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 1.1.2.14 2003/05/01 06:24:37 simokawa Exp $ 35 * $DragonFly: src/sys/bus/firewire/firewirereg.h,v 1.5 2003/08/27 11:42:34 rob Exp $ 36 * 37 */ 38 39 #if __FreeBSD_version >= 500000 40 typedef struct thread fw_proc; 41 #include <sys/selinfo.h> 42 #else 43 typedef struct thread fw_proc; 44 #include <sys/select.h> 45 #endif 46 47 #include <sys/uio.h> 48 49 #define splfw splimp 50 51 struct fw_device{ 52 u_int16_t dst; 53 struct fw_eui64 eui; 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 STAILQ_ENTRY(fw_device) link; 69 }; 70 71 struct firewire_softc { 72 #if __FreeBSD_version >= 500000 73 dev_t dev; 74 #else 75 dev_t dev[FWMAXNDMA+1]; 76 #endif 77 struct firewire_comm *fc; 78 }; 79 80 #define FW_MAX_DMACH 0x20 81 #define FW_MAX_DEVCH FW_MAX_DMACH 82 #define FW_XFERTIMEOUT 1 83 84 struct firewire_dev_comm { 85 device_t dev; 86 struct firewire_comm *fc; 87 void (*post_busreset) (void *); 88 void (*post_explore) (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 u_int32_t status; 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 STAILQ_HEAD(, fw_xfer) pending; 142 u_int sid_cnt; 143 #define CSRSIZE 0x4000 144 u_int32_t csr_arc[CSRSIZE/4]; 145 #define CROMSIZE 0x400 146 u_int32_t *config_rom; 147 struct fw_topology_map *topology_map; 148 struct fw_speed_map *speed_map; 149 struct callout busprobe_callout; 150 struct callout bmr_callout; 151 struct callout timeout_callout; 152 struct callout retry_probe_callout; 153 u_int32_t (*cyctimer) (struct firewire_comm *); 154 void (*ibr) (struct firewire_comm *); 155 u_int32_t (*set_bmr) (struct firewire_comm *, u_int32_t); 156 int (*ioctl) (dev_t, u_long, caddr_t, int, fw_proc *); 157 int (*irx_enable) (struct firewire_comm *, int); 158 int (*irx_disable) (struct firewire_comm *, int); 159 int (*itx_enable) (struct firewire_comm *, int); 160 int (*itx_disable) (struct firewire_comm *, int); 161 void (*timeout) (void *); 162 void (*poll) (struct firewire_comm *, int, int); 163 void (*set_intr) (struct firewire_comm *, int); 164 void (*irx_post) (struct firewire_comm *, u_int32_t *); 165 void (*itx_post) (struct firewire_comm *, u_int32_t *); 166 struct tcode_info *tcode; 167 bus_dma_tag_t dmat; 168 }; 169 #define CSRARC(sc, offset) ((sc)->csr_arc[(offset)/4]) 170 171 struct csrdir{ 172 u_int32_t ongoaddr; 173 u_int32_t off; 174 SLIST_ENTRY(csrdir) link; 175 }; 176 177 struct fw_xferq { 178 int flag; 179 #define FWXFERQ_CHTAGMASK 0xff 180 #define FWXFERQ_RUNNING (1 << 8) 181 #define FWXFERQ_STREAM (1 << 9) 182 183 #define FWXFERQ_BULK (1 << 11) 184 #define FWXFERQ_MODEMASK (7 << 10) 185 186 #define FWXFERQ_EXTBUF (1 << 13) 187 #define FWXFERQ_OPEN (1 << 14) 188 189 #define FWXFERQ_HANDLER (1 << 16) 190 #define FWXFERQ_WAKEUP (1 << 17) 191 192 void (*start) (struct firewire_comm*); 193 STAILQ_HEAD(, fw_xfer) q; 194 u_int queued; 195 u_int maxq; 196 u_int psize; 197 STAILQ_HEAD(, fw_bind) binds; 198 struct fwdma_alloc_multi *buf; 199 u_int bnchunk; 200 u_int bnpacket; 201 struct fw_bulkxfer *bulkxfer; 202 STAILQ_HEAD(, fw_bulkxfer) stvalid; 203 STAILQ_HEAD(, fw_bulkxfer) stfree; 204 STAILQ_HEAD(, fw_bulkxfer) stdma; 205 struct fw_bulkxfer *stproc; 206 struct selinfo rsel; 207 caddr_t sc; 208 void (*hand) (struct fw_xferq *); 209 }; 210 211 struct fw_bulkxfer{ 212 int poffset; 213 struct mbuf *mbuf; 214 STAILQ_ENTRY(fw_bulkxfer) link; 215 caddr_t start; 216 caddr_t end; 217 int resp; 218 }; 219 220 struct tlabel{ 221 struct fw_xfer *xfer; 222 STAILQ_ENTRY(tlabel) link; 223 }; 224 225 struct fw_bind{ 226 u_int32_t start_hi, start_lo, addrlen; 227 STAILQ_HEAD(, fw_xfer) xferlist; 228 STAILQ_ENTRY(fw_bind) fclist; 229 STAILQ_ENTRY(fw_bind) chlist; 230 #define FWACT_NULL 0 231 #define FWACT_XFER 2 232 #define FWACT_CH 3 233 u_int8_t act_type; 234 u_int8_t sub; 235 }; 236 237 struct fw_xfer{ 238 caddr_t sc; 239 struct firewire_comm *fc; 240 struct fw_xferq *q; 241 struct timeval tv; 242 /* XXX should be removed */ 243 u_int32_t dst; /* XXX for if_fwe */ 244 u_int8_t spd; 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 int len; 262 caddr_t buf; 263 } send, recv; 264 struct mbuf *mbuf; 265 STAILQ_ENTRY(fw_xfer) link; 266 struct malloc_type *malloc; 267 }; 268 void fw_sidrcv (struct firewire_comm *, u_int32_t *, u_int); 269 void fw_rcv (struct firewire_comm *, struct iovec *, int, u_int, u_int); 270 void fw_xfer_unload ( struct fw_xfer*); 271 void fw_xfer_free ( struct fw_xfer*); 272 struct fw_xfer *fw_xfer_alloc (struct malloc_type *); 273 struct fw_xfer *fw_xfer_alloc_buf (struct malloc_type *, int, int); 274 void fw_init (struct firewire_comm *); 275 int fw_tbuf_update (struct firewire_comm *, int, int); 276 int fw_rbuf_update (struct firewire_comm *, int, int); 277 void fw_asybusy (struct fw_xfer *); 278 int fw_bindadd (struct firewire_comm *, struct fw_bind *); 279 int fw_bindremove (struct firewire_comm *, struct fw_bind *); 280 int fw_asyreq (struct firewire_comm *, int, struct fw_xfer*); 281 void fw_busreset (struct firewire_comm *); 282 u_int16_t fw_crc16 (u_int32_t *, u_int32_t); 283 void fw_xfer_timeout (void *); 284 void fw_xfer_done (struct fw_xfer *); 285 void fw_asy_callback (struct fw_xfer *); 286 struct fw_device *fw_noderesolve_nodeid (struct firewire_comm *, int); 287 struct fw_device *fw_noderesolve_eui64 (struct firewire_comm *, struct fw_eui64 *); 288 struct fw_bind *fw_bindlookup (struct firewire_comm *, u_int32_t, u_int32_t); 289 void fw_drain_txq (struct firewire_comm *); 290 291 292 extern int firewire_debug; 293 extern devclass_t firewire_devclass; 294 295 #define FWPRI PCATCH 296 297 #if __FreeBSD_version >= 500000 298 #define CALLOUT_INIT(x) callout_init(x, 0 /* mpsafe */) 299 #else 300 #define CALLOUT_INIT(x) callout_init(x) 301 #endif 302 303 MALLOC_DECLARE(M_FW); 304 MALLOC_DECLARE(M_FWXFER); 305