1 /* 2 * Copyright (c) 2003 Hidetoshi Shimokawa 3 * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the acknowledgement as bellow: 16 * 17 * This product includes software developed by K. Kobayashi and H. Shimokawa 18 * 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 24 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 25 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 26 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 27 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 30 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 31 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 * POSSIBILITY OF SUCH DAMAGE. 33 * 34 * $FreeBSD: src/sys/dev/firewire/firewirereg.h,v 1.33 2004/01/06 14:30:46 simokawa Exp $ 35 * $DragonFly: src/sys/bus/firewire/firewirereg.h,v 1.7 2004/02/05 17:51:43 joerg Exp $ 36 * 37 */ 38 39 #ifdef __DragonFly__ 40 typedef d_thread_t fw_proc; 41 #elif __FreeBSD_version >= 500000 42 typedef struct thread fw_proc; 43 #else 44 typedef struct proc fw_proc; 45 #endif 46 47 #include <sys/select.h> 48 #include <sys/uio.h> 49 50 #define splfw splimp 51 52 struct fw_device{ 53 u_int16_t dst; 54 struct fw_eui64 eui; 55 u_int8_t speed; 56 u_int8_t maxrec; 57 u_int8_t nport; 58 u_int8_t power; 59 #define CSRROMOFF 0x400 60 #define CSRROMSIZE 0x400 61 int rommax; /* offset from 0xffff f000 0000 */ 62 u_int32_t csrrom[CSRROMSIZE/4]; 63 int rcnt; 64 struct firewire_comm *fc; 65 u_int32_t status; 66 #define FWDEVINIT 1 67 #define FWDEVATTACHED 2 68 #define FWDEVINVAL 3 69 STAILQ_ENTRY(fw_device) link; 70 }; 71 72 struct firewire_softc { 73 #if defined(__FreeBSD__) && __FreeBSD_version >= 500000 74 dev_t dev; 75 #endif 76 struct firewire_comm *fc; 77 }; 78 79 #define FW_MAX_DMACH 0x20 80 #define FW_MAX_DEVCH FW_MAX_DMACH 81 #define FW_XFERTIMEOUT 1 82 83 struct firewire_dev_comm { 84 device_t dev; 85 struct firewire_comm *fc; 86 void (*post_busreset) (void *); 87 void (*post_explore) (void *); 88 }; 89 90 struct tcode_info { 91 u_char hdr_len; /* IEEE1394 header length */ 92 u_char flag; 93 #define FWTI_REQ (1 << 0) 94 #define FWTI_RES (1 << 1) 95 #define FWTI_TLABEL (1 << 2) 96 #define FWTI_BLOCK_STR (1 << 3) 97 #define FWTI_BLOCK_ASY (1 << 4) 98 }; 99 100 struct firewire_comm{ 101 device_t dev; 102 device_t bdev; 103 u_int16_t busid:10, 104 nodeid:6; 105 u_int mode; 106 u_int nport; 107 u_int speed; 108 u_int maxrec; 109 u_int irm; 110 u_int max_node; 111 u_int max_hop; 112 u_int max_asyretry; 113 #define FWPHYASYST (1 << 0) 114 u_int retry_count; 115 u_int32_t ongobus:10, 116 ongonode:6, 117 ongoaddr:16; 118 struct fw_device *ongodev; 119 struct fw_eui64 ongoeui; 120 #define FWMAXCSRDIR 16 121 SLIST_HEAD(, csrdir) ongocsr; 122 SLIST_HEAD(, csrdir) csrfree; 123 u_int32_t status; 124 #define FWBUSNOTREADY (-1) 125 #define FWBUSRESET 0 126 #define FWBUSINIT 1 127 #define FWBUSCYMELECT 2 128 #define FWBUSMGRELECT 3 129 #define FWBUSMGRDONE 4 130 #define FWBUSEXPLORE 5 131 #define FWBUSPHYCONF 6 132 #define FWBUSEXPDONE 7 133 #define FWBUSCOMPLETION 10 134 int nisodma; 135 struct fw_eui64 eui; 136 struct fw_xferq 137 *arq, *atq, *ars, *ats, *it[FW_MAX_DMACH],*ir[FW_MAX_DMACH]; 138 STAILQ_HEAD(, tlabel) tlabels[0x40]; 139 STAILQ_HEAD(, fw_bind) binds; 140 STAILQ_HEAD(, fw_device) devices; 141 u_int sid_cnt; 142 #define CSRSIZE 0x4000 143 u_int32_t csr_arc[CSRSIZE/4]; 144 #define CROMSIZE 0x400 145 u_int32_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 struct callout retry_probe_callout; 155 u_int32_t (*cyctimer) (struct firewire_comm *); 156 void (*ibr) (struct firewire_comm *); 157 u_int32_t (*set_bmr) (struct firewire_comm *, u_int32_t); 158 int (*ioctl) (dev_t, u_long, caddr_t, int, fw_proc *); 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 *, u_int32_t *); 167 void (*itx_post) (struct firewire_comm *, u_int32_t *); 168 struct tcode_info *tcode; 169 bus_dma_tag_t dmat; 170 }; 171 #define CSRARC(sc, offset) ((sc)->csr_arc[(offset)/4]) 172 173 struct csrdir{ 174 u_int32_t ongoaddr; 175 u_int32_t off; 176 SLIST_ENTRY(csrdir) link; 177 }; 178 179 struct fw_xferq { 180 int flag; 181 #define FWXFERQ_CHTAGMASK 0xff 182 #define FWXFERQ_RUNNING (1 << 8) 183 #define FWXFERQ_STREAM (1 << 9) 184 185 #define FWXFERQ_BULK (1 << 11) 186 #define FWXFERQ_MODEMASK (7 << 10) 187 188 #define FWXFERQ_EXTBUF (1 << 13) 189 #define FWXFERQ_OPEN (1 << 14) 190 191 #define FWXFERQ_HANDLER (1 << 16) 192 #define FWXFERQ_WAKEUP (1 << 17) 193 void (*start) (struct firewire_comm*); 194 int dmach; 195 STAILQ_HEAD(, fw_xfer) q; 196 u_int queued; 197 u_int maxq; 198 u_int psize; 199 STAILQ_HEAD(, fw_bind) binds; 200 struct fwdma_alloc_multi *buf; 201 u_int bnchunk; 202 u_int bnpacket; 203 struct fw_bulkxfer *bulkxfer; 204 STAILQ_HEAD(, fw_bulkxfer) stvalid; 205 STAILQ_HEAD(, fw_bulkxfer) stfree; 206 STAILQ_HEAD(, fw_bulkxfer) stdma; 207 struct fw_bulkxfer *stproc; 208 struct selinfo rsel; 209 caddr_t sc; 210 void (*hand) (struct fw_xferq *); 211 }; 212 213 struct fw_bulkxfer{ 214 int poffset; 215 struct mbuf *mbuf; 216 STAILQ_ENTRY(fw_bulkxfer) link; 217 caddr_t start; 218 caddr_t end; 219 int resp; 220 }; 221 222 struct tlabel{ 223 struct fw_xfer *xfer; 224 STAILQ_ENTRY(tlabel) link; 225 }; 226 227 struct fw_bind{ 228 u_int64_t start; 229 u_int64_t end; 230 STAILQ_HEAD(, fw_xfer) xferlist; 231 STAILQ_ENTRY(fw_bind) fclist; 232 STAILQ_ENTRY(fw_bind) chlist; 233 #define FWACT_NULL 0 234 #define FWACT_XFER 2 235 #define FWACT_CH 3 236 u_int8_t act_type; 237 u_int8_t sub; 238 }; 239 240 struct fw_xfer{ 241 caddr_t sc; 242 struct firewire_comm *fc; 243 struct fw_xferq *q; 244 struct timeval tv; 245 int8_t resp; 246 #define FWXF_INIT 0 247 #define FWXF_INQ 1 248 #define FWXF_START 2 249 #define FWXF_SENT 3 250 #define FWXF_SENTERR 4 251 #define FWXF_BUSY 8 252 #define FWXF_RCVD 10 253 u_int8_t state; 254 u_int8_t retry; 255 u_int8_t tl; 256 void (*retry_req) (struct fw_xfer *); 257 union{ 258 void (*hand) (struct fw_xfer *); 259 } act; 260 struct { 261 struct fw_pkt hdr; 262 u_int32_t *payload; 263 u_int16_t pay_len; 264 u_int8_t spd; 265 } send, recv; 266 struct mbuf *mbuf; 267 STAILQ_ENTRY(fw_xfer) link; 268 struct malloc_type *malloc; 269 }; 270 271 struct fw_rcv_buf { 272 struct firewire_comm *fc; 273 struct fw_xfer *xfer; 274 struct iovec *vec; 275 u_int nvec; 276 u_int8_t spd; 277 }; 278 279 void fw_sidrcv (struct firewire_comm *, u_int32_t *, u_int); 280 void fw_rcv (struct fw_rcv_buf *); 281 void fw_xfer_unload ( struct fw_xfer*); 282 void fw_xfer_free_buf ( struct fw_xfer*); 283 void fw_xfer_free ( struct fw_xfer*); 284 struct fw_xfer *fw_xfer_alloc (struct malloc_type *); 285 struct fw_xfer *fw_xfer_alloc_buf (struct malloc_type *, int, int); 286 void fw_init (struct firewire_comm *); 287 int fw_tbuf_update (struct firewire_comm *, int, int); 288 int fw_rbuf_update (struct firewire_comm *, int, int); 289 void fw_asybusy (struct fw_xfer *); 290 int fw_bindadd (struct firewire_comm *, struct fw_bind *); 291 int fw_bindremove (struct firewire_comm *, struct fw_bind *); 292 int fw_asyreq (struct firewire_comm *, int, struct fw_xfer*); 293 void fw_busreset (struct firewire_comm *); 294 u_int16_t fw_crc16 (u_int32_t *, u_int32_t); 295 void fw_xfer_timeout (void *); 296 void fw_xfer_done (struct fw_xfer *); 297 void fw_asy_callback (struct fw_xfer *); 298 void fw_asy_callback_free (struct fw_xfer *); 299 struct fw_device *fw_noderesolve_nodeid (struct firewire_comm *, int); 300 struct fw_device *fw_noderesolve_eui64 (struct firewire_comm *, struct fw_eui64 *); 301 struct fw_bind *fw_bindlookup (struct firewire_comm *, u_int16_t, u_int32_t); 302 void fw_drain_txq (struct firewire_comm *); 303 int fwdev_makedev (struct firewire_softc *); 304 int fwdev_destroydev (struct firewire_softc *); 305 void fwdev_clone (void *, char *, int, dev_t *); 306 307 extern int firewire_debug; 308 extern devclass_t firewire_devclass; 309 310 #ifdef __DragonFly__ 311 #define FWPRI PCATCH 312 #else 313 #define FWPRI ((PZERO+8)|PCATCH) 314 #endif 315 316 #if defined(__DragonFly__) || __FreeBSD_version < 500000 317 #define CALLOUT_INIT(x) callout_init(x) 318 #else 319 #define CALLOUT_INIT(x) callout_init(x, 0 /* mpsafe */) 320 #endif 321 322 #if defined(__DragonFly__) || __FreeBSD_version < 500000 323 /* compatibility shim for 4.X */ 324 #define bio buf 325 #define bio_bcount b_bcount 326 #define bio_cmd b_flags 327 #define bio_count b_count 328 #define bio_data b_data 329 #define bio_dev b_dev 330 #define bio_error b_error 331 #define bio_flags b_flags 332 #define bio_offset b_offset 333 #define bio_resid b_resid 334 #define BIO_ERROR B_ERROR 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); 343