| 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 | * $FreeBSD: src/sys/dev/syscons/scvgarndr.c,v 1.5.2.3 2001/07/28 12:51:47 yokota Exp $ |
| 30 | * $DragonFly: src/sys/dev/misc/syscons/scvgarndr.c,v 1.9 2005/02/12 23:44:54 swildner Exp $ |
| 31 | */ |
| 32 | |
| 33 | #include "opt_syscons.h" |
| 34 | #include "opt_vga.h" |
| 35 | |
| 36 | #include <sys/param.h> |
| 37 | #include <sys/systm.h> |
| 38 | #include <sys/kernel.h> |
| 39 | |
| 40 | #include <machine/console.h> |
| 41 | |
| 42 | #include <dev/video/fb/fbreg.h> |
| 43 | #include <dev/video/fb/vgareg.h> |
| 44 | #include "syscons.h" |
| 45 | |
| 46 | #include <bus/isa/isareg.h> |
| 47 | |
| 48 | #ifndef SC_RENDER_DEBUG |
| 49 | #define SC_RENDER_DEBUG 0 |
| 50 | #endif |
| 51 | |
| 52 | static vr_clear_t vga_txtclear; |
| 53 | static vr_draw_border_t vga_txtborder; |
| 54 | static vr_draw_t vga_txtdraw; |
| 55 | static vr_set_cursor_t vga_txtcursor_shape; |
| 56 | static vr_draw_cursor_t vga_txtcursor; |
| 57 | static vr_blink_cursor_t vga_txtblink; |
| 58 | #ifndef SC_NO_CUTPASTE |
| 59 | static vr_draw_mouse_t vga_txtmouse; |
| 60 | #else |
| 61 | #define vga_txtmouse (vr_draw_mouse_t *)vga_nop |
| 62 | #endif |
| 63 | |
| 64 | #ifdef SC_PIXEL_MODE |
| 65 | static vr_init_t vga_rndrinit; |
| 66 | static vr_clear_t vga_pxlclear_direct; |
| 67 | static vr_clear_t vga_pxlclear_planar; |
| 68 | static vr_draw_border_t vga_pxlborder_direct; |
| 69 | static vr_draw_border_t vga_pxlborder_planar; |
| 70 | static vr_draw_t vga_egadraw; |
| 71 | static vr_draw_t vga_vgadraw_direct; |
| 72 | static vr_draw_t vga_vgadraw_planar; |
| 73 | static vr_set_cursor_t vga_pxlcursor_shape; |
| 74 | static vr_draw_cursor_t vga_pxlcursor_direct; |
| 75 | static vr_draw_cursor_t vga_pxlcursor_planar; |
| 76 | static vr_blink_cursor_t vga_pxlblink_direct; |
| 77 | static vr_blink_cursor_t vga_pxlblink_planar; |
| 78 | #ifndef SC_NO_CUTPASTE |
| 79 | static vr_draw_mouse_t vga_pxlmouse_direct; |
| 80 | static vr_draw_mouse_t vga_pxlmouse_planar; |
| 81 | #else |
| 82 | #define vga_pxlmouse_direct (vr_draw_mouse_t *)vga_nop |
| 83 | #define vga_pxlmouse_planar (vr_draw_mouse_t *)vga_nop |
| 84 | #endif |
| 85 | #endif /* SC_PIXEL_MODE */ |
| 86 | |
| 87 | #ifndef SC_NO_MODE_CHANGE |
| 88 | static vr_draw_border_t vga_grborder; |
| 89 | #endif |
| 90 | |
| 91 | static void vga_nop(scr_stat *scp, ...); |
| 92 | |
| 93 | static sc_rndr_sw_t txtrndrsw = { |
| 94 | (vr_init_t *)vga_nop, |
| 95 | vga_txtclear, |
| 96 | vga_txtborder, |
| 97 | vga_txtdraw, |
| 98 | vga_txtcursor_shape, |
| 99 | vga_txtcursor, |
| 100 | vga_txtblink, |
| 101 | (vr_set_mouse_t *)vga_nop, |
| 102 | vga_txtmouse, |
| 103 | }; |
| 104 | RENDERER(mda, 0, txtrndrsw, vga_set); |
| 105 | RENDERER(cga, 0, txtrndrsw, vga_set); |
| 106 | RENDERER(ega, 0, txtrndrsw, vga_set); |
| 107 | RENDERER(vga, 0, txtrndrsw, vga_set); |
| 108 | |
| 109 | #ifdef SC_PIXEL_MODE |
| 110 | static sc_rndr_sw_t egarndrsw = { |
| 111 | (vr_init_t *)vga_nop, |
| 112 | vga_pxlclear_planar, |
| 113 | vga_pxlborder_planar, |
| 114 | vga_egadraw, |
| 115 | vga_pxlcursor_shape, |
| 116 | vga_pxlcursor_planar, |
| 117 | vga_pxlblink_planar, |
| 118 | (vr_set_mouse_t *)vga_nop, |
| 119 | vga_pxlmouse_planar, |
| 120 | }; |
| 121 | RENDERER(ega, PIXEL_MODE, egarndrsw, vga_set); |
| 122 | |
| 123 | static sc_rndr_sw_t vgarndrsw = { |
| 124 | vga_rndrinit, |
| 125 | (vr_clear_t *)vga_nop, |
| 126 | (vr_draw_border_t *)vga_nop, |
| 127 | (vr_draw_t *)vga_nop, |
| 128 | vga_pxlcursor_shape, |
| 129 | (vr_draw_cursor_t *)vga_nop, |
| 130 | (vr_blink_cursor_t *)vga_nop, |
| 131 | (vr_set_mouse_t *)vga_nop, |
| 132 | (vr_draw_mouse_t *)vga_nop, |
| 133 | }; |
| 134 | RENDERER(vga, PIXEL_MODE, vgarndrsw, vga_set); |
| 135 | #endif /* SC_PIXEL_MODE */ |
| 136 | |
| 137 | #ifndef SC_NO_MODE_CHANGE |
| 138 | static sc_rndr_sw_t grrndrsw = { |
| 139 | (vr_init_t *)vga_nop, |
| 140 | (vr_clear_t *)vga_nop, |
| 141 | vga_grborder, |
| 142 | (vr_draw_t *)vga_nop, |
| 143 | (vr_set_cursor_t *)vga_nop, |
| 144 | (vr_draw_cursor_t *)vga_nop, |
| 145 | (vr_blink_cursor_t *)vga_nop, |
| 146 | (vr_set_mouse_t *)vga_nop, |
| 147 | (vr_draw_mouse_t *)vga_nop, |
| 148 | }; |
| 149 | RENDERER(cga, GRAPHICS_MODE, grrndrsw, vga_set); |
| 150 | RENDERER(ega, GRAPHICS_MODE, grrndrsw, vga_set); |
| 151 | RENDERER(vga, GRAPHICS_MODE, grrndrsw, vga_set); |
| 152 | #endif /* SC_NO_MODE_CHANGE */ |
| 153 | |
| 154 | RENDERER_MODULE(vga, vga_set); |
| 155 | |
| 156 | #ifndef SC_NO_CUTPASTE |
| 157 | static u_short mouse_and_mask[16] = { |
| 158 | 0xc000, 0xe000, 0xf000, 0xf800, 0xfc00, 0xfe00, 0xff00, 0xff80, |
| 159 | 0xfe00, 0x1e00, 0x1f00, 0x0f00, 0x0f00, 0x0000, 0x0000, 0x0000 |
| 160 | }; |
| 161 | static u_short mouse_or_mask[16] = { |
| 162 | 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7c00, 0x7e00, 0x6800, |
| 163 | 0x0c00, 0x0c00, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, 0x0000 |
| 164 | }; |
| 165 | #endif |
| 166 | |
| 167 | #ifdef SC_PIXEL_MODE |
| 168 | #define VIDEO_MEMORY_POS(scp, pos, x) \ |
| 169 | scp->sc->adp->va_window + \ |
| 170 | x * scp->xoff + \ |
| 171 | scp->yoff * scp->font_size * scp->sc->adp->va_line_width + \ |
| 172 | x * (pos % scp->xsize) + \ |
| 173 | scp->font_size * scp->sc->adp->va_line_width * (pos / scp->xsize) |
| 174 | |
| 175 | #define vga_drawpxl(pos, color) \ |
| 176 | switch (scp->sc->adp->va_info.vi_depth) { \ |
| 177 | case 32: \ |
| 178 | case 24: \ |
| 179 | writel(pos, vga_palette32[color]); \ |
| 180 | break; \ |
| 181 | case 16: \ |
| 182 | if (scp->sc->adp->va_info.vi_pixel_fsizes[1] == 5)\ |
| 183 | writew(pos, vga_palette15[color]); \ |
| 184 | else \ |
| 185 | writew(pos, vga_palette16[color]); \ |
| 186 | break; \ |
| 187 | case 15: \ |
| 188 | writew(pos, vga_palette15[color]); \ |
| 189 | break; \ |
| 190 | } |
| 191 | |
| 192 | static uint32_t vga_palette32[16] = { |
| 193 | 0x000000, 0x0000ad, 0x00ad00, 0x00adad, |
| 194 | 0xad0000, 0xad00ad, 0xad5200, 0xadadad, |
| 195 | 0x525252, 0x5252ff, 0x52ff52, 0x52ffff, |
| 196 | 0xff5252, 0xff52ff, 0xffff52, 0xffffff |
| 197 | }; |
| 198 | |
| 199 | static uint16_t vga_palette16[16] = { |
| 200 | 0x0000, 0x0016, 0x0560, 0x0576, 0xb000, 0xb016, 0xb2a0, 0xb576, |
| 201 | 0x52aa, 0x52bf, 0x57ea, 0x57ff, 0xfaaa, 0xfabf, 0xffea, 0xffff |
| 202 | }; |
| 203 | |
| 204 | static uint16_t vga_palette15[16] = { |
| 205 | 0x0000, 0x0016, 0x02c0, 0x02d6, 0x5800, 0x5816, 0x5940, 0x5ad6, |
| 206 | 0x294a, 0x295f, 0x2bea, 0x2bff, 0x7d4a, 0x7d5f, 0x7fea, 0x7fff |
| 207 | }; |
| 208 | |
| 209 | #ifndef SC_NO_CUTPASTE |
| 210 | static uint32_t mouse_buf32[256]; |
| 211 | static uint16_t mouse_buf16[256]; |
| 212 | #endif |
| 213 | #endif |
| 214 | |
| 215 | static void |
| 216 | vga_nop(scr_stat *scp, ...) |
| 217 | { |
| 218 | } |
| 219 | |
| 220 | /* text mode renderer */ |
| 221 | |
| 222 | static void |
| 223 | vga_txtclear(scr_stat *scp, int c, int attr) |
| 224 | { |
| 225 | sc_vtb_clear(&scp->scr, c, attr); |
| 226 | } |
| 227 | |
| 228 | static void |
| 229 | vga_txtborder(scr_stat *scp, int color) |
| 230 | { |
| 231 | (*vidsw[scp->sc->adapter]->set_border)(scp->sc->adp, color); |
| 232 | } |
| 233 | |
| 234 | static void |
| 235 | vga_txtdraw(scr_stat *scp, int from, int count, int flip) |
| 236 | { |
| 237 | vm_offset_t p; |
| 238 | int c; |
| 239 | int a; |
| 240 | |
| 241 | if (from + count > scp->xsize*scp->ysize) |
| 242 | count = scp->xsize*scp->ysize - from; |
| 243 | |
| 244 | if (flip) { |
| 245 | for (p = sc_vtb_pointer(&scp->scr, from); count-- > 0; ++from) { |
| 246 | c = sc_vtb_getc(&scp->vtb, from); |
| 247 | a = sc_vtb_geta(&scp->vtb, from); |
| 248 | a = (a & 0x8800) | ((a & 0x7000) >> 4) |
| 249 | | ((a & 0x0700) << 4); |
| 250 | p = sc_vtb_putchar(&scp->scr, p, c, a); |
| 251 | } |
| 252 | } else { |
| 253 | sc_vtb_copy(&scp->vtb, from, &scp->scr, from, count); |
| 254 | } |
| 255 | } |
| 256 | |
| 257 | static void |
| 258 | vga_txtcursor_shape(scr_stat *scp, int base, int height, int blink) |
| 259 | { |
| 260 | if (base < 0 || base >= scp->font_size) |
| 261 | return; |
| 262 | /* the caller may set height <= 0 in order to disable the cursor */ |
| 263 | #if 0 |
| 264 | scp->cursor_base = base; |
| 265 | scp->cursor_height = height; |
| 266 | #endif |
| 267 | (*vidsw[scp->sc->adapter]->set_hw_cursor_shape)(scp->sc->adp, |
| 268 | base, height, |
| 269 | scp->font_size, blink); |
| 270 | } |
| 271 | |
| 272 | static void |
| 273 | draw_txtcharcursor(scr_stat *scp, int at, u_short c, u_short a, int flip) |
| 274 | { |
| 275 | sc_softc_t *sc; |
| 276 | |
| 277 | sc = scp->sc; |
| 278 | scp->cursor_saveunder_char = c; |
| 279 | scp->cursor_saveunder_attr = a; |
| 280 | |
| 281 | #ifndef SC_NO_FONT_LOADING |
| 282 | if (sc->flags & SC_CHAR_CURSOR) { |
| 283 | unsigned char *font; |
| 284 | int h; |
| 285 | int i; |
| 286 | |
| 287 | if (scp->font_size < 14) { |
| 288 | font = sc->font_8; |
| 289 | h = 8; |
| 290 | } else if (scp->font_size >= 16) { |
| 291 | font = sc->font_16; |
| 292 | h = 16; |
| 293 | } else { |
| 294 | font = sc->font_14; |
| 295 | h = 14; |
| 296 | } |
| 297 | if (scp->cursor_base >= h) |
| 298 | return; |
| 299 | if (flip) |
| 300 | a = (a & 0x8800) |
| 301 | | ((a & 0x7000) >> 4) | ((a & 0x0700) << 4); |
| 302 | bcopy(font + c*h, font + sc->cursor_char*h, h); |
| 303 | font = font + sc->cursor_char*h; |
| 304 | for (i = imax(h - scp->cursor_base - scp->cursor_height, 0); |
| 305 | i < h - scp->cursor_base; ++i) { |
| 306 | font[i] ^= 0xff; |
| 307 | } |
| 308 | sc->font_loading_in_progress = TRUE; |
| 309 | /* XXX */ |
| 310 | (*vidsw[sc->adapter]->load_font)(sc->adp, 0, h, font, |
| 311 | sc->cursor_char, 1); |
| 312 | sc->font_loading_in_progress = FALSE; |
| 313 | sc_vtb_putc(&scp->scr, at, sc->cursor_char, a); |
| 314 | } else |
| 315 | #endif /* SC_NO_FONT_LOADING */ |
| 316 | { |
| 317 | if ((a & 0x7000) == 0x7000) { |
| 318 | a &= 0x8f00; |
| 319 | if ((a & 0x0700) == 0) |
| 320 | a |= 0x0700; |
| 321 | } else { |
| 322 | a |= 0x7000; |
| 323 | if ((a & 0x0700) == 0x0700) |
| 324 | a &= 0xf000; |
| 325 | } |
| 326 | if (flip) |
| 327 | a = (a & 0x8800) |
| 328 | | ((a & 0x7000) >> 4) | ((a & 0x0700) << 4); |
| 329 | sc_vtb_putc(&scp->scr, at, c, a); |
| 330 | } |
| 331 | } |
| 332 | |
| 333 | static void |
| 334 | vga_txtcursor(scr_stat *scp, int at, int blink, int on, int flip) |
| 335 | { |
| 336 | video_adapter_t *adp; |
| 337 | int cursor_attr; |
| 338 | |
| 339 | if (scp->cursor_height <= 0) /* the text cursor is disabled */ |
| 340 | return; |
| 341 | |
| 342 | adp = scp->sc->adp; |
| 343 | if (blink) { |
| 344 | scp->status |= VR_CURSOR_BLINK; |
| 345 | if (on) { |
| 346 | scp->status |= VR_CURSOR_ON; |
| 347 | (*vidsw[adp->va_index]->set_hw_cursor)(adp, |
| 348 | at%scp->xsize, |
| 349 | at/scp->xsize); |
| 350 | } else { |
| 351 | if (scp->status & VR_CURSOR_ON) |
| 352 | (*vidsw[adp->va_index]->set_hw_cursor)(adp, |
| 353 | -1, -1); |
| 354 | scp->status &= ~VR_CURSOR_ON; |
| 355 | } |
| 356 | } else { |
| 357 | scp->status &= ~VR_CURSOR_BLINK; |
| 358 | if (on) { |
| 359 | scp->status |= VR_CURSOR_ON; |
| 360 | draw_txtcharcursor(scp, at, |
| 361 | sc_vtb_getc(&scp->scr, at), |
| 362 | sc_vtb_geta(&scp->scr, at), |
| 363 | flip); |
| 364 | } else { |
| 365 | cursor_attr = scp->cursor_saveunder_attr; |
| 366 | if (flip) |
| 367 | cursor_attr = (cursor_attr & 0x8800) |
| 368 | | ((cursor_attr & 0x7000) >> 4) |
| 369 | | ((cursor_attr & 0x0700) << 4); |
| 370 | if (scp->status & VR_CURSOR_ON) |
| 371 | sc_vtb_putc(&scp->scr, at, |
| 372 | scp->cursor_saveunder_char, |
| 373 | cursor_attr); |
| 374 | scp->status &= ~VR_CURSOR_ON; |
| 375 | } |
| 376 | } |
| 377 | } |
| 378 | |
| 379 | static void |
| 380 | vga_txtblink(scr_stat *scp, int at, int flip) |
| 381 | { |
| 382 | } |
| 383 | |
| 384 | #ifndef SC_NO_CUTPASTE |
| 385 | |
| 386 | static void |
| 387 | draw_txtmouse(scr_stat *scp, int x, int y) |
| 388 | { |
| 389 | #ifndef SC_ALT_MOUSE_IMAGE |
| 390 | if (ISMOUSEAVAIL(scp->sc->adp->va_flags)) { |
| 391 | u_char font_buf[128]; |
| 392 | u_short cursor[32]; |
| 393 | u_char c; |
| 394 | int pos; |
| 395 | int xoffset, yoffset; |
| 396 | int crtc_addr; |
| 397 | int i; |
| 398 | |
| 399 | /* prepare mousepointer char's bitmaps */ |
| 400 | pos = (y/scp->font_size - scp->yoff)*scp->xsize + x/8 - scp->xoff; |
| 401 | bcopy(scp->font + sc_vtb_getc(&scp->scr, pos)*scp->font_size, |
| 402 | &font_buf[0], scp->font_size); |
| 403 | bcopy(scp->font + sc_vtb_getc(&scp->scr, pos + 1)*scp->font_size, |
| 404 | &font_buf[32], scp->font_size); |
| 405 | bcopy(scp->font |
| 406 | + sc_vtb_getc(&scp->scr, pos + scp->xsize)*scp->font_size, |
| 407 | &font_buf[64], scp->font_size); |
| 408 | bcopy(scp->font |
| 409 | + sc_vtb_getc(&scp->scr, pos + scp->xsize + 1)*scp->font_size, |
| 410 | &font_buf[96], scp->font_size); |
| 411 | for (i = 0; i < scp->font_size; ++i) { |
| 412 | cursor[i] = font_buf[i]<<8 | font_buf[i+32]; |
| 413 | cursor[i + scp->font_size] = font_buf[i+64]<<8 | font_buf[i+96]; |
| 414 | } |
| 415 | |
| 416 | /* now and-or in the mousepointer image */ |
| 417 | xoffset = x%8; |
| 418 | yoffset = y%scp->font_size; |
| 419 | for (i = 0; i < 16; ++i) { |
| 420 | cursor[i + yoffset] = |
| 421 | (cursor[i + yoffset] & ~(mouse_and_mask[i] >> xoffset)) |
| 422 | | (mouse_or_mask[i] >> xoffset); |
| 423 | } |
| 424 | for (i = 0; i < scp->font_size; ++i) { |
| 425 | font_buf[i] = (cursor[i] & 0xff00) >> 8; |
| 426 | font_buf[i + 32] = cursor[i] & 0xff; |
| 427 | font_buf[i + 64] = (cursor[i + scp->font_size] & 0xff00) >> 8; |
| 428 | font_buf[i + 96] = cursor[i + scp->font_size] & 0xff; |
| 429 | } |
| 430 | |
| 431 | #if 1 |
| 432 | /* wait for vertical retrace to avoid jitter on some videocards */ |
| 433 | crtc_addr = scp->sc->adp->va_crtc_addr; |
| 434 | while (!(inb(crtc_addr + 6) & 0x08)) /* idle */ ; |
| 435 | #endif |
| 436 | c = scp->sc->mouse_char; |
| 437 | (*vidsw[scp->sc->adapter]->load_font)(scp->sc->adp, 0, 32, font_buf, |
| 438 | c, 4); |
| 439 | |
| 440 | sc_vtb_putc(&scp->scr, pos, c, sc_vtb_geta(&scp->scr, pos)); |
| 441 | /* FIXME: may be out of range! */ |
| 442 | sc_vtb_putc(&scp->scr, pos + scp->xsize, c + 2, |
| 443 | sc_vtb_geta(&scp->scr, pos + scp->xsize)); |
| 444 | if (x < (scp->xsize - 1)*8) { |
| 445 | sc_vtb_putc(&scp->scr, pos + 1, c + 1, |
| 446 | sc_vtb_geta(&scp->scr, pos + 1)); |
| 447 | sc_vtb_putc(&scp->scr, pos + scp->xsize + 1, c + 3, |
| 448 | sc_vtb_geta(&scp->scr, pos + scp->xsize + 1)); |
| 449 | } |
| 450 | } else |
| 451 | #endif /* SC_ALT_MOUSE_IMAGE */ |
| 452 | { |
| 453 | /* Red, magenta and brown are mapped to green to to keep it readable */ |
| 454 | static const int col_conv[16] = { |
| 455 | 6, 6, 6, 6, 2, 2, 2, 6, 14, 14, 14, 14, 10, 10, 10, 14 |
| 456 | }; |
| 457 | int pos; |
| 458 | int color; |
| 459 | int a; |
| 460 | |
| 461 | pos = (y/scp->font_size - scp->yoff)*scp->xsize + x/8 - scp->xoff; |
| 462 | a = sc_vtb_geta(&scp->scr, pos); |
| 463 | if (scp->sc->adp->va_flags & V_ADP_COLOR) |
| 464 | color = (col_conv[(a & 0xf000) >> 12] << 12) |
| 465 | | ((a & 0x0f00) | 0x0800); |
| 466 | else |
| 467 | color = ((a & 0xf000) >> 4) | ((a & 0x0f00) << 4); |
| 468 | sc_vtb_putc(&scp->scr, pos, sc_vtb_getc(&scp->scr, pos), color); |
| 469 | } |
| 470 | } |
| 471 | |
| 472 | static void |
| 473 | remove_txtmouse(scr_stat *scp, int x, int y) |
| 474 | { |
| 475 | } |
| 476 | |
| 477 | static void |
| 478 | vga_txtmouse(scr_stat *scp, int x, int y, int on) |
| 479 | { |
| 480 | if (on) |
| 481 | draw_txtmouse(scp, x, y); |
| 482 | else |
| 483 | remove_txtmouse(scp, x, y); |
| 484 | } |
| 485 | |
| 486 | #endif /* SC_NO_CUTPASTE */ |
| 487 | |
| 488 | #ifdef SC_PIXEL_MODE |
| 489 | |
| 490 | /* pixel (raster text) mode renderer */ |
| 491 | |
| 492 | static void |
| 493 | vga_rndrinit(scr_stat *scp) |
| 494 | { |
| 495 | if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_PLANAR) { |
| 496 | scp->rndr->clear = vga_pxlclear_planar; |
| 497 | scp->rndr->draw_border = vga_pxlborder_planar; |
| 498 | scp->rndr->draw = vga_vgadraw_planar; |
| 499 | scp->rndr->draw_cursor = vga_pxlcursor_planar; |
| 500 | scp->rndr->blink_cursor = vga_pxlblink_planar; |
| 501 | scp->rndr->draw_mouse = vga_pxlmouse_planar; |
| 502 | } else if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) { |
| 503 | scp->rndr->clear = vga_pxlclear_direct; |
| 504 | scp->rndr->draw_border = vga_pxlborder_direct; |
| 505 | scp->rndr->draw = vga_vgadraw_direct; |
| 506 | scp->rndr->draw_cursor = vga_pxlcursor_direct; |
| 507 | scp->rndr->blink_cursor = vga_pxlblink_direct; |
| 508 | scp->rndr->draw_mouse = vga_pxlmouse_direct; |
| 509 | } |
| 510 | } |
| 511 | |
| 512 | static void |
| 513 | vga_pxlclear_direct(scr_stat *scp, int c, int attr) |
| 514 | { |
| 515 | vm_offset_t p; |
| 516 | int line_width; |
| 517 | int pixel_size; |
| 518 | int lines; |
| 519 | int i; |
| 520 | |
| 521 | line_width = scp->sc->adp->va_line_width; |
| 522 | pixel_size = scp->sc->adp->va_info.vi_pixel_size; |
| 523 | lines = scp->ysize * scp->font_size; |
| 524 | p = scp->sc->adp->va_window + |
| 525 | line_width * scp->yoff * scp->font_size + |
| 526 | scp->xoff * 8 * pixel_size; |
| 527 | |
| 528 | for (i = 0; i < lines; ++i) { |
| 529 | bzero_io((void *)p, scp->xsize * 8 * pixel_size); |
| 530 | p += line_width; |
| 531 | } |
| 532 | } |
| 533 | |
| 534 | static void |
| 535 | vga_pxlclear_planar(scr_stat *scp, int c, int attr) |
| 536 | { |
| 537 | vm_offset_t p; |
| 538 | int line_width; |
| 539 | int lines; |
| 540 | int i; |
| 541 | |
| 542 | /* XXX: we are just filling the screen with the background color... */ |
| 543 | outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ |
| 544 | outw(GDCIDX, 0x0003); /* data rotate/function select */ |
| 545 | outw(GDCIDX, 0x0f01); /* set/reset enable */ |
| 546 | outw(GDCIDX, 0xff08); /* bit mask */ |
| 547 | outw(GDCIDX, ((attr & 0xf000) >> 4) | 0x00); /* set/reset */ |
| 548 | line_width = scp->sc->adp->va_line_width; |
| 549 | lines = scp->ysize*scp->font_size; |
| 550 | p = scp->sc->adp->va_window + line_width*scp->yoff*scp->font_size |
| 551 | + scp->xoff; |
| 552 | for (i = 0; i < lines; ++i) { |
| 553 | bzero_io((void *)p, scp->xsize); |
| 554 | p += line_width; |
| 555 | } |
| 556 | outw(GDCIDX, 0x0000); /* set/reset */ |
| 557 | outw(GDCIDX, 0x0001); /* set/reset enable */ |
| 558 | } |
| 559 | |
| 560 | static void |
| 561 | vga_pxlborder_direct(scr_stat *scp, int color) |
| 562 | { |
| 563 | vm_offset_t s; |
| 564 | vm_offset_t e; |
| 565 | vm_offset_t f; |
| 566 | int line_width; |
| 567 | int pixel_size; |
| 568 | int x; |
| 569 | int y; |
| 570 | int i; |
| 571 | |
| 572 | line_width = scp->sc->adp->va_line_width; |
| 573 | pixel_size = scp->sc->adp->va_info.vi_pixel_size; |
| 574 | |
| 575 | if (scp->yoff > 0) { |
| 576 | s = scp->sc->adp->va_window; |
| 577 | e = s + line_width * scp->yoff * scp->font_size; |
| 578 | |
| 579 | for (f = s; f < e; f += pixel_size) |
| 580 | vga_drawpxl(f, color); |
| 581 | } |
| 582 | |
| 583 | y = (scp->yoff + scp->ysize) * scp->font_size; |
| 584 | |
| 585 | if (scp->ypixel > y) { |
| 586 | s = scp->sc->adp->va_window + line_width * y; |
| 587 | e = s + line_width * (scp->ypixel - y); |
| 588 | |
| 589 | for (f = s; f < e; f += pixel_size) |
| 590 | vga_drawpxl(f, color); |
| 591 | } |
| 592 | |
| 593 | y = scp->yoff * scp->font_size; |
| 594 | x = scp->xpixel / 8 - scp->xoff - scp->xsize; |
| 595 | |
| 596 | for (i = 0; i < scp->ysize * scp->font_size; ++i) { |
| 597 | if (scp->xoff > 0) { |
| 598 | s = scp->sc->adp->va_window + line_width * (y + i); |
| 599 | e = s + scp->xoff * 8 * pixel_size; |
| 600 | |
| 601 | for (f = s; f < e; f += pixel_size) |
| 602 | vga_drawpxl(f, color); |
| 603 | } |
| 604 | |
| 605 | if (x > 0) { |
| 606 | s = scp->sc->adp->va_window + line_width * (y + i) + |
| 607 | scp->xoff * 8 * pixel_size + |
| 608 | scp->xsize * 8 * pixel_size; |
| 609 | e = s + x * 8 * pixel_size; |
| 610 | |
| 611 | for (f = s; f < e; f += pixel_size) |
| 612 | vga_drawpxl(f, color); |
| 613 | } |
| 614 | } |
| 615 | } |
| 616 | |
| 617 | static void |
| 618 | vga_pxlborder_planar(scr_stat *scp, int color) |
| 619 | { |
| 620 | vm_offset_t p; |
| 621 | int line_width; |
| 622 | int x; |
| 623 | int y; |
| 624 | int i; |
| 625 | |
| 626 | (*vidsw[scp->sc->adapter]->set_border)(scp->sc->adp, color); |
| 627 | |
| 628 | outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ |
| 629 | outw(GDCIDX, 0x0003); /* data rotate/function select */ |
| 630 | outw(GDCIDX, 0x0f01); /* set/reset enable */ |
| 631 | outw(GDCIDX, 0xff08); /* bit mask */ |
| 632 | outw(GDCIDX, (color << 8) | 0x00); /* set/reset */ |
| 633 | line_width = scp->sc->adp->va_line_width; |
| 634 | p = scp->sc->adp->va_window; |
| 635 | if (scp->yoff > 0) |
| 636 | bzero_io((void *)p, line_width*scp->yoff*scp->font_size); |
| 637 | y = (scp->yoff + scp->ysize)*scp->font_size; |
| 638 | if (scp->ypixel > y) |
| 639 | bzero_io((void *)(p + line_width*y), line_width*(scp->ypixel - y)); |
| 640 | y = scp->yoff*scp->font_size; |
| 641 | x = scp->xpixel/8 - scp->xoff - scp->xsize; |
| 642 | for (i = 0; i < scp->ysize*scp->font_size; ++i) { |
| 643 | if (scp->xoff > 0) |
| 644 | bzero_io((void *)(p + line_width*(y + i)), scp->xoff); |
| 645 | if (x > 0) |
| 646 | bzero_io((void *)(p + line_width*(y + i) |
| 647 | + scp->xoff + scp->xsize), x); |
| 648 | } |
| 649 | outw(GDCIDX, 0x0000); /* set/reset */ |
| 650 | outw(GDCIDX, 0x0001); /* set/reset enable */ |
| 651 | } |
| 652 | |
| 653 | static void |
| 654 | vga_egadraw(scr_stat *scp, int from, int count, int flip) |
| 655 | { |
| 656 | vm_offset_t d; |
| 657 | vm_offset_t e; |
| 658 | u_char *f; |
| 659 | u_short bg; |
| 660 | u_short col1, col2; |
| 661 | int line_width; |
| 662 | int i, j; |
| 663 | int a; |
| 664 | u_char c; |
| 665 | |
| 666 | line_width = scp->sc->adp->va_line_width; |
| 667 | |
| 668 | d = VIDEO_MEMORY_POS(scp, from, 1); |
| 669 | |
| 670 | outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ |
| 671 | outw(GDCIDX, 0x0003); /* data rotate/function select */ |
| 672 | outw(GDCIDX, 0x0f01); /* set/reset enable */ |
| 673 | bg = -1; |
| 674 | if (from + count > scp->xsize*scp->ysize) |
| 675 | count = scp->xsize*scp->ysize - from; |
| 676 | for (i = from; count-- > 0; ++i) { |
| 677 | a = sc_vtb_geta(&scp->vtb, i); |
| 678 | if (flip) { |
| 679 | col1 = ((a & 0x7000) >> 4) | (a & 0x0800); |
| 680 | col2 = ((a & 0x8000) >> 4) | (a & 0x0700); |
| 681 | } else { |
| 682 | col1 = (a & 0x0f00); |
| 683 | col2 = (a & 0xf000) >> 4; |
| 684 | } |
| 685 | /* set background color in EGA/VGA latch */ |
| 686 | if (bg != col2) { |
| 687 | bg = col2; |
| 688 | outw(GDCIDX, bg | 0x00); /* set/reset */ |
| 689 | outw(GDCIDX, 0xff08); /* bit mask */ |
| 690 | writeb(d, 0); |
| 691 | c = readb(d); /* set bg color in the latch */ |
| 692 | } |
| 693 | /* foreground color */ |
| 694 | outw(GDCIDX, col1 | 0x00); /* set/reset */ |
| 695 | e = d; |
| 696 | f = &(scp->font[sc_vtb_getc(&scp->vtb, i)*scp->font_size]); |
| 697 | for (j = 0; j < scp->font_size; ++j, ++f) { |
| 698 | outw(GDCIDX, (*f << 8) | 0x08); /* bit mask */ |
| 699 | writeb(e, 0); |
| 700 | e += line_width; |
| 701 | } |
| 702 | ++d; |
| 703 | if ((i % scp->xsize) == scp->xsize - 1) |
| 704 | d += scp->xoff*2 |
| 705 | + (scp->font_size - 1)*line_width; |
| 706 | } |
| 707 | outw(GDCIDX, 0x0000); /* set/reset */ |
| 708 | outw(GDCIDX, 0x0001); /* set/reset enable */ |
| 709 | outw(GDCIDX, 0xff08); /* bit mask */ |
| 710 | } |
| 711 | |
| 712 | static void |
| 713 | vga_vgadraw_direct(scr_stat *scp, int from, int count, int flip) |
| 714 | { |
| 715 | vm_offset_t d = 0; |
| 716 | vm_offset_t e; |
| 717 | u_char *f; |
| 718 | u_short col1, col2, color; |
| 719 | int line_width, pixel_size; |
| 720 | int i, j, k; |
| 721 | int a; |
| 722 | |
| 723 | line_width = scp->sc->adp->va_line_width; |
| 724 | pixel_size = scp->sc->adp->va_info.vi_pixel_size; |
| 725 | |
| 726 | d = VIDEO_MEMORY_POS(scp, from, 8 * pixel_size); |
| 727 | |
| 728 | if (from + count > scp->xsize * scp->ysize) |
| 729 | count = scp->xsize * scp->ysize - from; |
| 730 | |
| 731 | for (i = from; count-- > 0; ++i) { |
| 732 | a = sc_vtb_geta(&scp->vtb, i); |
| 733 | |
| 734 | if (flip) { |
| 735 | col1 = (((a & 0x7000) >> 4) | (a & 0x0800)) >> 8; |
| 736 | col2 = (((a & 0x8000) >> 4) | (a & 0x0700)) >> 8; |
| 737 | } else { |
| 738 | col1 = (a & 0x0f00) >> 8; |
| 739 | col2 = (a & 0xf000) >> 12; |
| 740 | } |
| 741 | |
| 742 | e = d; |
| 743 | f = &(scp->font[sc_vtb_getc(&scp->vtb, i) * scp->font_size]); |
| 744 | |
| 745 | for (j = 0; j < scp->font_size; ++j, ++f) { |
| 746 | for (k = 0; k < 8; ++k) { |
| 747 | color = *f & (1 << (7 - k)) ? col1 : col2; |
| 748 | vga_drawpxl(e + pixel_size * k, color); |
| 749 | } |
| 750 | |
| 751 | e += line_width; |
| 752 | } |
| 753 | |
| 754 | d += 8 * pixel_size; |
| 755 | |
| 756 | if ((i % scp->xsize) == scp->xsize - 1) |
| 757 | d += scp->xoff * 16 * pixel_size + |
| 758 | (scp->font_size - 1) * line_width; |
| 759 | } |
| 760 | } |
| 761 | |
| 762 | static void |
| 763 | vga_vgadraw_planar(scr_stat *scp, int from, int count, int flip) |
| 764 | { |
| 765 | vm_offset_t d; |
| 766 | vm_offset_t e; |
| 767 | u_char *f; |
| 768 | u_short bg; |
| 769 | u_short col1, col2; |
| 770 | int line_width; |
| 771 | int i, j; |
| 772 | int a; |
| 773 | u_char c; |
| 774 | |
| 775 | d = VIDEO_MEMORY_POS(scp, from, 1); |
| 776 | |
| 777 | line_width = scp->sc->adp->va_line_width; |
| 778 | |
| 779 | outw(GDCIDX, 0x0305); /* read mode 0, write mode 3 */ |
| 780 | outw(GDCIDX, 0x0003); /* data rotate/function select */ |
| 781 | outw(GDCIDX, 0x0f01); /* set/reset enable */ |
| 782 | outw(GDCIDX, 0xff08); /* bit mask */ |
| 783 | bg = -1; |
| 784 | if (from + count > scp->xsize*scp->ysize) |
| 785 | count = scp->xsize*scp->ysize - from; |
| 786 | for (i = from; count-- > 0; ++i) { |
| 787 | a = sc_vtb_geta(&scp->vtb, i); |
| 788 | if (flip) { |
| 789 | col1 = ((a & 0x7000) >> 4) | (a & 0x0800); |
| 790 | col2 = ((a & 0x8000) >> 4) | (a & 0x0700); |
| 791 | } else { |
| 792 | col1 = (a & 0x0f00); |
| 793 | col2 = (a & 0xf000) >> 4; |
| 794 | } |
| 795 | /* set background color in EGA/VGA latch */ |
| 796 | if (bg != col2) { |
| 797 | bg = col2; |
| 798 | outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ |
| 799 | outw(GDCIDX, bg | 0x00); /* set/reset */ |
| 800 | writeb(d, 0); |
| 801 | c = readb(d); /* set bg color in the latch */ |
| 802 | outw(GDCIDX, 0x0305); /* read mode 0, write mode 3 */ |
| 803 | } |
| 804 | /* foreground color */ |
| 805 | outw(GDCIDX, col1 | 0x00); /* set/reset */ |
| 806 | e = d; |
| 807 | f = &(scp->font[sc_vtb_getc(&scp->vtb, i)*scp->font_size]); |
| 808 | for (j = 0; j < scp->font_size; ++j, ++f) { |
| 809 | writeb(e, *f); |
| 810 | e += line_width; |
| 811 | } |
| 812 | ++d; |
| 813 | if ((i % scp->xsize) == scp->xsize - 1) |
| 814 | d += scp->xoff*2 |
| 815 | + (scp->font_size - 1)*line_width; |
| 816 | } |
| 817 | outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ |
| 818 | outw(GDCIDX, 0x0000); /* set/reset */ |
| 819 | outw(GDCIDX, 0x0001); /* set/reset enable */ |
| 820 | } |
| 821 | |
| 822 | static void |
| 823 | vga_pxlcursor_shape(scr_stat *scp, int base, int height, int blink) |
| 824 | { |
| 825 | if (base < 0 || base >= scp->font_size) |
| 826 | return; |
| 827 | /* the caller may set height <= 0 in order to disable the cursor */ |
| 828 | #if 0 |
| 829 | scp->cursor_base = base; |
| 830 | scp->cursor_height = height; |
| 831 | #endif |
| 832 | } |
| 833 | |
| 834 | static void |
| 835 | draw_pxlcursor_direct(scr_stat *scp, int at, int on, int flip) |
| 836 | { |
| 837 | vm_offset_t d = 0; |
| 838 | u_char *f; |
| 839 | int line_width, pixel_size; |
| 840 | int height; |
| 841 | int col1, col2, color; |
| 842 | int a; |
| 843 | int i, j; |
| 844 | |
| 845 | line_width = scp->sc->adp->va_line_width; |
| 846 | pixel_size = scp->sc->adp->va_info.vi_pixel_size; |
| 847 | |
| 848 | d = VIDEO_MEMORY_POS(scp, at, 8 * pixel_size) + |
| 849 | (scp->font_size - scp->cursor_base - 1) * line_width; |
| 850 | |
| 851 | a = sc_vtb_geta(&scp->vtb, at); |
| 852 | |
| 853 | if (flip) { |
| 854 | col1 = ((on) ? (a & 0x0f00) : ((a & 0xf000) >> 4)) >> 8; |
| 855 | col2 = ((on) ? ((a & 0xf000) >> 4) : (a & 0x0f00)) >> 8; |
| 856 | } else { |
| 857 | col1 = ((on) ? ((a & 0xf000) >> 4) : (a & 0x0f00)) >> 8; |
| 858 | col2 = ((on) ? (a & 0x0f00) : ((a & 0xf000) >> 4)) >> 8; |
| 859 | } |
| 860 | |
| 861 | f = &(scp->font[sc_vtb_getc(&scp->vtb, at) * scp->font_size + |
| 862 | scp->font_size - scp->cursor_base - 1]); |
| 863 | |
| 864 | height = imin(scp->cursor_height, scp->font_size); |
| 865 | |
| 866 | for (i = 0; i < height; ++i, --f) { |
| 867 | for (j = 0; j < 8; ++j) { |
| 868 | color = *f & (1 << (7 - j)) ? col1 : col2; |
| 869 | vga_drawpxl(d + pixel_size * j, color); |
| 870 | } |
| 871 | |
| 872 | d -= line_width; |
| 873 | } |
| 874 | } |
| 875 | |
| 876 | static void |
| 877 | draw_pxlcursor_planar(scr_stat *scp, int at, int on, int flip) |
| 878 | { |
| 879 | vm_offset_t d; |
| 880 | u_char *f; |
| 881 | int line_width; |
| 882 | int height; |
| 883 | int col; |
| 884 | int a; |
| 885 | int i; |
| 886 | u_char c; |
| 887 | |
| 888 | line_width = scp->sc->adp->va_line_width; |
| 889 | |
| 890 | d = VIDEO_MEMORY_POS(scp, at, 1) + |
| 891 | (scp->font_size - scp->cursor_base - 1) * line_width; |
| 892 | |
| 893 | outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ |
| 894 | outw(GDCIDX, 0x0003); /* data rotate/function select */ |
| 895 | outw(GDCIDX, 0x0f01); /* set/reset enable */ |
| 896 | /* set background color in EGA/VGA latch */ |
| 897 | a = sc_vtb_geta(&scp->vtb, at); |
| 898 | if (flip) |
| 899 | col = (on) ? ((a & 0xf000) >> 4) : (a & 0x0f00); |
| 900 | else |
| 901 | col = (on) ? (a & 0x0f00) : ((a & 0xf000) >> 4); |
| 902 | outw(GDCIDX, col | 0x00); /* set/reset */ |
| 903 | outw(GDCIDX, 0xff08); /* bit mask */ |
| 904 | writeb(d, 0); |
| 905 | c = readb(d); /* set bg color in the latch */ |
| 906 | /* foreground color */ |
| 907 | if (flip) |
| 908 | col = (on) ? (a & 0x0f00) : ((a & 0xf000) >> 4); |
| 909 | else |
| 910 | col = (on) ? ((a & 0xf000) >> 4) : (a & 0x0f00); |
| 911 | outw(GDCIDX, col | 0x00); /* set/reset */ |
| 912 | f = &(scp->font[sc_vtb_getc(&scp->vtb, at)*scp->font_size |
| 913 | + scp->font_size - scp->cursor_base - 1]); |
| 914 | height = imin(scp->cursor_height, scp->font_size); |
| 915 | for (i = 0; i < height; ++i, --f) { |
| 916 | outw(GDCIDX, (*f << 8) | 0x08); /* bit mask */ |
| 917 | writeb(d, 0); |
| 918 | d -= line_width; |
| 919 | } |
| 920 | outw(GDCIDX, 0x0000); /* set/reset */ |
| 921 | outw(GDCIDX, 0x0001); /* set/reset enable */ |
| 922 | outw(GDCIDX, 0xff08); /* bit mask */ |
| 923 | } |
| 924 | |
| 925 | static int pxlblinkrate = 0; |
| 926 | |
| 927 | static void |
| 928 | vga_pxlcursor_direct(scr_stat *scp, int at, int blink, int on, int flip) |
| 929 | { |
| 930 | if (scp->cursor_height <= 0) /* the text cursor is disabled */ |
| 931 | return; |
| 932 | |
| 933 | if (on) { |
| 934 | if (!blink) { |
| 935 | scp->status |= VR_CURSOR_ON; |
| 936 | draw_pxlcursor_direct(scp, at, on, flip); |
| 937 | } else if (++pxlblinkrate & 4) { |
| 938 | pxlblinkrate = 0; |
| 939 | scp->status ^= VR_CURSOR_ON; |
| 940 | draw_pxlcursor_direct(scp, at, |
| 941 | scp->status & VR_CURSOR_ON, |
| 942 | flip); |
| 943 | } |
| 944 | } else { |
| 945 | if (scp->status & VR_CURSOR_ON) |
| 946 | draw_pxlcursor_direct(scp, at, on, flip); |
| 947 | scp->status &= ~VR_CURSOR_ON; |
| 948 | } |
| 949 | if (blink) |
| 950 | scp->status |= VR_CURSOR_BLINK; |
| 951 | else |
| 952 | scp->status &= ~VR_CURSOR_BLINK; |
| 953 | } |
| 954 | |
| 955 | static void |
| 956 | vga_pxlcursor_planar(scr_stat *scp, int at, int blink, int on, int flip) |
| 957 | { |
| 958 | if (scp->cursor_height <= 0) /* the text cursor is disabled */ |
| 959 | return; |
| 960 | |
| 961 | if (on) { |
| 962 | if (!blink) { |
| 963 | scp->status |= VR_CURSOR_ON; |
| 964 | draw_pxlcursor_planar(scp, at, on, flip); |
| 965 | } else if (++pxlblinkrate & 4) { |
| 966 | pxlblinkrate = 0; |
| 967 | scp->status ^= VR_CURSOR_ON; |
| 968 | draw_pxlcursor_planar(scp, at, |
| 969 | scp->status & VR_CURSOR_ON, |
| 970 | flip); |
| 971 | } |
| 972 | } else { |
| 973 | if (scp->status & VR_CURSOR_ON) |
| 974 | draw_pxlcursor_planar(scp, at, on, flip); |
| 975 | scp->status &= ~VR_CURSOR_ON; |
| 976 | } |
| 977 | if (blink) |
| 978 | scp->status |= VR_CURSOR_BLINK; |
| 979 | else |
| 980 | scp->status &= ~VR_CURSOR_BLINK; |
| 981 | } |
| 982 | |
| 983 | static void |
| 984 | vga_pxlblink_direct(scr_stat *scp, int at, int flip) |
| 985 | { |
| 986 | if (!(scp->status & VR_CURSOR_BLINK)) |
| 987 | return; |
| 988 | if (!(++pxlblinkrate & 4)) |
| 989 | return; |
| 990 | pxlblinkrate = 0; |
| 991 | scp->status ^= VR_CURSOR_ON; |
| 992 | draw_pxlcursor_direct(scp, at, scp->status & VR_CURSOR_ON, flip); |
| 993 | } |
| 994 | |
| 995 | static void |
| 996 | vga_pxlblink_planar(scr_stat *scp, int at, int flip) |
| 997 | { |
| 998 | if (!(scp->status & VR_CURSOR_BLINK)) |
| 999 | return; |
| 1000 | if (!(++pxlblinkrate & 4)) |
| 1001 | return; |
| 1002 | pxlblinkrate = 0; |
| 1003 | scp->status ^= VR_CURSOR_ON; |
| 1004 | draw_pxlcursor_planar(scp, at, scp->status & VR_CURSOR_ON, flip); |
| 1005 | } |
| 1006 | |
| 1007 | #ifndef SC_NO_CUTPASTE |
| 1008 | |
| 1009 | static void |
| 1010 | draw_pxlmouse_planar(scr_stat *scp, int x, int y) |
| 1011 | { |
| 1012 | vm_offset_t p; |
| 1013 | int line_width; |
| 1014 | int xoff, yoff; |
| 1015 | int ymax; |
| 1016 | u_short m; |
| 1017 | int i, j; |
| 1018 | |
| 1019 | line_width = scp->sc->adp->va_line_width; |
| 1020 | xoff = (x - scp->xoff*8)%8; |
| 1021 | yoff = y - (y/line_width)*line_width; |
| 1022 | ymax = imin(y + 16, scp->font_size * (scp->yoff + scp->ysize)); |
| 1023 | |
| 1024 | outw(GDCIDX, 0x0805); /* read mode 1, write mode 0 */ |
| 1025 | outw(GDCIDX, 0x0001); /* set/reset enable */ |
| 1026 | outw(GDCIDX, 0x0002); /* color compare */ |
| 1027 | outw(GDCIDX, 0x0007); /* color don't care */ |
| 1028 | outw(GDCIDX, 0xff08); /* bit mask */ |
| 1029 | outw(GDCIDX, 0x0803); /* data rotate/function select (and) */ |
| 1030 | p = scp->sc->adp->va_window + line_width*y + x/8; |
| 1031 | if (x < 8 * (scp->xoff + scp->xsize) - 8) { |
| 1032 | for (i = y, j = 0; i < ymax; ++i, ++j) { |
| 1033 | m = ~(mouse_and_mask[j] >> xoff); |
| 1034 | #ifdef __i386__ |
| 1035 | *(u_char *)p &= m >> 8; |
| 1036 | *(u_char *)(p + 1) &= m; |
| 1037 | #endif |
| 1038 | p += line_width; |
| 1039 | } |
| 1040 | } else { |
| 1041 | xoff += 8; |
| 1042 | for (i = y, j = 0; i < ymax; ++i, ++j) { |
| 1043 | m = ~(mouse_and_mask[j] >> xoff); |
| 1044 | #ifdef __i386__ |
| 1045 | *(u_char *)p &= m; |
| 1046 | #endif |
| 1047 | p += line_width; |
| 1048 | } |
| 1049 | } |
| 1050 | outw(GDCIDX, 0x1003); /* data rotate/function select (or) */ |
| 1051 | p = scp->sc->adp->va_window + line_width*y + x/8; |
| 1052 | if (x < 8 * (scp->xoff + scp->xsize) - 8) { |
| 1053 | for (i = y, j = 0; i < ymax; ++i, ++j) { |
| 1054 | m = mouse_or_mask[j] >> xoff; |
| 1055 | #ifdef __i386__ |
| 1056 | *(u_char *)p &= m >> 8; |
| 1057 | *(u_char *)(p + 1) &= m; |
| 1058 | #endif |
| 1059 | p += line_width; |
| 1060 | } |
| 1061 | } else { |
| 1062 | for (i = y, j = 0; i < ymax; ++i, ++j) { |
| 1063 | m = mouse_or_mask[j] >> xoff; |
| 1064 | #ifdef __i386__ |
| 1065 | *(u_char *)p &= m; |
| 1066 | #endif |
| 1067 | p += line_width; |
| 1068 | } |
| 1069 | } |
| 1070 | outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ |
| 1071 | outw(GDCIDX, 0x0003); /* data rotate/function select */ |
| 1072 | } |
| 1073 | |
| 1074 | static void |
| 1075 | remove_pxlmouse_planar(scr_stat *scp, int x, int y) |
| 1076 | { |
| 1077 | int col, row; |
| 1078 | int pos; |
| 1079 | int i; |
| 1080 | |
| 1081 | /* erase the mouse cursor image */ |
| 1082 | col = x/8 - scp->xoff; |
| 1083 | row = y/scp->font_size - scp->yoff; |
| 1084 | pos = row*scp->xsize + col; |
| 1085 | i = (col < scp->xsize - 1) ? 2 : 1; |
| 1086 | (*scp->rndr->draw)(scp, pos, i, FALSE); |
| 1087 | if (row < scp->ysize - 1) |
| 1088 | (*scp->rndr->draw)(scp, pos + scp->xsize, i, FALSE); |
| 1089 | } |
| 1090 | |
| 1091 | static void |
| 1092 | vga_pxlmouse_direct(scr_stat *scp, int x, int y, int on) |
| 1093 | { |
| 1094 | vm_offset_t p; |
| 1095 | int line_width, pixel_size; |
| 1096 | int xend, yend; |
| 1097 | static int x_old = 0, xend_old = 0; |
| 1098 | static int y_old = 0, yend_old = 0; |
| 1099 | int i, j; |
| 1100 | uint32_t *u32; |
| 1101 | uint16_t *u16; |
| 1102 | int bpp; |
| 1103 | |
| 1104 | if (!on) |
| 1105 | return; |
| 1106 | |
| 1107 | bpp = scp->sc->adp->va_info.vi_depth; |
| 1108 | |
| 1109 | if ((bpp == 16) && (scp->sc->adp->va_info.vi_pixel_fsizes[1] == 5)) |
| 1110 | bpp = 15; |
| 1111 | |
| 1112 | line_width = scp->sc->adp->va_line_width; |
| 1113 | pixel_size = scp->sc->adp->va_info.vi_pixel_size; |
| 1114 | |
| 1115 | xend = imin(x + 16, scp->xpixel); |
| 1116 | yend = imin(y + 16, scp->ypixel); |
| 1117 | |
| 1118 | p = scp->sc->adp->va_window + y_old * line_width + x_old * pixel_size; |
| 1119 | |
| 1120 | for (i = 0; i < (yend_old - y_old); i++) { |
| 1121 | for (j = (xend_old - x_old - 1); j >= 0; j--) { |
| 1122 | switch (bpp) { |
| 1123 | case 32: |
| 1124 | u32 = (uint32_t*)(p + j * pixel_size); |
| 1125 | writel(u32, mouse_buf32[i * 16 + j]); |
| 1126 | break; |
| 1127 | case 16: |
| 1128 | /* FALLTHROUGH */ |
| 1129 | case 15: |
| 1130 | u16 = (uint16_t*)(p + j * pixel_size); |
| 1131 | writew(u16, mouse_buf16[i * 16 + j]); |
| 1132 | break; |
| 1133 | } |
| 1134 | } |
| 1135 | |
| 1136 | p += line_width; |
| 1137 | } |
| 1138 | |
| 1139 | p = scp->sc->adp->va_window + y * line_width + x * pixel_size; |
| 1140 | |
| 1141 | for (i = 0; i < (yend - y); i++) { |
| 1142 | for (j = (xend - x - 1); j >= 0; j--) { |
| 1143 | switch (bpp) { |
| 1144 | case 32: |
| 1145 | u32 = (uint32_t*)(p + j * pixel_size); |
| 1146 | mouse_buf32[i * 16 + j] = *u32; |
| 1147 | if (mouse_or_mask[i] & (1 << (15 - j))) |
| 1148 | writel(u32, vga_palette32[15]); |
| 1149 | else if (mouse_and_mask[i] & (1 << (15 - j))) |
| 1150 | writel(u32, 0); |
| 1151 | break; |
| 1152 | case 16: |
| 1153 | u16 = (uint16_t*)(p + j * pixel_size); |
| 1154 | mouse_buf16[i * 16 + j] = *u16; |
| 1155 | if (mouse_or_mask[i] & (1 << (15 - j))) |
| 1156 | writew(u16, vga_palette16[15]); |
| 1157 | else if (mouse_and_mask[i] & (1 << (15 - j))) |
| 1158 | writew(u16, 0); |
| 1159 | break; |
| 1160 | case 15: |
| 1161 | u16 = (uint16_t*)(p + j * pixel_size); |
| 1162 | mouse_buf16[i * 16 + j] = *u16; |
| 1163 | if (mouse_or_mask[i] & (1 << (15 - j))) |
| 1164 | writew(u16, vga_palette15[15]); |
| 1165 | else if (mouse_and_mask[i] & (1 << (15 - j))) |
| 1166 | writew(u16, 0); |
| 1167 | break; |
| 1168 | } |
| 1169 | } |
| 1170 | |
| 1171 | p += line_width; |
| 1172 | } |
| 1173 | |
| 1174 | x_old = x; |
| 1175 | y_old = y; |
| 1176 | xend_old = xend; |
| 1177 | yend_old = yend; |
| 1178 | } |
| 1179 | |
| 1180 | static void |
| 1181 | vga_pxlmouse_planar(scr_stat *scp, int x, int y, int on) |
| 1182 | { |
| 1183 | if (on) |
| 1184 | draw_pxlmouse_planar(scp, x, y); |
| 1185 | else |
| 1186 | remove_pxlmouse_planar(scp, x, y); |
| 1187 | } |
| 1188 | |
| 1189 | #endif /* SC_NO_CUTPASTE */ |
| 1190 | #endif /* SC_PIXEL_MODE */ |
| 1191 | |
| 1192 | #ifndef SC_NO_MODE_CHANGE |
| 1193 | |
| 1194 | /* graphics mode renderer */ |
| 1195 | |
| 1196 | static void |
| 1197 | vga_grborder(scr_stat *scp, int color) |
| 1198 | { |
| 1199 | (*vidsw[scp->sc->adapter]->set_border)(scp->sc->adp, color); |
| 1200 | } |
| 1201 | |
| 1202 | #endif |