tctrl.c revision 1.47.4.1
1 /* $NetBSD: tctrl.c,v 1.47.4.1 2008/06/18 16:32:48 simonb Exp $ */ 2 3 /*- 4 * Copyright (c) 1998, 2005, 2006 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Matt Thomas. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __KERNEL_RCSID(0, "$NetBSD: tctrl.c,v 1.47.4.1 2008/06/18 16:32:48 simonb Exp $"); 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/ioctl.h> 38 #include <sys/select.h> 39 #include <sys/tty.h> 40 #include <sys/proc.h> 41 #include <sys/user.h> 42 #include <sys/conf.h> 43 #include <sys/file.h> 44 #include <sys/uio.h> 45 #include <sys/kernel.h> 46 #include <sys/kthread.h> 47 #include <sys/syslog.h> 48 #include <sys/types.h> 49 #include <sys/device.h> 50 #include <sys/envsys.h> 51 #include <sys/poll.h> 52 #include <sys/kauth.h> 53 54 #include <machine/apmvar.h> 55 #include <machine/autoconf.h> 56 #include <machine/bus.h> 57 #include <machine/intr.h> 58 #include <machine/tctrl.h> 59 60 #include <sparc/dev/ts102reg.h> 61 #include <sparc/dev/tctrlvar.h> 62 #include <sparc/sparc/auxiotwo.h> 63 #include <sparc/sparc/auxreg.h> 64 65 #include <dev/sysmon/sysmonvar.h> 66 #include <dev/sysmon/sysmon_taskq.h> 67 68 #include "sysmon_envsys.h" 69 70 /*#define TCTRLDEBUG*/ 71 72 /* disk spinner */ 73 #include <sys/disk.h> 74 #include <dev/scsipi/sdvar.h> 75 76 /* ethernet carrier */ 77 #include <net/if.h> 78 #include <net/if_dl.h> 79 #include <net/if_ether.h> 80 #include <net/if_media.h> 81 #include <dev/ic/lancevar.h> 82 83 extern struct cfdriver tctrl_cd; 84 85 dev_type_open(tctrlopen); 86 dev_type_close(tctrlclose); 87 dev_type_ioctl(tctrlioctl); 88 dev_type_poll(tctrlpoll); 89 dev_type_kqfilter(tctrlkqfilter); 90 91 const struct cdevsw tctrl_cdevsw = { 92 tctrlopen, tctrlclose, noread, nowrite, tctrlioctl, 93 nostop, notty, tctrlpoll, nommap, tctrlkqfilter, 94 }; 95 96 static const char *tctrl_ext_statuses[16] = { 97 "main power available", 98 "internal battery attached", 99 "external battery attached", 100 "external VGA attached", 101 "external keyboard attached", 102 "external mouse attached", 103 "lid down", 104 "internal battery charging", 105 "external battery charging", 106 "internal battery discharging", 107 "external battery discharging", 108 }; 109 110 struct tctrl_softc { 111 struct device sc_dev; 112 bus_space_tag_t sc_memt; 113 bus_space_handle_t sc_memh; 114 unsigned int sc_junk; 115 unsigned int sc_ext_status; 116 unsigned int sc_flags; 117 #define TCTRL_SEND_REQUEST 0x0001 118 #define TCTRL_APM_CTLOPEN 0x0002 119 uint32_t sc_wantdata; 120 uint32_t sc_ext_pending; 121 volatile uint16_t sc_lcdstate; 122 uint16_t sc_lcdwanted; 123 124 enum { TCTRL_IDLE, TCTRL_ARGS, 125 TCTRL_ACK, TCTRL_DATA } sc_state; 126 uint8_t sc_cmdbuf[16]; 127 uint8_t sc_rspbuf[16]; 128 uint8_t sc_bitport; 129 uint8_t sc_tft_on; 130 uint8_t sc_op; 131 uint8_t sc_cmdoff; 132 uint8_t sc_cmdlen; 133 uint8_t sc_rspoff; 134 uint8_t sc_rsplen; 135 /* APM stuff */ 136 #define APM_NEVENTS 16 137 struct apm_event_info sc_event_list[APM_NEVENTS]; 138 int sc_event_count; 139 int sc_event_ptr; 140 struct selinfo sc_rsel; 141 142 /* ENVSYS stuff */ 143 #define ENVSYS_NUMSENSORS 3 144 struct evcnt sc_intrcnt; /* interrupt counting */ 145 struct sysmon_envsys *sc_sme; 146 envsys_data_t sc_sensor[ENVSYS_NUMSENSORS]; 147 148 struct sysmon_pswitch sc_sm_pbutton; /* power button */ 149 struct sysmon_pswitch sc_sm_lid; /* lid state */ 150 struct sysmon_pswitch sc_sm_ac; /* AC adaptor presence */ 151 int sc_powerpressed; 152 153 /* hardware status stuff */ 154 int sc_lid; /* 1 - open, 0 - closed */ 155 int sc_power_state; 156 int sc_spl; 157 158 /* 159 * we call this when we detect connection or removal of an external 160 * monitor. 0 for no monitor, !=0 for monitor present 161 */ 162 void (*sc_video_callback)(void *, int); 163 void *sc_video_callback_cookie; 164 int sc_extvga; 165 166 uint32_t sc_events; 167 lwp_t *sc_thread; /* event thread */ 168 kmutex_t sc_requestlock; 169 }; 170 171 #define TCTRL_STD_DEV 0 172 #define TCTRL_APMCTL_DEV 8 173 174 static int tctrl_match(struct device *, struct cfdata *, void *); 175 static void tctrl_attach(struct device *, struct device *, void *); 176 static void tctrl_write(struct tctrl_softc *, bus_size_t, uint8_t); 177 static uint8_t tctrl_read(struct tctrl_softc *, bus_size_t); 178 static void tctrl_write_data(struct tctrl_softc *, uint8_t); 179 static uint8_t tctrl_read_data(struct tctrl_softc *); 180 static int tctrl_intr(void *); 181 static void tctrl_setup_bitport(void); 182 static void tctrl_setup_bitport_nop(void); 183 static void tctrl_read_ext_status(void); 184 static void tctrl_read_event_status(struct tctrl_softc *); 185 static int tctrl_apm_record_event(struct tctrl_softc *, u_int); 186 static void tctrl_init_lcd(void); 187 188 static void tctrl_sensor_setup(struct tctrl_softc *); 189 static void tctrl_refresh(struct sysmon_envsys *, envsys_data_t *); 190 191 static void tctrl_power_button_pressed(void *); 192 static void tctrl_lid_state(struct tctrl_softc *); 193 static void tctrl_ac_state(struct tctrl_softc *); 194 195 static int tctrl_powerfail(void *); 196 197 static void tctrl_event_thread(void *); 198 void tctrl_update_lcd(struct tctrl_softc *); 199 200 static void tctrl_lock(struct tctrl_softc *); 201 static void tctrl_unlock(struct tctrl_softc *); 202 203 CFATTACH_DECL(tctrl, sizeof(struct tctrl_softc), 204 tctrl_match, tctrl_attach, NULL, NULL); 205 206 static int tadpole_request(struct tctrl_req *, int, int); 207 208 /* XXX wtf is this? see i386/apm.c */ 209 int tctrl_apm_evindex; 210 211 static int 212 tctrl_match(struct device *parent, struct cfdata *cf, void *aux) 213 { 214 union obio_attach_args *uoba = aux; 215 struct sbus_attach_args *sa = &uoba->uoba_sbus; 216 217 if (uoba->uoba_isobio4 != 0) { 218 return (0); 219 } 220 221 /* Tadpole 3GX/3GS uses "uctrl" for the Tadpole Microcontroller 222 * (who's interface is off the TS102 PCMCIA controller but there 223 * exists a OpenProm for microcontroller interface). 224 */ 225 return strcmp("uctrl", sa->sa_name) == 0; 226 } 227 228 static void 229 tctrl_attach(struct device *parent, struct device *self, void *aux) 230 { 231 struct tctrl_softc *sc = device_private(self); 232 union obio_attach_args *uoba = aux; 233 struct sbus_attach_args *sa = &uoba->uoba_sbus; 234 unsigned int i, v; 235 236 /* We're living on a sbus slot that looks like an obio that 237 * looks like an sbus slot. 238 */ 239 sc->sc_memt = sa->sa_bustag; 240 if (sbus_bus_map(sc->sc_memt, 241 sa->sa_slot, 242 sa->sa_offset - TS102_REG_UCTRL_INT, 243 sa->sa_size, 244 BUS_SPACE_MAP_LINEAR, &sc->sc_memh) != 0) { 245 printf(": can't map registers\n"); 246 return; 247 } 248 249 printf("\n"); 250 251 sc->sc_tft_on = 1; 252 253 /* clear any pending data. 254 */ 255 for (i = 0; i < 10000; i++) { 256 if ((TS102_UCTRL_STS_RXNE_STA & 257 tctrl_read(sc, TS102_REG_UCTRL_STS)) == 0) { 258 break; 259 } 260 v = tctrl_read(sc, TS102_REG_UCTRL_DATA); 261 tctrl_write(sc, TS102_REG_UCTRL_STS, TS102_UCTRL_STS_RXNE_STA); 262 } 263 264 if (sa->sa_nintr != 0) { 265 (void)bus_intr_establish(sc->sc_memt, sa->sa_pri, IPL_NONE, 266 tctrl_intr, sc); 267 evcnt_attach_dynamic(&sc->sc_intrcnt, EVCNT_TYPE_INTR, NULL, 268 sc->sc_dev.dv_xname, "intr"); 269 } 270 271 /* See what the external status is */ 272 sc->sc_ext_status = 0; 273 tctrl_read_ext_status(); 274 if (sc->sc_ext_status != 0) { 275 const char *sep; 276 277 printf("%s: ", sc->sc_dev.dv_xname); 278 v = sc->sc_ext_status; 279 for (i = 0, sep = ""; v != 0; i++, v >>= 1) { 280 if (v & 1) { 281 printf("%s%s", sep, tctrl_ext_statuses[i]); 282 sep = ", "; 283 } 284 } 285 printf("\n"); 286 } 287 288 /* Get a current of the control bitport */ 289 tctrl_setup_bitport_nop(); 290 tctrl_write(sc, TS102_REG_UCTRL_INT, 291 TS102_UCTRL_INT_RXNE_REQ|TS102_UCTRL_INT_RXNE_MSK); 292 sc->sc_lid = (sc->sc_ext_status & TS102_EXT_STATUS_LID_DOWN) == 0; 293 sc->sc_power_state = PWR_RESUME; 294 295 sc->sc_extvga = (sc->sc_ext_status & 296 TS102_EXT_STATUS_EXTERNAL_VGA_ATTACHED) != 0; 297 sc->sc_video_callback = NULL; 298 299 300 sc->sc_wantdata = 0; 301 sc->sc_event_count = 0; 302 sc->sc_ext_pending = 0; 303 sc->sc_ext_pending = 0; 304 305 mutex_init(&sc->sc_requestlock, MUTEX_DEFAULT, IPL_NONE); 306 selinit(&sc->sc_rsel); 307 308 /* setup sensors and register the power button */ 309 tctrl_sensor_setup(sc); 310 tctrl_lid_state(sc); 311 tctrl_ac_state(sc); 312 313 /* initialize the LCD */ 314 tctrl_init_lcd(); 315 316 /* initialize sc_lcdstate */ 317 sc->sc_lcdstate = 0; 318 sc->sc_lcdwanted = 0; 319 tadpole_set_lcd(2, 0); 320 321 /* fire up the LCD event thread */ 322 sc->sc_events = 0; 323 324 if (kthread_create(PRI_NONE, 0, NULL, tctrl_event_thread, sc, 325 &sc->sc_thread, "%s", sc->sc_dev.dv_xname) != 0) { 326 printf("%s: unable to create event kthread", 327 sc->sc_dev.dv_xname); 328 } 329 } 330 331 static int 332 tctrl_intr(void *arg) 333 { 334 struct tctrl_softc *sc = arg; 335 unsigned int v, d; 336 int progress = 0; 337 338 again: 339 /* find out the cause(s) of the interrupt */ 340 v = tctrl_read(sc, TS102_REG_UCTRL_STS) & TS102_UCTRL_STS_MASK; 341 342 /* clear the cause(s) of the interrupt */ 343 tctrl_write(sc, TS102_REG_UCTRL_STS, v); 344 345 v &= ~(TS102_UCTRL_STS_RXO_STA|TS102_UCTRL_STS_TXE_STA); 346 if (sc->sc_cmdoff >= sc->sc_cmdlen) { 347 v &= ~TS102_UCTRL_STS_TXNF_STA; 348 if (tctrl_read(sc, TS102_REG_UCTRL_INT) & 349 TS102_UCTRL_INT_TXNF_REQ) { 350 tctrl_write(sc, TS102_REG_UCTRL_INT, 0); 351 progress = 1; 352 } 353 } 354 if ((v == 0) && ((sc->sc_flags & TCTRL_SEND_REQUEST) == 0 || 355 sc->sc_state != TCTRL_IDLE)) { 356 wakeup(sc); 357 return progress; 358 } 359 360 progress = 1; 361 if (v & TS102_UCTRL_STS_RXNE_STA) { 362 d = tctrl_read_data(sc); 363 switch (sc->sc_state) { 364 case TCTRL_IDLE: 365 if (d == 0xfa) { 366 /* 367 * external event, 368 * set a flag and wakeup the event thread 369 */ 370 sc->sc_ext_pending = 1; 371 } else { 372 printf("%s: (op=0x%02x): unexpected data (0x%02x)\n", 373 sc->sc_dev.dv_xname, sc->sc_op, d); 374 } 375 goto again; 376 case TCTRL_ACK: 377 if (d != 0xfe) { 378 printf("%s: (op=0x%02x): unexpected ack value (0x%02x)\n", 379 sc->sc_dev.dv_xname, sc->sc_op, d); 380 } 381 #ifdef TCTRLDEBUG 382 printf(" ack=0x%02x", d); 383 #endif 384 sc->sc_rsplen--; 385 sc->sc_rspoff = 0; 386 sc->sc_state = sc->sc_rsplen ? TCTRL_DATA : TCTRL_IDLE; 387 sc->sc_wantdata = sc->sc_rsplen ? 1 : 0; 388 #ifdef TCTRLDEBUG 389 if (sc->sc_rsplen > 0) { 390 printf(" [data(%u)]", sc->sc_rsplen); 391 } else { 392 printf(" [idle]\n"); 393 } 394 #endif 395 goto again; 396 case TCTRL_DATA: 397 sc->sc_rspbuf[sc->sc_rspoff++] = d; 398 #ifdef TCTRLDEBUG 399 printf(" [%d]=0x%02x", sc->sc_rspoff-1, d); 400 #endif 401 if (sc->sc_rspoff == sc->sc_rsplen) { 402 #ifdef TCTRLDEBUG 403 printf(" [idle]\n"); 404 #endif 405 sc->sc_state = TCTRL_IDLE; 406 sc->sc_wantdata = 0; 407 } 408 goto again; 409 default: 410 printf("%s: (op=0x%02x): unexpected data (0x%02x) in state %d\n", 411 sc->sc_dev.dv_xname, sc->sc_op, d, sc->sc_state); 412 goto again; 413 } 414 } 415 if ((sc->sc_state == TCTRL_IDLE && sc->sc_wantdata == 0) || 416 sc->sc_flags & TCTRL_SEND_REQUEST) { 417 if (sc->sc_flags & TCTRL_SEND_REQUEST) { 418 sc->sc_flags &= ~TCTRL_SEND_REQUEST; 419 sc->sc_wantdata = 1; 420 } 421 if (sc->sc_cmdlen > 0) { 422 tctrl_write(sc, TS102_REG_UCTRL_INT, 423 tctrl_read(sc, TS102_REG_UCTRL_INT) 424 |TS102_UCTRL_INT_TXNF_MSK 425 |TS102_UCTRL_INT_TXNF_REQ); 426 v = tctrl_read(sc, TS102_REG_UCTRL_STS); 427 } 428 } 429 if ((sc->sc_cmdoff < sc->sc_cmdlen) && (v & TS102_UCTRL_STS_TXNF_STA)) { 430 tctrl_write_data(sc, sc->sc_cmdbuf[sc->sc_cmdoff++]); 431 #ifdef TCTRLDEBUG 432 if (sc->sc_cmdoff == 1) { 433 printf("%s: op=0x%02x(l=%u)", sc->sc_dev.dv_xname, 434 sc->sc_cmdbuf[0], sc->sc_rsplen); 435 } else { 436 printf(" [%d]=0x%02x", sc->sc_cmdoff-1, 437 sc->sc_cmdbuf[sc->sc_cmdoff-1]); 438 } 439 #endif 440 if (sc->sc_cmdoff == sc->sc_cmdlen) { 441 sc->sc_state = sc->sc_rsplen ? TCTRL_ACK : TCTRL_IDLE; 442 #ifdef TCTRLDEBUG 443 printf(" %s", sc->sc_rsplen ? "[ack]" : "[idle]\n"); 444 #endif 445 if (sc->sc_cmdoff == 1) { 446 sc->sc_op = sc->sc_cmdbuf[0]; 447 } 448 tctrl_write(sc, TS102_REG_UCTRL_INT, 449 tctrl_read(sc, TS102_REG_UCTRL_INT) 450 & (~TS102_UCTRL_INT_TXNF_MSK 451 |TS102_UCTRL_INT_TXNF_REQ)); 452 } else if (sc->sc_state == TCTRL_IDLE) { 453 sc->sc_op = sc->sc_cmdbuf[0]; 454 sc->sc_state = TCTRL_ARGS; 455 #ifdef TCTRLDEBUG 456 printf(" [args]"); 457 #endif 458 } 459 } 460 goto again; 461 } 462 463 static void 464 tctrl_setup_bitport_nop(void) 465 { 466 struct tctrl_softc *sc; 467 struct tctrl_req req; 468 int s; 469 470 sc = device_lookup_private(&tctrl_cd, TCTRL_STD_DEV); 471 req.cmdbuf[0] = TS102_OP_CTL_BITPORT; 472 req.cmdbuf[1] = 0xff; 473 req.cmdbuf[2] = 0x00; 474 req.cmdlen = 3; 475 req.rsplen = 2; 476 tadpole_request(&req, 1, 0); 477 s = splts102(); 478 sc->sc_bitport = (req.rspbuf[0] & req.cmdbuf[1]) ^ req.cmdbuf[2]; 479 splx(s); 480 } 481 482 static void 483 tctrl_setup_bitport(void) 484 { 485 struct tctrl_softc *sc; 486 struct tctrl_req req; 487 int s; 488 489 sc = device_lookup_private(&tctrl_cd, TCTRL_STD_DEV); 490 s = splts102(); 491 req.cmdbuf[2] = 0; 492 if ((sc->sc_ext_status & TS102_EXT_STATUS_LID_DOWN) 493 || (!sc->sc_tft_on)) { 494 req.cmdbuf[2] = TS102_BITPORT_TFTPWR; 495 } 496 req.cmdbuf[0] = TS102_OP_CTL_BITPORT; 497 req.cmdbuf[1] = ~TS102_BITPORT_TFTPWR; 498 req.cmdlen = 3; 499 req.rsplen = 2; 500 tadpole_request(&req, 1, 0); 501 s = splts102(); 502 sc->sc_bitport = (req.rspbuf[0] & req.cmdbuf[1]) ^ req.cmdbuf[2]; 503 splx(s); 504 } 505 506 /* 507 * The tadpole microcontroller is not preprogrammed with icon 508 * representations. The machine boots with the DC-IN light as 509 * a blank (all 0x00) and the other lights, as 4 rows of horizontal 510 * bars. The below code initializes the icons in the system to 511 * sane values. Some of these icons could be used for any purpose 512 * desired, namely the pcmcia, LAN and WAN lights. For the disk spinner, 513 * only the backslash is unprogrammed. (sigh) 514 * 515 * programming the icons is simple. It is a 5x8 matrix, which each row a 516 * bitfield in the order 0x10 0x08 0x04 0x02 0x01. 517 */ 518 519 static void 520 tctrl_init_lcd(void) 521 { 522 struct tctrl_req req; 523 524 req.cmdbuf[0] = TS102_OP_BLK_DEF_SPCL_CHAR; 525 req.cmdlen = 11; 526 req.rsplen = 1; 527 req.cmdbuf[1] = 0x08; /*len*/ 528 req.cmdbuf[2] = TS102_BLK_OFF_DEF_DC_GOOD; 529 req.cmdbuf[3] = 0x00; /* ..... */ 530 req.cmdbuf[4] = 0x00; /* ..... */ 531 req.cmdbuf[5] = 0x1f; /* XXXXX */ 532 req.cmdbuf[6] = 0x00; /* ..... */ 533 req.cmdbuf[7] = 0x15; /* X.X.X */ 534 req.cmdbuf[8] = 0x00; /* ..... */ 535 req.cmdbuf[9] = 0x00; /* ..... */ 536 req.cmdbuf[10] = 0x00; /* ..... */ 537 tadpole_request(&req, 1, 0); 538 539 req.cmdbuf[0] = TS102_OP_BLK_DEF_SPCL_CHAR; 540 req.cmdlen = 11; 541 req.rsplen = 1; 542 req.cmdbuf[1] = 0x08; /*len*/ 543 req.cmdbuf[2] = TS102_BLK_OFF_DEF_BACKSLASH; 544 req.cmdbuf[3] = 0x00; /* ..... */ 545 req.cmdbuf[4] = 0x10; /* X.... */ 546 req.cmdbuf[5] = 0x08; /* .X... */ 547 req.cmdbuf[6] = 0x04; /* ..X.. */ 548 req.cmdbuf[7] = 0x02; /* ...X. */ 549 req.cmdbuf[8] = 0x01; /* ....X */ 550 req.cmdbuf[9] = 0x00; /* ..... */ 551 req.cmdbuf[10] = 0x00; /* ..... */ 552 tadpole_request(&req, 1, 0); 553 554 req.cmdbuf[0] = TS102_OP_BLK_DEF_SPCL_CHAR; 555 req.cmdlen = 11; 556 req.rsplen = 1; 557 req.cmdbuf[1] = 0x08; /*len*/ 558 req.cmdbuf[2] = TS102_BLK_OFF_DEF_WAN1; 559 req.cmdbuf[3] = 0x0c; /* .XXX. */ 560 req.cmdbuf[4] = 0x16; /* X.XX. */ 561 req.cmdbuf[5] = 0x10; /* X.... */ 562 req.cmdbuf[6] = 0x15; /* X.X.X */ 563 req.cmdbuf[7] = 0x10; /* X.... */ 564 req.cmdbuf[8] = 0x16; /* X.XX. */ 565 req.cmdbuf[9] = 0x0c; /* .XXX. */ 566 req.cmdbuf[10] = 0x00; /* ..... */ 567 tadpole_request(&req, 1, 0); 568 569 req.cmdbuf[0] = TS102_OP_BLK_DEF_SPCL_CHAR; 570 req.cmdlen = 11; 571 req.rsplen = 1; 572 req.cmdbuf[1] = 0x08; /*len*/ 573 req.cmdbuf[2] = TS102_BLK_OFF_DEF_WAN2; 574 req.cmdbuf[3] = 0x0c; /* .XXX. */ 575 req.cmdbuf[4] = 0x0d; /* .XX.X */ 576 req.cmdbuf[5] = 0x01; /* ....X */ 577 req.cmdbuf[6] = 0x15; /* X.X.X */ 578 req.cmdbuf[7] = 0x01; /* ....X */ 579 req.cmdbuf[8] = 0x0d; /* .XX.X */ 580 req.cmdbuf[9] = 0x0c; /* .XXX. */ 581 req.cmdbuf[10] = 0x00; /* ..... */ 582 tadpole_request(&req, 1, 0); 583 584 req.cmdbuf[0] = TS102_OP_BLK_DEF_SPCL_CHAR; 585 req.cmdlen = 11; 586 req.rsplen = 1; 587 req.cmdbuf[1] = 0x08; /*len*/ 588 req.cmdbuf[2] = TS102_BLK_OFF_DEF_LAN1; 589 req.cmdbuf[3] = 0x00; /* ..... */ 590 req.cmdbuf[4] = 0x04; /* ..X.. */ 591 req.cmdbuf[5] = 0x08; /* .X... */ 592 req.cmdbuf[6] = 0x13; /* X..XX */ 593 req.cmdbuf[7] = 0x08; /* .X... */ 594 req.cmdbuf[8] = 0x04; /* ..X.. */ 595 req.cmdbuf[9] = 0x00; /* ..... */ 596 req.cmdbuf[10] = 0x00; /* ..... */ 597 tadpole_request(&req, 1, 0); 598 599 req.cmdbuf[0] = TS102_OP_BLK_DEF_SPCL_CHAR; 600 req.cmdlen = 11; 601 req.rsplen = 1; 602 req.cmdbuf[1] = 0x08; /*len*/ 603 req.cmdbuf[2] = TS102_BLK_OFF_DEF_LAN2; 604 req.cmdbuf[3] = 0x00; /* ..... */ 605 req.cmdbuf[4] = 0x04; /* ..X.. */ 606 req.cmdbuf[5] = 0x02; /* ...X. */ 607 req.cmdbuf[6] = 0x19; /* XX..X */ 608 req.cmdbuf[7] = 0x02; /* ...X. */ 609 req.cmdbuf[8] = 0x04; /* ..X.. */ 610 req.cmdbuf[9] = 0x00; /* ..... */ 611 req.cmdbuf[10] = 0x00; /* ..... */ 612 tadpole_request(&req, 1, 0); 613 614 req.cmdbuf[0] = TS102_OP_BLK_DEF_SPCL_CHAR; 615 req.cmdlen = 11; 616 req.rsplen = 1; 617 req.cmdbuf[1] = 0x08; /*len*/ 618 req.cmdbuf[2] = TS102_BLK_OFF_DEF_PCMCIA; 619 req.cmdbuf[3] = 0x00; /* ..... */ 620 req.cmdbuf[4] = 0x0c; /* .XXX. */ 621 req.cmdbuf[5] = 0x1f; /* XXXXX */ 622 req.cmdbuf[6] = 0x1f; /* XXXXX */ 623 req.cmdbuf[7] = 0x1f; /* XXXXX */ 624 req.cmdbuf[8] = 0x1f; /* XXXXX */ 625 req.cmdbuf[9] = 0x00; /* ..... */ 626 req.cmdbuf[10] = 0x00; /* ..... */ 627 tadpole_request(&req, 1, 0); 628 } 629 630 /* sc_lcdwanted -> lcd_state */ 631 void 632 tctrl_update_lcd(struct tctrl_softc *sc) 633 { 634 struct tctrl_req req; 635 int s; 636 637 s = splhigh(); 638 if (sc->sc_lcdwanted == sc->sc_lcdstate) { 639 splx(s); 640 return; 641 } 642 sc->sc_lcdstate = sc->sc_lcdwanted; 643 splx(s); 644 645 /* 646 * the mask setup on this particular command is *very* bizzare 647 * and totally undocumented. 648 */ 649 req.cmdbuf[0] = TS102_OP_CTL_LCD; 650 651 /* leave caps-lock alone */ 652 req.cmdbuf[2] = (u_int8_t)(sc->sc_lcdstate & 0xfe); 653 req.cmdbuf[3] = (u_int8_t)((sc->sc_lcdstate & 0x100)>>8); 654 655 req.cmdbuf[1] = 1; 656 req.cmdbuf[4] = 0; 657 658 659 /* XXX this thing is weird.... */ 660 req.cmdlen = 3; 661 req.rsplen = 2; 662 663 /* below are the values one would expect but which won't work */ 664 #if 0 665 req.cmdlen = 5; 666 req.rsplen = 4; 667 #endif 668 tadpole_request(&req, 1, 0); 669 } 670 671 672 /* 673 * set the blinken-lights on the lcd. what: 674 * what = 0 off, what = 1 on, what = 2 toggle 675 */ 676 677 void 678 tadpole_set_lcd(int what, unsigned short which) 679 { 680 struct tctrl_softc *sc; 681 int s; 682 683 sc = device_lookup_private(&tctrl_cd, TCTRL_STD_DEV); 684 685 s = splhigh(); 686 switch (what) { 687 case 0: 688 sc->sc_lcdwanted &= ~which; 689 break; 690 case 1: 691 sc->sc_lcdwanted |= which; 692 break; 693 case 2: 694 sc->sc_lcdwanted ^= which; 695 break; 696 } 697 splx(s); 698 } 699 700 static void 701 tctrl_read_ext_status(void) 702 { 703 struct tctrl_softc *sc; 704 struct tctrl_req req; 705 int s; 706 707 sc = device_lookup_private(&tctrl_cd, TCTRL_STD_DEV); 708 req.cmdbuf[0] = TS102_OP_RD_EXT_STATUS; 709 req.cmdlen = 1; 710 req.rsplen = 3; 711 #ifdef TCTRLDEBUG 712 printf("pre read: sc->sc_ext_status = 0x%x\n", sc->sc_ext_status); 713 #endif 714 tadpole_request(&req, 1, 0); 715 s = splts102(); 716 sc->sc_ext_status = (req.rspbuf[0] << 8) + req.rspbuf[1]; 717 splx(s); 718 #ifdef TCTRLDEBUG 719 printf("post read: sc->sc_ext_status = 0x%x\n", sc->sc_ext_status); 720 #endif 721 } 722 723 /* 724 * return 0 if the user will notice and handle the event, 725 * return 1 if the kernel driver should do so. 726 */ 727 static int 728 tctrl_apm_record_event(struct tctrl_softc *sc, u_int event_type) 729 { 730 struct apm_event_info *evp; 731 732 if ((sc->sc_flags & TCTRL_APM_CTLOPEN) && 733 (sc->sc_event_count < APM_NEVENTS)) { 734 evp = &sc->sc_event_list[sc->sc_event_ptr]; 735 sc->sc_event_count++; 736 sc->sc_event_ptr++; 737 sc->sc_event_ptr %= APM_NEVENTS; 738 evp->type = event_type; 739 evp->index = ++tctrl_apm_evindex; 740 selnotify(&sc->sc_rsel, 0, 0); 741 return(sc->sc_flags & TCTRL_APM_CTLOPEN) ? 0 : 1; 742 } 743 return(1); 744 } 745 746 static void 747 tctrl_read_event_status(struct tctrl_softc *sc) 748 { 749 struct tctrl_req req; 750 int s, lid; 751 uint32_t v; 752 753 req.cmdbuf[0] = TS102_OP_RD_EVENT_STATUS; 754 req.cmdlen = 1; 755 req.rsplen = 3; 756 tadpole_request(&req, 1, 0); 757 s = splts102(); 758 v = req.rspbuf[0] * 256 + req.rspbuf[1]; 759 #ifdef TCTRLDEBUG 760 printf("event: %x\n",v); 761 #endif 762 if (v & TS102_EVENT_STATUS_POWERON_BTN_PRESSED) { 763 printf("%s: Power button pressed\n",sc->sc_dev.dv_xname); 764 tctrl_powerfail(sc); 765 } 766 if (v & TS102_EVENT_STATUS_SHUTDOWN_REQUEST) { 767 printf("%s: SHUTDOWN REQUEST!\n", sc->sc_dev.dv_xname); 768 tctrl_powerfail(sc); 769 } 770 if (v & TS102_EVENT_STATUS_VERY_LOW_POWER_WARNING) { 771 /*printf("%s: VERY LOW POWER WARNING!\n", sc->sc_dev.dv_xname);*/ 772 /* according to a tadpole header, and observation */ 773 #ifdef TCTRLDEBUG 774 printf("%s: Battery charge level change\n", 775 sc->sc_dev.dv_xname); 776 #endif 777 } 778 if (v & TS102_EVENT_STATUS_LOW_POWER_WARNING) { 779 if (tctrl_apm_record_event(sc, APM_BATTERY_LOW)) 780 printf("%s: LOW POWER WARNING!\n", sc->sc_dev.dv_xname); 781 } 782 if (v & TS102_EVENT_STATUS_DC_STATUS_CHANGE) { 783 splx(s); 784 tctrl_read_ext_status(); 785 tctrl_ac_state(sc); 786 s = splts102(); 787 if (tctrl_apm_record_event(sc, APM_POWER_CHANGE)) 788 printf("%s: main power %s\n", sc->sc_dev.dv_xname, 789 (sc->sc_ext_status & 790 TS102_EXT_STATUS_MAIN_POWER_AVAILABLE) ? 791 "restored" : "removed"); 792 } 793 if (v & TS102_EVENT_STATUS_LID_STATUS_CHANGE) { 794 splx(s); 795 tctrl_read_ext_status(); 796 tctrl_lid_state(sc); 797 tctrl_setup_bitport(); 798 #ifdef TCTRLDEBUG 799 printf("%s: lid %s\n", sc->sc_dev.dv_xname, 800 (sc->sc_ext_status & TS102_EXT_STATUS_LID_DOWN) 801 ? "closed" : "opened"); 802 #endif 803 lid = (sc->sc_ext_status & TS102_EXT_STATUS_LID_DOWN) == 0; 804 } 805 if (v & TS102_EVENT_STATUS_EXTERNAL_VGA_STATUS_CHANGE) { 806 int vga; 807 splx(s); 808 tctrl_read_ext_status(); 809 vga = (sc->sc_ext_status & 810 TS102_EXT_STATUS_EXTERNAL_VGA_ATTACHED) != 0; 811 if (vga != sc->sc_extvga) { 812 sc->sc_extvga = vga; 813 if (sc->sc_video_callback != NULL) { 814 sc->sc_video_callback( 815 sc->sc_video_callback_cookie, 816 sc->sc_extvga); 817 } 818 } 819 } 820 #ifdef DIAGNOSTIC 821 if (v & TS102_EVENT_STATUS_EXT_MOUSE_STATUS_CHANGE) { 822 splx(s); 823 tctrl_read_ext_status(); 824 if (sc->sc_ext_status & 825 TS102_EXT_STATUS_EXTERNAL_MOUSE_ATTACHED) { 826 printf("tctrl: external mouse detected\n"); 827 } 828 } 829 #endif 830 sc->sc_ext_pending = 0; 831 splx(s); 832 } 833 834 static void 835 tctrl_lock(struct tctrl_softc *sc) 836 { 837 838 mutex_enter(&sc->sc_requestlock); 839 } 840 841 static void 842 tctrl_unlock(struct tctrl_softc *sc) 843 { 844 845 mutex_exit(&sc->sc_requestlock); 846 } 847 848 int 849 tadpole_request(struct tctrl_req *req, int spin, int sleep) 850 { 851 struct tctrl_softc *sc; 852 int i, s; 853 854 sc = device_lookup_private(&tctrl_cd, TCTRL_STD_DEV); 855 if (!sc) 856 return ENODEV; 857 858 tctrl_lock(sc); 859 860 if (spin) 861 s = splhigh(); 862 else 863 s = splts102(); 864 sc->sc_flags |= TCTRL_SEND_REQUEST; 865 memcpy(sc->sc_cmdbuf, req->cmdbuf, req->cmdlen); 866 #ifdef DIAGNOSTIC 867 if (sc->sc_wantdata != 0) { 868 splx(s); 869 printf("tctrl: we lost the race\n"); 870 tctrl_unlock(sc); 871 return EAGAIN; 872 } 873 #endif 874 sc->sc_wantdata = 1; 875 sc->sc_rsplen = req->rsplen; 876 sc->sc_cmdlen = req->cmdlen; 877 sc->sc_cmdoff = sc->sc_rspoff = 0; 878 879 /* we spin for certain commands, like poweroffs */ 880 if (spin) { 881 /* for (i = 0; i < 30000; i++) {*/ 882 i = 0; 883 while ((sc->sc_wantdata == 1) && (i < 30000)) { 884 tctrl_intr(sc); 885 DELAY(1); 886 i++; 887 } 888 #ifdef DIAGNOSTIC 889 if (i >= 30000) { 890 printf("tctrl: timeout busy waiting for micro controller request!\n"); 891 sc->sc_wantdata = 0; 892 splx(s); 893 tctrl_unlock(sc); 894 return EAGAIN; 895 } 896 #endif 897 } else { 898 int timeout = 5 * (sc->sc_rsplen + sc->sc_cmdlen); 899 tctrl_intr(sc); 900 i = 0; 901 while (((sc->sc_rspoff != sc->sc_rsplen) || 902 (sc->sc_cmdoff != sc->sc_cmdlen)) && 903 (i < timeout)) 904 if (sleep) { 905 tsleep(sc, PWAIT, "tctrl_data", 15); 906 i++; 907 } else 908 DELAY(1); 909 #ifdef DIAGNOSTIC 910 if (i >= timeout) { 911 printf("tctrl: timeout waiting for microcontroller request\n"); 912 sc->sc_wantdata = 0; 913 splx(s); 914 tctrl_unlock(sc); 915 return EAGAIN; 916 } 917 #endif 918 } 919 /* 920 * we give the user a reasonable amount of time for a command 921 * to complete. If it doesn't complete in time, we hand them 922 * garbage. This is here to stop things like setting the 923 * rsplen too long, and sleeping forever in a CMD_REQ ioctl. 924 */ 925 sc->sc_wantdata = 0; 926 memcpy(req->rspbuf, sc->sc_rspbuf, req->rsplen); 927 splx(s); 928 929 tctrl_unlock(sc); 930 return 0; 931 } 932 933 void 934 tadpole_powerdown(void) 935 { 936 struct tctrl_req req; 937 938 req.cmdbuf[0] = TS102_OP_ADMIN_POWER_OFF; 939 req.cmdlen = 1; 940 req.rsplen = 1; 941 tadpole_request(&req, 1, 0); 942 } 943 944 void 945 tadpole_set_video(int enabled) 946 { 947 struct tctrl_softc *sc; 948 struct tctrl_req req; 949 int s; 950 951 sc = device_lookup_private(&tctrl_cd, TCTRL_STD_DEV); 952 while (sc->sc_wantdata != 0) 953 DELAY(1); 954 s = splts102(); 955 if ((sc->sc_ext_status & TS102_EXT_STATUS_LID_DOWN && !enabled) 956 || (sc->sc_tft_on)) { 957 req.cmdbuf[2] = TS102_BITPORT_TFTPWR; 958 } else { 959 req.cmdbuf[2] = 0; 960 } 961 req.cmdbuf[0] = TS102_OP_CTL_BITPORT; 962 req.cmdbuf[1] = ~TS102_BITPORT_TFTPWR; 963 req.cmdlen = 3; 964 req.rsplen = 2; 965 966 if ((sc->sc_tft_on && !enabled) || (!sc->sc_tft_on && enabled)) { 967 sc->sc_tft_on = enabled; 968 if (sc->sc_ext_status & TS102_EXT_STATUS_LID_DOWN) { 969 splx(s); 970 return; 971 } 972 tadpole_request(&req, 1, 0); 973 sc->sc_bitport = 974 (req.rspbuf[0] & req.cmdbuf[1]) ^ req.cmdbuf[2]; 975 } 976 splx(s); 977 } 978 979 static void 980 tctrl_write_data(struct tctrl_softc *sc, uint8_t v) 981 { 982 unsigned int i; 983 984 for (i = 0; i < 100; i++) { 985 if (TS102_UCTRL_STS_TXNF_STA & 986 tctrl_read(sc, TS102_REG_UCTRL_STS)) 987 break; 988 } 989 tctrl_write(sc, TS102_REG_UCTRL_DATA, v); 990 } 991 992 static uint8_t 993 tctrl_read_data(struct tctrl_softc *sc) 994 { 995 unsigned int i, v; 996 997 for (i = 0; i < 100000; i++) { 998 if (TS102_UCTRL_STS_RXNE_STA & 999 tctrl_read(sc, TS102_REG_UCTRL_STS)) 1000 break; 1001 DELAY(1); 1002 } 1003 1004 v = tctrl_read(sc, TS102_REG_UCTRL_DATA); 1005 tctrl_write(sc, TS102_REG_UCTRL_STS, TS102_UCTRL_STS_RXNE_STA); 1006 return v; 1007 } 1008 1009 static uint8_t 1010 tctrl_read(struct tctrl_softc *sc, bus_size_t off) 1011 { 1012 1013 sc->sc_junk = bus_space_read_1(sc->sc_memt, sc->sc_memh, off); 1014 return sc->sc_junk; 1015 } 1016 1017 static void 1018 tctrl_write(struct tctrl_softc *sc, bus_size_t off, uint8_t v) 1019 { 1020 1021 sc->sc_junk = v; 1022 bus_space_write_1(sc->sc_memt, sc->sc_memh, off, v); 1023 } 1024 1025 int 1026 tctrlopen(dev_t dev, int flags, int mode, struct lwp *l) 1027 { 1028 int unit = (minor(dev)&0xf0); 1029 int ctl = (minor(dev)&0x0f); 1030 struct tctrl_softc *sc; 1031 1032 if (unit >= tctrl_cd.cd_ndevs) 1033 return(ENXIO); 1034 sc = device_lookup_private(&tctrl_cd, TCTRL_STD_DEV); 1035 if (!sc) 1036 return(ENXIO); 1037 1038 switch (ctl) { 1039 case TCTRL_STD_DEV: 1040 break; 1041 case TCTRL_APMCTL_DEV: 1042 if (!(flags & FWRITE)) 1043 return(EINVAL); 1044 if (sc->sc_flags & TCTRL_APM_CTLOPEN) 1045 return(EBUSY); 1046 sc->sc_flags |= TCTRL_APM_CTLOPEN; 1047 break; 1048 default: 1049 return(ENXIO); 1050 break; 1051 } 1052 1053 return(0); 1054 } 1055 1056 int 1057 tctrlclose(dev_t dev, int flags, int mode, struct lwp *l) 1058 { 1059 int ctl = (minor(dev)&0x0f); 1060 struct tctrl_softc *sc; 1061 1062 sc = device_lookup_private(&tctrl_cd, TCTRL_STD_DEV); 1063 if (!sc) 1064 return(ENXIO); 1065 1066 switch (ctl) { 1067 case TCTRL_STD_DEV: 1068 break; 1069 case TCTRL_APMCTL_DEV: 1070 sc->sc_flags &= ~TCTRL_APM_CTLOPEN; 1071 break; 1072 } 1073 return(0); 1074 } 1075 1076 int 1077 tctrlioctl(dev_t dev, u_long cmd, void *data, int flags, struct lwp *l) 1078 { 1079 struct tctrl_req req, *reqn; 1080 struct tctrl_pwr *pwrreq; 1081 struct apm_power_info *powerp; 1082 struct apm_event_info *evp; 1083 struct tctrl_softc *sc; 1084 int i; 1085 uint8_t c; 1086 1087 sc = device_lookup_private(&tctrl_cd, TCTRL_STD_DEV); 1088 if (!sc) 1089 return ENXIO; 1090 1091 switch (cmd) { 1092 1093 case APM_IOC_STANDBY: 1094 /* turn off backlight and so on ? */ 1095 1096 return 0; /* for now */ 1097 1098 case APM_IOC_SUSPEND: 1099 /* not sure what to do here - we can't really suspend */ 1100 1101 return 0; /* for now */ 1102 1103 case OAPM_IOC_GETPOWER: 1104 case APM_IOC_GETPOWER: 1105 powerp = (struct apm_power_info *)data; 1106 req.cmdbuf[0] = TS102_OP_RD_INT_CHARGE_RATE; 1107 req.cmdlen = 1; 1108 req.rsplen = 2; 1109 tadpole_request(&req, 0, l->l_proc ? 1 : 0); 1110 if (req.rspbuf[0] > 0x00) 1111 powerp->battery_state = APM_BATT_CHARGING; 1112 req.cmdbuf[0] = TS102_OP_RD_INT_CHARGE_LEVEL; 1113 req.cmdlen = 1; 1114 req.rsplen = 3; 1115 tadpole_request(&req, 0, l->l_proc ? 1 : 0); 1116 c = req.rspbuf[0]; 1117 powerp->battery_life = c; 1118 if (c > 0x70) /* the tadpole sometimes dips below zero, and */ 1119 c = 0; /* into the 255 range. */ 1120 powerp->minutes_left = (45 * c) / 100; /* XXX based on 45 min */ 1121 if (powerp->battery_state != APM_BATT_CHARGING) { 1122 if (c < 0x20) 1123 powerp->battery_state = APM_BATT_CRITICAL; 1124 else if (c < 0x40) 1125 powerp->battery_state = APM_BATT_LOW; 1126 else if (c < 0x66) 1127 powerp->battery_state = APM_BATT_HIGH; 1128 else 1129 powerp->battery_state = APM_BATT_UNKNOWN; 1130 } 1131 1132 if (sc->sc_ext_status & TS102_EXT_STATUS_MAIN_POWER_AVAILABLE) 1133 powerp->ac_state = APM_AC_ON; 1134 else 1135 powerp->ac_state = APM_AC_OFF; 1136 break; 1137 1138 case APM_IOC_NEXTEVENT: 1139 if (!sc->sc_event_count) 1140 return EAGAIN; 1141 1142 evp = (struct apm_event_info *)data; 1143 i = sc->sc_event_ptr + APM_NEVENTS - sc->sc_event_count; 1144 i %= APM_NEVENTS; 1145 *evp = sc->sc_event_list[i]; 1146 sc->sc_event_count--; 1147 return(0); 1148 1149 /* this ioctl assumes the caller knows exactly what he is doing */ 1150 case TCTRL_CMD_REQ: 1151 reqn = (struct tctrl_req *)data; 1152 if ((i = kauth_authorize_generic(l->l_cred, 1153 KAUTH_GENERIC_ISSUSER, NULL)) != 0 && 1154 (reqn->cmdbuf[0] == TS102_OP_CTL_BITPORT || 1155 (reqn->cmdbuf[0] >= TS102_OP_CTL_WATCHDOG && 1156 reqn->cmdbuf[0] <= TS102_OP_CTL_SECURITY_KEY) || 1157 reqn->cmdbuf[0] == TS102_OP_CTL_TIMEZONE || 1158 reqn->cmdbuf[0] == TS102_OP_CTL_DIAGNOSTIC_MODE || 1159 reqn->cmdbuf[0] == TS102_OP_CMD_SOFTWARE_RESET || 1160 (reqn->cmdbuf[0] >= TS102_OP_CMD_SET_RTC && 1161 reqn->cmdbuf[0] < TS102_OP_RD_INT_CHARGE_LEVEL) || 1162 reqn->cmdbuf[0] > TS102_OP_RD_EXT_CHARGE_LEVEL)) 1163 return(i); 1164 tadpole_request(reqn, 0, l->l_proc ? 1 : 0); 1165 break; 1166 /* serial power mode (via auxiotwo) */ 1167 case TCTRL_SERIAL_PWR: 1168 pwrreq = (struct tctrl_pwr *)data; 1169 if (pwrreq->rw) 1170 pwrreq->state = auxiotwoserialgetapm(); 1171 else 1172 auxiotwoserialsetapm(pwrreq->state); 1173 break; 1174 1175 /* modem power mode (via auxio) */ 1176 case TCTRL_MODEM_PWR: 1177 return(EOPNOTSUPP); /* for now */ 1178 break; 1179 1180 1181 default: 1182 return (ENOTTY); 1183 } 1184 return (0); 1185 } 1186 1187 int 1188 tctrlpoll(dev_t dev, int events, struct lwp *l) 1189 { 1190 struct tctrl_softc *sc = device_lookup_private(&tctrl_cd, 1191 TCTRL_STD_DEV); 1192 int revents = 0; 1193 1194 if (events & (POLLIN | POLLRDNORM)) { 1195 if (sc->sc_event_count) 1196 revents |= events & (POLLIN | POLLRDNORM); 1197 else 1198 selrecord(l, &sc->sc_rsel); 1199 } 1200 1201 return (revents); 1202 } 1203 1204 static void 1205 filt_tctrlrdetach(struct knote *kn) 1206 { 1207 struct tctrl_softc *sc = kn->kn_hook; 1208 int s; 1209 1210 s = splts102(); 1211 SLIST_REMOVE(&sc->sc_rsel.sel_klist, kn, knote, kn_selnext); 1212 splx(s); 1213 } 1214 1215 static int 1216 filt_tctrlread(struct knote *kn, long hint) 1217 { 1218 struct tctrl_softc *sc = kn->kn_hook; 1219 1220 kn->kn_data = sc->sc_event_count; 1221 return (kn->kn_data > 0); 1222 } 1223 1224 static const struct filterops tctrlread_filtops = 1225 { 1, NULL, filt_tctrlrdetach, filt_tctrlread }; 1226 1227 int 1228 tctrlkqfilter(dev_t dev, struct knote *kn) 1229 { 1230 struct tctrl_softc *sc = device_lookup_private(&tctrl_cd, 1231 TCTRL_STD_DEV); 1232 struct klist *klist; 1233 int s; 1234 1235 switch (kn->kn_filter) { 1236 case EVFILT_READ: 1237 klist = &sc->sc_rsel.sel_klist; 1238 kn->kn_fop = &tctrlread_filtops; 1239 break; 1240 1241 default: 1242 return (1); 1243 } 1244 1245 kn->kn_hook = sc; 1246 1247 s = splts102(); 1248 SLIST_INSERT_HEAD(klist, kn, kn_selnext); 1249 splx(s); 1250 1251 return (0); 1252 } 1253 1254 static void 1255 tctrl_sensor_setup(struct tctrl_softc *sc) 1256 { 1257 int i, error; 1258 1259 sc->sc_sme = sysmon_envsys_create(); 1260 1261 /* case temperature */ 1262 (void)strlcpy(sc->sc_sensor[0].desc, "Case temperature", 1263 sizeof(sc->sc_sensor[0].desc)); 1264 sc->sc_sensor[0].units = ENVSYS_STEMP; 1265 1266 /* battery voltage */ 1267 (void)strlcpy(sc->sc_sensor[1].desc, "Internal battery voltage", 1268 sizeof(sc->sc_sensor[1].desc)); 1269 sc->sc_sensor[1].units = ENVSYS_SVOLTS_DC; 1270 1271 /* DC voltage */ 1272 (void)strlcpy(sc->sc_sensor[2].desc, "DC-In voltage", 1273 sizeof(sc->sc_sensor[2].desc)); 1274 sc->sc_sensor[2].units = ENVSYS_SVOLTS_DC; 1275 1276 for (i = 0; i < ENVSYS_NUMSENSORS; i++) { 1277 if (sysmon_envsys_sensor_attach(sc->sc_sme, 1278 &sc->sc_sensor[i])) { 1279 sysmon_envsys_destroy(sc->sc_sme); 1280 return; 1281 } 1282 } 1283 1284 sc->sc_sme->sme_name = sc->sc_dev.dv_xname; 1285 sc->sc_sme->sme_cookie = sc; 1286 sc->sc_sme->sme_refresh = tctrl_refresh; 1287 1288 if ((error = sysmon_envsys_register(sc->sc_sme)) != 0) { 1289 printf("%s: couldn't register sensors (%d)\n", 1290 sc->sc_dev.dv_xname, error); 1291 sysmon_envsys_destroy(sc->sc_sme); 1292 return; 1293 } 1294 1295 /* now register the power button */ 1296 1297 sysmon_task_queue_init(); 1298 1299 sc->sc_powerpressed = 0; 1300 memset(&sc->sc_sm_pbutton, 0, sizeof(struct sysmon_pswitch)); 1301 sc->sc_sm_pbutton.smpsw_name = sc->sc_dev.dv_xname; 1302 sc->sc_sm_pbutton.smpsw_type = PSWITCH_TYPE_POWER; 1303 if (sysmon_pswitch_register(&sc->sc_sm_pbutton) != 0) 1304 printf("%s: unable to register power button with sysmon\n", 1305 sc->sc_dev.dv_xname); 1306 1307 memset(&sc->sc_sm_lid, 0, sizeof(struct sysmon_pswitch)); 1308 sc->sc_sm_lid.smpsw_name = sc->sc_dev.dv_xname; 1309 sc->sc_sm_lid.smpsw_type = PSWITCH_TYPE_LID; 1310 if (sysmon_pswitch_register(&sc->sc_sm_lid) != 0) 1311 printf("%s: unable to register lid switch with sysmon\n", 1312 sc->sc_dev.dv_xname); 1313 1314 memset(&sc->sc_sm_ac, 0, sizeof(struct sysmon_pswitch)); 1315 sc->sc_sm_ac.smpsw_name = sc->sc_dev.dv_xname; 1316 sc->sc_sm_ac.smpsw_type = PSWITCH_TYPE_ACADAPTER; 1317 if (sysmon_pswitch_register(&sc->sc_sm_ac) != 0) 1318 printf("%s: unable to register AC adaptor with sysmon\n", 1319 sc->sc_dev.dv_xname); 1320 } 1321 1322 static void 1323 tctrl_power_button_pressed(void *arg) 1324 { 1325 struct tctrl_softc *sc = arg; 1326 1327 sysmon_pswitch_event(&sc->sc_sm_pbutton, PSWITCH_EVENT_PRESSED); 1328 sc->sc_powerpressed = 0; 1329 } 1330 1331 static void 1332 tctrl_lid_state(struct tctrl_softc *sc) 1333 { 1334 int state; 1335 1336 state = (sc->sc_ext_status & TS102_EXT_STATUS_LID_DOWN) ? 1337 PSWITCH_EVENT_PRESSED : PSWITCH_EVENT_RELEASED; 1338 sysmon_pswitch_event(&sc->sc_sm_lid, state); 1339 } 1340 1341 static void 1342 tctrl_ac_state(struct tctrl_softc *sc) 1343 { 1344 int state; 1345 1346 state = (sc->sc_ext_status & TS102_EXT_STATUS_MAIN_POWER_AVAILABLE) ? 1347 PSWITCH_EVENT_PRESSED : PSWITCH_EVENT_RELEASED; 1348 sysmon_pswitch_event(&sc->sc_sm_ac, state); 1349 } 1350 1351 static int 1352 tctrl_powerfail(void *arg) 1353 { 1354 struct tctrl_softc *sc = (struct tctrl_softc *)arg; 1355 1356 /* 1357 * We lost power. Queue a callback with thread context to 1358 * handle all the real work. 1359 */ 1360 if (sc->sc_powerpressed == 0) { 1361 sc->sc_powerpressed = 1; 1362 sysmon_task_queue_sched(0, tctrl_power_button_pressed, sc); 1363 } 1364 return (1); 1365 } 1366 1367 static void 1368 tctrl_refresh(struct sysmon_envsys *sme, envsys_data_t *edata) 1369 { 1370 /*struct tctrl_softc *sc = sme->sme_cookie;*/ 1371 struct tctrl_req req; 1372 int sleepable; 1373 int i; 1374 1375 i = edata->sensor; 1376 sleepable = curlwp ? 1 : 0; 1377 1378 switch (i) 1379 { 1380 case 0: /* case temperature */ 1381 req.cmdbuf[0] = TS102_OP_RD_CURRENT_TEMP; 1382 req.cmdlen = 1; 1383 req.rsplen = 2; 1384 tadpole_request(&req, 0, sleepable); 1385 edata->value_cur = /* 273160? */ 1386 (uint32_t)((int)((int)req.rspbuf[0] - 32) * 5000000 1387 / 9 + 273150000); 1388 req.cmdbuf[0] = TS102_OP_RD_MAX_TEMP; 1389 req.cmdlen = 1; 1390 req.rsplen = 2; 1391 tadpole_request(&req, 0, sleepable); 1392 edata->value_max = 1393 (uint32_t)((int)((int)req.rspbuf[0] - 32) * 5000000 1394 / 9 + 273150000); 1395 edata->flags |= ENVSYS_FVALID_MAX; 1396 req.cmdbuf[0] = TS102_OP_RD_MIN_TEMP; 1397 req.cmdlen = 1; 1398 req.rsplen = 2; 1399 tadpole_request(&req, 0, sleepable); 1400 edata->value_min = 1401 (uint32_t)((int)((int)req.rspbuf[0] - 32) * 5000000 1402 / 9 + 273150000); 1403 edata->flags |= ENVSYS_FVALID_MIN; 1404 edata->units = ENVSYS_STEMP; 1405 break; 1406 1407 case 1: /* battery voltage */ 1408 { 1409 edata->units = ENVSYS_SVOLTS_DC; 1410 req.cmdbuf[0] = TS102_OP_RD_INT_BATT_VLT; 1411 req.cmdlen = 1; 1412 req.rsplen = 2; 1413 tadpole_request(&req, 0, sleepable); 1414 edata->value_cur = (int32_t)req.rspbuf[0] * 1415 1000000 / 11; 1416 } 1417 break; 1418 case 2: /* DC voltage */ 1419 { 1420 edata->units = ENVSYS_SVOLTS_DC; 1421 req.cmdbuf[0] = TS102_OP_RD_DC_IN_VLT; 1422 req.cmdlen = 1; 1423 req.rsplen = 2; 1424 tadpole_request(&req, 0, sleepable); 1425 edata->value_cur = (int32_t)req.rspbuf[0] * 1426 1000000 / 11; 1427 } 1428 break; 1429 } 1430 edata->state = ENVSYS_SVALID; 1431 } 1432 1433 static void 1434 tctrl_event_thread(void *v) 1435 { 1436 struct tctrl_softc *sc = v; 1437 struct device *dv; 1438 struct sd_softc *sd = NULL; 1439 struct lance_softc *le = NULL; 1440 int ticks = hz/2; 1441 int rcount, wcount; 1442 int s; 1443 1444 while (sd == NULL) { 1445 dv = device_find_by_xname("sd0"); 1446 if (dv != NULL) 1447 sd = device_private(dv); 1448 else 1449 tsleep(&sc->sc_events, PWAIT, "probe_disk", hz); 1450 } 1451 dv = device_find_by_xname("le0"); 1452 if (dv != NULL) 1453 le = device_private(dv); 1454 printf("found %s\n", sd->sc_dev.dv_xname); 1455 rcount = sd->sc_dk.dk_stats->io_rxfer; 1456 wcount = sd->sc_dk.dk_stats->io_wxfer; 1457 1458 tctrl_read_event_status(sc); 1459 1460 while (1) { 1461 tsleep(&sc->sc_events, PWAIT, "tctrl_event", ticks); 1462 s = splhigh(); 1463 if ((rcount != sd->sc_dk.dk_stats->io_rxfer) || 1464 (wcount != sd->sc_dk.dk_stats->io_wxfer)) { 1465 rcount = sd->sc_dk.dk_stats->io_rxfer; 1466 wcount = sd->sc_dk.dk_stats->io_wxfer; 1467 sc->sc_lcdwanted |= TS102_LCD_DISK_ACTIVE; 1468 } else 1469 sc->sc_lcdwanted &= ~TS102_LCD_DISK_ACTIVE; 1470 if (le != NULL) { 1471 if (le->sc_havecarrier != 0) { 1472 sc->sc_lcdwanted |= TS102_LCD_LAN_ACTIVE; 1473 } else 1474 sc->sc_lcdwanted &= ~TS102_LCD_LAN_ACTIVE; 1475 } 1476 splx(s); 1477 tctrl_update_lcd(sc); 1478 if (sc->sc_ext_pending) 1479 tctrl_read_event_status(sc); 1480 } 1481 } 1482 1483 void 1484 tadpole_register_callback(void (*callback)(void *, int), void *cookie) 1485 { 1486 struct tctrl_softc *sc; 1487 1488 sc = device_lookup_private(&tctrl_cd, TCTRL_STD_DEV); 1489 sc->sc_video_callback = callback; 1490 sc->sc_video_callback_cookie = cookie; 1491 if (sc->sc_video_callback != NULL) { 1492 sc->sc_video_callback(sc->sc_video_callback_cookie, 1493 sc->sc_extvga); 1494 } 1495 } 1496
Indexes created Mon Sep 29 18:09:42 GMT 2025