1 /* $NetBSD: qduser.h,v 1.8 2024/06/02 12:11:35 andvar Exp $ */ 2 /*- 3 * Copyright (c) 1982, 1986 The Regents of the University of California. 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. Neither the name of the University nor the names of its contributors 15 * may be used to endorse or promote products derived from this software 16 * without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * @(#)qduser.h 7.1 (Berkeley) 5/9/91 31 */ 32 33 /* derived from: @(#)qduser.h 6.1 (ULTRIX) 11/24/87 */ 34 /************************************************************************ 35 * * 36 * Copyright (c) 1986 by * 37 * Digital Equipment Corporation, Maynard, MA * 38 * All rights reserved. * 39 * * 40 * This software is furnished under a license and may be used and * 41 * copied only in accordance with the terms of such license and * 42 * with the inclusion of the above copyright notice. This * 43 * software or any other copies thereof may not be provided or * 44 * otherwise made available to any other person. No title to and * 45 * ownership of the software is hereby transferred. * 46 * * 47 * The information in this software is subject to change without * 48 * notice and should not be construed as a commitment by Digital * 49 * Equipment Corporation. * 50 * * 51 * Digital assumes no responsibility for the use or reliability * 52 * of its software on equipment which is not supplied by Digital. * 53 * * 54 ************************************************************************/ 55 56 /*************************************************************************** 57 * 58 * QDUSER... 59 * This file defines values shared between the driver and a client 60 * 61 ***************************************************************************/ 62 63 /*************************************************************************** 64 * revision history: 65 **************************************************************************** 66 * 67 * 21 jul 86 ram fixed define of CURSOR_MIN_Y 68 * 25 nov 85 longo added macro and bit defines for DMA error flags 69 * 11 nov 85 longo renamed _vs_eventqueue to "qdinput" struct 70 * 23 oct 85 longo added more defines to the DMA stuff 71 * 17 oct 85 longo changed "struct rgb" chars to be unsigned 72 * 16 oct 85 longo added new TABLET support definitions 73 * 15 oct 85 longo re-wrote DMA queue access macros 74 * 08 oct 85 longo added status flag manipulation macros to DMA stuff 75 * 02 oct 85 longo added support for color map write buffer loading 76 * 26 sep 85 longo removed adder sertup params from DMA request struct 77 * 23 sep 85 longo added DMA queue access macros 78 * 30 aug 85 longo fixed crock in "qdiobuf" struct compile-time sizing. Also 79 * removed DMAcontrol struct from DMA buffer for field test 80 * 26 aug 85 longo put in conditional include of "qevent.h" for user prg's 81 * 18 jul 85 longo changed semantics so that head is tail and tail is head 82 * 12 jul 85 longo moved "mouse_report" struct and defs over to qd_data.c 83 * 11 jul 85 longo added device coordinate to gate array cursor coordinate 84 * transformation macros 85 * 03 jul 85 longo changed kernel typdef's for data types to long-hand 86 * 10 may 85 longo created 87 * 88 ***************************************************************************/ 89 90 #include <dev/qbus/qevent.h> 91 92 /*--------------------- 93 * QDSS device map */ 94 95 struct qdmap { /* map of register blocks in QDSS */ 96 97 char *template; 98 char *adder; 99 char *dga; 100 char *duart; 101 char *memcsr; 102 char *red; 103 char *blue; 104 char *green; 105 }; 106 107 /*-------------------------------------------- 108 * DGA CSR bit definitions and register map */ 109 110 #define DMADONE 0x8000 /* DMA done status */ 111 #define SET_DONE_FIFO 0x4000 /* set DMADONE when FIFO empty.. */ 112 /* ..AND count = 0 */ 113 114 #define PTOB_ENB 0x0600 /* host-to-bitmap DMA xfer */ 115 #define BTOP_ENB 0x0400 /* bitmap-to-host DMA xfer */ 116 #define DL_ENB 0x0200 /* display list DMA xfer */ 117 #define HALT 0x0000 /* halt DGA */ 118 119 #define BYTE_DMA 0x0100 /* byte/word DMA xfer */ 120 121 #define DMA_ERR 0x0080 /* DMA error bits */ 122 #define PARITY_ERR 0x0040 /* memory parity error in DMA */ 123 #define BUS_ERR 0x0020 /* bus timeout error in DMA */ 124 125 #define GLOBAL_IE 0x0004 /* global interrupt enable */ 126 #define DMA_IE 0x0002 /* DMA interrupt enable */ 127 #define CURS_ENB 0x0001 /* cursor enable */ 128 129 /* QDSS memcsr bit definitions */ 130 131 #define UNBLANK 0x0020 132 #define SYNC_ON 0x0008 133 134 struct dga { 135 136 unsigned short csr; 137 unsigned short adrs_lo; /* destination address of bitmap to */ 138 unsigned short adrs_hi; /* host DMA */ 139 unsigned short bytcnt_lo; /* byte length of requested DMA */ 140 unsigned short bytcnt_hi; /* (WO = bytcnt) (RO = fifo count) */ 141 unsigned short fifo; /* FIFO register */ 142 unsigned short x_cursor; /* cursor position registers */ 143 unsigned short y_cursor; 144 unsigned short ivr; /* interrupt vector register */ 145 unsigned short memadr; /* memory base address register */ 146 }; 147 148 /*------------------------------------------------------------------------- 149 * macros to transform device coordinates to hardware cursor coordinates */ 150 151 #define CURS_MIN_X 232 /* device coordinate x = 0 */ 152 #define CURS_MIN_Y 16 /* device coordinate y = 0 */ 153 154 #define TRANX(x) ( -(((int)(x)+CURS_MIN_X) & ~0x0003) | \ 155 (((int)(x)+CURS_MIN_X) & 0x0003) ) 156 157 #define TRANY(y) ( -((y)+CURS_MIN_Y) ) 158 159 /********************************************************************* 160 * 161 * EVENT QUEUE DEFINITIONS 162 * 163 ********************************************************************** 164 * most of the event queue definitions are found in "qevent.h". But a 165 * few things not found there are here. */ 166 167 /* The event queue header */ 168 169 struct qdinput { 170 171 struct _vs_eventqueue header; /* event queue ring handling */ 172 173 /* for VS100 and QVSS compatibility reasons, additions to this 174 * structure must be made below this point. */ 175 176 struct _vs_cursor curs_pos; /* current mouse position */ 177 struct _vs_box curs_box; /* cursor reporting box */ 178 179 }; 180 181 /* vse_key field. definitions for mouse buttons */ 182 183 #define VSE_LEFT_BUTTON 0 184 #define VSE_MIDDLE_BUTTON 1 185 #define VSE_RIGHT_BUTTON 2 186 187 /* vse_key field. definitions for mouse buttons */ 188 189 #define VSE_T_LEFT_BUTTON 0 190 #define VSE_T_FRONT_BUTTON 1 191 #define VSE_T_RIGHT_BUTTON 2 192 #define VSE_T_BACK_BUTTON 4 193 194 #define VSE_T_BARREL_BUTTON VSE_T_LEFT_BUTTON 195 #define VSE_T_TIP_BUTTON VSE_T_FRONT_BUTTON 196 197 /*-------------------------------------------------------------------------- 198 * These are the macros to be used for loading and extracting from the event 199 * queue. It is presumed that the macro user will only use the access macros 200 * if the event queue is non-empty ( ISEMPTY(eq) == FALSE ), and that the 201 * driver will only load the event queue after checking that it is not full 202 * ( ISFULL(eq) == FALSE ). ("eq" is a pointer to the event queue header.) 203 * 204 * Before an event access session for a particular event, the macro users 205 * must use the xxxBEGIN macro, and the xxxEND macro after an event is through 206 * with. As seen below, the xxxBEGIN and xxxEND macros maintain the event 207 * queue access mechanism. 208 * 209 * First, the macros to be used by the event queue reader 210 */ 211 212 #define ISEMPTY(eq) ((eq)->header.head == (eq)->header.tail) 213 #define GETBEGIN(eq) (&(eq)->header.events[(eq)->header.head]) 214 215 #define GET_X(event) ((event)->vse_x) /* get x position */ 216 #define GET_Y(event) ((event)->vse_y) /* get y position */ 217 #define GET_TIME(event) ((event)->vse_time) /* get time */ 218 #define GET_TYPE(event) ((event)->vse_type) /* get entry type */ 219 #define GET_KEY(event) ((event)->vse_key) /* get keycode */ 220 #define GET_DIR(event) ((event)->vse_direction) /* get direction */ 221 #define GET_DEVICE(event) ((event)->vse_device) /* get device */ 222 223 #define GETEND(eq) (++(eq)->header.head >= (eq)->header.size ? \ 224 (eq)->header.head = 0 : 0 ) 225 226 /*------------------------------------------------ 227 * macros to be used by the event queue loader */ 228 229 /* ISFULL yields TRUE if queue is full */ 230 231 #define ISFULL(eq) ((eq)->header.tail+1 == (eq)->header.head || \ 232 ((eq)->header.tail+1 == (eq)->header.size && \ 233 (eq)->header.head == 0)) 234 235 /* get address of the billet for NEXT event */ 236 237 #define PUTBEGIN(eq) (&(eq)->header.events[(eq)->header.tail]) 238 239 #define PUT_X(event, value) ((event)->vse_x = value) /* put X pos */ 240 #define PUT_Y(event, value) ((event)->vse_y = value) /* put Y pos */ 241 #define PUT_TIME(event, value) ((event)->vse_time = value) /* put time */ 242 #define PUT_TYPE(event, value) ((event)->vse_type = value) /* put type */ 243 #define PUT_KEY(event, value) ((event)->vse_key = value) /* put input key */ 244 #define PUT_DIR(event, value) ((event)->vse_direction = value) /* put dir */ 245 #define PUT_DEVICE(event, value) ((event)->vse_device = value) /* put dev */ 246 247 #define PUTEND(eq) (++(eq)->header.tail >= (eq)->header.size ? \ 248 (eq)->header.tail = 0 : 0) 249 250 /****************************************************************** 251 * 252 * DMA I/O DEFINITIONS 253 * 254 ******************************************************************/ 255 256 /*--------------------------------------------------------------------- 257 * The DMA request queue is implemented as a ring buffer of "DMAreq" 258 structures. The queue is accessed using ring indices located in the 259 "DMAreq_header" structure. Access is implemented using access macros 260 similar to the event queue access macros above. */ 261 262 struct DMAreq { 263 264 short DMAtype; /* DMA type code (for QDSS) */ 265 short DMAdone; /* DMA done parameter */ 266 char *bufp; /* virtual adrs of buffer */ 267 int length; /* transfer buffer length */ 268 }; 269 270 /* DMA type command codes */ 271 272 #define DISPLIST 1 /* display list DMA */ 273 #define PTOB 2 /* 1 plane Qbus to bitmap DMA */ 274 #define BTOP 3 /* 1 plane bitmap to Qbus DMA */ 275 276 /* DMA done notification code */ 277 278 #define FIFO_EMPTY 0x01 /* DONE when FIFO becomes empty */ 279 #define COUNT_ZERO 0x02 /* DONE when count becomes zero */ 280 #define WORD_PACK 0x04 /* program the gate array for word packing */ 281 #define BYTE_PACK 0x08 /* program gate array for byte packing */ 282 #define REQUEST_DONE 0x100 /* clear when driver has processed request */ 283 #define HARD_ERROR 0x200 /* DMA hardware error occurred */ 284 285 /* DMA request queue is a ring buffer of request structures */ 286 287 struct DMAreq_header { 288 289 int QBAreg; /* cookie Qbus map reg for this buffer */ 290 short status; /* master DMA status word */ 291 int shared_size; /* size of shared memory in bytes */ 292 struct DMAreq *DMAreq; /* start address of request queue */ 293 int used; /* # of queue entries currently used */ 294 int size; /* # of "DMAreq"'s in the request queue */ 295 int oldest; /* index to oldest queue'd request */ 296 int newest; /* index to newest queue'd request */ 297 }; 298 299 /* bit definitions for DMAstatus word in DMAreq_header */ 300 301 #define DMA_ACTIVE 0x0004 /* DMA in progress */ 302 #define DMA_ERROR 0x0080 /* DMA hardware error */ 303 #define DMA_IGNORE 0x0002 /* flag to ignore this interrupt */ 304 305 /*------------------------------------------ 306 * macros for DMA request queue fiddling */ 307 308 /* DMA status set/check macros */ 309 310 #define DMA_SETACTIVE(header) ((header)->status |= DMA_ACTIVE) 311 #define DMA_CLRACTIVE(header) ((header)->status &= ~DMA_ACTIVE) 312 #define DMA_ISACTIVE(header) ((header)->status & DMA_ACTIVE) 313 314 #define DMA_SETERROR(header) ((header)->status |= DMA_ERROR) 315 #define DMA_CLRERROR(header) ((header)->status &= ~DMA_ERROR) 316 #define DMA_ISERROR(header) ((header)->status & DMA_ERROR) 317 318 #define DMA_SETIGNORE(header) ((header)->status |= DMA_IGNORE) 319 #define DMA_CLRIGNORE(header) ((header)->status &= ~DMA_IGNORE) 320 #define DMA_ISIGNORE(header) ((header)->status & DMA_IGNORE) 321 322 /* yields TRUE if queue is empty (ISEMPTY) or full (ISFULL) */ 323 324 #define DMA_ISEMPTY(header) ((header)->used == 0) 325 #define DMA_ISFULL(header) ((header)->used >= (header)->size) 326 327 /* returns address of the billet for next (PUT) 328 * or oldest (GET) request */ 329 330 #define DMA_PUTBEGIN(header) (&(header)->DMAreq[(header)->newest]) 331 #define DMA_GETBEGIN(header) (&(header)->DMAreq[(header)->oldest]) 332 333 /* does queue access pointer maintenance */ 334 335 #define DMA_GETEND(header) (++(header)->oldest >= (header)->size \ 336 ? (header)->oldest = 0 : 0); \ 337 --(header)->used; 338 339 #define DMA_PUTEND(header) (++(header)->newest >= (header)->size \ 340 ? (header)->newest = 0 : 0); \ 341 ++(header)->used; 342 343 /****************************************************************** 344 * 345 * COLOR MAP WRITE BUFFER DEFINITIONS 346 * 347 ******************************************************************/ 348 349 struct rgb { 350 351 unsigned char offset; /* color map address for load */ 352 unsigned char red; /* data for red map */ 353 unsigned char green; /* data for green map */ 354 unsigned char blue; /* data for blue map */ 355 }; 356 357 struct color_buf { 358 359 char status; /* load request/service status */ 360 short count; /* number of entries to br loaded */ 361 struct rgb rgb[256]; 362 }; 363 364 #define LOAD_COLOR_MAP 0x0001 365 366 /****************************************************************** 367 * 368 * SCROLL ASSIST DEFINITIONS 369 * 370 ******************************************************************/ 371 372 struct scroll { 373 374 short status; 375 short viper_constant; 376 short y_scroll_constant; 377 short y_offset; 378 short x_index_pending; 379 short y_index_pending; 380 }; 381 382 #define LOAD_REGS 0x0001 383 #define LOAD_INDEX 0x0002 384 385 /****************************************************************** 386 * 387 * MOUSE/TABLET/KBD PROGRAMMING DEFINITIONS 388 * 389 ******************************************************************/ 390 391 /*----------------------------------- 392 * LK201 programming definitions */ 393 394 #define LK_UPDOWN 0x86 /* bits for setting lk201 modes */ 395 #define LK_AUTODOWN 0x82 396 #define LK_DOWN 0x80 397 #define LK_DEFAULTS 0xD3 /* reset (some) default settings */ 398 #define LK_AR_ENABLE 0xE3 /* global auto repeat enable */ 399 #define LK_CL_ENABLE 0x1B /* keyclick enable */ 400 #define LK_KBD_ENABLE 0x8B /* keyboard enable */ 401 #define LK_BELL_ENABLE 0x23 /* the bell */ 402 #define LK_RING_BELL 0xA7 /* ring keyboard bell */ 403 404 #define LK_LED_ENABLE 0x13 /* light led */ 405 #define LK_LED_DISABLE 0x11 /* turn off led */ 406 #define LED_1 0x81 /* led bits */ 407 #define LED_2 0x82 408 #define LED_3 0x84 409 #define LED_4 0x88 410 #define LED_ALL 0x8F 411 #define LK_LED_HOLD LED_4 412 #define LK_LED_LOCK LED_3 413 #define LK_LED_COMPOSE LED_2 414 #define LK_LED_WAIT LED_1 415 416 #define LK_KDOWN_ERROR 0x3D /* key down on powerup error */ 417 #define LK_POWER_ERROR 0x3E /* keyboard failure on powerup test */ 418 #define LK_OUTPUT_ERROR 0xB5 /* keystrokes lost during inhibit */ 419 #define LK_INPUT_ERROR 0xB6 /* garbage command to keyboard */ 420 #define LK_LOWEST 0x56 /* lowest significant keycode */ 421 #define LK_DIV6_START 0xAD /* start of div 6 */ 422 #define LK_DIV5_END 0xB2 /* end of div 5 */ 423 424 #define LAST_PARAM 0x80 /* "no more params" bit */ 425 426 struct prgkbd { 427 428 short cmd; /* LK201 command opcode */ 429 short param1; /* 1st cmd parameter (can be null) */ 430 short param2; /* 2nd cmd parameter (can be null) */ 431 }; 432 433 /*------------------------- 434 * "special" LK-201 keys */ 435 436 #define SHIFT 174 437 #define LOCK 176 438 #define REPEAT 180 439 #define CNTRL 175 440 #define ALLUP 179 441 442 /*-------------------------------- 443 * cursor programming structure */ 444 445 struct prg_cursor { 446 447 unsigned short acc_factor; /* cursor aceleration factor */ 448 unsigned short threshold; /* threshold to trigger acc at */ 449 }; 450 451 /*--------------------- 452 * mouse definitions */ 453 454 #define INC_STREAM_MODE 'R' /* stream mode reports (55 hz) */ 455 #define PROMPT_MODE 'D' /* report when prompted */ 456 #define REQUEST_POS 'P' /* request position report */ 457 #define SELF_TEST 'T' /* request self test */ 458 459 #define MOUSE_ID 0x2 /* mouse ID in lo 4 bits */ 460 461 #define START_FRAME 0x80 /* start of report frame bit */ 462 #define X_SIGN 0x10 /* position sign bits */ 463 #define Y_SIGN 0x08 464 465 #define RIGHT_BUTTON 0x01 /* mouse buttons */ 466 #define MIDDLE_BUTTON 0x02 467 #define LEFT_BUTTON 0x04 468 469 /* mouse report structure definition */ 470 471 struct mouse_report { 472 473 char state; /* buttons and sign bits */ 474 short dx; /* delta X since last change */ 475 short dy; /* delta Y since last change */ 476 char bytcnt; /* mouse report byte count */ 477 }; 478 479 /*----------------------------------------- 480 * tablet command/interface definitions */ 481 482 #define T_STREAM 'R' /* continuous stream report mode */ 483 #define T_POINT 'D' /* enter report-on-request mode */ 484 #define T_REQUEST 'P' /* request position report */ 485 486 #define T_BAUD 'B' /* increase baud to 9600 from 4800 */ 487 #define T_RATE_55 'K' /* report rate: 55/sec */ 488 #define T_RATE_72 'L' /* report rate: 72/sec */ 489 #define T_RATE_120 'M' /* report rate: 120/sec (9600 only) */ 490 491 #define T_TEST SELF_TEST /* do self test */ 492 493 #define TABLET_ID 0x4 /* tablet ID in lo 4 bits */ 494 495 #define T_START_FRAME 0x80 /* start of report frame bit */ 496 #define T_PROXIMITY 0x01 /* state pointer in proximity */ 497 498 #define T_LEFT_BUTTON 0x02 /* puck buttons */ 499 #define T_FRONT_BUTTON 0x04 500 #define T_RIGHT_BUTTON 0x08 501 #define T_BACK_BUTTON 0x10 502 503 #define T_BARREL_BUTTON T_LEFT_BUTTON /* stylus buttons */ 504 #define T_TIP_BUTTON T_FRONT_BUTTON 505 506