1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2004 John Birrell
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29/* AMD Elan SC520 Memory Mapped Configuration Region (MMCR).
30 *
31 * The layout of this structure is documented by AMD in the Elan SC520
32 * Microcontroller Register Set Manual. The field names match those
33 * described in that document. The overall structure size must be 4096
34 * bytes. Ignore fields with the 'pad' prefix - they are only present for
35 * alignment purposes.
36 */
37
38#ifndef _MACHINE_ELAN_MMCR_H_
39#define _MACHINE_ELAN_MMCR_H_ 1
40
41struct elan_mmcr {
42 /* CPU */
43 u_int16_t REVID;
44 u_int8_t CPUCTL;
45 u_int8_t pad_0x003[0xd];
46
47 /* SDRAM Controller */
48 u_int16_t DRCCTL;
49 u_int16_t DRCTMCTL;
50 u_int16_t DRCCFG;
51 u_int16_t DRCBENDADR;
52 u_int8_t pad_0x01a[0x6];
53 u_int8_t ECCCTL;
54 u_int8_t ECCSTA;
55 u_int8_t ECCCKBPOS;
56 u_int8_t ECCCKTEST;
57 u_int32_t ECCSBADD;
58 u_int32_t ECCMBADD;
59 u_int8_t pad_0x02c[0x14];
60
61 /* SDRAM Buffer */
62 u_int8_t DBCTL;
63 u_int8_t pad_0x041[0xf];
64
65 /* ROM/Flash Controller */
66 u_int16_t BOOTCSCTL;
67 u_int8_t pad_0x052[0x2];
68 u_int16_t ROMCS1CTL;
69 u_int16_t ROMCS2CTL;
70 u_int8_t pad_0x058[0x8];
71
72 /* PCI Bus Host Bridge */
73 u_int16_t HBCTL;
74 u_int16_t HBTGTIRQCTL;
75 u_int16_t HBTGTIRQSTA;
76 u_int16_t HBMSTIRQCTL;
77 u_int16_t HBMSTIRQSTA;
78 u_int8_t pad_0x06a[0x2];
79 u_int32_t MSTINTADD;
80
81 /* System Arbitration */
82 u_int8_t SYSARBCTL;
83 u_int8_t PCIARBSTA;
84 u_int16_t SYSARBMENB;
85 u_int32_t ARBPRICTL;
86 u_int8_t pad_0x078[0x8];
87
88 /* System Address Mapping */
89 u_int32_t ADDDECCTL;
90 u_int32_t WPVSTA;
91 u_int32_t PAR0;
92 u_int32_t PAR1;
93 u_int32_t PAR2;
94 u_int32_t PAR3;
95 u_int32_t PAR4;
96 u_int32_t PAR5;
97 u_int32_t PAR6;
98 u_int32_t PAR7;
99 u_int32_t PAR8;
100 u_int32_t PAR9;
101 u_int32_t PAR10;
102 u_int32_t PAR11;
103 u_int32_t PAR12;
104 u_int32_t PAR13;
105 u_int32_t PAR14;
106 u_int32_t PAR15;
107 u_int8_t pad_0x0c8[0xb38];
108
109 /* GP Bus Controller */
110 u_int8_t GPECHO;
111 u_int8_t GPCSDW;
112 u_int16_t GPCSQUAL;
113 u_int8_t pad_0xc04[0x4];
114 u_int8_t GPCSRT;
115 u_int8_t GPCSPW;
116 u_int8_t GPCSOFF;
117 u_int8_t GPRDW;
118 u_int8_t GPRDOFF;
119 u_int8_t GPWRW;
120 u_int8_t GPWROFF;
121 u_int8_t GPALEW;
122 u_int8_t GPALEOFF;
123 u_int8_t pad_0xc11[0xf];
124
125 /* Programmable Input/Output */
126 u_int16_t PIOPFS15_0;
127 u_int16_t PIOPFS31_16;
128 u_int8_t CSPFS;
129 u_int8_t pad_0xc25;
130 u_int8_t CLKSEL;
131 u_int8_t pad_0xc27;
132 u_int16_t DSCTL;
133 u_int16_t PIODIR15_0;
134 u_int16_t PIODIR31_16;
135 u_int8_t pad_0xc2e[0x2];
136 u_int16_t PIODATA15_0;
137 u_int16_t PIODATA31_16;
138 u_int16_t PIOSET15_0;
139 u_int16_t PIOSET31_16;
140 u_int16_t PIOCLR15_0;
141 u_int16_t PIOCLR31_16;
142 u_int8_t pad_0xc3c[0x24];
143
144 /* Software Timer */
145 u_int16_t SWTMRMILLI;
146 u_int16_t SWTMRMICRO;
147 u_int8_t SWTMRCFG;
148 u_int8_t pad_0xc65[0xb];
149
150 /* General-Purpose Timers */
151 u_int8_t GPTMRSTA;
152 u_int8_t pad_0xc71;
153 u_int16_t GPTMR0CTL;
154 u_int16_t GPTMR0CNT;
155 u_int16_t GPTMR0MAXCMPA;
156 u_int16_t GPTMR0MAXCMPB;
157 u_int16_t GPTMR1CTL;
158 u_int16_t GPTMR1CNT;
159 u_int16_t GPTMR1MAXCMPA;
160 u_int16_t GPTMR1MAXCMPB;
161 u_int16_t GPTMR2CTL;
162 u_int16_t GPTMR2CNT;
163 u_int8_t pad_0xc86[0x8];
164 u_int16_t GPTMR2MAXCMPA;
165 u_int8_t pad_0xc90[0x20];
166
167 /* Watchdog Timer */
168 u_int16_t WDTMRCTL;
169 u_int16_t WDTMRCNTL;
170 u_int16_t WDTMRCNTH;
171 u_int8_t pad_0xcb6[0xa];
172
173 /* UART Serial Ports */
174 u_int8_t UART1CTL;
175 u_int8_t UART1STA;
176 u_int8_t UART1FCRSHAD;
177 u_int8_t pad_0xcc3;
178 u_int8_t UART2CTL;
179 u_int8_t UART2STA;
180 u_int8_t UART2FCRSHAD;
181 u_int8_t pad_0xcc7[0x9];
182
183 /* Synchronous Serial Interface */
184 u_int8_t SSICTL;
185 u_int8_t SSIXMIT;
186 u_int8_t SSICMD;
187 u_int8_t SSISTA;
188 u_int8_t SSIRCV;
189 u_int8_t pad_0xcd5[0x2b];
190
191 /* Programmable Interrupt Controller */
192 u_int8_t PICICR;
193 u_int8_t pad_0xd01;
194 u_int8_t MPICMODE;
195 u_int8_t SL1PICMODE;
196 u_int8_t SL2PICMODE;
197 u_int8_t pad_0xd05[0x3];
198 u_int16_t SWINT16_1;
199 u_int8_t SWINT22_17;
200 u_int8_t pad_0xd0b[0x5];
201 u_int16_t INTPINPOL;
202 u_int8_t pad_0xd12[0x2];
203 u_int16_t PCIHOSTMAP;
204 u_int8_t pad_0xd16[0x2];
205 u_int16_t ECCMAP;
206 u_int8_t GPTMR0MAP;
207 u_int8_t GPTMR1MAP;
208 u_int8_t GPTMR2MAP;
209 u_int8_t pad_0xd1d[0x3];
210 u_int8_t PIT0MAP;
211 u_int8_t PIT1MAP;
212 u_int8_t PIT2MAP;
213 u_int8_t pad_0xd23[0x5];
214 u_int8_t UART1MAP;
215 u_int8_t UART2MAP;
216 u_int8_t pad_0xd2a[0x6];
217 u_int8_t PCIINTAMAP;
218 u_int8_t PCIINTBMAP;
219 u_int8_t PCIINTCMAP;
220 u_int8_t PCIINTDMAP;
221 u_int8_t pad_0xd34[0xc];
222 u_int8_t DMABCINTMAP;
223 u_int8_t SSIMAP;
224 u_int8_t WDTMAP;
225 u_int8_t RTCMAP;
226 u_int8_t WPVMAP;
227 u_int8_t ICEMAP;
228 u_int8_t FERRMAP;
229 u_int8_t pad_0xd47[0x9];
230 u_int8_t GP0IMAP;
231 u_int8_t GP1IMAP;
232 u_int8_t GP2IMAP;
233 u_int8_t GP3IMAP;
234 u_int8_t GP4IMAP;
235 u_int8_t GP5IMAP;
236 u_int8_t GP6IMAP;
237 u_int8_t GP7IMAP;
238 u_int8_t GP8IMAP;
239 u_int8_t GP9IMAP;
240 u_int8_t GP10IMAP;
241 u_int8_t pad_0xd5b[0x15];
242
243 /* Reset Generation */
244 u_int8_t SYSINFO;
245 u_int8_t pad_0xd71;
246 u_int8_t RESCFG;
247 u_int8_t pad_0xd73;
248 u_int8_t RESSTA;
249 u_int8_t pad_0xd75[0xb];
250
251 /* GP DMA Controller */
252 u_int8_t GPDMACTL;
253 u_int8_t GPDMAMMIO;
254 u_int16_t GPDMAEXTCHMAPA;
255 u_int16_t GPDMAEXTCHMAPB;
256 u_int8_t GPDMAEXTPG0;
257 u_int8_t GPDMAEXTPG1;
258 u_int8_t GPDMAEXTPG2;
259 u_int8_t GPDMAEXTPG3;
260 u_int8_t GPDMAEXTPG5;
261 u_int8_t GPDMAEXTPG6;
262 u_int8_t GPDMAEXTPG7;
263 u_int8_t pad_0xd8d[0x3];
264 u_int8_t GPDMAEXTTC3;
265 u_int8_t GPDMAEXTTC5;
266 u_int8_t GPDMAEXTTC6;
267 u_int8_t GPDMAEXTTC7;
268 u_int8_t pad_0xd94[0x4];
269 u_int8_t GPDMABCCTL;
270 u_int8_t GPDMABCSTA;
271 u_int8_t GPDMABSINTENB;
272 u_int8_t GPDMABCVAL;
273 u_int8_t pad_0xd9c[0x4];
274 u_int16_t GPDMANXTADDL3;
275 u_int16_t GPDMANXTADDH3;
276 u_int16_t GPDMANXTADDL5;
277 u_int16_t GPDMANXTADDH5;
278 u_int16_t GPDMANXTADDL6;
279 u_int16_t GPDMANXTADDH6;
280 u_int16_t GPDMANXTADDL7;
281 u_int16_t GPDMANXTADDH7;
282 u_int16_t GPDMANXTTCL3;
283 u_int8_t GPDMANXTTCH3;
284 u_int8_t pad_0xdb3;
285 u_int16_t GPDMANXTTCL5;
286 u_int8_t GPDMANXTTCH5;
287 u_int8_t pad_0xdb7;
288 u_int16_t GPDMANXTTCL6;
289 u_int8_t GPDMANXTTCH6;
290 u_int8_t pad_0xdbb;
291 u_int16_t GPDMANXTTCL7;
292 u_int8_t GPDMANXTTCH7;
293 u_int8_t pad_0xdc0[0x240];
294 };
295
296CTASSERT(sizeof(struct elan_mmcr) == 4096);
297
298extern volatile struct elan_mmcr * elan_mmcr;
299
300#endif /* _MACHINE_ELAN_MMCR_H_ */