Sun Jan 4 01:59:40 2009 UTC ()
fix dev_t printf format.


(christos)
diff -r1.23 -r1.23.2.1 src/sys/dev/ieee1394/sbp.c
cvs diff -r1.23 -r1.23.2.1 src/sys/dev/ieee1394/sbp.c (expand / switch to unified diff)

--- src/sys/dev/ieee1394/sbp.c 2009/01/03 03:43:22 1.23
+++ src/sys/dev/ieee1394/sbp.c 2009/01/03 03:43:22 1.23.2.1
@@ -1,3246 +0,0 @@ @@ -1,3246 +0,0 @@
1/* $NetBSD: sbp.c,v 1.23 2009/01/03 03:43:22 yamt Exp $ */ 
2/*- 
3 * Copyright (c) 2003 Hidetoshi Shimokawa 
4 * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa 
5 * All rights reserved. 
6 * 
7 * Redistribution and use in source and binary forms, with or without 
8 * modification, are permitted provided that the following conditions 
9 * are met: 
10 * 1. Redistributions of source code must retain the above copyright 
11 * notice, this list of conditions and the following disclaimer. 
12 * 2. Redistributions in binary form must reproduce the above copyright 
13 * notice, this list of conditions and the following disclaimer in the 
14 * documentation and/or other materials provided with the distribution. 
15 * 3. All advertising materials mentioning features or use of this software 
16 * must display the acknowledgement as bellow: 
17 * 
18 * This product includes software developed by K. Kobayashi and H. Shimokawa 
19 * 
20 * 4. The name of the author may not be used to endorse or promote products 
21 * derived from this software without specific prior written permission. 
22 * 
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 
24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
25 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
26 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 
27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
31 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 
32 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
33 * POSSIBILITY OF SUCH DAMAGE. 
34 *  
35 * $FreeBSD: src/sys/dev/firewire/sbp.c,v 1.92 2007/06/06 14:31:36 simokawa Exp $ 
36 * 
37 */ 
38 
39#include <sys/cdefs.h> 
40__KERNEL_RCSID(0, "$NetBSD: sbp.c,v 1.23 2009/01/03 03:43:22 yamt Exp $"); 
41 
42#if defined(__FreeBSD__) 
43#include <sys/param.h> 
44#include <sys/systm.h> 
45#include <sys/conf.h> 
46#include <sys/module.h> 
47#include <sys/bus.h> 
48#include <sys/kernel.h> 
49#include <sys/sysctl.h> 
50#include <sys/bus.h> 
51#include <sys/malloc.h> 
52#if defined(__FreeBSD__) && __FreeBSD_version >= 501102 
53#include <sys/lock.h> 
54#include <sys/mutex.h> 
55#endif 
56 
57#if defined(__DragonFly__) || __FreeBSD_version < 500106 
58#include <sys/devicestat.h> /* for struct devstat */ 
59#endif 
60 
61#ifdef __DragonFly__ 
62#include <bus/cam/cam.h> 
63#include <bus/cam/cam_ccb.h> 
64#include <bus/cam/cam_sim.h> 
65#include <bus/cam/cam_xpt_sim.h> 
66#include <bus/cam/cam_debug.h> 
67#include <bus/cam/cam_periph.h> 
68#include <bus/cam/scsi/scsi_all.h> 
69 
70#include <bus/firewire/fw_port.h> 
71#include <bus/firewire/firewire.h> 
72#include <bus/firewire/firewirereg.h> 
73#include <bus/firewire/fwdma.h> 
74#include <bus/firewire/iec13213.h> 
75#include "sbp.h" 
76#else 
77#include <cam/cam.h> 
78#include <cam/cam_ccb.h> 
79#include <cam/cam_sim.h> 
80#include <cam/cam_xpt_sim.h> 
81#include <cam/cam_debug.h> 
82#include <cam/cam_periph.h> 
83#include <cam/scsi/scsi_all.h> 
84 
85#include <dev/firewire/fw_port.h> 
86#include <dev/firewire/firewire.h> 
87#include <dev/firewire/firewirereg.h> 
88#include <dev/firewire/fwdma.h> 
89#include <dev/firewire/iec13213.h> 
90#include <dev/firewire/sbp.h> 
91#endif 
92#elif defined(__NetBSD__) 
93#include <sys/param.h> 
94#include <sys/device.h> 
95#include <sys/errno.h> 
96#include <sys/buf.h> 
97#include <sys/kernel.h> 
98#include <sys/kthread.h> 
99#include <sys/malloc.h> 
100#include <sys/proc.h> 
101#include <sys/sysctl.h> 
102 
103#include <sys/bus.h> 
104 
105#include <dev/scsipi/scsi_spc.h> 
106#include <dev/scsipi/scsi_all.h> 
107#include <dev/scsipi/scsipi_all.h> 
108#include <dev/scsipi/scsiconf.h> 
109#include <dev/scsipi/scsipiconf.h> 
110 
111#include <dev/ieee1394/fw_port.h> 
112#include <dev/ieee1394/firewire.h> 
113#include <dev/ieee1394/firewirereg.h> 
114#include <dev/ieee1394/fwdma.h> 
115#include <dev/ieee1394/iec13213.h> 
116#include <dev/ieee1394/sbp.h> 
117 
118#include "locators.h" 
119#endif 
120 
121#define ccb_sdev_ptr spriv_ptr0 
122#define ccb_sbp_ptr spriv_ptr1 
123 
124#define SBP_NUM_TARGETS 8 /* MAX 64 */ 
125/* 
126 * Scan_bus doesn't work for more than 8 LUNs 
127 * because of CAM_SCSI2_MAXLUN in cam_xpt.c 
128 */ 
129#define SBP_NUM_LUNS 64 
130#define SBP_MAXPHYS MIN(MAXPHYS, (512*1024) /* 512KB */) 
131#define SBP_DMA_SIZE PAGE_SIZE 
132#define SBP_LOGIN_SIZE sizeof(struct sbp_login_res) 
133#define SBP_QUEUE_LEN ((SBP_DMA_SIZE - SBP_LOGIN_SIZE) / sizeof(struct sbp_ocb)) 
134#define SBP_NUM_OCB (SBP_QUEUE_LEN * SBP_NUM_TARGETS) 
135 
136/*  
137 * STATUS FIFO addressing 
138 * bit 
139 * ----------------------- 
140 * 0- 1( 2): 0 (alignment) 
141 * 2- 9( 8): lun 
142 * 10-31(14): unit 
143 * 32-47(16): SBP_BIND_HI  
144 * 48-64(16): bus_id, node_id  
145 */ 
146#define SBP_BIND_HI 0x1 
147#define SBP_DEV2ADDR(u, l) \ 
148 (((u_int64_t)SBP_BIND_HI << 32) \ 
149 | (((u) & 0x3fff) << 10) \ 
150 | (((l) & 0xff) << 2)) 
151#define SBP_ADDR2UNIT(a) (((a) >> 10) & 0x3fff) 
152#define SBP_ADDR2LUN(a) (((a) >> 2) & 0xff) 
153#define SBP_INITIATOR 7 
154 
155static const char *orb_fun_name[] = { 
156 ORB_FUN_NAMES 
157}; 
158 
159static int debug = 0; 
160static int auto_login = 1; 
161static int max_speed = -1; 
162static int sbp_cold = 1; 
163static int ex_login = 1; 
164static int login_delay = 1000; /* msec */ 
165static int scan_delay = 500; /* msec */ 
166static int use_doorbell = 0; 
167static int sbp_tags = 0; 
168 
169#if defined(__FreeBSD__) 
170SYSCTL_DECL(_hw_firewire); 
171SYSCTL_NODE(_hw_firewire, OID_AUTO, sbp, CTLFLAG_RD, 0, "SBP-II Subsystem"); 
172SYSCTL_INT(_debug, OID_AUTO, sbp_debug, CTLFLAG_RW, &debug, 0, 
173 "SBP debug flag"); 
174SYSCTL_INT(_hw_firewire_sbp, OID_AUTO, auto_login, CTLFLAG_RW, &auto_login, 0, 
175 "SBP perform login automatically"); 
176SYSCTL_INT(_hw_firewire_sbp, OID_AUTO, max_speed, CTLFLAG_RW, &max_speed, 0, 
177 "SBP transfer max speed"); 
178SYSCTL_INT(_hw_firewire_sbp, OID_AUTO, exclusive_login, CTLFLAG_RW, 
179 &ex_login, 0, "SBP enable exclusive login"); 
180SYSCTL_INT(_hw_firewire_sbp, OID_AUTO, login_delay, CTLFLAG_RW, 
181 &login_delay, 0, "SBP login delay in msec"); 
182SYSCTL_INT(_hw_firewire_sbp, OID_AUTO, scan_delay, CTLFLAG_RW, 
183 &scan_delay, 0, "SBP scan delay in msec"); 
184SYSCTL_INT(_hw_firewire_sbp, OID_AUTO, use_doorbell, CTLFLAG_RW, 
185 &use_doorbell, 0, "SBP use doorbell request"); 
186SYSCTL_INT(_hw_firewire_sbp, OID_AUTO, tags, CTLFLAG_RW, &sbp_tags, 0, 
187 "SBP tagged queuing support"); 
188 
189TUNABLE_INT("hw.firewire.sbp.auto_login", &auto_login); 
190TUNABLE_INT("hw.firewire.sbp.max_speed", &max_speed); 
191TUNABLE_INT("hw.firewire.sbp.exclusive_login", &ex_login); 
192TUNABLE_INT("hw.firewire.sbp.login_delay", &login_delay); 
193TUNABLE_INT("hw.firewire.sbp.scan_delay", &scan_delay); 
194TUNABLE_INT("hw.firewire.sbp.use_doorbell", &use_doorbell); 
195TUNABLE_INT("hw.firewire.sbp.tags", &sbp_tags); 
196#elif defined(__NetBSD__) 
197static int sysctl_sbp_verify(SYSCTLFN_PROTO, int lower, int upper); 
198static int sysctl_sbp_verify_max_speed(SYSCTLFN_PROTO); 
199static int sysctl_sbp_verify_tags(SYSCTLFN_PROTO); 
200 
201/* 
202 * Setup sysctl(3) MIB, hw.sbp.* 
203 * 
204 * TBD condition CTLFLAG_PERMANENT on being a module or not 
205 */ 
206SYSCTL_SETUP(sysctl_sbp, "sysctl sbp(4) subtree setup") 
207{ 
208 int rc, sbp_node_num; 
209 const struct sysctlnode *node; 
210 
211 if ((rc = sysctl_createv(clog, 0, NULL, NULL, 
212 CTLFLAG_PERMANENT, CTLTYPE_NODE, "hw", NULL, 
213 NULL, 0, NULL, 0, CTL_HW, CTL_EOL)) != 0) { 
214 goto err; 
215 } 
216 
217 if ((rc = sysctl_createv(clog, 0, NULL, &node, 
218 CTLFLAG_PERMANENT, CTLTYPE_NODE, "sbp", 
219 SYSCTL_DESCR("sbp controls"), NULL, 0, NULL, 
220 0, CTL_HW, CTL_CREATE, CTL_EOL)) != 0) { 
221 goto err; 
222 } 
223 sbp_node_num = node->sysctl_num; 
224 
225 /* sbp auto login flag */ 
226 if ((rc = sysctl_createv(clog, 0, NULL, &node, 
227 CTLFLAG_PERMANENT | CTLFLAG_READWRITE, CTLTYPE_INT, 
228 "auto_login", SYSCTL_DESCR("SBP perform login automatically"), 
229 NULL, 0, &auto_login, 
230 0, CTL_HW, sbp_node_num, CTL_CREATE, CTL_EOL)) != 0) { 
231 goto err; 
232 } 
233 
234 /* sbp max speed */ 
235 if ((rc = sysctl_createv(clog, 0, NULL, &node, 
236 CTLFLAG_PERMANENT | CTLFLAG_READWRITE, CTLTYPE_INT, 
237 "max_speed", SYSCTL_DESCR("SBP transfer max speed"), 
238 sysctl_sbp_verify_max_speed, 0, &max_speed, 
239 0, CTL_HW, sbp_node_num, CTL_CREATE, CTL_EOL)) != 0) { 
240 goto err; 
241 } 
242 
243 /* sbp exclusive login flag */ 
244 if ((rc = sysctl_createv(clog, 0, NULL, &node, 
245 CTLFLAG_PERMANENT | CTLFLAG_READWRITE, CTLTYPE_INT, 
246 "exclusive_login", SYSCTL_DESCR("SBP enable exclusive login"), 
247 NULL, 0, &ex_login, 
248 0, CTL_HW, sbp_node_num, CTL_CREATE, CTL_EOL)) != 0) { 
249 goto err; 
250 } 
251 
252 /* sbp login delay */ 
253 if ((rc = sysctl_createv(clog, 0, NULL, &node, 
254 CTLFLAG_PERMANENT | CTLFLAG_READWRITE, CTLTYPE_INT, 
255 "login_delay", SYSCTL_DESCR("SBP login delay in msec"), 
256 NULL, 0, &login_delay, 
257 0, CTL_HW, sbp_node_num, CTL_CREATE, CTL_EOL)) != 0) { 
258 goto err; 
259 } 
260 
261 /* sbp scan delay */ 
262 if ((rc = sysctl_createv(clog, 0, NULL, &node, 
263 CTLFLAG_PERMANENT | CTLFLAG_READWRITE, CTLTYPE_INT, 
264 "scan_delay", SYSCTL_DESCR("SBP scan delay in msec"), 
265 NULL, 0, &scan_delay, 
266 0, CTL_HW, sbp_node_num, CTL_CREATE, CTL_EOL)) != 0) { 
267 goto err; 
268 } 
269 
270 /* sbp use doorbell flag */ 
271 if ((rc = sysctl_createv(clog, 0, NULL, &node, 
272 CTLFLAG_PERMANENT | CTLFLAG_READWRITE, CTLTYPE_INT, 
273 "use_doorbell", SYSCTL_DESCR("SBP use doorbell request"), 
274 NULL, 0, &use_doorbell, 
275 0, CTL_HW, sbp_node_num, CTL_CREATE, CTL_EOL)) != 0) { 
276 goto err; 
277 } 
278 
279 /* sbp force tagged queuing */ 
280 if ((rc = sysctl_createv(clog, 0, NULL, &node, 
281 CTLFLAG_PERMANENT | CTLFLAG_READWRITE, CTLTYPE_INT, 
282 "tags", SYSCTL_DESCR("SBP tagged queuing support"), 
283 sysctl_sbp_verify_tags, 0, &sbp_tags, 
284 0, CTL_HW, sbp_node_num, CTL_CREATE, CTL_EOL)) != 0) { 
285 goto err; 
286 } 
287 
288 /* sbp driver debug flag */ 
289 if ((rc = sysctl_createv(clog, 0, NULL, &node, 
290 CTLFLAG_PERMANENT | CTLFLAG_READWRITE, CTLTYPE_INT, 
291 "sbp_debug", SYSCTL_DESCR("SBP debug flag"), 
292 NULL, 0, &debug, 
293 0, CTL_HW, sbp_node_num, CTL_CREATE, CTL_EOL)) != 0) { 
294 goto err; 
295 } 
296 
297 return; 
298 
299err: 
300 printf("%s: sysctl_createv failed (rc = %d)\n", __func__, rc); 
301} 
302 
303static int 
304sysctl_sbp_verify(SYSCTLFN_ARGS, int lower, int upper) 
305{ 
306 int error, t; 
307 struct sysctlnode node; 
308 
309 node = *rnode; 
310 t = *(int*)rnode->sysctl_data; 
311 node.sysctl_data = &t; 
312 error = sysctl_lookup(SYSCTLFN_CALL(&node)); 
313 if (error || newp == NULL) 
314 return (error); 
315 
316 if (t < lower || t > upper) 
317 return (EINVAL); 
318 
319 *(int*)rnode->sysctl_data = t; 
320 
321 return (0); 
322} 
323 
324static int 
325sysctl_sbp_verify_max_speed(SYSCTLFN_ARGS) 
326{ 
327 return (sysctl_sbp_verify(SYSCTLFN_CALL(rnode), 0, FWSPD_S400)); 
328} 
329 
330static int 
331sysctl_sbp_verify_tags(SYSCTLFN_ARGS) 
332{ 
333 return (sysctl_sbp_verify(SYSCTLFN_CALL(rnode), -1, 1)); 
334} 
335#endif 
336 
337#define NEED_RESPONSE 0 
338 
339#define SBP_SEG_MAX rounddown(0xffff, PAGE_SIZE) 
340#ifdef __sparc64__ /* iommu */ 
341#define SBP_IND_MAX howmany(SBP_MAXPHYS, SBP_SEG_MAX) 
342#else 
343#define SBP_IND_MAX howmany(SBP_MAXPHYS, PAGE_SIZE) 
344#endif 
345struct sbp_ocb { 
346 STAILQ_ENTRY(sbp_ocb) ocb; 
347 sbp_scsi_xfer *sxfer; 
348 bus_addr_t bus_addr; 
349 uint32_t orb[8]; 
350#define IND_PTR_OFFSET (8*sizeof(uint32_t)) 
351 struct ind_ptr ind_ptr[SBP_IND_MAX]; 
352 struct sbp_dev *sdev; 
353 int flags; /* XXX should be removed */ 
354 bus_dmamap_t dmamap; 
355}; 
356 
357#define OCB_ACT_MGM 0 
358#define OCB_ACT_CMD 1 
359#define OCB_MATCH(o,s) ((o)->bus_addr == ntohl((s)->orb_lo)) 
360 
361struct sbp_dev{ 
362#define SBP_DEV_RESET 0 /* accept login */ 
363#define SBP_DEV_LOGIN 1 /* to login */ 
364#if 0 
365#define SBP_DEV_RECONN 2 /* to reconnect */ 
366#endif 
367#define SBP_DEV_TOATTACH 3 /* to attach */ 
368#define SBP_DEV_PROBE 4 /* scan lun */ 
369#define SBP_DEV_ATTACHED 5 /* in operation */ 
370#define SBP_DEV_DEAD 6 /* unavailable unit */ 
371#define SBP_DEV_RETRY 7 /* unavailable unit */ 
372 uint8_t status:4, 
373 timeout:4; 
374 uint8_t type; 
375 uint16_t lun_id; 
376 uint16_t freeze; 
377#define ORB_LINK_DEAD (1 << 0) 
378#define VALID_LUN (1 << 1) 
379#define ORB_POINTER_ACTIVE (1 << 2) 
380#define ORB_POINTER_NEED (1 << 3) 
381#define ORB_DOORBELL_ACTIVE (1 << 4) 
382#define ORB_DOORBELL_NEED (1 << 5) 
383#define ORB_SHORTAGE (1 << 6) 
384 uint16_t flags; 
385#if defined(__FreeBSD__) 
386 struct cam_path *path; 
387#elif defined(__NetBSD__) 
388 struct scsipi_periph *periph; 
389#endif 
390 struct sbp_target *target; 
391 struct fwdma_alloc dma; 
392 struct sbp_login_res *login; 
393 struct callout login_callout; 
394 struct sbp_ocb *ocb; 
395 STAILQ_HEAD(, sbp_ocb) ocbs; 
396 STAILQ_HEAD(, sbp_ocb) free_ocbs; 
397 struct sbp_ocb *last_ocb; 
398 char vendor[32]; 
399 char product[32]; 
400 char revision[10]; 
401}; 
402 
403struct sbp_target { 
404 int target_id; 
405 int num_lun; 
406 struct sbp_dev **luns; 
407 struct sbp_softc *sbp; 
408 struct fw_device *fwdev; 
409 uint32_t mgm_hi, mgm_lo; 
410 struct sbp_ocb *mgm_ocb_cur; 
411 STAILQ_HEAD(, sbp_ocb) mgm_ocb_queue; 
412 struct callout mgm_ocb_timeout; 
413 struct callout scan_callout; 
414 STAILQ_HEAD(, fw_xfer) xferlist; 
415 int n_xfer; 
416}; 
417 
418struct sbp_softc { 
419 struct firewire_dev_comm fd; 
420#if defined(__FreeBSD__) 
421 struct cam_sim *sim; 
422 struct cam_path *path; 
423#elif defined(__NetBSD__) 
424 struct scsipi_adapter sc_adapter;  
425 struct scsipi_channel sc_channel; 
426 device_t sc_bus; 
427 struct lwp *lwp; 
428#endif 
429 struct sbp_target target; 
430 struct fw_bind fwb; 
431 fw_bus_dma_tag_t dmat; 
432 struct timeval last_busreset; 
433#define SIMQ_FREEZED 1 
434 int flags; 
435 fw_mtx_t mtx; 
436}; 
437#define SBP_LOCK(sbp) fw_mtx_lock(&(sbp)->mtx) 
438#define SBP_UNLOCK(sbp) fw_mtx_unlock(&(sbp)->mtx) 
439 
440#if defined(__NetBSD__) 
441int sbpmatch (device_t, struct cfdata *, void *); 
442void sbpattach (device_t parent, device_t self, void *aux); 
443int sbpdetach (device_t self, int flags); 
444#endif 
445static void sbp_post_explore (void *); 
446static void sbp_recv (struct fw_xfer *); 
447static void sbp_mgm_callback (struct fw_xfer *); 
448#if 0 
449static void sbp_cmd_callback (struct fw_xfer *); 
450#endif 
451static void sbp_orb_pointer (struct sbp_dev *, struct sbp_ocb *); 
452static void sbp_doorbell(struct sbp_dev *); 
453static void sbp_execute_ocb (void *, bus_dma_segment_t *, int, int); 
454static void sbp_free_ocb (struct sbp_dev *, struct sbp_ocb *); 
455static void sbp_abort_ocb (struct sbp_ocb *, int); 
456static void sbp_abort_all_ocbs (struct sbp_dev *, int); 
457static struct fw_xfer * sbp_write_cmd (struct sbp_dev *, int, int); 
458static struct sbp_ocb * sbp_get_ocb (struct sbp_dev *); 
459static struct sbp_ocb * sbp_enqueue_ocb (struct sbp_dev *, struct sbp_ocb *); 
460static struct sbp_ocb * sbp_dequeue_ocb (struct sbp_dev *, struct sbp_status *); 
461static void sbp_free_sdev(struct sbp_dev *); 
462static void sbp_free_target (struct sbp_target *); 
463static void sbp_mgm_timeout (void *arg); 
464static void sbp_timeout (void *arg); 
465static void sbp_mgm_orb (struct sbp_dev *, int, struct sbp_ocb *); 
466#if defined(__FreeBSD__) 
467 
468MALLOC_DEFINE(M_SBP, "sbp", "SBP-II/FireWire"); 
469#elif defined(__NetBSD__) 
470static void sbp_scsipi_request( 
471 struct scsipi_channel *, scsipi_adapter_req_t, void *); 
472static void sbp_minphys(struct buf *); 
473 
474MALLOC_DEFINE(M_SBP, "sbp", "SBP-II/IEEE1394"); 
475#endif 
476 
477#if defined(__FreeBSD__) 
478/* cam related functions */ 
479static void sbp_action(struct cam_sim *, sbp_scsi_xfer *sxfer); 
480static void sbp_poll(struct cam_sim *); 
481static void sbp_cam_scan_lun(struct cam_periph *, sbp_scsi_xfer *); 
482static void sbp_cam_scan_target(void *); 
483static void sbp_cam_detach_sdev(struct sbp_dev *); 
484static void sbp_cam_detach_target (struct sbp_target *); 
485#define SBP_DETACH_SDEV(sd) sbp_cam_detach_sdev((sd)) 
486#define SBP_DETACH_TARGET(st) sbp_cam_detach_target((st)) 
487#elif defined(__NetBSD__) 
488/* scsipi related functions */ 
489static void sbp_scsipi_scan_target(void *); 
490static void sbp_scsipi_detach_sdev(struct sbp_dev *); 
491static void sbp_scsipi_detach_target (struct sbp_target *); 
492#define SBP_DETACH_SDEV(sd) sbp_scsipi_detach_sdev((sd)) 
493#define SBP_DETACH_TARGET(st) sbp_scsipi_detach_target((st)) 
494#endif 
495 
496static const char *orb_status0[] = { 
497 /* 0 */ "No additional information to report", 
498 /* 1 */ "Request type not supported", 
499 /* 2 */ "Speed not supported", 
500 /* 3 */ "Page size not supported", 
501 /* 4 */ "Access denied", 
502 /* 5 */ "Logical unit not supported", 
503 /* 6 */ "Maximum payload too small", 
504 /* 7 */ "Reserved for future standardization", 
505 /* 8 */ "Resources unavailable", 
506 /* 9 */ "Function rejected", 
507 /* A */ "Login ID not recognized", 
508 /* B */ "Dummy ORB completed", 
509 /* C */ "Request aborted", 
510 /* FF */ "Unspecified error" 
511#define MAX_ORB_STATUS0 0xd 
512}; 
513 
514static const char *orb_status1_object[] = { 
515 /* 0 */ "Operation request block (ORB)", 
516 /* 1 */ "Data buffer", 
517 /* 2 */ "Page table", 
518 /* 3 */ "Unable to specify" 
519}; 
520 
521static const char *orb_status1_serial_bus_error[] = { 
522 /* 0 */ "Missing acknowledge", 
523 /* 1 */ "Reserved; not to be used", 
524 /* 2 */ "Time-out error", 
525 /* 3 */ "Reserved; not to be used", 
526 /* 4 */ "Busy retry limit exceeded(X)", 
527 /* 5 */ "Busy retry limit exceeded(A)", 
528 /* 6 */ "Busy retry limit exceeded(B)", 
529 /* 7 */ "Reserved for future standardization", 
530 /* 8 */ "Reserved for future standardization", 
531 /* 9 */ "Reserved for future standardization", 
532 /* A */ "Reserved for future standardization", 
533 /* B */ "Tardy retry limit exceeded", 
534 /* C */ "Conflict error", 
535 /* D */ "Data error", 
536 /* E */ "Type error", 
537 /* F */ "Address error" 
538}; 
539 
540#if defined(__FreeBSD__) 
541#if 0 
542static void 
543sbp_identify(driver_t *driver, device_t parent) 
544{ 
545 device_t child; 
546SBP_DEBUG(0) 
547 printf("sbp_identify\n"); 
548END_DEBUG 
549 
550 child = BUS_ADD_CHILD(parent, 0, "sbp", fw_get_unit(parent)); 
551} 
552#endif 
553 
554/* 
555 * sbp_probe() 
556 */ 
557static int 
558sbp_probe(device_t dev) 
559{ 
560 device_t pa; 
561 
562SBP_DEBUG(0) 
563 printf("sbp_probe\n"); 
564END_DEBUG 
565 
566 pa = device_get_parent(dev); 
567 if(fw_get_unit(dev) != fw_get_unit(pa)){ 
568 return(ENXIO); 
569 } 
570 
571 device_set_desc(dev, "SBP-2/SCSI over FireWire"); 
572 
573#if 0 
574 if (bootverbose) 
575 debug = bootverbose; 
576#endif 
577 
578 return (0); 
579} 
580#elif defined(__NetBSD__) 
581int 
582sbpmatch(device_t parent, struct cfdata *cf, void *aux) 
583{ 
584 struct fw_attach_args *fwa = aux; 
585 
586 if (strcmp(fwa->name, "sbp") == 0) 
587 return 1; 
588 return 0; 
589} 
590#endif 
591 
592static void 
593sbp_show_sdev_info(struct sbp_dev *sdev, int new) 
594{ 
595 struct fw_device *fwdev; 
596 
597 printf("%s:%d:%d ", 
598 fw_get_nameunit(sdev->target->sbp->fd.dev), 
599 sdev->target->target_id, 
600 sdev->lun_id 
601 ); 
602 if (new == 2) { 
603 return; 
604 } 
605 fwdev = sdev->target->fwdev; 
606 printf("ordered:%d type:%d EUI:%08x%08x node:%d " 
607 "speed:%d maxrec:%d", 
608 (sdev->type & 0x40) >> 6, 
609 (sdev->type & 0x1f), 
610 fwdev->eui.hi, 
611 fwdev->eui.lo, 
612 fwdev->dst, 
613 fwdev->speed, 
614 fwdev->maxrec 
615 ); 
616 if (new) 
617 printf(" new!\n"); 
618 else 
619 printf("\n"); 
620 sbp_show_sdev_info(sdev, 2); 
621 printf("'%s' '%s' '%s'\n", sdev->vendor, sdev->product, sdev->revision); 
622} 
623 
624static void 
625sbp_alloc_lun(struct sbp_target *target) 
626{ 
627 struct crom_context cc; 
628 struct csrreg *reg; 
629 struct sbp_dev *sdev, **newluns; 
630 struct sbp_softc *sbp; 
631 int maxlun, lun, i; 
632 
633 sbp = target->sbp; 
634 crom_init_context(&cc, target->fwdev->csrrom); 
635 /* XXX shoud parse appropriate unit directories only */ 
636 maxlun = -1; 
637 while (cc.depth >= 0) { 
638 reg = crom_search_key(&cc, CROM_LUN); 
639 if (reg == NULL) 
640 break; 
641 lun = reg->val & 0xffff; 
642SBP_DEBUG(0) 
643 printf("target %d lun %d found\n", target->target_id, lun); 
644END_DEBUG 
645 if (maxlun < lun) 
646 maxlun = lun; 
647 crom_next(&cc); 
648 } 
649 if (maxlun < 0) 
650 printf("%s:%d no LUN found\n", 
651 fw_get_nameunit(target->sbp->fd.dev), 
652 target->target_id); 
653 
654 maxlun ++; 
655 if (maxlun >= SBP_NUM_LUNS) 
656 maxlun = SBP_NUM_LUNS; 
657 
658 /* Invalidiate stale devices */ 
659 for (lun = 0; lun < target->num_lun; lun ++) { 
660 sdev = target->luns[lun]; 
661 if (sdev == NULL) 
662 continue; 
663 sdev->flags &= ~VALID_LUN; 
664 if (lun >= maxlun) { 
665 /* lost device */ 
666 SBP_DETACH_SDEV(sdev); 
667 sbp_free_sdev(sdev); 
668 } 
669 } 
670 
671 /* Reallocate */ 
672 if (maxlun != target->num_lun) { 
673 newluns = (struct sbp_dev **) realloc(target->luns, 
674 sizeof(struct sbp_dev *) * maxlun, 
675 M_SBP, M_NOWAIT | M_ZERO); 
676  
677 if (newluns == NULL) { 
678 printf("%s: realloc failed\n", __func__); 
679 newluns = target->luns; 
680 maxlun = target->num_lun; 
681 } 
682 
683 /* 
684 * We must zero the extended region for the case 
685 * realloc() doesn't allocate new buffer. 
686 */ 
687 if (maxlun > target->num_lun) 
688 bzero(&newluns[target->num_lun], 
689 sizeof(struct sbp_dev *) * 
690 (maxlun - target->num_lun)); 
691 
692 target->luns = newluns; 
693 target->num_lun = maxlun; 
694 } 
695 
696 crom_init_context(&cc, target->fwdev->csrrom); 
697 while (cc.depth >= 0) { 
698 int new = 0; 
699 
700 reg = crom_search_key(&cc, CROM_LUN); 
701 if (reg == NULL) 
702 break; 
703 lun = reg->val & 0xffff; 
704 if (lun >= SBP_NUM_LUNS) { 
705 printf("too large lun %d\n", lun); 
706 goto next; 
707 } 
708 
709 sdev = target->luns[lun]; 
710 if (sdev == NULL) { 
711 sdev = malloc(sizeof(struct sbp_dev), 
712 M_SBP, M_NOWAIT | M_ZERO); 
713 if (sdev == NULL) { 
714 printf("%s: malloc failed\n", __func__); 
715 goto next; 
716 } 
717 target->luns[lun] = sdev; 
718 sdev->lun_id = lun; 
719 sdev->target = target; 
720 STAILQ_INIT(&sdev->ocbs); 
721 fw_callout_init(&sdev->login_callout); 
722 sdev->status = SBP_DEV_RESET; 
723 new = 1; 
724 SBP_DEVICE_PREATTACH(); 
725 } 
726 sdev->flags |= VALID_LUN; 
727 sdev->type = (reg->val & 0xff0000) >> 16; 
728 
729 if (new == 0) 
730 goto next; 
731 
732 fwdma_malloc(sbp->fd.fc,  
733 /* alignment */ sizeof(uint32_t), 
734 SBP_DMA_SIZE, &sdev->dma, BUS_DMA_NOWAIT); 
735 if (sdev->dma.v_addr == NULL) { 
736 printf("%s: dma space allocation failed\n", 
737 __func__); 
738 free(sdev, M_SBP); 
739 target->luns[lun] = NULL; 
740 goto next; 
741 } 
742 sdev->login = (struct sbp_login_res *) sdev->dma.v_addr; 
743 sdev->ocb = (struct sbp_ocb *) 
744 ((char *)sdev->dma.v_addr + SBP_LOGIN_SIZE); 
745 bzero((char *)sdev->ocb, 
746 sizeof (struct sbp_ocb) * SBP_QUEUE_LEN); 
747 
748 STAILQ_INIT(&sdev->free_ocbs); 
749 for (i = 0; i < SBP_QUEUE_LEN; i++) { 
750 struct sbp_ocb *ocb; 
751 ocb = &sdev->ocb[i]; 
752 ocb->bus_addr = sdev->dma.bus_addr 
753 + SBP_LOGIN_SIZE 
754 + sizeof(struct sbp_ocb) * i 
755 + offsetof(struct sbp_ocb, orb[0]); 
756 if (fw_bus_dmamap_create(sbp->dmat, 0, &ocb->dmamap)) { 
757 printf("sbp_attach: cannot create dmamap\n"); 
758 /* XXX */ 
759 goto next; 
760 } 
761 sbp_free_ocb(sdev, ocb); 
762 } 
763next: 
764 crom_next(&cc); 
765 } 
766 
767 for (lun = 0; lun < target->num_lun; lun ++) { 
768 sdev = target->luns[lun]; 
769 if (sdev != NULL && (sdev->flags & VALID_LUN) == 0) { 
770 SBP_DETACH_SDEV(sdev); 
771 sbp_free_sdev(sdev); 
772 target->luns[lun] = NULL; 
773 } 
774 } 
775} 
776 
777static struct sbp_target * 
778sbp_alloc_target(struct sbp_softc *sbp, struct fw_device *fwdev) 
779{ 
780 struct sbp_target *target; 
781 struct crom_context cc; 
782 struct csrreg *reg; 
783 
784SBP_DEBUG(1) 
785 printf("sbp_alloc_target\n"); 
786END_DEBUG 
787 /* new target */ 
788 target = &sbp->target; 
789 target->sbp = sbp; 
790 target->fwdev = fwdev; 
791 target->target_id = 0; 
792 /* XXX we may want to reload mgm port after each bus reset */ 
793 /* XXX there might be multiple management agents */ 
794 crom_init_context(&cc, target->fwdev->csrrom); 
795 reg = crom_search_key(&cc, CROM_MGM); 
796 if (reg == NULL || reg->val == 0) { 
797 printf("NULL management address\n"); 
798 target->fwdev = NULL; 
799 return NULL; 
800 } 
801 target->mgm_hi = 0xffff; 
802 target->mgm_lo = 0xf0000000 | (reg->val << 2); 
803 target->mgm_ocb_cur = NULL; 
804SBP_DEBUG(1) 
805 printf("target: mgm_port: %x\n", target->mgm_lo); 
806END_DEBUG 
807 STAILQ_INIT(&target->xferlist); 
808 target->n_xfer = 0; 
809 STAILQ_INIT(&target->mgm_ocb_queue); 
810 fw_callout_init(&target->mgm_ocb_timeout); 
811 fw_callout_init(&target->scan_callout); 
812 
813 target->luns = NULL; 
814 target->num_lun = 0; 
815 return target; 
816} 
817 
818static void 
819sbp_probe_lun(struct sbp_dev *sdev) 
820{ 
821 struct fw_device *fwdev; 
822 struct crom_context c, *cc = &c; 
823 struct csrreg *reg; 
824 
825 bzero(sdev->vendor, sizeof(sdev->vendor)); 
826 bzero(sdev->product, sizeof(sdev->product)); 
827 
828 fwdev = sdev->target->fwdev; 
829 crom_init_context(cc, fwdev->csrrom); 
830 /* get vendor string */ 
831 crom_search_key(cc, CSRKEY_VENDOR); 
832 crom_next(cc); 
833 crom_parse_text(cc, sdev->vendor, sizeof(sdev->vendor)); 
834 /* skip to the unit directory for SBP-2 */ 
835 while ((reg = crom_search_key(cc, CSRKEY_VER)) != NULL) { 
836 if (reg->val == CSRVAL_T10SBP2) 
837 break; 
838 crom_next(cc); 
839 } 
840 /* get firmware revision */ 
841 reg = crom_search_key(cc, CSRKEY_FIRM_VER); 
842 if (reg != NULL) 
843 snprintf(sdev->revision, sizeof(sdev->revision), 
844 "%06x", reg->val); 
845 /* get product string */ 
846 crom_search_key(cc, CSRKEY_MODEL); 
847 crom_next(cc); 
848 crom_parse_text(cc, sdev->product, sizeof(sdev->product)); 
849} 
850 
851static void 
852sbp_login_callout(void *arg) 
853{ 
854 struct sbp_dev *sdev = (struct sbp_dev *)arg; 
855 sbp_mgm_orb(sdev, ORB_FUN_LGI, NULL); 
856} 
857 
858static void 
859sbp_login(struct sbp_dev *sdev) 
860{ 
861 struct timeval delta; 
862 struct timeval t; 
863 int ticks = 0; 
864 
865 microtime(&delta); 
866 fw_timevalsub(&delta, &sdev->target->sbp->last_busreset); 
867 t.tv_sec = login_delay / 1000; 
868 t.tv_usec = (login_delay % 1000) * 1000; 
869 fw_timevalsub(&t, &delta); 
870 if (t.tv_sec >= 0 && t.tv_usec > 0) 
871 ticks = (t.tv_sec * 1000 + t.tv_usec / 1000) * hz / 1000; 
872SBP_DEBUG(0) 
873 printf("%s: sec = %jd usec = %ld ticks = %d\n", __func__, 
874 (intmax_t)t.tv_sec, t.tv_usec, ticks); 
875END_DEBUG 
876 fw_callout_reset(&sdev->login_callout, ticks, 
877 sbp_login_callout, (void *)(sdev)); 
878} 
879 
880static void 
881sbp_probe_target(void *arg) 
882{ 
883 struct sbp_target *target = (struct sbp_target *)arg; 
884 struct sbp_softc *sbp; 
885 struct sbp_dev *sdev; 
886 struct firewire_comm *fc; 
887 int i; 
888 
889SBP_DEBUG(1) 
890 printf("sbp_probe_target %d\n", target->target_id); 
891END_DEBUG 
892 
893 sbp = target->sbp; 
894 fc = target->sbp->fd.fc; 
895 sbp_alloc_lun(target); 
896 
897 /* XXX untimeout mgm_ocb and dequeue */ 
898 for (i=0; i < target->num_lun; i++) { 
899 sdev = target->luns[i]; 
900 if (sdev == NULL) 
901 continue; 
902 if (sdev->status != SBP_DEV_DEAD) { 
903 if (SBP_DEVICE(sdev) != NULL) { 
904 SBP_LOCK(sbp); 
905 SBP_DEVICE_FREEZE(sdev, 1); 
906 sdev->freeze ++; 
907 SBP_UNLOCK(sbp); 
908 } 
909 sbp_probe_lun(sdev); 
910SBP_DEBUG(0) 
911 sbp_show_sdev_info(sdev,  
912 (sdev->status == SBP_DEV_RESET)); 
913END_DEBUG 
914 
915 sbp_abort_all_ocbs(sdev, XS_SCSI_BUS_RESET); 
916 switch (sdev->status) { 
917 case SBP_DEV_RESET: 
918 /* new or revived target */ 
919 if (auto_login) 
920 sbp_login(sdev); 
921 break; 
922 case SBP_DEV_TOATTACH: 
923 case SBP_DEV_PROBE: 
924 case SBP_DEV_ATTACHED: 
925 case SBP_DEV_RETRY: 
926 default: 
927 sbp_mgm_orb(sdev, ORB_FUN_RCN, NULL); 
928 break; 
929 } 
930 } else { 
931 switch (sdev->status) { 
932 case SBP_DEV_ATTACHED: 
933SBP_DEBUG(0) 
934 /* the device has gone */ 
935 sbp_show_sdev_info(sdev, 2); 
936 printf("lost target\n"); 
937END_DEBUG 
938 if (SBP_DEVICE(sdev) != NULL) { 
939 SBP_LOCK(sbp); 
940 SBP_DEVICE_FREEZE(sdev, 1); 
941 sdev->freeze ++; 
942 SBP_UNLOCK(sbp); 
943 } 
944 sdev->status = SBP_DEV_RETRY; 
945 sbp_abort_all_ocbs(sdev, XS_SCSI_BUS_RESET); 
946 break; 
947 case SBP_DEV_PROBE: 
948 case SBP_DEV_TOATTACH: 
949 sdev->status = SBP_DEV_RESET; 
950 break; 
951 case SBP_DEV_RETRY: 
952 case SBP_DEV_RESET: 
953 case SBP_DEV_DEAD: 
954 break; 
955 } 
956 } 
957 } 
958} 
959 
960#define SBP_FWDEV_ALIVE(fwdev) (((fwdev)->status == FWDEVATTACHED) \ 
961 && crom_has_specver((fwdev)->csrrom, CSRVAL_ANSIT10, CSRVAL_T10SBP2)) 
962 
963static void 
964sbp_post_busreset(void *arg) 
965{ 
966 struct sbp_softc *sbp = (struct sbp_softc *)arg; 
967 struct sbp_target *target = &sbp->target; 
968 struct fw_device *fwdev = target->fwdev; 
969 int alive; 
970 
971 alive = SBP_FWDEV_ALIVE(fwdev); 
972SBP_DEBUG(0) 
973 printf("sbp_post_busreset\n"); 
974 if (!alive) 
975 printf("not alive\n"); 
976END_DEBUG 
977 microtime(&sbp->last_busreset); 
978 
979 if (!alive) 
980 return; 
981 
982 SBP_LOCK(sbp); 
983 SBP_BUS_FREEZE(sbp); 
984 SBP_UNLOCK(sbp); 
985} 
986 
987static void 
988sbp_post_explore(void *arg) 
989{ 
990 struct sbp_softc *sbp = (struct sbp_softc *)arg; 
991 struct sbp_target *target = &sbp->target; 
992 struct fw_device *fwdev = target->fwdev; 
993 int alive; 
994 
995 alive = SBP_FWDEV_ALIVE(fwdev); 
996SBP_DEBUG(0) 
997 printf("sbp_post_explore (sbp_cold=%d)\n", sbp_cold); 
998 if (!alive) 
999 printf("not alive\n"); 
1000END_DEBUG 
1001 if (!alive) 
1002 return; 
1003 
1004 if (sbp_cold > 0) 
1005 sbp_cold --; 
1006 
1007#if 0 
1008 /* 
1009 * XXX don't let CAM the bus rest. 
1010 * CAM tries to do something with freezed (DEV_RETRY) devices. 
1011 */ 
1012 xpt_async(AC_BUS_RESET, sbp->path, /*arg*/ NULL); 
1013#endif 
1014 
1015SBP_DEBUG(0) 
1016 printf("sbp_post_explore: EUI:%08x%08x ", fwdev->eui.hi, fwdev->eui.lo); 
1017END_DEBUG 
1018 sbp_probe_target((void *)target); 
1019 if (target->num_lun == 0) 
1020 sbp_free_target(target); 
1021 
1022 SBP_LOCK(sbp); 
1023 SBP_BUS_THAW(sbp); 
1024 SBP_UNLOCK(sbp); 
1025} 
1026 
1027#if NEED_RESPONSE 
1028static void 
1029sbp_loginres_callback(struct fw_xfer *xfer){ 
1030 int s; 
1031 struct sbp_dev *sdev; 
1032 sdev = (struct sbp_dev *)xfer->sc; 
1033SBP_DEBUG(1) 
1034 sbp_show_sdev_info(sdev, 2); 
1035 printf("sbp_loginres_callback\n"); 
1036END_DEBUG 
1037 /* recycle */ 
1038 s = splfw(); 
1039 STAILQ_INSERT_TAIL(&sdev->target->sbp->fwb.xferlist, xfer, link); 
1040 splx(s); 
1041 return; 
1042} 
1043#endif 
1044 
1045static inline void 
1046sbp_xfer_free(struct fw_xfer *xfer) 
1047{ 
1048 struct sbp_dev *sdev; 
1049 int s; 
1050 
1051 sdev = (struct sbp_dev *)xfer->sc; 
1052 fw_xfer_unload(xfer); 
1053 s = splfw(); 
1054 SBP_LOCK(sdev->target->sbp); 
1055 STAILQ_INSERT_TAIL(&sdev->target->xferlist, xfer, link); 
1056 SBP_UNLOCK(sdev->target->sbp); 
1057 splx(s); 
1058} 
1059 
1060static void 
1061sbp_reset_start_callback(struct fw_xfer *xfer) 
1062{ 
1063 struct sbp_dev *tsdev, *sdev = (struct sbp_dev *)xfer->sc; 
1064 struct sbp_target *target = sdev->target; 
1065 int i; 
1066 
1067 if (xfer->resp != 0) { 
1068 sbp_show_sdev_info(sdev, 2); 
1069 printf("sbp_reset_start failed: resp=%d\n", xfer->resp); 
1070 } 
1071 
1072 for (i = 0; i < target->num_lun; i++) { 
1073 tsdev = target->luns[i]; 
1074 if (tsdev != NULL && tsdev->status == SBP_DEV_LOGIN) 
1075 sbp_login(tsdev); 
1076 } 
1077} 
1078 
1079static void 
1080sbp_reset_start(struct sbp_dev *sdev) 
1081{ 
1082 struct fw_xfer *xfer; 
1083 struct fw_pkt *fp; 
1084 
1085SBP_DEBUG(0) 
1086 sbp_show_sdev_info(sdev, 2); 
1087 printf("sbp_reset_start\n"); 
1088END_DEBUG 
1089 
1090 xfer = sbp_write_cmd(sdev, FWTCODE_WREQQ, 0); 
1091 xfer->hand = sbp_reset_start_callback; 
1092 fp = &xfer->send.hdr; 
1093 fp->mode.wreqq.dest_hi = 0xffff; 
1094 fp->mode.wreqq.dest_lo = 0xf0000000 | RESET_START; 
1095 fp->mode.wreqq.data = htonl(0xf); 
1096 fw_asyreq(xfer->fc, -1, xfer); 
1097} 
1098 
1099static void 
1100sbp_mgm_callback(struct fw_xfer *xfer) 
1101{ 
1102 struct sbp_dev *sdev; 
1103 int resp; 
1104 
1105 sdev = (struct sbp_dev *)xfer->sc; 
1106 
1107SBP_DEBUG(1) 
1108 sbp_show_sdev_info(sdev, 2); 
1109 printf("sbp_mgm_callback\n"); 
1110END_DEBUG 
1111 resp = xfer->resp; 
1112 sbp_xfer_free(xfer); 
1113#if 0 
1114 if (resp != 0) { 
1115 sbp_show_sdev_info(sdev, 2); 
1116 printf("management ORB failed(%d) ... RESET_START\n", resp); 
1117 sbp_reset_start(sdev); 
1118 } 
1119#endif 
1120 return; 
1121} 
1122 
1123#if defined(__FreeBSD__) 
1124static struct sbp_dev * 
1125sbp_next_dev(struct sbp_target *target, int lun) 
1126{ 
1127 struct sbp_dev **sdevp; 
1128 int i; 
1129 
1130 for (i = lun, sdevp = &target->luns[lun]; i < target->num_lun; 
1131 i++, sdevp++) 
1132 if (*sdevp != NULL && (*sdevp)->status == SBP_DEV_PROBE) 
1133 return(*sdevp); 
1134 return(NULL); 
1135} 
1136 
1137#define SCAN_PRI 1 
1138static void 
1139sbp_cam_scan_lun(struct cam_periph *periph, sbp_scsi_xfer *sxfer) 
1140{ 
1141 struct sbp_target *target; 
1142 struct sbp_dev *sdev; 
1143 
1144 sdev = (struct sbp_dev *) sxfer->ccb_h.ccb_sdev_ptr; 
1145 target = sdev->target; 
1146SBP_DEBUG(0) 
1147 sbp_show_sdev_info(sdev, 2); 
1148 printf("sbp_cam_scan_lun\n"); 
1149END_DEBUG 
1150 if ((SCSI_XFER_ERROR(sxfer) & CAM_STATUS_MASK) == XS_REQ_CMP) { 
1151 sdev->status = SBP_DEV_ATTACHED; 
1152 } else { 
1153 sbp_show_sdev_info(sdev, 2); 
1154 printf("scan failed\n"); 
1155 } 
1156 sdev = sbp_next_dev(target, sdev->lun_id + 1); 
1157 if (sdev == NULL) { 
1158 free(sxfer, M_SBP); 
1159 return; 
1160 } 
1161 /* reuse sxfer */ 
1162 xpt_setup_ccb(&sxfer->ccb_h, sdev->path, SCAN_PRI); 
1163 sxfer->ccb_h.ccb_sdev_ptr = sdev; 
1164 xpt_action(sxfer); 
1165 xpt_release_devq(sdev->path, sdev->freeze, TRUE); 
1166 sdev->freeze = 1; 
1167} 
1168 
1169static void 
1170sbp_cam_scan_target(void *arg) 
1171{ 
1172 struct sbp_target *target = (struct sbp_target *)arg; 
1173 struct sbp_dev *sdev; 
1174 sbp_scsi_xfer *sxfer; 
1175 
1176 sdev = sbp_next_dev(target, 0); 
1177 if (sdev == NULL) { 
1178 printf("sbp_cam_scan_target: nothing to do for target%d\n", 
1179 target->target_id); 
1180 return; 
1181 } 
1182SBP_DEBUG(0) 
1183 sbp_show_sdev_info(sdev, 2); 
1184 printf("sbp_cam_scan_target\n"); 
1185END_DEBUG 
1186 sxfer = malloc(sizeof(sbp_scsi_xfer), M_SBP, M_NOWAIT | M_ZERO); 
1187 if (sxfer == NULL) { 
1188 printf("sbp_cam_scan_target: malloc failed\n"); 
1189 return; 
1190 } 
1191 xpt_setup_ccb(&sxfer->ccb_h, sdev->path, SCAN_PRI); 
1192 sxfer->ccb_h.func_code = XPT_SCAN_LUN; 
1193 sxfer->ccb_h.cbfcnp = sbp_cam_scan_lun; 
1194 sxfer->ccb_h.flags |= CAM_DEV_QFREEZE; 
1195 sxfer->crcn.flags = CAM_FLAG_NONE; 
1196 sxfer->ccb_h.ccb_sdev_ptr = sdev; 
1197 
1198 /* The scan is in progress now. */ 
1199 SBP_LOCK(target->sbp); 
1200 xpt_action(sxfer); 
1201 xpt_release_devq(sdev->path, sdev->freeze, TRUE); 
1202 sdev->freeze = 1; 
1203 SBP_UNLOCK(target->sbp); 
1204} 
1205 
1206static inline void 
1207sbp_scan_dev(struct sbp_dev *sdev) 
1208{ 
1209 sdev->status = SBP_DEV_PROBE; 
1210 fw_callout_reset(&sdev->target->scan_callout, scan_delay * hz / 1000, 
1211 sbp_cam_scan_target, (void *)sdev->target); 
1212} 
1213#elif defined(__NetBSD__) 
1214static void 
1215sbp_scsipi_scan_target(void *arg) 
1216{ 
1217 struct sbp_target *target = (struct sbp_target *)arg; 
1218 struct sbp_softc *sbp = target->sbp; 
1219 struct sbp_dev *sdev; 
1220 struct scsipi_channel *chan = &sbp->sc_channel; 
1221 struct scsibus_softc *sc_bus = device_private(sbp->sc_bus); 
1222 int lun, yet; 
1223 
1224 do { 
1225 tsleep(target, PWAIT|PCATCH, "-", 0); 
1226 yet = 0; 
1227 
1228 for (lun = 0; lun < target->num_lun; lun ++) { 
1229 sdev = target->luns[lun]; 
1230 if (sdev == NULL) 
1231 continue; 
1232 if (sdev->status != SBP_DEV_PROBE) { 
1233 yet ++; 
1234 continue; 
1235 } 
1236 
1237 if (sdev->periph == NULL) { 
1238 if (chan->chan_nluns < target->num_lun) 
1239 chan->chan_nluns = target->num_lun; 
1240 
1241 scsi_probe_bus(sc_bus, 
1242 target->target_id, sdev->lun_id); 
1243 sdev->periph = scsipi_lookup_periph( 
1244 chan, target->target_id, lun); 
1245 } 
1246 sdev->status = SBP_DEV_ATTACHED; 
1247 } 
1248 } while (yet > 0); 
1249 
1250 sbp->lwp = NULL; 
1251 kthread_exit(0); 
1252} 
1253 
1254static inline void 
1255sbp_scan_dev(struct sbp_dev *sdev) 
1256{ 
1257 sdev->status = SBP_DEV_PROBE; 
1258 wakeup(sdev->target); 
1259} 
1260#endif 
1261 
1262 
1263static void 
1264sbp_do_attach(struct fw_xfer *xfer) 
1265{ 
1266 struct sbp_dev *sdev; 
1267 struct sbp_target *target; 
1268 struct sbp_softc *sbp; 
1269 
1270 sdev = (struct sbp_dev *)xfer->sc; 
1271 target = sdev->target; 
1272 sbp = target->sbp; 
1273 
1274SBP_DEBUG(0) 
1275 sbp_show_sdev_info(sdev, 2); 
1276 printf("sbp_do_attach\n"); 
1277END_DEBUG 
1278 sbp_xfer_free(xfer); 
1279 
1280#if defined(__FreeBSD__) 
1281 if (sdev->path == NULL) 
1282 xpt_create_path(&sdev->path, xpt_periph, 
1283 cam_sim_path(target->sbp->sim), 
1284 target->target_id, sdev->lun_id); 
1285 
1286 /* 
1287 * Let CAM scan the bus if we are in the boot process. 
1288 * XXX xpt_scan_bus cannot detect LUN larger than 0 
1289 * if LUN 0 doesn't exists. 
1290 */ 
1291 if (sbp_cold > 0) { 
1292 sdev->status = SBP_DEV_ATTACHED; 
1293 return; 
1294 } 
1295#endif 
1296 
1297 sbp_scan_dev(sdev); 
1298 return; 
1299} 
1300 
1301static void 
1302sbp_agent_reset_callback(struct fw_xfer *xfer) 
1303{ 
1304 struct sbp_dev *sdev; 
1305 
1306 sdev = (struct sbp_dev *)xfer->sc; 
1307SBP_DEBUG(1) 
1308 sbp_show_sdev_info(sdev, 2); 
1309 printf("%s\n", __func__); 
1310END_DEBUG 
1311 if (xfer->resp != 0) { 
1312 sbp_show_sdev_info(sdev, 2); 
1313 printf("%s: resp=%d\n", __func__, xfer->resp); 
1314 } 
1315 
1316 sbp_xfer_free(xfer); 
1317 if (SBP_DEVICE(sdev)) { 
1318 SBP_LOCK(sdev->target->sbp); 
1319 SBP_DEVICE_THAW(sdev, sdev->freeze); 
1320 sdev->freeze = 0; 
1321 SBP_UNLOCK(sdev->target->sbp); 
1322 } 
1323} 
1324 
1325static void 
1326sbp_agent_reset(struct sbp_dev *sdev) 
1327{ 
1328 struct fw_xfer *xfer; 
1329 struct fw_pkt *fp; 
1330 
1331SBP_DEBUG(0) 
1332 sbp_show_sdev_info(sdev, 2); 
1333 printf("sbp_agent_reset\n"); 
1334END_DEBUG 
1335 xfer = sbp_write_cmd(sdev, FWTCODE_WREQQ, 0x04); 
1336 if (xfer == NULL) 
1337 return; 
1338 if (sdev->status == SBP_DEV_ATTACHED || sdev->status == SBP_DEV_PROBE) 
1339 xfer->hand = sbp_agent_reset_callback; 
1340 else 
1341 xfer->hand = sbp_do_attach; 
1342 fp = &xfer->send.hdr; 
1343 fp->mode.wreqq.data = htonl(0xf); 
1344 fw_asyreq(xfer->fc, -1, xfer); 
1345 sbp_abort_all_ocbs(sdev, XS_BDR_SENT); 
1346} 
1347 
1348static void 
1349sbp_busy_timeout_callback(struct fw_xfer *xfer) 
1350{ 
1351 struct sbp_dev *sdev; 
1352 
1353 sdev = (struct sbp_dev *)xfer->sc; 
1354SBP_DEBUG(1) 
1355 sbp_show_sdev_info(sdev, 2); 
1356 printf("sbp_busy_timeout_callback\n"); 
1357END_DEBUG 
1358 sbp_xfer_free(xfer); 
1359 sbp_agent_reset(sdev); 
1360} 
1361 
1362static void 
1363sbp_busy_timeout(struct sbp_dev *sdev) 
1364{ 
1365 struct fw_pkt *fp; 
1366 struct fw_xfer *xfer; 
1367SBP_DEBUG(0) 
1368 sbp_show_sdev_info(sdev, 2); 
1369 printf("sbp_busy_timeout\n"); 
1370END_DEBUG 
1371 xfer = sbp_write_cmd(sdev, FWTCODE_WREQQ, 0); 
1372 
1373 xfer->hand = sbp_busy_timeout_callback; 
1374 fp = &xfer->send.hdr; 
1375 fp->mode.wreqq.dest_hi = 0xffff; 
1376 fp->mode.wreqq.dest_lo = 0xf0000000 | BUSY_TIMEOUT; 
1377 fp->mode.wreqq.data = htonl((1 << (13+12)) | 0xf); 
1378 fw_asyreq(xfer->fc, -1, xfer); 
1379} 
1380 
1381static void 
1382sbp_orb_pointer_callback(struct fw_xfer *xfer) 
1383{ 
1384 struct sbp_dev *sdev; 
1385 sdev = (struct sbp_dev *)xfer->sc; 
1386 
1387SBP_DEBUG(1) 
1388 sbp_show_sdev_info(sdev, 2); 
1389 printf("%s\n", __func__); 
1390END_DEBUG 
1391 if (xfer->resp != 0) { 
1392 /* XXX */ 
1393 printf("%s: xfer->resp = %d\n", __func__, xfer->resp); 
1394 } 
1395 sbp_xfer_free(xfer); 
1396 sdev->flags &= ~ORB_POINTER_ACTIVE; 
1397 
1398 if ((sdev->flags & ORB_POINTER_NEED) != 0) { 
1399 struct sbp_ocb *ocb; 
1400 
1401 sdev->flags &= ~ORB_POINTER_NEED; 
1402 ocb = STAILQ_FIRST(&sdev->ocbs); 
1403 if (ocb != NULL) 
1404 sbp_orb_pointer(sdev, ocb); 
1405 } 
1406 return; 
1407} 
1408 
1409static void 
1410sbp_orb_pointer(struct sbp_dev *sdev, struct sbp_ocb *ocb) 
1411{ 
1412 struct fw_xfer *xfer; 
1413 struct fw_pkt *fp; 
1414SBP_DEBUG(1) 
1415 sbp_show_sdev_info(sdev, 2); 
1416 printf("%s: 0x%08x\n", __func__, (uint32_t)ocb->bus_addr); 
1417END_DEBUG 
1418 
1419 if ((sdev->flags & ORB_POINTER_ACTIVE) != 0) { 
1420SBP_DEBUG(0) 
1421 printf("%s: orb pointer active\n", __func__); 
1422END_DEBUG 
1423 sdev->flags |= ORB_POINTER_NEED; 
1424 return; 
1425 } 
1426 
1427 sdev->flags |= ORB_POINTER_ACTIVE; 
1428 xfer = sbp_write_cmd(sdev, FWTCODE_WREQB, 0x08); 
1429 if (xfer == NULL) 
1430 return; 
1431 xfer->hand = sbp_orb_pointer_callback; 
1432 
1433 fp = &xfer->send.hdr; 
1434 fp->mode.wreqb.len = 8; 
1435 fp->mode.wreqb.extcode = 0; 
1436 xfer->send.payload[0] =  
1437 htonl(((sdev->target->sbp->fd.fc->nodeid | FWLOCALBUS )<< 16)); 
1438 xfer->send.payload[1] = htonl((uint32_t)ocb->bus_addr); 
1439 
1440 if(fw_asyreq(xfer->fc, -1, xfer) != 0){ 
1441 sbp_xfer_free(xfer); 
1442 SCSI_XFER_ERROR(ocb->sxfer) = XS_REQ_INVALID; 
1443 SCSI_TRANSFER_DONE(ocb->sxfer); 
1444 } 
1445} 
1446 
1447static void 
1448sbp_doorbell_callback(struct fw_xfer *xfer) 
1449{ 
1450 struct sbp_dev *sdev; 
1451 sdev = (struct sbp_dev *)xfer->sc; 
1452 
1453SBP_DEBUG(1) 
1454 sbp_show_sdev_info(sdev, 2); 
1455 printf("sbp_doorbell_callback\n"); 
1456END_DEBUG 
1457 if (xfer->resp != 0) { 
1458 /* XXX */ 
1459 printf("%s: xfer->resp = %d\n", __func__, xfer->resp); 
1460 } 
1461 sbp_xfer_free(xfer); 
1462 sdev->flags &= ~ORB_DOORBELL_ACTIVE; 
1463 if ((sdev->flags & ORB_DOORBELL_NEED) != 0) { 
1464 sdev->flags &= ~ORB_DOORBELL_NEED; 
1465 sbp_doorbell(sdev); 
1466 } 
1467 return; 
1468} 
1469 
1470static void 
1471sbp_doorbell(struct sbp_dev *sdev) 
1472{ 
1473 struct fw_xfer *xfer; 
1474 struct fw_pkt *fp; 
1475SBP_DEBUG(1) 
1476 sbp_show_sdev_info(sdev, 2); 
1477 printf("sbp_doorbell\n"); 
1478END_DEBUG 
1479 
1480 if ((sdev->flags & ORB_DOORBELL_ACTIVE) != 0) { 
1481 sdev->flags |= ORB_DOORBELL_NEED; 
1482 return; 
1483 } 
1484 sdev->flags |= ORB_DOORBELL_ACTIVE; 
1485 xfer = sbp_write_cmd(sdev, FWTCODE_WREQQ, 0x10); 
1486 if (xfer == NULL) 
1487 return; 
1488 xfer->hand = sbp_doorbell_callback; 
1489 fp = &xfer->send.hdr; 
1490 fp->mode.wreqq.data = htonl(0xf); 
1491 fw_asyreq(xfer->fc, -1, xfer); 
1492} 
1493 
1494static struct fw_xfer * 
1495sbp_write_cmd(struct sbp_dev *sdev, int tcode, int offset) 
1496{ 
1497 struct fw_xfer *xfer; 
1498 struct fw_pkt *fp; 
1499 struct sbp_target *target; 
1500 int s, new = 0; 
1501 
1502 target = sdev->target; 
1503 s = splfw(); 
1504 xfer = STAILQ_FIRST(&target->xferlist); 
1505 if (xfer == NULL) { 
1506 if (target->n_xfer > 5 /* XXX */) { 
1507 printf("sbp: no more xfer for this target\n"); 
1508 splx(s); 
1509 return(NULL); 
1510 } 
1511 xfer = fw_xfer_alloc_buf(M_SBP, 8, 0); 
1512 if(xfer == NULL){ 
1513 printf("sbp: fw_xfer_alloc_buf failed\n"); 
1514 splx(s); 
1515 return NULL; 
1516 } 
1517 target->n_xfer ++; 
1518 if (debug) 
1519 printf("sbp: alloc %d xfer\n", target->n_xfer); 
1520 new = 1; 
1521 } else { 
1522 STAILQ_REMOVE_HEAD(&target->xferlist, link); 
1523 } 
1524 splx(s); 
1525 
1526 microtime(&xfer->tv); 
1527 
1528 if (new) { 
1529 xfer->recv.pay_len = 0; 
1530 xfer->send.spd = min(sdev->target->fwdev->speed, max_speed); 
1531 xfer->fc = sdev->target->sbp->fd.fc; 
1532 } 
1533 
1534 if (tcode == FWTCODE_WREQB) 
1535 xfer->send.pay_len = 8; 
1536 else 
1537 xfer->send.pay_len = 0; 
1538 
1539 xfer->sc = (void *)sdev; 
1540 fp = &xfer->send.hdr; 
1541 fp->mode.wreqq.dest_hi = sdev->login->cmd_hi; 
1542 fp->mode.wreqq.dest_lo = sdev->login->cmd_lo + offset; 
1543 fp->mode.wreqq.tlrt = 0; 
1544 fp->mode.wreqq.tcode = tcode; 
1545 fp->mode.wreqq.pri = 0; 
1546 fp->mode.wreqq.dst = FWLOCALBUS | sdev->target->fwdev->dst; 
1547 
1548 return xfer; 
1549} 
1550 
1551static void 
1552sbp_mgm_orb(struct sbp_dev *sdev, int func, struct sbp_ocb *aocb) 
1553{ 
1554 struct fw_xfer *xfer; 
1555 struct fw_pkt *fp; 
1556 struct sbp_ocb *ocb; 
1557 struct sbp_target *target; 
1558 int s, nid, dv_unit; 
1559 
1560 target = sdev->target; 
1561 nid = target->sbp->fd.fc->nodeid | FWLOCALBUS; 
1562 dv_unit = fw_get_unit(target->sbp->fd.dev); 
1563 
1564 s = splfw(); 
1565 SBP_LOCK(target->sbp); 
1566 if (func == ORB_FUN_RUNQUEUE) { 
1567 ocb = STAILQ_FIRST(&target->mgm_ocb_queue); 
1568 if (target->mgm_ocb_cur != NULL || ocb == NULL) { 
1569 SBP_UNLOCK(target->sbp); 
1570 splx(s); 
1571 return; 
1572 } 
1573 STAILQ_REMOVE_HEAD(&target->mgm_ocb_queue, ocb); 
1574 SBP_UNLOCK(target->sbp); 
1575 goto start; 
1576 } 
1577 if ((ocb = sbp_get_ocb(sdev)) == NULL) { 
1578 SBP_UNLOCK(target->sbp); 
1579 splx(s); 
1580 /* XXX */ 
1581 return; 
1582 } 
1583 SBP_UNLOCK(target->sbp); 
1584 ocb->flags = OCB_ACT_MGM; 
1585 ocb->sdev = sdev; 
1586 
1587 bzero((void *)ocb->orb, sizeof(ocb->orb)); 
1588 ocb->orb[6] = htonl((nid << 16) | SBP_BIND_HI); 
1589 ocb->orb[7] = htonl(SBP_DEV2ADDR(dv_unit, sdev->lun_id)); 
1590 
1591SBP_DEBUG(0) 
1592 sbp_show_sdev_info(sdev, 2); 
1593 printf("%s\n", orb_fun_name[(func>>16)&0xf]); 
1594END_DEBUG 
1595 switch (func) { 
1596 case ORB_FUN_LGI: 
1597 ocb->orb[0] = ocb->orb[1] = 0; /* password */ 
1598 ocb->orb[2] = htonl(nid << 16); 
1599 ocb->orb[3] = htonl(sdev->dma.bus_addr); 
1600 ocb->orb[4] = htonl(ORB_NOTIFY | sdev->lun_id); 
1601 if (ex_login) 
1602 ocb->orb[4] |= htonl(ORB_EXV); 
1603 ocb->orb[5] = htonl(SBP_LOGIN_SIZE); 
1604 break; 
1605 case ORB_FUN_ATA: 
1606 ocb->orb[0] = htonl((0 << 16) | 0); 
1607 ocb->orb[1] = htonl(aocb->bus_addr & 0xffffffff); 
1608 /* fall through */ 
1609 case ORB_FUN_RCN: 
1610 case ORB_FUN_LGO: 
1611 case ORB_FUN_LUR: 
1612 case ORB_FUN_RST: 
1613 case ORB_FUN_ATS: 
1614 ocb->orb[4] = htonl(ORB_NOTIFY | func | sdev->login->id); 
1615 break; 
1616 } 
1617 
1618 if (target->mgm_ocb_cur != NULL) { 
1619 /* there is a standing ORB */ 
1620 SBP_LOCK(target->sbp); 
1621 STAILQ_INSERT_TAIL(&sdev->target->mgm_ocb_queue, ocb, ocb); 
1622 SBP_UNLOCK(target->sbp); 
1623 splx(s); 
1624 return; 
1625 } 
1626start: 
1627 target->mgm_ocb_cur = ocb; 
1628 splx(s); 
1629 
1630 fw_callout_reset(&target->mgm_ocb_timeout, 5*hz, 
1631 sbp_mgm_timeout, (void *)ocb); 
1632 xfer = sbp_write_cmd(sdev, FWTCODE_WREQB, 0); 
1633 if(xfer == NULL){ 
1634 return; 
1635 } 
1636 xfer->hand = sbp_mgm_callback; 
1637 
1638 fp = &xfer->send.hdr; 
1639 fp->mode.wreqb.dest_hi = sdev->target->mgm_hi; 
1640 fp->mode.wreqb.dest_lo = sdev->target->mgm_lo; 
1641 fp->mode.wreqb.len = 8; 
1642 fp->mode.wreqb.extcode = 0; 
1643 xfer->send.payload[0] = htonl(nid << 16); 
1644 xfer->send.payload[1] = htonl(ocb->bus_addr & 0xffffffff); 
1645SBP_DEBUG(0) 
1646 sbp_show_sdev_info(sdev, 2); 
1647 printf("mgm orb: %08x\n", (uint32_t)ocb->bus_addr); 
1648END_DEBUG 
1649 
1650 /* cache writeback & invalidate(required ORB_FUN_LGI func) */ 
1651 /* when abort_ocb, should sync POST ope ? */ 
1652 fwdma_sync(&sdev->dma, BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE); 
1653 fw_asyreq(xfer->fc, -1, xfer); 
1654} 
1655 
1656static void 
1657sbp_print_scsi_cmd(struct sbp_ocb *ocb) 
1658{ 
1659#if defined(__FreeBSD__) 
1660 struct ccb_scsiio *csio; 
1661 
1662 csio = &ocb->sxfer->csio; 
1663#endif 
1664 printf("%s:%d:%d XPT_SCSI_IO: " 
1665 "cmd: %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x" 
1666 ", flags: 0x%02x, " 
1667 "%db cmd/%db data/%db sense\n", 
1668 fw_get_nameunit(ocb->sdev->target->sbp->fd.dev), 
1669 SCSI_XFER_TARGET(ocb->sxfer), SCSI_XFER_LUN(ocb->sxfer), 
1670 SCSI_XFER_10BCMD_DUMP(ocb->sxfer), 
1671 SCSI_XFER_DIR(ocb->sxfer), 
1672 SCSI_XFER_CMDLEN(ocb->sxfer), SCSI_XFER_DATALEN(ocb->sxfer), 
1673 SCSI_XFER_SENSELEN(ocb->sxfer)); 
1674} 
1675 
1676static void 
1677sbp_scsi_status(struct sbp_status *sbp_status, struct sbp_ocb *ocb) 
1678{ 
1679 struct sbp_cmd_status *sbp_cmd_status; 
1680 scsi3_sense_data_t sense = 
1681 (scsi3_sense_data_t)SCSI_SENSE_DATA(ocb->sxfer); 
1682 
1683 sbp_cmd_status = (struct sbp_cmd_status *)sbp_status->data; 
1684 
1685SBP_DEBUG(0) 
1686 sbp_print_scsi_cmd(ocb); 
1687 /* XXX need decode status */ 
1688 sbp_show_sdev_info(ocb->sdev, 2); 
1689 printf("SCSI status %x sfmt %x valid %x key %x code %x qlfr %x len %d\n", 
1690 sbp_cmd_status->status, 
1691 sbp_cmd_status->sfmt, 
1692 sbp_cmd_status->valid, 
1693 sbp_cmd_status->s_key, 
1694 sbp_cmd_status->s_code, 
1695 sbp_cmd_status->s_qlfr, 
1696 sbp_status->len 
1697 ); 
1698END_DEBUG 
1699 
1700 switch (sbp_cmd_status->status) { 
1701 case SCSI_STATUS_CHECK_COND: 
1702 case SCSI_STATUS_BUSY: 
1703 case SCSI_STATUS_CMD_TERMINATED: 
1704 if(sbp_cmd_status->sfmt == SBP_SFMT_CURR){ 
1705 sense->response_code = SSD_CURRENT_ERROR; 
1706 }else{ 
1707 sense->response_code = SSD_DEFERRED_ERROR; 
1708 } 
1709 if(sbp_cmd_status->valid) 
1710 sense->response_code |= SSD_RESPONSE_CODE_VALID; 
1711 sense->flags = sbp_cmd_status->s_key; 
1712 if(sbp_cmd_status->mark) 
1713 sense->flags |= SSD_FILEMARK; 
1714 if(sbp_cmd_status->eom) 
1715 sense->flags |= SSD_EOM; 
1716 if(sbp_cmd_status->ill_len) 
1717 sense->flags |= SSD_ILI; 
1718 
1719 bcopy(&sbp_cmd_status->info, &sense->information[0], 4); 
1720 
1721 if (sbp_status->len <= 1) 
1722 /* XXX not scsi status. shouldn't be happened */  
1723 sense->asl = 0; 
1724 else if (sbp_status->len <= 4) 
1725 /* add_sense_code(_qual), info, cmd_spec_info */ 
1726 sense->asl = 6; 
1727 else 
1728 /* fru, sense_key_spec */ 
1729 sense->asl = 10; 
1730 
1731 bcopy(&sbp_cmd_status->cdb, &sense->csi[0], 4); 
1732 
1733 sense->asc = sbp_cmd_status->s_code; 
1734 sense->ascq = sbp_cmd_status->s_qlfr; 
1735 sense->fruc = sbp_cmd_status->fru; 
1736 
1737 bcopy(&sbp_cmd_status->s_keydep[0], &sense->sks[0], 3); 
1738 SCSI_XFER_ERROR(ocb->sxfer) = XS_SENSE; 
1739 SCSI_XFER_STATUS(ocb->sxfer) = sbp_cmd_status->status; 
1740/* 
1741{ 
1742 uint8_t j, *tmp; 
1743 tmp = sense; 
1744 for( j = 0 ; j < 32 ; j+=8){ 
1745 printf("sense %02x%02x %02x%02x %02x%02x %02x%02x\n",  
1746 tmp[j], tmp[j+1], tmp[j+2], tmp[j+3], 
1747 tmp[j+4], tmp[j+5], tmp[j+6], tmp[j+7]); 
1748 } 
1749 
1750} 
1751*/ 
1752 break; 
1753 default: 
1754 sbp_show_sdev_info(ocb->sdev, 2); 
1755 printf("sbp_scsi_status: unknown scsi status 0x%x\n", 
1756 sbp_cmd_status->status); 
1757 } 
1758} 
1759 
1760static void 
1761sbp_fix_inq_data(struct sbp_ocb *ocb) 
1762{ 
1763 sbp_scsi_xfer *sxfer = ocb->sxfer; 
1764 struct sbp_dev *sdev; 
1765 scsi3_inquiry_data_t inq = 
1766 (scsi3_inquiry_data_t)SCSI_INQUIRY_DATA(sxfer); 
1767 sdev = ocb->sdev; 
1768 
1769 if (SCSI_XFER_EVPD(sxfer)) 
1770 return; 
1771SBP_DEBUG(1) 
1772 sbp_show_sdev_info(sdev, 2); 
1773 printf("sbp_fix_inq_data\n"); 
1774END_DEBUG 
1775 switch (inq->device & SID_TYPE) { 
1776 case T_DIRECT: 
1777#if 0 
1778 /*  
1779 * XXX Convert Direct Access device to RBC. 
1780 * I've never seen FireWire DA devices which support READ_6. 
1781 */ 
1782 if ((inq->device & SID_TYPE) == T_DIRECT) 
1783 inq->device |= T_RBC; /* T_DIRECT == 0 */ 
1784#endif 
1785 /* fall through */ 
1786 case T_RBC: 
1787 /* 
1788 * Override vendor/product/revision information. 
1789 * Some devices sometimes return strange strings. 
1790 */ 
1791#if 1 
1792 bcopy(sdev->vendor, inq->vendor, sizeof(inq->vendor)); 
1793 bcopy(sdev->product, inq->product, sizeof(inq->product)); 
1794 bcopy(sdev->revision+2, inq->revision, sizeof(inq->revision)); 
1795#endif 
1796 break; 
1797 } 
1798 /* 
1799 * Force to enable/disable tagged queuing. 
1800 * XXX CAM also checks SCP_QUEUE_DQUE flag in the control mode page. 
1801 */ 
1802 if (sbp_tags > 0) 
1803 inq->flags[1] |= SID_CmdQue; 
1804 else if (sbp_tags < 0) 
1805 inq->flags[1] &= ~SID_CmdQue; 
1806 
1807} 
1808 
1809static void 
1810sbp_recv1(struct fw_xfer *xfer) 
1811{ 
1812 struct fw_pkt *rfp; 
1813#if NEED_RESPONSE 
1814 struct fw_pkt *sfp; 
1815#endif 
1816 struct sbp_softc *sbp; 
1817 struct sbp_dev *sdev; 
1818 struct sbp_ocb *ocb; 
1819 struct sbp_login_res *login_res = NULL; 
1820 struct sbp_status *sbp_status; 
1821 struct sbp_target *target; 
1822 int orb_fun, status_valid0, status_valid, l, reset_agent = 0; 
1823 uint32_t addr; 
1824/* 
1825 uint32_t *ld; 
1826 ld = xfer->recv.buf; 
1827printf("sbp %x %d %d %08x %08x %08x %08x\n", 
1828 xfer->resp, xfer->recv.len, xfer->recv.off, ntohl(ld[0]), ntohl(ld[1]), ntohl(ld[2]), ntohl(ld[3])); 
1829printf("sbp %08x %08x %08x %08x\n", ntohl(ld[4]), ntohl(ld[5]), ntohl(ld[6]), ntohl(ld[7])); 
1830printf("sbp %08x %08x %08x %08x\n", ntohl(ld[8]), ntohl(ld[9]), ntohl(ld[10]), ntohl(ld[11])); 
1831*/ 
1832 sbp = (struct sbp_softc *)xfer->sc; 
1833 if (xfer->resp != 0){ 
1834 printf("sbp_recv: xfer->resp = %d\n", xfer->resp); 
1835 goto done0; 
1836 } 
1837 if (xfer->recv.payload == NULL){ 
1838 printf("sbp_recv: xfer->recv.payload == NULL\n"); 
1839 goto done0; 
1840 } 
1841 rfp = &xfer->recv.hdr; 
1842 if(rfp->mode.wreqb.tcode != FWTCODE_WREQB){ 
1843 printf("sbp_recv: tcode = %d\n", rfp->mode.wreqb.tcode); 
1844 goto done0; 
1845 } 
1846 sbp_status = (struct sbp_status *)xfer->recv.payload; 
1847 addr = rfp->mode.wreqb.dest_lo; 
1848SBP_DEBUG(2) 
1849 printf("received address 0x%x\n", addr); 
1850END_DEBUG 
1851 target = &sbp->target; 
1852 l = SBP_ADDR2LUN(addr); 
1853 if (l >= target->num_lun || target->luns[l] == NULL) { 
1854 fw_printf(sbp->fd.dev, 
1855 "sbp_recv1: invalid lun %d (target=%d)\n", 
1856 l, target->target_id); 
1857 goto done0; 
1858 } 
1859 sdev = target->luns[l]; 
1860 
1861 fwdma_sync(&sdev->dma, BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE); 
1862 
1863 ocb = NULL; 
1864 switch (sbp_status->src) { 
1865 case SRC_NEXT_EXISTS: 
1866 case SRC_NO_NEXT: 
1867 /* check mgm_ocb_cur first */ 
1868 ocb = target->mgm_ocb_cur; 
1869 if (ocb != NULL) { 
1870 if (OCB_MATCH(ocb, sbp_status)) { 
1871 fw_callout_stop(&target->mgm_ocb_timeout); 
1872 target->mgm_ocb_cur = NULL; 
1873 break; 
1874 } 
1875 } 
1876 ocb = sbp_dequeue_ocb(sdev, sbp_status); 
1877 if (ocb == NULL) { 
1878 sbp_show_sdev_info(sdev, 2); 
1879#if defined(__DragonFly__) || \ 
1880 (defined(__FreeBSD__) && __FreeBSD_version < 500000) 
1881 printf("No ocb(%lx) on the queue\n", 
1882#else 
1883 printf("No ocb(%x) on the queue\n", 
1884#endif 
1885 ntohl(sbp_status->orb_lo)); 
1886 } 
1887 break; 
1888 case SRC_UNSOL: 
1889 /* unsolicit */ 
1890 sbp_show_sdev_info(sdev, 2); 
1891 printf("unsolicit status received\n"); 
1892 break; 
1893 default: 
1894 sbp_show_sdev_info(sdev, 2); 
1895 printf("unknown sbp_status->src\n"); 
1896 } 
1897 
1898 status_valid0 = (sbp_status->src < 2 
1899 && sbp_status->resp == SBP_REQ_CMP 
1900 && sbp_status->dead == 0); 
1901 status_valid = (status_valid0 && sbp_status->status == 0); 
1902 
1903 if (!status_valid0 || debug > 2){ 
1904 int status; 
1905SBP_DEBUG(0) 
1906 sbp_show_sdev_info(sdev, 2); 
1907 printf("ORB status src:%x resp:%x dead:%x" 
1908#if defined(__DragonFly__) || \ 
1909 (defined(__FreeBSD__) && __FreeBSD_version < 500000) 
1910 " len:%x stat:%x orb:%x%08lx\n", 
1911#else 
1912 " len:%x stat:%x orb:%x%08x\n", 
1913#endif 
1914 sbp_status->src, sbp_status->resp, sbp_status->dead, 
1915 sbp_status->len, sbp_status->status, 
1916 ntohs(sbp_status->orb_hi), ntohl(sbp_status->orb_lo)); 
1917END_DEBUG 
1918 sbp_show_sdev_info(sdev, 2); 
1919 status = sbp_status->status; 
1920 switch(sbp_status->resp) { 
1921 case SBP_REQ_CMP: 
1922 if (status > MAX_ORB_STATUS0) 
1923 printf("%s\n", orb_status0[MAX_ORB_STATUS0]); 
1924 else 
1925 printf("%s\n", orb_status0[status]); 
1926 break; 
1927 case SBP_TRANS_FAIL: 
1928 printf("Obj: %s, Error: %s\n", 
1929 orb_status1_object[(status>>6) & 3], 
1930 orb_status1_serial_bus_error[status & 0xf]); 
1931 break; 
1932 case SBP_ILLE_REQ: 
1933 printf("Illegal request\n"); 
1934 break; 
1935 case SBP_VEND_DEP: 
1936 printf("Vendor dependent\n"); 
1937 break; 
1938 default: 
1939 printf("unknown respose code %d\n", sbp_status->resp); 
1940 } 
1941 } 
1942 
1943 /* we have to reset the fetch agent if it's dead */ 
1944 if (sbp_status->dead) { 
1945 if (SBP_DEVICE(sdev) != NULL) { 
1946 SBP_LOCK(sbp); 
1947 SBP_DEVICE_FREEZE(sdev, 1); 
1948 sdev->freeze ++; 
1949 SBP_UNLOCK(sbp); 
1950 } 
1951 reset_agent = 1; 
1952 } 
1953 
1954 if (ocb == NULL) 
1955 goto done; 
1956 
1957 switch(ntohl(ocb->orb[4]) & ORB_FMT_MSK){ 
1958 case ORB_FMT_NOP: 
1959 break; 
1960 case ORB_FMT_VED: 
1961 break; 
1962 case ORB_FMT_STD: 
1963 switch(ocb->flags) { 
1964 case OCB_ACT_MGM: 
1965 orb_fun = ntohl(ocb->orb[4]) & ORB_FUN_MSK; 
1966 reset_agent = 0; 
1967 switch(orb_fun) { 
1968 case ORB_FUN_LGI: 
1969 login_res = sdev->login; 
1970 login_res->len = ntohs(login_res->len); 
1971 login_res->id = ntohs(login_res->id); 
1972 login_res->cmd_hi = ntohs(login_res->cmd_hi); 
1973 login_res->cmd_lo = ntohl(login_res->cmd_lo); 
1974 if (status_valid) { 
1975SBP_DEBUG(0) 
1976sbp_show_sdev_info(sdev, 2); 
1977printf("login: len %d, ID %d, cmd %08x%08x, recon_hold %d\n", login_res->len, login_res->id, login_res->cmd_hi, login_res->cmd_lo, ntohs(login_res->recon_hold)); 
1978END_DEBUG 
1979 sbp_busy_timeout(sdev); 
1980 } else { 
1981 /* forgot logout? */ 
1982 sbp_show_sdev_info(sdev, 2); 
1983 printf("login failed\n"); 
1984 sdev->status = SBP_DEV_RESET; 
1985 } 
1986 break; 
1987 case ORB_FUN_RCN: 
1988 login_res = sdev->login; 
1989 if (status_valid) { 
1990SBP_DEBUG(0) 
1991sbp_show_sdev_info(sdev, 2); 
1992printf("reconnect: len %d, ID %d, cmd %08x%08x\n", login_res->len, login_res->id, login_res->cmd_hi, login_res->cmd_lo); 
1993END_DEBUG 
1994#if 1 
1995#if defined(__FreeBSD__) 
1996 if (sdev->status == SBP_DEV_ATTACHED) 
1997 sbp_scan_dev(sdev); 
1998 else 
1999#endif 
2000 sbp_agent_reset(sdev); 
2001#else 
2002 sdev->status = SBP_DEV_ATTACHED; 
2003 sbp_mgm_orb(sdev, ORB_FUN_ATS, NULL); 
2004#endif 
2005 } else { 
2006 /* reconnection hold time exceed? */ 
2007SBP_DEBUG(0) 
2008 sbp_show_sdev_info(sdev, 2); 
2009 printf("reconnect failed\n"); 
2010END_DEBUG 
2011 sbp_login(sdev); 
2012 } 
2013 break; 
2014 case ORB_FUN_LGO: 
2015 sdev->status = SBP_DEV_RESET; 
2016 break; 
2017 case ORB_FUN_RST: 
2018 sbp_busy_timeout(sdev); 
2019 break; 
2020 case ORB_FUN_LUR: 
2021 case ORB_FUN_ATA: 
2022 case ORB_FUN_ATS: 
2023 sbp_agent_reset(sdev); 
2024 break; 
2025 default: 
2026 sbp_show_sdev_info(sdev, 2); 
2027 printf("unknown function %d\n", orb_fun); 
2028 break; 
2029 } 
2030 sbp_mgm_orb(sdev, ORB_FUN_RUNQUEUE, NULL); 
2031 break; 
2032 case OCB_ACT_CMD: 
2033 sdev->timeout = 0; 
2034 if(ocb->sxfer != NULL){ 
2035 sbp_scsi_xfer *sxfer = ocb->sxfer; 
2036/* 
2037 uint32_t *ld = SCSI_XFER_DATA(ocb->sxfer); 
2038 if(ld != NULL && 
2039 SCSI_XFER_DATALEN(ocb->sxfer) != 0) 
2040 printf("ptr %08x %08x %08x %08x\n", ld[0], ld[1], ld[2], ld[3]); 
2041 else 
2042 printf("ptr NULL\n"); 
2043printf("len %d\n", sbp_status->len); 
2044*/ 
2045 if(sbp_status->len > 1){ 
2046 sbp_scsi_status(sbp_status, ocb); 
2047 }else{ 
2048 if(sbp_status->resp != SBP_REQ_CMP){ 
2049 SCSI_XFER_ERROR(sxfer) = 
2050 XS_REQ_CMP_ERR; 
2051 }else{ 
2052 SCSI_XFER_ERROR(sxfer) = 
2053 XS_REQ_CMP; 
2054 SCSI_XFER_REQUEST_COMPLETE( 
2055 sxfer); 
2056 } 
2057 } 
2058 /* fix up inq data */ 
2059 if (SCSI_XFER_OPECODE(sxfer) == INQUIRY) 
2060 sbp_fix_inq_data(ocb); 
2061 SBP_LOCK(sbp); 
2062 SCSI_TRANSFER_DONE(sxfer); 
2063 SBP_UNLOCK(sbp); 
2064 } 
2065 break; 
2066 default: 
2067 break; 
2068 } 
2069 } 
2070 
2071 if (!use_doorbell) 
2072 sbp_free_ocb(sdev, ocb); 
2073done: 
2074 if (reset_agent) 
2075 sbp_agent_reset(sdev); 
2076 
2077done0: 
2078 xfer->recv.pay_len = SBP_RECV_LEN; 
2079/* The received packet is usually small enough to be stored within 
2080 * the buffer. In that case, the controller return ack_complete and 
2081 * no respose is necessary. 
2082 * 
2083 * XXX fwohci.c and firewire.c should inform event_code such as  
2084 * ack_complete or ack_pending to upper driver. 
2085 */ 
2086#if NEED_RESPONSE 
2087 xfer->send.off = 0; 
2088 sfp = (struct fw_pkt *)xfer->send.buf; 
2089 sfp->mode.wres.dst = rfp->mode.wreqb.src; 
2090 xfer->dst = sfp->mode.wres.dst; 
2091 xfer->spd = min(sdev->target->fwdev->speed, max_speed); 
2092 xfer->hand = sbp_loginres_callback; 
2093 
2094 sfp->mode.wres.tlrt = rfp->mode.wreqb.tlrt; 
2095 sfp->mode.wres.tcode = FWTCODE_WRES; 
2096 sfp->mode.wres.rtcode = 0; 
2097 sfp->mode.wres.pri = 0; 
2098 
2099 fw_asyreq(xfer->fc, -1, xfer); 
2100#else 
2101 /* recycle */ 
2102 STAILQ_INSERT_TAIL(&sbp->fwb.xferlist, xfer, link); 
2103#endif 
2104 
2105 return; 
2106 
2107} 
2108 
2109static void 
2110sbp_recv(struct fw_xfer *xfer) 
2111{ 
2112 int s; 
2113 
2114 s = splfwsbp(); 
2115 sbp_recv1(xfer); 
2116 splx(s); 
2117} 
2118/* 
2119 * sbp_attach() 
2120 */ 
2121FW_ATTACH(sbp) 
2122{ 
2123 FW_ATTACH_START(sbp, sbp, fwa); 
2124 int dv_unit, error, s; 
2125 struct firewire_comm *fc; 
2126 SBP_ATTACH_START; 
2127 
2128 if (DFLTPHYS > SBP_MAXPHYS) 
2129 fw_printf(sbp->fd.dev, 
2130 "Warning, DFLTPHYS(%dKB) is larger than " 
2131 "SBP_MAXPHYS(%dKB).\n", DFLTPHYS / 1024, 
2132 SBP_MAXPHYS / 1024); 
2133SBP_DEBUG(0) 
2134 printf("sbp_attach (cold=%d)\n", cold); 
2135END_DEBUG 
2136 
2137 if (cold) 
2138 sbp_cold ++; 
2139 sbp->fd.fc = fc = fwa->fc; 
2140 fw_mtx_init(&sbp->mtx, "sbp", NULL, MTX_DEF); 
2141 
2142 if (max_speed < 0) 
2143 max_speed = fc->speed; 
2144 
2145 error = fw_bus_dma_tag_create(/*parent*/fc->dmat, 
2146 /* XXX shoud be 4 for sane backend? */ 
2147 /*alignment*/1, 
2148 /*boundary*/0, 
2149 /*lowaddr*/BUS_SPACE_MAXADDR_32BIT, 
2150 /*highaddr*/BUS_SPACE_MAXADDR, 
2151 /*filter*/NULL, /*filterarg*/NULL, 
2152 /*maxsize*/0x100000, /*nsegments*/SBP_IND_MAX, 
2153 /*maxsegsz*/SBP_SEG_MAX, 
2154 /*flags*/BUS_DMA_ALLOCNOW, 
2155 /*lockfunc*/busdma_lock_mutex, 
2156 /*lockarg*/&sbp->mtx, 
2157 &sbp->dmat); 
2158 if (error != 0) { 
2159 printf("sbp_attach: Could not allocate DMA tag " 
2160 "- error %d\n", error); 
2161 FW_ATTACH_RETURN(ENOMEM); 
2162 } 
2163 
2164#if defined(__FreeBSD__) 
2165 devq = cam_simq_alloc(/*maxopenings*/SBP_NUM_OCB); 
2166 if (devq == NULL) 
2167 return (ENXIO); 
2168#endif 
2169 
2170 sbp->target.fwdev = NULL; 
2171 sbp->target.luns = NULL; 
2172 
2173 if (sbp_alloc_target(sbp, fwa->fwdev) == NULL) 
2174 FW_ATTACH_RETURN(ENXIO); 
2175 
2176 SBP_SCSIBUS_ATTACH; 
2177 
2178 /* We reserve 16 bit space (4 bytes X 64 unit X 256 luns) */ 
2179 dv_unit = fw_get_unit(sbp->fd.dev); 
2180 sbp->fwb.start = SBP_DEV2ADDR(dv_unit, 0); 
2181 sbp->fwb.end = SBP_DEV2ADDR(dv_unit, -1); 
2182 /* pre-allocate xfer */ 
2183 STAILQ_INIT(&sbp->fwb.xferlist); 
2184 fw_xferlist_add(&sbp->fwb.xferlist, M_SBP, 
2185 /*send*/ 0, /*recv*/ SBP_RECV_LEN, SBP_NUM_OCB/2, 
2186 fc, (void *)sbp, sbp_recv); 
2187 fw_bindadd(fc, &sbp->fwb); 
2188 
2189 sbp->fd.post_busreset = sbp_post_busreset; 
2190 sbp->fd.post_explore = sbp_post_explore; 
2191 
2192 if (fc->status != FWBUSNOTREADY) { 
2193 s = splfw(); 
2194 sbp_post_busreset((void *)sbp); 
2195 sbp_post_explore((void *)sbp); 
2196 splx(s); 
2197 } 
2198 
2199 FW_ATTACH_RETURN(0); 
2200#if defined(__FreeBSD__) 
2201fail: 
2202 SBP_UNLOCK(sbp); 
2203 cam_sim_free(sbp->sim, /*free_devq*/TRUE); 
2204 return (ENXIO); 
2205#endif 
2206} 
2207 
2208static int 
2209sbp_logout_all(struct sbp_softc *sbp) 
2210{ 
2211 struct sbp_target *target; 
2212 struct sbp_dev *sdev; 
2213 int i; 
2214 
2215SBP_DEBUG(0) 
2216 printf("sbp_logout_all\n"); 
2217END_DEBUG 
2218 target = &sbp->target; 
2219 if (target->luns != NULL) 
2220 for (i = 0; i < target->num_lun; i++) { 
2221 sdev = target->luns[i]; 
2222 if (sdev == NULL) 
2223 continue; 
2224 fw_callout_stop(&sdev->login_callout); 
2225 if (sdev->status >= SBP_DEV_TOATTACH && 
2226 sdev->status <= SBP_DEV_ATTACHED) 
2227 sbp_mgm_orb(sdev, ORB_FUN_LGO, NULL); 
2228 } 
2229 
2230 return 0; 
2231} 
2232 
2233#if defined(__FreeBSD__) 
2234static int 
2235sbp_shutdown(device_t dev) 
2236{ 
2237 struct sbp_softc *sbp = ((struct sbp_softc *)device_get_softc(dev)); 
2238 
2239 sbp_logout_all(sbp); 
2240 return (0); 
2241} 
2242#endif 
2243 
2244static void 
2245sbp_free_sdev(struct sbp_dev *sdev) 
2246{ 
2247 int i; 
2248 
2249 if (sdev == NULL) 
2250 return; 
2251 for (i = 0; i < SBP_QUEUE_LEN; i++) 
2252 fw_bus_dmamap_destroy(sdev->target->sbp->dmat, 
2253 sdev->ocb[i].dmamap); 
2254 fwdma_free(sdev->target->sbp->fd.fc, &sdev->dma); 
2255 free(sdev, M_SBP); 
2256} 
2257 
2258static void 
2259sbp_free_target(struct sbp_target *target) 
2260{ 
2261 struct sbp_softc *sbp; 
2262 struct fw_xfer *xfer, *next; 
2263 int i; 
2264 
2265 if (target->luns == NULL) 
2266 return; 
2267 fw_callout_stop(&target->mgm_ocb_timeout); 
2268 sbp = target->sbp; 
2269 for (i = 0; i < target->num_lun; i++) 
2270 sbp_free_sdev(target->luns[i]); 
2271 
2272 for (xfer = STAILQ_FIRST(&target->xferlist); 
2273 xfer != NULL; xfer = next) { 
2274 next = STAILQ_NEXT(xfer, link); 
2275 fw_xfer_free_buf(xfer); 
2276 } 
2277 STAILQ_INIT(&target->xferlist); 
2278 free(target->luns, M_SBP); 
2279 target->num_lun = 0; 
2280 target->luns = NULL; 
2281 target->fwdev = NULL; 
2282} 
2283 
2284FW_DETACH(sbp) 
2285{ 
2286 FW_DETACH_START(sbp, sbp); 
2287 struct firewire_comm *fc = sbp->fd.fc; 
2288 int i; 
2289 
2290SBP_DEBUG(0) 
2291 printf("sbp_detach\n"); 
2292END_DEBUG 
2293 
2294 SBP_DETACH_TARGET(&sbp->target); 
2295#if defined(__FreeBSD__) 
2296 SBP_LOCK(sbp); 
2297 xpt_async(AC_LOST_DEVICE, sbp->path, NULL); 
2298 xpt_free_path(sbp->path); 
2299 xpt_bus_deregister(cam_sim_path(sbp->sim)); 
2300 cam_sim_free(sbp->sim, /*free_devq*/ TRUE), 
2301 SBP_UNLOCK(sbp); 
2302#endif 
2303 
2304 sbp_logout_all(sbp); 
2305 
2306 /* XXX wait for logout completion */ 
2307 tsleep(&i, FWPRI, "sbpdtc", hz/2); 
2308 
2309 sbp_free_target(&sbp->target); 
2310 
2311 fw_bindremove(fc, &sbp->fwb); 
2312 fw_xferlist_remove(&sbp->fwb.xferlist); 
2313 
2314 fw_bus_dma_tag_destroy(sbp->dmat); 
2315 fw_mtx_destroy(&sbp->mtx); 
2316 
2317 return (0); 
2318} 
2319 
2320#if defined(__FreeBSD__) 
2321static void 
2322sbp_cam_detach_sdev(struct sbp_dev *sdev) 
2323{ 
2324 if (sdev == NULL) 
2325 return; 
2326 if (sdev->status == SBP_DEV_DEAD) 
2327 return; 
2328 if (sdev->status == SBP_DEV_RESET) 
2329 return; 
2330 sbp_abort_all_ocbs(sdev, CAM_DEV_NOT_THERE); 
2331 if (sdev->path) { 
2332 SBP_LOCK(sdev->target->sbp); 
2333 xpt_release_devq(sdev->path, 
2334 sdev->freeze, TRUE); 
2335 sdev->freeze = 0; 
2336 xpt_async(AC_LOST_DEVICE, sdev->path, NULL); 
2337 xpt_free_path(sdev->path); 
2338 sdev->path = NULL; 
2339 SBP_UNLOCK(sdev->target->sbp); 
2340 } 
2341} 
2342 
2343static void 
2344sbp_cam_detach_target(struct sbp_target *target) 
2345{ 
2346 int i; 
2347 
2348 if (target->luns != NULL) { 
2349SBP_DEBUG(0) 
2350 printf("sbp_detach_target %d\n", target->target_id); 
2351END_DEBUG 
2352 fw_callout_stop(&target->scan_callout); 
2353 for (i = 0; i < target->num_lun; i++) 
2354 sbp_cam_detach_sdev(target->luns[i]); 
2355 } 
2356} 
2357#elif defined(__NetBSD__) 
2358static void 
2359sbp_scsipi_detach_sdev(struct sbp_dev *sdev) 
2360{ 
2361 struct sbp_target *target; 
2362 struct sbp_softc *sbp; 
2363 
2364 if (sdev == NULL) 
2365 return; 
2366 
2367 target = sdev->target; 
2368 if (target == NULL) 
2369 return; 
2370 
2371 sbp = target->sbp; 
2372 
2373 if (sdev->status == SBP_DEV_DEAD) 
2374 return; 
2375 if (sdev->status == SBP_DEV_RESET) 
2376 return; 
2377 if (sdev->periph) { 
2378 scsipi_periph_thaw(sdev->periph, sdev->freeze); 
2379 scsipi_channel_thaw(&sbp->sc_channel, 0); /* XXXX */ 
2380 sdev->freeze = 0; 
2381 if (scsipi_target_detach(&sbp->sc_channel, 
2382 target->target_id, sdev->lun_id, DETACH_FORCE) != 0) { 
2383 sbp_show_sdev_info(sdev, 2); 
2384 printf("detach failed\n"); 
2385 } 
2386 sdev->periph = NULL; 
2387 } 
2388 sbp_abort_all_ocbs(sdev, XS_DEV_NOT_THERE); 
2389} 
2390 
2391static void 
2392sbp_scsipi_detach_target(struct sbp_target *target) 
2393{ 
2394 struct sbp_softc *sbp = target->sbp; 
2395 int i; 
2396 
2397 if (target->luns != NULL) { 
2398SBP_DEBUG(0) 
2399 printf("sbp_detach_target %d\n", target->target_id); 
2400END_DEBUG 
2401 fw_callout_stop(&target->scan_callout); 
2402 for (i = 0; i < target->num_lun; i++) 
2403 sbp_scsipi_detach_sdev(target->luns[i]); 
2404 if (config_detach(sbp->sc_bus, DETACH_FORCE) != 0) 
2405 fw_printf(sbp->fd.dev, "%d detach failed\n", 
2406 target->target_id); 
2407 sbp->sc_bus = NULL; 
2408 } 
2409} 
2410#endif 
2411 
2412static void 
2413sbp_target_reset(struct sbp_dev *sdev, int method) 
2414{ 
2415 int i; 
2416 struct sbp_target *target = sdev->target; 
2417 struct sbp_dev *tsdev; 
2418 
2419 for (i = 0; i < target->num_lun; i++) { 
2420 tsdev = target->luns[i]; 
2421 if (tsdev == NULL) 
2422 continue; 
2423 if (tsdev->status == SBP_DEV_DEAD) 
2424 continue; 
2425 if (tsdev->status == SBP_DEV_RESET) 
2426 continue; 
2427 SBP_LOCK(target->sbp); 
2428 SBP_DEVICE_FREEZE(tsdev, 1); 
2429 tsdev->freeze ++; 
2430 SBP_UNLOCK(target->sbp); 
2431 sbp_abort_all_ocbs(tsdev, XS_CMD_TIMEOUT); 
2432 if (method == 2) 
2433 tsdev->status = SBP_DEV_LOGIN; 
2434 } 
2435 switch(method) { 
2436 case 1: 
2437 printf("target reset\n"); 
2438 sbp_mgm_orb(sdev, ORB_FUN_RST, NULL); 
2439 break; 
2440 case 2: 
2441 printf("reset start\n"); 
2442 sbp_reset_start(sdev); 
2443 break; 
2444 } 
2445  
2446} 
2447 
2448static void 
2449sbp_mgm_timeout(void *arg) 
2450{ 
2451 struct sbp_ocb *ocb = (struct sbp_ocb *)arg; 
2452 struct sbp_dev *sdev = ocb->sdev; 
2453 struct sbp_target *target = sdev->target; 
2454 
2455 sbp_show_sdev_info(sdev, 2); 
2456 printf("request timeout(mgm orb:0x%08x) ... ", 
2457 (uint32_t)ocb->bus_addr); 
2458 target->mgm_ocb_cur = NULL; 
2459 sbp_free_ocb(sdev, ocb); 
2460#if 0 
2461 /* XXX */ 
2462 printf("run next request\n"); 
2463 sbp_mgm_orb(sdev, ORB_FUN_RUNQUEUE, NULL); 
2464#endif 
2465#if 1 
2466 printf("reset start\n"); 
2467 sbp_reset_start(sdev); 
2468#endif 
2469} 
2470 
2471static void 
2472sbp_timeout(void *arg) 
2473{ 
2474 struct sbp_ocb *ocb = (struct sbp_ocb *)arg; 
2475 struct sbp_dev *sdev = ocb->sdev; 
2476 
2477 sbp_show_sdev_info(sdev, 2); 
2478 printf("request timeout(cmd orb:0x%08x) ... ", 
2479 (uint32_t)ocb->bus_addr); 
2480 
2481 sdev->timeout ++; 
2482 switch(sdev->timeout) { 
2483 case 1: 
2484 printf("agent reset\n"); 
2485 SBP_LOCK(sdev->target->sbp); 
2486 SBP_DEVICE_FREEZE(sdev, 1); 
2487 sdev->freeze ++; 
2488 SBP_UNLOCK(sdev->target->sbp); 
2489 sbp_abort_all_ocbs(sdev, XS_CMD_TIMEOUT); 
2490 sbp_agent_reset(sdev); 
2491 break; 
2492 case 2: 
2493 case 3: 
2494 sbp_target_reset(sdev, sdev->timeout - 1); 
2495 break; 
2496#if 0 
2497 default: 
2498 /* XXX give up */ 
2499 SBP_DETACH_TARGET(target); 
2500 if (target->luns != NULL) 
2501 free(target->luns, M_SBP); 
2502 target->num_lun = 0; 
2503 target->luns = NULL; 
2504 target->fwdev = NULL; 
2505#endif 
2506 } 
2507} 
2508 
2509static void 
2510sbp_action1(struct sbp_softc *sbp, sbp_scsi_xfer *sxfer) 
2511{ 
2512 
2513 struct sbp_target *target = NULL; 
2514 struct sbp_dev *sdev = NULL; 
2515 
2516 /* target:lun -> sdev mapping */ 
2517 if (sbp != NULL) { 
2518 target = &sbp->target; 
2519 if (target->fwdev != NULL 
2520 && NOT_LUN_WILDCARD(SCSI_XFER_LUN(sxfer)) 
2521 && SCSI_XFER_LUN(sxfer) < target->num_lun) { 
2522 sdev = target->luns[SCSI_XFER_LUN(sxfer)]; 
2523 if (sdev != NULL && sdev->status != SBP_DEV_ATTACHED && 
2524 sdev->status != SBP_DEV_PROBE) 
2525 sdev = NULL; 
2526 } 
2527 } 
2528 
2529SBP_DEBUG(1) 
2530 if (sdev == NULL) 
2531 printf("invalid target %d lun %d\n", 
2532 SCSI_XFER_TARGET(sxfer), SCSI_XFER_LUN(sxfer)); 
2533END_DEBUG 
2534 
2535 switch (SCSI_XFER_FUNCCODE(sxfer)) { 
2536 case XPT_SCSI_IO: 
2537#if defined(__FreeBSD__) 
2538 case XPT_RESET_DEV: 
2539 case XPT_GET_TRAN_SETTINGS: 
2540 case XPT_SET_TRAN_SETTINGS: 
2541 case XPT_CALC_GEOMETRY: 
2542#endif 
2543 if (sdev == NULL) { 
2544SBP_DEBUG(1) 
2545 printf("%s:%d:%d:func_code 0x%04x: " 
2546 "Invalid target (target needed)\n", 
2547 sbp ? fw_get_nameunit(sbp->fd.dev) : "???", 
2548 SCSI_XFER_TARGET(sxfer), SCSI_XFER_LUN(sxfer), 
2549 SCSI_XFER_FUNCCODE(sxfer)); 
2550END_DEBUG 
2551 
2552 SCSI_XFER_ERROR(sxfer) = XS_DEV_NOT_THERE; 
2553 SCSI_TRANSFER_DONE(sxfer); 
2554 return; 
2555 } 
2556 break; 
2557#if defined(__FreeBSD__) 
2558 case XPT_PATH_INQ: 
2559 case XPT_NOOP: 
2560 /* The opcodes sometimes aimed at a target (sc is valid), 
2561 * sometimes aimed at the SIM (sc is invalid and target is 
2562 * CAM_TARGET_WILDCARD) 
2563 */ 
2564 if (sbp == NULL &&  
2565 sxfer->ccb_h.target_id != CAM_TARGET_WILDCARD) { 
2566SBP_DEBUG(0) 
2567 printf("%s:%d:%d func_code 0x%04x: " 
2568 "Invalid target (no wildcard)\n", 
2569 fw_get_nameunit(sbp->fd.dev), 
2570 sxfer->ccb_h.target_id, sxfer->ccb_h.target_lun, 
2571 sxfer->ccb_h.func_code); 
2572END_DEBUG 
2573 SCSI_XFER_ERROR(sxfer) = XS_DEV_NOT_THERE; 
2574 SCSI_TRANSFER_DONE(sxfer); 
2575 return; 
2576 } 
2577 break; 
2578#endif 
2579 default: 
2580 /* XXX Hm, we should check the input parameters */ 
2581 break; 
2582 } 
2583 
2584 switch (SCSI_XFER_FUNCCODE(sxfer)) { 
2585 case XPT_SCSI_IO: 
2586 { 
2587 struct sbp_ocb *ocb; 
2588 int speed; 
2589 void *cdb; 
2590 fw_mtx_assert(sim->mtx, MA_OWNED); 
2591 
2592SBP_DEBUG(2) 
2593 printf("%s:%d:%d XPT_SCSI_IO: " 
2594 "cmd: %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x" 
2595 ", flags: 0x%02x, " 
2596 "%db cmd/%db data/%db sense\n", 
2597 fw_get_nameunit(sbp->fd.dev), 
2598 SCSI_XFER_TARGET(sxfer), SCSI_XFER_LUN(sxfer), 
2599 SCSI_XFER_10BCMD_DUMP(sxfer), 
2600 SCSI_XFER_DIR(sxfer), 
2601 SCSI_XFER_CMDLEN(sxfer), SCSI_XFER_DATALEN(sxfer), 
2602 SCSI_XFER_SENSELEN(sxfer)); 
2603END_DEBUG 
2604 if(sdev == NULL){ 
2605 SCSI_XFER_ERROR(sxfer) = XS_DEV_NOT_THERE; 
2606 SCSI_TRANSFER_DONE(sxfer); 
2607 return; 
2608 } 
2609#if 0 
2610 /* if we are in probe stage, pass only probe commands */ 
2611 if (sdev->status == SBP_DEV_PROBE) { 
2612 char *name; 
2613 name = xpt_path_periph(sxfer->ccb_h.path)->periph_name; 
2614 printf("probe stage, periph name: %s\n", name); 
2615 if (strcmp(name, "probe") != 0) { 
2616 SCSI_XFER_ERROR(sxfer) = XS_REQUEUE_REQ; 
2617 SCSI_TRANSFER_DONE(sxfer); 
2618 return; 
2619 } 
2620 } 
2621#endif 
2622 if ((ocb = sbp_get_ocb(sdev)) == NULL) { 
2623 SCSI_XFER_ERROR(sxfer) = XS_REQUEUE_REQ; 
2624 if (sdev->freeze == 0) { 
2625 SBP_LOCK(sdev->target->sbp); 
2626 SBP_DEVICE_FREEZE(sdev, 1); 
2627 sdev->freeze ++; 
2628 SBP_UNLOCK(sdev->target->sbp); 
2629 } 
2630 SCSI_TRANSFER_DONE(sxfer); 
2631 return; 
2632 } 
2633 
2634 ocb->flags = OCB_ACT_CMD; 
2635 ocb->sdev = sdev; 
2636 ocb->sxfer = sxfer; 
2637#if defined(__FreeBSD__) 
2638 sxfer->ccb_h.ccb_sdev_ptr = sdev; 
2639#endif 
2640 ocb->orb[0] = htonl(1 << 31); 
2641 ocb->orb[1] = 0; 
2642 ocb->orb[2] = htonl(((sbp->fd.fc->nodeid | FWLOCALBUS )<< 16) ); 
2643 ocb->orb[3] = htonl(ocb->bus_addr + IND_PTR_OFFSET); 
2644 speed = min(target->fwdev->speed, max_speed); 
2645 ocb->orb[4] = htonl(ORB_NOTIFY | ORB_CMD_SPD(speed) 
2646 | ORB_CMD_MAXP(speed + 7)); 
2647 if(SCSI_XFER_DIR(sxfer) == SCSI_XFER_DATA_IN){ 
2648 ocb->orb[4] |= htonl(ORB_CMD_IN); 
2649 } 
2650 
2651 if (CAM_XFER_FLAGS(sxfer) & CAM_SCATTER_VALID) 
2652 printf("sbp: CAM_SCATTER_VALID\n"); 
2653 if (CAM_XFER_FLAGS(sxfer) & CAM_DATA_PHYS) 
2654 printf("sbp: CAM_DATA_PHYS\n"); 
2655 
2656 cdb = SCSI_XFER_CMD(sxfer); 
2657 bcopy(cdb, (void *)&ocb->orb[5], SCSI_XFER_CMDLEN(sxfer)); 
2658/* 
2659printf("ORB %08x %08x %08x %08x\n", ntohl(ocb->orb[0]), ntohl(ocb->orb[1]), ntohl(ocb->orb[2]), ntohl(ocb->orb[3])); 
2660printf("ORB %08x %08x %08x %08x\n", ntohl(ocb->orb[4]), ntohl(ocb->orb[5]), ntohl(ocb->orb[6]), ntohl(ocb->orb[7])); 
2661*/ 
2662 if (SCSI_XFER_DATALEN(sxfer) > 0) { 
2663 int s, error; 
2664 
2665 s = splsoftvm(); 
2666 error = fw_bus_dmamap_load(/*dma tag*/sbp->dmat, 
2667 /*dma map*/ocb->dmamap, 
2668 SCSI_XFER_DATA(sxfer), 
2669 SCSI_XFER_DATALEN(sxfer), 
2670 sbp_execute_ocb, 
2671 ocb, 
2672 /*flags*/0); 
2673 splx(s); 
2674 if (error) 
2675 printf("sbp: bus_dmamap_load error %d\n", error); 
2676 } else 
2677 sbp_execute_ocb(ocb, NULL, 0, 0); 
2678 break; 
2679 } 
2680#if defined(__FreeBSD__) 
2681 case XPT_CALC_GEOMETRY: 
2682 { 
2683 struct ccb_calc_geometry *ccg; 
2684#if defined(__DragonFly__) || __FreeBSD_version < 501100 
2685 uint32_t size_mb; 
2686 uint32_t secs_per_cylinder; 
2687 int extended = 1; 
2688#endif 
2689 
2690 ccg = &sxfer->ccg; 
2691 if (ccg->block_size == 0) { 
2692 printf("sbp_action1: block_size is 0.\n"); 
2693 SCSI_XFER_ERROR(sxfer) = XS_REQ_INVALID; 
2694 SCSI_TRANSFER_DONE(sxfer); 
2695 break; 
2696 } 
2697SBP_DEBUG(1) 
2698 printf("%s:%d:%d:%d:XPT_CALC_GEOMETRY: " 
2699#if defined(__DragonFly__) || __FreeBSD_version < 500000 
2700 "Volume size = %d\n", 
2701#else 
2702 "Volume size = %jd\n", 
2703#endif 
2704 fw_get_nameunit(sbp->fd.dev), 
2705 cam_sim_path(sbp->sim), 
2706 sxfer->ccb_h.target_id, sxfer->ccb_h.target_lun, 
2707#if defined(__FreeBSD__) && __FreeBSD_version >= 500000 
2708 (uintmax_t) 
2709#endif 
2710 ccg->volume_size); 
2711END_DEBUG 
2712 
2713#if defined(__DragonFly__) || __FreeBSD_version < 501100 
2714 size_mb = ccg->volume_size 
2715 / ((1024L * 1024L) / ccg->block_size); 
2716 
2717 if (size_mb > 1024 && extended) { 
2718 ccg->heads = 255; 
2719 ccg->secs_per_track = 63; 
2720 } else { 
2721 ccg->heads = 64; 
2722 ccg->secs_per_track = 32; 
2723 } 
2724 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 
2725 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 
2726 SCSI_XFER_ERROR(sxfer) = XS_REQ_CMP; 
2727#else 
2728 cam_calc_geometry(ccg, /*extended*/1); 
2729#endif 
2730 SCSI_TRANSFER_DONE(sxfer); 
2731 break; 
2732 } 
2733 case XPT_RESET_BUS: /* Reset the specified SCSI bus */ 
2734 { 
2735 
2736SBP_DEBUG(1) 
2737 printf("%s:%d:XPT_RESET_BUS: \n", 
2738 fw_get_nameunit(sbp->fd.dev), cam_sim_path(sbp->sim)); 
2739END_DEBUG 
2740 
2741 SCSI_XFER_ERROR(sxfer) = XS_REQ_INVALID; 
2742 SCSI_TRANSFER_DONE(sxfer); 
2743 break; 
2744 } 
2745 case XPT_PATH_INQ: /* Path routing inquiry */ 
2746 { 
2747 struct ccb_pathinq *cpi = &sxfer->cpi; 
2748 struct cam_sim *sim = sbp->sim; 
2749  
2750SBP_DEBUG(1) 
2751 printf("%s:%d:%d XPT_PATH_INQ:.\n", 
2752 fw_get_nameunit(sbp->fd.dev), 
2753 sxfer->ccb_h.target_id, sxfer->ccb_h.target_lun); 
2754END_DEBUG 
2755 cpi->version_num = 1; /* XXX??? */ 
2756 cpi->hba_inquiry = PI_TAG_ABLE; 
2757 cpi->target_sprt = 0; 
2758 cpi->hba_misc = PIM_NOBUSRESET | PIM_NO_6_BYTE; 
2759 cpi->hba_eng_cnt = 0; 
2760 cpi->max_target = SBP_NUM_TARGETS - 1; 
2761 cpi->max_lun = SBP_NUM_LUNS - 1; 
2762 cpi->initiator_id = SBP_INITIATOR; 
2763 cpi->bus_id = sim->bus_id; 
2764 cpi->base_transfer_speed = 400 * 1000 / 8; 
2765 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 
2766 strncpy(cpi->hba_vid, "SBP", HBA_IDLEN); 
2767 strncpy(cpi->dev_name, sim->sim_name, DEV_IDLEN); 
2768 cpi->unit_number = sim->unit_number; 
2769 cpi->transport = XPORT_SPI; /* XX should havea FireWire */ 
2770 cpi->transport_version = 2; 
2771 cpi->protocol = PROTO_SCSI; 
2772 cpi->protocol_version = SCSI_REV_2; 
2773 
2774 SCSI_XFER_ERROR(cpi) = XS_REQ_CMP; 
2775 SCSI_TRANSFER_DONE(sxfer); 
2776 break; 
2777 } 
2778 case XPT_GET_TRAN_SETTINGS: 
2779 { 
2780 struct ccb_trans_settings *cts = &sxfer->cts; 
2781 struct ccb_trans_settings_scsi *scsi = 
2782 &cts->proto_specific.scsi; 
2783 struct ccb_trans_settings_spi *spi = 
2784 &cts->xport_specific.spi; 
2785 
2786 cts->protocol = PROTO_SCSI; 
2787 cts->protocol_version = SCSI_REV_2; 
2788 cts->transport = XPORT_SPI; /* should have a FireWire */ 
2789 cts->transport_version = 2; 
2790 spi->valid = CTS_SPI_VALID_DISC; 
2791 spi->flags = CTS_SPI_FLAGS_DISC_ENB; 
2792 scsi->valid = CTS_SCSI_VALID_TQ; 
2793 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 
2794SBP_DEBUG(1) 
2795 printf("%s:%d:%d XPT_GET_TRAN_SETTINGS:.\n", 
2796 fw_get_nameunit(sbp->fd.dev), 
2797 sxfer->ccb_h.target_id, sxfer->ccb_h.target_lun); 
2798END_DEBUG 
2799 SCSI_XFER_ERROR(cts) = XS_REQ_CMP; 
2800 SCSI_TRANSFER_DONE(sxfer); 
2801 break; 
2802 } 
2803 case XPT_ABORT: 
2804 SCSI_XFER_ERROR(sxfer) = XS_UA_ABORT; 
2805 SCSI_TRANSFER_DONE(sxfer); 
2806 break; 
2807 case XPT_SET_TRAN_SETTINGS: 
2808 /* XXX */ 
2809 default: 
2810 SCSI_XFER_ERROR(sxfer) = XS_REQ_INVALID; 
2811 SCSI_TRANSFER_DONE(sxfer); 
2812 break; 
2813#endif 
2814 } 
2815 return; 
2816} 
2817 
2818#if defined(__FreeBSD__) 
2819static void 
2820sbp_action(struct cam_sim *sim, sbp_scsi_xfer *sxfer) 
2821{ 
2822 int s; 
2823 
2824 s = splfw(); 
2825 sbp_action1(sim->softc, sxfer); 
2826 splx(s); 
2827} 
2828#endif 
2829 
2830static void 
2831sbp_execute_ocb(void *arg, bus_dma_segment_t *segments, int seg, int error) 
2832{ 
2833 int i; 
2834 struct sbp_ocb *ocb; 
2835 struct sbp_ocb *prev; 
2836 bus_dma_segment_t *s; 
2837 
2838 if (error) 
2839 printf("sbp_execute_ocb: error=%d\n", error); 
2840 
2841 ocb = (struct sbp_ocb *)arg; 
2842 
2843SBP_DEBUG(2) 
2844 printf("sbp_execute_ocb: seg %d", seg); 
2845 for (i = 0; i < seg; i++) 
2846#if defined(__DragonFly__) || \ 
2847 (defined(__FreeBSD__) && __FreeBSD_version < 500000) 
2848 printf(", %x:%d", segments[i].ds_addr, segments[i].ds_len); 
2849#else 
2850 printf(", %jx:%jd", (uintmax_t)segments[i].ds_addr, 
2851 (uintmax_t)segments[i].ds_len); 
2852#endif 
2853 printf("\n"); 
2854END_DEBUG 
2855 
2856 if (seg == 1) { 
2857 /* direct pointer */ 
2858 s = &segments[0]; 
2859 if (s->ds_len > SBP_SEG_MAX) 
2860 panic("ds_len > SBP_SEG_MAX, fix busdma code"); 
2861 ocb->orb[3] = htonl(s->ds_addr); 
2862 ocb->orb[4] |= htonl(s->ds_len); 
2863 } else if(seg > 1) { 
2864 /* page table */ 
2865 for (i = 0; i < seg; i++) { 
2866 s = &segments[i]; 
2867SBP_DEBUG(0) 
2868 /* XXX LSI Logic "< 16 byte" bug might be hit */ 
2869 if (s->ds_len < 16) 
2870 printf("sbp_execute_ocb: warning, " 
2871#if defined(__DragonFly__) || \ 
2872 (defined(__FreeBSD__) && __FreeBSD_version < 500000) 
2873 "segment length(%d) is less than 16." 
2874#else 
2875 "segment length(%jd) is less than 16." 
2876#endif 
2877 "(seg=%d/%d)\n", (uintmax_t)s->ds_len, i+1, seg); 
2878END_DEBUG 
2879 if (s->ds_len > SBP_SEG_MAX) 
2880 panic("ds_len > SBP_SEG_MAX, fix busdma code"); 
2881 ocb->ind_ptr[i].hi = htonl(s->ds_len << 16); 
2882 ocb->ind_ptr[i].lo = htonl(s->ds_addr); 
2883 } 
2884 ocb->orb[4] |= htonl(ORB_CMD_PTBL | seg); 
2885 } 
2886  
2887 if (seg > 0) 
2888 fw_bus_dmamap_sync(ocb->sdev->target->sbp->dmat, ocb->dmamap, 
2889 (ntohl(ocb->orb[4]) & ORB_CMD_IN) ? 
2890 BUS_DMASYNC_PREREAD : BUS_DMASYNC_PREWRITE); 
2891 prev = sbp_enqueue_ocb(ocb->sdev, ocb); 
2892 fwdma_sync(&ocb->sdev->dma, BUS_DMASYNC_PREWRITE); 
2893 if (use_doorbell) { 
2894 if (prev == NULL) { 
2895 if (ocb->sdev->last_ocb != NULL) 
2896 sbp_doorbell(ocb->sdev); 
2897 else 
2898 sbp_orb_pointer(ocb->sdev, ocb);  
2899 } 
2900 } else { 
2901 if (prev == NULL || (ocb->sdev->flags & ORB_LINK_DEAD) != 0) { 
2902 ocb->sdev->flags &= ~ORB_LINK_DEAD; 
2903 sbp_orb_pointer(ocb->sdev, ocb);  
2904 } 
2905 } 
2906} 
2907 
2908#if defined(__FreeBSD__) 
2909static void 
2910sbp_poll(struct cam_sim *sim) 
2911{  
2912 struct sbp_softc *sbp; 
2913 struct firewire_comm *fc; 
2914 
2915 sbp = (struct sbp_softc *)sim->softc; 
2916 fc = sbp->fd.fc; 
2917 
2918 fc->poll(fc, 0, -1); 
2919 
2920 return; 
2921} 
2922 
2923#endif 
2924static struct sbp_ocb * 
2925sbp_dequeue_ocb(struct sbp_dev *sdev, struct sbp_status *sbp_status) 
2926{ 
2927 struct sbp_ocb *ocb; 
2928 struct sbp_ocb *next; 
2929 int s = splfw(), order = 0; 
2930 int flags; 
2931 
2932SBP_DEBUG(1) 
2933 sbp_show_sdev_info(sdev, 2); 
2934#if defined(__DragonFly__) || \ 
2935 (defined(__FreeBSD__) && __FreeBSD_version < 500000) 
2936 printf("%s: 0x%08lx src %d\n", 
2937#else 
2938 printf("%s: 0x%08x src %d\n", 
2939#endif 
2940 __func__, ntohl(sbp_status->orb_lo), sbp_status->src); 
2941END_DEBUG 
2942 SBP_LOCK(sdev->target->sbp); 
2943 for (ocb = STAILQ_FIRST(&sdev->ocbs); ocb != NULL; ocb = next) { 
2944 next = STAILQ_NEXT(ocb, ocb); 
2945 flags = ocb->flags; 
2946 if (OCB_MATCH(ocb, sbp_status)) { 
2947 /* found */ 
2948 STAILQ_REMOVE(&sdev->ocbs, ocb, sbp_ocb, ocb); 
2949 if (ocb->sxfer != NULL) 
2950#if defined(__DragonFly__) || defined(__NetBSD__) 
2951 fw_callout_stop(&SCSI_XFER_CALLOUT(ocb->sxfer)); 
2952#else 
2953 untimeout(sbp_timeout, (void *)ocb, 
2954 SCSI_XFER_CALLOUT(ocb->sxfer)); 
2955#endif 
2956 if (ntohl(ocb->orb[4]) & 0xffff) { 
2957 fw_bus_dmamap_sync(sdev->target->sbp->dmat, 
2958 ocb->dmamap, 
2959 (ntohl(ocb->orb[4]) & ORB_CMD_IN) ? 
2960 BUS_DMASYNC_POSTREAD : 
2961 BUS_DMASYNC_POSTWRITE); 
2962 fw_bus_dmamap_unload(sdev->target->sbp->dmat, 
2963 ocb->dmamap); 
2964 } 
2965 if (!use_doorbell) { 
2966 if (sbp_status->src == SRC_NO_NEXT) { 
2967 if (next != NULL) 
2968 sbp_orb_pointer(sdev, next);  
2969 else if (order > 0) { 
2970 /* 
2971 * Unordered execution 
2972 * We need to send pointer for 
2973 * next ORB 
2974 */ 
2975 sdev->flags |= ORB_LINK_DEAD; 
2976 } 
2977 } 
2978 } else { 
2979 /* 
2980 * XXX this is not correct for unordered 
2981 * execution.  
2982 */ 
2983 if (sdev->last_ocb != NULL) 
2984 sbp_free_ocb(sdev, sdev->last_ocb); 
2985 sdev->last_ocb = ocb; 
2986 if (next != NULL && 
2987 sbp_status->src == SRC_NO_NEXT) 
2988 sbp_doorbell(sdev); 
2989 } 
2990 break; 
2991 } else 
2992 order ++; 
2993 } 
2994 SBP_UNLOCK(sdev->target->sbp); 
2995 splx(s); 
2996SBP_DEBUG(0) 
2997 if (ocb && order > 0) { 
2998 sbp_show_sdev_info(sdev, 2); 
2999 printf("unordered execution order:%d\n", order); 
3000 } 
3001END_DEBUG 
3002 return (ocb); 
3003} 
3004 
3005static struct sbp_ocb * 
3006sbp_enqueue_ocb(struct sbp_dev *sdev, struct sbp_ocb *ocb) 
3007{ 
3008 int s = splfw(); 
3009 struct sbp_ocb *prev, *prev2; 
3010 
3011SBP_DEBUG(1) 
3012 sbp_show_sdev_info(sdev, 2); 
3013#if defined(__DragonFly__) || \ 
3014 (defined(__FreeBSD__) && __FreeBSD_version < 500000) 
3015 printf("%s: 0x%08x\n", __func__, ocb->bus_addr); 
3016#else 
3017 printf("%s: 0x%08jx\n", __func__, (uintmax_t)ocb->bus_addr); 
3018#endif 
3019END_DEBUG 
3020 prev2 = prev = STAILQ_LAST(&sdev->ocbs, sbp_ocb, ocb); 
3021 STAILQ_INSERT_TAIL(&sdev->ocbs, ocb, ocb); 
3022 
3023 if (ocb->sxfer != NULL) 
3024#if defined(__DragonFly__) || defined(__NetBSD__) 
3025 fw_callout_reset(&SCSI_XFER_CALLOUT(ocb->sxfer), 
3026 mstohz(SCSI_XFER_TIMEOUT(ocb->sxfer)), sbp_timeout, ocb); 
3027#else 
3028 SCSI_XFER_CALLOUT(ocb->sxfer) = timeout(sbp_timeout, 
3029 (void *)ocb, mstohz(SCSI_XFER_TIMEOUT(ocb->sxfer))); 
3030#endif 
3031 
3032 if (use_doorbell && prev == NULL) 
3033 prev2 = sdev->last_ocb; 
3034 
3035 if (prev2 != NULL) { 
3036SBP_DEBUG(2) 
3037#if defined(__DragonFly__) || \ 
3038 (defined(__FreeBSD__) && __FreeBSD_version < 500000) 
3039 printf("linking chain 0x%x -> 0x%x\n", 
3040 prev2->bus_addr, ocb->bus_addr); 
3041#else 
3042 printf("linking chain 0x%jx -> 0x%jx\n", 
3043 (uintmax_t)prev2->bus_addr, (uintmax_t)ocb->bus_addr); 
3044#endif 
3045END_DEBUG 
3046 prev2->orb[1] = htonl(ocb->bus_addr); 
3047 prev2->orb[0] = 0; 
3048 } 
3049 splx(s); 
3050 
3051 return prev; 
3052} 
3053 
3054static struct sbp_ocb * 
3055sbp_get_ocb(struct sbp_dev *sdev) 
3056{ 
3057 struct sbp_ocb *ocb; 
3058 int s = splfw(); 
3059 
3060 fw_mtx_assert(&sdev->target->sbp->mtx, MA_OWNED); 
3061 ocb = STAILQ_FIRST(&sdev->free_ocbs); 
3062 if (ocb == NULL) { 
3063 sdev->flags |= ORB_SHORTAGE; 
3064 printf("ocb shortage!!!\n"); 
3065 splx(s); 
3066 return NULL; 
3067 } 
3068 STAILQ_REMOVE_HEAD(&sdev->free_ocbs, ocb); 
3069 splx(s); 
3070 ocb->sxfer = NULL; 
3071 return (ocb); 
3072} 
3073 
3074static void 
3075sbp_free_ocb(struct sbp_dev *sdev, struct sbp_ocb *ocb) 
3076{ 
3077 ocb->flags = 0; 
3078 ocb->sxfer = NULL; 
3079 
3080 SBP_LOCK(sdev->target->sbp); 
3081 STAILQ_INSERT_TAIL(&sdev->free_ocbs, ocb, ocb); 
3082 if ((sdev->flags & ORB_SHORTAGE) != 0) { 
3083 int count; 
3084 
3085 sdev->flags &= ~ORB_SHORTAGE; 
3086 count = sdev->freeze; 
3087 sdev->freeze = 0; 
3088 SBP_DEVICE_THAW(sdev, count); 
3089 } 
3090 SBP_UNLOCK(sdev->target->sbp); 
3091} 
3092 
3093static void 
3094sbp_abort_ocb(struct sbp_ocb *ocb, int status) 
3095{ 
3096 struct sbp_dev *sdev; 
3097 
3098 sdev = ocb->sdev; 
3099SBP_DEBUG(0) 
3100 sbp_show_sdev_info(sdev, 2); 
3101#if defined(__DragonFly__) || \ 
3102 (defined(__FreeBSD__) && __FreeBSD_version < 500000) 
3103 printf("sbp_abort_ocb 0x%x\n", ocb->bus_addr); 
3104#else 
3105 printf("sbp_abort_ocb 0x%jx\n", (uintmax_t)ocb->bus_addr); 
3106#endif 
3107END_DEBUG 
3108SBP_DEBUG(1) 
3109 if (ocb->sxfer != NULL) 
3110 sbp_print_scsi_cmd(ocb); 
3111END_DEBUG 
3112 if (ntohl(ocb->orb[4]) & 0xffff) { 
3113 fw_bus_dmamap_sync(sdev->target->sbp->dmat, ocb->dmamap, 
3114 (ntohl(ocb->orb[4]) & ORB_CMD_IN) ? 
3115 BUS_DMASYNC_POSTREAD : BUS_DMASYNC_POSTWRITE); 
3116 fw_bus_dmamap_unload(sdev->target->sbp->dmat, ocb->dmamap); 
3117 } 
3118 if (ocb->sxfer != NULL) { 
3119#if defined(__DragonFly__ ) || defined(__NetBSD__) 
3120 fw_callout_stop(&SCSI_XFER_CALLOUT(ocb->sxfer)); 
3121#else 
3122 untimeout(sbp_timeout, (void *)ocb, 
3123 SCSI_XFER_CALLOUT(ocb->sxfer)); 
3124#endif 
3125 SCSI_XFER_ERROR(ocb->sxfer) = status; 
3126 SBP_LOCK(sdev->target->sbp); 
3127 SCSI_TRANSFER_DONE(ocb->sxfer); 
3128 SBP_UNLOCK(sdev->target->sbp); 
3129 } 
3130 sbp_free_ocb(sdev, ocb); 
3131} 
3132 
3133static void 
3134sbp_abort_all_ocbs(struct sbp_dev *sdev, int status) 
3135{ 
3136 int s; 
3137 struct sbp_ocb *ocb, *next; 
3138 STAILQ_HEAD(, sbp_ocb) temp; 
3139 
3140 s = splfw(); 
3141 
3142 bcopy(&sdev->ocbs, &temp, sizeof(temp)); 
3143 STAILQ_INIT(&sdev->ocbs); 
3144 for (ocb = STAILQ_FIRST(&temp); ocb != NULL; ocb = next) { 
3145 next = STAILQ_NEXT(ocb, ocb); 
3146 sbp_abort_ocb(ocb, status); 
3147 } 
3148 if (sdev->last_ocb != NULL) { 
3149 sbp_free_ocb(sdev, sdev->last_ocb); 
3150 sdev->last_ocb = NULL; 
3151 } 
3152 
3153 splx(s); 
3154} 
3155 
3156#if defined(__FreeBSD__) 
3157static devclass_t sbp_devclass; 
3158 
3159static device_method_t sbp_methods[] = { 
3160 /* device interface */ 
3161 DEVMETHOD(device_probe, sbp_probe), 
3162 DEVMETHOD(device_attach, sbp_attach), 
3163 DEVMETHOD(device_detach, sbp_detach), 
3164 DEVMETHOD(device_shutdown, sbp_shutdown), 
3165 
3166 { 0, 0 } 
3167}; 
3168 
3169static driver_t sbp_driver = { 
3170 "sbp", 
3171 sbp_methods, 
3172 sizeof(struct sbp_softc), 
3173}; 
3174#ifdef __DragonFly__ 
3175DECLARE_DUMMY_MODULE(sbp); 
3176#endif 
3177DRIVER_MODULE(sbp, firewire, sbp_driver, sbp_devclass, 0, 0); 
3178MODULE_VERSION(sbp, 1); 
3179MODULE_DEPEND(sbp, firewire, 1, 1, 1); 
3180MODULE_DEPEND(sbp, cam, 1, 1, 1); 
3181#elif defined(__NetBSD__) 
3182static void 
3183sbp_scsipi_request( 
3184 struct scsipi_channel *channel, scsipi_adapter_req_t req, void *arg) 
3185{ 
3186 int i, s; 
3187 struct sbp_softc *sbp = 
3188 device_private(channel->chan_adapter->adapt_dev); 
3189 struct scsipi_xfer *xs = arg; 
3190  
3191 if (debug > 1) 
3192 printf("Called sbpscsi_scsipi_request\n"); 
3193 
3194 switch (req) { 
3195 case ADAPTER_REQ_RUN_XFER: 
3196 if (debug > 1) { 
3197 printf("Got req_run_xfer\n"); 
3198 printf("xs control: 0x%08x, timeout: %d\n",  
3199 xs->xs_control, xs->timeout); 
3200 printf("opcode: 0x%02x\n", (int)xs->cmd->opcode); 
3201 for (i = 0; i < 15; i++) 
3202 printf("0x%02x ",(int)xs->cmd->bytes[i]); 
3203 printf("\n"); 
3204 } 
3205 if (xs->xs_control & XS_CTL_RESET) { 
3206 if (debug > 1) 
3207 printf("XS_CTL_RESET not support\n"); 
3208 break; 
3209 } 
3210#define SBPSCSI_SBP2_MAX_CDB 12 
3211 if (xs->cmdlen > SBPSCSI_SBP2_MAX_CDB) { 
3212 if (debug > 0) 
3213 printf( 
3214 "sbp doesn't support cdb's larger than %d " 
3215 "bytes\n", SBPSCSI_SBP2_MAX_CDB); 
3216 SCSI_XFER_ERROR(xs) = XS_REQ_INVALID; 
3217 SCSI_TRANSFER_DONE(xs); 
3218 return; 
3219 } 
3220 s = splfw(); 
3221 sbp_action1(sbp, xs); 
3222 splx(s); 
3223 
3224 break; 
3225 case ADAPTER_REQ_GROW_RESOURCES: 
3226 if (debug > 1) 
3227 printf("Got req_grow_resources\n"); 
3228 break; 
3229 case ADAPTER_REQ_SET_XFER_MODE: 
3230 if (debug > 1) 
3231 printf("Got set xfer mode\n"); 
3232 break; 
3233 default: 
3234 panic("Unknown request: %d\n", (int)req); 
3235 } 
3236} 
3237 
3238static void 
3239sbp_minphys(struct buf *bp) 
3240{ 
3241 minphys(bp); 
3242} 
3243 
3244CFATTACH_DECL_NEW(sbp, sizeof(struct sbp_softc), 
3245 sbpmatch, sbpattach, sbpdetach, NULL); 
3246#endif