xref: /haiku/headers/private/firewire/firewirereg.h (revision bc3955fea5b07e2e94a27fc05e4bb58fe6f0319b)
1 /*-
2  * Copyright (c) 2003 Hidetoshi Shimokawa
3  * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. All advertising materials mentioning features or use of this software
15  *    must display the acknowledgement as bellow:
16  *
17  *    This product includes software developed by K. Kobayashi and H. Shimokawa
18  *
19  * 4. The name of the author may not be used to endorse or promote products
20  *    derived from this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
24  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
25  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
26  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
27  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
28  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
30  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
31  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32  * POSSIBILITY OF SUCH DAMAGE.
33  *
34  * $FreeBSD: src/sys/dev/firewire/firewirereg.h,v 1.50 2007/07/20 03:42:57 simokawa Exp $
35  *
36  */
37 #ifndef _FIREWIREREG_H
38 #define _FIREWIREREG_H
39 #ifdef __HAIKU__
40 #include <OS.h>
41 #else
42 #ifdef __DragonFly__
43 typedef	d_thread_t fw_proc;
44 #include <sys/select.h>
45 #elif __FreeBSD_version >= 500000
46 typedef	struct thread fw_proc;
47 #include <sys/selinfo.h>
48 #else
49 typedef	struct proc fw_proc;
50 #include <sys/select.h>
51 #endif
52 #endif/*__HAIKU__*/
53 
54 #include <sys/uio.h>
55 
56 #ifndef __HAIKU__
57 #include <sys/mutex.h>
58 #include <sys/taskqueue.h>
59 #define	splfw splimp
60 #else
61 #include <lock.h>
62 #include <dpc.h>
63 #include "fwglue.h"
64 #include "timer.h"
65 #endif
66 
67 #define MAX_REQCOUNT	0xffff
68 
69 STAILQ_HEAD(fw_xferlist, fw_xfer);
70 
71 struct fw_device{
72 	uint16_t dst;
73 	struct fw_eui64 eui;
74 	uint8_t speed;
75 	uint8_t maxrec;
76 	uint8_t nport;
77 	uint8_t power;
78 #define CSRROMOFF 0x400
79 #define CSRROMSIZE 0x400
80 	int rommax;	/* offset from 0xffff f000 0000 */
81 	uint32_t csrrom[CSRROMSIZE/4];
82 	int rcnt;
83 	struct firewire_comm *fc;
84 	uint32_t status;
85 #define FWDEVINIT	1
86 #define FWDEVATTACHED	2
87 #define FWDEVINVAL	3
88 	STAILQ_ENTRY(fw_device) link;
89 };
90 
91 struct firewire_softc {
92 #if defined(__FreeBSD__) && __FreeBSD_version >= 500000
93 	struct cdev *dev;
94 #endif
95 	struct firewire_comm *fc;
96 };
97 
98 #define FW_MAX_DMACH 0x20
99 #define FW_MAX_DEVCH FW_MAX_DMACH
100 #define FW_XFERTIMEOUT 1
101 
102 struct firewire_dev_comm {
103 #ifndef __HAIKU__
104 	device_t dev;
105 #endif
106 	struct firewire_comm *fc;
107 	void (*post_busreset) (void *);
108 	void (*post_explore) (void *);
109 };
110 
111 struct tcode_info {
112 	u_char hdr_len;	/* IEEE1394 header length */
113 	u_char flag;
114 #define FWTI_REQ	(1 << 0)
115 #define FWTI_RES	(1 << 1)
116 #define FWTI_TLABEL	(1 << 2)
117 #define FWTI_BLOCK_STR	(1 << 3)
118 #define FWTI_BLOCK_ASY	(1 << 4)
119 	u_char valid_res;
120 };
121 
122 #ifdef __HAIKU__
123 struct crom_src_buf {
124 	struct crom_src	src;
125 	struct crom_chunk root;
126 	struct crom_chunk vendor;
127 	struct crom_chunk hw;
128 };//move from firewire.c to here
129 
130 struct firewire_notify_hooks {
131 	status_t		(*device_attach)(struct firewire_softc *sc, void **cookie);
132 	status_t		(*device_detach)(struct firewire_softc *sc, void *cookie);
133 };
134 
135 struct firewire_child_info {
136 	const char *child_name;
137 	void *cookie;
138 	struct firewire_notify_hooks notify_hooks;
139 	struct firewire_child_info *link;
140 };
141 #endif
142 
143 struct firewire_comm{
144 #ifndef __HAIKU__
145 	device_t dev;
146 	device_t bdev;
147 #endif
148 	uint16_t busid:10,
149 		  nodeid:6;
150 	u_int mode;
151 	u_int nport;
152 	u_int speed;
153 	u_int maxrec;
154 	u_int irm;
155 	u_int max_node;
156 	u_int max_hop;
157 #define FWPHYASYST (1 << 0)
158 	uint32_t status;
159 #define	FWBUSDETACH	(-2)
160 #define	FWBUSNOTREADY	(-1)
161 #define	FWBUSRESET	0
162 #define	FWBUSINIT	1
163 #define	FWBUSCYMELECT	2
164 #define	FWBUSMGRELECT	3
165 #define	FWBUSMGRDONE	4
166 #define	FWBUSEXPLORE	5
167 #define	FWBUSPHYCONF	6
168 #define	FWBUSEXPDONE	7
169 #define	FWBUSCOMPLETION	10
170 	int nisodma;
171 	struct fw_eui64 eui;
172 	struct fw_xferq
173 		*arq, *atq, *ars, *ats, *it[FW_MAX_DMACH],*ir[FW_MAX_DMACH];
174 	struct fw_xferlist tlabels[0x40];
175 	u_char last_tlabel[0x40];
176 #ifndef __HAIKU__
177 	struct mtx tlabel_lock;
178 #else
179 	mutex tlabel_lock;
180 #endif
181 	STAILQ_HEAD(, fw_bind) binds;
182 	STAILQ_HEAD(, fw_device) devices;
183 	u_int  sid_cnt;
184 #define CSRSIZE 0x4000
185 	uint32_t csr_arc[CSRSIZE/4];
186 #define CROMSIZE 0x400
187 	uint32_t *config_rom;
188 	struct crom_src_buf *crom_src_buf;
189 	struct crom_src *crom_src;
190 	struct crom_chunk *crom_root;
191 	struct fw_topology_map *topology_map;
192 	struct fw_speed_map *speed_map;
193 #ifndef __HAIKU__
194 	struct callout busprobe_callout;
195 	struct callout bmr_callout;
196 	struct callout timeout_callout;
197 	struct task task_timeout;
198 #else
199 	timer_id busprobe_callout;
200 	timer_id bmr_callout;
201 	timer_id timeout_callout;
202 #endif
203 	uint32_t (*cyctimer) (struct  firewire_comm *);
204 	void (*ibr) (struct firewire_comm *);
205 	uint32_t (*set_bmr) (struct firewire_comm *, uint32_t);
206 #ifndef __HAIKU__
207 	int (*ioctl) (struct cdev *, u_long, caddr_t, int, fw_proc *);
208 #else
209 	int (*ioctl) (void *cookie, uint32 cmd, void *arg, size_t len);
210 #endif
211 	int (*irx_enable) (struct firewire_comm *, int);
212 	int (*irx_disable) (struct firewire_comm *, int);
213 	int (*itx_enable) (struct firewire_comm *, int);
214 	int (*itx_disable) (struct firewire_comm *, int);
215 	void (*timeout) (void *);
216 	void (*poll) (struct firewire_comm *, int, int);
217 	void (*set_intr) (struct firewire_comm *, int);
218 	void (*irx_post) (struct firewire_comm *, uint32_t *);
219 	void (*itx_post) (struct firewire_comm *, uint32_t *);
220 	struct tcode_info *tcode;
221 #ifndef __HAIKU__
222 	bus_dma_tag_t dmat;
223 	struct mtx mtx;
224 	struct mtx wait_lock;
225 	struct taskqueue *taskqueue;
226 	struct proc *probe_thread;
227 #else
228 	mutex mtx;
229 	mutex wait_lock;
230 	void *taskqueue;
231 	thread_id probe_thread;
232 	sem_id Sem;
233 	area_id crom_sid_Area;
234 	struct firewire_child_info *childList;
235 #endif
236 };
237 #define CSRARC(sc, offset) ((sc)->csr_arc[(offset)/4])
238 
239 #define FW_GMTX(fc)		(&(fc)->mtx)
240 #define FW_GLOCK(fc)		mtx_lock(FW_GMTX(fc))
241 #define FW_GUNLOCK(fc)		mtx_unlock(FW_GMTX(fc))
242 #ifndef __HAIKU__
243 #define FW_GLOCK_ASSERT(fc)	mtx_assert(FW_GMTX(fc), MA_OWNED)
244 #else
245 #define FW_GLOCK_ASSERT(fc)
246 #endif
247 
248 struct fw_xferq {
249 	int flag;
250 #define FWXFERQ_CHTAGMASK 0xff
251 #define FWXFERQ_RUNNING (1 << 8)
252 #define FWXFERQ_STREAM (1 << 9)
253 
254 #define FWXFERQ_BULK (1 << 11)
255 #define FWXFERQ_MODEMASK (7 << 10)
256 
257 #define FWXFERQ_EXTBUF (1 << 13)
258 #define FWXFERQ_OPEN (1 << 14)
259 
260 #define FWXFERQ_HANDLER (1 << 16)
261 #define FWXFERQ_WAKEUP (1 << 17)
262 	void (*start) (struct firewire_comm*);
263 	int dmach;
264 	struct fw_xferlist q;
265 	u_int queued;
266 	u_int maxq;
267 	u_int psize;
268 	struct fwdma_alloc_multi *buf;
269 	u_int bnchunk;
270 	u_int bnpacket;
271 	struct fw_bulkxfer *bulkxfer;
272 	STAILQ_HEAD(, fw_bulkxfer) stvalid;
273 	STAILQ_HEAD(, fw_bulkxfer) stfree;
274 	STAILQ_HEAD(, fw_bulkxfer) stdma;
275 	struct fw_bulkxfer *stproc;
276 //	struct selinfo rsel;
277 	caddr_t sc;
278 	void (*hand) (struct fw_xferq *);
279 	spinlock Spinlock;
280 	sem_id Sem;
281 };
282 
283 struct fw_bulkxfer{
284 	int poffset;
285 //	struct mbuf *mbuf;
286 	STAILQ_ENTRY(fw_bulkxfer) link;
287 	caddr_t start;
288 	caddr_t end;
289 	int resp;
290 };
291 
292 struct fw_bind{
293 	u_int64_t start;
294 	u_int64_t end;
295 	struct fw_xferlist xferlist;
296 	STAILQ_ENTRY(fw_bind) fclist;
297 	STAILQ_ENTRY(fw_bind) chlist;
298 	void *sc;
299 };
300 
301 struct fw_xfer{
302 	caddr_t sc;
303 	struct firewire_comm *fc;
304 	struct fw_xferq *q;
305 //	struct timeval tv;
306 	bigtime_t tv;
307 
308 	int32_t resp;
309 #define FWXF_INIT	0x00
310 #define FWXF_INQ	0x01
311 #define FWXF_START	0x02
312 #define FWXF_SENT	0x04
313 #define FWXF_SENTERR	0x08
314 #define FWXF_BUSY	0x10
315 #define FWXF_RCVD	0x20
316 
317 #define FWXF_WAKE	0x80
318 	uint8_t flag;
319 	int8_t tl;
320 	void (*hand) (struct fw_xfer *);
321 	struct send_recv{
322 		struct fw_pkt hdr;
323 		uint32_t *payload;
324 		area_id payArea;
325 		bus_addr_t bus_addr;
326 		uint16_t pay_len;
327 		uint8_t spd;
328 	} send, recv;
329 //	struct mbuf *mbuf;
330 	STAILQ_ENTRY(fw_xfer) link;
331 	STAILQ_ENTRY(fw_xfer) tlabel;
332 //	struct malloc_type *malloc;
333 	sem_id Sem;
334 };
335 
336 struct fw_rcv_buf {
337 	struct firewire_comm *fc;
338 	struct fw_xfer *xfer;
339 	struct iovec *vec;
340 	u_int nvec;
341 	uint8_t spd;
342 };
343 
344 void fw_sidrcv (struct firewire_comm *, uint32_t *, u_int);
345 void fw_rcv (struct fw_rcv_buf *);
346 void fw_xfer_unload ( struct fw_xfer*);
347 void fw_xfer_free_buf ( struct fw_xfer*);
348 void fw_xfer_free ( struct fw_xfer*);
349 struct fw_xfer *fw_xfer_alloc (void);
350 struct fw_xfer *fw_xfer_alloc_buf (int, int);
351 void fw_init (struct firewire_comm *);
352 int fw_tbuf_update (struct firewire_comm *, int, int);
353 int fw_rbuf_update (struct firewire_comm *, int, int);
354 int fw_bindadd (struct firewire_comm *, struct fw_bind *);
355 int fw_bindremove (struct firewire_comm *, struct fw_bind *);
356 int fw_xferlist_add (struct fw_xferlist *,  int, int, int,
357     struct firewire_comm *, void *, void (*)(struct fw_xfer *));
358 void fw_xferlist_remove (struct fw_xferlist *);
359 int fw_asyreq (struct firewire_comm *, int, struct fw_xfer*);
360 void fw_busreset (struct firewire_comm *, uint32_t);
361 uint16_t fw_crc16 (uint32_t *, uint32_t);
362 void fw_xfer_timeout (void *);
363 void fw_xfer_done (struct fw_xfer *);
364 void fw_xferwake (struct fw_xfer *);
365 int fw_xferwait (struct fw_xfer *);
366 void fw_asy_callback_free (struct fw_xfer *);
367 struct fw_device *fw_noderesolve_nodeid (struct firewire_comm *, int);
368 struct fw_device *fw_noderesolve_eui64 (struct firewire_comm *, struct fw_eui64 *);
369 struct fw_bind *fw_bindlookup (struct firewire_comm *, uint16_t, uint32_t);
370 void fw_drain_txq (struct firewire_comm *);
371 //int fwdev_makedev (struct firewire_softc *);
372 //int fwdev_destroydev (struct firewire_softc *);
373 //void fwdev_clone (void *, struct ucred *, char *, int, struct cdev **);
374 int fw_open_isodma(struct firewire_comm *, int);
375 
376 extern int firewire_debug;
377 #ifndef __HAIKU__
378 extern devclass_t firewire_devclass;
379 #endif
380 extern int firewire_phydma_enable;
381 
382 #ifndef __HAIKU__
383 #ifdef __DragonFly__
384 #define		FWPRI		PCATCH
385 #else
386 #define		FWPRI		((PZERO+8)|PCATCH)
387 #endif
388 
389 #if defined(__DragonFly__) || __FreeBSD_version < 500000
390 #define CALLOUT_INIT(x) callout_init(x)
391 #else
392 #define CALLOUT_INIT(x) callout_init(x, 1 /* mpsafe */)
393 #endif
394 
395 #if defined(__DragonFly__) || __FreeBSD_version < 500000
396 /* compatibility shim for 4.X */
397 #define bio buf
398 #define bio_bcount b_bcount
399 #define bio_cmd b_flags
400 #define bio_count b_count
401 #define bio_data b_data
402 #define bio_dev b_dev
403 #define bio_error b_error
404 #define bio_flags b_flags
405 #define bio_offset b_offset
406 #define bio_resid b_resid
407 #define BIO_ERROR B_ERROR
408 #define BIO_READ B_READ
409 #define BIO_WRITE B_WRITE
410 #define MIN(a,b) (((a)<(b))?(a):(b))
411 #define MAX(a,b) (((a)>(b))?(a):(b))
412 #endif
413 
414 MALLOC_DECLARE(M_FW);
415 MALLOC_DECLARE(M_FWXFER);
416 #endif /*__HAIKU__*/
417 #ifdef __HAIKU__
418 int firewire_attach(struct firewire_comm *fc, struct firewire_softc *sc);
419 void firewire_detach(struct firewire_softc *sc);
420 
421 status_t fwohci_pci_attach(int index);
422 status_t fwohci_pci_detach(int index);
423 #endif
424 #endif
425