Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/ieee1394/firewirereg.h
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1 /* $NetBSD: firewirereg.h,v 1.8 2008/03/29 16:22:53 kiyohara 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/firewirereg.h,v 1.50 2007/07/20 03:42:57 simokawa Exp $ 36 * 37 */ 38 39 #include <sys/uio.h> 40 41 STAILQ_HEAD(fw_xferlist, fw_xfer); 42 43 struct fw_device{ 44 uint16_t dst; 45 struct fw_eui64 eui; 46 uint8_t speed; 47 uint8_t maxrec; 48 uint8_t nport; 49 uint8_t power; 50 #define CSRROMOFF 0x400 51 #define CSRROMSIZE 0x400 52 int rommax; /* offset from 0xffff f000 0000 */ 53 uint32_t csrrom[CSRROMSIZE/4]; 54 int rcnt; 55 struct firewire_comm *fc; 56 uint32_t status; 57 #define FWDEVNEW 0 58 #define FWDEVINIT 1 59 #define FWDEVATTACHED 2 60 #define FWDEVINVAL 3 61 STAILQ_ENTRY(fw_device) link; 62 device_t sbp; 63 }; 64 65 struct firewire_softc { 66 #if defined(__FreeBSD__) && __FreeBSD_version >= 500000 67 fw_dev_t dev; 68 device_t sbp_dev; 69 #elif defined(__NetBSD__) 70 device_t dev; 71 SLIST_HEAD(, firewire_dev_list) devlist; 72 void *si_drv1; 73 int si_iosize_max; 74 #endif 75 struct firewire_comm *fc; 76 }; 77 #if defined(__NetBSD__) 78 struct firewire_dev_list { 79 SLIST_ENTRY(firewire_dev_list) link; 80 device_t dev; 81 struct fw_device *fwdev; 82 }; 83 #endif 84 85 #define FW_MAX_DMACH 0x20 86 #define FW_MAX_DEVCH FW_MAX_DMACH 87 #define FW_XFERTIMEOUT 1 88 89 struct firewire_dev_comm { 90 device_t dev; 91 struct firewire_comm *fc; 92 void (*post_busreset) (void *); 93 void (*post_explore) (void *); 94 }; 95 96 struct tcode_info { 97 u_char hdr_len; /* IEEE1394 header length */ 98 u_char flag; 99 #define FWTI_REQ (1 << 0) 100 #define FWTI_RES (1 << 1) 101 #define FWTI_TLABEL (1 << 2) 102 #define FWTI_BLOCK_STR (1 << 3) 103 #define FWTI_BLOCK_ASY (1 << 4) 104 u_char valid_res; 105 }; 106 107 struct firewire_comm{ 108 device_t dev; 109 device_t bdev; 110 uint16_t busid:10, 111 nodeid:6; 112 u_int mode; 113 u_int nport; 114 u_int speed; 115 u_int maxrec; 116 u_int irm; 117 u_int max_node; 118 u_int max_hop; 119 #define FWPHYASYST (1 << 0) 120 uint32_t status; 121 #define FWBUSDETACH (-2) 122 #define FWBUSNOTREADY (-1) 123 #define FWBUSRESET 0 124 #define FWBUSINIT 1 125 #define FWBUSCYMELECT 2 126 #define FWBUSMGRELECT 3 127 #define FWBUSMGRDONE 4 128 #define FWBUSEXPLORE 5 129 #define FWBUSPHYCONF 6 130 #define FWBUSEXPDONE 7 131 #define FWBUSCOMPLETION 10 132 int nisodma; 133 struct fw_eui64 eui; 134 struct fw_xferq 135 *arq, *atq, *ars, *ats, *it[FW_MAX_DMACH],*ir[FW_MAX_DMACH]; 136 struct fw_xferlist tlabels[0x40]; 137 u_char last_tlabel[0x40]; 138 fw_mtx_t tlabel_lock; 139 STAILQ_HEAD(, fw_bind) binds; 140 STAILQ_HEAD(, fw_device) devices; 141 u_int sid_cnt; 142 #define CSRSIZE 0x4000 143 uint32_t csr_arc[CSRSIZE/4]; 144 #define CROMSIZE 0x400 145 uint32_t *config_rom; 146 struct crom_src_buf *crom_src_buf; 147 struct crom_src *crom_src; 148 struct crom_chunk *crom_root; 149 struct fw_topology_map *topology_map; 150 struct fw_speed_map *speed_map; 151 struct callout busprobe_callout; 152 struct callout bmr_callout; 153 struct callout timeout_callout; 154 fw_task_t task_timeout; 155 uint32_t (*cyctimer) (struct firewire_comm *); 156 void (*ibr) (struct firewire_comm *); 157 uint32_t (*set_bmr) (struct firewire_comm *, uint32_t); 158 int (*ioctl) (fw_dev_t, u_long, void *, int, fw_proc_t); 159 int (*irx_enable) (struct firewire_comm *, int); 160 int (*irx_disable) (struct firewire_comm *, int); 161 int (*itx_enable) (struct firewire_comm *, int); 162 int (*itx_disable) (struct firewire_comm *, int); 163 void (*timeout) (void *); 164 void (*poll) (struct firewire_comm *, int, int); 165 void (*set_intr) (struct firewire_comm *, int); 166 void (*irx_post) (struct firewire_comm *, uint32_t *); 167 void (*itx_post) (struct firewire_comm *, uint32_t *); 168 const struct tcode_info *tcode; 169 bus_dma_tag_t dmat; 170 fw_mtx_t mtx; 171 fw_mtx_t wait_lock; 172 struct taskqueue *taskqueue; 173 fw_proc_t probe_thread; 174 }; 175 #define CSRARC(sc, offset) ((sc)->csr_arc[(offset)/4]) 176 177 #define FW_GMTX(fc) (&(fc)->mtx) 178 #define FW_GLOCK(fc) fw_mtx_lock(FW_GMTX(fc)) 179 #define FW_GUNLOCK(fc) fw_mtx_unlock(FW_GMTX(fc)) 180 #define FW_GLOCK_ASSERT(fc) fw_mtx_assert(FW_GMTX(fc), MA_OWNED) 181 182 struct fw_xferq { 183 int flag; 184 #define FWXFERQ_CHTAGMASK 0xff 185 #define FWXFERQ_RUNNING (1 << 8) 186 #define FWXFERQ_STREAM (1 << 9) 187 188 #define FWXFERQ_BULK (1 << 11) 189 #define FWXFERQ_MODEMASK (7 << 10) 190 191 #define FWXFERQ_EXTBUF (1 << 13) 192 #define FWXFERQ_OPEN (1 << 14) 193 194 #define FWXFERQ_HANDLER (1 << 16) 195 #define FWXFERQ_WAKEUP (1 << 17) 196 void (*start) (struct firewire_comm*); 197 int dmach; 198 struct fw_xferlist q; 199 u_int queued; 200 u_int maxq; 201 u_int psize; 202 struct fwdma_alloc_multi *buf; 203 u_int bnchunk; 204 u_int bnpacket; 205 struct fw_bulkxfer *bulkxfer; 206 STAILQ_HEAD(, fw_bulkxfer) stvalid; 207 STAILQ_HEAD(, fw_bulkxfer) stfree; 208 STAILQ_HEAD(, fw_bulkxfer) stdma; 209 struct fw_bulkxfer *stproc; 210 struct selinfo rsel; 211 void *sc; 212 void (*hand) (struct fw_xferq *); 213 }; 214 215 struct fw_bulkxfer{ 216 int poffset; 217 struct mbuf *mbuf; 218 STAILQ_ENTRY(fw_bulkxfer) link; 219 void *start; 220 void *end; 221 int resp; 222 }; 223 224 struct fw_bind{ 225 u_int64_t start; 226 u_int64_t end; 227 struct fw_xferlist xferlist; 228 STAILQ_ENTRY(fw_bind) fclist; 229 STAILQ_ENTRY(fw_bind) chlist; 230 void *sc; 231 }; 232 233 struct fw_xfer{ 234 void *sc; 235 struct firewire_comm *fc; 236 struct fw_xferq *q; 237 struct timeval tv; 238 int8_t resp; 239 #define FWXF_INIT 0x00 240 #define FWXF_INQ 0x01 241 #define FWXF_START 0x02 242 #define FWXF_SENT 0x04 243 #define FWXF_SENTERR 0x08 244 #define FWXF_BUSY 0x10 245 #define FWXF_RCVD 0x20 246 247 #define FWXF_WAKE 0x80 248 uint8_t flag; 249 int8_t tl; 250 void (*hand) (struct fw_xfer *); 251 struct { 252 struct fw_pkt hdr; 253 uint32_t *payload; 254 uint16_t pay_len; 255 uint8_t spd; 256 } send, recv; 257 struct mbuf *mbuf; 258 STAILQ_ENTRY(fw_xfer) link; 259 STAILQ_ENTRY(fw_xfer) tlabel; 260 struct malloc_type *malloc; 261 }; 262 263 struct fw_rcv_buf { 264 struct firewire_comm *fc; 265 struct fw_xfer *xfer; 266 struct iovec *vec; 267 u_int nvec; 268 uint8_t spd; 269 }; 270 271 void fw_sidrcv (struct firewire_comm *, uint32_t *, u_int); 272 void fw_rcv (struct fw_rcv_buf *); 273 void fw_xfer_unload ( struct fw_xfer*); 274 void fw_xfer_free_buf ( struct fw_xfer*); 275 void fw_xfer_free ( struct fw_xfer*); 276 struct fw_xfer *fw_xfer_alloc (struct malloc_type *); 277 struct fw_xfer *fw_xfer_alloc_buf (struct malloc_type *, int, int); 278 void fw_init (struct firewire_comm *); 279 int fw_tbuf_update (struct firewire_comm *, int, int); 280 int fw_rbuf_update (struct firewire_comm *, int, int); 281 int fw_bindadd (struct firewire_comm *, struct fw_bind *); 282 int fw_bindremove (struct firewire_comm *, struct fw_bind *); 283 int fw_xferlist_add (struct fw_xferlist *, struct malloc_type *, int, int, int, 284 struct firewire_comm *, void *, void (*)(struct fw_xfer *)); 285 void fw_xferlist_remove (struct fw_xferlist *); 286 int fw_asyreq (struct firewire_comm *, int, struct fw_xfer*); 287 void fw_busreset (struct firewire_comm *, uint32_t); 288 uint16_t fw_crc16 (uint32_t *, uint32_t); 289 void fw_xfer_timeout (void *); 290 void fw_xfer_done (struct fw_xfer *); 291 void fw_xferwake (struct fw_xfer *); 292 int fw_xferwait (struct fw_xfer *); 293 void fw_asy_callback_free (struct fw_xfer *); 294 struct fw_device *fw_noderesolve_nodeid (struct firewire_comm *, int); 295 struct fw_device *fw_noderesolve_eui64 (struct firewire_comm *, struct fw_eui64 *); 296 struct fw_bind *fw_bindlookup (struct firewire_comm *, uint16_t, uint32_t); 297 void fw_drain_txq (struct firewire_comm *); 298 int fwdev_makedev (struct firewire_softc *); 299 int fwdev_destroydev (struct firewire_softc *); 300 #if defined(__FreeBSD__) && __FreeBSD_version >= 500000 301 void fwdev_clone (void *, struct ucred *, char *, int, fw_dev_t *); 302 #endif 303 int fw_open_isodma(struct firewire_comm *, int); 304 305 extern int firewire_debug; 306 #if defined(__FreeBSD__) 307 extern devclass_t firewire_devclass; 308 #elif defined(__NetBSD__) 309 extern struct cfdriver ieee1394if_cd; 310 #endif 311 extern int firewire_phydma_enable; 312 313 #ifdef __DragonFly__ 314 #define FWPRI PCATCH 315 #else 316 #define FWPRI ((PZERO+8)|PCATCH) 317 #endif 318 319 #if defined(__DragonFly__) || __FreeBSD_version < 500000 || defined(__NetBSD__) 320 /* compatibility shim for 4.X */ 321 #define bio buf 322 #define bio_bcount b_bcount 323 #define bio_cmd b_flags 324 #define bio_count b_count 325 #define bio_data b_data 326 #define bio_dev b_dev 327 #define bio_error b_error 328 #define bio_flags b_flags 329 #if defined(__FreeBSD__) 330 #define bio_offset b_offset 331 #elif defined(__NetBSD__) 332 #define bio_offset b_blkno 333 #endif 334 #define bio_resid b_resid 335 #define BIO_READ B_READ 336 #define BIO_WRITE B_WRITE 337 #define MIN(a,b) (((a)<(b))?(a):(b)) 338 #define MAX(a,b) (((a)>(b))?(a):(b)) 339 #endif 340 341 MALLOC_DECLARE(M_FW); 342 MALLOC_DECLARE(M_FWXFER);
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