2 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
5 * This code is derived from software contributed to The DragonFly Project
6 * by Sascha Wildner <saw@online.de>
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
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.
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.
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
34 #include "opt_syscons.h"
37 #include <sys/param.h>
38 #include <sys/systm.h>
39 #include <sys/kernel.h>
40 #include <sys/module.h>
42 #include <sys/consio.h>
43 #include <sys/sysctl.h>
45 #include <machine/bus.h>
47 #include <dev/fb/fbreg.h>
48 #include <dev/fb/vgareg.h>
49 #include <dev/syscons/syscons.h>
51 #include <isa/isareg.h>
53 #ifndef SC_RENDER_DEBUG
54 #define SC_RENDER_DEBUG 0
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;
66 #define vga_txtmouse (vr_draw_mouse_t *)vga_nop
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;
86 #define vga_pxlmouse_direct (vr_draw_mouse_t *)vga_nop
87 #define vga_pxlmouse_planar (vr_draw_mouse_t *)vga_nop
89 #endif /* SC_PIXEL_MODE */
91 #ifndef SC_NO_MODE_CHANGE
92 static vr_draw_border_t vga_grborder;
95 static void vga_nop(scr_stat *scp);
97 static sc_rndr_sw_t txtrndrsw = {
105 (vr_set_mouse_t *)vga_nop,
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);
114 static sc_rndr_sw_t vgarndrsw = {
116 (vr_clear_t *)vga_nop,
117 (vr_draw_border_t *)vga_nop,
118 (vr_draw_t *)vga_nop,
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,
125 RENDERER(ega, PIXEL_MODE, vgarndrsw, vga_set);
126 RENDERER(vga, PIXEL_MODE, vgarndrsw, vga_set);
127 #endif /* SC_PIXEL_MODE */
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,
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,
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 */
146 RENDERER_MODULE(vga, vga_set);
148 #ifndef SC_NO_CUTPASTE
149 #if !defined(SC_ALT_MOUSE_IMAGE) || defined(SC_PIXEL_MODE)
151 u_short md_border[16];
152 u_short md_interior[16];
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",
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",
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",
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",
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",
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",
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",
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",
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",
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",
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",
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",
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",
264 static const struct mousedata * const mouselarge[] = {
275 static const struct mousedata * const mousesmall[] = {
288 #define GET_PIXEL(scp, pos, x, w) \
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); \
297 #define DRAW_PIXEL(scp, pos, color) do { \
298 switch ((scp)->sc->adp->va_info.vi_depth) { \
300 writel((pos), vga_palette32[color]); \
303 if (((pos) & 1) == 0) { \
304 writew((pos), vga_palette32[color]); \
305 writeb((pos) + 2, vga_palette32[color] >> 16); \
307 writeb((pos), vga_palette32[color]); \
308 writew((pos) + 1, vga_palette32[color] >> 8); \
312 if ((scp)->sc->adp->va_info.vi_pixel_fsizes[1] == 5) \
313 writew((pos), vga_palette15[color]); \
315 writew((pos), vga_palette16[color]); \
318 writew((pos), vga_palette15[color]); \
321 writeb((pos), (uint8_t)(color)); \
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
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
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
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");
348 vga_flipattr(u_short a, int blink)
351 a = (a & 0x8800) | ((a & 0x7000) >> 4) |
354 a = ((a & 0xf000) >> 4) | ((a & 0x0f00) << 4);
359 vga_cursorattr_adj(scr_stat *scp, u_short a, int blink)
362 u_short bg, bgmask, fg, newbg;
365 * The cursor attribute is usually that of the underlying char
366 * with only the bg changed, to the first preferred color that
367 * differs from both the fg and bg. If there is no such color,
370 bgmask = blink ? 0x7000 : 0xf000;
373 for (i = 0; i < nitems(scp->curs_attr.bg); i++) {
374 newbg = (scp->curs_attr.bg[i] << 12) & bgmask;
375 if (newbg != bg && newbg != (fg << 4))
378 if (i == nitems(scp->curs_attr.bg))
379 return (vga_flipattr(a, blink));
380 return (fg | newbg | (blink ? a & 0x8000 : 0));
384 vga_setmdp(scr_stat *scp)
386 #if !defined(SC_NO_CUTPASTE) && \
387 (!defined(SC_ALT_MOUSE_IMAGE) || defined(SC_PIXEL_MODE))
388 const struct mousedata *mdp;
389 const struct mousedata * const *mdpp;
390 int aspect, best_i, best_v, i, n, v, wb, wi, xpixel, ypixel;
392 xpixel = scp->xpixel;
393 ypixel = scp->ypixel;
394 if (scp->sc->adp->va_flags & V_ADP_CWIDTH9)
395 xpixel = xpixel * 9 / 8;
397 /* If 16:9 +-1%, assume square pixels, else scale to 4:3 or full. */
398 aspect = xpixel * 900 / ypixel / 16;
399 if (aspect < 99 || aspect > 100)
400 aspect = xpixel * 300 / ypixel / 4 * vga_aspect_scale / 100;
403 * Use 10x16 cursors except even with 8x8 fonts except in ~200-
404 * line modes where pixels are very large and in text mode where
405 * even 13 pixels high is really 4 too many. Clipping a 16-high
406 * cursor at 9-high gives a variable tail which looks better than
407 * a smaller cursor with a constant tail.
409 * XXX: the IS*SC() macros don't work when this is called at the
410 * end of a mode switch since UNKNOWN_SC is still set.
412 if (scp->font_size <= 8 &&
413 (ypixel < 300 || !(scp->status & PIXEL_MODE))) {
414 mdpp = &mousesmall[0];
415 n = nitems(mousesmall);
417 mdpp = &mouselarge[0];
418 n = nitems(mouselarge);
420 if (scp->status & PIXEL_MODE) {
429 for (i = 0; i < n; i++) {
430 v = (wb * abs(mdpp[i]->md_baspect - aspect) +
431 wi * abs(mdpp[i]->md_iaspect - aspect)) / aspect;
438 scp->mouse_data = mdp;
439 #endif /* !SC_NO_CUTPASTE && (!SC_ALT_MOUSE_IMAGE || SC_PIXEL_MODE) */
443 vga_nop(scr_stat *scp)
447 /* text mode renderer */
450 vga_txtclear(scr_stat *scp, int c, int attr)
452 sc_vtb_clear(&scp->scr, c, attr);
456 vga_txtborder(scr_stat *scp, int color)
458 vidd_set_border(scp->sc->adp, color);
462 vga_txtdraw(scr_stat *scp, int from, int count, int flip)
468 if (from + count > scp->xsize*scp->ysize)
469 count = scp->xsize*scp->ysize - from;
472 for (p = sc_vtb_pointer(&scp->scr, from); count-- > 0; ++from) {
473 c = sc_vtb_getc(&scp->vtb, from);
474 a = sc_vtb_geta(&scp->vtb, from);
475 a = vga_flipattr(a, TRUE);
476 p = sc_vtb_putchar(&scp->scr, p, c, a);
479 sc_vtb_copy(&scp->vtb, from, &scp->scr, from, count);
484 vga_txtcursor_shape(scr_stat *scp, int base, int height, int blink)
487 if (base < 0 || base >= scp->font_size)
489 /* the caller may set height <= 0 in order to disable the cursor */
490 vidd_set_hw_cursor_shape(scp->sc->adp, base, height,
491 scp->font_size, blink);
495 draw_txtcharcursor(scr_stat *scp, int at, u_short c, u_short a, int flip)
501 #ifndef SC_NO_FONT_LOADING
502 if (scp->curs_attr.flags & CONS_CHAR_CURSOR) {
507 if (scp->font_size < 14) {
510 } else if (scp->font_size >= 16) {
517 if (scp->curs_attr.base >= h)
520 a = vga_flipattr(a, TRUE);
522 * This clause handles partial-block cursors in text mode.
523 * We want to change the attribute only under the partial
524 * block, but in text mode we can only change full blocks.
525 * Use reverse video instead.
527 bcopy(font + c*h, font + sc->cursor_char*h, h);
528 font = font + sc->cursor_char*h;
529 for (i = imax(h - scp->curs_attr.base - scp->curs_attr.height, 0);
530 i < h - scp->curs_attr.base; ++i) {
534 vidd_load_font(sc->adp, 0, h, 8, font, sc->cursor_char, 1);
535 sc_vtb_putc(&scp->scr, at, sc->cursor_char, a);
537 #endif /* SC_NO_FONT_LOADING */
540 a = vga_flipattr(a, TRUE);
541 a = vga_cursorattr_adj(scp, a, TRUE);
542 sc_vtb_putc(&scp->scr, at, c, a);
547 vga_txtcursor(scr_stat *scp, int at, int blink, int on, int flip)
549 video_adapter_t *adp;
552 if (scp->curs_attr.height <= 0) /* the text cursor is disabled */
557 scp->status |= VR_CURSOR_BLINK;
559 scp->status |= VR_CURSOR_ON;
560 vidd_set_hw_cursor(adp, at%scp->xsize,
563 if (scp->status & VR_CURSOR_ON)
564 vidd_set_hw_cursor(adp, -1, -1);
565 scp->status &= ~VR_CURSOR_ON;
568 scp->status &= ~VR_CURSOR_BLINK;
570 scp->status |= VR_CURSOR_ON;
571 draw_txtcharcursor(scp, at,
572 sc_vtb_getc(&scp->vtb, at),
573 sc_vtb_geta(&scp->vtb, at),
576 cursor_attr = sc_vtb_geta(&scp->vtb, at);
578 cursor_attr = vga_flipattr(cursor_attr, TRUE);
579 if (scp->status & VR_CURSOR_ON)
580 sc_vtb_putc(&scp->scr, at,
581 sc_vtb_getc(&scp->vtb, at),
583 scp->status &= ~VR_CURSOR_ON;
589 vga_txtblink(scr_stat *scp, int at, int flip)
593 int sc_txtmouse_no_retrace_wait;
595 #ifndef SC_NO_CUTPASTE
598 draw_txtmouse(scr_stat *scp, int x, int y)
600 #ifndef SC_ALT_MOUSE_IMAGE
601 if (ISMOUSEAVAIL(scp->sc->adp->va_flags)) {
602 const struct mousedata *mdp;
603 uint32_t border, interior;
604 u_char font_buf[128];
608 int xoffset, yoffset;
612 mdp = scp->mouse_data;
614 /* prepare mousepointer char's bitmaps */
615 pos = (y/scp->font_size - scp->yoff)*scp->xsize + x/8 - scp->xoff;
616 bcopy(scp->font + sc_vtb_getc(&scp->scr, pos)*scp->font_size,
617 &font_buf[0], scp->font_size);
618 bcopy(scp->font + sc_vtb_getc(&scp->scr, pos + 1)*scp->font_size,
619 &font_buf[32], scp->font_size);
621 + sc_vtb_getc(&scp->scr, pos + scp->xsize)*scp->font_size,
622 &font_buf[64], scp->font_size);
624 + sc_vtb_getc(&scp->scr, pos + scp->xsize + 1)*scp->font_size,
625 &font_buf[96], scp->font_size);
626 for (i = 0; i < scp->font_size; ++i) {
627 cursor[i] = font_buf[i]<<8 | font_buf[i+32];
628 cursor[i + scp->font_size] = font_buf[i+64]<<8 | font_buf[i+96];
631 /* now and-or in the mousepointer image */
633 yoffset = y%scp->font_size;
634 for (i = 0; i < 16; ++i) {
635 border = mdp->md_border[i] << 8; /* avoid right shifting out */
636 interior = mdp->md_interior[i] << 8;
637 border >>= xoffset; /* normalize */
638 interior >>= xoffset;
639 if (scp->sc->adp->va_flags & V_ADP_CWIDTH9) {
640 /* skip gaps between characters */
641 border = (border & 0xff0000) |
642 (border & 0x007f80) << 1 |
643 (border & 0x00003f) << 2;
644 interior = (interior & 0xff0000) |
645 (interior & 0x007f80) << 1 |
646 (interior & 0x00003f) << 2;
648 border >>= 8; /* back to normal position */
650 cursor[i + yoffset] = (cursor[i + yoffset] & ~border) |
653 for (i = 0; i < scp->font_size; ++i) {
654 font_buf[i] = (cursor[i] & 0xff00) >> 8;
655 font_buf[i + 32] = cursor[i] & 0xff;
656 font_buf[i + 64] = (cursor[i + scp->font_size] & 0xff00) >> 8;
657 font_buf[i + 96] = cursor[i + scp->font_size] & 0xff;
661 /* wait for vertical retrace to avoid jitter on some videocards */
662 crtc_addr = scp->sc->adp->va_crtc_addr;
663 while (!sc_txtmouse_no_retrace_wait &&
664 !(inb(crtc_addr + 6) & 0x08))
667 c = scp->sc->mouse_char;
668 vidd_load_font(scp->sc->adp, 0, 32, 8, font_buf, c, 4);
670 sc_vtb_putc(&scp->scr, pos, c, sc_vtb_geta(&scp->scr, pos));
671 /* FIXME: may be out of range! */
672 sc_vtb_putc(&scp->scr, pos + scp->xsize, c + 2,
673 sc_vtb_geta(&scp->scr, pos + scp->xsize));
674 if (x < (scp->xsize - 1)*8) {
675 sc_vtb_putc(&scp->scr, pos + 1, c + 1,
676 sc_vtb_geta(&scp->scr, pos + 1));
677 sc_vtb_putc(&scp->scr, pos + scp->xsize + 1, c + 3,
678 sc_vtb_geta(&scp->scr, pos + scp->xsize + 1));
681 #endif /* SC_ALT_MOUSE_IMAGE */
683 /* Red, magenta and brown are mapped to green to to keep it readable */
684 static const int col_conv[16] = {
685 6, 6, 6, 6, 2, 2, 2, 6, 14, 14, 14, 14, 10, 10, 10, 14
691 pos = (y/scp->font_size - scp->yoff)*scp->xsize + x/8 - scp->xoff;
692 a = sc_vtb_geta(&scp->scr, pos);
693 if (scp->sc->adp->va_flags & V_ADP_COLOR)
694 color = (col_conv[(a & 0xf000) >> 12] << 12)
695 | ((a & 0x0f00) | 0x0800);
697 color = ((a & 0xf000) >> 4) | ((a & 0x0f00) << 4);
698 sc_vtb_putc(&scp->scr, pos, sc_vtb_getc(&scp->scr, pos), color);
703 remove_txtmouse(scr_stat *scp, int x, int y)
708 vga_txtmouse(scr_stat *scp, int x, int y, int on)
711 draw_txtmouse(scp, x, y);
713 remove_txtmouse(scp, x, y);
716 #endif /* SC_NO_CUTPASTE */
720 /* pixel (raster text) mode renderer */
723 vga_rndrinit(scr_stat *scp)
725 if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_PLANAR) {
726 scp->rndr->clear = vga_pxlclear_planar;
727 scp->rndr->draw_border = vga_pxlborder_planar;
728 scp->rndr->draw = vga_vgadraw_planar;
729 scp->rndr->draw_cursor = vga_pxlcursor_planar;
730 scp->rndr->blink_cursor = vga_pxlblink_planar;
731 scp->rndr->draw_mouse = vga_pxlmouse_planar;
733 if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT ||
734 scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_PACKED) {
735 scp->rndr->clear = vga_pxlclear_direct;
736 scp->rndr->draw_border = vga_pxlborder_direct;
737 scp->rndr->draw = vga_vgadraw_direct;
738 scp->rndr->draw_cursor = vga_pxlcursor_direct;
739 scp->rndr->blink_cursor = vga_pxlblink_direct;
740 scp->rndr->draw_mouse = vga_pxlmouse_direct;
745 vga_pxlclear_direct(scr_stat *scp, int c, int attr)
753 line_width = scp->sc->adp->va_line_width;
754 pixel_size = scp->sc->adp->va_info.vi_pixel_size;
755 lines = scp->ysize * scp->font_size;
756 p = scp->sc->adp->va_window +
757 line_width * scp->yoff * scp->font_size +
758 scp->xoff * 8 * pixel_size;
760 for (i = 0; i < lines; ++i) {
761 bzero_io((void *)p, scp->xsize * 8 * pixel_size);
767 vga_pxlclear_planar(scr_stat *scp, int c, int attr)
774 /* XXX: we are just filling the screen with the background color... */
775 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */
776 outw(GDCIDX, 0x0003); /* data rotate/function select */
777 outw(GDCIDX, 0x0f01); /* set/reset enable */
778 outw(GDCIDX, 0xff08); /* bit mask */
779 outw(GDCIDX, ((attr & 0xf000) >> 4) | 0x00); /* set/reset */
780 line_width = scp->sc->adp->va_line_width;
781 lines = scp->ysize*scp->font_size;
782 p = scp->sc->adp->va_window + line_width*scp->yoff*scp->font_size
784 for (i = 0; i < lines; ++i) {
785 bzero_io((void *)p, scp->xsize);
788 outw(GDCIDX, 0x0000); /* set/reset */
789 outw(GDCIDX, 0x0001); /* set/reset enable */
793 vga_pxlborder_direct(scr_stat *scp, int color)
804 line_width = scp->sc->adp->va_line_width;
805 pixel_size = scp->sc->adp->va_info.vi_pixel_size;
808 s = scp->sc->adp->va_window;
809 e = s + line_width * scp->yoff * scp->font_size;
811 for (f = s; f < e; f += pixel_size)
812 DRAW_PIXEL(scp, f, color);
815 y = (scp->yoff + scp->ysize) * scp->font_size;
817 if (scp->ypixel > y) {
818 s = scp->sc->adp->va_window + line_width * y;
819 e = s + line_width * (scp->ypixel - y);
821 for (f = s; f < e; f += pixel_size)
822 DRAW_PIXEL(scp, f, color);
825 y = scp->yoff * scp->font_size;
826 x = scp->xpixel / 8 - scp->xoff - scp->xsize;
828 for (i = 0; i < scp->ysize * scp->font_size; ++i) {
830 s = scp->sc->adp->va_window + line_width * (y + i);
831 e = s + scp->xoff * 8 * pixel_size;
833 for (f = s; f < e; f += pixel_size)
834 DRAW_PIXEL(scp, f, color);
838 s = scp->sc->adp->va_window + line_width * (y + i) +
839 scp->xoff * 8 * pixel_size +
840 scp->xsize * 8 * pixel_size;
841 e = s + x * 8 * pixel_size;
843 for (f = s; f < e; f += pixel_size)
844 DRAW_PIXEL(scp, f, color);
850 vga_pxlborder_planar(scr_stat *scp, int color)
858 vidd_set_border(scp->sc->adp, color);
860 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */
861 outw(GDCIDX, 0x0003); /* data rotate/function select */
862 outw(GDCIDX, 0x0f01); /* set/reset enable */
863 outw(GDCIDX, 0xff08); /* bit mask */
864 outw(GDCIDX, (color << 8) | 0x00); /* set/reset */
865 line_width = scp->sc->adp->va_line_width;
866 p = scp->sc->adp->va_window;
868 bzero_io((void *)p, line_width*scp->yoff*scp->font_size);
869 y = (scp->yoff + scp->ysize)*scp->font_size;
871 bzero_io((void *)(p + line_width*y), line_width*(scp->ypixel - y));
872 y = scp->yoff*scp->font_size;
873 x = scp->xpixel/8 - scp->xoff - scp->xsize;
874 for (i = 0; i < scp->ysize*scp->font_size; ++i) {
876 bzero_io((void *)(p + line_width*(y + i)), scp->xoff);
878 bzero_io((void *)(p + line_width*(y + i)
879 + scp->xoff + scp->xsize), x);
881 outw(GDCIDX, 0x0000); /* set/reset */
882 outw(GDCIDX, 0x0001); /* set/reset enable */
886 vga_vgadraw_direct(scr_stat *scp, int from, int count, int flip)
891 u_short col1, col2, color;
892 int line_width, pixel_size;
896 line_width = scp->sc->adp->va_line_width;
897 pixel_size = scp->sc->adp->va_info.vi_pixel_size;
899 d = GET_PIXEL(scp, from, 8 * pixel_size, line_width);
901 if (from + count > scp->xsize * scp->ysize)
902 count = scp->xsize * scp->ysize - from;
904 for (i = from; count-- > 0; ++i) {
905 a = sc_vtb_geta(&scp->vtb, i);
908 a = vga_flipattr(a, FALSE);
909 col1 = (a & 0x0f00) >> 8;
910 col2 = (a & 0xf000) >> 12;
913 f = &(scp->font[sc_vtb_getc(&scp->vtb, i) * scp->font_size]);
915 for (j = 0; j < scp->font_size; ++j, ++f) {
916 for (k = 0; k < 8; ++k) {
917 color = *f & (1 << (7 - k)) ? col1 : col2;
918 DRAW_PIXEL(scp, e + pixel_size * k, color);
926 if ((i % scp->xsize) == scp->xsize - 1)
927 d += scp->font_size * line_width -
928 scp->xsize * 8 * pixel_size;
933 vga_vgadraw_planar(scr_stat *scp, int from, int count, int flip)
945 line_width = scp->sc->adp->va_line_width;
947 d = GET_PIXEL(scp, from, 1, line_width);
949 if (scp->sc->adp->va_type == KD_VGA) {
950 outw(GDCIDX, 0x0305); /* read mode 0, write mode 3 */
951 outw(GDCIDX, 0xff08); /* bit mask */
953 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */
954 outw(GDCIDX, 0x0003); /* data rotate/function select */
955 outw(GDCIDX, 0x0f01); /* set/reset enable */
957 if (from + count > scp->xsize*scp->ysize)
958 count = scp->xsize*scp->ysize - from;
959 for (i = from; count-- > 0; ++i) {
960 a = sc_vtb_geta(&scp->vtb, i);
962 a = vga_flipattr(a, FALSE);
964 col2 = (a & 0xf000) >> 4;
965 /* set background color in EGA/VGA latch */
969 outw(GDCIDX, bg | 0x00); /* set/reset */
970 if (scp->sc->adp->va_type != KD_VGA)
971 outw(GDCIDX, 0xff08); /* bit mask */
973 c = readb(d); /* set bg color in the latch */
975 /* foreground color */
978 outw(GDCIDX, col1 | 0x00); /* set/reset */
981 f = &(scp->font[sc_vtb_getc(&scp->vtb, i)*scp->font_size]);
982 for (j = 0; j < scp->font_size; ++j, ++f) {
983 if (scp->sc->adp->va_type == KD_VGA)
986 outw(GDCIDX, (*f << 8) | 0x08); /* bit mask */
992 if ((i % scp->xsize) == scp->xsize - 1)
993 d += scp->font_size * line_width - scp->xsize;
995 if (scp->sc->adp->va_type == KD_VGA)
996 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */
998 outw(GDCIDX, 0xff08); /* bit mask */
999 outw(GDCIDX, 0x0000); /* set/reset */
1000 outw(GDCIDX, 0x0001); /* set/reset enable */
1004 vga_pxlcursor_shape(scr_stat *scp, int base, int height, int blink)
1010 draw_pxlcursor_direct(scr_stat *scp, int at, int on, int flip)
1014 int line_width, pixel_size;
1016 int col1, col2, color;
1020 line_width = scp->sc->adp->va_line_width;
1021 pixel_size = scp->sc->adp->va_info.vi_pixel_size;
1023 d = GET_PIXEL(scp, at, 8 * pixel_size, line_width) +
1024 (scp->font_size - scp->curs_attr.base - 1) * line_width;
1026 a = sc_vtb_geta(&scp->vtb, at);
1029 a = vga_flipattr(a, FALSE);
1031 a = vga_cursorattr_adj(scp, a, FALSE);
1032 col1 = (a & 0x0f00) >> 8;
1035 f = &(scp->font[sc_vtb_getc(&scp->vtb, at) * scp->font_size +
1036 scp->font_size - scp->curs_attr.base - 1]);
1038 height = imin(scp->curs_attr.height, scp->font_size);
1040 for (i = 0; i < height; ++i, --f) {
1041 for (j = 0; j < 8; ++j) {
1042 color = *f & (1 << (7 - j)) ? col1 : col2;
1043 DRAW_PIXEL(scp, d + pixel_size * j, color);
1051 draw_pxlcursor_planar(scr_stat *scp, int at, int on, int flip)
1062 line_width = scp->sc->adp->va_line_width;
1064 d = GET_PIXEL(scp, at, 1, line_width) +
1065 (scp->font_size - scp->curs_attr.base - 1) * line_width;
1067 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */
1068 outw(GDCIDX, 0x0003); /* data rotate/function select */
1069 outw(GDCIDX, 0x0f01); /* set/reset enable */
1070 /* set background color in EGA/VGA latch */
1071 a = sc_vtb_geta(&scp->vtb, at);
1073 a = vga_flipattr(a, FALSE);
1075 a = vga_cursorattr_adj(scp, a, FALSE);
1076 col = (a & 0xf000) >> 4;
1077 outw(GDCIDX, col | 0x00); /* set/reset */
1078 outw(GDCIDX, 0xff08); /* bit mask */
1080 c = readb(d); /* set bg color in the latch */
1081 /* foreground color */
1083 outw(GDCIDX, col | 0x00); /* set/reset */
1084 f = &(scp->font[sc_vtb_getc(&scp->vtb, at)*scp->font_size
1085 + scp->font_size - scp->curs_attr.base - 1]);
1086 height = imin(scp->curs_attr.height, scp->font_size);
1087 for (i = 0; i < height; ++i, --f) {
1088 outw(GDCIDX, (*f << 8) | 0x08); /* bit mask */
1092 outw(GDCIDX, 0x0000); /* set/reset */
1093 outw(GDCIDX, 0x0001); /* set/reset enable */
1094 outw(GDCIDX, 0xff08); /* bit mask */
1097 static int pxlblinkrate = 0;
1100 vga_pxlcursor_direct(scr_stat *scp, int at, int blink, int on, int flip)
1102 if (scp->curs_attr.height <= 0) /* the text cursor is disabled */
1107 scp->status |= VR_CURSOR_ON;
1108 draw_pxlcursor_direct(scp, at, on, flip);
1109 } else if (++pxlblinkrate & 4) {
1111 scp->status ^= VR_CURSOR_ON;
1112 draw_pxlcursor_direct(scp, at,
1113 scp->status & VR_CURSOR_ON,
1117 if (scp->status & VR_CURSOR_ON)
1118 draw_pxlcursor_direct(scp, at, on, flip);
1119 scp->status &= ~VR_CURSOR_ON;
1122 scp->status |= VR_CURSOR_BLINK;
1124 scp->status &= ~VR_CURSOR_BLINK;
1128 vga_pxlcursor_planar(scr_stat *scp, int at, int blink, int on, int flip)
1130 if (scp->curs_attr.height <= 0) /* the text cursor is disabled */
1135 scp->status |= VR_CURSOR_ON;
1136 draw_pxlcursor_planar(scp, at, on, flip);
1137 } else if (++pxlblinkrate & 4) {
1139 scp->status ^= VR_CURSOR_ON;
1140 draw_pxlcursor_planar(scp, at,
1141 scp->status & VR_CURSOR_ON,
1145 if (scp->status & VR_CURSOR_ON)
1146 draw_pxlcursor_planar(scp, at, on, flip);
1147 scp->status &= ~VR_CURSOR_ON;
1150 scp->status |= VR_CURSOR_BLINK;
1152 scp->status &= ~VR_CURSOR_BLINK;
1156 vga_pxlblink_direct(scr_stat *scp, int at, int flip)
1158 if (!(scp->status & VR_CURSOR_BLINK))
1160 if (!(++pxlblinkrate & 4))
1163 scp->status ^= VR_CURSOR_ON;
1164 draw_pxlcursor_direct(scp, at, scp->status & VR_CURSOR_ON, flip);
1168 vga_pxlblink_planar(scr_stat *scp, int at, int flip)
1170 if (!(scp->status & VR_CURSOR_BLINK))
1172 if (!(++pxlblinkrate & 4))
1175 scp->status ^= VR_CURSOR_ON;
1176 draw_pxlcursor_planar(scp, at, scp->status & VR_CURSOR_ON, flip);
1179 #ifndef SC_NO_CUTPASTE
1182 draw_pxlmouse_planar(scr_stat *scp, int x, int y)
1184 const struct mousedata *mdp;
1193 mdp = scp->mouse_data;
1194 line_width = scp->sc->adp->va_line_width;
1195 xoff = (x - scp->xoff*8)%8;
1196 yoff = y - rounddown(y, line_width);
1197 ymax = imin(y + mdp->md_height, scp->ypixel);
1199 if (scp->sc->adp->va_type == KD_VGA) {
1200 outw(GDCIDX, 0x0305); /* read mode 0, write mode 3 */
1201 outw(GDCIDX, 0xff08); /* bit mask */
1203 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */
1204 outw(GDCIDX, 0x0003); /* data rotate/function select */
1205 outw(GDCIDX, 0x0f01); /* set/reset enable */
1207 outw(GDCIDX, (scp->curs_attr.mouse_ba << 8) | 0x00); /* set/reset */
1208 p = scp->sc->adp->va_window + line_width*y + x/8;
1209 for (i = y, j = 0; i < ymax; ++i, ++j) {
1210 m = mdp->md_border[j] << 8 >> xoff;
1211 for (k = 0; k < 3; ++k) {
1212 m1 = m >> (8 * (2 - k));
1213 if (m1 != 0 && x + 8 * k < scp->xpixel) {
1215 if (scp->sc->adp->va_type == KD_VGA)
1219 outw(GDCIDX, (m1 << 8) | 0x08);
1226 outw(GDCIDX, (scp->curs_attr.mouse_ia << 8) | 0x00); /* set/reset */
1227 p = scp->sc->adp->va_window + line_width*y + x/8;
1228 for (i = y, j = 0; i < ymax; ++i, ++j) {
1229 m = mdp->md_interior[j] << 8 >> xoff;
1230 for (k = 0; k < 3; ++k) {
1231 m1 = m >> (8 * (2 - k));
1232 if (m1 != 0 && x + 8 * k < scp->xpixel) {
1234 if (scp->sc->adp->va_type == KD_VGA)
1238 outw(GDCIDX, (m1 << 8) | 0x08);
1245 if (scp->sc->adp->va_type == KD_VGA)
1246 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */
1248 outw(GDCIDX, 0xff08); /* bit mask */
1249 outw(GDCIDX, 0x0000); /* set/reset */
1250 outw(GDCIDX, 0x0001); /* set/reset enable */
1254 remove_pxlmouse_planar(scr_stat *scp, int x, int y)
1256 const struct mousedata *mdp;
1258 int bx, by, i, line_width, xend, xoff, yend, yoff;
1260 mdp = scp->mouse_data;
1263 * It is only necessary to remove the mouse image where it overlaps
1264 * the border. Determine the overlap, and do nothing if it is empty.
1266 bx = (scp->xoff + scp->xsize) * 8;
1267 by = (scp->yoff + scp->ysize) * scp->font_size;
1268 xend = imin(x + mdp->md_width, scp->xpixel);
1269 yend = imin(y + mdp->md_height, scp->ypixel);
1270 if (xend <= bx && yend <= by)
1273 /* Repaint the non-empty overlap. */
1274 line_width = scp->sc->adp->va_line_width;
1275 outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */
1276 outw(GDCIDX, 0x0003); /* data rotate/function select */
1277 outw(GDCIDX, 0x0f01); /* set/reset enable */
1278 outw(GDCIDX, 0xff08); /* bit mask */
1279 outw(GDCIDX, (scp->border << 8) | 0x00); /* set/reset */
1280 for (i = x / 8, xoff = i * 8; xoff < xend; ++i, xoff += 8) {
1281 yoff = (xoff >= bx) ? y : by;
1282 p = scp->sc->adp->va_window + yoff * line_width + i;
1283 for (; yoff < yend; ++yoff, p += line_width)
1286 outw(GDCIDX, 0x0000); /* set/reset */
1287 outw(GDCIDX, 0x0001); /* set/reset enable */
1291 vga_pxlmouse_direct(scr_stat *scp, int x, int y, int on)
1293 const struct mousedata *mdp;
1295 int line_width, pixel_size;
1299 mdp = scp->mouse_data;
1302 * Determine overlap with the border and then if removing, do nothing
1303 * if the overlap is empty.
1305 xend = imin(x + mdp->md_width, scp->xpixel);
1306 yend = imin(y + mdp->md_height, scp->ypixel);
1307 if (!on && xend <= (scp->xoff + scp->xsize) * 8 &&
1308 yend <= (scp->yoff + scp->ysize) * scp->font_size)
1311 line_width = scp->sc->adp->va_line_width;
1312 pixel_size = scp->sc->adp->va_info.vi_pixel_size;
1317 /* Repaint overlap with the border (mess up the corner a little). */
1318 p = scp->sc->adp->va_window + y * line_width + x * pixel_size;
1319 for (i = 0; i < yend - y; i++, p += line_width)
1320 for (j = xend - x - 1; j >= 0; j--)
1321 DRAW_PIXEL(scp, p + j * pixel_size, scp->border);
1326 p = scp->sc->adp->va_window + y * line_width + x * pixel_size;
1327 for (i = 0; i < yend - y; i++, p += line_width)
1328 for (j = xend - x - 1; j >= 0; j--)
1329 if (mdp->md_interior[i] & (1 << (15 - j)))
1330 DRAW_PIXEL(scp, p + j * pixel_size,
1331 scp->curs_attr.mouse_ia);
1332 else if (mdp->md_border[i] & (1 << (15 - j)))
1333 DRAW_PIXEL(scp, p + j * pixel_size,
1334 scp->curs_attr.mouse_ba);
1338 vga_pxlmouse_planar(scr_stat *scp, int x, int y, int on)
1341 draw_pxlmouse_planar(scp, x, y);
1343 remove_pxlmouse_planar(scp, x, y);
1346 #endif /* SC_NO_CUTPASTE */
1347 #endif /* SC_PIXEL_MODE */
1349 #ifndef SC_NO_MODE_CHANGE
1351 /* graphics mode renderer */
1354 vga_grborder(scr_stat *scp, int color)
1356 vidd_set_border(scp->sc->adp, color);