1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2012-2017 Oleksandr Tymoshenko <gonzo@freebsd.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
31
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/bus.h>
35 #include <sys/kernel.h>
36 #include <sys/module.h>
37 #include <sys/malloc.h>
38 #include <sys/rman.h>
39 #include <sys/fbio.h>
40 #include <sys/consio.h>
41 #include <sys/kdb.h>
42
43 #include <machine/bus.h>
44 #include <machine/cpu.h>
45 #include <machine/intr.h>
46
47 #include <dev/fdt/fdt_common.h>
48 #include <dev/ofw/openfirm.h>
49 #include <dev/ofw/ofw_bus.h>
50 #include <dev/ofw/ofw_bus_subr.h>
51
52 #include <dev/fb/fbreg.h>
53 #include <dev/syscons/syscons.h>
54
55 #include <arm/versatile/versatile_scm.h>
56
57 #include <machine/bus.h>
58
59 #define PL110_VENDOR_ARM926PXP 1
60
61 #define CLCD_MODE_RGB888 0x0
62 #define CLCD_MODE_RGB555 0x01
63 #define CLCD_MODE_RBG565 0x02
64 #define CLCD_MODE_RGB565 0x03
65
66 #define CLCDC_TIMING0 0x00
67 #define CLCDC_TIMING1 0x04
68 #define CLCDC_TIMING2 0x08
69 #define CLCDC_TIMING3 0x0C
70 #define CLCDC_TIMING3 0x0C
71 #define CLCDC_UPBASE 0x10
72 #define CLCDC_LPBASE 0x14
73 #ifdef PL110_VENDOR_ARM926PXP
74 #define CLCDC_CONTROL 0x18
75 #define CLCDC_IMSC 0x1C
76 #else
77 #define CLCDC_IMSC 0x18
78 #define CLCDC_CONTROL 0x1C
79 #endif
80 #define CONTROL_WATERMARK (1 << 16)
81 #define CONTROL_VCOMP_VS (0 << 12)
82 #define CONTROL_VCOMP_BP (1 << 12)
83 #define CONTROL_VCOMP_SAV (2 << 12)
84 #define CONTROL_VCOMP_FP (3 << 12)
85 #define CONTROL_PWR (1 << 11)
86 #define CONTROL_BEPO (1 << 10)
87 #define CONTROL_BEBO (1 << 9)
88 #define CONTROL_BGR (1 << 8)
89 #define CONTROL_DUAL (1 << 7)
90 #define CONTROL_MONO8 (1 << 6)
91 #define CONTROL_TFT (1 << 5)
92 #define CONTROL_BW (1 << 4)
93 #define CONTROL_BPP1 (0x00 << 1)
94 #define CONTROL_BPP2 (0x01 << 1)
95 #define CONTROL_BPP4 (0x02 << 1)
96 #define CONTROL_BPP8 (0x03 << 1)
97 #define CONTROL_BPP16 (0x04 << 1)
98 #define CONTROL_BPP24 (0x05 << 1)
99 #define CONTROL_EN (1 << 0)
100 #define CLCDC_RIS 0x20
101 #define CLCDC_MIS 0x24
102 #define INTR_MBERR (1 << 4)
103 #define INTR_VCOMP (1 << 3)
104 #define INTR_LNB (1 << 2)
105 #define INTR_FUF (1 << 1)
106 #define CLCDC_ICR 0x28
107
108 #ifdef DEBUG
109 #define dprintf(fmt, args...) do { printf("%s(): ", __func__); \
110 printf(fmt,##args); } while (0)
111 #else
112 #define dprintf(fmt, args...)
113 #endif
114
115 #define versatile_clcdc_read_4(sc, reg) \
116 bus_read_4((sc)->mem_res, (reg))
117 #define versatile_clcdc_write_4(sc, reg, val) \
118 bus_write_4((sc)->mem_res, (reg), (val))
119
120 struct versatile_clcdc_softc {
121 struct resource* mem_res;
122
123 struct mtx mtx;
124
125 int width;
126 int height;
127 int mode;
128
129 bus_dma_tag_t dma_tag;
130 bus_dmamap_t dma_map;
131 bus_addr_t fb_phys;
132 uint8_t *fb_base;
133
134 };
135
136 struct video_adapter_softc {
137 /* Videoadpater part */
138 video_adapter_t va;
139 int console;
140
141 intptr_t fb_addr;
142 unsigned int fb_size;
143
144 unsigned int height;
145 unsigned int width;
146 unsigned int depth;
147 unsigned int stride;
148
149 unsigned int xmargin;
150 unsigned int ymargin;
151
152 unsigned char *font;
153 int initialized;
154 };
155
156 struct argb {
157 uint8_t a;
158 uint8_t r;
159 uint8_t g;
160 uint8_t b;
161 };
162
163 static struct argb versatilefb_palette[16] = {
164 {0x00, 0x00, 0x00, 0x00},
165 {0x00, 0x00, 0x00, 0xaa},
166 {0x00, 0x00, 0xaa, 0x00},
167 {0x00, 0x00, 0xaa, 0xaa},
168 {0x00, 0xaa, 0x00, 0x00},
169 {0x00, 0xaa, 0x00, 0xaa},
170 {0x00, 0xaa, 0x55, 0x00},
171 {0x00, 0xaa, 0xaa, 0xaa},
172 {0x00, 0x55, 0x55, 0x55},
173 {0x00, 0x55, 0x55, 0xff},
174 {0x00, 0x55, 0xff, 0x55},
175 {0x00, 0x55, 0xff, 0xff},
176 {0x00, 0xff, 0x55, 0x55},
177 {0x00, 0xff, 0x55, 0xff},
178 {0x00, 0xff, 0xff, 0x55},
179 {0x00, 0xff, 0xff, 0xff}
180 };
181
182 /* mouse pointer from dev/syscons/scgfbrndr.c */
183 static u_char mouse_pointer[16] = {
184 0x00, 0x40, 0x60, 0x70, 0x78, 0x7c, 0x7e, 0x68,
185 0x0c, 0x0c, 0x06, 0x06, 0x00, 0x00, 0x00, 0x00
186 };
187
188 #define FB_WIDTH 640
189 #define FB_HEIGHT 480
190 #define FB_DEPTH 16
191
192 #define VERSATILE_FONT_HEIGHT 16
193
194 static struct video_adapter_softc va_softc;
195
196 static int versatilefb_configure(int);
197 static void versatilefb_update_margins(video_adapter_t *adp);
198
199 static void
200 versatile_fb_dmamap_cb(void *arg, bus_dma_segment_t *segs, int nseg, int err)
201 {
202 bus_addr_t *addr;
203
204 if (err)
205 return;
206
207 addr = (bus_addr_t*)arg;
208 *addr = segs[0].ds_addr;
209 }
210
211 static int
212 versatile_clcdc_probe(device_t dev)
213 {
214
215 if (!ofw_bus_status_okay(dev))
216 return (ENXIO);
217
218 if (ofw_bus_is_compatible(dev, "arm,pl110")) {
219 device_set_desc(dev, "PL110 CLCD controller");
220 return (BUS_PROBE_DEFAULT);
221 }
222
223 return (ENXIO);
224 }
225
226 static int
227 versatile_clcdc_attach(device_t dev)
228 {
229 struct versatile_clcdc_softc *sc = device_get_softc(dev);
230 struct video_adapter_softc *va_sc = &va_softc;
231 int err, rid;
232 uint32_t reg;
233 int clcdid;
234 int dma_size;
235
236 /* Request memory resources */
237 rid = 0;
238 sc->mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
239 if (sc->mem_res == NULL) {
240 device_printf(dev, "could not allocate memory resources\n");
241 return (ENXIO);
242 }
243
244 err = versatile_scm_reg_read_4(SCM_CLCD, ®);
245 if (err) {
246 device_printf(dev, "failed to read SCM register\n");
247 goto fail;
248 }
249 clcdid = (reg >> SCM_CLCD_CLCDID_SHIFT) & SCM_CLCD_CLCDID_MASK;
250 switch (clcdid) {
251 case 31:
252 device_printf(dev, "QEMU VGA 640x480\n");
253 sc->width = 640;
254 sc->height = 480;
255 break;
256 default:
257 device_printf(dev, "Unsupported: %d\n", clcdid);
258 goto fail;
259 }
260
261 reg &= ~SCM_CLCD_LCD_MODE_MASK;
262 reg |= CLCD_MODE_RGB565;
263 sc->mode = CLCD_MODE_RGB565;
264 versatile_scm_reg_write_4(SCM_CLCD, reg);
265 dma_size = sc->width*sc->height*2;
266
267 /*
268 * Power on LCD
269 */
270 reg |= SCM_CLCD_PWR3V5VSWITCH | SCM_CLCD_NLCDIOON;
271 versatile_scm_reg_write_4(SCM_CLCD, reg);
272
273 /*
274 * XXX: hardcoded timing for VGA. For other modes/panels
275 * we need to keep table of timing register values
276 */
277 /*
278 * XXX: set SYS_OSC1
279 */
280 versatile_clcdc_write_4(sc, CLCDC_TIMING0, 0x3F1F3F9C);
281 versatile_clcdc_write_4(sc, CLCDC_TIMING1, 0x090B61DF);
282 versatile_clcdc_write_4(sc, CLCDC_TIMING2, 0x067F1800);
283 /* XXX: timing 3? */
284
285 /*
286 * Now allocate framebuffer memory
287 */
288 err = bus_dma_tag_create(
289 bus_get_dma_tag(dev),
290 4, 0, /* alignment, boundary */
291 BUS_SPACE_MAXADDR_32BIT, /* lowaddr */
292 BUS_SPACE_MAXADDR, /* highaddr */
293 NULL, NULL, /* filter, filterarg */
294 dma_size, 1, /* maxsize, nsegments */
295 dma_size, 0, /* maxsegsize, flags */
296 NULL, NULL, /* lockfunc, lockarg */
297 &sc->dma_tag);
298
299 err = bus_dmamem_alloc(sc->dma_tag, (void **)&sc->fb_base,
300 0, &sc->dma_map);
301 if (err) {
302 device_printf(dev, "cannot allocate framebuffer\n");
303 goto fail;
304 }
305
306 err = bus_dmamap_load(sc->dma_tag, sc->dma_map, sc->fb_base,
307 dma_size, versatile_fb_dmamap_cb, &sc->fb_phys, BUS_DMA_NOWAIT);
308
309 if (err) {
310 device_printf(dev, "cannot load DMA map\n");
311 goto fail;
312 }
313
314 /* Make sure it's blank */
315 memset(sc->fb_base, 0x00, dma_size);
316
317 versatile_clcdc_write_4(sc, CLCDC_UPBASE, sc->fb_phys);
318
319 err = (sc_attach_unit(device_get_unit(dev),
320 device_get_flags(dev) | SC_AUTODETECT_KBD));
321
322 if (err) {
323 device_printf(dev, "failed to attach syscons\n");
324 goto fail;
325 }
326
327 /*
328 * XXX: hardcoded for VGA
329 */
330 reg = CONTROL_VCOMP_BP | CONTROL_TFT | CONTROL_BGR | CONTROL_EN;
331 reg |= CONTROL_BPP16;
332 versatile_clcdc_write_4(sc, CLCDC_CONTROL, reg);
333 DELAY(20);
334 reg |= CONTROL_PWR;
335 versatile_clcdc_write_4(sc, CLCDC_CONTROL, reg);
336
337 va_sc->fb_addr = (vm_offset_t)sc->fb_base;
338 va_sc->fb_size = dma_size;
339 va_sc->width = sc->width;
340 va_sc->height = sc->height;
341 va_sc->depth = 16;
342 va_sc->stride = sc->width * 2;
343 versatilefb_update_margins(&va_sc->va);
344
345 return (0);
346
347 fail:
348 if (sc->fb_base)
349 bus_dmamem_free(sc->dma_tag, sc->fb_base, sc->dma_map);
350 if (sc->dma_tag)
351 bus_dma_tag_destroy(sc->dma_tag);
352 return (err);
353 }
354
355 static device_method_t versatile_clcdc_methods[] = {
356 DEVMETHOD(device_probe, versatile_clcdc_probe),
357 DEVMETHOD(device_attach, versatile_clcdc_attach),
358
359 DEVMETHOD_END
360 };
361
362 static driver_t versatile_clcdc_driver = {
363 "clcdc",
364 versatile_clcdc_methods,
365 sizeof(struct versatile_clcdc_softc),
366 };
367
368 static devclass_t versatile_clcdc_devclass;
369
370 DRIVER_MODULE(versatile_clcdc, simplebus, versatile_clcdc_driver, versatile_clcdc_devclass, 0, 0);
371
372 /*
373 * Video driver routines and glue.
374 */
375 static vi_probe_t versatilefb_probe;
376 static vi_init_t versatilefb_init;
377 static vi_get_info_t versatilefb_get_info;
378 static vi_query_mode_t versatilefb_query_mode;
379 static vi_set_mode_t versatilefb_set_mode;
380 static vi_save_font_t versatilefb_save_font;
381 static vi_load_font_t versatilefb_load_font;
382 static vi_show_font_t versatilefb_show_font;
383 static vi_save_palette_t versatilefb_save_palette;
384 static vi_load_palette_t versatilefb_load_palette;
385 static vi_set_border_t versatilefb_set_border;
386 static vi_save_state_t versatilefb_save_state;
387 static vi_load_state_t versatilefb_load_state;
388 static vi_set_win_org_t versatilefb_set_win_org;
389 static vi_read_hw_cursor_t versatilefb_read_hw_cursor;
390 static vi_set_hw_cursor_t versatilefb_set_hw_cursor;
391 static vi_set_hw_cursor_shape_t versatilefb_set_hw_cursor_shape;
392 static vi_blank_display_t versatilefb_blank_display;
393 static vi_mmap_t versatilefb_mmap;
394 static vi_ioctl_t versatilefb_ioctl;
395 static vi_clear_t versatilefb_clear;
396 static vi_fill_rect_t versatilefb_fill_rect;
397 static vi_bitblt_t versatilefb_bitblt;
398 static vi_diag_t versatilefb_diag;
399 static vi_save_cursor_palette_t versatilefb_save_cursor_palette;
400 static vi_load_cursor_palette_t versatilefb_load_cursor_palette;
401 static vi_copy_t versatilefb_copy;
402 static vi_putp_t versatilefb_putp;
403 static vi_putc_t versatilefb_putc;
404 static vi_puts_t versatilefb_puts;
405 static vi_putm_t versatilefb_putm;
406
407 static video_switch_t versatilefbvidsw = {
408 .probe = versatilefb_probe,
409 .init = versatilefb_init,
410 .get_info = versatilefb_get_info,
411 .query_mode = versatilefb_query_mode,
412 .set_mode = versatilefb_set_mode,
413 .save_font = versatilefb_save_font,
414 .load_font = versatilefb_load_font,
415 .show_font = versatilefb_show_font,
416 .save_palette = versatilefb_save_palette,
417 .load_palette = versatilefb_load_palette,
418 .set_border = versatilefb_set_border,
419 .save_state = versatilefb_save_state,
420 .load_state = versatilefb_load_state,
421 .set_win_org = versatilefb_set_win_org,
422 .read_hw_cursor = versatilefb_read_hw_cursor,
423 .set_hw_cursor = versatilefb_set_hw_cursor,
424 .set_hw_cursor_shape = versatilefb_set_hw_cursor_shape,
425 .blank_display = versatilefb_blank_display,
426 .mmap = versatilefb_mmap,
427 .ioctl = versatilefb_ioctl,
428 .clear = versatilefb_clear,
429 .fill_rect = versatilefb_fill_rect,
430 .bitblt = versatilefb_bitblt,
431 .diag = versatilefb_diag,
432 .save_cursor_palette = versatilefb_save_cursor_palette,
433 .load_cursor_palette = versatilefb_load_cursor_palette,
434 .copy = versatilefb_copy,
435 .putp = versatilefb_putp,
436 .putc = versatilefb_putc,
437 .puts = versatilefb_puts,
438 .putm = versatilefb_putm,
439 };
440
441 VIDEO_DRIVER(versatilefb, versatilefbvidsw, versatilefb_configure);
442
443 static vr_init_t clcdr_init;
444 static vr_clear_t clcdr_clear;
445 static vr_draw_border_t clcdr_draw_border;
446 static vr_draw_t clcdr_draw;
447 static vr_set_cursor_t clcdr_set_cursor;
448 static vr_draw_cursor_t clcdr_draw_cursor;
449 static vr_blink_cursor_t clcdr_blink_cursor;
450 static vr_set_mouse_t clcdr_set_mouse;
451 static vr_draw_mouse_t clcdr_draw_mouse;
452
453 /*
454 * We use our own renderer; this is because we must emulate a hardware
455 * cursor.
456 */
457 static sc_rndr_sw_t clcdrend = {
458 clcdr_init,
459 clcdr_clear,
460 clcdr_draw_border,
461 clcdr_draw,
462 clcdr_set_cursor,
463 clcdr_draw_cursor,
464 clcdr_blink_cursor,
465 clcdr_set_mouse,
466 clcdr_draw_mouse
467 };
468
469 RENDERER(versatilefb, 0, clcdrend, gfb_set);
470 RENDERER_MODULE(versatilefb, gfb_set);
471
472 static void
473 clcdr_init(scr_stat* scp)
474 {
475 }
476
477 static void
478 clcdr_clear(scr_stat* scp, int c, int attr)
479 {
480 }
481
482 static void
483 clcdr_draw_border(scr_stat* scp, int color)
484 {
485 }
486
487 static void
488 clcdr_draw(scr_stat* scp, int from, int count, int flip)
489 {
490 video_adapter_t* adp = scp->sc->adp;
491 int i, c, a;
492
493 if (!flip) {
494 /* Normal printing */
495 vidd_puts(adp, from, (uint16_t*)sc_vtb_pointer(&scp->vtb, from), count);
496 } else {
497 /* This is for selections and such: invert the color attribute */
498 for (i = count; i-- > 0; ++from) {
499 c = sc_vtb_getc(&scp->vtb, from);
500 a = sc_vtb_geta(&scp->vtb, from) >> 8;
501 vidd_putc(adp, from, c, (a >> 4) | ((a & 0xf) << 4));
502 }
503 }
504 }
505
506 static void
507 clcdr_set_cursor(scr_stat* scp, int base, int height, int blink)
508 {
509 }
510
511 static void
512 clcdr_draw_cursor(scr_stat* scp, int off, int blink, int on, int flip)
513 {
514 video_adapter_t* adp = scp->sc->adp;
515 struct video_adapter_softc *sc;
516 int row, col;
517 uint8_t *addr;
518 int i,j;
519
520 sc = (struct video_adapter_softc *)adp;
521
522 if (scp->curs_attr.height <= 0)
523 return;
524
525 if (sc->fb_addr == 0)
526 return;
527
528 if (off >= adp->va_info.vi_width * adp->va_info.vi_height)
529 return;
530
531 /* calculate the coordinates in the video buffer */
532 row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight;
533 col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth;
534
535 addr = (uint8_t *)sc->fb_addr
536 + (row + sc->ymargin)*(sc->stride)
537 + (sc->depth/8) * (col + sc->xmargin);
538
539 /* our cursor consists of simply inverting the char under it */
540 for (i = 0; i < adp->va_info.vi_cheight; i++) {
541 for (j = 0; j < adp->va_info.vi_cwidth; j++) {
542
543 addr[2*j] ^= 0xff;
544 addr[2*j + 1] ^= 0xff;
545 }
546
547 addr += sc->stride;
548 }
549 }
550
551 static void
552 clcdr_blink_cursor(scr_stat* scp, int at, int flip)
553 {
554 }
555
556 static void
557 clcdr_set_mouse(scr_stat* scp)
558 {
559 }
560
561 static void
562 clcdr_draw_mouse(scr_stat* scp, int x, int y, int on)
563 {
564 vidd_putm(scp->sc->adp, x, y, mouse_pointer, 0xffffffff, 16, 8);
565
566 }
567
568 static uint16_t versatilefb_static_window[ROW*COL];
569 extern u_char dflt_font_16[];
570
571 /*
572 * Update videoadapter settings after changing resolution
573 */
574 static void
575 versatilefb_update_margins(video_adapter_t *adp)
576 {
577 struct video_adapter_softc *sc;
578 video_info_t *vi;
579
580 sc = (struct video_adapter_softc *)adp;
581 vi = &adp->va_info;
582
583 sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2;
584 sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight))/2;
585 }
586
587 static int
588 versatilefb_configure(int flags)
589 {
590 struct video_adapter_softc *va_sc;
591
592 va_sc = &va_softc;
593
594 if (va_sc->initialized)
595 return (0);
596
597 va_sc->width = FB_WIDTH;
598 va_sc->height = FB_HEIGHT;
599 va_sc->depth = FB_DEPTH;
600
601 versatilefb_init(0, &va_sc->va, 0);
602
603 va_sc->initialized = 1;
604
605 return (0);
606 }
607
608 static int
609 versatilefb_probe(int unit, video_adapter_t **adp, void *arg, int flags)
610 {
611
612 return (0);
613 }
614
615 static int
616 versatilefb_init(int unit, video_adapter_t *adp, int flags)
617 {
618 struct video_adapter_softc *sc;
619 video_info_t *vi;
620
621 sc = (struct video_adapter_softc *)adp;
622 vi = &adp->va_info;
623
624 vid_init_struct(adp, "versatilefb", -1, unit);
625
626 sc->font = dflt_font_16;
627 vi->vi_cheight = VERSATILE_FONT_HEIGHT;
628 vi->vi_cwidth = 8;
629
630 vi->vi_width = sc->width/8;
631 vi->vi_height = sc->height/vi->vi_cheight;
632
633 /*
634 * Clamp width/height to syscons maximums
635 */
636 if (vi->vi_width > COL)
637 vi->vi_width = COL;
638 if (vi->vi_height > ROW)
639 vi->vi_height = ROW;
640
641 sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2;
642 sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight))/2;
643
644 adp->va_window = (vm_offset_t) versatilefb_static_window;
645 adp->va_flags |= V_ADP_FONT /* | V_ADP_COLOR | V_ADP_MODECHANGE */;
646
647 vid_register(&sc->va);
648
649 return (0);
650 }
651
652 static int
653 versatilefb_get_info(video_adapter_t *adp, int mode, video_info_t *info)
654 {
655 bcopy(&adp->va_info, info, sizeof(*info));
656 return (0);
657 }
658
659 static int
660 versatilefb_query_mode(video_adapter_t *adp, video_info_t *info)
661 {
662 return (0);
663 }
664
665 static int
666 versatilefb_set_mode(video_adapter_t *adp, int mode)
667 {
668 return (0);
669 }
670
671 static int
672 versatilefb_save_font(video_adapter_t *adp, int page, int size, int width,
673 u_char *data, int c, int count)
674 {
675 return (0);
676 }
677
678 static int
679 versatilefb_load_font(video_adapter_t *adp, int page, int size, int width,
680 u_char *data, int c, int count)
681 {
682 struct video_adapter_softc *sc = (struct video_adapter_softc *)adp;
683
684 sc->font = data;
685
686 return (0);
687 }
688
689 static int
690 versatilefb_show_font(video_adapter_t *adp, int page)
691 {
692 return (0);
693 }
694
695 static int
696 versatilefb_save_palette(video_adapter_t *adp, u_char *palette)
697 {
698 return (0);
699 }
700
701 static int
702 versatilefb_load_palette(video_adapter_t *adp, u_char *palette)
703 {
704 return (0);
705 }
706
707 static int
708 versatilefb_set_border(video_adapter_t *adp, int border)
709 {
710 return (versatilefb_blank_display(adp, border));
711 }
712
713 static int
714 versatilefb_save_state(video_adapter_t *adp, void *p, size_t size)
715 {
716 return (0);
717 }
718
719 static int
720 versatilefb_load_state(video_adapter_t *adp, void *p)
721 {
722 return (0);
723 }
724
725 static int
726 versatilefb_set_win_org(video_adapter_t *adp, off_t offset)
727 {
728 return (0);
729 }
730
731 static int
732 versatilefb_read_hw_cursor(video_adapter_t *adp, int *col, int *row)
733 {
734 *col = *row = 0;
735
736 return (0);
737 }
738
739 static int
740 versatilefb_set_hw_cursor(video_adapter_t *adp, int col, int row)
741 {
742
743 return (0);
744 }
745
746 static int
747 versatilefb_set_hw_cursor_shape(video_adapter_t *adp, int base, int height,
748 int celsize, int blink)
749 {
750 return (0);
751 }
752
753 static int
754 versatilefb_blank_display(video_adapter_t *adp, int mode)
755 {
756
757 struct video_adapter_softc *sc;
758
759 sc = (struct video_adapter_softc *)adp;
760 if (sc && sc->fb_addr)
761 memset((void*)sc->fb_addr, 0, sc->fb_size);
762
763 return (0);
764 }
765
766 static int
767 versatilefb_mmap(video_adapter_t *adp, vm_ooffset_t offset, vm_paddr_t *paddr,
768 int prot, vm_memattr_t *memattr)
769 {
770 struct video_adapter_softc *sc;
771
772 sc = (struct video_adapter_softc *)adp;
773
774 /*
775 * This might be a legacy VGA mem request: if so, just point it at the
776 * framebuffer, since it shouldn't be touched
777 */
778 if (offset < sc->stride*sc->height) {
779 *paddr = sc->fb_addr + offset;
780 return (0);
781 }
782
783 return (EINVAL);
784 }
785
786 static int
787 versatilefb_ioctl(video_adapter_t *adp, u_long cmd, caddr_t data)
788 {
789
790 return (0);
791 }
792
793 static int
794 versatilefb_clear(video_adapter_t *adp)
795 {
796
797 return (versatilefb_blank_display(adp, 0));
798 }
799
800 static int
801 versatilefb_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy)
802 {
803
804 return (0);
805 }
806
807 static int
808 versatilefb_bitblt(video_adapter_t *adp, ...)
809 {
810
811 return (0);
812 }
813
814 static int
815 versatilefb_diag(video_adapter_t *adp, int level)
816 {
817
818 return (0);
819 }
820
821 static int
822 versatilefb_save_cursor_palette(video_adapter_t *adp, u_char *palette)
823 {
824
825 return (0);
826 }
827
828 static int
829 versatilefb_load_cursor_palette(video_adapter_t *adp, u_char *palette)
830 {
831
832 return (0);
833 }
834
835 static int
836 versatilefb_copy(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, int n)
837 {
838
839 return (0);
840 }
841
842 static int
843 versatilefb_putp(video_adapter_t *adp, vm_offset_t off, uint32_t p, uint32_t a,
844 int size, int bpp, int bit_ltor, int byte_ltor)
845 {
846
847 return (0);
848 }
849
850 static int
851 versatilefb_putc(video_adapter_t *adp, vm_offset_t off, uint8_t c, uint8_t a)
852 {
853 struct video_adapter_softc *sc;
854 int row;
855 int col;
856 int i, j, k;
857 uint8_t *addr;
858 u_char *p;
859 uint8_t fg, bg, color;
860 uint16_t rgb;
861
862 sc = (struct video_adapter_softc *)adp;
863
864 if (sc->fb_addr == 0)
865 return (0);
866
867 if (off >= adp->va_info.vi_width * adp->va_info.vi_height)
868 return (0);
869
870 row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight;
871 col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth;
872 p = sc->font + c*VERSATILE_FONT_HEIGHT;
873 addr = (uint8_t *)sc->fb_addr
874 + (row + sc->ymargin)*(sc->stride)
875 + (sc->depth/8) * (col + sc->xmargin);
876
877 fg = a & 0xf ;
878 bg = (a >> 4) & 0xf;
879
880 for (i = 0; i < VERSATILE_FONT_HEIGHT; i++) {
881 for (j = 0, k = 7; j < 8; j++, k--) {
882 if ((p[i] & (1 << k)) == 0)
883 color = bg;
884 else
885 color = fg;
886
887 switch (sc->depth) {
888 case 16:
889 rgb = (versatilefb_palette[color].r >> 3) << 11;
890 rgb |= (versatilefb_palette[color].g >> 2) << 5;
891 rgb |= (versatilefb_palette[color].b >> 3);
892 addr[2*j] = rgb & 0xff;
893 addr[2*j + 1] = (rgb >> 8) & 0xff;
894 default:
895 /* Not supported yet */
896 break;
897 }
898 }
899
900 addr += (sc->stride);
901 }
902
903 return (0);
904 }
905
906 static int
907 versatilefb_puts(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, int len)
908 {
909 int i;
910
911 for (i = 0; i < len; i++)
912 versatilefb_putc(adp, off + i, s[i] & 0xff, (s[i] & 0xff00) >> 8);
913
914 return (0);
915 }
916
917 static int
918 versatilefb_putm(video_adapter_t *adp, int x, int y, uint8_t *pixel_image,
919 uint32_t pixel_mask, int size, int width)
920 {
921
922 return (0);
923 }
Cache object: 9288cfd04d542d1d6c2f555d7619c67a
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