scterm-teken.c revision 186681
1186681Sed/*- 2186681Sed * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 3186681Sed * All rights reserved. 4186681Sed * 5186681Sed * Copyright (c) 2008-2009 Ed Schouten <ed@FreeBSD.org> 6186681Sed * All rights reserved. 7186681Sed * 8186681Sed * Redistribution and use in source and binary forms, with or without 9186681Sed * modification, are permitted provided that the following conditions 10186681Sed * are met: 11186681Sed * 1. Redistributions of source code must retain the above copyright 12186681Sed * notice, this list of conditions and the following disclaimer as 13186681Sed * the first lines of this file unmodified. 14186681Sed * 2. Redistributions in binary form must reproduce the above copyright 15186681Sed * notice, this list of conditions and the following disclaimer in the 16186681Sed * documentation and/or other materials provided with the distribution. 17186681Sed * 18186681Sed * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 19186681Sed * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20186681Sed * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21186681Sed * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 22186681Sed * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23186681Sed * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24186681Sed * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25186681Sed * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26186681Sed * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27186681Sed * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28186681Sed */ 29186681Sed 30186681Sed#include <sys/cdefs.h> 31186681Sed__FBSDID("$FreeBSD: head/sys/dev/syscons/scterm-teken.c 186681 2009-01-01 13:26:53Z ed $"); 32186681Sed 33186681Sed#include "opt_syscons.h" 34186681Sed 35186681Sed#include <sys/param.h> 36186681Sed#include <sys/systm.h> 37186681Sed#include <sys/kernel.h> 38186681Sed#include <sys/module.h> 39186681Sed#include <sys/consio.h> 40186681Sed 41186681Sed#if defined(__sparc64__) || defined(__powerpc__) 42186681Sed#include <machine/sc_machdep.h> 43186681Sed#else 44186681Sed#include <machine/pc/display.h> 45186681Sed#endif 46186681Sed 47186681Sed#include <dev/syscons/syscons.h> 48186681Sed 49186681Sed#include <dev/syscons/teken/teken.h> 50186681Sed 51186681Sedstatic void scteken_revattr(unsigned char, teken_attr_t *); 52186681Sed 53186681Sedstatic sc_term_init_t scteken_init; 54186681Sedstatic sc_term_term_t scteken_term; 55186681Sedstatic sc_term_puts_t scteken_puts; 56186681Sedstatic sc_term_ioctl_t scteken_ioctl; 57186681Sedstatic sc_term_default_attr_t scteken_default_attr; 58186681Sedstatic sc_term_clear_t scteken_clear; 59186681Sedstatic sc_term_input_t scteken_input; 60186681Sedstatic void scteken_nop(void); 61186681Sed 62186681Sedtypedef struct { 63186681Sed teken_t ts_teken; 64186681Sed int ts_busy; 65186681Sed} teken_stat; 66186681Sed 67186681Sedstatic teken_stat reserved_teken_stat; 68186681Sed 69186681Sedstatic sc_term_sw_t sc_term_scteken = { 70186681Sed { NULL, NULL }, 71186681Sed "scteken", /* emulator name */ 72186681Sed "teken terminal", /* description */ 73186681Sed "*", /* matching renderer */ 74186681Sed sizeof(teken_stat), /* softc size */ 75186681Sed 0, 76186681Sed scteken_init, 77186681Sed scteken_term, 78186681Sed scteken_puts, 79186681Sed scteken_ioctl, 80186681Sed (sc_term_reset_t *)scteken_nop, 81186681Sed scteken_default_attr, 82186681Sed scteken_clear, 83186681Sed (sc_term_notify_t *)scteken_nop, 84186681Sed scteken_input, 85186681Sed}; 86186681Sed 87186681SedSCTERM_MODULE(scteken, sc_term_scteken); 88186681Sed 89186681Sedstatic tf_bell_t scteken_bell; 90186681Sedstatic tf_cursor_t scteken_cursor; 91186681Sedstatic tf_putchar_t scteken_putchar; 92186681Sedstatic tf_fill_t scteken_fill; 93186681Sedstatic tf_copy_t scteken_copy; 94186681Sedstatic tf_param_t scteken_param; 95186681Sedstatic tf_respond_t scteken_respond; 96186681Sed 97186681Sedstatic const teken_funcs_t scteken_funcs = { 98186681Sed .tf_bell = scteken_bell, 99186681Sed .tf_cursor = scteken_cursor, 100186681Sed .tf_putchar = scteken_putchar, 101186681Sed .tf_fill = scteken_fill, 102186681Sed .tf_copy = scteken_copy, 103186681Sed .tf_param = scteken_param, 104186681Sed .tf_respond = scteken_respond, 105186681Sed}; 106186681Sed 107186681Sedstatic int 108186681Sedscteken_init(scr_stat *scp, void **softc, int code) 109186681Sed{ 110186681Sed teken_stat *ts = scp->ts; 111186681Sed teken_pos_t tp; 112186681Sed 113186681Sed if (*softc == NULL) { 114186681Sed if (reserved_teken_stat.ts_busy) 115186681Sed return (EINVAL); 116186681Sed *softc = &reserved_teken_stat; 117186681Sed } 118186681Sed ts = *softc; 119186681Sed 120186681Sed switch (code) { 121186681Sed case SC_TE_COLD_INIT: 122186681Sed ++sc_term_scteken.te_refcount; 123186681Sed ts->ts_busy = 1; 124186681Sed /* FALLTHROUGH */ 125186681Sed case SC_TE_WARM_INIT: 126186681Sed teken_init(&ts->ts_teken, &scteken_funcs, scp); 127186681Sed 128186681Sed tp.tp_row = scp->ysize; 129186681Sed tp.tp_col = scp->xsize; 130186681Sed teken_set_winsize(&ts->ts_teken, &tp); 131186681Sed 132186681Sed tp.tp_row = scp->cursor_pos / scp->xsize; 133186681Sed tp.tp_col = scp->cursor_pos % scp->xsize; 134186681Sed teken_set_cursor(&ts->ts_teken, &tp); 135186681Sed break; 136186681Sed } 137186681Sed 138186681Sed return (0); 139186681Sed} 140186681Sed 141186681Sedstatic int 142186681Sedscteken_term(scr_stat *scp, void **softc) 143186681Sed{ 144186681Sed 145186681Sed if (*softc == &reserved_teken_stat) { 146186681Sed *softc = NULL; 147186681Sed reserved_teken_stat.ts_busy = 0; 148186681Sed } 149186681Sed --sc_term_scteken.te_refcount; 150186681Sed 151186681Sed return (0); 152186681Sed} 153186681Sed 154186681Sedstatic void 155186681Sedscteken_puts(scr_stat *scp, u_char *buf, int len) 156186681Sed{ 157186681Sed teken_stat *ts = scp->ts; 158186681Sed 159186681Sed scp->sc->write_in_progress++; 160186681Sed teken_input(&ts->ts_teken, buf, len); 161186681Sed scp->sc->write_in_progress--; 162186681Sed} 163186681Sed 164186681Sedstatic int 165186681Sedscteken_ioctl(scr_stat *scp, struct tty *tp, u_long cmd, caddr_t data, 166186681Sed struct thread *td) 167186681Sed{ 168186681Sed vid_info_t *vi; 169186681Sed 170186681Sed switch (cmd) { 171186681Sed case GIO_ATTR: /* get current attributes */ 172186681Sed *(int*)data = SC_NORM_ATTR; 173186681Sed return (0); 174186681Sed case CONS_GETINFO: /* get current (virtual) console info */ 175186681Sed /* XXX: INCORRECT! */ 176186681Sed vi = (vid_info_t *)data; 177186681Sed if (vi->size != sizeof(struct vid_info)) 178186681Sed return EINVAL; 179186681Sed vi->mv_norm.fore = SC_NORM_ATTR & 0x0f; 180186681Sed vi->mv_norm.back = (SC_NORM_ATTR >> 4) & 0x0f; 181186681Sed vi->mv_rev.fore = SC_NORM_ATTR & 0x0f; 182186681Sed vi->mv_rev.back = (SC_NORM_ATTR >> 4) & 0x0f; 183186681Sed /* 184186681Sed * The other fields are filled by the upper routine. XXX 185186681Sed */ 186186681Sed return (ENOIOCTL); 187186681Sed } 188186681Sed 189186681Sed return (ENOIOCTL); 190186681Sed} 191186681Sed 192186681Sedstatic void 193186681Sedscteken_default_attr(scr_stat *scp, int color, int rev_color) 194186681Sed{ 195186681Sed teken_stat *ts = scp->ts; 196186681Sed teken_attr_t ta; 197186681Sed 198186681Sed scteken_revattr(color, &ta); 199186681Sed teken_set_defattr(&ts->ts_teken, &ta); 200186681Sed} 201186681Sed 202186681Sedstatic void 203186681Sedscteken_clear(scr_stat *scp) 204186681Sed{ 205186681Sed 206186681Sed sc_move_cursor(scp, 0, 0); 207186681Sed sc_vtb_clear(&scp->vtb, scp->sc->scr_map[0x20], SC_NORM_ATTR << 8); 208186681Sed mark_all(scp); 209186681Sed} 210186681Sed 211186681Sedstatic int 212186681Sedscteken_input(scr_stat *scp, int c, struct tty *tp) 213186681Sed{ 214186681Sed 215186681Sed return FALSE; 216186681Sed} 217186681Sed 218186681Sedstatic void 219186681Sedscteken_nop(void) 220186681Sed{ 221186681Sed 222186681Sed} 223186681Sed 224186681Sed/* 225186681Sed * libteken routines. 226186681Sed */ 227186681Sed 228186681Sedstatic const unsigned char fgcolors_normal[TC_NCOLORS] = { 229186681Sed FG_BLACK, FG_RED, FG_GREEN, FG_BROWN, 230186681Sed FG_BLUE, FG_MAGENTA, FG_CYAN, FG_LIGHTGREY, 231186681Sed}; 232186681Sed 233186681Sedstatic const unsigned char fgcolors_bold[TC_NCOLORS] = { 234186681Sed FG_DARKGREY, FG_LIGHTRED, FG_LIGHTGREEN, FG_YELLOW, 235186681Sed FG_LIGHTBLUE, FG_LIGHTMAGENTA, FG_LIGHTCYAN, FG_WHITE, 236186681Sed}; 237186681Sed 238186681Sedstatic const unsigned char bgcolors[TC_NCOLORS] = { 239186681Sed BG_BLACK, BG_RED, BG_GREEN, BG_BROWN, 240186681Sed BG_BLUE, BG_MAGENTA, BG_CYAN, BG_LIGHTGREY, 241186681Sed}; 242186681Sed 243186681Sedstatic void 244186681Sedscteken_revattr(unsigned char color, teken_attr_t *a) 245186681Sed{ 246186681Sed teken_color_t fg, bg; 247186681Sed 248186681Sed /* 249186681Sed * XXX: Reverse conversion of syscons to teken attributes. Not 250186681Sed * realiable. Maybe we should turn it into a 1:1 mapping one of 251186681Sed * these days? 252186681Sed */ 253186681Sed 254186681Sed a->ta_format = 0; 255186681Sed a->ta_fgcolor = TC_WHITE; 256186681Sed a->ta_bgcolor = TC_BLACK; 257186681Sed 258186681Sed#ifdef FG_BLINK 259186681Sed if (color & FG_BLINK) { 260186681Sed a->ta_format |= TF_BLINK; 261186681Sed color &= ~FG_BLINK; 262186681Sed } 263186681Sed#endif /* FG_BLINK */ 264186681Sed 265186681Sed for (fg = 0; fg < TC_NCOLORS; fg++) { 266186681Sed for (bg = 0; bg < TC_NCOLORS; bg++) { 267186681Sed if ((fgcolors_normal[fg] | bgcolors[bg]) == color) { 268186681Sed a->ta_fgcolor = fg; 269186681Sed a->ta_bgcolor = bg; 270186681Sed return; 271186681Sed } 272186681Sed 273186681Sed if ((fgcolors_bold[fg] | bgcolors[bg]) == color) { 274186681Sed a->ta_fgcolor = fg; 275186681Sed a->ta_bgcolor = bg; 276186681Sed a->ta_format |= TF_BOLD; 277186681Sed return; 278186681Sed } 279186681Sed } 280186681Sed } 281186681Sed} 282186681Sed 283186681Sedstatic inline unsigned int 284186681Sedscteken_attr(const teken_attr_t *a) 285186681Sed{ 286186681Sed unsigned int attr = 0; 287186681Sed 288186681Sed if (a->ta_format & TF_BOLD) 289186681Sed attr |= fgcolors_bold[a->ta_fgcolor]; 290186681Sed else 291186681Sed attr |= fgcolors_normal[a->ta_fgcolor]; 292186681Sed attr |= bgcolors[a->ta_bgcolor]; 293186681Sed 294186681Sed#ifdef FG_UNDERLINE 295186681Sed if (a->ta_format & TF_UNDERLINE) 296186681Sed attr |= FG_UNDERLINE; 297186681Sed#endif /* FG_UNDERLINE */ 298186681Sed#ifdef FG_BLINK 299186681Sed if (a->ta_format & TF_BLINK) 300186681Sed attr |= FG_BLINK; 301186681Sed#endif /* FG_BLINK */ 302186681Sed 303186681Sed return (attr << 8); 304186681Sed} 305186681Sed 306186681Sedstatic void 307186681Sedscteken_bell(void *arg) 308186681Sed{ 309186681Sed scr_stat *scp = arg; 310186681Sed 311186681Sed sc_bell(scp, scp->bell_pitch, scp->bell_duration); 312186681Sed} 313186681Sed 314186681Sedstatic void 315186681Sedscteken_cursor(void *arg, const teken_pos_t *p) 316186681Sed{ 317186681Sed scr_stat *scp = arg; 318186681Sed 319186681Sed sc_move_cursor(scp, p->tp_col, p->tp_row); 320186681Sed} 321186681Sed 322186681Sedstatic void 323186681Sedscteken_putchar(void *arg, const teken_pos_t *tp, teken_char_t c, 324186681Sed const teken_attr_t *a) 325186681Sed{ 326186681Sed scr_stat *scp = arg; 327186681Sed u_char *map; 328186681Sed u_char ch; 329186681Sed vm_offset_t p; 330186681Sed int cursor, attr; 331186681Sed 332186681Sed#ifdef TEKEN_UTF8 333186681Sed if (c >= 0x80) { 334186681Sed /* XXX: Don't display UTF-8 yet. */ 335186681Sed attr = (FG_YELLOW|BG_RED) << 8; 336186681Sed ch = '?'; 337186681Sed } else 338186681Sed#endif /* TEKEN_UTF8 */ 339186681Sed { 340186681Sed attr = scteken_attr(a); 341186681Sed ch = c; 342186681Sed } 343186681Sed 344186681Sed map = scp->sc->scr_map; 345186681Sed 346186681Sed cursor = tp->tp_row * scp->xsize + tp->tp_col; 347186681Sed p = sc_vtb_pointer(&scp->vtb, cursor); 348186681Sed sc_vtb_putchar(&scp->vtb, p, map[ch], attr); 349186681Sed 350186681Sed mark_for_update(scp, cursor); 351186681Sed /* 352186681Sed * XXX: Why do we need this? Only marking `cursor' should be 353186681Sed * enough. Without this line, we get artifacts. 354186681Sed */ 355186681Sed mark_for_update(scp, imin(cursor + 1, scp->xsize * scp->ysize - 1)); 356186681Sed} 357186681Sed 358186681Sedstatic void 359186681Sedscteken_fill(void *arg, const teken_rect_t *r, teken_char_t c, 360186681Sed const teken_attr_t *a) 361186681Sed{ 362186681Sed scr_stat *scp = arg; 363186681Sed u_char *map; 364186681Sed u_char ch; 365186681Sed unsigned int width; 366186681Sed int attr, row; 367186681Sed 368186681Sed#ifdef TEKEN_UTF8 369186681Sed if (c >= 0x80) { 370186681Sed /* XXX: Don't display UTF-8 yet. */ 371186681Sed attr = (FG_YELLOW|BG_RED) << 8; 372186681Sed ch = '?'; 373186681Sed } else 374186681Sed#endif /* TEKEN_UTF8 */ 375186681Sed { 376186681Sed attr = scteken_attr(a); 377186681Sed ch = c; 378186681Sed } 379186681Sed 380186681Sed map = scp->sc->scr_map; 381186681Sed 382186681Sed if (r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize) { 383186681Sed /* Single contiguous region to fill. */ 384186681Sed sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * scp->xsize, 385186681Sed (r->tr_end.tp_row - r->tr_begin.tp_row) * scp->xsize, 386186681Sed map[ch], attr); 387186681Sed } else { 388186681Sed /* Fill display line by line. */ 389186681Sed width = r->tr_end.tp_col - r->tr_begin.tp_col; 390186681Sed 391186681Sed for (row = r->tr_begin.tp_row; row < r->tr_end.tp_row; row++) { 392186681Sed sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * 393186681Sed scp->xsize + r->tr_begin.tp_col, 394186681Sed width, map[ch], attr); 395186681Sed } 396186681Sed } 397186681Sed 398186681Sed /* Mark begin and end positions to be refreshed. */ 399186681Sed mark_for_update(scp, 400186681Sed r->tr_begin.tp_row * scp->xsize + r->tr_begin.tp_col); 401186681Sed mark_for_update(scp, 402186681Sed (r->tr_end.tp_row - 1) * scp->xsize + (r->tr_end.tp_col - 1)); 403186681Sed sc_remove_cutmarking(scp); 404186681Sed} 405186681Sed 406186681Sedstatic void 407186681Sedscteken_copy(void *arg, const teken_rect_t *r, const teken_pos_t *p) 408186681Sed{ 409186681Sed scr_stat *scp = arg; 410186681Sed unsigned int width; 411186681Sed int src, dst, end; 412186681Sed 413186681Sed#ifndef SC_NO_HISTORY 414186681Sed /* 415186681Sed * We count a line of input as history if we perform a copy of 416186681Sed * one whole line upward. In other words: if a line of text gets 417186681Sed * overwritten by a rectangle that's right below it. 418186681Sed */ 419186681Sed if (scp->history != NULL && 420186681Sed r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize && 421186681Sed r->tr_begin.tp_row == p->tp_row + 1) { 422186681Sed sc_hist_save_one_line(scp, p->tp_row); 423186681Sed } 424186681Sed#endif 425186681Sed 426186681Sed if (r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize) { 427186681Sed /* Single contiguous region to copy. */ 428186681Sed sc_vtb_move(&scp->vtb, r->tr_begin.tp_row * scp->xsize, 429186681Sed p->tp_row * scp->xsize, 430186681Sed (r->tr_end.tp_row - r->tr_begin.tp_row) * scp->xsize); 431186681Sed } else { 432186681Sed /* Copy line by line. */ 433186681Sed width = r->tr_end.tp_col - r->tr_begin.tp_col; 434186681Sed 435186681Sed if (p->tp_row < r->tr_begin.tp_row) { 436186681Sed /* Copy from top to bottom. */ 437186681Sed src = r->tr_begin.tp_row * scp->xsize + 438186681Sed r->tr_begin.tp_col; 439186681Sed end = r->tr_end.tp_row * scp->xsize + 440186681Sed r->tr_end.tp_col; 441186681Sed dst = p->tp_row * scp->xsize + p->tp_col; 442186681Sed 443186681Sed while (src < end) { 444186681Sed sc_vtb_move(&scp->vtb, src, dst, width); 445186681Sed 446186681Sed src += scp->xsize; 447186681Sed dst += scp->xsize; 448186681Sed } 449186681Sed } else { 450186681Sed /* Copy from bottom to top. */ 451186681Sed src = (r->tr_end.tp_row - 1) * scp->xsize + 452186681Sed r->tr_begin.tp_col; 453186681Sed end = r->tr_begin.tp_row * scp->xsize + 454186681Sed r->tr_begin.tp_col; 455186681Sed dst = (p->tp_row + r->tr_end.tp_row - 456186681Sed r->tr_begin.tp_row - 1) * scp->xsize + p->tp_col; 457186681Sed 458186681Sed while (src >= end) { 459186681Sed sc_vtb_move(&scp->vtb, src, dst, width); 460186681Sed 461186681Sed src -= scp->xsize; 462186681Sed dst -= scp->xsize; 463186681Sed } 464186681Sed } 465186681Sed } 466186681Sed 467186681Sed /* Mark begin and end positions to be refreshed. */ 468186681Sed mark_for_update(scp, 469186681Sed p->tp_row * scp->xsize + p->tp_col); 470186681Sed mark_for_update(scp, 471186681Sed (p->tp_row + r->tr_end.tp_row - r->tr_begin.tp_row - 1) * 472186681Sed scp->xsize + 473186681Sed (p->tp_col + r->tr_end.tp_col - r->tr_begin.tp_col - 1)); 474186681Sed sc_remove_cutmarking(scp); 475186681Sed} 476186681Sed 477186681Sedstatic void 478186681Sedscteken_param(void *arg, int cmd, int value) 479186681Sed{ 480186681Sed scr_stat *scp = arg; 481186681Sed 482186681Sed switch (cmd) { 483186681Sed case TP_SHOWCURSOR: 484186681Sed if (value) { 485186681Sed sc_change_cursor_shape(scp, 486186681Sed CONS_RESET_CURSOR|CONS_LOCAL_CURSOR, -1, -1); 487186681Sed } else { 488186681Sed sc_change_cursor_shape(scp, 489186681Sed CONS_HIDDEN_CURSOR|CONS_LOCAL_CURSOR, -1, -1); 490186681Sed } 491186681Sed break; 492186681Sed case TP_SWITCHVT: 493186681Sed sc_switch_scr(scp->sc, value); 494186681Sed break; 495186681Sed } 496186681Sed} 497186681Sed 498186681Sedstatic void 499186681Sedscteken_respond(void *arg, const void *buf, size_t len) 500186681Sed{ 501186681Sed scr_stat *scp = arg; 502186681Sed 503186681Sed sc_respond(scp, buf, len); 504186681Sed} 505