned long long unused1[2];
82 volatile unsigned long long cmd;
83};
84
85struct tx4927_ebusc_reg {
86 volatile unsigned long long cr[8];
87};
88
89struct tx4927_ccfg_reg {
90 volatile unsigned long long ccfg;
91 volatile unsigned long long crir;
92 volatile unsigned long long pcfg;
93 volatile unsigned long long tear;
94 volatile unsigned long long clkctr;
95 volatile unsigned long long unused0;
96 volatile unsigned long long garbc;
97 volatile unsigned long long unused1;
98 volatile unsigned long long unused2;
99 volatile unsigned long long ramp;
100};
101
102struct tx4927_irc_reg {
103 volatile unsigned long cer;
104 volatile unsigned long cr[2];
105 volatile unsigned long unused0;
106 volatile unsigned long ilr[8];
107 volatile unsigned long unused1[4];
108 volatile unsigned long imr;
109 volatile unsigned long unused2[7];
110 volatile unsigned long scr;
111 volatile unsigned long unused3[7];
112 volatile unsigned long ssr;
113 volatile unsigned long unused4[7];
114 volatile unsigned long csr;
115};
116
117struct tx4927_pcic_reg {
118 volatile unsigned long pciid;
119 volatile unsigned long pcistatus;
120 volatile unsigned long pciccrev;
121 volatile unsigned long pcicfg1;
122 volatile unsigned long p2gm0plbase; /* +10 */
123 volatile unsigned long p2gm0pubase;
124 volatile unsigned long p2gm1plbase;
125 volatile unsigned long p2gm1pubase;
126 volatile unsigned long p2gm2pbase; /* +20 */
127 volatile unsigned long p2giopbase;
128 volatile unsigned long unused0;
129 volatile unsigned long pcisid;
130 volatile unsigned long unused1; /* +30 */
131 volatile unsigned long pcicapptr;
132 volatile unsigned long unused2;
133 volatile unsigned long pcicfg2;
134 volatile unsigned long g2ptocnt; /* +40 */
135 volatile unsigned long unused3[15];
136 volatile unsigned long g2pstatus; /* +80 */
137 volatile unsigned long g2pmask;
138 volatile unsigned long pcisstatus;
139 volatile unsigned long pcimask;
140 volatile unsigned long p2gcfg; /* +90 */
141 volatile unsigned long p2gstatus;
142 volatile unsigned long p2gmask;
143 volatile unsigned long p2gccmd;
144 volatile unsigned long unused4[24]; /* +a0 */
145 volatile unsigned long pbareqport; /* +100 */
146 volatile unsigned long pbacfg;
147 volatile unsigned long pbastatus;
148 volatile unsigned long pbamask;
149 volatile unsigned long pbabm; /* +110 */
150 volatile unsigned long pbacreq;
151 volatile unsigned long pbacgnt;
152 volatile unsigned long pbacstate;
153 volatile unsigned long long g2pmgbase[3]; /* +120 */
154 volatile unsigned long long g2piogbase;
155 volatile unsigned long g2pmmask[3]; /* +140 */
156 volatile unsigned long g2piomask;
157 volatile unsigned long long g2pmpbase[3]; /* +150 */
158 volatile unsigned long long g2piopbase;
159 volatile unsigned long pciccfg; /* +170 */
160 volatile unsigned long pcicstatus;
161 volatile unsigned long pcicmask;
162 volatile unsigned long unused5;
163 volatile unsigned long long p2gmgbase[3]; /* +180 */
164 volatile unsigned long long p2giogbase;
165 volatile unsigned long g2pcfgadrs; /* +1a0 */
166 volatile unsigned long g2pcfgdata;
167 volatile unsigned long unused6[8];
168 volatile unsigned long g2pintack;
169 volatile unsigned long g2pspc;
170 volatile unsigned long unused7[12]; /* +1d0 */
171 volatile unsigned long long pdmca; /* +200 */
172 volatile unsigned long long pdmga;
173 volatile unsigned long long pdmpa;
174 volatile unsigned long long pdmcut;
175 volatile unsigned long long pdmcnt; /* +220 */
176 volatile unsigned long long pdmsts;
177 volatile unsigned long long unused8[2];
178 volatile unsigned long long pdmdb[4]; /* +240 */
179 volatile unsigned long long pdmtdh; /* +260 */
180 volatile unsigned long long pdmdms;
181};
182
183#endif /* _LANGUAGE_ASSEMBLY */
184
185/* IRCSR : Int. Current Status */
186#define TX4927_IRCSR_IF 0x00010000
187#define TX4927_IRCSR_ILV_MASK 0x00000700
188#define TX4927_IRCSR_IVL_MASK 0x0000001f
189
190/*
191 * PCIC
192 */
193
194/* bits for G2PSTATUS/G2PMASK */
195#define TX4927_PCIC_G2PSTATUS_ALL 0x00000003
196#define TX4927_PCIC_G2PSTATUS_TTOE 0x00000002
197#define TX4927_PCIC_G2PSTATUS_RTOE 0x00000001
198
199/* bits for PCIMASK (see also PCI_STATUS_XXX in linux/pci.h */
200#define TX4927_PCIC_PCISTATUS_ALL 0x0000f900
201
202/* bits for PBACFG */
203#define TX4927_PCIC_PBACFG_RPBA 0x00000004
204#define TX4927_PCIC_PBACFG_PBAEN 0x00000002
205#define TX4927_PCIC_PBACFG_BMCEN 0x00000001
206
207/* bits for G2PMnGBASE */
208#define TX4927_PCIC_G2PMnGBASE_BSDIS _CONST64(0x0000002000000000)
209#define TX4927_PCIC_G2PMnGBASE_ECHG _CONST64(0x0000001000000000)
210
211/* bits for G2PIOGBASE */
212#define TX4927_PCIC_G2PIOGBASE_BSDIS _CONST64(0x0000002000000000)
213#define TX4927_PCIC_G2PIOGBASE_ECHG _CONST64(0x0000001000000000)
214
215/* bits for PCICSTATUS/PCICMASK */
216#define TX4927_PCIC_PCICSTATUS_ALL 0x000007dc
217
218/* bits for PCICCFG */
219#define TX4927_PCIC_PCICCFG_LBWC_MASK 0x0fff0000
220#define TX4927_PCIC_PCICCFG_HRST 0x00000800
221#define TX4927_PCIC_PCICCFG_SRST 0x00000400
222#define TX4927_PCIC_PCICCFG_IRBER 0x00000200
223#define TX4927_PCIC_PCICCFG_IMSE0 0x00000100
224#define TX4927_PCIC_PCICCFG_IMSE1 0x00000080
225#define TX4927_PCIC_PCICCFG_IMSE2 0x00000040
226#define TX4927_PCIC_PCICCFG_IISE 0x00000020
227#define TX4927_PCIC_PCICCFG_ATR 0x00000010
228#define TX4927_PCIC_PCICCFG_ICAE 0x00000008
229
230/* bits for P2GMnGBASE */
231#define TX4927_PCIC_P2GMnGBASE_TMEMEN _CONST64(0x0000004000000000)
232#define TX4927_PCIC_P2GMnGBASE_TBSDIS _CONST64(0x0000002000000000)
233#define TX4927_PCIC_P2GMnGBASE_TECHG _CONST64(0x0000001000000000)
234
235/* bits for P2GIOGBASE */
236#define TX4927_PCIC_P2GIOGBASE_TIOEN _CONST64(0x0000004000000000)
237#define TX4927_PCIC_P2GIOGBASE_TBSDIS _CONST64(0x0000002000000000)
238#define TX4927_PCIC_P2GIOGBASE_TECHG _CONST64(0x0000001000000000)
239
240#define TX4927_PCIC_IDSEL_AD_TO_SLOT(ad) ((ad) - 11)
241#define TX4927_PCIC_MAX_DEVNU TX4927_PCIC_IDSEL_AD_TO_SLOT(32)
242
243/*
244 * CCFG
245 */
246/* CCFG : Chip Configuration */
247#define TX4927_CCFG_PCI66 0x00800000
248#define TX4927_CCFG_PCIMIDE 0x00400000
249#define TX4927_CCFG_PCIXARB 0x00002000
250#define TX4927_CCFG_PCIDIVMODE_MASK 0x00001800
251#define TX4927_CCFG_PCIDIVMODE_2_5 0x00000000
252#define TX4927_CCFG_PCIDIVMODE_3 0x00000800
253#define TX4927_CCFG_PCIDIVMODE_5 0x00001000
254#define TX4927_CCFG_PCIDIVMODE_6 0x00001800
255
256/* PCFG : Pin Configuration */
257#define TX4927_PCFG_PCICLKEN_ALL 0x003f0000
258#define TX4927_PCFG_PCICLKEN(ch) (0x00010000<<(ch))
259
260/* CLKCTR : Clock Control */
261#define TX4927_CLKCTR_PCICKD 0x00400000
262#define TX4927_CLKCTR_PCIRST 0x00000040
263
264
265#ifndef _LANGUAGE_ASSEMBLY
266
267#define tx4927_sdramcptr ((struct tx4927_sdramc_reg *)TX4927_SDRAMC_REG)
268#define tx4927_pcicptr ((struct tx4927_pcic_reg *)TX4927_PCIC_REG)
269#define tx4927_ccfgptr ((struct tx4927_ccfg_reg *)TX4927_CCFG_REG)
270#define tx4927_ebuscptr ((struct tx4927_ebusc_reg *)TX4927_EBUSC_REG)
271#define tx4927_ircptr ((struct tx4927_irc_reg *)TX4927_IRC_REG)
272
273#endif /* _LANGUAGE_ASSEMBLY */
274
275#endif /* __ASM_TX4927_TX4927_PCI_H */