1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 * Copyright 2019, Joyent, Inc.
25 */
26
27#ifndef	_SYS_PCI_H
28#define	_SYS_PCI_H
29
30#ifdef	__cplusplus
31extern "C" {
32#endif
33
34/*
35 * PCI Configuration Header offsets
36 */
37#define	PCI_CONF_VENID		0x0	/* vendor id, 2 bytes */
38#define	PCI_CONF_DEVID		0x2	/* device id, 2 bytes */
39#define	PCI_CONF_COMM		0x4	/* command register, 2 bytes */
40#define	PCI_CONF_STAT		0x6	/* status register, 2 bytes */
41#define	PCI_CONF_REVID		0x8	/* revision id, 1 byte */
42#define	PCI_CONF_PROGCLASS	0x9	/* programming class code, 1 byte */
43#define	PCI_CONF_SUBCLASS	0xA	/* sub-class code, 1 byte */
44#define	PCI_CONF_BASCLASS	0xB	/* basic class code, 1 byte */
45#define	PCI_CONF_CACHE_LINESZ	0xC	/* cache line size, 1 byte */
46#define	PCI_CONF_LATENCY_TIMER	0xD	/* latency timer, 1 byte */
47#define	PCI_CONF_HEADER		0xE	/* header type, 1 byte */
48#define	PCI_CONF_BIST		0xF	/* builtin self test, 1 byte */
49
50/*
51 * Header type 0 offsets
52 */
53#define	PCI_CONF_BASE0		0x10	/* base register 0, 4 bytes */
54#define	PCI_CONF_BASE1		0x14	/* base register 1, 4 bytes */
55#define	PCI_CONF_BASE2		0x18	/* base register 2, 4 bytes */
56#define	PCI_CONF_BASE3		0x1c	/* base register 3, 4 bytes */
57#define	PCI_CONF_BASE4		0x20	/* base register 4, 4 bytes */
58#define	PCI_CONF_BASE5		0x24	/* base register 5, 4 bytes */
59#define	PCI_CONF_CIS		0x28	/* Cardbus CIS Pointer */
60#define	PCI_CONF_SUBVENID	0x2c	/* Subsystem Vendor ID */
61#define	PCI_CONF_SUBSYSID	0x2e	/* Subsystem ID */
62#define	PCI_CONF_ROM		0x30	/* ROM base register, 4 bytes */
63#define	PCI_CONF_CAP_PTR	0x34	/* capabilities pointer, 1 byte */
64#define	PCI_CONF_ILINE		0x3c	/* interrupt line, 1 byte */
65#define	PCI_CONF_IPIN		0x3d	/* interrupt pin, 1 byte */
66#define	PCI_CONF_MIN_G		0x3e	/* minimum grant, 1 byte */
67#define	PCI_CONF_MAX_L		0x3f	/* maximum grant, 1 byte */
68
69/*
70 * PCI to PCI bridge configuration space header format
71 */
72#define	PCI_BCNF_PRIBUS		0x18	/* primary bus number */
73#define	PCI_BCNF_SECBUS		0x19	/* secondary bus number */
74#define	PCI_BCNF_SUBBUS		0x1a	/* subordinate bus number */
75#define	PCI_BCNF_LATENCY_TIMER	0x1b
76#define	PCI_BCNF_IO_BASE_LOW	0x1c
77#define	PCI_BCNF_IO_LIMIT_LOW	0x1d
78#define	PCI_BCNF_SEC_STATUS	0x1e
79#define	PCI_BCNF_MEM_BASE	0x20
80#define	PCI_BCNF_MEM_LIMIT	0x22
81#define	PCI_BCNF_PF_BASE_LOW	0x24
82#define	PCI_BCNF_PF_LIMIT_LOW	0x26
83#define	PCI_BCNF_PF_BASE_HIGH	0x28
84#define	PCI_BCNF_PF_LIMIT_HIGH	0x2c
85#define	PCI_BCNF_IO_BASE_HI	0x30
86#define	PCI_BCNF_IO_LIMIT_HI	0x32
87#define	PCI_BCNF_CAP_PTR	0x34
88#define	PCI_BCNF_ROM		0x38
89#define	PCI_BCNF_ILINE		0x3c
90#define	PCI_BCNF_IPIN		0x3d
91#define	PCI_BCNF_BCNTRL		0x3e
92
93#define	PCI_BCNF_BASE_NUM	0x2
94
95/*
96 * PCI to PCI bridge control register (0x3e) format
97 */
98#define	PCI_BCNF_BCNTRL_PARITY_ENABLE	0x1
99#define	PCI_BCNF_BCNTRL_SERR_ENABLE	0x2
100#define	PCI_BCNF_BCNTRL_ISA_ENABLE	0x4
101#define	PCI_BCNF_BCNTRL_VGA_ENABLE	0x8
102#define	PCI_BCNF_BCNTRL_MAST_AB_MODE	0x20
103#define	PCI_BCNF_BCNTRL_DTO_STAT	0x400
104
105#define	PCI_BCNF_BCNTRL_RESET		0x0040
106#define	PCI_BCNF_BCNTRL_B2B_ENAB	0x0080
107
108#define	PCI_BCNF_IO_MASK	0xf0
109#define	PCI_BCNF_IO_SHIFT	8
110#define	PCI_BCNF_MEM_MASK	0xfff0
111#define	PCI_BCNF_MEM_SHIFT	16
112#define	PCI_BCNF_ADDR_MASK	0x000f
113
114#define	PCI_BCNF_IO_32BIT	0x01
115#define	PCI_BCNF_PF_MEM_64BIT	0x01
116
117/*
118 * Header type 2 (Cardbus) offsets
119 */
120#define	PCI_CBUS_SOCK_REG	0x10	/* Cardbus socket regs, 4 bytes */
121#define	PCI_CBUS_CAP_PTR	0x14	/* Capability ptr, 1 byte */
122#define	PCI_CBUS_RESERVED1	0x15	/* Reserved, 1 byte */
123#define	PCI_CBUS_SEC_STATUS	0x16	/* Secondary status, 2 bytes */
124#define	PCI_CBUS_PCI_BUS_NO	0x18	/* PCI bus number, 1 byte */
125#define	PCI_CBUS_CBUS_NO	0x19	/* Cardbus bus number, 1 byte */
126#define	PCI_CBUS_SUB_BUS_NO	0x1a	/* Subordinate bus number, 1 byte */
127#define	PCI_CBUS_LATENCY_TIMER	0x1b	/* Cardbus latency timer, 1 byte */
128#define	PCI_CBUS_MEM_BASE0	0x1c	/* Memory base reg 0, 4 bytes */
129#define	PCI_CBUS_MEM_LIMIT0	0x20	/* Memory limit reg 0, 4 bytes */
130#define	PCI_CBUS_MEM_BASE1	0x24	/* Memory base reg 1, 4 bytes */
131#define	PCI_CBUS_MEM_LIMIT1	0x28	/* Memory limit reg 1, 4 bytes */
132#define	PCI_CBUS_IO_BASE0	0x2c	/* IO base reg 0, 4 bytes */
133#define	PCI_CBUS_IO_LIMIT0	0x30	/* IO limit reg 0, 4 bytes */
134#define	PCI_CBUS_IO_BASE1	0x34	/* IO base reg 1, 4 bytes */
135#define	PCI_CBUS_IO_LIMIT1	0x38	/* IO limit reg 1, 4 bytes */
136#define	PCI_CBUS_ILINE		0x3c	/* interrupt line, 1 byte */
137#define	PCI_CBUS_IPIN		0x3d	/* interrupt pin, 1 byte */
138#define	PCI_CBUS_BRIDGE_CTRL	0x3e	/* Bridge control, 2 bytes */
139#define	PCI_CBUS_SUBVENID	0x40	/* Subsystem Vendor ID, 2 bytes */
140#define	PCI_CBUS_SUBSYSID	0x42	/* Subsystem ID, 2 bytes */
141#define	PCI_CBUS_LEG_MODE_ADDR	0x44	/* PCCard 16bit IF legacy mode addr */
142
143#define	PCI_CBUS_BASE_NUM	0x1	/* number of base registers */
144
145/*
146 * PCI command register bits
147 */
148#define	PCI_COMM_IO		0x1	/* I/O access enable */
149#define	PCI_COMM_MAE		0x2	/* memory access enable */
150#define	PCI_COMM_ME		0x4	/* master enable */
151#define	PCI_COMM_SPEC_CYC	0x8
152#define	PCI_COMM_MEMWR_INVAL	0x10
153#define	PCI_COMM_PALETTE_SNOOP	0x20
154#define	PCI_COMM_PARITY_DETECT	0x40
155#define	PCI_COMM_WAIT_CYC_ENAB	0x80
156#define	PCI_COMM_SERR_ENABLE	0x100
157#define	PCI_COMM_BACK2BACK_ENAB	0x200
158#define	PCI_COMM_INTX_DISABLE	0x400	/* INTx emulation disable */
159
160/*
161 * PCI Interrupt pin value
162 */
163#define	PCI_INTA	1
164#define	PCI_INTB	2
165#define	PCI_INTC	3
166#define	PCI_INTD	4
167
168/*
169 * PCI status register bits
170 */
171#define	PCI_STAT_READY		0x1	/* Immediate Readiness */
172#define	PCI_STAT_INTR		0x8	/* Interrupt state */
173#define	PCI_STAT_CAP		0x10	/* Implements Capabilities */
174#define	PCI_STAT_66MHZ		0x20	/* 66 MHz capable */
175#define	PCI_STAT_UDF		0x40	/* UDF supported */
176#define	PCI_STAT_FBBC		0x80	/* Fast Back-to-Back Capable */
177#define	PCI_STAT_S_PERROR	0x100	/* Data Parity Reported */
178#define	PCI_STAT_DEVSELT	0x600	/* Device select timing */
179#define	PCI_STAT_S_TARG_AB	0x800	/* Signaled Target Abort */
180#define	PCI_STAT_R_TARG_AB	0x1000	/* Received Target Abort */
181#define	PCI_STAT_R_MAST_AB	0x2000	/* Received Master Abort */
182#define	PCI_STAT_S_SYSERR	0x4000	/* Signaled System Error */
183#define	PCI_STAT_PERROR		0x8000	/* Detected Parity Error */
184
185/*
186 * DEVSEL timing values
187 */
188#define	PCI_STAT_DEVSELT_FAST	0x0000
189#define	PCI_STAT_DEVSELT_MEDIUM	0x0200
190#define	PCI_STAT_DEVSELT_SLOW	0x0400
191
192/*
193 * BIST values
194 */
195#define	PCI_BIST_SUPPORTED	0x80
196#define	PCI_BIST_GO		0x40
197#define	PCI_BIST_RESULT_M	0x0f
198#define	PCI_BIST_RESULT_OK	0x00
199
200/*
201 * PCI class codes
202 */
203#define	PCI_CLASS_NONE		0x0	/* class code for pre-2.0 devices */
204#define	PCI_CLASS_MASS		0x1	/* Mass storage Controller class */
205#define	PCI_CLASS_NET		0x2	/* Network Controller class */
206#define	PCI_CLASS_DISPLAY	0x3	/* Display Controller class */
207#define	PCI_CLASS_MM		0x4	/* Multimedia Controller class */
208#define	PCI_CLASS_MEM		0x5	/* Memory Controller class */
209#define	PCI_CLASS_BRIDGE	0x6	/* Bridge Controller class */
210#define	PCI_CLASS_COMM		0x7	/* Communications Controller class */
211#define	PCI_CLASS_PERIPH	0x8	/* Peripheral Controller class */
212#define	PCI_CLASS_INPUT		0x9	/* Input Device class */
213#define	PCI_CLASS_DOCK		0xa	/* Docking Station class */
214#define	PCI_CLASS_PROCESSOR	0xb	/* Processor class */
215#define	PCI_CLASS_SERIALBUS	0xc	/* Serial Bus class */
216#define	PCI_CLASS_WIRELESS	0xd	/* Wireless Controller class */
217#define	PCI_CLASS_INTIO		0xe	/* Intelligent IO Controller class */
218#define	PCI_CLASS_SATELLITE	0xf	/* Satellite Communication class */
219#define	PCI_CLASS_CRYPT		0x10	/* Encrytion/Decryption class */
220#define	PCI_CLASS_SIGNAL	0x11	/* Signal Processing class */
221
222/*
223 * PCI Sub-class codes - base class 0x0 (no new devices should use this code).
224 */
225#define	PCI_NONE_NOTVGA		0x0	/* All devices except VGA compatible */
226#define	PCI_NONE_VGA		0x1	/* VGA compatible */
227
228/*
229 * PCI Sub-class codes - base class 0x1 (mass storage controllers)
230 */
231#define	PCI_MASS_SCSI		0x0	/* SCSI bus Controller */
232#define	PCI_MASS_IDE		0x1	/* IDE Controller */
233#define	PCI_MASS_FD		0x2	/* Floppy disk Controller */
234#define	PCI_MASS_IPI		0x3	/* IPI bus Controller */
235#define	PCI_MASS_RAID		0x4	/* RAID Controller */
236#define	PCI_MASS_ATA		0x5	/* ATA Controller */
237#define	PCI_MASS_SATA		0x6	/* Serial ATA */
238#define	PCI_MASS_SAS		0x7	/* Serial Attached SCSI (SAS) Cntrlr */
239#define	PCI_MASS_NVME		0x8	/* Non-Volatile memory controller */
240#define	PCI_MASS_OTHER		0x80	/* Other Mass Storage Controller */
241
242/*
243 * programming interface for IDE (subclass 1)
244 */
245#define	PCI_IDE_IF_NATIVE_PRI	0x1	/* primary channel is native */
246#define	PCI_IDE_IF_PROG_PRI	0x2	/* primary can operate in either mode */
247#define	PCI_IDE_IF_NATIVE_SEC	0x4	/* secondary channel is native */
248#define	PCI_IDE_IF_PROG_SEC	0x8	/* sec. can operate in either mode */
249#define	PCI_IDE_IF_MASK		0xf	/* programming interface mask */
250
251
252/*
253 * programming interface for ATA (subclass 5)
254 */
255#define	PCI_ATA_IF_SINGLE_DMA	0x20	/* ATA controller with single DMA */
256#define	PCI_ATA_IF_CHAINED_DMA	0x30	/* ATA controller with chained DMA */
257
258/*
259 * programming interface for ATA (subclass 6) for SATA
260 */
261#define	PCI_SATA_VS_INTERFACE	0x0	/* SATA Ctlr Vendor Specific Intfc */
262#define	PCI_SATA_AHCI_INTERFACE	0x1	/* SATA Ctlr AHCI 1.0 Interface */
263#define	PCI_SATA_SSB_INTERFACE	0x2	/* Serial Storage Bus Interface */
264
265/*
266 * programming interface for ATA (subclass 7) for SAS
267 */
268#define	PCI_SAS_CONTROLLER	0x0	/* SAS Controller */
269#define	PCI_SAS_BUS_INTERFACE	0x1	/* Serial Storage Bus Interface */
270
271/*
272 * PCI Sub-class codes - base class 0x2 (Network controllers)
273 */
274#define	PCI_NET_ENET		0x0	/* Ethernet Controller */
275#define	PCI_NET_TOKEN		0x1	/* Token Ring Controller */
276#define	PCI_NET_FDDI		0x2	/* FDDI Controller */
277#define	PCI_NET_ATM		0x3	/* ATM Controller */
278#define	PCI_NET_ISDN		0x4	/* ISDN Controller */
279#define	PCI_NET_WFIP		0x5	/* WorldFip Controller */
280#define	PCI_NET_PICMG		0x6	/* PICMG 2.14 Multi Computing */
281#define	PCI_NET_OTHER		0x80	/* Other Network Controller */
282
283/*
284 * PCI Sub-class codes - base class 03 (display controllers)
285 */
286#define	PCI_DISPLAY_VGA		0x0	/* VGA device */
287#define	PCI_DISPLAY_XGA		0x1	/* XGA device */
288#define	PCI_DISPLAY_3D		0x2	/* 3D controller */
289#define	PCI_DISPLAY_OTHER	0x80	/* Other Display Device */
290
291/*
292 * programming interface for display for display class (subclass 0) VGA ctrlrs
293 */
294#define	PCI_DISPLAY_IF_VGA	0x0	/* VGA compatible */
295#define	PCI_DISPLAY_IF_8514	0x1	/* 8514 compatible */
296
297/*
298 * PCI Sub-class codes - base class 0x4 (multi-media devices)
299 */
300#define	PCI_MM_VIDEO		0x0	/* Video device */
301#define	PCI_MM_AUDIO		0x1	/* Audio device */
302#define	PCI_MM_TELEPHONY	0x2	/* Computer Telephony device */
303#define	PCI_MM_MIXED_MODE	0x3	/* Mixed Mode device */
304#define	PCI_MM_OTHER		0x80	/* Other Multimedia Device */
305
306/*
307 * PCI Sub-class codes - base class 0x5 (memory controllers)
308 */
309#define	PCI_MEM_RAM		0x0	/* RAM device */
310#define	PCI_MEM_FLASH		0x1	/* FLASH device */
311#define	PCI_MEM_OTHER		0x80	/* Other Memory Controller */
312
313/*
314 * PCI Sub-class codes - base class 0x6 (Bridge devices)
315 */
316#define	PCI_BRIDGE_HOST		0x0	/* Host/PCI Bridge */
317#define	PCI_BRIDGE_ISA		0x1	/* PCI/ISA Bridge */
318#define	PCI_BRIDGE_EISA		0x2	/* PCI/EISA Bridge */
319#define	PCI_BRIDGE_MC		0x3	/* PCI/MC Bridge */
320#define	PCI_BRIDGE_PCI		0x4	/* PCI/PCI Bridge */
321#define	PCI_BRIDGE_PCMCIA	0x5	/* PCI/PCMCIA Bridge */
322#define	PCI_BRIDGE_NUBUS	0x6	/* PCI/NUBUS Bridge */
323#define	PCI_BRIDGE_CARDBUS	0x7	/* PCI/CARDBUS Bridge */
324#define	PCI_BRIDGE_RACE		0x8	/* RACE-way Bridge */
325#define	PCI_BRIDGE_STPCI	0x9	/* Semi-transparent PCI/PCI Bridge */
326#define	PCI_BRIDGE_IB		0xA	/* InfiniBand/PCI host Bridge */
327#define	PCI_BRIDGE_AS		0xB	/* AS/PCI host Bridge */
328#define	PCI_BRIDGE_OTHER	0x80	/* PCI/Other Bridge Device */
329
330/*
331 * programming interface for Bridges class 0x6 (subclass 4) PCI-PCI bridge
332 */
333#define	PCI_BRIDGE_PCI_IF_PCI2PCI	0x0	/* PCI-PCI bridge */
334#define	PCI_BRIDGE_PCI_IF_SUBDECODE	0x1	/* Subtractive Decode */
335						/* PCI/PCI bridge */
336
337/*
338 * programming interface for Bridges class 0x6 (subclass 08) RACEway bridge
339 */
340#define	PCI_BRIDGE_RACE_IF_TRANSPARENT	0x0	/* Transport mode */
341#define	PCI_BRIDGE_RACE_IF_ENDPOINT	0x1	/* Endpoint mode */
342
343/*
344 * programming interface for Bridges class 0x6 (subclass 09)
345 * Semi-transparent PCI-to-PCI bridge
346 */
347#define	PCI_BRIDGE_STPCI_IF_PRIMARY	0x40	/* primary PCI side bus */
348						/* facing system processor */
349#define	PCI_BRIDGE_STPCI_IF_SECONDARY	0x80	/* secondary PCI side bus */
350						/* facing system processor */
351
352/*
353 * programming interface for Bridges class 0x6 (subclass 0B) AS bridge
354 */
355#define	PCI_BRIDGE_AS_CUSTOM_INTFC	0x0	/* Custom interface */
356#define	PCI_BRIDGE_AS_PORTAL_INTFC	0x1	/* ASI-SIG Portal Interface */
357
358/*
359 * PCI Sub-class codes - base class 0x7 (communication devices)
360 */
361#define	PCI_COMM_GENERIC_XT	0x0	/* XT Compatible Serial Controller */
362#define	PCI_COMM_PARALLEL	0x1	/* Parallel Port Controller */
363#define	PCI_COMM_MSC		0x2	/* Multiport Serial Controller */
364#define	PCI_COMM_MODEM		0x3	/* Modem Controller */
365#define	PCI_COMM_GPIB		0x4	/* GPIB Controller */
366#define	PCI_COMM_SMARTCARD	0x5	/* Smart Card Controller */
367#define	PCI_COMM_OTHER		0x80	/* Other Communications Controller */
368
369/*
370 * Programming interfaces for class 0x7 / subclass 0x0 (Serial)
371 */
372#define	PCI_COMM_SERIAL_IF_GENERIC	0x0	/* Generic XT-compat serial */
373#define	PCI_COMM_SERIAL_IF_16450	0x1	/* 16450-compat serial ctrlr */
374#define	PCI_COMM_SERIAL_IF_16550	0x2	/* 16550-compat serial ctrlr */
375#define	PCI_COMM_SERIAL_IF_16650	0x3	/* 16650-compat serial ctrlr */
376#define	PCI_COMM_SERIAL_IF_16750	0x4	/* 16750-compat serial ctrlr */
377#define	PCI_COMM_SERIAL_IF_16850	0x5	/* 16850-compat serial ctrlr */
378#define	PCI_COMM_SERIAL_IF_16950	0x6	/* 16950-compat serial ctrlr */
379
380/*
381 * Programming interfaces for class 0x7 / subclass 0x1 (Parallel)
382 */
383#define	PCI_COMM_PARALLEL_IF_GENERIC	0x0	/* Generic Parallel port */
384#define	PCI_COMM_PARALLEL_IF_BIDIRECT	0x1	/* Bi-directional Parallel */
385#define	PCI_COMM_PARALLEL_IF_ECP	0x2	/* ECP 1.X Parallel port */
386#define	PCI_COMM_PARALLEL_IF_1284	0x3	/* IEEE 1284 Parallel port */
387#define	PCI_COMM_PARALLEL_IF_1284_TARG	0xFE	/* IEEE 1284 target device */
388
389/*
390 * Programming interfaces for class 0x7 / subclass 0x3 (Modem)
391 */
392#define	PCI_COMM_MODEM_IF_GENERIC	0x0	/* Generic Modem */
393#define	PCI_COMM_MODEM_IF_HAYES_16450	0x1	/* Hayes 16450-compat Modem */
394#define	PCI_COMM_MODEM_IF_HAYES_16550	0x2	/* Hayes 16550-compat Modem */
395#define	PCI_COMM_MODEM_IF_HAYES_16650	0x3	/* Hayes 16650-compat Modem */
396#define	PCI_COMM_MODEM_IF_HAYES_16750	0x4	/* Hayes 16750-compat Modem */
397
398/*
399 * PCI Sub-class codes - base class 0x8
400 */
401#define	PCI_PERIPH_PIC		0x0	/* Generic PIC */
402#define	PCI_PERIPH_DMA		0x1	/* Generic DMA Controller */
403#define	PCI_PERIPH_TIMER	0x2	/* Generic System Timer Controller */
404#define	PCI_PERIPH_RTC		0x3	/* Generic RTC Controller */
405#define	PCI_PERIPH_HPC		0x4	/* Generic PCI Hot-Plug Controller */
406#define	PCI_PERIPH_SD_HC	0x5	/* SD Host Controller */
407#define	PCI_PERIPH_IOMMU	0x6	/* IOMMU */
408#define	PCI_PERIPH_OTHER	0x80	/* Other System Peripheral */
409
410/*
411 * Programming interfaces for class 0x8 / subclass 0x0 (interrupt controller)
412 */
413#define	PCI_PERIPH_PIC_IF_GENERIC	0x0	/* Generic 8259 APIC */
414#define	PCI_PERIPH_PIC_IF_ISA		0x1	/* ISA PIC */
415#define	PCI_PERIPH_PIC_IF_EISA		0x2	/* EISA PIC */
416#define	PCI_PERIPH_PIC_IF_IO_APIC	0x10	/* I/O APIC interrupt ctrlr */
417#define	PCI_PERIPH_PIC_IF_IOX_APIC	0x20	/* I/O(x) APIC intr ctrlr */
418
419/*
420 * Programming interfaces for class 0x8 / subclass 0x1 (DMA controller)
421 */
422#define	PCI_PERIPH_DMA_IF_GENERIC	0x0	/* Generic 8237 DMA ctrlr */
423#define	PCI_PERIPH_DMA_IF_ISA		0x1	/* ISA DMA ctrlr */
424#define	PCI_PERIPH_DMA_IF_EISA		0x2	/* EISA DMA ctrlr */
425
426/*
427 * Programming interfaces for class 0x8 / subclass 0x2 (timer)
428 */
429#define	PCI_PERIPH_TIMER_IF_GENERIC	0x0	/* Generic 8254 system timer */
430#define	PCI_PERIPH_TIMER_IF_ISA		0x1	/* ISA system timers */
431#define	PCI_PERIPH_TIMER_IF_EISA	0x2	/* EISA system timers (two) */
432#define	PCI_PERIPH_TIMER_IF_HPET	0x3	/* High Perf Event timer */
433
434/*
435 * Programming interfaces for class 0x8 / subclass 0x3 (realtime clock)
436 */
437#define	PCI_PERIPH_RTC_IF_GENERIC	0x0	/* Generic RTC controller */
438#define	PCI_PERIPH_RTC_IF_ISA		0x1	/* ISA RTC controller */
439
440/*
441 * PCI Sub-class codes - base class 0x9
442 */
443#define	PCI_INPUT_KEYBOARD	0x0	/* Keyboard Controller */
444#define	PCI_INPUT_DIGITIZ	0x1	/* Digitizer (Pen) */
445#define	PCI_INPUT_MOUSE		0x2	/* Mouse Controller */
446#define	PCI_INPUT_SCANNER	0x3	/* Scanner Controller */
447#define	PCI_INPUT_GAMEPORT	0x4	/* Gameport Controller */
448#define	PCI_INPUT_OTHER		0x80	/* Other Input Controller */
449
450/*
451 * Programming interfaces for class 0x9 / subclass 0x4 (Gameport controller)
452 */
453#define	PCI_INPUT_GAMEPORT_IF_GENERIC	0x00	/* Generic controller */
454#define	PCI_INPUT_GAMEPORT_IF_LEGACY	0x10	/* Legacy controller */
455
456/*
457 * PCI Sub-class codes - base class 0xA
458 */
459#define	PCI_DOCK_GENERIC	0x00	/* Generic Docking Station */
460#define	PCI_DOCK_OTHER		0x80	/* Other Type of Docking Station */
461
462/*
463 * PCI Sub-class codes - base class 0xB
464 */
465#define	PCI_PROCESSOR_386	0x0	/* 386 */
466#define	PCI_PROCESSOR_486	0x1	/* 486 */
467#define	PCI_PROCESSOR_PENT	0x2	/* Pentium */
468#define	PCI_PROCESSOR_ALPHA	0x10	/* Alpha */
469#define	PCI_PROCESSOR_POWERPC	0x20	/* PowerPC */
470#define	PCI_PROCESSOR_MIPS	0x30	/* MIPS */
471#define	PCI_PROCESSOR_COPROC	0x40	/* Co-processor */
472#define	PCI_PROCESSOR_OTHER	0x80	/* Other processors */
473
474/*
475 * PCI Sub-class codes - base class 0xC (Serial Controllers)
476 */
477#define	PCI_SERIAL_FIRE		0x0	/* FireWire (IEEE 1394) */
478#define	PCI_SERIAL_ACCESS	0x1	/* ACCESS.bus */
479#define	PCI_SERIAL_SSA		0x2	/* SSA */
480#define	PCI_SERIAL_USB		0x3	/* Universal Serial Bus */
481#define	PCI_SERIAL_FIBRE	0x4	/* Fibre Channel */
482#define	PCI_SERIAL_SMBUS	0x5	/* System Management Bus */
483#define	PCI_SERIAL_IB		0x6	/* InfiniBand */
484#define	PCI_SERIAL_IPMI		0x7	/* IPMI */
485#define	PCI_SERIAL_SERCOS	0x8	/* SERCOS Interface Std (IEC 61491) */
486#define	PCI_SERIAL_CANBUS	0x9	/* CANbus */
487#define	PCI_SERIAL_OTHER	0x80	/* Other Serial Bus Controllers */
488
489/*
490 * Programming interfaces for class 0xC / subclass 0x0 (Firewire)
491 */
492#define	PCI_SERIAL_FIRE_WIRE		0x00	/* IEEE 1394 (Firewire) */
493#define	PCI_SERIAL_FIRE_1394_HCI	0x10	/* 1394 OpenHCI Host Cntrlr */
494
495/*
496 * Programming interfaces for class 0xC / subclass 0x3 (USB controller)
497 */
498#define	PCI_SERIAL_USB_IF_UHCI		0x00	/* UHCI Compliant */
499#define	PCI_SERIAL_USB_IF_OHCI		0x10	/* OHCI Compliant */
500#define	PCI_SERIAL_USB_IF_EHCI		0x20	/* EHCI Compliant */
501#define	PCI_SERIAL_USB_IF_GENERIC	0x80	/* no specific HCD */
502#define	PCI_SERIAL_USB_IF_DEVICE	0xFE	/* not a HCD */
503
504/*
505 * Programming interfaces for class 0xC / subclass 0x7 (IPMI controller)
506 */
507#define	PCI_SERIAL_IPMI_IF_SMIC		0x0	/* SMIC Interface */
508#define	PCI_SERIAL_IPMI_IF_KBD		0x1	/* Keyboard Ctrl Style Intfc */
509#define	PCI_SERIAL_IPMI_IF_BTI		0x2	/* Block Transfer Interface */
510
511/*
512 * PCI Sub-class codes - base class 0xD (Wireless controllers)
513 */
514#define	PCI_WIRELESS_IRDA		0x0	/* iRDA Compatible Controller */
515#define	PCI_WIRELESS_IR			0x1	/* Consumer IR Controller */
516#define	PCI_WIRELESS_RF			0x10	/* RF Controller */
517#define	PCI_WIRELESS_BLUETOOTH		0x11	/* Bluetooth Controller */
518#define	PCI_WIRELESS_BROADBAND		0x12	/* Broadband Controller */
519#define	PCI_WIRELESS_80211A		0x20	/* Ethernet 802.11a 5 GHz */
520#define	PCI_WIRELESS_80211B		0x21	/* Ethernet 802.11b 2.4 GHz */
521#define	PCI_WIRELESS_OTHER		0x80	/* Other Wireless Controllers */
522
523/*
524 * Programming interfaces for class 0xD / subclass 0x1 (Consumer IR controller)
525 */
526#define	PCI_WIRELESS_IR_CONSUMER	0x00	/* Consumer IR Controller */
527#define	PCI_WIRELESS_IR_UWB_RC		0x10	/* UWB Radio Controller */
528
529/*
530 * PCI Sub-class codes - base class 0xE (Intelligent I/O controllers)
531 */
532#define	PCI_INTIO_MSG_FIFO		0x0	/* Message FIFO at off 40h */
533#define	PCI_INTIO_I20			0x1	/* I20 Arch Spec 1.0 */
534
535/*
536 * PCI Sub-class codes - base class 0xF (Satellite Communication controllers)
537 */
538#define	PCI_SATELLITE_COMM_TV		0x01	/* TV */
539#define	PCI_SATELLITE_COMM_AUDIO	0x02	/* Audio */
540#define	PCI_SATELLITE_COMM_VOICE	0x03	/* Voice */
541#define	PCI_SATELLITE_COMM_DATA		0x04	/* DATA */
542#define	PCI_SATELLITE_COMM_OTHER	0x80	/* Other Satelite Comm Cntrlr */
543
544/*
545 * PCI Sub-class codes - base class 0x10 (Encryption/Decryption controllers)
546 */
547#define	PCI_CRYPT_NETWORK		0x00	/* Network and Computing */
548#define	PCI_CRYPT_ENTERTAINMENT		0x10	/* Entertainment en/decrypt */
549#define	PCI_CRYPT_OTHER			0x80	/* Other en/decryption ctrlrs */
550
551/*
552 * PCI Sub-class codes - base class 0x11 (Signal Processing controllers)
553 */
554#define	PCI_SIGNAL_DPIO			0x00	/* DPIO modules */
555#define	PCI_SIGNAL_PERF_COUNTERS	0x01	/* Performance counters */
556#define	PCI_SIGNAL_COMM_SYNC		0x10	/* Comm. synchronization plus */
557						/* time and freq test ctrlr */
558#define	PCI_SIGNAL_MANAGEMENT		0x20	/* Management card */
559#define	PCI_SIGNAL_OTHER		0x80	/* DSP/DAP controller */
560
561/* PCI header decode */
562#define	PCI_HEADER_MULTI	0x80	/* multi-function device */
563#define	PCI_HEADER_ZERO		0x00	/* type zero PCI header */
564#define	PCI_HEADER_ONE		0x01	/* type one PCI header */
565#define	PCI_HEADER_TWO		0x02	/* type two PCI header */
566#define	PCI_HEADER_PPB		PCI_HEADER_ONE  /* type one PCI to PCI Bridge */
567#define	PCI_HEADER_CARDBUS	PCI_HEADER_TWO	/* type one PCI header */
568
569#define	PCI_HEADER_TYPE_M	0x7f  /* type mask for header */
570
571/*
572 * Base register bit definitions.
573 */
574#define	PCI_BASE_SPACE_M    0x1  /* memory space indicator */
575#define	PCI_BASE_SPACE_IO   0x1   /* IO space */
576#define	PCI_BASE_SPACE_MEM  0x0   /* memory space */
577
578#define	PCI_BASE_TYPE_MEM   0x0   /* 32-bit memory address */
579#define	PCI_BASE_TYPE_LOW   0x2   /* less than 1Mb address */
580#define	PCI_BASE_TYPE_ALL   0x4   /* 64-bit memory address */
581#define	PCI_BASE_TYPE_RES   0x6   /* reserved */
582
583#define	PCI_BASE_TYPE_M		0x00000006  /* type indicator mask */
584#define	PCI_BASE_PREF_M		0x00000008  /* prefetch mask */
585#define	PCI_BASE_M_ADDR_M	0xfffffff0  /* memory address mask */
586#define	PCI_BASE_M_ADDR64_M	0xfffffffffffffff0ULL /* 64bit mem addr mask */
587#define	PCI_BASE_IO_ADDR_M	0xfffffffe  /* I/O address mask */
588
589#define	PCI_BASE_ROM_ADDR_M	0xfffff800  /* ROM address mask */
590#define	PCI_BASE_ROM_ENABLE	0x00000001  /* ROM decoder enable */
591
592/*
593 * Capabilities linked list entry offsets
594 */
595#define	PCI_CAP_ID		0x0	/* capability identifier, 1 byte */
596#define	PCI_CAP_NEXT_PTR	0x1	/* next entry pointer, 1 byte */
597#define	PCI_CAP_ID_REGS_OFF	0x2	/* cap id register offset */
598#define	PCI_CAP_MAX_PTR		0x30	/* maximum number of cap pointers */
599#define	PCI_CAP_PTR_OFF		0x40	/* minimum cap pointer offset */
600#define	PCI_CAP_PTR_MASK	0xFC	/* mask for capability pointer */
601
602/*
603 * Capability identifier values
604 */
605#define	PCI_CAP_ID_PM		0x1	/* power management entry */
606#define	PCI_CAP_ID_AGP		0x2	/* AGP supported */
607#define	PCI_CAP_ID_VPD		0x3	/* VPD supported */
608#define	PCI_CAP_ID_SLOT_ID	0x4	/* Slot Identification supported */
609#define	PCI_CAP_ID_MSI		0x5	/* MSI supported */
610#define	PCI_CAP_ID_cPCI_HS	0x6	/* CompactPCI Host Swap supported */
611#define	PCI_CAP_ID_PCIX		0x7	/* PCI-X supported */
612#define	PCI_CAP_ID_HT		0x8	/* HyperTransport supported */
613#define	PCI_CAP_ID_VS		0x9	/* Vendor Specific */
614#define	PCI_CAP_ID_DEBUG_PORT	0xA	/* Debug Port supported */
615#define	PCI_CAP_ID_cPCI_CRC	0xB	/* CompactPCI central resource ctrl */
616#define	PCI_CAP_ID_PCI_HOTPLUG	0xC	/* PCI Hot Plug (SHPC) supported */
617#define	PCI_CAP_ID_P2P_SUBSYS	0xD	/* PCI bridge Sub-system ID */
618#define	PCI_CAP_ID_AGP_8X	0xE	/* AGP 8X supported */
619#define	PCI_CAP_ID_SECURE_DEV	0xF	/* Secure Device supported */
620#define	PCI_CAP_ID_PCI_E	0x10	/* PCI Express supported */
621#define	PCI_CAP_ID_MSI_X	0x11	/* MSI-X supported */
622#define	PCI_CAP_ID_SATA		0x12	/* SATA Data/Index Config supported */
623#define	PCI_CAP_ID_FLR		0x13	/* Function Level Reset supported */
624
625/*
626 * Capability next entry pointer values
627 */
628#define	PCI_CAP_NEXT_PTR_NULL	0x0	/* no more entries in the list */
629
630/*
631 * PCI power management (PM) capability entry offsets
632 */
633#define	PCI_PMCAP		0x2	/* PM capabilities, 2 bytes */
634#define	PCI_PMCSR		0x4	/* PM control/status reg, 2 bytes */
635#define	PCI_PMCSR_BSE		0x6	/* PCI-PCI bridge extensions, 1 byte */
636#define	PCI_PMDATA		0x7	/* PM data, 1 byte */
637
638/*
639 * PM capabilities values - 2 bytes
640 */
641#define	PCI_PMCAP_VER_1_0	0x1	/* PCI PM spec 1.0 */
642#define	PCI_PMCAP_VER_1_1	0x2	/* PCI PM spec 1.1 */
643#define	PCI_PMCAP_VER_MASK	0x7	/* version mask */
644#define	PCI_PMCAP_PME_CLOCK	0x8	/* needs PCI clock for PME */
645#define	PCI_PMCAP_DSI		0x20	/* needs device specific init */
646#define	PCI_PMCAP_AUX_CUR_SELF	0x0	/* 0 aux current - self powered */
647#define	PCI_PMCAP_AUX_CUR_55mA	0x40	/* 55 mA aux current */
648#define	PCI_PMCAP_AUX_CUR_100mA	0x80	/* 100 mA aux current */
649#define	PCI_PMCAP_AUX_CUR_160mA	0xc0	/* 160 mA aux current */
650#define	PCI_PMCAP_AUX_CUR_220mA	0x100	/* 220 mA aux current */
651#define	PCI_PMCAP_AUX_CUR_270mA	0x140	/* 270 mA aux current */
652#define	PCI_PMCAP_AUX_CUR_320mA	0x180	/* 320 mA aux current */
653#define	PCI_PMCAP_AUX_CUR_375mA	0x1c0	/* 375 mA aux current */
654#define	PCI_PMCAP_AUX_CUR_MASK	0x1c0	/* 3.3Vaux aux current needs */
655#define	PCI_PMCAP_D1		0x200	/* D1 state supported */
656#define	PCI_PMCAP_D2		0x400	/* D2 state supported */
657#define	PCI_PMCAP_D0_PME	0x800	/* PME from D0 */
658#define	PCI_PMCAP_D1_PME	0x1000	/* PME from D1 */
659#define	PCI_PMCAP_D2_PME	0x2000	/* PME from D2 */
660#define	PCI_PMCAP_D3HOT_PME	0x4000	/* PME from D3hot */
661#define	PCI_PMCAP_D3COLD_PME	0x8000	/* PME from D3cold */
662#define	PCI_PMCAP_PME_MASK	0xf800	/* PME support mask */
663
664/*
665 * PM control/status values - 2 bytes
666 */
667#define	PCI_PMCSR_D0			0x0	/* power state D0 */
668#define	PCI_PMCSR_D1			0x1	/* power state D1 */
669#define	PCI_PMCSR_D2			0x2	/* power state D2 */
670#define	PCI_PMCSR_D3HOT			0x3	/* power state D3hot */
671#define	PCI_PMCSR_STATE_MASK		0x3	/* power state mask */
672#define	PCI_PMCSR_PME_EN		0x100	/* enable PME assertion */
673#define	PCI_PMCSR_DSEL_D0_PWR_C		0x0	/* D0 power consumed */
674#define	PCI_PMCSR_DSEL_D1_PWR_C		0x200	/* D1 power consumed */
675#define	PCI_PMCSR_DSEL_D2_PWR_C		0x400	/* D2 power consumed */
676#define	PCI_PMCSR_DSEL_D3_PWR_C		0x600	/* D3 power consumed */
677#define	PCI_PMCSR_DSEL_D0_PWR_D		0x800	/* D0 power dissipated */
678#define	PCI_PMCSR_DSEL_D1_PWR_D		0xa00	/* D1 power dissipated */
679#define	PCI_PMCSR_DSEL_D2_PWR_D		0xc00	/* D2 power dissipated */
680#define	PCI_PMCSR_DSEL_D3_PWR_D		0xe00	/* D3 power dissipated */
681#define	PCI_PMCSR_DSEL_COM_C		0x1000	/* common power consumption */
682#define	PCI_PMCSR_DSEL_MASK		0x1e00	/* data select mask */
683#define	PCI_PMCSR_DSCL_UNKNOWN		0x0	/* data scale unknown */
684#define	PCI_PMCSR_DSCL_1_BY_10		0x2000	/* data scale 0.1x */
685#define	PCI_PMCSR_DSCL_1_BY_100		0x4000	/* data scale 0.01x */
686#define	PCI_PMCSR_DSCL_1_BY_1000	0x6000	/* data scale 0.001x */
687#define	PCI_PMCSR_DSCL_MASK		0x6000	/* data scale mask */
688#define	PCI_PMCSR_PME_STAT		0x8000	/* PME status */
689
690/*
691 * PM PMCSR PCI to PCI bridge support extension values - 1 byte
692 */
693#define	PCI_PMCSR_BSE_B2_B3	0x40	/* bridge D3hot -> secondary B2 */
694#define	PCI_PMCSR_BSE_BPCC_EN	0x80	/* bus power/clock control enabled */
695
696/*
697 * PCI-X capability related definitions
698 */
699#define	PCI_PCIX_COMMAND	0x2	/* Command register offset */
700#define	PCI_PCIX_STATUS		0x4	/* Status register offset */
701#define	PCI_PCIX_ECC_STATUS	0x8	/* ECC Status register offset */
702#define	PCI_PCIX_ECC_FST_AD	0xC	/* ECC First address register offset */
703#define	PCI_PCIX_ECC_SEC_AD	0x10	/* ECC Second address register offset */
704#define	PCI_PCIX_ECC_ATTR	0x14	/* ECC Attribute register offset */
705
706/*
707 * PCI-X bridge capability related definitions
708 */
709#define	PCI_PCIX_SEC_STATUS		0x2	/* Secondary Status offset */
710#define	PCI_PCIX_SEC_STATUS_SCD		0x4	/* Split Completion Discarded */
711#define	PCI_PCIX_SEC_STATUS_USC		0x8	/* Unexpected Split Complete */
712#define	PCI_PCIX_SEC_STATUS_SCO		0x10	/* Split Completion Overrun */
713#define	PCI_PCIX_SEC_STATUS_SRD		0x20	/* Split Completion Delayed */
714#define	PCI_PCIX_SEC_STATUS_ERR_MASK	0x3C
715
716#define	PCI_PCIX_BDG_STATUS		0x4	/* Bridge Status offset */
717#define	PCI_PCIX_BDG_STATUS_USC		0x80000
718#define	PCI_PCIX_BDG_STATUS_SCO		0x100000
719#define	PCI_PCIX_BDG_STATUS_SRD		0x200000
720#define	PCI_PCIX_BDG_STATUS_ERR_MASK	0x380000
721
722#define	PCI_PCIX_UP_SPL_CTL	0x8	/* Upstream split ctrl reg offset */
723#define	PCI_PCIX_DOWN_SPL_CTL	0xC	/* Downstream split ctrl reg offset */
724#define	PCI_PCIX_BDG_ECC_STATUS	0x10	/* ECC Status register offset */
725#define	PCI_PCIX_BDG_ECC_FST_AD	0x14	/* ECC First address register offset */
726#define	PCI_PCIX_BDG_ECC_SEC_AD	0x18	/* ECC Second address register offset */
727#define	PCI_PCIX_BDG_ECC_ATTR	0x1C	/* ECC Attribute register offset */
728
729/*
730 * PCIX capabilities values
731 */
732#define	PCI_PCIX_VER_MASK	0x3000	/* Bits 12 and 13 */
733#define	PCI_PCIX_VER_0		0x0000	/* PCIX cap list item version 0 */
734#define	PCI_PCIX_VER_1		0x1000	/* PCIX cap list item version 1 */
735#define	PCI_PCIX_VER_2		0x2000	/* PCIX cap list item version 2 */
736
737#define	PCI_PCIX_SPL_DSCD	0x40000 /* Split Completion Discarded */
738#define	PCI_PCIX_UNEX_SPL	0x80000	/* Unexpected Split Completion */
739#define	PCI_PCIX_RX_SPL_MSG	0x20000000 /* Recieved Spl Comp Error Message */
740
741#define	PCI_PCIX_ECC_SEL	0x1	/* Secondary ECC register select */
742#define	PCI_PCIX_ECC_EP		0x2	/* Error Present on other side */
743#define	PCI_PCIX_ECC_S_CE	0x4	/* Addl Correctable ECC Error */
744#define	PCI_PCIX_ECC_S_UE	0x8	/* Addl Uncorrectable ECC Error */
745#define	PCI_PCIX_ECC_PHASE	0x70	/* ECC Error Phase */
746#define	PCI_PCIX_ECC_CORR	0x80	/* ECC Error Corrected */
747#define	PCI_PCIX_ECC_SYN	0xff00	/* ECC Error Syndrome */
748#define	PCI_PCIX_ECC_FST_CMD	0xf0000	 /* ECC Error First Command */
749#define	PCI_PCIX_ECC_SEC_CMD	0xf00000 /* ECC Error Second Command */
750#define	PCI_PCIX_ECC_UP_ATTR	0xf000000 /* ECC Error Upper Attributes */
751
752/*
753 * PCIX ECC Phase Values
754 */
755#define	PCI_PCIX_ECC_PHASE_NOERR	0x0
756#define	PCI_PCIX_ECC_PHASE_FADDR	0x1
757#define	PCI_PCIX_ECC_PHASE_SADDR	0x2
758#define	PCI_PCIX_ECC_PHASE_ATTR		0x3
759#define	PCI_PCIX_ECC_PHASE_DATA32	0x4
760#define	PCI_PCIX_ECC_PHASE_DATA64	0x5
761
762/*
763 * PCI-X Command Encoding
764 */
765#define	PCI_PCIX_CMD_INTR		0x0
766#define	PCI_PCIX_CMD_SPEC		0x1
767#define	PCI_PCIX_CMD_IORD		0x2
768#define	PCI_PCIX_CMD_IOWR		0x3
769#define	PCI_PCIX_CMD_DEVID		0x5
770#define	PCI_PCIX_CMD_MEMRD_DW		0x6
771#define	PCI_PCIX_CMD_MEMWR		0x7
772#define	PCI_PCIX_CMD_MEMRD_BL		0x8
773#define	PCI_PCIX_CMD_MEMWR_BL		0x9
774#define	PCI_PCIX_CMD_CFRD		0xA
775#define	PCI_PCIX_CMD_CFWR		0xB
776#define	PCI_PCIX_CMD_SPL		0xC
777#define	PCI_PCIX_CMD_DADR		0xD
778#define	PCI_PCIX_CMD_MEMRDBL		0xE
779#define	PCI_PCIX_CMD_MEMWRBL		0xF
780
781#if defined(_BIT_FIELDS_LTOH)
782typedef struct pcix_attr {
783	uint32_t	lbc	:8,
784			rid	:16,
785			tag	:5,
786			ro	:1,
787			ns	:1,
788			r	:1;
789} pcix_attr_t;
790#elif defined(_BIT_FIELDS_HTOL)
791typedef struct pcix_attr {
792	uint32_t	r	:1,
793			ns	:1,
794			ro	:1,
795			tag	:5,
796			rid	:16,
797			lbc	:8;
798} pcix_attr_t;
799#else
800#error "bit field not defined"
801#endif
802
803#define	PCI_PCIX_BSS_SPL_DSCD	0x4	/* Secondary split comp discarded */
804#define	PCI_PCIX_BSS_UNEX_SPL	0x8	/* Secondary unexpected split comp */
805#define	PCI_PCIX_BSS_SPL_OR	0x10	/* Secondary split comp overrun */
806#define	PCI_PCIX_BSS_SPL_DLY	0x20	/* Secondary split comp delayed */
807
808/*
809 * PCI Hotplug capability entry offsets
810 *
811 * SHPC based PCI hotplug controller registers accessed via the DWORD
812 * select and DATA registers in PCI configuration space relative to the
813 * PCI HP capibility pointer.
814 */
815#define	PCI_HP_DWORD_SELECT_OFF		0x2
816#define	PCI_HP_DWORD_DATA_OFF		0x4
817
818#define	PCI_HP_BASE_OFFSET_REG		0x00
819#define	PCI_HP_SLOTS_AVAIL_I_REG	0x01
820#define	PCI_HP_SLOTS_AVAIL_II_REG	0x02
821#define	PCI_HP_SLOT_CONFIGURATION_REG	0x03
822#define	PCI_HP_PROF_IF_SBCR_REG		0x04
823#define	PCI_HP_COMMAND_STATUS_REG	0x05
824#define	PCI_HP_IRQ_LOCATOR_REG		0x06
825#define	PCI_HP_SERR_LOCATOR_REG		0x07
826#define	PCI_HP_CTRL_SERR_INT_REG	0x08
827#define	PCI_HP_LOGICAL_SLOT_REGS	0x09
828#define	PCI_HP_VENDOR_SPECIFIC		0x28
829
830/* Definitions used with the PCI_HP_SLOTS_AVAIL_I_REG register */
831#define	PCI_HP_AVAIL_33MHZ_CONV_SPEED_SHIFT	0
832#define	PCI_HP_AVAIL_66MHZ_PCIX_SPEED_SHIFT	8
833#define	PCI_HP_AVAIL_100MHZ_PCIX_SPEED_SHIFT	16
834#define	PCI_HP_AVAIL_133MHZ_PCIX_SPEED_SHIFT	24
835#define	PCI_HP_AVAIL_SPEED_MASK			0x1F
836
837/* Definitions used with the PCI_HP_SLOTS_AVAIL_II_REG register */
838#define	PCI_HP_AVAIL_66MHZ_CONV_SPEED_SHIFT	0
839
840/* Register bits used with the PCI_HP_PROF_IF_SBCR_REG register */
841#define	PCI_HP_SBCR_33MHZ_CONV_SPEED		0x0
842#define	PCI_HP_SBCR_66MHZ_CONV_SPEED		0x1
843#define	PCI_HP_SBCR_66MHZ_PCIX_SPEED		0x2
844#define	PCI_HP_SBCR_100MHZ_PCIX_SPEED		0x3
845#define	PCI_HP_SBCR_133MHZ_PCIX_SPEED		0x4
846#define	PCI_HP_SBCR_SPEED_MASK			0x7
847
848/* Register bits used with the PCI_HP_COMMAND_STATUS_REG register */
849#define	PCI_HP_COMM_STS_ERR_INVALID_SPEED	0x80000
850#define	PCI_HP_COMM_STS_ERR_INVALID_COMMAND	0x40000
851#define	PCI_HP_COMM_STS_ERR_MRL_OPEN		0x20000
852#define	PCI_HP_COMM_STS_ERR_MASK		0xe0000
853#define	PCI_HP_COMM_STS_CTRL_BUSY		0x10000
854#define	PCI_HP_COMM_STS_SET_SPEED		0x40
855
856/* Register bits used with the PCI_HP_CTRL_SERR_INT_REG register */
857#define	PCI_HP_SERR_INT_GLOBAL_IRQ_MASK		0x1
858#define	PCI_HP_SERR_INT_GLOBAL_SERR_MASK	0x2
859#define	PCI_HP_SERR_INT_CMD_COMPLETE_MASK	0x4
860#define	PCI_HP_SERR_INT_ARBITER_SERR_MASK	0x8
861#define	PCI_HP_SERR_INT_CMD_COMPLETE_IRQ	0x10000
862#define	PCI_HP_SERR_INT_ARBITER_IRQ		0x20000
863#define	PCI_HP_SERR_INT_MASK_ALL		0xf
864
865/* Register bits used with the PCI_HP_LOGICAL_SLOT_REGS register */
866#define	PCI_HP_SLOT_POWER_ONLY			0x1
867#define	PCI_HP_SLOT_ENABLED			0x2
868#define	PCI_HP_SLOT_DISABLED			0x3
869#define	PCI_HP_SLOT_STATE_MASK			0x3
870#define	PCI_HP_SLOT_MRL_STATE_MASK		0x100
871#define	PCI_HP_SLOT_66MHZ_CONV_CAPABLE		0x200
872#define	PCI_HP_SLOT_CARD_EMPTY_MASK		0xc00
873#define	PCI_HP_SLOT_66MHZ_PCIX_CAPABLE		0x1000
874#define	PCI_HP_SLOT_100MHZ_PCIX_CAPABLE		0x2000
875#define	PCI_HP_SLOT_133MHZ_PCIX_CAPABLE		0x3000
876#define	PCI_HP_SLOT_PCIX_CAPABLE_MASK		0x3000
877#define	PCI_HP_SLOT_PCIX_CAPABLE_SHIFT		12
878#define	PCI_HP_SLOT_PRESENCE_DETECTED		0x10000
879#define	PCI_HP_SLOT_ISO_PWR_DETECTED		0x20000
880#define	PCI_HP_SLOT_ATTN_DETECTED		0x40000
881#define	PCI_HP_SLOT_MRL_DETECTED		0x80000
882#define	PCI_HP_SLOT_POWER_DETECTED		0x100000
883#define	PCI_HP_SLOT_PRESENCE_MASK		0x1000000
884#define	PCI_HP_SLOT_ISO_PWR_MASK		0x2000000
885#define	PCI_HP_SLOT_ATTN_MASK			0x4000000
886#define	PCI_HP_SLOT_MRL_MASK			0x8000000
887#define	PCI_HP_SLOT_POWER_MASK			0x10000000
888#define	PCI_HP_SLOT_MRL_SERR_MASK		0x20000000
889#define	PCI_HP_SLOT_POWER_SERR_MASK		0x40000000
890#define	PCI_HP_SLOT_MASK_ALL			0x5f000000
891
892/* Register bits used with the PCI_HP_IRQ_LOCATOR_REG register */
893#define	PCI_HP_IRQ_CMD_COMPLETE			0x1
894#define	PCI_HP_IRQ_SLOT_N_PENDING		0x2
895
896/* Register bits used with the PCI_HP_SERR_LOCATOR_REG register */
897#define	PCI_HP_IRQ_SERR_ARBITER_PENDING		0x1
898#define	PCI_HP_IRQ_SERR_SLOT_N_PENDING		0x2
899
900/* Register bits used with the PCI_HP_SLOT_CONFIGURATION_REG register */
901#define	PCI_HP_SLOT_CONFIG_MRL_SENSOR		0x40000000
902#define	PCI_HP_SLOT_CONFIG_ATTN_BUTTON		0x80000000
903#define	PCI_HP_SLOT_CONFIG_PHY_SLOT_NUM_SHIFT	16
904#define	PCI_HP_SLOT_CONFIG_PHY_SLOT_NUM_MASK	0x3FF
905
906/*
907 * PCI Message Signalled Interrupts (MSI) capability entry offsets for 32-bit
908 */
909#define	PCI_MSI_CTRL		0x02	/* MSI control register, 2 bytes */
910#define	PCI_MSI_ADDR_OFFSET	0x04	/* MSI 32-bit msg address, 4 bytes */
911#define	PCI_MSI_32BIT_DATA	0x08	/* MSI 32-bit msg data, 2 bytes */
912#define	PCI_MSI_32BIT_MASK	0x0C	/* MSI 32-bit mask bits, 4 bytes */
913#define	PCI_MSI_32BIT_PENDING	0x10	/* MSI 32-bit pending bits, 4 bytes */
914
915/*
916 * PCI Message Signalled Interrupts (MSI) capability entry offsets for 64-bit
917 */
918#define	PCI_MSI_64BIT_DATA	0x0C	/* MSI 64-bit msg data, 2 bytes */
919#define	PCI_MSI_64BIT_MASKBITS	0x10	/* MSI 64-bit mask bits, 4 bytes */
920#define	PCI_MSI_64BIT_PENDING	0x14	/* MSI 64-bit pending bits, 4 bytes */
921
922/*
923 * PCI Message Signalled Interrupts (MSI) capability masks and shifts
924 */
925#define	PCI_MSI_ENABLE_BIT	0x0001	/* MSI enable mask in MSI ctrl reg */
926#define	PCI_MSI_MMC_MASK	0x000E	/* MMC mask in MSI ctrl reg */
927#define	PCI_MSI_MMC_SHIFT	0x1	/* Shift for MMC bits */
928#define	PCI_MSI_MME_MASK	0x0070	/* MME mask in MSI ctrl reg */
929#define	PCI_MSI_MME_SHIFT	0x4	/* Shift for MME bits */
930#define	PCI_MSI_64BIT_MASK	0x0080	/* 64bit support mask in MSI ctrl reg */
931#define	PCI_MSI_PVM_MASK	0x0100	/* PVM support mask in MSI ctrl reg */
932#define	PCI_MSI_EMD_MASK	0x0200	/* EMD Capable Mask */
933#define	PCI_MSI_EMD_ENABLE	0x0400	/* EMD Enable bit */
934
935/*
936 * PCI Extended Message Signalled Interrupts (MSI-X) capability entry offsets
937 */
938#define	PCI_MSIX_CTRL		0x02	/* MSI-X control register, 2 bytes */
939#define	PCI_MSIX_TBL_OFFSET	0x04	/* MSI-X table offset, 4 bytes */
940#define	PCI_MSIX_TBL_BIR_MASK	0x0007	/* MSI-X table BIR mask */
941#define	PCI_MSIX_PBA_OFFSET	0x08	/* MSI-X pending bit array, 4 bytes */
942#define	PCI_MSIX_PBA_BIR_MASK	0x0007	/* MSI-X PBA BIR mask */
943
944#define	PCI_MSIX_TBL_SIZE_MASK	0x07FF	/* table size mask in MSI-X ctrl reg */
945#define	PCI_MSIX_FUNCTION_MASK	0x4000	/* function mask in MSI-X ctrl reg */
946#define	PCI_MSIX_ENABLE_BIT	0x8000	/* MSI-X enable mask in MSI-X ctl reg */
947
948#define	PCI_MSIX_LOWER_ADDR_OFFSET	0	/* MSI-X lower addr offset */
949#define	PCI_MSIX_UPPER_ADDR_OFFSET	4	/* MSI-X upper addr offset */
950#define	PCI_MSIX_DATA_OFFSET		8	/* MSI-X data offset */
951#define	PCI_MSIX_VECTOR_CTRL_OFFSET	12	/* MSI-X vector ctrl offset */
952#define	PCI_MSIX_VECTOR_SIZE		16	/* MSI-X size of each vector */
953
954/*
955 * PCI Message Signalled Interrupts: other interesting constants
956 */
957#define	PCI_MSI_MAX_INTRS	32	/* maximum MSI interrupts supported */
958#define	PCI_MSIX_MAX_INTRS	2048	/* maximum MSI-X interrupts supported */
959
960/*
961 * PCI Slot Id Capabilities, 2 bytes
962 */
963/* Byte 1: Expansion Slot Register (ESR), Byte 2: Chassis Number Register */
964#define	PCI_CAPSLOT_ESR_NSLOTS_MASK	0x1F	/* Number of slots mask */
965#define	PCI_CAPSLOT_ESR_FIC		0x20	/* First In Chassis bit */
966#define	PCI_CAPSLOT_ESR_FIC_MASK	0x01	/* First In Chassis mask */
967#define	PCI_CAPSLOT_ESR_FIC_SHIFT	5	/* First In Chassis shift */
968#define	PCI_CAPSLOT_FIC(esr_reg)	((esr_reg) & PCI_CAPSLOT_ESR_FIC)
969#define	PCI_CAPSLOT_NSLOTS(esr_reg)	((esr_reg) & \
970						PCI_CAPSLOT_ESR_NSLOTS_MASK)
971
972/*
973 * HyperTransport Capabilities; each HT cap uses the same PCI cap id of
974 * PCI_CAP_ID_HT.  The header's upper 16-bits (command reg) contains an HT
975 * cap type reg at bits [15:11].  For Slave/Pri Interface and Host/Sec
976 * Interface types, only bits [15:13] are used.
977 */
978#define	PCI_HTCAP_TYPE_MASK		0xF800
979#define	PCI_HTCAP_TYPE_SLHOST_MASK	0xE000	/* SLPRI and HOSTSEC types */
980#define	PCI_HTCAP_TYPE_SHIFT		11
981
982#define	PCI_HTCAP_SLPRI_ID		0x00
983#define	PCI_HTCAP_HOSTSEC_ID		0x04
984#define	PCI_HTCAP_SWITCH_ID		0x08
985#define	PCI_HTCAP_INTCONF_ID		0x10
986#define	PCI_HTCAP_REVID_ID		0x11
987#define	PCI_HTCAP_UNITID_CLUMP_ID	0x12
988#define	PCI_HTCAP_ECFG_ID		0x13
989#define	PCI_HTCAP_ADDRMAP_ID		0x14
990#define	PCI_HTCAP_MSIMAP_ID		0x15
991#define	PCI_HTCAP_DIRROUTE_ID		0x16
992#define	PCI_HTCAP_VCSET_ID		0x17
993#define	PCI_HTCAP_RETRYMODE_ID		0x18
994#define	PCI_HTCAP_X86ENC_ID		0x19
995#define	PCI_HTCAP_GEN3_ID		0x1A
996#define	PCI_HTCAP_FUNCEXT_ID		0x1B
997#define	PCI_HTCAP_PM_ID			0x1C
998
999#define	PCI_HTCAP_SLPRI_TYPE		/* 0x0000 */	\
1000	(PCI_HTCAP_SLPRI_ID	<< PCI_HTCAP_TYPE_SHIFT)
1001
1002#define	PCI_HTCAP_HOSTSEC_TYPE		/* 0x2000 */	\
1003	(PCI_HTCAP_HOSTSEC_ID	<< PCI_HTCAP_TYPE_SHIFT)
1004
1005#define	PCI_HTCAP_SWITCH_TYPE		/* 0x4000 */	\
1006	(PCI_HTCAP_SWITCH_ID	<< PCI_HTCAP_TYPE_SHIFT)
1007
1008#define	PCI_HTCAP_INTCONF_TYPE		/* 0x8000 */	\
1009	(PCI_HTCAP_INTCONF_ID	<< PCI_HTCAP_TYPE_SHIFT)
1010
1011#define	PCI_HTCAP_REVID_TYPE		/* 0x8800 */	\
1012	(PCI_HTCAP_REVID_ID	<< PCI_HTCAP_TYPE_SHIFT)
1013
1014#define	PCI_HTCAP_UNITID_CLUMP_TYPE	/* 0x9000 */	\
1015	(PCI_HTCAP_UNITID_CLUMP_ID	<< PCI_HTCAP_TYPE_SHIFT)
1016
1017#define	PCI_HTCAP_ECFG_TYPE		/* 0x9800 */	\
1018	(PCI_HTCAP_ECFG_ID	<< PCI_HTCAP_TYPE_SHIFT)
1019
1020#define	PCI_HTCAP_ADDRMAP_TYPE		/* 0xA000 */	\
1021	(PCI_HTCAP_ADDRMAP_ID	<< PCI_HTCAP_TYPE_SHIFT)
1022
1023#define	PCI_HTCAP_MSIMAP_TYPE		/* 0xA800 */	\
1024	(PCI_HTCAP_MSIMAP_ID	<< PCI_HTCAP_TYPE_SHIFT)
1025
1026#define	PCI_HTCAP_DIRROUTE_TYPE		/* 0xB000 */	\
1027	(PCI_HTCAP_DIRROUTE_ID	<< PCI_HTCAP_TYPE_SHIFT)
1028
1029#define	PCI_HTCAP_VCSET_TYPE		/* 0xB800 */	\
1030	(PCI_HTCAP_VCSET_ID	<< PCI_HTCAP_TYPE_SHIFT)
1031
1032#define	PCI_HTCAP_RETRYMODE_TYPE	/* 0xC000 */	\
1033	(PCI_HTCAP_RETRYMODE_ID	<< PCI_HTCAP_TYPE_SHIFT)
1034
1035#define	PCI_HTCAP_X86ENC_TYPE		/* 0xC800 */	\
1036	(PCI_HTCAP_X86ENC_ID	<< PCI_HTCAP_TYPE_SHIFT)
1037
1038#define	PCI_HTCAP_GEN3_TYPE		/* 0xD000 */	\
1039	(PCI_HTCAP_GEN3_ID	<< PCI_HTCAP_TYPE_SHIFT)
1040
1041#define	PCI_HTCAP_FUNCEXT_TYPE		/* 0xD800 */	\
1042	(PCI_HTCAP_FUNCEXT_ID	<< PCI_HTCAP_TYPE_SHIFT)
1043
1044#define	PCI_HTCAP_PM_TYPE		/* 0xE000 */	\
1045	(PCI_HTCAP_PM_ID	<< PCI_HTCAP_TYPE_SHIFT)
1046
1047#define	PCI_HTCAP_MSIMAP_ENABLE			0x0001
1048#define	PCI_HTCAP_MSIMAP_ENABLE_MASK		0x0001
1049
1050#define	PCI_HTCAP_ADDRMAP_MAPTYPE_MASK		0x600
1051#define	PCI_HTCAP_ADDRMAP_MAPTYPE_SHIFT		9
1052#define	PCI_HTCAP_ADDRMAP_NUMMAP_MASK		0xF
1053#define	PCI_HTCAP_ADDRMAP_40BIT_ID		0x0
1054#define	PCI_HTCAP_ADDRMAP_64BIT_ID		0x1
1055
1056#define	PCI_HTCAP_FUNCEXT_LEN_MASK		0xFF
1057
1058
1059/*
1060 * other interesting PCI constants
1061 */
1062#define	PCI_BASE_NUM	6	/* num of base regs in configuration header */
1063#define	PCI_BAR_SZ_32	4	/* size of 32 bit base addr reg in bytes */
1064#define	PCI_BAR_SZ_64	8	/* size of 64 bit base addr reg in bytes */
1065#define	PCI_BASE_SIZE	4	/* size of base reg in bytes */
1066#define	PCI_CONF_HDR_SIZE	256	/* configuration header size */
1067#define	PCI_MAX_BUS_NUM		256		/* Maximum PCI buses allowed */
1068#define	PCI_MAX_DEVICES		32		/* Max PCI devices allowed */
1069#define	PCI_MAX_FUNCTIONS	8		/* Max PCI functions allowed */
1070#define	PCI_MAX_CHILDREN	PCI_MAX_DEVICES * PCI_MAX_FUNCTIONS
1071#define	PCI_CLK_33MHZ	(33 * 1000 * 1000)	/* 33MHz clock speed */
1072#define	PCI_CLK_66MHZ	(66 * 1000 * 1000)	/* 66MHz clock speed */
1073#define	PCI_CLK_133MHZ	(133 * 1000 * 1000)	/* 133MHz clock speed */
1074
1075/*
1076 * pci bus range definition
1077 */
1078typedef struct pci_bus_range {
1079	uint32_t lo;
1080	uint32_t hi;
1081} pci_bus_range_t;
1082
1083/*
1084 * The following typedef is used to represent an entry in the "ranges"
1085 * property of a pci hostbridge device node.
1086 */
1087typedef struct pci_ranges {
1088	uint32_t child_high;
1089	uint32_t child_mid;
1090	uint32_t child_low;
1091	uint32_t parent_high;
1092	uint32_t parent_low;
1093	uint32_t size_high;
1094	uint32_t size_low;
1095} pci_ranges_t;
1096
1097/*
1098 * The following typedef is used to represent an entry in the "ranges"
1099 * property of a pci-pci bridge device node.
1100 */
1101typedef struct {
1102	uint32_t child_high;
1103	uint32_t child_mid;
1104	uint32_t child_low;
1105	uint32_t parent_high;
1106	uint32_t parent_mid;
1107	uint32_t parent_low;
1108	uint32_t size_high;
1109	uint32_t size_low;
1110} ppb_ranges_t;
1111
1112/*
1113 * This structure represents one entry of the 1275 "reg" property and
1114 * "assigned-addresses" property for a PCI node.  For the "reg" property, it
1115 * may be one of an arbitrary length array for devices with multiple address
1116 * windows.  For the "assigned-addresses" property, it denotes an assigned
1117 * physical address on the PCI bus.  It may be one entry of the six entries
1118 * for devices with multiple base registers.
1119 *
1120 * The physical address format is:
1121 *
1122 *             Bit#:  33222222 22221111 11111100 00000000
1123 *                    10987654 32109876 54321098 76543210
1124 *
1125 * pci_phys_hi cell:  npt000ss bbbbbbbb dddddfff rrrrrrrr
1126 * pci_phys_mid cell: hhhhhhhh hhhhhhhh hhhhhhhh hhhhhhhh
1127 * pci_phys_low cell: llllllll llllllll llllllll llllllll
1128 *
1129 * n          is 0 if the address is relocatable, 1 otherwise
1130 * p          is 1 if the addressable region is "prefetchable", 0 otherwise
1131 * t          is 1 if the address is aliased (for non-relocatable I/O), below
1132 *	      1MB (for mem), or below 64 KB (for relocatable I/O).
1133 * ss         is the type code, denoting which address space
1134 * bbbbbbbb   is the 8-bit bus number
1135 * ddddd      is the 5-bit device number
1136 * fff        is the 3-bit function number
1137 * rrrrrrrr   is the 8-bit register number
1138 *	      should be zero for non-relocatable, when ss is 01, or 10
1139 * hh...hhh   is the 32-bit unsigned number
1140 * ll...lll   is the 32-bit unsigned number
1141 *
1142 * The physical size format is:
1143 *
1144 * pci_size_hi cell:  hhhhhhhh hhhhhhhh hhhhhhhh hhhhhhhh
1145 * pci_size_low cell: llllllll llllllll llllllll llllllll
1146 *
1147 * hh...hhh   is the 32-bit unsigned number
1148 * ll...lll   is the 32-bit unsigned number
1149 */
1150struct pci_phys_spec {
1151	uint_t pci_phys_hi;		/* child's address, hi word */
1152	uint_t pci_phys_mid;		/* child's address, middle word */
1153	uint_t pci_phys_low;		/* child's address, low word */
1154	uint_t pci_size_hi;		/* high word of size field */
1155	uint_t pci_size_low;		/* low word of size field */
1156};
1157
1158typedef struct pci_phys_spec pci_regspec_t;
1159
1160/*
1161 * PCI masks for pci_phy_hi of PCI 1275 address cell.
1162 */
1163#define	PCI_REG_REG_M		0xff		/* register mask */
1164#define	PCI_REG_FUNC_M		0x700		/* function mask */
1165#define	PCI_REG_DEV_M		0xf800		/* device mask */
1166#define	PCI_REG_BUS_M		0xff0000	/* bus number mask */
1167#define	PCI_REG_ADDR_M		0x3000000	/* address space mask */
1168#define	PCI_REG_ALIAS_M		0x20000000	/* aliased bit mask */
1169#define	PCI_REG_PF_M		0x40000000	/* prefetch bit mask */
1170#define	PCI_REG_REL_M		0x80000000	/* relocation bit mask */
1171#define	PCI_REG_BDFR_M		0xffffff	/* bus, dev, func, reg mask */
1172#define	PCI_REG_EXTREG_M	0xF0000000	/* extended config bits mask */
1173
1174#define	PCI_REG_FUNC_SHIFT	8		/* Offset of function bits */
1175#define	PCI_REG_DEV_SHIFT	11		/* Offset of device bits */
1176#define	PCI_REG_BUS_SHIFT	16		/* Offset of bus bits */
1177#define	PCI_REG_ADDR_SHIFT	24		/* Offset of address bits */
1178#define	PCI_REG_EXTREG_SHIFT	28		/* Offset of ext. config bits */
1179
1180#define	PCI_REG_REG_G(x)	((x) & PCI_REG_REG_M)
1181#define	PCI_REG_FUNC_G(x)	(((x) & PCI_REG_FUNC_M) >> PCI_REG_FUNC_SHIFT)
1182#define	PCI_REG_DEV_G(x)	(((x) & PCI_REG_DEV_M) >> PCI_REG_DEV_SHIFT)
1183#define	PCI_REG_BUS_G(x)	(((x) & PCI_REG_BUS_M) >> PCI_REG_BUS_SHIFT)
1184#define	PCI_REG_ADDR_G(x)	(((x) & PCI_REG_ADDR_M) >> PCI_REG_ADDR_SHIFT)
1185#define	PCI_REG_BDFR_G(x)	((x) & PCI_REG_BDFR_M)
1186
1187/*
1188 * PCI bit encodings of pci_phys_hi of PCI 1275 address cell.
1189 */
1190#define	PCI_ADDR_MASK		PCI_REG_ADDR_M
1191#define	PCI_ADDR_CONFIG		0x00000000	/* configuration address */
1192#define	PCI_ADDR_IO		0x01000000	/* I/O address */
1193#define	PCI_ADDR_MEM32		0x02000000	/* 32-bit memory address */
1194#define	PCI_ADDR_MEM64		0x03000000	/* 64-bit memory address */
1195#define	PCI_ALIAS_B		PCI_REG_ALIAS_M	/* aliased bit */
1196#define	PCI_PREFETCH_B		PCI_REG_PF_M	/* prefetch bit */
1197#define	PCI_RELOCAT_B		PCI_REG_REL_M	/* non-relocatable bit */
1198#define	PCI_CONF_ADDR_MASK	0x00ffffff	/* mask for config address */
1199
1200#define	PCI_HARDDEC_8514 2	/* number of reg entries for 8514 hard-decode */
1201#define	PCI_HARDDEC_VGA	3	/* number of reg entries for VGA hard-decode */
1202#define	PCI_HARDDEC_IDE	4	/* number of reg entries for IDE hard-decode */
1203#define	PCI_HARDDEC_IDE_PRI 2	/* number of reg entries for IDE primary */
1204#define	PCI_HARDDEC_IDE_SEC 2	/* number of reg entries for IDE secondary */
1205
1206/*
1207 * PCI Expansion ROM Header Format
1208 */
1209#define	PCI_ROM_SIGNATURE		0x0	/* ROM Signature 0xaa55 */
1210#define	PCI_ROM_ARCH_UNIQUE_START	0x2	/* Start of processor unique */
1211#define	PCI_ROM_PCI_DATA_STRUCT_PTR	0x18	/* Ptr to PCI Data Structure */
1212
1213/*
1214 * PCI Data Structure
1215 *
1216 * The PCI Data Structure is located within the first 64KB
1217 * of the ROM image and must be DWORD aligned.
1218 */
1219#define	PCI_PDS_SIGNATURE	0x0	/* Signature, the string 'PCIR' */
1220#define	PCI_PDS_VENDOR_ID	0x4	/* Vendor Identification */
1221#define	PCI_PDS_DEVICE_ID	0x6	/* Device Identification */
1222#define	PCI_PDS_VPD_PTR		0x8	/* Pointer to Vital Product Data */
1223#define	PCI_PDS_PDS_LENGTH	0xa	/* PCI Data Structure Length */
1224#define	PCI_PDS_PDS_REVISION	0xc	/* PCI Data Structure Revision */
1225#define	PCI_PDS_CLASS_CODE	0xd	/* Class Code */
1226#define	PCI_PDS_IMAGE_LENGTH	0x10	/* Image Length in 512 byte units */
1227#define	PCI_PDS_CODE_REVISON	0x12	/* Revision Level of Code/Data */
1228#define	PCI_PDS_CODE_TYPE	0x14	/* Code Type */
1229#define	PCI_PDS_INDICATOR	0x15	/* Indicates if image is last in ROM */
1230
1231#define	PCI_PDS_CODE_TYPE_PCAT		0x0	/* Intel x86/PC-AT Type */
1232#define	PCI_PDS_CODE_TYPE_OPEN_FW	0x1	/* Open Firmware */
1233
1234/*
1235 * we recognize the non transparent bridge child nodes with the
1236 * following property. This is specific to an implementation only.
1237 * This property is specific to AP nodes only.
1238 */
1239#define	PCI_DEV_CONF_MAP_PROP	"pci-parent-indirect"
1240
1241/*
1242 * If a bridge device provides its own config space access services,
1243 * and supports a hotplug/hotswap bus below at any level, then
1244 * the following property must be defined for the node either by
1245 * the driver or the OBP.
1246 */
1247#define	PCI_BUS_CONF_MAP_PROP	"pci-conf-indirect"
1248
1249/*
1250 * PCI returns all 1s for an invalid read.
1251 */
1252#define	PCI_EINVAL8	0xff
1253#define	PCI_EINVAL16	0xffff
1254#define	PCI_EINVAL32	0xffffffff
1255
1256#ifdef	__cplusplus
1257}
1258#endif
1259
1260#endif	/* _SYS_PCI_H */
1261