1 /*	$OpenBSD: ehcireg.h,v 1.12 2004/12/29 01:52:27 dlg Exp $ */
2 /*	$NetBSD: ehcireg.h,v 1.17 2004/06/23 06:45:56 mycroft Exp $	*/
3 
4 /*
5  * Copyright (c) 2001 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Lennart Augustsson (lennart@augustsson.net).
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. All advertising materials mentioning features or use of this software
20  *    must display the following acknowledgement:
21  *        This product includes software developed by the NetBSD
22  *        Foundation, Inc. and its contributors.
23  * 4. Neither the name of The NetBSD Foundation nor the names of its
24  *    contributors may be used to endorse or promote products derived
25  *    from this software without specific prior written permission.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37  * POSSIBILITY OF SUCH DAMAGE.
38  */
39 
40 /*
41  * The EHCI 1.0 spec can be found at
42  * http://developer.intel.com/technology/usb/download/ehci-r10.pdf
43  * and the USB 2.0 spec at
44  * http://www.usb.org/developers/data/usb_20.zip
45  */
46 
47 #ifndef _DEV_PCI_EHCIREG_H_
48 #define _DEV_PCI_EHCIREG_H_
49 
50 /*** PCI config registers ***/
51 
52 #define PCI_CBMEM		0x10	/* configuration base MEM */
53 
54 #define PCI_INTERFACE_EHCI	0x20
55 
56 #define PCI_USBREV		0x60	/* RO USB protocol revision */
57 #define  PCI_USBREV_MASK	0xff
58 #define  PCI_USBREV_PRE_1_0	0x00
59 #define  PCI_USBREV_1_0		0x10
60 #define  PCI_USBREV_1_1		0x11
61 #define  PCI_USBREV_2_0		0x20
62 
63 #define PCI_EHCI_FLADJ		0x61	/*RW Frame len adj, SOF=59488+6*fladj */
64 
65 #define PCI_EHCI_PORTWAKECAP	0x62	/* RW Port wake caps (opt)  */
66 
67 /* EHCI Extended Capabilities */
68 #define EHCI_EC_LEGSUP		0x01
69 
70 #define EHCI_EECP_NEXT(x)	(((x) >> 8) & 0xff)
71 #define EHCI_EECP_ID(x)		((x) & 0xff)
72 
73 #define EHCI_LEGSUP_LEGSUP	0x01
74 #define  EHCI_LEGSUP_OSOWNED	0x01000000 /* OS owned semaphore */
75 #define  EHCI_LEGSUP_BIOSOWNED	0x00010000 /* BIOS owned semaphore */
76 #define PCI_LEGSUP_USBLEGCTLSTS	0x04
77 
78 /*** EHCI capability registers ***/
79 
80 #define EHCI_CAPLENGTH		0x00	/*RO Capability register length field */
81 /* reserved			0x01 */
82 #define EHCI_HCIVERSION		0x02	/* RO Interface version number */
83 
84 #define EHCI_HCSPARAMS		0x04	/* RO Structural parameters */
85 #define  EHCI_HCS_DEBUGPORT(x)	(((x) >> 20) & 0xf)
86 #define  EHCI_HCS_P_INDICATOR(x) ((x) & 0x10000)
87 #define  EHCI_HCS_N_CC(x)	(((x) >> 12) & 0xf) /* # of companion ctlrs */
88 #define  EHCI_HCS_N_PCC(x)	(((x) >> 8) & 0xf) /* # of ports per comp. */
89 #define  EHCI_HCS_PRR(x)	((x) & 0x80) /* port routing rules */
90 #define  EHCI_HCS_PPC(x)	((x) & 0x10) /* port power control */
91 #define  EHCI_HCS_N_PORTS(x)	((x) & 0xf) /* # of ports */
92 
93 #define EHCI_HCCPARAMS		0x08	/* RO Capability parameters */
94 #define  EHCI_HCC_EECP(x)	(((x) >> 8) & 0xff) /* extended ports caps */
95 #define  EHCI_HCC_IST(x)	(((x) >> 4) & 0xf) /* isoc sched threshold */
96 #define  EHCI_HCC_ASPC(x)	((x) & 0x4) /* async sched park cap */
97 #define  EHCI_HCC_PFLF(x)	((x) & 0x2) /* prog frame list flag */
98 #define  EHCI_HCC_64BIT(x)	((x) & 0x1) /* 64 bit address cap */
99 
100 #define EHCI_HCSP_PORTROUTE	0x0c	/*RO Companion port route description */
101 
102 /* EHCI operational registers.  Offset given by EHCI_CAPLENGTH register */
103 #define EHCI_USBCMD		0x00	/* RO, RW, WO Command register */
104 #define  EHCI_CMD_ITC_M		0x00ff0000 /* RW interrupt threshold ctrl */
105 #define   EHCI_CMD_ITC_1	0x00010000
106 #define   EHCI_CMD_ITC_2	0x00020000
107 #define   EHCI_CMD_ITC_4	0x00040000
108 #define   EHCI_CMD_ITC_8	0x00080000
109 #define   EHCI_CMD_ITC_16	0x00100000
110 #define   EHCI_CMD_ITC_32	0x00200000
111 #define   EHCI_CMD_ITC_64	0x00400000
112 #define  EHCI_CMD_ASPME		0x00000800 /* RW/RO async park enable */
113 #define  EHCI_CMD_ASPMC		0x00000300 /* RW/RO async park count */
114 #define  EHCI_CMD_LHCR		0x00000080 /* RW light host ctrl reset */
115 #define  EHCI_CMD_IAAD		0x00000040 /* RW intr on async adv door bell */
116 #define  EHCI_CMD_ASE		0x00000020 /* RW async sched enable */
117 #define  EHCI_CMD_PSE		0x00000010 /* RW periodic sched enable */
118 #define  EHCI_CMD_FLS_M		0x0000000c /* RW/RO frame list size */
119 #define  EHCI_CMD_FLS(x)	(((x) >> 2) & 3) /* RW/RO frame list size */
120 #define  EHCI_CMD_HCRESET	0x00000002 /* RW reset */
121 #define  EHCI_CMD_RS		0x00000001 /* RW run/stop */
122 
123 #define EHCI_USBSTS		0x04	/* RO, RW, RWC Status register */
124 #define  EHCI_STS_ASS		0x00008000 /* RO async sched status */
125 #define  EHCI_STS_PSS		0x00004000 /* RO periodic sched status */
126 #define  EHCI_STS_REC		0x00002000 /* RO reclamation */
127 #define  EHCI_STS_HCH		0x00001000 /* RO host controller halted */
128 #define  EHCI_STS_IAA		0x00000020 /* RWC interrupt on async adv */
129 #define  EHCI_STS_HSE		0x00000010 /* RWC host system error */
130 #define  EHCI_STS_FLR		0x00000008 /* RWC frame list rollover */
131 #define  EHCI_STS_PCD		0x00000004 /* RWC port change detect */
132 #define  EHCI_STS_ERRINT	0x00000002 /* RWC error interrupt */
133 #define  EHCI_STS_INT		0x00000001 /* RWC interrupt */
134 #define  EHCI_STS_INTRS(x)	((x) & 0x3f)
135 
136 #define EHCI_NORMAL_INTRS (EHCI_STS_IAA | EHCI_STS_HSE | EHCI_STS_PCD | EHCI_STS_ERRINT | EHCI_STS_INT)
137 
138 #define EHCI_USBINTR		0x08	/* RW Interrupt register */
139 #define EHCI_INTR_IAAE		0x00000020 /* interrupt on async advance ena */
140 #define EHCI_INTR_HSEE		0x00000010 /* host system error ena */
141 #define EHCI_INTR_FLRE		0x00000008 /* frame list rollover ena */
142 #define EHCI_INTR_PCIE		0x00000004 /* port change ena */
143 #define EHCI_INTR_UEIE		0x00000002 /* USB error intr ena */
144 #define EHCI_INTR_UIE		0x00000001 /* USB intr ena */
145 
146 #define EHCI_FRINDEX		0x0c	/* RW Frame Index register */
147 
148 #define EHCI_CTRLDSSEGMENT	0x10	/* RW Control Data Structure Segment */
149 
150 #define EHCI_PERIODICLISTBASE	0x14	/* RW Periodic List Base */
151 #define EHCI_ASYNCLISTADDR	0x18	/* RW Async List Base */
152 
153 #define EHCI_CONFIGFLAG		0x40	/* RW Configure Flag register */
154 #define  EHCI_CONF_CF		0x00000001 /* RW configure flag */
155 
156 #define EHCI_PORTSC(n)		(0x40+4*(n)) /* RO, RW, RWC Port Status reg */
157 #define  EHCI_PS_WKOC_E		0x00400000 /* RW wake on over current ena */
158 #define  EHCI_PS_WKDSCNNT_E	0x00200000 /* RW wake on disconnect ena */
159 #define  EHCI_PS_WKCNNT_E	0x00100000 /* RW wake on connect ena */
160 #define  EHCI_PS_PTC		0x000f0000 /* RW port test control */
161 #define  EHCI_PS_PIC		0x0000c000 /* RW port indicator control */
162 #define  EHCI_PS_PO		0x00002000 /* RW port owner */
163 #define  EHCI_PS_PP		0x00001000 /* RW,RO port power */
164 #define  EHCI_PS_LS		0x00000c00 /* RO line status */
165 #define  EHCI_PS_IS_LOWSPEED(x)	(((x) & EHCI_PS_LS) == 0x00000400)
166 #define  EHCI_PS_PR		0x00000100 /* RW port reset */
167 #define  EHCI_PS_SUSP		0x00000080 /* RW suspend */
168 #define  EHCI_PS_FPR		0x00000040 /* RW force port resume */
169 #define  EHCI_PS_OCC		0x00000020 /* RWC over current change */
170 #define  EHCI_PS_OCA		0x00000010 /* RO over current active */
171 #define  EHCI_PS_PEC		0x00000008 /* RWC port enable change */
172 #define  EHCI_PS_PE		0x00000004 /* RW port enable */
173 #define  EHCI_PS_CSC		0x00000002 /* RWC connect status change */
174 #define  EHCI_PS_CS		0x00000001 /* RO connect status */
175 #define  EHCI_PS_CLEAR		(EHCI_PS_OCC|EHCI_PS_PEC|EHCI_PS_CSC)
176 
177 #define EHCI_PORT_RESET_COMPLETE 2 /* ms */
178 
179 #define EHCI_FLALIGN_ALIGN	0x1000
180 
181 /* No data structure may cross a page boundary. */
182 #define EHCI_PAGE_SIZE		0x1000
183 #define EHCI_PAGE(x)		((x) &~ 0xfff)
184 #define EHCI_PAGE_OFFSET(x)	((x) & 0xfff)
185 
186 typedef u_int32_t ehci_link_t;
187 #define EHCI_LINK_TERMINATE	0x00000001
188 #define EHCI_LINK_TYPE(x)	((x) & 0x00000006)
189 #define  EHCI_LINK_ITD		0x0
190 #define  EHCI_LINK_QH		0x2
191 #define  EHCI_LINK_SITD		0x4
192 #define  EHCI_LINK_FSTN		0x6
193 #define EHCI_LINK_ADDR(x)	((x) &~ 0x1f)
194 
195 typedef u_int32_t ehci_physaddr_t;
196 #define	EHCI_BUFPTR_MASK	0xfffff000
197 
198 /* Isochronous Transfer Descriptor */
199 #define EHCI_ITD_NTRANS		8
200 #define EHCI_ITD_NBUFFERS	7
201 typedef struct {
202 	ehci_link_t	itd_next;
203 	u_int32_t	itd_trans[EHCI_ITD_NTRANS];
204 #define EHCI_ITD_GET_OFFSET(x)	(((x) >>  0) & 0xfff) /* offset from buf ptr */
205 #define EHCI_ITD_SET_OFFSET(x)	(x)
206 #define EHCI_ITD_GET_PG(x)	(((x) >> 12) & 0x7) /* buffer page */
207 #define EHCI_ITD_SET_PG(x)	((x) << 12)
208 #define EHCI_ITD_GET_IOC(x)	(((x) >> 15) &  0x1) /* interrupt on complete */
209 #define EHCI_ITD_IOC		0x00008000
210 #define EHCI_ITD_GET_XLEN(x)	(((x) >> 16) & 0xfff) /* transaction length */
211 #define EHCI_ITD_SET_XLEN(x)	((x) << 12)
212 #define EHCI_ITD_GET_STATUS(x)	(((x) >> 28) & 0xf) /* duh */
213 #define EHCI_ITD_SET_STATUS(x)	((x) << 28)
214 #define  EHCI_ITD_ACTIVE	0x8
215 #define  EHCI_ITD_BUFERR	0x4
216 #define  EHCI_ITD_BABBLE	0x2
217 #define  EHCI_ITD_XACTERR	0x1
218 	ehci_physaddr_t	itd_buffer[EHCI_ITD_NBUFFERS];
219 /* page (buffer) 0 */
220 #define EHCI_ITD_GET_ADDR(x)	(((x) >>  0) & 0x7f) /* endpoint addr */
221 #define EHCI_ITD_SET_ADDR(x)	(x)
222 #define EHCI_ITD_GET_ENDPT(x)	(((x) >>  8) & 0xf) /* endpoint no */
223 #define EHCI_ITD_SET_ENDPT(x)	((x) <<  8)
224 /* page (buffer) 2 */
225 #define EHCI_ITD_GET_MPS(x)	(((x) >>  0) & 0x7ff) /* max packet size */
226 #define EHCI_ITD_SET_MPS(x)	(x)
227 #define EHCI_ITD_DIRECTION	0x00000800
228 /* page (buffer) 3 */
229 #define EHCI_ITD_GET_MULTI(x)	(((x) >>  0) & 0x3) /* trans per microframe */
230 #define EHCI_ITD_SET_MULTI(x)	(x)
231 	ehci_physaddr_t	itd_buffer_hi[EHCI_ITD_NBUFFERS]; /* 64bit */
232 } ehci_itd_t;
233 #define EHCI_ITD_ALIGN		32
234 
235 /* Split Transaction Isochronous Transfer Descriptor */
236 #define EHCI_SITD_NBUFFERS	2
237 typedef struct {
238 	ehci_link_t	sitd_next;
239 	u_int32_t	sitd_endp;
240 #define EHCI_SITD_GET_ADDR(x)	(((x) >>  0) & 0x7f) /* endpoint addr */
241 #define EHCI_SITD_SET_ADDR(x)	(x)
242 #define EHCI_SITD_GET_ENDPT(x)	(((x) >>  8) & 0xf) /* endpoint no */
243 #define EHCI_SITD_SET_ENDPT(x)	((x) <<  8)
244 #define EHCI_SITD_GET_HUBA(x)	(((x) >> 16) & 0x7f) /* hub address */
245 #define EHCI_SITD_SET_HUBA(x)	((x) << 16)
246 #define EHCI_SITD_GET_PORT(x)	(((x) >> 23) & 0x7f) /* hub port */
247 #define EHCI_SITD_SET_PORT(x)	((x) << 23)
248 	u_int32_t	sitd_sched;
249 #define EHCI_QH_GET_SMASK(x)	(((x) >>  0) & 0xff) /* intr sched mask */
250 #define EHCI_QH_SET_SMASK(x)	((x) <<  0)
251 #define EHCI_QH_GET_CMASK(x)	(((x) >>  8) & 0xff) /* split completion mask */
252 #define EHCI_QH_SET_CMASK(x)	((x) <<  8)
253 	u_int32_t	sitd_trans;
254 #define EHCI_SITD_GET_STATUS(x)	(((x) >>  0) & 0xff) /* status */
255 #define  EHCI_SITD_ACTIVE	0x80
256 #define  EHCI_SITD_ERR		0x40
257 #define  EHCI_SITD_BUFERR	0x20
258 #define  EHCI_SITD_BABBLE	0x10
259 #define  EHCI_SITD_XACTERR	0x08
260 #define  EHCI_SITD_MISSEDMICRO	0x04
261 #define  EHCI_SITD_SPLITXSTATE	0x02
262 #define EHCI_SITD_GET_CPROG(x)	(((x) >>  8) & 0xff) /* c-mask progress */
263 #define EHCI_SITD_SET_CPROG(x)	(((x) >>  8) & 0xff)
264 #define EHCI_SITD_GET_BYTES(x)	(((x) >> 16) &  0x7ff) /* bytes to transfer */
265 #define EHCI_SITD_SET_BYTES(x)	((x) << 16)
266 #define EHCI_SITD_GET_PG(x)	(((x) >> 30) & 0x1) /* buffer page */
267 #define EHCI_SITD_SET_PG(x)	((x) << 30)
268 #define EHCI_SITD_IOC		0x80000000 /* interrupt on complete */
269 	ehci_physaddr_t	sitd_buffer[EHCI_SITD_NBUFFERS];
270 /* page (buffer) 0 */
271 #define EHCI_SITD_GET_OFFSET(x)	(((x) >>  0) & 0xfff) /* current offset */
272 /* page (buffer) 1 */
273 #define EHCI_SITD_GET_TCOUNT(x)	(((x) >>  0) & 0x3) /* transaction count */
274 #define EHCI_SITD_GET_TP(x)	(((x) >>  3) & 0x3) /* transaction position */
275 #define EHCI_SITD_SET_TP(x)	((x) <<  3)
276 #define  EHCI_SITD_TP_ALL	0x0
277 #define  EHCI_SITD_TP_BEGIN	0x1
278 #define  EHCI_SITD_TP_MIDDLE	0x2
279 #define  EHCI_SITD_TP_END	0x3
280 	ehci_link_t	sitd_back;
281 	ehci_physaddr_t sitd_buffer_hi[EHCI_SITD_NBUFFERS]; /* 64bit */
282 } ehci_sitd_t;
283 #define EHCI_SITD_ALIGN		32
284 
285 /* Queue Element Transfer Descriptor */
286 #define EHCI_QTD_NBUFFERS	5
287 typedef struct {
288 	ehci_link_t	qtd_next;
289 	ehci_link_t	qtd_altnext;
290 	u_int32_t	qtd_status;
291 #define EHCI_QTD_GET_STATUS(x)	(((x) >>  0) & 0xff)
292 #define EHCI_QTD_SET_STATUS(x)	((x) << 0)
293 #define  EHCI_QTD_ACTIVE	0x80
294 #define  EHCI_QTD_HALTED	0x40
295 #define  EHCI_QTD_BUFERR	0x20
296 #define  EHCI_QTD_BABBLE	0x10
297 #define  EHCI_QTD_XACTERR	0x08
298 #define  EHCI_QTD_MISSEDMICRO	0x04
299 #define  EHCI_QTD_SPLITXSTATE	0x02
300 #define  EHCI_QTD_PINGSTATE	0x01
301 #define  EHCI_QTD_STATERRS	0x7c
302 #define EHCI_QTD_GET_PID(x)	(((x) >>  8) & 0x3)
303 #define EHCI_QTD_SET_PID(x)	((x) <<  8)
304 #define  EHCI_QTD_PID_OUT	0x0
305 #define  EHCI_QTD_PID_IN	0x1
306 #define  EHCI_QTD_PID_SETUP	0x2
307 #define EHCI_QTD_GET_CERR(x)	(((x) >> 10) &  0x3)
308 #define EHCI_QTD_SET_CERR(x)	((x) << 10)
309 #define EHCI_QTD_GET_C_PAGE(x)	(((x) >> 12) &  0x7)
310 #define EHCI_QTD_SET_C_PAGE(x)	((x) << 12)
311 #define EHCI_QTD_GET_IOC(x)	(((x) >> 15) &  0x1)
312 #define EHCI_QTD_IOC		0x00008000
313 #define EHCI_QTD_GET_BYTES(x)	(((x) >> 16) &  0x7fff)
314 #define EHCI_QTD_SET_BYTES(x)	((x) << 16)
315 #define EHCI_QTD_GET_TOGGLE(x)	(((x) >> 31) &  0x1)
316 #define EHCI_QTD_SET_TOGGLE(x)	((x) << 31)
317 #define EHCI_QTD_TOGGLE_MASK	0x80000000
318 	ehci_physaddr_t	qtd_buffer[EHCI_QTD_NBUFFERS];
319 	ehci_physaddr_t qtd_buffer_hi[EHCI_QTD_NBUFFERS];
320 } ehci_qtd_t;
321 #define EHCI_QTD_ALIGN		32
322 
323 /* Queue Head */
324 typedef struct {
325 	ehci_link_t	qh_link;
326 	u_int32_t	qh_endp;
327 #define EHCI_QH_GET_ADDR(x)	(((x) >>  0) & 0x7f) /* endpoint addr */
328 #define EHCI_QH_SET_ADDR(x)	(x)
329 #define EHCI_QH_ADDRMASK	0x0000007f
330 #define EHCI_QH_GET_INACT(x)	(((x) >>  7) & 0x01) /* inactivate on next */
331 #define EHCI_QH_INACT		0x00000080
332 #define EHCI_QH_GET_ENDPT(x)	(((x) >>  8) & 0x0f) /* endpoint no */
333 #define EHCI_QH_SET_ENDPT(x)	((x) <<  8)
334 #define EHCI_QH_GET_EPS(x)	(((x) >> 12) & 0x03) /* endpoint speed */
335 #define EHCI_QH_SET_EPS(x)	((x) << 12)
336 #define  EHCI_QH_SPEED_FULL	0x0
337 #define  EHCI_QH_SPEED_LOW	0x1
338 #define  EHCI_QH_SPEED_HIGH	0x2
339 #define EHCI_QH_GET_DTC(x)	(((x) >> 14) & 0x01) /* data toggle control */
340 #define EHCI_QH_DTC		0x00004000
341 #define EHCI_QH_GET_HRECL(x)	(((x) >> 15) & 0x01) /* head of reclamation */
342 #define EHCI_QH_HRECL		0x00008000
343 #define EHCI_QH_GET_MPL(x)	(((x) >> 16) & 0x7ff) /* max packet len */
344 #define EHCI_QH_SET_MPL(x)	((x) << 16)
345 #define EHCI_QH_MPLMASK		0x07ff0000
346 #define EHCI_QH_GET_CTL(x)	(((x) >> 27) & 0x01) /* control endpoint */
347 #define EHCI_QH_CTL		0x08000000
348 #define EHCI_QH_GET_NRL(x)	(((x) >> 28) & 0x0f) /* NAK reload */
349 #define EHCI_QH_SET_NRL(x)	((x) << 28)
350 	u_int32_t	qh_endphub;
351 #define EHCI_QH_GET_SMASK(x)	(((x) >>  0) & 0xff) /* intr sched mask */
352 #define EHCI_QH_SET_SMASK(x)	((x) <<  0)
353 #define EHCI_QH_GET_CMASK(x)	(((x) >>  8) & 0xff) /* split completion mask */
354 #define EHCI_QH_SET_CMASK(x)	((x) <<  8)
355 #define EHCI_QH_GET_HUBA(x)	(((x) >> 16) & 0x7f) /* hub address */
356 #define EHCI_QH_SET_HUBA(x)	((x) << 16)
357 #define EHCI_QH_GET_PORT(x)	(((x) >> 23) & 0x7f) /* hub port */
358 #define EHCI_QH_SET_PORT(x)	((x) << 23)
359 #define EHCI_QH_GET_MULT(x)	(((x) >> 30) & 0x03) /* pipe multiplier */
360 #define EHCI_QH_SET_MULT(x)	((x) << 30)
361 	ehci_link_t	qh_curqtd;
362 	ehci_qtd_t	qh_qtd;
363 } ehci_qh_t;
364 #define EHCI_QH_ALIGN		32
365 
366 /* Periodic Frame Span Traversal Node */
367 typedef struct {
368 	ehci_link_t	fstn_link;
369 	ehci_link_t	fstn_back;
370 } ehci_fstn_t;
371 #define EHCI_FSTN_ALIGN		32
372 
373 #endif /* _DEV_PCI_EHCIREG_H_ */
374