FreeBSD/Linux Kernel Cross Reference
sys/dev/exca/excareg.h
1 /* $NetBSD: i82365reg.h,v 1.3 1998/12/20 17:53:28 nathanw Exp $ */
2 /* $FreeBSD$ */
3
4 /*-
5 * SPDX-License-Identifier: BSD-4-Clause AND BSD-2-Clause-FreeBSD
6 *
7 * Copyright (c) 2002 M. Warner Losh <imp@FreeBSD.org>
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * This software may be derived from NetBSD i82365.c and other files with
30 * the following copyright:
31 *
32 * Copyright (c) 1997 Marc Horowitz. All rights reserved.
33 *
34 * Redistribution and use in source and binary forms, with or without
35 * modification, are permitted provided that the following conditions
36 * are met:
37 * 1. Redistributions of source code must retain the above copyright
38 * notice, this list of conditions and the following disclaimer.
39 * 2. Redistributions in binary form must reproduce the above copyright
40 * notice, this list of conditions and the following disclaimer in the
41 * documentation and/or other materials provided with the distribution.
42 * 3. All advertising materials mentioning features or use of this software
43 * must display the following acknowledgement:
44 * This product includes software developed by Marc Horowitz.
45 * 4. The name of the author may not be used to endorse or promote products
46 * derived from this software without specific prior written permission.
47 *
48 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
49 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
50 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
51 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
52 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
53 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
54 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
55 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
56 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
57 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
58 */
59
60 #ifndef _SYS_DEV_EXCA_EXCAREG_H
61 #define _SYS_DEV_EXCA_EXCAREG_H
62
63 /*
64 * All information is from the intel 82365sl PC Card Interface Controller
65 * (PCIC) data sheet, marked "preliminary". Order number 290423-002, January
66 * 1993.
67 */
68
69 #define EXCA_IOSIZE 2
70
71 #define EXCA_REG_INDEX 0
72 #define EXCA_REG_DATA 1
73
74 #define EXCA_NSLOTS 4 /* 2 in 2 chips */
75
76 /*
77 * I/o ports
78 */
79 #define EXCA_INDEX0 0x3e0
80
81 /*
82 * The PCIC allows two chips to share the same address. In order not to run
83 * afoul of the bsd device model, this driver will treat those chips as
84 * the same device.
85 */
86
87 #define EXCA_CHIP0_BASE 0x00
88 #define EXCA_CHIP1_BASE 0x80
89
90 /* Each PCIC chip can drive two sockets */
91
92 #define EXCA_SOCKET_SIZE 0x40
93 #define EXCA_SOCKETA_INDEX 0x00
94 #define EXCA_SOCKETB_INDEX EXCA_SOCKET_SIZE
95
96 /* general setup registers */
97
98 #define EXCA_IDENT 0x00 /* RO */
99 #define EXCA_IDENT_IFTYPE_MASK 0xC0
100 #define EXCA_IDENT_IFTYPE_IO_ONLY 0x00
101 #define EXCA_IDENT_IFTYPE_MEM_ONLY 0x40
102 #define EXCA_IDENT_IFTYPE_MEM_AND_IO 0x80
103 #define EXCA_IDENT_IFTYPE_RESERVED 0xC0
104 #define EXCA_IDENT_ZERO 0x30
105 #define EXCA_IDENT_REV_MASK 0x0F
106 #define EXCA_IDENT_REV_I82365SLR0 0x02 /* step a/b */
107 #define EXCA_IDENT_REV_I82365SLR1 0x03 /* step c */
108 #define EXCA_IDENT_REV_I82365SLDF 0x04 /* step df */
109 #define EXCA_IDENT_REV_IBM1 0x08 /* ibm clone */
110 #define EXCA_IDENT_REV_IBM2 0x09 /* ibm clone */
111 #define EXCA_IDENT_REV_IBM_KING 0x0a /* ibm king */
112
113 #define EXCA_IF_STATUS 0x01 /* RO */
114 #define EXCA_IF_STATUS_GPI 0x80 /* General Purpose Input */
115 #define EXCA_IF_STATUS_POWERACTIVE 0x40
116 #define EXCA_IF_STATUS_READY 0x20 /* really READY/!BUSY */
117 #define EXCA_IF_STATUS_MEM_WP 0x10
118 #define EXCA_IF_STATUS_CARDDETECT_MASK 0x0C
119 #define EXCA_IF_STATUS_CARDDETECT_PRESENT 0x0C
120 #define EXCA_IF_STATUS_BATTERY_MASK 0x03
121 #define EXCA_IF_STATUS_BATTERY_DEAD1 0x00
122 #define EXCA_IF_STATUS_BATTERY_DEAD2 0x01
123 #define EXCA_IF_STATUS_BATTERY_WARNING 0x02
124 #define EXCA_IF_STATUS_BATTERY_GOOD 0x03
125
126 #define EXCA_PWRCTL 0x02 /* RW */
127 #define EXCA_PWRCTL_OE 0x80 /* output enable */
128 #define EXCA_PWRCTL_DISABLE_RESETDRV 0x40
129 #define EXCA_PWRCTL_AUTOSWITCH_ENABLE 0x20
130 #define EXCA_PWRCTL_PWR_ENABLE 0x10
131 #define EXCA_PWRCTL_VPP2_MASK 0x0C
132 /* XXX these are a little unclear from the data sheet */
133 #define EXCA_PWRCTL_VPP2_RESERVED 0x0C
134 #define EXCA_PWRCTL_VPP2_EN1 0x08
135 #define EXCA_PWRCTL_VPP2_EN0 0x04
136 #define EXCA_PWRCTL_VPP2_ENX 0x00
137 #define EXCA_PWRCTL_VPP1_MASK 0x03
138 /* XXX these are a little unclear from the data sheet */
139 #define EXCA_PWRCTL_VPP1_RESERVED 0x03
140 #define EXCA_PWRCTL_VPP1_EN1 0x02
141 #define EXCA_PWRCTL_VPP1_EN0 0x01
142 #define EXCA_PWRCTL_VPP1_ENX 0x00
143
144 #define EXCA_CSC 0x04 /* RW */
145 #define EXCA_CSC_ZERO 0xE0
146 #define EXCA_CSC_GPI 0x10
147 #define EXCA_CSC_CD 0x08 /* Card Detect Change */
148 #define EXCA_CSC_READY 0x04
149 #define EXCA_CSC_BATTWARN 0x02
150 #define EXCA_CSC_BATTDEAD 0x01 /* for memory cards */
151 #define EXCA_CSC_RI 0x01 /* for i/o cards */
152
153 #define EXCA_ADDRWIN_ENABLE 0x06 /* RW */
154 #define EXCA_ADDRWIN_ENABLE_IO1 0x80
155 #define EXCA_ADDRWIN_ENABLE_IO0 0x40
156 #define EXCA_ADDRWIN_ENABLE_MEMCS16 0x20 /* rtfds if you care */
157 #define EXCA_ADDRWIN_ENABLE_MEM4 0x10
158 #define EXCA_ADDRWIN_ENABLE_MEM3 0x08
159 #define EXCA_ADDRWIN_ENABLE_MEM2 0x04
160 #define EXCA_ADDRWIN_ENABLE_MEM1 0x02
161 #define EXCA_ADDRWIN_ENABLE_MEM0 0x01
162
163 #define EXCA_CARD_DETECT 0x16 /* RW */
164 #define EXCA_CARD_DETECT_RESERVED 0xC0
165 #define EXCA_CARD_DETECT_SW_INTR 0x20
166 #define EXCA_CARD_DETECT_RESUME_ENABLE 0x10
167 #define EXCA_CARD_DETECT_GPI_TRANSCTL 0x08
168 #define EXCA_CARD_DETECT_GPI_ENABLE 0x04
169 #define EXCA_CARD_DETECT_CFGRST_ENABLE 0x02
170 #define EXCA_CARD_DETECT_MEMDLY_INHIBIT 0x01
171
172 /* interrupt registers */
173
174 #define EXCA_INTR 0x03 /* RW */
175 #define EXCA_INTR_RI_ENABLE 0x80
176 #define EXCA_INTR_RESET 0x40 /* active low (zero) */
177 #define EXCA_INTR_CARDTYPE_MASK 0x20
178 #define EXCA_INTR_CARDTYPE_IO 0x20
179 #define EXCA_INTR_CARDTYPE_MEM 0x00
180 #define EXCA_INTR_ENABLE 0x10
181 #define EXCA_INTR_IRQ_MASK 0x0F
182 #define EXCA_INTR_IRQ_SHIFT 0
183 #define EXCA_INTR_IRQ_NONE 0x00
184 #define EXCA_INTR_IRQ_RESERVED1 0x01
185 #define EXCA_INTR_IRQ_RESERVED2 0x02
186 #define EXCA_INTR_IRQ3 0x03
187 #define EXCA_INTR_IRQ4 0x04
188 #define EXCA_INTR_IRQ5 0x05
189 #define EXCA_INTR_IRQ_RESERVED6 0x06
190 #define EXCA_INTR_IRQ7 0x07
191 #define EXCA_INTR_IRQ_RESERVED8 0x08
192 #define EXCA_INTR_IRQ9 0x09
193 #define EXCA_INTR_IRQ10 0x0A
194 #define EXCA_INTR_IRQ11 0x0B
195 #define EXCA_INTR_IRQ12 0x0C
196 #define EXCA_INTR_IRQ_RESERVED13 0x0D
197 #define EXCA_INTR_IRQ14 0x0E
198 #define EXCA_INTR_IRQ15 0x0F
199
200 #define EXCA_INTR_IRQ_VALIDMASK 0xDEB8 /* 1101 1110 1011 1000 */
201
202 #define EXCA_CSC_INTR 0x05 /* RW */
203 #define EXCA_CSC_INTR_IRQ_MASK 0xF0
204 #define EXCA_CSC_INTR_IRQ_SHIFT 4
205 #define EXCA_CSC_INTR_IRQ_NONE 0x00
206 #define EXCA_CSC_INTR_IRQ_RESERVED1 0x10
207 #define EXCA_CSC_INTR_IRQ_RESERVED2 0x20
208 #define EXCA_CSC_INTR_IRQ3 0x30
209 #define EXCA_CSC_INTR_IRQ4 0x40
210 #define EXCA_CSC_INTR_IRQ5 0x50
211 #define EXCA_CSC_INTR_IRQ_RESERVED6 0x60
212 #define EXCA_CSC_INTR_IRQ7 0x70
213 #define EXCA_CSC_INTR_IRQ_RESERVED8 0x80
214 #define EXCA_CSC_INTR_IRQ9 0x90
215 #define EXCA_CSC_INTR_IRQ10 0xA0
216 #define EXCA_CSC_INTR_IRQ11 0xB0
217 #define EXCA_CSC_INTR_IRQ12 0xC0
218 #define EXCA_CSC_INTR_IRQ_RESERVED13 0xD0
219 #define EXCA_CSC_INTR_IRQ14 0xE0
220 #define EXCA_CSC_INTR_IRQ15 0xF0
221 #define EXCA_CSC_INTR_CD_ENABLE 0x08
222 #define EXCA_CSC_INTR_READY_ENABLE 0x04
223 #define EXCA_CSC_INTR_BATTWARN_ENABLE 0x02
224 #define EXCA_CSC_INTR_BATTDEAD_ENABLE 0x01 /* for memory cards */
225 #define EXCA_CSC_INTR_RI_ENABLE 0x01 /* for I/O cards */
226
227 #define EXCA_CSC_INTR_IRQ_VALIDMASK 0xDEB8 /* 1101 1110 1011 1000 */
228
229 /* I/O registers */
230
231 #define EXCA_IO_WINS 2
232
233 #define EXCA_IOCTL 0x07 /* RW */
234 #define EXCA_IOCTL_IO1_WAITSTATE 0x80
235 #define EXCA_IOCTL_IO1_ZEROWAIT 0x40
236 #define EXCA_IOCTL_IO1_IOCS16SRC_MASK 0x20
237 #define EXCA_IOCTL_IO1_IOCS16SRC_CARD 0x20
238 #define EXCA_IOCTL_IO1_IOCS16SRC_DATASIZE 0x00
239 #define EXCA_IOCTL_IO1_DATASIZE_MASK 0x10
240 #define EXCA_IOCTL_IO1_DATASIZE_16BIT 0x10
241 #define EXCA_IOCTL_IO1_DATASIZE_8BIT 0x00
242 #define EXCA_IOCTL_IO0_WAITSTATE 0x08
243 #define EXCA_IOCTL_IO0_ZEROWAIT 0x04
244 #define EXCA_IOCTL_IO0_IOCS16SRC_MASK 0x02
245 #define EXCA_IOCTL_IO0_IOCS16SRC_CARD 0x02
246 #define EXCA_IOCTL_IO0_IOCS16SRC_DATASIZE 0x00
247 #define EXCA_IOCTL_IO0_DATASIZE_MASK 0x01
248 #define EXCA_IOCTL_IO0_DATASIZE_16BIT 0x01
249 #define EXCA_IOCTL_IO0_DATASIZE_8BIT 0x00
250
251 #define EXCA_IOADDR0_START_LSB 0x08
252 #define EXCA_IOADDR0_START_MSB 0x09
253 #define EXCA_IOADDR0_STOP_LSB 0x0A
254 #define EXCA_IOADDR0_STOP_MSB 0x0B
255 #define EXCA_IOADDR1_START_LSB 0x0C
256 #define EXCA_IOADDR1_START_MSB 0x0D
257 #define EXCA_IOADDR1_STOP_LSB 0x0E
258 #define EXCA_IOADDR1_STOP_MSB 0x0F
259
260 /* memory registers */
261
262 /*
263 * memory window addresses refer to bits A23-A12 of the ISA system memory
264 * address. This is a shift of 12 bits. The LSB contains A19-A12, and the
265 * MSB contains A23-A20, plus some other bits.
266 */
267
268 #define EXCA_MEM_WINS 5
269
270 #define EXCA_MEM_SHIFT 12
271 #define EXCA_MEM_PAGESIZE (1<<EXCA_MEM_SHIFT)
272
273 #define EXCA_SYSMEM_ADDRX_SHIFT EXCA_MEM_SHIFT
274 #define EXCA_SYSMEM_ADDRX_START_MSB_DATASIZE_MASK 0x80
275 #define EXCA_SYSMEM_ADDRX_START_MSB_DATASIZE_16BIT 0x80
276 #define EXCA_SYSMEM_ADDRX_START_MSB_DATASIZE_8BIT 0x00
277 #define EXCA_SYSMEM_ADDRX_START_MSB_ZEROWAIT 0x40
278 #define EXCA_SYSMEM_ADDRX_START_MSB_SCRATCH_MASK 0x30
279 #define EXCA_SYSMEM_ADDRX_START_MSB_ADDR_MASK 0x0F
280
281 #define EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT_MASK 0xC0
282 #define EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT0 0x00
283 #define EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT1 0x40
284 #define EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT2 0x80
285 #define EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT3 0xC0
286 #define EXCA_SYSMEM_ADDRX_STOP_MSB_ADDR_MASK 0x0F
287
288 /*
289 * The card side of a memory mapping consists of bits A19-A12 of the card
290 * memory address in the LSB, and A25-A20 plus some other bits in the MSB.
291 * Again, the shift is 12 bits.
292 */
293
294 #define EXCA_CARDMEM_ADDRX_SHIFT EXCA_MEM_SHIFT
295 #define EXCA_CARDMEM_ADDRX_MSB_WP 0x80
296 #define EXCA_CARDMEM_ADDRX_MSB_REGACTIVE_MASK 0x40
297 #define EXCA_CARDMEM_ADDRX_MSB_REGACTIVE_ATTR 0x40
298 #define EXCA_CARDMEM_ADDRX_MSB_REGACTIVE_COMMON 0x00
299 #define EXCA_CARDMEM_ADDRX_MSB_ADDR_MASK 0x3F
300
301 #define EXCA_SYSMEM_ADDR0_START_LSB 0x10
302 #define EXCA_SYSMEM_ADDR0_START_MSB 0x11
303 #define EXCA_SYSMEM_ADDR0_STOP_LSB 0x12
304 #define EXCA_SYSMEM_ADDR0_STOP_MSB 0x13
305
306 #define EXCA_CARDMEM_ADDR0_LSB 0x14
307 #define EXCA_CARDMEM_ADDR0_MSB 0x15
308
309 /* #define EXCA_RESERVED 0x17 */
310
311 #define EXCA_SYSMEM_ADDR1_START_LSB 0x18
312 #define EXCA_SYSMEM_ADDR1_START_MSB 0x19
313 #define EXCA_SYSMEM_ADDR1_STOP_LSB 0x1A
314 #define EXCA_SYSMEM_ADDR1_STOP_MSB 0x1B
315
316 #define EXCA_CARDMEM_ADDR1_LSB 0x1C
317 #define EXCA_CARDMEM_ADDR1_MSB 0x1D
318
319 #define EXCA_SYSMEM_ADDR2_START_LSB 0x20
320 #define EXCA_SYSMEM_ADDR2_START_MSB 0x21
321 #define EXCA_SYSMEM_ADDR2_STOP_LSB 0x22
322 #define EXCA_SYSMEM_ADDR2_STOP_MSB 0x23
323
324 #define EXCA_CARDMEM_ADDR2_LSB 0x24
325 #define EXCA_CARDMEM_ADDR2_MSB 0x25
326
327 /* #define EXCA_RESERVED 0x26 */
328 /* #define EXCA_RESERVED 0x27 */
329
330 #define EXCA_SYSMEM_ADDR3_START_LSB 0x28
331 #define EXCA_SYSMEM_ADDR3_START_MSB 0x29
332 #define EXCA_SYSMEM_ADDR3_STOP_LSB 0x2A
333 #define EXCA_SYSMEM_ADDR3_STOP_MSB 0x2B
334
335 #define EXCA_CARDMEM_ADDR3_LSB 0x2C
336 #define EXCA_CARDMEM_ADDR3_MSB 0x2D
337
338 /* #define EXCA_RESERVED 0x2E */
339 /* #define EXCA_RESERVED 0x2F */
340
341 #define EXCA_SYSMEM_ADDR4_START_LSB 0x30
342 #define EXCA_SYSMEM_ADDR4_START_MSB 0x31
343 #define EXCA_SYSMEM_ADDR4_STOP_LSB 0x32
344 #define EXCA_SYSMEM_ADDR4_STOP_MSB 0x33
345
346 #define EXCA_CARDMEM_ADDR4_LSB 0x34
347 #define EXCA_CARDMEM_ADDR4_MSB 0x35
348
349 /* #define EXCA_RESERVED 0x36 */
350 /* #define EXCA_RESERVED 0x37 */
351 /* #define EXCA_RESERVED 0x38 */
352 /* #define EXCA_RESERVED 0x39 */
353 /* #define EXCA_RESERVED 0x3A */
354 /* #define EXCA_RESERVED 0x3B */
355 /* #define EXCA_RESERVED 0x3C */
356 /* #define EXCA_RESERVED 0x3D */
357 /* #define EXCA_RESERVED 0x3E */
358 /* #define EXCA_RESERVED 0x3F */
359
360 /* CardBus extensions - memory window page registers */
361
362 #define EXCA_MEMREG_WIN_SHIFT 24
363 #define EXCA_SYSMEM_ADDR0_WIN 0x40
364 #define EXCA_SYSMEM_ADDR1_WIN 0x41
365 #define EXCA_SYSMEM_ADDR2_WIN 0x42
366 #define EXCA_SYSMEM_ADDR3_WIN 0x43
367 #define EXCA_SYSMEM_ADDR4_WIN 0x44
368
369 /* vendor-specific registers */
370
371 #define EXCA_INTEL_GLOBAL_CTL 0x1E /* RW */
372 #define EXCA_INTEL_GLOBAL_CTL_RESERVED 0xF0
373 #define EXCA_INTEL_GLOBAL_CTL_IRQ14PULSE_ENABLE 0x08
374 #define EXCA_INTEL_GLOBAL_CTL_EXPLICIT_CSC_ACK 0x04
375 #define EXCA_INTEL_GLOBAL_CTL_IRQLEVEL_ENABLE 0x02
376 #define EXCA_INTEL_GLOBAL_CTL_POWERDOWN 0x01
377
378 #define EXCA_CIRRUS_MISC_CTL_2 0x1E
379 #define EXCA_CIRRUS_MISC_CTL_2_SUSPEND 0x04
380
381 #define EXCA_CIRRUS_CHIP_INFO 0x1F
382 #define EXCA_CIRRUS_CHIP_INFO_CHIP_ID 0xC0
383 #define EXCA_CIRRUS_CHIP_INFO_SLOTS 0x20
384 #define EXCA_CIRRUS_CHIP_INFO_REV 0x1F
385
386 #define EXCA_CIRRUS_EXTENDED_INDEX 0x2E
387 #define EXCA_CIRRUS_EXTENDED_DATA 0x2F
388 #define EXCA_CIRRUS_EXT_CONTROL_1 0x03
389 #define EXCA_CIRRUS_EXT_CONTROL_1_PCI_INTR_MASK 0x18
390
391 #define EXCA_VADEM_VMISC 0x3a
392 #define EXCA_VADEM_REV 0x40
393 #define EXCA_VADEM_COOKIE1 0x0E
394 #define EXCA_VADEM_COOKIE2 0x37
395
396 #define EXCA_RICOH_ID 0x3a
397 #define EXCA_RID_296 0x32
398 #define EXCA_RID_396 0xb2
399
400 /*
401 * o2 micro specific registers
402 */
403 #define EXCA_O2MICRO_CTRL_C 0x3a
404 #define EXCA_O2CC_IREQ_INTC 0x80
405 #define EXCA_O2CC_STSCHG_INTC 0x20
406
407 /*
408 * TOPIC specific registers
409 */
410 #define EXCA_TOPIC97_CTRL 0x3e
411 #define EXCA_TOPIC97_CTRL_LV_MASK 0x03
412
413 /* Plug and play */
414 #define EXCA_PNP_ACTIONTEC 0x1802A904 /* AEI0218 */
415 #define EXCA_PNP_IBM3765 0x65374d24 /* IBM3765 */
416 #define EXCA_PNP_82365 0x000ED041 /* PNP0E00 */
417 #define EXCA_PNP_CL_PD6720 0x010ED041 /* PNP0E01 */
418 #define EXCA_PNP_VLSI_82C146 0x020ED041 /* PNP0E02 */
419 #define EXCA_PNP_82365_CARDBUS 0x030ED041 /* PNP0E03 */
420 #define EXCA_PNP_SCM_SWAPBOX 0x69046d4c /* SMC0469 */
421
422 /*
423 * Mask of allowable interrupts.
424 *
425 * For IBM-AT machines, irqs 3, 4, 5, 7, 9, 10, 11, 12, 14, 15 are
426 * allowed. Nearly all IBM-AT machines with pcic cards or bridges
427 * wire these interrupts (or a subset thereof) to the corresponding
428 * pins on the ISA bus. Some older laptops are reported to not route
429 * all the interrupt pins to the bus because the designers knew that
430 * some would conflict with builtin devices. Older versions of Windows
431 * NT had a special device that would probe for conflicts early in the
432 * boot process and formulate a mapping table. Maybe we should do
433 * something similar.
434 */
435 #define EXCA_INT_MASK_ALLOWED 0xDEB8 /* AT */
436
437 #endif /* !_SYS_DEV_EXCA_EXCAREG_H */
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