1 /* 2 * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the acknowledgement as bellow: 15 * 16 * This product includes software developed by K. Kobayashi and H. Shimokawa 17 * 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 23 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 24 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 25 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 26 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 27 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 29 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 30 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 * POSSIBILITY OF SUCH DAMAGE. 32 * 33 * $FreeBSD$ 34 * 35 */ 36 37 #if __FreeBSD_version >= 500000 38 typedef struct thread fw_proc; 39 #include <sys/selinfo.h> 40 #else 41 typedef struct proc fw_proc; 42 #include <sys/select.h> 43 #endif 44 45 #define splfw splimp 46 47 struct fw_device{ 48 u_int16_t dst; 49 struct fw_eui64 eui; 50 #if 0 51 u_int32_t spec; 52 u_int32_t ver; 53 #endif 54 u_int8_t speed; 55 u_int8_t maxrec; 56 u_int8_t nport; 57 u_int8_t power; 58 #define CSRROMOFF 0x400 59 #define CSRROMSIZE 0x400 60 int rommax; /* offset from 0xffff f000 0000 */ 61 u_int32_t csrrom[CSRROMSIZE/4]; 62 int rcnt; 63 struct firewire_comm *fc; 64 u_int32_t status; 65 #define FWDEVINIT 1 66 #define FWDEVATTACHED 2 67 #define FWDEVINVAL 3 68 TAILQ_ENTRY(fw_device) link; 69 #if 0 70 LIST_HEAD(, fw_xfer) txqueue; 71 LIST_HEAD(, fw_xfer) rxqueue; 72 #endif 73 }; 74 struct firewire_softc { 75 #if __FreeBSD_version >= 500000 76 dev_t dev; 77 #else 78 dev_t dev[FWMAXNDMA+1]; 79 #endif 80 struct firewire_comm *fc; 81 }; 82 #define FW_MAX_DMACH 0x20 83 #define FW_MAX_DEVCH FW_MAX_DMACH 84 #define FW_XFERTIMEOUT 1 85 struct firewire_dev_comm { 86 device_t dev; 87 struct firewire_comm *fc; 88 void (*post_explore) __P((void *)); 89 }; 90 91 struct tcode_info { 92 u_char hdr_len; /* IEEE1394 header length */ 93 u_char flag; 94 #define FWTI_REQ (1 << 0) 95 #define FWTI_RES (1 << 1) 96 #define FWTI_TLABEL (1 << 2) 97 #define FWTI_BLOCK_STR (1 << 3) 98 #define FWTI_BLOCK_ASY (1 << 4) 99 }; 100 101 struct firewire_comm{ 102 device_t dev; 103 device_t bdev; 104 u_int16_t busid:10, 105 nodeid:6; 106 u_int mode; 107 u_int nport; 108 u_int speed; 109 u_int maxrec; 110 u_int irm; 111 u_int max_node; 112 u_int max_hop; 113 u_int max_asyretry; 114 #define FWPHYASYST (1 << 0) 115 u_int retry_count; 116 u_int32_t ongobus:10, 117 ongonode:6, 118 ongoaddr:16; 119 struct fw_device *ongodev; 120 struct fw_eui64 ongoeui; 121 #define FWMAXCSRDIR 16 122 SLIST_HEAD(, csrdir) ongocsr; 123 SLIST_HEAD(, csrdir) csrfree; 124 struct csrdir{ 125 u_int32_t ongoaddr; 126 u_int32_t off; 127 SLIST_ENTRY(csrdir) link; 128 }; 129 u_int32_t status; 130 #define FWBUSRESET 0 131 #define FWBUSINIT 1 132 #define FWBUSCYMELECT 2 133 #define FWBUSMGRELECT 3 134 #define FWBUSMGRDONE 4 135 #define FWBUSEXPLORE 5 136 #define FWBUSPHYCONF 6 137 #define FWBUSEXPDONE 7 138 #define FWBUSCOMPLETION 10 139 int nisodma; 140 u_int8_t eui[8]; 141 STAILQ_HEAD(fw_queue, fw_xfer); 142 struct fw_xferq { 143 int flag; 144 #define FWXFERQ_CHTAGMASK 0xff 145 #define FWXFERQ_RUNNING (1 << 8) 146 #define FWXFERQ_STREAM (1 << 9) 147 148 #define FWXFERQ_PACKET (1 << 10) 149 #define FWXFERQ_BULK (1 << 11) 150 #define FWXFERQ_DV (1 << 12) 151 #define FWXFERQ_MODEMASK (7 << 10) 152 153 #define FWXFERQ_EXTBUF (1 << 13) 154 #define FWXFERQ_OPEN (1 << 14) 155 156 #define FWXFERQ_HANDLER (1 << 16) 157 #define FWXFERQ_WAKEUP (1 << 17) 158 159 void (*start) __P((struct firewire_comm*)); 160 void (*drain) __P((struct firewire_comm*, struct fw_xfer*)); 161 struct fw_queue q; 162 u_int queued; 163 u_int maxq; 164 u_int psize; 165 u_int packets; 166 u_int error; 167 STAILQ_HEAD(, fw_bind) binds; 168 caddr_t buf; 169 u_int bnchunk; 170 u_int bnpacket; 171 u_int btpacket; 172 struct fw_bulkxfer *bulkxfer; 173 STAILQ_HEAD(, fw_bulkxfer) stvalid; 174 STAILQ_HEAD(, fw_bulkxfer) stfree; 175 struct fw_bulkxfer *stdma; 176 struct fw_bulkxfer *stdma2; 177 struct fw_bulkxfer *stproc; 178 u_int procptr; 179 int dvdbc, dvdiff, dvsync, dvoffset; 180 struct fw_dvbuf *dvbuf; 181 STAILQ_HEAD(, fw_dvbuf) dvvalid; 182 STAILQ_HEAD(, fw_dvbuf) dvfree; 183 struct fw_dvbuf *dvdma; 184 struct fw_dvbuf *dvproc; 185 u_int dvptr; 186 u_int dvpacket; 187 u_int need_wakeup; 188 struct selinfo rsel; 189 caddr_t sc; 190 void (*hand) __P((struct fw_xferq *)); 191 }; 192 struct fw_xferq 193 *arq, *atq, *ars, *ats, *it[FW_MAX_DMACH],*ir[FW_MAX_DMACH]; 194 struct fw_bulkxfer{ 195 u_int32_t flag; 196 caddr_t buf; 197 STAILQ_ENTRY(fw_bulkxfer) link; 198 caddr_t start; 199 caddr_t end; 200 u_int npacket; 201 }; 202 struct fw_dvbuf{ 203 caddr_t buf; 204 STAILQ_ENTRY(fw_dvbuf) link; 205 }; 206 struct tlabel{ 207 struct fw_xfer *xfer; 208 STAILQ_ENTRY(tlabel) link; 209 }; 210 STAILQ_HEAD(, tlabel) tlabels[0x40]; 211 struct fw_bind{ 212 u_int32_t start_hi, start_lo, addrlen; 213 struct fw_xfer* xfer; 214 STAILQ_ENTRY(fw_bind) fclist; 215 STAILQ_ENTRY(fw_bind) chlist; 216 }; 217 STAILQ_HEAD(, fw_bind) binds; 218 TAILQ_HEAD(, fw_device) devices; 219 STAILQ_HEAD(, fw_xfer) pending; 220 volatile u_int32_t *sid_buf; 221 u_int sid_cnt; 222 #define CSRSIZE 0x4000 223 u_int32_t csr_arc[CSRSIZE/4]; 224 #define CROMSIZE 0x400 225 u_int32_t *config_rom; 226 struct fw_topology_map *topology_map; 227 struct fw_speed_map *speed_map; 228 struct callout busprobe_callout; 229 struct callout_handle bmrhandle; 230 struct callout_handle timeouthandle; 231 struct callout_handle retry_probe_handle; 232 u_int32_t (*cyctimer) __P((struct firewire_comm *)); 233 void (*ibr) __P((struct firewire_comm *)); 234 u_int32_t (*set_bmr) __P((struct firewire_comm *, u_int32_t)); 235 int (*ioctl) __P((dev_t, u_long, caddr_t, int, fw_proc *)); 236 int (*irx_enable) __P((struct firewire_comm *, int)); 237 int (*irx_disable) __P((struct firewire_comm *, int)); 238 int (*itx_enable) __P((struct firewire_comm *, int)); 239 int (*itx_disable) __P((struct firewire_comm *, int)); 240 void (*timeout) __P((void *)); 241 void (*poll) __P((struct firewire_comm *, int, int)); 242 void (*set_intr) __P((struct firewire_comm *, int)); 243 void (*irx_post) __P((struct firewire_comm *, u_int32_t *)); 244 void (*itx_post) __P((struct firewire_comm *, u_int32_t *)); 245 struct tcode_info *tcode; 246 }; 247 #define CSRARC(sc, offset) ((sc)->csr_arc[(offset)/4]) 248 249 250 struct fw_xfer{ 251 caddr_t sc; 252 struct firewire_comm *fc; 253 struct fw_xferq *q; 254 struct callout_handle ch; 255 time_t time; 256 struct fw_tlabel *tlabel; 257 u_int8_t spd; 258 u_int8_t tcode; 259 int resp; 260 #define FWXF_INIT 0 261 #define FWXF_INQ 1 262 #define FWXF_START 2 263 #define FWXF_SENT 3 264 #define FWXF_SENTERR 4 265 #define FWXF_BUSY 8 266 #define FWXF_RCVD 10 267 int state; 268 u_int8_t retry; 269 u_int8_t tl; 270 int sub; 271 int32_t dst; 272 u_int8_t act_type; 273 #define FWACT_NULL 0 274 #define FWACT_XFER 2 275 #define FWACT_CH 3 276 void (*retry_req) __P((struct fw_xfer *)); 277 union{ 278 void (*hand) __P((struct fw_xfer *)); 279 280 } act; 281 union{ 282 struct { 283 struct fw_device *device; 284 } req; 285 struct { 286 struct stch *channel; 287 } stream; 288 } mode; 289 struct { 290 u_int16_t len, off; 291 caddr_t buf; 292 } send, recv; 293 struct mbuf *mbuf; 294 STAILQ_ENTRY(fw_xfer) link; 295 }; 296 void fw_sidrcv __P((struct firewire_comm *, caddr_t, u_int, u_int)); 297 void fw_rcv __P((struct firewire_comm *, caddr_t, u_int, u_int, u_int, u_int)); 298 void fw_xfer_free __P(( struct fw_xfer*)); 299 struct fw_xfer *fw_xfer_alloc __P((void)); 300 void fw_init __P((struct firewire_comm *)); 301 int fw_tbuf_update __P((struct firewire_comm *, int, int)); 302 int fw_rbuf_update __P((struct firewire_comm *, int, int)); 303 int fw_readreqq __P((struct firewire_comm *, u_int32_t, u_int32_t, u_int32_t *)); 304 int fw_writereqb __P((struct firewire_comm *, u_int32_t, u_int32_t, u_int32_t, u_int32_t *)); 305 int fw_readresb __P((struct firewire_comm *, u_int32_t, u_int32_t, u_int32_t, u_int32_t*)); 306 int fw_writeres __P((struct firewire_comm *, u_int32_t, u_int32_t)); 307 u_int32_t getcsrdata __P((struct fw_device *, u_int8_t)); 308 void fw_asybusy __P((struct fw_xfer *)); 309 int fw_bindadd __P((struct firewire_comm *, struct fw_bind *)); 310 int fw_bindremove __P((struct firewire_comm *, struct fw_bind *)); 311 int fw_asyreq __P((struct firewire_comm *, int, struct fw_xfer*)); 312 void fw_busreset __P((struct firewire_comm *)); 313 u_int16_t fw_crc16 __P((u_int32_t *, u_int32_t)); 314 void fw_xfer_timeout __P((void *)); 315 void fw_xfer_done __P((struct fw_xfer *)); 316 void fw_asy_callback __P((struct fw_xfer *)); 317 struct fw_device *fw_noderesolve __P((struct firewire_comm *, struct fw_eui64)); 318 struct fw_bind *fw_bindlookup __P((struct firewire_comm *, u_int32_t, u_int32_t)); 319 320 321 extern int firewire_debug; 322 extern devclass_t firewire_devclass; 323 324 #define DV_BROADCAST_ON (1<<30) 325 #define IP_CHANNELS 0x0234 326 327 #define STATE_CLEAR 0x0000 328 #define STATE_SET 0x0004 329 #define NODE_IDS 0x0008 330 #define RESET_START 0x000c 331 #define SPLIT_TIMEOUT_HI 0x0018 332 #define SPLIT_TIMEOUT_LO 0x001c 333 #define CYCLE_TIME 0x0200 334 #define BUS_TIME 0x0210 335 #define BUS_MGR_ID 0x021c 336 #define BANDWIDTH_AV 0x0220 337 #define CHANNELS_AV_HI 0x0224 338 #define CHANNELS_AV_LO 0x0228 339 340 #define CONF_ROM 0x0400 341 342 #define TOPO_MAP 0x1000 343 #define SPED_MAP 0x2000 344 345 #define oMPR 0x900 346 #define oPCR 0x904 347 348 #define iMPR 0x980 349 #define iPCR 0x984 350 351 #define FWPRI ((PZERO+8)|PCATCH) 352 353 #ifdef __alpha__ 354 #undef vtophys 355 #define vtophys(va) alpha_XXX_dmamap((vm_offset_t)(va)) 356 #endif /* __alpha__ */ 357