ct65550.c revision 1.13 1 1.13 macallan /* $NetBSD: ct65550.c,v 1.13 2017/02/03 20:09:49 macallan Exp $ */
2 1.1 macallan
3 1.1 macallan /*
4 1.1 macallan * Copyright (c) 2006 Michael Lorenz
5 1.1 macallan * All rights reserved.
6 1.1 macallan *
7 1.1 macallan * Redistribution and use in source and binary forms, with or without
8 1.1 macallan * modification, are permitted provided that the following conditions
9 1.1 macallan * are met:
10 1.1 macallan * 1. Redistributions of source code must retain the above copyright
11 1.1 macallan * notice, this list of conditions and the following disclaimer.
12 1.1 macallan * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 macallan * notice, this list of conditions and the following disclaimer in the
14 1.1 macallan * documentation and/or other materials provided with the distribution.
15 1.1 macallan *
16 1.1 macallan * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 1.1 macallan * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 1.1 macallan * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 1.1 macallan * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 1.1 macallan * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 1.1 macallan * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 1.1 macallan * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 1.1 macallan * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 1.1 macallan * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 1.1 macallan * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 1.1 macallan */
27 1.1 macallan
28 1.1 macallan /*
29 1.1 macallan * A console driver for Chips & Technologies 65550 graphics controllers
30 1.1 macallan */
31 1.1 macallan
32 1.1 macallan #include <sys/cdefs.h>
33 1.13 macallan __KERNEL_RCSID(0, "$NetBSD: ct65550.c,v 1.13 2017/02/03 20:09:49 macallan Exp $");
34 1.1 macallan
35 1.1 macallan #include <sys/param.h>
36 1.1 macallan #include <sys/systm.h>
37 1.1 macallan #include <sys/kernel.h>
38 1.1 macallan #include <sys/device.h>
39 1.1 macallan #include <sys/kauth.h>
40 1.1 macallan #include <sys/bus.h>
41 1.1 macallan #include <dev/videomode/videomode.h>
42 1.1 macallan
43 1.1 macallan #include <dev/ic/ct65550reg.h>
44 1.1 macallan #include <dev/ic/ct65550var.h>
45 1.1 macallan
46 1.1 macallan #include "opt_wsemul.h"
47 1.1 macallan #include "opt_chipsfb.h"
48 1.1 macallan
49 1.1 macallan static struct vcons_screen chipsfb_console_screen;
50 1.1 macallan
51 1.1 macallan extern const u_char rasops_cmap[768];
52 1.1 macallan
53 1.1 macallan static void chipsfb_init(struct chipsfb_softc *);
54 1.1 macallan
55 1.1 macallan static void chipsfb_cursor(void *, int, int, int);
56 1.1 macallan static void chipsfb_copycols(void *, int, int, int, int);
57 1.1 macallan static void chipsfb_erasecols(void *, int, int, int, long);
58 1.1 macallan static void chipsfb_copyrows(void *, int, int, int);
59 1.1 macallan static void chipsfb_eraserows(void *, int, int, long);
60 1.1 macallan
61 1.1 macallan #if 0
62 1.1 macallan static int chipsfb_allocattr(void *, int, int, int, long *);
63 1.1 macallan static void chipsfb_scroll(void *, void *, int);
64 1.1 macallan static int chipsfb_load_font(void *, void *, struct wsdisplay_font *);
65 1.1 macallan #endif
66 1.1 macallan
67 1.1 macallan static int chipsfb_putcmap(struct chipsfb_softc *,
68 1.1 macallan struct wsdisplay_cmap *);
69 1.1 macallan static int chipsfb_getcmap(struct chipsfb_softc *,
70 1.1 macallan struct wsdisplay_cmap *);
71 1.1 macallan static int chipsfb_putpalreg(struct chipsfb_softc *, uint8_t, uint8_t,
72 1.1 macallan uint8_t, uint8_t);
73 1.1 macallan
74 1.12 macallan static void chipsfb_bitblt(void *, int, int, int, int,
75 1.12 macallan int, int, int);
76 1.1 macallan static void chipsfb_rectfill(struct chipsfb_softc *, int, int, int, int,
77 1.1 macallan int);
78 1.1 macallan static void chipsfb_putchar(void *, int, int, u_int, long);
79 1.12 macallan static void chipsfb_putchar_aa(void *, int, int, u_int, long);
80 1.1 macallan static void chipsfb_setup_mono(struct chipsfb_softc *, int, int, int,
81 1.1 macallan int, uint32_t, uint32_t);
82 1.1 macallan static void chipsfb_feed(struct chipsfb_softc *, int, uint8_t *);
83 1.1 macallan
84 1.1 macallan #if 0
85 1.1 macallan static void chipsfb_showpal(struct chipsfb_softc *);
86 1.1 macallan #endif
87 1.1 macallan static void chipsfb_restore_palette(struct chipsfb_softc *);
88 1.1 macallan
89 1.1 macallan static void chipsfb_wait_idle(struct chipsfb_softc *);
90 1.1 macallan
91 1.1 macallan struct wsscreen_descr chipsfb_defaultscreen = {
92 1.1 macallan "default", /* name */
93 1.1 macallan 0, 0, /* ncols, nrows */
94 1.1 macallan NULL, /* textops */
95 1.1 macallan 8, 16, /* fontwidth, fontheight */
96 1.1 macallan WSSCREEN_WSCOLORS | WSSCREEN_HILIT, /* capabilities */
97 1.1 macallan NULL, /* modecookie */
98 1.1 macallan };
99 1.1 macallan
100 1.1 macallan const struct wsscreen_descr *_chipsfb_scrlist[] = {
101 1.1 macallan &chipsfb_defaultscreen,
102 1.1 macallan /* XXX other formats, graphics screen? */
103 1.1 macallan };
104 1.1 macallan
105 1.1 macallan struct wsscreen_list chipsfb_screenlist = {
106 1.1 macallan sizeof(_chipsfb_scrlist) / sizeof(struct wsscreen_descr *), _chipsfb_scrlist
107 1.1 macallan };
108 1.1 macallan
109 1.1 macallan static int chipsfb_ioctl(void *, void *, u_long, void *, int,
110 1.1 macallan struct lwp *);
111 1.1 macallan static paddr_t chipsfb_mmap(void *, void *, off_t, int);
112 1.1 macallan static void chipsfb_clearscreen(struct chipsfb_softc *);
113 1.1 macallan static void chipsfb_init_screen(void *, struct vcons_screen *, int,
114 1.1 macallan long *);
115 1.1 macallan
116 1.1 macallan
117 1.1 macallan struct wsdisplay_accessops chipsfb_accessops = {
118 1.1 macallan chipsfb_ioctl,
119 1.1 macallan chipsfb_mmap,
120 1.1 macallan NULL, /* vcons_alloc_screen */
121 1.1 macallan NULL, /* vcons_free_screen */
122 1.1 macallan NULL, /* vcons_show_screen */
123 1.1 macallan NULL, /* load_font */
124 1.1 macallan NULL, /* polls */
125 1.1 macallan NULL, /* scroll */
126 1.1 macallan };
127 1.1 macallan
128 1.1 macallan /*
129 1.1 macallan * Inline functions for getting access to register aperture.
130 1.1 macallan */
131 1.1 macallan static inline void
132 1.1 macallan chipsfb_write32(struct chipsfb_softc *sc, uint32_t reg, uint32_t val)
133 1.1 macallan {
134 1.2 macallan bus_space_write_4(sc->sc_memt, sc->sc_mmregh, reg, val);
135 1.1 macallan }
136 1.1 macallan
137 1.1 macallan static inline uint32_t
138 1.1 macallan chipsfb_read32(struct chipsfb_softc *sc, uint32_t reg)
139 1.1 macallan {
140 1.2 macallan return bus_space_read_4(sc->sc_memt, sc->sc_mmregh, reg);
141 1.1 macallan }
142 1.1 macallan
143 1.1 macallan static inline void
144 1.1 macallan chipsfb_write_vga(struct chipsfb_softc *sc, uint32_t reg, uint8_t val)
145 1.1 macallan {
146 1.1 macallan bus_space_write_1(sc->sc_iot, sc->sc_ioregh, reg, val);
147 1.1 macallan }
148 1.1 macallan
149 1.1 macallan static inline uint8_t
150 1.1 macallan chipsfb_read_vga(struct chipsfb_softc *sc, uint32_t reg)
151 1.1 macallan {
152 1.1 macallan return bus_space_read_1(sc->sc_iot, sc->sc_ioregh, reg);
153 1.1 macallan }
154 1.1 macallan
155 1.10 macallan static inline uint8_t
156 1.1 macallan chipsfb_read_indexed(struct chipsfb_softc *sc, uint32_t reg, uint8_t index)
157 1.1 macallan {
158 1.1 macallan
159 1.1 macallan chipsfb_write_vga(sc, reg & 0xfffe, index);
160 1.1 macallan return chipsfb_read_vga(sc, reg | 0x0001);
161 1.1 macallan }
162 1.1 macallan
163 1.12 macallan static inline void
164 1.1 macallan chipsfb_write_indexed(struct chipsfb_softc *sc, uint32_t reg, uint8_t index,
165 1.1 macallan uint8_t val)
166 1.1 macallan {
167 1.1 macallan
168 1.1 macallan chipsfb_write_vga(sc, reg & 0xfffe, index);
169 1.1 macallan chipsfb_write_vga(sc, reg | 0x0001, val);
170 1.1 macallan }
171 1.1 macallan
172 1.1 macallan static void
173 1.1 macallan chipsfb_wait_idle(struct chipsfb_softc *sc)
174 1.1 macallan {
175 1.1 macallan
176 1.1 macallan #ifdef CHIPSFB_DEBUG
177 1.1 macallan chipsfb_write32(sc, CT_OFF_FB + (800 * 598) - 4, 0);
178 1.1 macallan #endif
179 1.1 macallan
180 1.1 macallan /* spin until the blitter is idle */
181 1.1 macallan while ((chipsfb_read32(sc, CT_BLT_CONTROL) & BLT_IS_BUSY) != 0) {
182 1.1 macallan }
183 1.1 macallan
184 1.1 macallan #ifdef CHIPSFB_DEBUG
185 1.1 macallan chipsfb_write32(sc, CT_OFF_FB + (800 * 598) - 4, 0xffffffff);
186 1.1 macallan #endif
187 1.1 macallan }
188 1.1 macallan
189 1.1 macallan void
190 1.1 macallan chipsfb_do_attach(struct chipsfb_softc *sc)
191 1.1 macallan {
192 1.1 macallan struct wsemuldisplaydev_attach_args aa;
193 1.1 macallan struct rasops_info *ri;
194 1.1 macallan prop_dictionary_t dict;
195 1.1 macallan ulong defattr;
196 1.1 macallan bool console = false;
197 1.1 macallan int width, height, i, j;
198 1.1 macallan uint32_t bg, fg, ul;
199 1.6 macallan uint8_t cmap[768];
200 1.1 macallan
201 1.1 macallan dict = device_properties(sc->sc_dev);
202 1.1 macallan sc->sc_mode = WSDISPLAYIO_MODE_EMUL;
203 1.1 macallan sc->sc_dacw = -1;
204 1.1 macallan
205 1.1 macallan #ifdef CHIPSFB_DEBUG
206 1.1 macallan printf(prop_dictionary_externalize(dict));
207 1.1 macallan #endif
208 1.1 macallan chipsfb_init(sc);
209 1.1 macallan
210 1.1 macallan width = height = -1;
211 1.1 macallan
212 1.1 macallan /* detect panel size */
213 1.1 macallan width = chipsfb_read_indexed(sc, CT_FP_INDEX, FP_HSIZE_LSB);
214 1.1 macallan width |= (chipsfb_read_indexed(sc, CT_FP_INDEX, FP_HORZ_OVERFLOW_1)
215 1.1 macallan & 0x0f) << 8;
216 1.1 macallan width = (width + 1) * 8;
217 1.1 macallan height = chipsfb_read_indexed(sc, CT_FP_INDEX, FP_VSIZE_LSB);
218 1.1 macallan height |= (chipsfb_read_indexed(sc, CT_FP_INDEX, FP_VERT_OVERFLOW_1)
219 1.1 macallan & 0x0f) << 8;
220 1.1 macallan height++;
221 1.2 macallan if ((width < 640) || ( width > 1280) || (height < 480) ||
222 1.2 macallan (height > 1024)) {
223 1.2 macallan /* no sane values in the panel registers */
224 1.2 macallan width = height = -1;
225 1.2 macallan } else
226 1.2 macallan aprint_verbose("Panel size: %d x %d\n", width, height);
227 1.1 macallan
228 1.12 macallan if (!prop_dictionary_get_uint32(dict, "width", &sc->sc_width))
229 1.12 macallan sc->sc_width = width;
230 1.12 macallan if (!prop_dictionary_get_uint32(dict, "height", &sc->sc_height))
231 1.12 macallan sc->sc_height = height;
232 1.12 macallan if (!prop_dictionary_get_uint32(dict, "depth", &sc->sc_bits_per_pixel))
233 1.12 macallan sc->sc_bits_per_pixel = 8;
234 1.12 macallan if (!prop_dictionary_get_uint32(dict, "linebytes", &sc->sc_linebytes))
235 1.12 macallan sc->sc_linebytes = (sc->sc_width * sc->sc_bits_per_pixel) >> 3;
236 1.1 macallan
237 1.1 macallan prop_dictionary_get_bool(dict, "is_console", &console);
238 1.1 macallan
239 1.1 macallan #ifdef notyet
240 1.1 macallan /* XXX this should at least be configurable via kernel config */
241 1.1 macallan chipsfb_set_videomode(sc, &videomode_list[16]);
242 1.1 macallan #endif
243 1.1 macallan
244 1.1 macallan vcons_init(&sc->vd, sc, &chipsfb_defaultscreen, &chipsfb_accessops);
245 1.1 macallan sc->vd.init_screen = chipsfb_init_screen;
246 1.1 macallan
247 1.12 macallan sc->sc_gc.gc_bitblt = chipsfb_bitblt;
248 1.12 macallan sc->sc_gc.gc_blitcookie = sc;
249 1.12 macallan sc->sc_gc.gc_rop = ROP_COPY;
250 1.12 macallan
251 1.1 macallan ri = &chipsfb_console_screen.scr_ri;
252 1.1 macallan if (console) {
253 1.1 macallan vcons_init_screen(&sc->vd, &chipsfb_console_screen, 1,
254 1.1 macallan &defattr);
255 1.1 macallan chipsfb_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC;
256 1.1 macallan
257 1.1 macallan chipsfb_defaultscreen.textops = &ri->ri_ops;
258 1.1 macallan chipsfb_defaultscreen.capabilities = ri->ri_caps;
259 1.1 macallan chipsfb_defaultscreen.nrows = ri->ri_rows;
260 1.1 macallan chipsfb_defaultscreen.ncols = ri->ri_cols;
261 1.12 macallan glyphcache_init(&sc->sc_gc, sc->sc_height + 1,
262 1.12 macallan (sc->sc_fbsize / sc->sc_linebytes) - sc->sc_height - 1,
263 1.12 macallan sc->sc_width,
264 1.12 macallan ri->ri_font->fontwidth,
265 1.12 macallan ri->ri_font->fontheight,
266 1.12 macallan defattr);
267 1.1 macallan wsdisplay_cnattach(&chipsfb_defaultscreen, ri, 0, 0, defattr);
268 1.1 macallan } else {
269 1.5 macallan if (chipsfb_console_screen.scr_ri.ri_rows == 0) {
270 1.5 macallan /* do some minimal setup to avoid weirdnesses later */
271 1.5 macallan vcons_init_screen(&sc->vd, &chipsfb_console_screen, 1,
272 1.5 macallan &defattr);
273 1.7 macallan } else
274 1.7 macallan (*ri->ri_ops.allocattr)(ri, 0, 0, 0, &defattr);
275 1.7 macallan
276 1.12 macallan glyphcache_init(&sc->sc_gc, sc->sc_height + 1,
277 1.12 macallan (sc->sc_fbsize / sc->sc_linebytes) - sc->sc_height - 1,
278 1.12 macallan sc->sc_width,
279 1.12 macallan ri->ri_font->fontwidth,
280 1.12 macallan ri->ri_font->fontheight,
281 1.12 macallan defattr);
282 1.1 macallan }
283 1.1 macallan
284 1.1 macallan rasops_unpack_attr(defattr, &fg, &bg, &ul);
285 1.1 macallan sc->sc_bg = ri->ri_devcmap[bg];
286 1.1 macallan chipsfb_clearscreen(sc);
287 1.1 macallan
288 1.1 macallan if (console)
289 1.1 macallan vcons_replay_msgbuf(&chipsfb_console_screen);
290 1.1 macallan
291 1.1 macallan aprint_normal_dev(sc->sc_dev, "%d MB aperture, %d MB VRAM at 0x%08x\n",
292 1.1 macallan (u_int)(sc->sc_fbsize >> 20),
293 1.2 macallan (int)sc->memsize >> 20, (u_int)sc->sc_fb);
294 1.1 macallan #ifdef CHIPSFB_DEBUG
295 1.1 macallan aprint_debug("fb: %08lx\n", (ulong)ri->ri_bits);
296 1.1 macallan #endif
297 1.1 macallan
298 1.1 macallan j = 0;
299 1.6 macallan rasops_get_cmap(ri, cmap, sizeof(cmap));
300 1.1 macallan for (i = 0; i < 256; i++) {
301 1.6 macallan chipsfb_putpalreg(sc, i, cmap[j], cmap[j + 1], cmap[j + 2]);
302 1.1 macallan j += 3;
303 1.1 macallan }
304 1.6 macallan
305 1.1 macallan aa.console = console;
306 1.1 macallan aa.scrdata = &chipsfb_screenlist;
307 1.1 macallan aa.accessops = &chipsfb_accessops;
308 1.1 macallan aa.accesscookie = &sc->vd;
309 1.1 macallan
310 1.1 macallan config_found(sc->sc_dev, &aa, wsemuldisplaydevprint);
311 1.1 macallan }
312 1.1 macallan
313 1.1 macallan static int
314 1.1 macallan chipsfb_putpalreg(struct chipsfb_softc *sc, uint8_t index, uint8_t r,
315 1.1 macallan uint8_t g, uint8_t b)
316 1.1 macallan {
317 1.1 macallan
318 1.1 macallan sc->sc_cmap_red[index] = r;
319 1.1 macallan sc->sc_cmap_green[index] = g;
320 1.1 macallan sc->sc_cmap_blue[index] = b;
321 1.1 macallan
322 1.1 macallan chipsfb_write_vga(sc, CT_DACMASK, 0xff);
323 1.1 macallan chipsfb_write_vga(sc, CT_WRITEINDEX, index);
324 1.1 macallan chipsfb_write_vga(sc, CT_DACDATA, r);
325 1.1 macallan chipsfb_write_vga(sc, CT_DACDATA, g);
326 1.1 macallan chipsfb_write_vga(sc, CT_DACDATA, b);
327 1.1 macallan
328 1.1 macallan return 0;
329 1.1 macallan }
330 1.1 macallan
331 1.1 macallan static int
332 1.1 macallan chipsfb_putcmap(struct chipsfb_softc *sc, struct wsdisplay_cmap *cm)
333 1.1 macallan {
334 1.1 macallan u_char *r, *g, *b;
335 1.1 macallan u_int index = cm->index;
336 1.1 macallan u_int count = cm->count;
337 1.1 macallan int i, error;
338 1.1 macallan u_char rbuf[256], gbuf[256], bbuf[256];
339 1.1 macallan
340 1.1 macallan #ifdef CHIPSFB_DEBUG
341 1.1 macallan aprint_debug("putcmap: %d %d\n",index, count);
342 1.1 macallan #endif
343 1.1 macallan if (cm->index >= 256 || cm->count > 256 ||
344 1.1 macallan (cm->index + cm->count) > 256)
345 1.1 macallan return EINVAL;
346 1.1 macallan error = copyin(cm->red, &rbuf[index], count);
347 1.1 macallan if (error)
348 1.1 macallan return error;
349 1.1 macallan error = copyin(cm->green, &gbuf[index], count);
350 1.1 macallan if (error)
351 1.1 macallan return error;
352 1.1 macallan error = copyin(cm->blue, &bbuf[index], count);
353 1.1 macallan if (error)
354 1.1 macallan return error;
355 1.1 macallan
356 1.1 macallan memcpy(&sc->sc_cmap_red[index], &rbuf[index], count);
357 1.1 macallan memcpy(&sc->sc_cmap_green[index], &gbuf[index], count);
358 1.1 macallan memcpy(&sc->sc_cmap_blue[index], &bbuf[index], count);
359 1.1 macallan
360 1.1 macallan r = &sc->sc_cmap_red[index];
361 1.1 macallan g = &sc->sc_cmap_green[index];
362 1.1 macallan b = &sc->sc_cmap_blue[index];
363 1.1 macallan
364 1.1 macallan for (i = 0; i < count; i++) {
365 1.1 macallan chipsfb_putpalreg(sc, index, *r, *g, *b);
366 1.1 macallan index++;
367 1.1 macallan r++, g++, b++;
368 1.1 macallan }
369 1.1 macallan return 0;
370 1.1 macallan }
371 1.1 macallan
372 1.1 macallan static int
373 1.1 macallan chipsfb_getcmap(struct chipsfb_softc *sc, struct wsdisplay_cmap *cm)
374 1.1 macallan {
375 1.1 macallan u_int index = cm->index;
376 1.1 macallan u_int count = cm->count;
377 1.1 macallan int error;
378 1.1 macallan
379 1.1 macallan if (index >= 255 || count > 256 || index + count > 256)
380 1.1 macallan return EINVAL;
381 1.1 macallan
382 1.1 macallan error = copyout(&sc->sc_cmap_red[index], cm->red, count);
383 1.1 macallan if (error)
384 1.1 macallan return error;
385 1.1 macallan error = copyout(&sc->sc_cmap_green[index], cm->green, count);
386 1.1 macallan if (error)
387 1.1 macallan return error;
388 1.1 macallan error = copyout(&sc->sc_cmap_blue[index], cm->blue, count);
389 1.1 macallan if (error)
390 1.1 macallan return error;
391 1.1 macallan
392 1.1 macallan return 0;
393 1.1 macallan }
394 1.1 macallan
395 1.1 macallan static void
396 1.1 macallan chipsfb_clearscreen(struct chipsfb_softc *sc)
397 1.1 macallan {
398 1.12 macallan chipsfb_rectfill(sc, 0, 0, sc->sc_width, sc->sc_height, sc->sc_bg);
399 1.1 macallan }
400 1.1 macallan
401 1.1 macallan /*
402 1.1 macallan * wsdisplay_emulops
403 1.1 macallan */
404 1.1 macallan
405 1.1 macallan static void
406 1.1 macallan chipsfb_cursor(void *cookie, int on, int row, int col)
407 1.1 macallan {
408 1.1 macallan struct rasops_info *ri = cookie;
409 1.1 macallan struct vcons_screen *scr = ri->ri_hw;
410 1.1 macallan struct chipsfb_softc *sc = scr->scr_cookie;
411 1.1 macallan int x, y, wi, he;
412 1.1 macallan
413 1.1 macallan wi = ri->ri_font->fontwidth;
414 1.1 macallan he = ri->ri_font->fontheight;
415 1.1 macallan
416 1.1 macallan if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
417 1.1 macallan x = ri->ri_ccol * wi + ri->ri_xorigin;
418 1.1 macallan y = ri->ri_crow * he + ri->ri_yorigin;
419 1.1 macallan if (ri->ri_flg & RI_CURSOR) {
420 1.1 macallan chipsfb_bitblt(sc, x, y, x, y, wi, he, ROP_NOT_DST);
421 1.1 macallan ri->ri_flg &= ~RI_CURSOR;
422 1.1 macallan }
423 1.1 macallan ri->ri_crow = row;
424 1.1 macallan ri->ri_ccol = col;
425 1.1 macallan if (on) {
426 1.1 macallan x = ri->ri_ccol * wi + ri->ri_xorigin;
427 1.1 macallan y = ri->ri_crow * he + ri->ri_yorigin;
428 1.1 macallan chipsfb_bitblt(sc, x, y, x, y, wi, he, ROP_NOT_DST);
429 1.1 macallan ri->ri_flg |= RI_CURSOR;
430 1.1 macallan }
431 1.1 macallan } else {
432 1.1 macallan ri->ri_flg &= ~RI_CURSOR;
433 1.1 macallan ri->ri_crow = row;
434 1.1 macallan ri->ri_ccol = col;
435 1.1 macallan }
436 1.1 macallan }
437 1.1 macallan
438 1.1 macallan #if 0
439 1.1 macallan int
440 1.1 macallan chipsfb_mapchar(void *cookie, int uni, u_int *index)
441 1.1 macallan {
442 1.1 macallan return 0;
443 1.1 macallan }
444 1.1 macallan #endif
445 1.1 macallan
446 1.1 macallan static void
447 1.1 macallan chipsfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols)
448 1.1 macallan {
449 1.1 macallan struct rasops_info *ri = cookie;
450 1.1 macallan struct vcons_screen *scr = ri->ri_hw;
451 1.1 macallan struct chipsfb_softc *sc = scr->scr_cookie;
452 1.1 macallan int32_t xs, xd, y, width, height;
453 1.1 macallan
454 1.1 macallan if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
455 1.1 macallan xs = ri->ri_xorigin + ri->ri_font->fontwidth * srccol;
456 1.1 macallan xd = ri->ri_xorigin + ri->ri_font->fontwidth * dstcol;
457 1.1 macallan y = ri->ri_yorigin + ri->ri_font->fontheight * row;
458 1.1 macallan width = ri->ri_font->fontwidth * ncols;
459 1.1 macallan height = ri->ri_font->fontheight;
460 1.1 macallan chipsfb_bitblt(sc, xs, y, xd, y, width, height, ROP_COPY);
461 1.1 macallan }
462 1.1 macallan }
463 1.1 macallan
464 1.1 macallan static void
465 1.1 macallan chipsfb_erasecols(void *cookie, int row, int startcol, int ncols,
466 1.1 macallan long fillattr)
467 1.1 macallan {
468 1.1 macallan struct rasops_info *ri = cookie;
469 1.1 macallan struct vcons_screen *scr = ri->ri_hw;
470 1.1 macallan struct chipsfb_softc *sc = scr->scr_cookie;
471 1.1 macallan int32_t x, y, width, height, fg, bg, ul;
472 1.1 macallan
473 1.1 macallan if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
474 1.1 macallan x = ri->ri_xorigin + ri->ri_font->fontwidth * startcol;
475 1.1 macallan y = ri->ri_yorigin + ri->ri_font->fontheight * row;
476 1.1 macallan width = ri->ri_font->fontwidth * ncols;
477 1.1 macallan height = ri->ri_font->fontheight;
478 1.1 macallan rasops_unpack_attr(fillattr, &fg, &bg, &ul);
479 1.1 macallan
480 1.1 macallan chipsfb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]);
481 1.1 macallan }
482 1.1 macallan }
483 1.1 macallan
484 1.1 macallan static void
485 1.1 macallan chipsfb_copyrows(void *cookie, int srcrow, int dstrow, int nrows)
486 1.1 macallan {
487 1.1 macallan struct rasops_info *ri = cookie;
488 1.1 macallan struct vcons_screen *scr = ri->ri_hw;
489 1.1 macallan struct chipsfb_softc *sc = scr->scr_cookie;
490 1.1 macallan int32_t x, ys, yd, width, height;
491 1.1 macallan
492 1.1 macallan if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
493 1.1 macallan x = ri->ri_xorigin;
494 1.1 macallan ys = ri->ri_yorigin + ri->ri_font->fontheight * srcrow;
495 1.1 macallan yd = ri->ri_yorigin + ri->ri_font->fontheight * dstrow;
496 1.1 macallan width = ri->ri_emuwidth;
497 1.1 macallan height = ri->ri_font->fontheight * nrows;
498 1.1 macallan chipsfb_bitblt(sc, x, ys, x, yd, width, height, ROP_COPY);
499 1.1 macallan }
500 1.1 macallan }
501 1.1 macallan
502 1.1 macallan static void
503 1.1 macallan chipsfb_eraserows(void *cookie, int row, int nrows, long fillattr)
504 1.1 macallan {
505 1.1 macallan struct rasops_info *ri = cookie;
506 1.1 macallan struct vcons_screen *scr = ri->ri_hw;
507 1.1 macallan struct chipsfb_softc *sc = scr->scr_cookie;
508 1.1 macallan int32_t x, y, width, height, fg, bg, ul;
509 1.1 macallan
510 1.1 macallan if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
511 1.1 macallan rasops_unpack_attr(fillattr, &fg, &bg, &ul);
512 1.1 macallan if ((row == 0) && (nrows == ri->ri_rows)) {
513 1.1 macallan /* clear the whole screen */
514 1.1 macallan chipsfb_rectfill(sc, 0, 0, ri->ri_width,
515 1.1 macallan ri->ri_height, ri->ri_devcmap[bg]);
516 1.1 macallan } else {
517 1.1 macallan x = ri->ri_xorigin;
518 1.1 macallan y = ri->ri_yorigin + ri->ri_font->fontheight * row;
519 1.1 macallan width = ri->ri_emuwidth;
520 1.1 macallan height = ri->ri_font->fontheight * nrows;
521 1.1 macallan chipsfb_rectfill(sc, x, y, width, height,
522 1.1 macallan ri->ri_devcmap[bg]);
523 1.1 macallan }
524 1.1 macallan }
525 1.1 macallan }
526 1.1 macallan
527 1.1 macallan static void
528 1.12 macallan chipsfb_bitblt(void *cookie, int xs, int ys, int xd, int yd,
529 1.12 macallan int width, int height, int rop)
530 1.1 macallan {
531 1.12 macallan struct chipsfb_softc *sc = cookie;
532 1.1 macallan uint32_t src, dst, cmd = rop, stride, size;
533 1.1 macallan
534 1.1 macallan cmd |= BLT_PAT_IS_SOLID;
535 1.1 macallan
536 1.1 macallan /* we assume 8 bit for now */
537 1.12 macallan src = xs + ys * sc->sc_linebytes;
538 1.12 macallan dst = xd + yd * sc->sc_linebytes;
539 1.1 macallan
540 1.1 macallan if (xs < xd) {
541 1.1 macallan /* right-to-left operation */
542 1.1 macallan cmd |= BLT_START_RIGHT;
543 1.1 macallan src += width - 1;
544 1.1 macallan dst += width - 1;
545 1.1 macallan }
546 1.1 macallan
547 1.1 macallan if (ys < yd) {
548 1.1 macallan /* bottom-to-top operation */
549 1.1 macallan cmd |= BLT_START_BOTTOM;
550 1.12 macallan src += (height - 1) * sc->sc_linebytes;
551 1.12 macallan dst += (height - 1) * sc->sc_linebytes;
552 1.1 macallan }
553 1.1 macallan
554 1.12 macallan stride = (sc->sc_linebytes << 16) | sc->sc_linebytes;
555 1.1 macallan size = (height << 16) | width;
556 1.1 macallan
557 1.1 macallan chipsfb_wait_idle(sc);
558 1.1 macallan chipsfb_write32(sc, CT_BLT_STRIDE, stride);
559 1.1 macallan chipsfb_write32(sc, CT_BLT_SRCADDR, src);
560 1.1 macallan chipsfb_write32(sc, CT_BLT_DSTADDR, dst);
561 1.1 macallan chipsfb_write32(sc, CT_BLT_CONTROL, cmd);
562 1.1 macallan chipsfb_write32(sc, CT_BLT_SIZE, size);
563 1.1 macallan #ifdef CHIPSFB_WAIT
564 1.1 macallan chipsfb_wait_idle(sc);
565 1.1 macallan #endif
566 1.1 macallan }
567 1.1 macallan
568 1.1 macallan static void
569 1.1 macallan chipsfb_rectfill(struct chipsfb_softc *sc, int x, int y, int width,
570 1.1 macallan int height, int colour)
571 1.1 macallan {
572 1.1 macallan uint32_t dst, cmd, stride, size;
573 1.1 macallan
574 1.1 macallan cmd = BLT_PAT_IS_SOLID | BLT_PAT_IS_MONO | ROP_PAT;
575 1.1 macallan
576 1.1 macallan /* we assume 8 bit for now */
577 1.12 macallan dst = x + y * sc->sc_linebytes;
578 1.1 macallan
579 1.12 macallan stride = (sc->sc_linebytes << 16) | sc->sc_linebytes;
580 1.1 macallan size = (height << 16) | width;
581 1.1 macallan
582 1.1 macallan chipsfb_wait_idle(sc);
583 1.1 macallan chipsfb_write32(sc, CT_BLT_STRIDE, stride);
584 1.1 macallan chipsfb_write32(sc, CT_BLT_SRCADDR, dst);
585 1.1 macallan chipsfb_write32(sc, CT_BLT_DSTADDR, dst);
586 1.1 macallan chipsfb_write32(sc, CT_BLT_CONTROL, cmd);
587 1.1 macallan chipsfb_write32(sc, CT_BLT_BG, colour);
588 1.1 macallan chipsfb_write32(sc, CT_BLT_FG, colour);
589 1.1 macallan chipsfb_write32(sc, CT_BLT_SIZE, size);
590 1.1 macallan #ifdef CHIPSFB_WAIT
591 1.1 macallan chipsfb_wait_idle(sc);
592 1.1 macallan #endif
593 1.1 macallan }
594 1.1 macallan
595 1.1 macallan static void
596 1.12 macallan chipsfb_putchar_aa(void *cookie, int row, int col, u_int c, long attr)
597 1.12 macallan {
598 1.12 macallan struct rasops_info *ri = cookie;
599 1.12 macallan struct wsdisplay_font *font = PICK_FONT(ri, c);
600 1.12 macallan struct vcons_screen *scr = ri->ri_hw;
601 1.12 macallan struct chipsfb_softc *sc = scr->scr_cookie;
602 1.12 macallan uint32_t bg, latch = 0, bg8, fg8, pixel, dst, stride, size;
603 1.12 macallan int i, l, x, y, wi, he, r, g, b, aval;
604 1.13 macallan int r1, g1, b1, r0, g0, b0, fgo, bgo, off, pad;
605 1.12 macallan uint8_t *data8;
606 1.12 macallan int rv;
607 1.12 macallan
608 1.12 macallan if (__predict_false((unsigned int)row > ri->ri_rows ||
609 1.12 macallan (unsigned int)col > ri->ri_cols))
610 1.12 macallan return;
611 1.12 macallan
612 1.12 macallan if (__predict_false((sc->sc_mode != WSDISPLAYIO_MODE_EMUL)))
613 1.12 macallan return;
614 1.12 macallan
615 1.12 macallan if (__predict_false((!CHAR_IN_FONT(c, font))))
616 1.12 macallan return;
617 1.12 macallan
618 1.12 macallan wi = font->fontwidth;
619 1.12 macallan he = font->fontheight;
620 1.12 macallan
621 1.12 macallan bg = ri->ri_devcmap[(attr >> 16) & 0xf];
622 1.12 macallan x = ri->ri_xorigin + col * wi;
623 1.12 macallan y = ri->ri_yorigin + row * he;
624 1.12 macallan
625 1.12 macallan if (c == 0x20) {
626 1.12 macallan chipsfb_rectfill(sc, x, y, wi, he, bg);
627 1.12 macallan return;
628 1.12 macallan }
629 1.12 macallan
630 1.12 macallan rv = glyphcache_try(&sc->sc_gc, c, x, y, attr);
631 1.12 macallan if (rv == GC_OK)
632 1.12 macallan return;
633 1.12 macallan
634 1.12 macallan data8 = WSFONT_GLYPH(c, font);
635 1.12 macallan
636 1.12 macallan /* we assume 8 bit for now */
637 1.12 macallan dst = x + y * sc->sc_linebytes;
638 1.12 macallan
639 1.12 macallan stride = sc->sc_linebytes << 16;
640 1.12 macallan size = (he << 16) | wi;
641 1.12 macallan
642 1.12 macallan /* set up for host blit */
643 1.12 macallan chipsfb_wait_idle(sc);
644 1.12 macallan chipsfb_write32(sc, CT_BLT_STRIDE, stride);
645 1.12 macallan chipsfb_write32(sc, CT_BLT_DSTADDR, dst);
646 1.12 macallan chipsfb_write32(sc, CT_BLT_SRCADDR, 0);
647 1.12 macallan chipsfb_write32(sc, CT_BLT_CONTROL,
648 1.12 macallan BLT_PAT_IS_SOLID | BLT_SRC_IS_CPU | ROP_COPY);
649 1.12 macallan chipsfb_write32(sc, CT_BLT_SIZE, size);
650 1.12 macallan
651 1.12 macallan /*
652 1.12 macallan * we need the RGB colours here, so get offsets into rasops_cmap
653 1.12 macallan */
654 1.12 macallan fgo = ((attr >> 24) & 0xf) * 3;
655 1.12 macallan bgo = ((attr >> 16) & 0xf) * 3;
656 1.12 macallan
657 1.12 macallan r0 = rasops_cmap[bgo];
658 1.12 macallan r1 = rasops_cmap[fgo];
659 1.12 macallan g0 = rasops_cmap[bgo + 1];
660 1.12 macallan g1 = rasops_cmap[fgo + 1];
661 1.12 macallan b0 = rasops_cmap[bgo + 2];
662 1.12 macallan b1 = rasops_cmap[fgo + 2];
663 1.12 macallan #define R3G3B2(r, g, b) ((r & 0xe0) | ((g >> 3) & 0x1c) | (b >> 6))
664 1.12 macallan bg8 = R3G3B2(r0, g0, b0);
665 1.12 macallan fg8 = R3G3B2(r1, g1, b1);
666 1.12 macallan
667 1.13 macallan /* see if we need to pad lines to 64bit */
668 1.13 macallan pad = (wi + 3) & 4;
669 1.12 macallan for (l = 0; l < he; l++) {
670 1.12 macallan off = 0;
671 1.13 macallan latch = 0;
672 1.12 macallan for (i = 0; i < wi; i++) {
673 1.12 macallan aval = *data8;
674 1.12 macallan if (aval == 0) {
675 1.12 macallan pixel = bg8;
676 1.12 macallan } else if (aval == 255) {
677 1.12 macallan pixel = fg8;
678 1.12 macallan } else {
679 1.12 macallan r = aval * r1 + (255 - aval) * r0;
680 1.12 macallan g = aval * g1 + (255 - aval) * g0;
681 1.12 macallan b = aval * b1 + (255 - aval) * b0;
682 1.12 macallan pixel = ((r & 0xe000) >> 8) |
683 1.12 macallan ((g & 0xe000) >> 11) |
684 1.12 macallan ((b & 0xc000) >> 14);
685 1.12 macallan }
686 1.12 macallan latch |= pixel << off;
687 1.12 macallan off += 8;
688 1.12 macallan /* write in 32bit chunks */
689 1.12 macallan if ((i & 3) == 3) {
690 1.13 macallan chipsfb_write32(sc,
691 1.13 macallan CT_OFF_DATA - CT_OFF_BITBLT, latch);
692 1.12 macallan latch = 0;
693 1.12 macallan off = 0;
694 1.12 macallan }
695 1.12 macallan data8++;
696 1.12 macallan }
697 1.12 macallan /* if we have pixels left in latch write them out */
698 1.12 macallan if ((i & 3) != 0) {
699 1.12 macallan chipsfb_write32(sc, CT_OFF_DATA - CT_OFF_BITBLT, latch);
700 1.12 macallan }
701 1.12 macallan /* this chip needs scanlines 64bit aligned */
702 1.13 macallan if (pad) chipsfb_write32(sc, CT_OFF_DATA - CT_OFF_BITBLT, 0);
703 1.12 macallan }
704 1.12 macallan
705 1.12 macallan if (rv == GC_ADD) {
706 1.12 macallan glyphcache_add(&sc->sc_gc, c, x, y);
707 1.12 macallan }
708 1.12 macallan }
709 1.12 macallan
710 1.12 macallan static void
711 1.1 macallan chipsfb_putchar(void *cookie, int row, int col, u_int c, long attr)
712 1.1 macallan {
713 1.1 macallan struct rasops_info *ri = cookie;
714 1.1 macallan struct wsdisplay_font *font = PICK_FONT(ri, c);
715 1.1 macallan struct vcons_screen *scr = ri->ri_hw;
716 1.1 macallan struct chipsfb_softc *sc = scr->scr_cookie;
717 1.1 macallan
718 1.1 macallan if (__predict_false((unsigned int)row > ri->ri_rows ||
719 1.1 macallan (unsigned int)col > ri->ri_cols))
720 1.1 macallan return;
721 1.1 macallan
722 1.1 macallan if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
723 1.1 macallan uint8_t *data;
724 1.1 macallan int fg, bg, uc;
725 1.1 macallan int x, y, wi, he;
726 1.1 macallan
727 1.1 macallan wi = font->fontwidth;
728 1.1 macallan he = font->fontheight;
729 1.1 macallan
730 1.1 macallan if (!CHAR_IN_FONT(c, font))
731 1.1 macallan return;
732 1.1 macallan bg = (u_char)ri->ri_devcmap[(attr >> 16) & 0xf];
733 1.1 macallan fg = (u_char)ri->ri_devcmap[(attr >> 24) & 0xf];
734 1.1 macallan x = ri->ri_xorigin + col * wi;
735 1.1 macallan y = ri->ri_yorigin + row * he;
736 1.1 macallan if (c == 0x20) {
737 1.1 macallan chipsfb_rectfill(sc, x, y, wi, he, bg);
738 1.1 macallan } else {
739 1.1 macallan uc = c - font->firstchar;
740 1.1 macallan data = (uint8_t *)font->data + uc *
741 1.1 macallan ri->ri_fontscale;
742 1.1 macallan chipsfb_setup_mono(sc, x, y, wi, he, fg, bg);
743 1.1 macallan chipsfb_feed(sc, font->stride * he, data);
744 1.1 macallan }
745 1.1 macallan }
746 1.1 macallan }
747 1.1 macallan
748 1.1 macallan static void
749 1.1 macallan chipsfb_setup_mono(struct chipsfb_softc *sc, int xd, int yd, int width,
750 1.1 macallan int height, uint32_t fg, uint32_t bg)
751 1.1 macallan {
752 1.1 macallan uint32_t dst, cmd, stride, size;
753 1.1 macallan
754 1.1 macallan cmd = BLT_PAT_IS_SOLID | BLT_SRC_IS_CPU | BLT_SRC_IS_MONO | ROP_COPY;
755 1.1 macallan
756 1.1 macallan /* we assume 8 bit for now */
757 1.12 macallan dst = xd + yd * sc->sc_linebytes;
758 1.1 macallan
759 1.12 macallan stride = (sc->sc_linebytes << 16);
760 1.1 macallan size = (height << 16) | width;
761 1.1 macallan
762 1.1 macallan chipsfb_wait_idle(sc);
763 1.1 macallan chipsfb_write32(sc, CT_BLT_STRIDE, stride);
764 1.1 macallan chipsfb_write32(sc, CT_BLT_DSTADDR, dst);
765 1.1 macallan chipsfb_write32(sc, CT_BLT_SRCADDR, 0);
766 1.1 macallan chipsfb_write32(sc, CT_BLT_CONTROL, cmd);
767 1.1 macallan chipsfb_write32(sc, CT_BLT_BG, bg);
768 1.1 macallan chipsfb_write32(sc, CT_BLT_FG, fg);
769 1.1 macallan chipsfb_write32(sc, CT_BLT_SIZE, size);
770 1.1 macallan }
771 1.1 macallan
772 1.1 macallan static void
773 1.1 macallan chipsfb_feed(struct chipsfb_softc *sc, int count, uint8_t *data)
774 1.1 macallan {
775 1.1 macallan int i;
776 1.1 macallan uint32_t latch = 0, bork;
777 1.1 macallan int shift = 0;
778 1.1 macallan
779 1.1 macallan for (i = 0; i < count; i++) {
780 1.1 macallan bork = data[i];
781 1.1 macallan latch |= (bork << shift);
782 1.1 macallan if (shift == 24) {
783 1.2 macallan chipsfb_write32(sc, CT_OFF_DATA - CT_OFF_BITBLT, latch);
784 1.1 macallan latch = 0;
785 1.1 macallan shift = 0;
786 1.1 macallan } else
787 1.1 macallan shift += 8;
788 1.1 macallan }
789 1.1 macallan
790 1.1 macallan if (shift != 0) {
791 1.2 macallan chipsfb_write32(sc, CT_OFF_DATA - CT_OFF_BITBLT, latch);
792 1.1 macallan }
793 1.1 macallan
794 1.1 macallan /* apparently the chip wants 64bit-aligned data or it won't go idle */
795 1.1 macallan if ((count + 3) & 0x04) {
796 1.2 macallan chipsfb_write32(sc, CT_OFF_DATA - CT_OFF_BITBLT, 0);
797 1.1 macallan }
798 1.1 macallan #ifdef CHIPSFB_WAIT
799 1.1 macallan chipsfb_wait_idle(sc);
800 1.1 macallan #endif
801 1.1 macallan }
802 1.1 macallan
803 1.1 macallan #if 0
804 1.1 macallan static void
805 1.1 macallan chipsfb_showpal(struct chipsfb_softc *sc)
806 1.1 macallan {
807 1.1 macallan int i, x = 0;
808 1.1 macallan
809 1.1 macallan for (i = 0; i < 16; i++) {
810 1.1 macallan chipsfb_rectfill(sc, x, 0, 64, 64, i);
811 1.1 macallan x += 64;
812 1.1 macallan }
813 1.1 macallan }
814 1.1 macallan #endif
815 1.1 macallan
816 1.1 macallan #if 0
817 1.1 macallan static int
818 1.1 macallan chipsfb_allocattr(void *cookie, int fg, int bg, int flags, long *attrp)
819 1.1 macallan {
820 1.1 macallan
821 1.1 macallan return 0;
822 1.1 macallan }
823 1.1 macallan #endif
824 1.1 macallan
825 1.1 macallan static void
826 1.1 macallan chipsfb_restore_palette(struct chipsfb_softc *sc)
827 1.1 macallan {
828 1.1 macallan int i;
829 1.1 macallan
830 1.1 macallan for (i = 0; i < 256; i++) {
831 1.1 macallan chipsfb_putpalreg(sc,
832 1.1 macallan i,
833 1.1 macallan sc->sc_cmap_red[i],
834 1.1 macallan sc->sc_cmap_green[i],
835 1.1 macallan sc->sc_cmap_blue[i]);
836 1.1 macallan }
837 1.1 macallan }
838 1.1 macallan
839 1.1 macallan /*
840 1.1 macallan * wsdisplay_accessops
841 1.1 macallan */
842 1.1 macallan
843 1.1 macallan static int
844 1.1 macallan chipsfb_ioctl(void *v, void *vs, u_long cmd, void *data, int flag,
845 1.1 macallan struct lwp *l)
846 1.1 macallan {
847 1.1 macallan struct vcons_data *vd = v;
848 1.1 macallan struct chipsfb_softc *sc = vd->cookie;
849 1.1 macallan struct wsdisplay_fbinfo *wdf;
850 1.1 macallan struct vcons_screen *ms = vd->active;
851 1.1 macallan
852 1.1 macallan switch (cmd) {
853 1.1 macallan case WSDISPLAYIO_GTYPE:
854 1.1 macallan *(u_int *)data = WSDISPLAY_TYPE_PCIMISC;
855 1.1 macallan return 0;
856 1.1 macallan
857 1.1 macallan case WSDISPLAYIO_GINFO:
858 1.1 macallan wdf = (void *)data;
859 1.1 macallan wdf->height = ms->scr_ri.ri_height;
860 1.1 macallan wdf->width = ms->scr_ri.ri_width;
861 1.1 macallan wdf->depth = ms->scr_ri.ri_depth;
862 1.1 macallan wdf->cmsize = 256;
863 1.1 macallan return 0;
864 1.1 macallan
865 1.1 macallan case WSDISPLAYIO_GETCMAP:
866 1.1 macallan return chipsfb_getcmap(sc,
867 1.1 macallan (struct wsdisplay_cmap *)data);
868 1.1 macallan
869 1.1 macallan case WSDISPLAYIO_PUTCMAP:
870 1.1 macallan return chipsfb_putcmap(sc,
871 1.1 macallan (struct wsdisplay_cmap *)data);
872 1.1 macallan
873 1.1 macallan
874 1.1 macallan case WSDISPLAYIO_SMODE: {
875 1.1 macallan int new_mode = *(int*)data;
876 1.1 macallan if (new_mode != sc->sc_mode) {
877 1.1 macallan sc->sc_mode = new_mode;
878 1.1 macallan if(new_mode == WSDISPLAYIO_MODE_EMUL) {
879 1.12 macallan chipsfb_init(sc);
880 1.1 macallan chipsfb_restore_palette(sc);
881 1.12 macallan glyphcache_wipe(&sc->sc_gc);
882 1.1 macallan vcons_redraw_screen(ms);
883 1.1 macallan }
884 1.1 macallan }
885 1.1 macallan }
886 1.1 macallan return 0;
887 1.8 macallan
888 1.8 macallan case WSDISPLAYIO_GET_FBINFO: {
889 1.8 macallan struct wsdisplayio_fbinfo *fbi = data;
890 1.8 macallan return wsdisplayio_get_fbinfo(&ms->scr_ri, fbi);
891 1.8 macallan }
892 1.8 macallan
893 1.1 macallan default:
894 1.1 macallan if (sc->sc_ioctl != NULL)
895 1.1 macallan return sc->sc_ioctl(v, vs, cmd, data, flag, l);
896 1.1 macallan }
897 1.1 macallan return EPASSTHROUGH;
898 1.1 macallan }
899 1.1 macallan
900 1.1 macallan static paddr_t
901 1.1 macallan chipsfb_mmap(void *v, void *vs, off_t offset, int prot)
902 1.1 macallan {
903 1.1 macallan struct vcons_data *vd = v;
904 1.1 macallan struct chipsfb_softc *sc = vd->cookie;
905 1.1 macallan paddr_t pa;
906 1.1 macallan
907 1.11 macallan if (sc->sc_mmap != NULL) {
908 1.11 macallan pa = sc->sc_mmap(v, vs, offset, prot);
909 1.11 macallan if (pa != -1) return pa;
910 1.11 macallan }
911 1.2 macallan
912 1.1 macallan /* 'regular' framebuffer mmap()ing */
913 1.1 macallan if (offset < sc->memsize) {
914 1.11 macallan pa = bus_space_mmap(sc->sc_memt, sc->sc_fb, offset, prot,
915 1.2 macallan BUS_SPACE_MAP_LINEAR | BUS_SPACE_MAP_PREFETCHABLE);
916 1.1 macallan return pa;
917 1.1 macallan }
918 1.1 macallan
919 1.1 macallan /*
920 1.1 macallan * restrict all other mappings to processes with superuser privileges
921 1.1 macallan * or the kernel itself
922 1.1 macallan */
923 1.4 elad if (kauth_authorize_machdep(kauth_cred_get(), KAUTH_MACHDEP_UNMANAGEDMEM,
924 1.4 elad NULL, NULL, NULL, NULL) != 0) {
925 1.1 macallan aprint_normal_dev(sc->sc_dev, "mmap() rejected.\n");
926 1.1 macallan return -1;
927 1.1 macallan }
928 1.1 macallan
929 1.1 macallan if ((offset >= sc->sc_fb) && (offset < (sc->sc_fb + sc->sc_fbsize))) {
930 1.1 macallan pa = bus_space_mmap(sc->sc_memt, offset, 0, prot,
931 1.11 macallan BUS_SPACE_MAP_LINEAR | BUS_SPACE_MAP_PREFETCHABLE);
932 1.1 macallan return pa;
933 1.1 macallan }
934 1.1 macallan
935 1.1 macallan #ifdef PCI_MAGIC_IO_RANGE
936 1.1 macallan /* allow mapping of IO space */
937 1.1 macallan if ((offset >= PCI_MAGIC_IO_RANGE) &&
938 1.1 macallan (offset < PCI_MAGIC_IO_RANGE + 0x10000)) {
939 1.1 macallan pa = bus_space_mmap(sc->sc_iot, offset - PCI_MAGIC_IO_RANGE,
940 1.1 macallan 0, prot, BUS_SPACE_MAP_LINEAR);
941 1.1 macallan return pa;
942 1.1 macallan }
943 1.1 macallan #endif
944 1.1 macallan
945 1.1 macallan return -1;
946 1.1 macallan }
947 1.1 macallan
948 1.1 macallan static void
949 1.1 macallan chipsfb_init_screen(void *cookie, struct vcons_screen *scr,
950 1.1 macallan int existing, long *defattr)
951 1.1 macallan {
952 1.1 macallan struct chipsfb_softc *sc = cookie;
953 1.1 macallan struct rasops_info *ri = &scr->scr_ri;
954 1.1 macallan
955 1.12 macallan ri->ri_depth = sc->sc_bits_per_pixel;
956 1.12 macallan ri->ri_width = sc->sc_width;
957 1.12 macallan ri->ri_height = sc->sc_height;
958 1.12 macallan ri->ri_stride = sc->sc_width;
959 1.12 macallan ri->ri_flg = RI_CENTER | RI_FULLCLEAR |
960 1.12 macallan RI_8BIT_IS_RGB | RI_ENABLE_ALPHA;
961 1.1 macallan
962 1.2 macallan ri->ri_bits = bus_space_vaddr(sc->sc_memt, sc->sc_fbh);
963 1.1 macallan
964 1.1 macallan #ifdef CHIPSFB_DEBUG
965 1.1 macallan aprint_debug("addr: %08lx\n", (ulong)ri->ri_bits);
966 1.1 macallan #endif
967 1.1 macallan if (existing) {
968 1.1 macallan ri->ri_flg |= RI_CLEAR;
969 1.1 macallan }
970 1.1 macallan
971 1.3 macallan rasops_init(ri, 0, 0);
972 1.1 macallan ri->ri_caps = WSSCREEN_WSCOLORS;
973 1.1 macallan
974 1.12 macallan rasops_reconfig(ri, sc->sc_height / ri->ri_font->fontheight,
975 1.12 macallan sc->sc_width / ri->ri_font->fontwidth);
976 1.1 macallan
977 1.1 macallan ri->ri_hw = scr;
978 1.1 macallan ri->ri_ops.copyrows = chipsfb_copyrows;
979 1.1 macallan ri->ri_ops.copycols = chipsfb_copycols;
980 1.1 macallan ri->ri_ops.eraserows = chipsfb_eraserows;
981 1.1 macallan ri->ri_ops.erasecols = chipsfb_erasecols;
982 1.1 macallan ri->ri_ops.cursor = chipsfb_cursor;
983 1.12 macallan if (FONT_IS_ALPHA(ri->ri_font)) {
984 1.12 macallan ri->ri_ops.putchar = chipsfb_putchar_aa;
985 1.12 macallan } else
986 1.12 macallan ri->ri_ops.putchar = chipsfb_putchar;
987 1.1 macallan }
988 1.1 macallan
989 1.1 macallan #if 0
990 1.1 macallan int
991 1.1 macallan chipsfb_load_font(void *v, void *cookie, struct wsdisplay_font *data)
992 1.1 macallan {
993 1.1 macallan
994 1.1 macallan return 0;
995 1.1 macallan }
996 1.1 macallan #endif
997 1.1 macallan
998 1.1 macallan static void
999 1.1 macallan chipsfb_init(struct chipsfb_softc *sc)
1000 1.1 macallan {
1001 1.12 macallan uint8_t reg;
1002 1.1 macallan
1003 1.1 macallan chipsfb_wait_idle(sc);
1004 1.1 macallan
1005 1.1 macallan /* setup the blitter */
1006 1.12 macallan chipsfb_write32(sc, CT_BLT_EXPCTL, MONO_SRC_ALIGN_BYTE);
1007 1.12 macallan
1008 1.12 macallan /* put DAC into 8bit mode */
1009 1.12 macallan reg = chipsfb_read_indexed(sc, CT_CONF_INDEX, XR_PIXEL_PIPELINE_CTL_0);
1010 1.12 macallan reg |= ENABLE_8BIT_DAC;
1011 1.12 macallan chipsfb_write_indexed(sc, CT_CONF_INDEX, XR_PIXEL_PIPELINE_CTL_0, reg);
1012 1.1 macallan }
1013 1.1 macallan
1014 1.1 macallan uint32_t
1015 1.1 macallan chipsfb_probe_vram(struct chipsfb_softc *sc)
1016 1.1 macallan {
1017 1.1 macallan uint32_t ofs = 0x00080000; /* 512kB */
1018 1.1 macallan
1019 1.1 macallan /*
1020 1.1 macallan * advance in 0.5MB steps, see if we can read back what we wrote and
1021 1.1 macallan * if what we wrote to 0 is left untouched. Max. fb size is 4MB so
1022 1.1 macallan * we voluntarily stop there.
1023 1.1 macallan */
1024 1.2 macallan bus_space_write_4(sc->sc_memt, sc->sc_fbh, 0, 0xf0f0f0f0);
1025 1.2 macallan bus_space_write_4(sc->sc_memt, sc->sc_fbh, ofs, 0x0f0f0f0f);
1026 1.2 macallan while ((bus_space_read_4(sc->sc_memt, sc->sc_fbh, 0) == 0xf0f0f0f0) &&
1027 1.2 macallan (bus_space_read_4(sc->sc_memt, sc->sc_fbh, ofs) == 0x0f0f0f0f) &&
1028 1.1 macallan (ofs < 0x00400000)) {
1029 1.1 macallan
1030 1.1 macallan ofs += 0x00080000;
1031 1.2 macallan bus_space_write_4(sc->sc_memt, sc->sc_fbh, ofs, 0x0f0f0f0f);
1032 1.1 macallan }
1033 1.1 macallan
1034 1.1 macallan return ofs;
1035 1.1 macallan }
1036