1 /*- 2 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The DragonFly Project 6 * by Sascha Wildner <saw@online.de> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer as 13 * the first lines of this file unmodified. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 */ 30 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 34 #include "opt_syscons.h" 35 #include "opt_vga.h" 36 37 #include <sys/param.h> 38 #include <sys/systm.h> 39 #include <sys/kernel.h> 40 #include <sys/module.h> 41 #include <sys/fbio.h> 42 #include <sys/consio.h> 43 #include <sys/sysctl.h> 44 45 #include <machine/bus.h> 46 47 #include <dev/fb/fbreg.h> 48 #include <dev/fb/vgareg.h> 49 #include <dev/syscons/syscons.h> 50 51 #include <isa/isareg.h> 52 53 #ifndef SC_RENDER_DEBUG 54 #define SC_RENDER_DEBUG 0 55 #endif 56 57 static vr_clear_t vga_txtclear; 58 static vr_draw_border_t vga_txtborder; 59 static vr_draw_t vga_txtdraw; 60 static vr_set_cursor_t vga_txtcursor_shape; 61 static vr_draw_cursor_t vga_txtcursor; 62 static vr_blink_cursor_t vga_txtblink; 63 #ifndef SC_NO_CUTPASTE 64 static vr_draw_mouse_t vga_txtmouse; 65 #else 66 #define vga_txtmouse (vr_draw_mouse_t *)vga_nop 67 #endif 68 69 #ifdef SC_PIXEL_MODE 70 static vr_init_t vga_rndrinit; 71 static vr_clear_t vga_pxlclear_direct; 72 static vr_clear_t vga_pxlclear_planar; 73 static vr_draw_border_t vga_pxlborder_direct; 74 static vr_draw_border_t vga_pxlborder_planar; 75 static vr_draw_t vga_vgadraw_direct; 76 static vr_draw_t vga_vgadraw_planar; 77 static vr_set_cursor_t vga_pxlcursor_shape; 78 static vr_draw_cursor_t vga_pxlcursor_direct; 79 static vr_draw_cursor_t vga_pxlcursor_planar; 80 static vr_blink_cursor_t vga_pxlblink_direct; 81 static vr_blink_cursor_t vga_pxlblink_planar; 82 #ifndef SC_NO_CUTPASTE 83 static vr_draw_mouse_t vga_pxlmouse_direct; 84 static vr_draw_mouse_t vga_pxlmouse_planar; 85 #else 86 #define vga_pxlmouse_direct (vr_draw_mouse_t *)vga_nop 87 #define vga_pxlmouse_planar (vr_draw_mouse_t *)vga_nop 88 #endif 89 #endif /* SC_PIXEL_MODE */ 90 91 #ifndef SC_NO_MODE_CHANGE 92 static vr_draw_border_t vga_grborder; 93 #endif 94 95 static void vga_nop(scr_stat *scp); 96 97 static sc_rndr_sw_t txtrndrsw = { 98 (vr_init_t *)vga_nop, 99 vga_txtclear, 100 vga_txtborder, 101 vga_txtdraw, 102 vga_txtcursor_shape, 103 vga_txtcursor, 104 vga_txtblink, 105 (vr_set_mouse_t *)vga_nop, 106 vga_txtmouse, 107 }; 108 RENDERER(mda, 0, txtrndrsw, vga_set); 109 RENDERER(cga, 0, txtrndrsw, vga_set); 110 RENDERER(ega, 0, txtrndrsw, vga_set); 111 RENDERER(vga, 0, txtrndrsw, vga_set); 112 113 #ifdef SC_PIXEL_MODE 114 static sc_rndr_sw_t vgarndrsw = { 115 vga_rndrinit, 116 (vr_clear_t *)vga_nop, 117 (vr_draw_border_t *)vga_nop, 118 (vr_draw_t *)vga_nop, 119 vga_pxlcursor_shape, 120 (vr_draw_cursor_t *)vga_nop, 121 (vr_blink_cursor_t *)vga_nop, 122 (vr_set_mouse_t *)vga_nop, 123 (vr_draw_mouse_t *)vga_nop, 124 }; 125 RENDERER(ega, PIXEL_MODE, vgarndrsw, vga_set); 126 RENDERER(vga, PIXEL_MODE, vgarndrsw, vga_set); 127 #endif /* SC_PIXEL_MODE */ 128 129 #ifndef SC_NO_MODE_CHANGE 130 static sc_rndr_sw_t grrndrsw = { 131 (vr_init_t *)vga_nop, 132 (vr_clear_t *)vga_nop, 133 vga_grborder, 134 (vr_draw_t *)vga_nop, 135 (vr_set_cursor_t *)vga_nop, 136 (vr_draw_cursor_t *)vga_nop, 137 (vr_blink_cursor_t *)vga_nop, 138 (vr_set_mouse_t *)vga_nop, 139 (vr_draw_mouse_t *)vga_nop, 140 }; 141 RENDERER(cga, GRAPHICS_MODE, grrndrsw, vga_set); 142 RENDERER(ega, GRAPHICS_MODE, grrndrsw, vga_set); 143 RENDERER(vga, GRAPHICS_MODE, grrndrsw, vga_set); 144 #endif /* SC_NO_MODE_CHANGE */ 145 146 RENDERER_MODULE(vga, vga_set); 147 148 #ifndef SC_NO_CUTPASTE 149 #if !defined(SC_ALT_MOUSE_IMAGE) || defined(SC_PIXEL_MODE) 150 struct mousedata { 151 u_short md_border[16]; 152 u_short md_interior[16]; 153 u_char md_width; 154 u_char md_height; 155 u_char md_baspect; 156 u_char md_iaspect; 157 const char *md_name; 158 }; 159 160 static const struct mousedata mouse10x16_50 = { { 161 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8100, 0x8200, 162 0x8400, 0x8400, 0x8400, 0x9200, 0xB200, 0xA900, 0xC900, 0x8600, }, { 163 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7E00, 0x7C00, 164 0x7800, 0x7800, 0x7800, 0x6C00, 0x4C00, 0x4600, 0x0600, 0x0000, }, 165 10, 16, 49, 52, "mouse10x16_50", 166 }; 167 168 static const struct mousedata mouse8x14_67 = { { 169 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8100, 0x8700, 170 0x8400, 0x9200, 0xB200, 0xA900, 0xC900, 0x0600, 0x0000, 0x0000, }, { 171 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7E00, 0x7800, 172 0x7800, 0x6C00, 0x4C00, 0x4600, 0x0600, 0x0000, 0x0000, 0x0000, }, 173 8, 14, 64, 65, "mouse8x14_67", 174 }; 175 176 static const struct mousedata mouse8x13_75 = { { 177 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8600, 0x8400, 178 0xB200, 0xD200, 0x0900, 0x0900, 0x0600, 0x0000, 0x0000, 0x0000, }, { 179 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7800, 0x7800, 180 0x4C00, 0x0C00, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, 0x0000, }, 181 8, 13, 75, 80, "mouse8x13_75", 182 }; 183 184 static const struct mousedata mouse10x16_75 = { { 185 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8100, 0x8700, 186 0x8400, 0x9200, 0xB200, 0xC900, 0x0900, 0x0480, 0x0480, 0x0300, }, { 187 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7E00, 0x7800, 188 0x7800, 0x6C00, 0x4C00, 0x0600, 0x0600, 0x0300, 0x0300, 0x0000, }, 189 10, 16, 72, 75, "mouse10x16_75", 190 }; 191 192 static const struct mousedata mouse9x13_90 = { { 193 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8100, 0x8780, 194 0x9200, 0xB200, 0xD900, 0x8900, 0x0600, 0x0000, 0x0000, 0x0000, }, { 195 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7E00, 0x7800, 196 0x6C00, 0x4C00, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, 0x0000, }, 197 9, 13, 89, 89, "mouse9x13_90", 198 }; 199 200 static const struct mousedata mouse10x16_90 = { { 201 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8100, 0x8080, 202 0x8040, 0x83E0, 0x8200, 0x9900, 0xA900, 0xC480, 0x8480, 0x0300, }, { 203 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7E00, 0x7F00, 204 0x7F80, 0x7C00, 0x7C00, 0x6600, 0x4600, 0x0300, 0x0300, 0x0000, }, 205 10, 16, 89, 89, "mouse10x16_90", 206 }; 207 208 static const struct mousedata mouse9x13_100 = { { 209 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8100, 0x8780, 210 0xB200, 0xD200, 0x8900, 0x0900, 0x0600, 0x0000, 0x0000, 0x0000, }, { 211 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7E00, 0x7800, 212 0x4C00, 0x0C00, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, 0x0000, }, 213 9, 13, 106, 113, "mouse9x13_100", 214 }; 215 216 static const struct mousedata mouse10x16_100 = { { 217 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8100, 0x8080, 218 0x8040, 0x83C0, 0x9200, 0xA900, 0xC900, 0x0480, 0x0480, 0x0300, }, { 219 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7E00, 0x7F00, 220 0x7F80, 0x7C00, 0x6C00, 0x4600, 0x0600, 0x0300, 0x0300, 0x0000, }, 221 10, 16, 96, 106, "mouse10x16_100", 222 }; 223 224 static const struct mousedata mouse10x14_120 = { { 225 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8100, 0x8080, 226 0x97C0, 0xB200, 0xF200, 0xC900, 0x8900, 0x0600, 0x0000, 0x0000, }, { 227 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7E00, 0x7F00, 228 0x6800, 0x4C00, 0x0C00, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, }, 229 10, 14, 120, 124, "mouse10x14_120", 230 }; 231 232 static const struct mousedata mouse10x16_120 = { { 233 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8100, 0x8080, 234 0x97C0, 0xB200, 0xF200, 0xC900, 0x8900, 0x0480, 0x0480, 0x0300, }, { 235 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7E00, 0x7F00, 236 0x6800, 0x4C00, 0x0C00, 0x0600, 0x0600, 0x0300, 0x0300, 0x0000, }, 237 10, 16, 120, 124, "mouse10x16_120", 238 }; 239 240 static const struct mousedata mouse9x13_133 = { { 241 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8100, 0x8080, 242 0x9780, 0xB200, 0xC900, 0x0900, 0x0600, 0x0000, 0x0000, 0x0000, }, { 243 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7E00, 0x7F00, 244 0x6800, 0x4C00, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, 0x0000, }, 245 9, 13, 142, 124, "mouse9x13_133", 246 }; 247 248 static const struct mousedata mouse10x16_133 = { { 249 0xC000, 0xA000, 0x9000, 0x8800, 0x8400, 0x8200, 0x8100, 0x8080, 250 0x8040, 0x93E0, 0xB200, 0xC900, 0x8900, 0x0480, 0x0480, 0x0300, }, { 251 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7C00, 0x7E00, 0x7F00, 252 0x7F80, 0x6C00, 0x4C00, 0x0600, 0x0600, 0x0300, 0x0300, 0x0000, }, 253 10, 16, 120, 133, "mouse10x16_133", 254 }; 255 256 static const struct mousedata mouse14x10_240 = { { 257 0xF800, 0xCE00, 0xC380, 0xC0E0, 0xC038, 0xC1FC, 0xDCC0, 0xF660, 258 0xC330, 0x01E0, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, }, { 259 0x0000, 0x3000, 0x3C00, 0x3F00, 0x3FC0, 0x3E00, 0x2300, 0x0180, 260 0x00C0, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, }, 261 14, 10, 189, 189, "mouse14x10_240", 262 }; 263 264 static const struct mousedata * const mouselarge[] = { 265 &mouse10x16_50, 266 &mouse8x14_67, 267 &mouse10x16_75, 268 &mouse10x16_90, 269 &mouse10x16_100, 270 &mouse10x16_120, 271 &mouse10x16_133, 272 &mouse14x10_240, 273 }; 274 275 static const struct mousedata * const mousesmall[] = { 276 &mouse8x14_67, 277 &mouse8x13_75, 278 &mouse9x13_90, 279 &mouse9x13_100, 280 &mouse10x14_120, 281 &mouse9x13_133, 282 &mouse14x10_240, 283 }; 284 #endif 285 #endif 286 287 #ifdef SC_PIXEL_MODE 288 #define GET_PIXEL(scp, pos, x, w) \ 289 ({ \ 290 (scp)->sc->adp->va_window + \ 291 (x) * (scp)->xoff + \ 292 (scp)->yoff * (scp)->font_size * (w) + \ 293 (x) * ((pos) % (scp)->xsize) + \ 294 (scp)->font_size * (w) * ((pos) / (scp)->xsize); \ 295 }) 296 297 #define DRAW_PIXEL(scp, pos, color) do { \ 298 switch ((scp)->sc->adp->va_info.vi_depth) { \ 299 case 32: \ 300 writel((pos), vga_palette32[color]); \ 301 break; \ 302 case 24: \ 303 if (((pos) & 1) == 0) { \ 304 writew((pos), vga_palette32[color]); \ 305 writeb((pos) + 2, vga_palette32[color] >> 16); \ 306 } else { \ 307 writeb((pos), vga_palette32[color]); \ 308 writew((pos) + 1, vga_palette32[color] >> 8); \ 309 } \ 310 break; \ 311 case 16: \ 312 if ((scp)->sc->adp->va_info.vi_pixel_fsizes[1] == 5) \ 313 writew((pos), vga_palette15[color]); \ 314 else \ 315 writew((pos), vga_palette16[color]); \ 316 break; \ 317 case 15: \ 318 writew((pos), vga_palette15[color]); \ 319 break; \ 320 case 8: \ 321 writeb((pos), (uint8_t)(color)); \ 322 } \ 323 } while (0) 324 325 static uint32_t vga_palette32[16] = { 326 0x000000, 0x0000ad, 0x00ad00, 0x00adad, 327 0xad0000, 0xad00ad, 0xad5200, 0xadadad, 328 0x525252, 0x5252ff, 0x52ff52, 0x52ffff, 329 0xff5252, 0xff52ff, 0xffff52, 0xffffff 330 }; 331 332 static uint16_t vga_palette16[16] = { 333 0x0000, 0x0016, 0x0560, 0x0576, 0xb000, 0xb016, 0xb2a0, 0xb576, 334 0x52aa, 0x52bf, 0x57ea, 0x57ff, 0xfaaa, 0xfabf, 0xffea, 0xffff 335 }; 336 337 static uint16_t vga_palette15[16] = { 338 0x0000, 0x0016, 0x02c0, 0x02d6, 0x5800, 0x5816, 0x5940, 0x5ad6, 339 0x294a, 0x295f, 0x2bea, 0x2bff, 0x7d4a, 0x7d5f, 0x7fea, 0x7fff 340 }; 341 #endif 342 343 static int vga_aspect_scale= 100; 344 SYSCTL_INT(_machdep, OID_AUTO, vga_aspect_scale, CTLFLAG_RW, 345 &vga_aspect_scale, 0, "Aspect scale ratio (3:4):actual times 100"); 346 347 static u_short 348 vga_flipattr(u_short a, int blink) 349 { 350 if (blink) 351 a = (a & 0x8800) | ((a & 0x7000) >> 4) | 352 ((a & 0x0700) << 4); 353 else 354 a = ((a & 0xf000) >> 4) | ((a & 0x0f00) << 4); 355 return (a); 356 } 357 358 static u_short 359 vga_cursorattr_adj(u_short a, int blink) 360 { 361 /* 362 * !blink means pixel mode, and the cursor attribute in that case 363 * is simplistic reverse video. 364 */ 365 if (!blink) 366 return (vga_flipattr(a, blink)); 367 368 /* 369 * The cursor attribute is usually that of the underlying char 370 * with the bg changed to white. If the bg is already white, 371 * then the bg is changed to black. The fg is usually not 372 * changed, but if it is the same as the new bg then it is 373 * changed to the inverse of the new bg. 374 */ 375 if ((a & 0x7000) == 0x7000) { 376 a &= 0x8f00; 377 if ((a & 0x0700) == 0) 378 a |= 0x0700; 379 } else { 380 a |= 0x7000; 381 if ((a & 0x0700) == 0x0700) 382 a &= 0xf000; 383 } 384 return (a); 385 } 386 387 static void 388 vga_setmdp(scr_stat *scp) 389 { 390 #if !defined(SC_NO_CUTPASTE) && \ 391 (!defined(SC_ALT_MOUSE_IMAGE) || defined(SC_PIXEL_MODE)) 392 const struct mousedata *mdp; 393 const struct mousedata * const *mdpp; 394 int aspect, best_i, best_v, i, n, v, wb, wi, xpixel, ypixel; 395 396 xpixel = scp->xpixel; 397 ypixel = scp->ypixel; 398 if (scp->sc->adp->va_flags & V_ADP_CWIDTH9) 399 xpixel = xpixel * 9 / 8; 400 401 /* If 16:9 +-1%, assume square pixels, else scale to 4:3 or full. */ 402 aspect = xpixel * 900 / ypixel / 16; 403 if (aspect < 99 || aspect > 100) 404 aspect = xpixel * 300 / ypixel / 4 * vga_aspect_scale / 100; 405 406 /* 407 * Use 10x16 cursors except even with 8x8 fonts except in ~200- 408 * line modes where pixels are very large and in text mode where 409 * even 13 pixels high is really 4 too many. Clipping a 16-high 410 * cursor at 9-high gives a variable tail which looks better than 411 * a smaller cursor with a constant tail. 412 * 413 * XXX: the IS*SC() macros don't work when this is called at the 414 * end of a mode switch since UNKNOWN_SC is still set. 415 */ 416 if (scp->font_size <= 8 && 417 (ypixel < 300 || !(scp->status & PIXEL_MODE))) { 418 mdpp = &mousesmall[0]; 419 n = nitems(mousesmall); 420 } else { 421 mdpp = &mouselarge[0]; 422 n = nitems(mouselarge); 423 } 424 if (scp->status & PIXEL_MODE) { 425 wb = 1024; 426 wi = 256; 427 } else { 428 wb = 256; 429 wi = 1024; 430 } 431 best_i = 0; 432 best_v = 0x7fffffff; 433 for (i = 0; i < n; i++) { 434 v = (wb * abs(mdpp[i]->md_baspect - aspect) + 435 wi * abs(mdpp[i]->md_iaspect - aspect)) / aspect; 436 if (best_v > v) { 437 best_v = v; 438 best_i = i; 439 } 440 } 441 mdp = mdpp[best_i]; 442 scp->mouse_data = mdp; 443 #endif /* !SC_NO_CUTPASTE && (!SC_ALT_MOUSE_IMAGE || SC_PIXEL_MODE) */ 444 } 445 446 static void 447 vga_nop(scr_stat *scp) 448 { 449 } 450 451 /* text mode renderer */ 452 453 static void 454 vga_txtclear(scr_stat *scp, int c, int attr) 455 { 456 sc_vtb_clear(&scp->scr, c, attr); 457 } 458 459 static void 460 vga_txtborder(scr_stat *scp, int color) 461 { 462 vidd_set_border(scp->sc->adp, color); 463 } 464 465 static void 466 vga_txtdraw(scr_stat *scp, int from, int count, int flip) 467 { 468 vm_offset_t p; 469 int c; 470 int a; 471 472 if (from + count > scp->xsize*scp->ysize) 473 count = scp->xsize*scp->ysize - from; 474 475 if (flip) { 476 for (p = sc_vtb_pointer(&scp->scr, from); count-- > 0; ++from) { 477 c = sc_vtb_getc(&scp->vtb, from); 478 a = sc_vtb_geta(&scp->vtb, from); 479 a = vga_flipattr(a, TRUE); 480 p = sc_vtb_putchar(&scp->scr, p, c, a); 481 } 482 } else { 483 sc_vtb_copy(&scp->vtb, from, &scp->scr, from, count); 484 } 485 } 486 487 static void 488 vga_txtcursor_shape(scr_stat *scp, int base, int height, int blink) 489 { 490 vga_setmdp(scp); 491 if (base < 0 || base >= scp->font_size) 492 return; 493 /* the caller may set height <= 0 in order to disable the cursor */ 494 vidd_set_hw_cursor_shape(scp->sc->adp, base, height, 495 scp->font_size, blink); 496 } 497 498 static void 499 draw_txtcharcursor(scr_stat *scp, int at, u_short c, u_short a, int flip) 500 { 501 sc_softc_t *sc; 502 503 sc = scp->sc; 504 505 #ifndef SC_NO_FONT_LOADING 506 if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 507 unsigned char *font; 508 int h; 509 int i; 510 511 if (scp->font_size < 14) { 512 font = sc->font_8; 513 h = 8; 514 } else if (scp->font_size >= 16) { 515 font = sc->font_16; 516 h = 16; 517 } else { 518 font = sc->font_14; 519 h = 14; 520 } 521 if (scp->curs_attr.base >= h) 522 return; 523 if (flip) 524 a = vga_flipattr(a, TRUE); 525 bcopy(font + c*h, font + sc->cursor_char*h, h); 526 font = font + sc->cursor_char*h; 527 for (i = imax(h - scp->curs_attr.base - scp->curs_attr.height, 0); 528 i < h - scp->curs_attr.base; ++i) { 529 font[i] ^= 0xff; 530 } 531 /* XXX */ 532 vidd_load_font(sc->adp, 0, h, 8, font, sc->cursor_char, 1); 533 sc_vtb_putc(&scp->scr, at, sc->cursor_char, a); 534 } else 535 #endif /* SC_NO_FONT_LOADING */ 536 { 537 if (flip) 538 a = vga_flipattr(a, TRUE); 539 a = vga_cursorattr_adj(a, TRUE); 540 sc_vtb_putc(&scp->scr, at, c, a); 541 } 542 } 543 544 static void 545 vga_txtcursor(scr_stat *scp, int at, int blink, int on, int flip) 546 { 547 video_adapter_t *adp; 548 int cursor_attr; 549 550 if (scp->curs_attr.height <= 0) /* the text cursor is disabled */ 551 return; 552 553 adp = scp->sc->adp; 554 if (blink) { 555 scp->status |= VR_CURSOR_BLINK; 556 if (on) { 557 scp->status |= VR_CURSOR_ON; 558 vidd_set_hw_cursor(adp, at%scp->xsize, 559 at/scp->xsize); 560 } else { 561 if (scp->status & VR_CURSOR_ON) 562 vidd_set_hw_cursor(adp, -1, -1); 563 scp->status &= ~VR_CURSOR_ON; 564 } 565 } else { 566 scp->status &= ~VR_CURSOR_BLINK; 567 if (on) { 568 scp->status |= VR_CURSOR_ON; 569 draw_txtcharcursor(scp, at, 570 sc_vtb_getc(&scp->vtb, at), 571 sc_vtb_geta(&scp->vtb, at), 572 flip); 573 } else { 574 cursor_attr = sc_vtb_geta(&scp->vtb, at); 575 if (flip) 576 cursor_attr = vga_flipattr(cursor_attr, TRUE); 577 if (scp->status & VR_CURSOR_ON) 578 sc_vtb_putc(&scp->scr, at, 579 sc_vtb_getc(&scp->vtb, at), 580 cursor_attr); 581 scp->status &= ~VR_CURSOR_ON; 582 } 583 } 584 } 585 586 static void 587 vga_txtblink(scr_stat *scp, int at, int flip) 588 { 589 } 590 591 int sc_txtmouse_no_retrace_wait; 592 593 #ifndef SC_NO_CUTPASTE 594 595 static void 596 draw_txtmouse(scr_stat *scp, int x, int y) 597 { 598 #ifndef SC_ALT_MOUSE_IMAGE 599 if (ISMOUSEAVAIL(scp->sc->adp->va_flags)) { 600 const struct mousedata *mdp; 601 uint32_t border, interior; 602 u_char font_buf[128]; 603 u_short cursor[32]; 604 u_char c; 605 int pos; 606 int xoffset, yoffset; 607 int crtc_addr; 608 int i; 609 610 mdp = scp->mouse_data; 611 612 /* prepare mousepointer char's bitmaps */ 613 pos = (y/scp->font_size - scp->yoff)*scp->xsize + x/8 - scp->xoff; 614 bcopy(scp->font + sc_vtb_getc(&scp->scr, pos)*scp->font_size, 615 &font_buf[0], scp->font_size); 616 bcopy(scp->font + sc_vtb_getc(&scp->scr, pos + 1)*scp->font_size, 617 &font_buf[32], scp->font_size); 618 bcopy(scp->font 619 + sc_vtb_getc(&scp->scr, pos + scp->xsize)*scp->font_size, 620 &font_buf[64], scp->font_size); 621 bcopy(scp->font 622 + sc_vtb_getc(&scp->scr, pos + scp->xsize + 1)*scp->font_size, 623 &font_buf[96], scp->font_size); 624 for (i = 0; i < scp->font_size; ++i) { 625 cursor[i] = font_buf[i]<<8 | font_buf[i+32]; 626 cursor[i + scp->font_size] = font_buf[i+64]<<8 | font_buf[i+96]; 627 } 628 629 /* now and-or in the mousepointer image */ 630 xoffset = x%8; 631 yoffset = y%scp->font_size; 632 for (i = 0; i < 16; ++i) { 633 border = mdp->md_border[i] << 8; /* avoid right shifting out */ 634 interior = mdp->md_interior[i] << 8; 635 border >>= xoffset; /* normalize */ 636 interior >>= xoffset; 637 if (scp->sc->adp->va_flags & V_ADP_CWIDTH9) { 638 /* skip gaps between characters */ 639 border = (border & 0xff0000) | 640 (border & 0x007f80) << 1 | 641 (border & 0x00003f) << 2; 642 interior = (interior & 0xff0000) | 643 (interior & 0x007f80) << 1 | 644 (interior & 0x00003f) << 2; 645 } 646 border >>= 8; /* back to normal position */ 647 interior >>= 8; 648 cursor[i + yoffset] = (cursor[i + yoffset] & ~border) | 649 interior; 650 } 651 for (i = 0; i < scp->font_size; ++i) { 652 font_buf[i] = (cursor[i] & 0xff00) >> 8; 653 font_buf[i + 32] = cursor[i] & 0xff; 654 font_buf[i + 64] = (cursor[i + scp->font_size] & 0xff00) >> 8; 655 font_buf[i + 96] = cursor[i + scp->font_size] & 0xff; 656 } 657 658 #if 1 659 /* wait for vertical retrace to avoid jitter on some videocards */ 660 crtc_addr = scp->sc->adp->va_crtc_addr; 661 while (!sc_txtmouse_no_retrace_wait && 662 !(inb(crtc_addr + 6) & 0x08)) 663 /* idle */ ; 664 #endif 665 c = scp->sc->mouse_char; 666 vidd_load_font(scp->sc->adp, 0, 32, 8, font_buf, c, 4); 667 668 sc_vtb_putc(&scp->scr, pos, c, sc_vtb_geta(&scp->scr, pos)); 669 /* FIXME: may be out of range! */ 670 sc_vtb_putc(&scp->scr, pos + scp->xsize, c + 2, 671 sc_vtb_geta(&scp->scr, pos + scp->xsize)); 672 if (x < (scp->xsize - 1)*8) { 673 sc_vtb_putc(&scp->scr, pos + 1, c + 1, 674 sc_vtb_geta(&scp->scr, pos + 1)); 675 sc_vtb_putc(&scp->scr, pos + scp->xsize + 1, c + 3, 676 sc_vtb_geta(&scp->scr, pos + scp->xsize + 1)); 677 } 678 } else 679 #endif /* SC_ALT_MOUSE_IMAGE */ 680 { 681 /* Red, magenta and brown are mapped to green to to keep it readable */ 682 static const int col_conv[16] = { 683 6, 6, 6, 6, 2, 2, 2, 6, 14, 14, 14, 14, 10, 10, 10, 14 684 }; 685 int pos; 686 int color; 687 int a; 688 689 pos = (y/scp->font_size - scp->yoff)*scp->xsize + x/8 - scp->xoff; 690 a = sc_vtb_geta(&scp->scr, pos); 691 if (scp->sc->adp->va_flags & V_ADP_COLOR) 692 color = (col_conv[(a & 0xf000) >> 12] << 12) 693 | ((a & 0x0f00) | 0x0800); 694 else 695 color = ((a & 0xf000) >> 4) | ((a & 0x0f00) << 4); 696 sc_vtb_putc(&scp->scr, pos, sc_vtb_getc(&scp->scr, pos), color); 697 } 698 } 699 700 static void 701 remove_txtmouse(scr_stat *scp, int x, int y) 702 { 703 } 704 705 static void 706 vga_txtmouse(scr_stat *scp, int x, int y, int on) 707 { 708 if (on) 709 draw_txtmouse(scp, x, y); 710 else 711 remove_txtmouse(scp, x, y); 712 } 713 714 #endif /* SC_NO_CUTPASTE */ 715 716 #ifdef SC_PIXEL_MODE 717 718 /* pixel (raster text) mode renderer */ 719 720 static void 721 vga_rndrinit(scr_stat *scp) 722 { 723 if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_PLANAR) { 724 scp->rndr->clear = vga_pxlclear_planar; 725 scp->rndr->draw_border = vga_pxlborder_planar; 726 scp->rndr->draw = vga_vgadraw_planar; 727 scp->rndr->draw_cursor = vga_pxlcursor_planar; 728 scp->rndr->blink_cursor = vga_pxlblink_planar; 729 scp->rndr->draw_mouse = vga_pxlmouse_planar; 730 } else 731 if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT || 732 scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_PACKED) { 733 scp->rndr->clear = vga_pxlclear_direct; 734 scp->rndr->draw_border = vga_pxlborder_direct; 735 scp->rndr->draw = vga_vgadraw_direct; 736 scp->rndr->draw_cursor = vga_pxlcursor_direct; 737 scp->rndr->blink_cursor = vga_pxlblink_direct; 738 scp->rndr->draw_mouse = vga_pxlmouse_direct; 739 } 740 } 741 742 static void 743 vga_pxlclear_direct(scr_stat *scp, int c, int attr) 744 { 745 vm_offset_t p; 746 int line_width; 747 int pixel_size; 748 int lines; 749 int i; 750 751 line_width = scp->sc->adp->va_line_width; 752 pixel_size = scp->sc->adp->va_info.vi_pixel_size; 753 lines = scp->ysize * scp->font_size; 754 p = scp->sc->adp->va_window + 755 line_width * scp->yoff * scp->font_size + 756 scp->xoff * 8 * pixel_size; 757 758 for (i = 0; i < lines; ++i) { 759 bzero_io((void *)p, scp->xsize * 8 * pixel_size); 760 p += line_width; 761 } 762 } 763 764 static void 765 vga_pxlclear_planar(scr_stat *scp, int c, int attr) 766 { 767 vm_offset_t p; 768 int line_width; 769 int lines; 770 int i; 771 772 /* XXX: we are just filling the screen with the background color... */ 773 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ 774 outw(GDCIDX, 0x0003); /* data rotate/function select */ 775 outw(GDCIDX, 0x0f01); /* set/reset enable */ 776 outw(GDCIDX, 0xff08); /* bit mask */ 777 outw(GDCIDX, ((attr & 0xf000) >> 4) | 0x00); /* set/reset */ 778 line_width = scp->sc->adp->va_line_width; 779 lines = scp->ysize*scp->font_size; 780 p = scp->sc->adp->va_window + line_width*scp->yoff*scp->font_size 781 + scp->xoff; 782 for (i = 0; i < lines; ++i) { 783 bzero_io((void *)p, scp->xsize); 784 p += line_width; 785 } 786 outw(GDCIDX, 0x0000); /* set/reset */ 787 outw(GDCIDX, 0x0001); /* set/reset enable */ 788 } 789 790 static void 791 vga_pxlborder_direct(scr_stat *scp, int color) 792 { 793 vm_offset_t s; 794 vm_offset_t e; 795 vm_offset_t f; 796 int line_width; 797 int pixel_size; 798 int x; 799 int y; 800 int i; 801 802 line_width = scp->sc->adp->va_line_width; 803 pixel_size = scp->sc->adp->va_info.vi_pixel_size; 804 805 if (scp->yoff > 0) { 806 s = scp->sc->adp->va_window; 807 e = s + line_width * scp->yoff * scp->font_size; 808 809 for (f = s; f < e; f += pixel_size) 810 DRAW_PIXEL(scp, f, color); 811 } 812 813 y = (scp->yoff + scp->ysize) * scp->font_size; 814 815 if (scp->ypixel > y) { 816 s = scp->sc->adp->va_window + line_width * y; 817 e = s + line_width * (scp->ypixel - y); 818 819 for (f = s; f < e; f += pixel_size) 820 DRAW_PIXEL(scp, f, color); 821 } 822 823 y = scp->yoff * scp->font_size; 824 x = scp->xpixel / 8 - scp->xoff - scp->xsize; 825 826 for (i = 0; i < scp->ysize * scp->font_size; ++i) { 827 if (scp->xoff > 0) { 828 s = scp->sc->adp->va_window + line_width * (y + i); 829 e = s + scp->xoff * 8 * pixel_size; 830 831 for (f = s; f < e; f += pixel_size) 832 DRAW_PIXEL(scp, f, color); 833 } 834 835 if (x > 0) { 836 s = scp->sc->adp->va_window + line_width * (y + i) + 837 scp->xoff * 8 * pixel_size + 838 scp->xsize * 8 * pixel_size; 839 e = s + x * 8 * pixel_size; 840 841 for (f = s; f < e; f += pixel_size) 842 DRAW_PIXEL(scp, f, color); 843 } 844 } 845 } 846 847 static void 848 vga_pxlborder_planar(scr_stat *scp, int color) 849 { 850 vm_offset_t p; 851 int line_width; 852 int x; 853 int y; 854 int i; 855 856 vidd_set_border(scp->sc->adp, color); 857 858 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ 859 outw(GDCIDX, 0x0003); /* data rotate/function select */ 860 outw(GDCIDX, 0x0f01); /* set/reset enable */ 861 outw(GDCIDX, 0xff08); /* bit mask */ 862 outw(GDCIDX, (color << 8) | 0x00); /* set/reset */ 863 line_width = scp->sc->adp->va_line_width; 864 p = scp->sc->adp->va_window; 865 if (scp->yoff > 0) 866 bzero_io((void *)p, line_width*scp->yoff*scp->font_size); 867 y = (scp->yoff + scp->ysize)*scp->font_size; 868 if (scp->ypixel > y) 869 bzero_io((void *)(p + line_width*y), line_width*(scp->ypixel - y)); 870 y = scp->yoff*scp->font_size; 871 x = scp->xpixel/8 - scp->xoff - scp->xsize; 872 for (i = 0; i < scp->ysize*scp->font_size; ++i) { 873 if (scp->xoff > 0) 874 bzero_io((void *)(p + line_width*(y + i)), scp->xoff); 875 if (x > 0) 876 bzero_io((void *)(p + line_width*(y + i) 877 + scp->xoff + scp->xsize), x); 878 } 879 outw(GDCIDX, 0x0000); /* set/reset */ 880 outw(GDCIDX, 0x0001); /* set/reset enable */ 881 } 882 883 static void 884 vga_vgadraw_direct(scr_stat *scp, int from, int count, int flip) 885 { 886 vm_offset_t d; 887 vm_offset_t e; 888 u_char *f; 889 u_short col1, col2, color; 890 int line_width, pixel_size; 891 int i, j, k; 892 int a; 893 894 line_width = scp->sc->adp->va_line_width; 895 pixel_size = scp->sc->adp->va_info.vi_pixel_size; 896 897 d = GET_PIXEL(scp, from, 8 * pixel_size, line_width); 898 899 if (from + count > scp->xsize * scp->ysize) 900 count = scp->xsize * scp->ysize - from; 901 902 for (i = from; count-- > 0; ++i) { 903 a = sc_vtb_geta(&scp->vtb, i); 904 905 if (flip) 906 a = vga_flipattr(a, FALSE); 907 col1 = (a & 0x0f00) >> 8; 908 col2 = (a & 0xf000) >> 12; 909 910 e = d; 911 f = &(scp->font[sc_vtb_getc(&scp->vtb, i) * scp->font_size]); 912 913 for (j = 0; j < scp->font_size; ++j, ++f) { 914 for (k = 0; k < 8; ++k) { 915 color = *f & (1 << (7 - k)) ? col1 : col2; 916 DRAW_PIXEL(scp, e + pixel_size * k, color); 917 } 918 919 e += line_width; 920 } 921 922 d += 8 * pixel_size; 923 924 if ((i % scp->xsize) == scp->xsize - 1) 925 d += scp->font_size * line_width - 926 scp->xsize * 8 * pixel_size; 927 } 928 } 929 930 static void 931 vga_vgadraw_planar(scr_stat *scp, int from, int count, int flip) 932 { 933 vm_offset_t d; 934 vm_offset_t e; 935 u_char *f; 936 u_short bg, fg; 937 u_short col1, col2; 938 int line_width; 939 int i, j; 940 int a; 941 u_char c; 942 943 line_width = scp->sc->adp->va_line_width; 944 945 d = GET_PIXEL(scp, from, 1, line_width); 946 947 if (scp->sc->adp->va_type == KD_VGA) { 948 outw(GDCIDX, 0x0305); /* read mode 0, write mode 3 */ 949 outw(GDCIDX, 0xff08); /* bit mask */ 950 } else 951 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ 952 outw(GDCIDX, 0x0003); /* data rotate/function select */ 953 outw(GDCIDX, 0x0f01); /* set/reset enable */ 954 fg = bg = -1; 955 if (from + count > scp->xsize*scp->ysize) 956 count = scp->xsize*scp->ysize - from; 957 for (i = from; count-- > 0; ++i) { 958 a = sc_vtb_geta(&scp->vtb, i); 959 if (flip) 960 a = vga_flipattr(a, FALSE); 961 col1 = a & 0x0f00; 962 col2 = (a & 0xf000) >> 4; 963 /* set background color in EGA/VGA latch */ 964 if (bg != col2) { 965 bg = col2; 966 fg = -1; 967 outw(GDCIDX, bg | 0x00); /* set/reset */ 968 if (scp->sc->adp->va_type != KD_VGA) 969 outw(GDCIDX, 0xff08); /* bit mask */ 970 writeb(d, 0xff); 971 c = readb(d); /* set bg color in the latch */ 972 } 973 /* foreground color */ 974 if (fg != col1) { 975 fg = col1; 976 outw(GDCIDX, col1 | 0x00); /* set/reset */ 977 } 978 e = d; 979 f = &(scp->font[sc_vtb_getc(&scp->vtb, i)*scp->font_size]); 980 for (j = 0; j < scp->font_size; ++j, ++f) { 981 if (scp->sc->adp->va_type == KD_VGA) 982 writeb(e, *f); 983 else { 984 outw(GDCIDX, (*f << 8) | 0x08); /* bit mask */ 985 writeb(e, 0); 986 } 987 e += line_width; 988 } 989 ++d; 990 if ((i % scp->xsize) == scp->xsize - 1) 991 d += scp->font_size * line_width - scp->xsize; 992 } 993 if (scp->sc->adp->va_type == KD_VGA) 994 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ 995 else 996 outw(GDCIDX, 0xff08); /* bit mask */ 997 outw(GDCIDX, 0x0000); /* set/reset */ 998 outw(GDCIDX, 0x0001); /* set/reset enable */ 999 } 1000 1001 static void 1002 vga_pxlcursor_shape(scr_stat *scp, int base, int height, int blink) 1003 { 1004 vga_setmdp(scp); 1005 } 1006 1007 static void 1008 draw_pxlcursor_direct(scr_stat *scp, int at, int on, int flip) 1009 { 1010 vm_offset_t d; 1011 u_char *f; 1012 int line_width, pixel_size; 1013 int height; 1014 int col1, col2, color; 1015 int a; 1016 int i, j; 1017 1018 line_width = scp->sc->adp->va_line_width; 1019 pixel_size = scp->sc->adp->va_info.vi_pixel_size; 1020 1021 d = GET_PIXEL(scp, at, 8 * pixel_size, line_width) + 1022 (scp->font_size - scp->curs_attr.base - 1) * line_width; 1023 1024 a = sc_vtb_geta(&scp->vtb, at); 1025 1026 if (flip) 1027 a = vga_flipattr(a, FALSE); 1028 if (on) 1029 a = vga_cursorattr_adj(a, FALSE); 1030 col1 = (a & 0x0f00) >> 8; 1031 col2 = a >> 12; 1032 1033 f = &(scp->font[sc_vtb_getc(&scp->vtb, at) * scp->font_size + 1034 scp->font_size - scp->curs_attr.base - 1]); 1035 1036 height = imin(scp->curs_attr.height, scp->font_size); 1037 1038 for (i = 0; i < height; ++i, --f) { 1039 for (j = 0; j < 8; ++j) { 1040 color = *f & (1 << (7 - j)) ? col1 : col2; 1041 DRAW_PIXEL(scp, d + pixel_size * j, color); 1042 } 1043 1044 d -= line_width; 1045 } 1046 } 1047 1048 static void 1049 draw_pxlcursor_planar(scr_stat *scp, int at, int on, int flip) 1050 { 1051 vm_offset_t d; 1052 u_char *f; 1053 int line_width; 1054 int height; 1055 int col; 1056 int a; 1057 int i; 1058 u_char c; 1059 1060 line_width = scp->sc->adp->va_line_width; 1061 1062 d = GET_PIXEL(scp, at, 1, line_width) + 1063 (scp->font_size - scp->curs_attr.base - 1) * line_width; 1064 1065 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ 1066 outw(GDCIDX, 0x0003); /* data rotate/function select */ 1067 outw(GDCIDX, 0x0f01); /* set/reset enable */ 1068 /* set background color in EGA/VGA latch */ 1069 a = sc_vtb_geta(&scp->vtb, at); 1070 if (flip) 1071 a = vga_flipattr(a, FALSE); 1072 if (on) 1073 a = vga_cursorattr_adj(a, FALSE); 1074 col = (a & 0xf000) >> 4; 1075 outw(GDCIDX, col | 0x00); /* set/reset */ 1076 outw(GDCIDX, 0xff08); /* bit mask */ 1077 writeb(d, 0); 1078 c = readb(d); /* set bg color in the latch */ 1079 /* foreground color */ 1080 col = a & 0x0f00; 1081 outw(GDCIDX, col | 0x00); /* set/reset */ 1082 f = &(scp->font[sc_vtb_getc(&scp->vtb, at)*scp->font_size 1083 + scp->font_size - scp->curs_attr.base - 1]); 1084 height = imin(scp->curs_attr.height, scp->font_size); 1085 for (i = 0; i < height; ++i, --f) { 1086 outw(GDCIDX, (*f << 8) | 0x08); /* bit mask */ 1087 writeb(d, 0); 1088 d -= line_width; 1089 } 1090 outw(GDCIDX, 0x0000); /* set/reset */ 1091 outw(GDCIDX, 0x0001); /* set/reset enable */ 1092 outw(GDCIDX, 0xff08); /* bit mask */ 1093 } 1094 1095 static int pxlblinkrate = 0; 1096 1097 static void 1098 vga_pxlcursor_direct(scr_stat *scp, int at, int blink, int on, int flip) 1099 { 1100 if (scp->curs_attr.height <= 0) /* the text cursor is disabled */ 1101 return; 1102 1103 if (on) { 1104 if (!blink) { 1105 scp->status |= VR_CURSOR_ON; 1106 draw_pxlcursor_direct(scp, at, on, flip); 1107 } else if (++pxlblinkrate & 4) { 1108 pxlblinkrate = 0; 1109 scp->status ^= VR_CURSOR_ON; 1110 draw_pxlcursor_direct(scp, at, 1111 scp->status & VR_CURSOR_ON, 1112 flip); 1113 } 1114 } else { 1115 if (scp->status & VR_CURSOR_ON) 1116 draw_pxlcursor_direct(scp, at, on, flip); 1117 scp->status &= ~VR_CURSOR_ON; 1118 } 1119 if (blink) 1120 scp->status |= VR_CURSOR_BLINK; 1121 else 1122 scp->status &= ~VR_CURSOR_BLINK; 1123 } 1124 1125 static void 1126 vga_pxlcursor_planar(scr_stat *scp, int at, int blink, int on, int flip) 1127 { 1128 if (scp->curs_attr.height <= 0) /* the text cursor is disabled */ 1129 return; 1130 1131 if (on) { 1132 if (!blink) { 1133 scp->status |= VR_CURSOR_ON; 1134 draw_pxlcursor_planar(scp, at, on, flip); 1135 } else if (++pxlblinkrate & 4) { 1136 pxlblinkrate = 0; 1137 scp->status ^= VR_CURSOR_ON; 1138 draw_pxlcursor_planar(scp, at, 1139 scp->status & VR_CURSOR_ON, 1140 flip); 1141 } 1142 } else { 1143 if (scp->status & VR_CURSOR_ON) 1144 draw_pxlcursor_planar(scp, at, on, flip); 1145 scp->status &= ~VR_CURSOR_ON; 1146 } 1147 if (blink) 1148 scp->status |= VR_CURSOR_BLINK; 1149 else 1150 scp->status &= ~VR_CURSOR_BLINK; 1151 } 1152 1153 static void 1154 vga_pxlblink_direct(scr_stat *scp, int at, int flip) 1155 { 1156 if (!(scp->status & VR_CURSOR_BLINK)) 1157 return; 1158 if (!(++pxlblinkrate & 4)) 1159 return; 1160 pxlblinkrate = 0; 1161 scp->status ^= VR_CURSOR_ON; 1162 draw_pxlcursor_direct(scp, at, scp->status & VR_CURSOR_ON, flip); 1163 } 1164 1165 static void 1166 vga_pxlblink_planar(scr_stat *scp, int at, int flip) 1167 { 1168 if (!(scp->status & VR_CURSOR_BLINK)) 1169 return; 1170 if (!(++pxlblinkrate & 4)) 1171 return; 1172 pxlblinkrate = 0; 1173 scp->status ^= VR_CURSOR_ON; 1174 draw_pxlcursor_planar(scp, at, scp->status & VR_CURSOR_ON, flip); 1175 } 1176 1177 #ifndef SC_NO_CUTPASTE 1178 1179 static void 1180 draw_pxlmouse_planar(scr_stat *scp, int x, int y) 1181 { 1182 const struct mousedata *mdp; 1183 vm_offset_t p; 1184 int line_width; 1185 int xoff, yoff; 1186 int ymax; 1187 uint32_t m; 1188 int i, j, k; 1189 uint8_t m1; 1190 1191 mdp = scp->mouse_data; 1192 line_width = scp->sc->adp->va_line_width; 1193 xoff = (x - scp->xoff*8)%8; 1194 yoff = y - rounddown(y, line_width); 1195 ymax = imin(y + mdp->md_height, scp->ypixel); 1196 1197 if (scp->sc->adp->va_type == KD_VGA) { 1198 outw(GDCIDX, 0x0305); /* read mode 0, write mode 3 */ 1199 outw(GDCIDX, 0xff08); /* bit mask */ 1200 } else 1201 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ 1202 outw(GDCIDX, 0x0003); /* data rotate/function select */ 1203 outw(GDCIDX, 0x0f01); /* set/reset enable */ 1204 1205 outw(GDCIDX, (0 << 8) | 0x00); /* set/reset */ 1206 p = scp->sc->adp->va_window + line_width*y + x/8; 1207 for (i = y, j = 0; i < ymax; ++i, ++j) { 1208 m = mdp->md_border[j] << 8 >> xoff; 1209 for (k = 0; k < 3; ++k) { 1210 m1 = m >> (8 * (2 - k)); 1211 if (m1 != 0 && x + 8 * k < scp->xpixel) { 1212 readb(p + k); 1213 if (scp->sc->adp->va_type == KD_VGA) 1214 writeb(p + k, m1); 1215 else { 1216 /* bit mask: */ 1217 outw(GDCIDX, (m1 << 8) | 0x08); 1218 writeb(p + k, 0); 1219 } 1220 } 1221 } 1222 p += line_width; 1223 } 1224 outw(GDCIDX, (15 << 8) | 0x00); /* set/reset */ 1225 p = scp->sc->adp->va_window + line_width*y + x/8; 1226 for (i = y, j = 0; i < ymax; ++i, ++j) { 1227 m = mdp->md_interior[j] << 8 >> xoff; 1228 for (k = 0; k < 3; ++k) { 1229 m1 = m >> (8 * (2 - k)); 1230 if (m1 != 0 && x + 8 * k < scp->xpixel) { 1231 readb(p + k); 1232 if (scp->sc->adp->va_type == KD_VGA) 1233 writeb(p + k, m1); 1234 else { 1235 /* bit mask: */ 1236 outw(GDCIDX, (m1 << 8) | 0x08); 1237 writeb(p + k, 0); 1238 } 1239 } 1240 } 1241 p += line_width; 1242 } 1243 if (scp->sc->adp->va_type == KD_VGA) 1244 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ 1245 else 1246 outw(GDCIDX, 0xff08); /* bit mask */ 1247 outw(GDCIDX, 0x0000); /* set/reset */ 1248 outw(GDCIDX, 0x0001); /* set/reset enable */ 1249 } 1250 1251 static void 1252 remove_pxlmouse_planar(scr_stat *scp, int x, int y) 1253 { 1254 const struct mousedata *mdp; 1255 vm_offset_t p; 1256 int bx, by, i, line_width, xend, xoff, yend, yoff; 1257 1258 mdp = scp->mouse_data; 1259 1260 /* 1261 * It is only necessary to remove the mouse image where it overlaps 1262 * the border. Determine the overlap, and do nothing if it is empty. 1263 */ 1264 bx = (scp->xoff + scp->xsize) * 8; 1265 by = (scp->yoff + scp->ysize) * scp->font_size; 1266 xend = imin(x + mdp->md_width, scp->xpixel); 1267 yend = imin(y + mdp->md_height, scp->ypixel); 1268 if (xend <= bx && yend <= by) 1269 return; 1270 1271 /* Repaint the non-empty overlap. */ 1272 line_width = scp->sc->adp->va_line_width; 1273 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ 1274 outw(GDCIDX, 0x0003); /* data rotate/function select */ 1275 outw(GDCIDX, 0x0f01); /* set/reset enable */ 1276 outw(GDCIDX, 0xff08); /* bit mask */ 1277 outw(GDCIDX, (scp->border << 8) | 0x00); /* set/reset */ 1278 for (i = x / 8, xoff = i * 8; xoff < xend; ++i, xoff += 8) { 1279 yoff = (xoff >= bx) ? y : by; 1280 p = scp->sc->adp->va_window + yoff * line_width + i; 1281 for (; yoff < yend; ++yoff, p += line_width) 1282 writeb(p, 0); 1283 } 1284 outw(GDCIDX, 0x0000); /* set/reset */ 1285 outw(GDCIDX, 0x0001); /* set/reset enable */ 1286 } 1287 1288 static void 1289 vga_pxlmouse_direct(scr_stat *scp, int x, int y, int on) 1290 { 1291 const struct mousedata *mdp; 1292 vm_offset_t p; 1293 int line_width, pixel_size; 1294 int xend, yend; 1295 int i, j; 1296 1297 mdp = scp->mouse_data; 1298 1299 /* 1300 * Determine overlap with the border and then if removing, do nothing 1301 * if the overlap is empty. 1302 */ 1303 xend = imin(x + mdp->md_width, scp->xpixel); 1304 yend = imin(y + mdp->md_height, scp->ypixel); 1305 if (!on && xend <= (scp->xoff + scp->xsize) * 8 && 1306 yend <= (scp->yoff + scp->ysize) * scp->font_size) 1307 return; 1308 1309 line_width = scp->sc->adp->va_line_width; 1310 pixel_size = scp->sc->adp->va_info.vi_pixel_size; 1311 1312 if (on) 1313 goto do_on; 1314 1315 /* Repaint overlap with the border (mess up the corner a little). */ 1316 p = scp->sc->adp->va_window + y * line_width + x * pixel_size; 1317 for (i = 0; i < yend - y; i++, p += line_width) 1318 for (j = xend - x - 1; j >= 0; j--) 1319 DRAW_PIXEL(scp, p + j * pixel_size, scp->border); 1320 1321 return; 1322 1323 do_on: 1324 p = scp->sc->adp->va_window + y * line_width + x * pixel_size; 1325 for (i = 0; i < yend - y; i++, p += line_width) 1326 for (j = xend - x - 1; j >= 0; j--) 1327 if (mdp->md_interior[i] & (1 << (15 - j))) 1328 DRAW_PIXEL(scp, p + j * pixel_size, 15); 1329 else if (mdp->md_border[i] & (1 << (15 - j))) 1330 DRAW_PIXEL(scp, p + j * pixel_size, 0); 1331 } 1332 1333 static void 1334 vga_pxlmouse_planar(scr_stat *scp, int x, int y, int on) 1335 { 1336 if (on) 1337 draw_pxlmouse_planar(scp, x, y); 1338 else 1339 remove_pxlmouse_planar(scp, x, y); 1340 } 1341 1342 #endif /* SC_NO_CUTPASTE */ 1343 #endif /* SC_PIXEL_MODE */ 1344 1345 #ifndef SC_NO_MODE_CHANGE 1346 1347 /* graphics mode renderer */ 1348 1349 static void 1350 vga_grborder(scr_stat *scp, int color) 1351 { 1352 vidd_set_border(scp->sc->adp, color); 1353 } 1354 1355 #endif 1356