Annotation of src/sys/dev/pci/r128fb.c, Revision 1.37
1.37 ! macallan 1: /* $NetBSD: r128fb.c,v 1.36 2012/10/04 10:22:45 macallan Exp $ */
1.1 macallan 2:
3: /*
1.36 macallan 4: * Copyright (c) 2007, 2012 Michael Lorenz
1.1 macallan 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 ``AS IS'' AND ANY EXPRESS OR
17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26: */
27:
28: /*
29: * A console driver for ATI Rage 128 graphics controllers
30: * tested on macppc only so far
31: */
32:
33: #include <sys/cdefs.h>
1.37 ! macallan 34: __KERNEL_RCSID(0, "$NetBSD: r128fb.c,v 1.36 2012/10/04 10:22:45 macallan Exp $");
1.1 macallan 35:
36: #include <sys/param.h>
37: #include <sys/systm.h>
38: #include <sys/kernel.h>
39: #include <sys/device.h>
40: #include <sys/malloc.h>
41: #include <sys/lwp.h>
42: #include <sys/kauth.h>
43:
44: #include <dev/videomode/videomode.h>
45:
46: #include <dev/pci/pcivar.h>
47: #include <dev/pci/pcireg.h>
48: #include <dev/pci/pcidevs.h>
49: #include <dev/pci/pciio.h>
50: #include <dev/pci/r128fbreg.h>
51:
52: #include <dev/wscons/wsdisplayvar.h>
53: #include <dev/wscons/wsconsio.h>
54: #include <dev/wsfont/wsfont.h>
55: #include <dev/rasops/rasops.h>
56: #include <dev/wscons/wsdisplay_vconsvar.h>
1.20 cegger 57: #include <dev/pci/wsdisplay_pci.h>
1.29 macallan 58: #include <dev/wscons/wsdisplay_glyphcachevar.h>
1.1 macallan 59:
60: #include <dev/i2c/i2cvar.h>
61:
1.11 macallan 62: #include "opt_r128fb.h"
1.22 macallan 63: #include "opt_vcons.h"
1.11 macallan 64:
65: #ifdef R128FB_DEBUG
66: #define DPRINTF printf
67: #else
68: #define DPRINTF while(0) printf
69: #endif
70:
1.1 macallan 71: struct r128fb_softc {
72: device_t sc_dev;
73:
74: pci_chipset_tag_t sc_pc;
75: pcitag_t sc_pcitag;
76:
77: bus_space_tag_t sc_memt;
78: bus_space_tag_t sc_iot;
79:
80: bus_space_handle_t sc_regh;
81: bus_addr_t sc_fb, sc_reg;
82: bus_size_t sc_fbsize, sc_regsize;
83:
84: int sc_width, sc_height, sc_depth, sc_stride;
1.14 macallan 85: int sc_locked, sc_have_backlight, sc_bl_level, sc_bl_on;
1.1 macallan 86: struct vcons_screen sc_console_screen;
87: struct wsscreen_descr sc_defaultscreen_descr;
88: const struct wsscreen_descr *sc_screens[1];
89: struct wsscreen_list sc_screenlist;
90: struct vcons_data vd;
91: int sc_mode;
92: u_char sc_cmap_red[256];
93: u_char sc_cmap_green[256];
94: u_char sc_cmap_blue[256];
95: /* engine stuff */
96: uint32_t sc_master_cntl;
1.29 macallan 97: glyphcache sc_gc;
1.1 macallan 98: };
99:
100: static int r128fb_match(device_t, cfdata_t, void *);
101: static void r128fb_attach(device_t, device_t, void *);
102:
103: CFATTACH_DECL_NEW(r128fb, sizeof(struct r128fb_softc),
104: r128fb_match, r128fb_attach, NULL, NULL);
105:
106: static int r128fb_ioctl(void *, void *, u_long, void *, int,
107: struct lwp *);
108: static paddr_t r128fb_mmap(void *, void *, off_t, int);
109: static void r128fb_init_screen(void *, struct vcons_screen *, int, long *);
110:
111: static int r128fb_putcmap(struct r128fb_softc *, struct wsdisplay_cmap *);
112: static int r128fb_getcmap(struct r128fb_softc *, struct wsdisplay_cmap *);
113: static void r128fb_restore_palette(struct r128fb_softc *);
114: static int r128fb_putpalreg(struct r128fb_softc *, uint8_t, uint8_t,
115: uint8_t, uint8_t);
116:
117: static void r128fb_init(struct r128fb_softc *);
118: static void r128fb_flush_engine(struct r128fb_softc *);
119: static void r128fb_rectfill(struct r128fb_softc *, int, int, int, int,
120: uint32_t);
1.29 macallan 121: static void r128fb_bitblt(void *, int, int, int, int, int,
1.1 macallan 122: int, int);
123:
124: static void r128fb_cursor(void *, int, int, int);
125: static void r128fb_putchar(void *, int, int, u_int, long);
1.24 macallan 126: static void r128fb_putchar_aa(void *, int, int, u_int, long);
1.1 macallan 127: static void r128fb_copycols(void *, int, int, int, int);
128: static void r128fb_erasecols(void *, int, int, int, long);
129: static void r128fb_copyrows(void *, int, int, int);
130: static void r128fb_eraserows(void *, int, int, long);
131:
1.11 macallan 132: static void r128fb_brightness_up(device_t);
133: static void r128fb_brightness_down(device_t);
1.14 macallan 134: /* set backlight level */
1.11 macallan 135: static void r128fb_set_backlight(struct r128fb_softc *, int);
1.14 macallan 136: /* turn backlight on and off without messing with the level */
137: static void r128fb_switch_backlight(struct r128fb_softc *, int);
1.11 macallan 138:
1.1 macallan 139: struct wsdisplay_accessops r128fb_accessops = {
140: r128fb_ioctl,
141: r128fb_mmap,
142: NULL, /* alloc_screen */
143: NULL, /* free_screen */
144: NULL, /* show_screen */
145: NULL, /* load_font */
146: NULL, /* pollc */
147: NULL /* scroll */
148: };
149:
150: static inline void
151: r128fb_wait(struct r128fb_softc *sc, int slots)
152: {
153: uint32_t reg;
154:
155: do {
156: reg = (bus_space_read_4(sc->sc_memt, sc->sc_regh,
157: R128_GUI_STAT) & R128_GUI_FIFOCNT_MASK);
158: } while (reg <= slots);
159: }
160:
161: static void
162: r128fb_flush_engine(struct r128fb_softc *sc)
163: {
164: uint32_t reg;
165:
166: reg = bus_space_read_4(sc->sc_memt, sc->sc_regh, R128_PC_NGUI_CTLSTAT);
167: reg |= R128_PC_FLUSH_ALL;
168: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_PC_NGUI_CTLSTAT, reg);
169: do {
170: reg = bus_space_read_4(sc->sc_memt, sc->sc_regh,
171: R128_PC_NGUI_CTLSTAT);
172: } while (reg & R128_PC_BUSY);
173: }
174:
175: static int
176: r128fb_match(device_t parent, cfdata_t match, void *aux)
177: {
178: struct pci_attach_args *pa = (struct pci_attach_args *)aux;
179:
1.5 macallan 180: if (PCI_CLASS(pa->pa_class) != PCI_CLASS_DISPLAY)
1.1 macallan 181: return 0;
182: if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_ATI)
183: return 0;
184:
1.5 macallan 185: /* only cards tested on so far - likely need a list */
186: if ((PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ATI_RAGE1AGP4XT) ||
1.6 jmcneill 187: (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ATI_RAGE3AGP4XT) ||
1.10 jmmv 188: (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ATI_RAGEGLPCI) ||
1.6 jmcneill 189: (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ATI_RAGE_MOB_M3_AGP))
1.1 macallan 190: return 100;
191: return (0);
192: }
193:
194: static void
195: r128fb_attach(device_t parent, device_t self, void *aux)
196: {
197: struct r128fb_softc *sc = device_private(self);
198: struct pci_attach_args *pa = aux;
199: struct rasops_info *ri;
1.14 macallan 200: bus_space_tag_t tag;
1.1 macallan 201: struct wsemuldisplaydev_attach_args aa;
202: prop_dictionary_t dict;
203: unsigned long defattr;
204: bool is_console;
1.22 macallan 205: int i, j;
206: uint32_t reg, flags;
1.33 macallan 207: uint8_t cmap[768];
1.1 macallan 208:
209: sc->sc_pc = pa->pa_pc;
210: sc->sc_pcitag = pa->pa_tag;
211: sc->sc_memt = pa->pa_memt;
212: sc->sc_iot = pa->pa_iot;
213: sc->sc_dev = self;
214:
1.28 drochner 215: pci_aprint_devinfo(pa, NULL);
1.1 macallan 216:
217: /* fill in parameters from properties */
218: dict = device_properties(self);
219: if (!prop_dictionary_get_uint32(dict, "width", &sc->sc_width)) {
220: aprint_error("%s: no width property\n", device_xname(self));
221: return;
222: }
223: if (!prop_dictionary_get_uint32(dict, "height", &sc->sc_height)) {
224: aprint_error("%s: no height property\n", device_xname(self));
225: return;
226: }
1.34 macallan 227:
228: #ifdef GLYPHCACHE_DEBUG
229: /* leave some visible VRAM unused so we can see the glyph cache */
1.36 macallan 230: sc->sc_height -= 200;
1.34 macallan 231: #endif
232:
1.1 macallan 233: if (!prop_dictionary_get_uint32(dict, "depth", &sc->sc_depth)) {
234: aprint_error("%s: no depth property\n", device_xname(self));
235: return;
236: }
237: if (!prop_dictionary_get_uint32(dict, "linebytes", &sc->sc_stride)) {
238: aprint_error("%s: no linebytes property\n",
239: device_xname(self));
240: return;
241: }
242:
243: prop_dictionary_get_bool(dict, "is_console", &is_console);
244:
1.13 macallan 245: if (pci_mapreg_info(pa->pa_pc, pa->pa_tag, 0x10, PCI_MAPREG_TYPE_MEM,
246: &sc->sc_fb, &sc->sc_fbsize, &flags)) {
1.1 macallan 247: aprint_error("%s: failed to map the frame buffer.\n",
248: device_xname(sc->sc_dev));
249: }
250:
251: if (pci_mapreg_map(pa, 0x18, PCI_MAPREG_TYPE_MEM, 0,
1.14 macallan 252: &tag, &sc->sc_regh, &sc->sc_reg, &sc->sc_regsize)) {
1.1 macallan 253: aprint_error("%s: failed to map registers.\n",
254: device_xname(sc->sc_dev));
255: }
256:
257: aprint_normal("%s: %d MB aperture at 0x%08x\n", device_xname(self),
1.2 macallan 258: (int)(sc->sc_fbsize >> 20), (uint32_t)sc->sc_fb);
1.1 macallan 259:
260: sc->sc_defaultscreen_descr = (struct wsscreen_descr){
261: "default",
262: 0, 0,
263: NULL,
264: 8, 16,
265: WSSCREEN_WSCOLORS | WSSCREEN_HILIT,
266: NULL
267: };
268: sc->sc_screens[0] = &sc->sc_defaultscreen_descr;
269: sc->sc_screenlist = (struct wsscreen_list){1, sc->sc_screens};
270: sc->sc_mode = WSDISPLAYIO_MODE_EMUL;
271: sc->sc_locked = 0;
272:
273: vcons_init(&sc->vd, sc, &sc->sc_defaultscreen_descr,
274: &r128fb_accessops);
275: sc->vd.init_screen = r128fb_init_screen;
276:
277: /* init engine here */
278: r128fb_init(sc);
279:
280: ri = &sc->sc_console_screen.scr_ri;
281:
1.29 macallan 282: sc->sc_gc.gc_bitblt = r128fb_bitblt;
283: sc->sc_gc.gc_blitcookie = sc;
284: sc->sc_gc.gc_rop = R128_ROP3_S;
1.1 macallan 285: if (is_console) {
286: vcons_init_screen(&sc->vd, &sc->sc_console_screen, 1,
287: &defattr);
288: sc->sc_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC;
289:
1.9 macallan 290: r128fb_rectfill(sc, 0, 0, sc->sc_width, sc->sc_height,
291: ri->ri_devcmap[(defattr >> 16) & 0xff]);
1.1 macallan 292: sc->sc_defaultscreen_descr.textops = &ri->ri_ops;
293: sc->sc_defaultscreen_descr.capabilities = ri->ri_caps;
294: sc->sc_defaultscreen_descr.nrows = ri->ri_rows;
295: sc->sc_defaultscreen_descr.ncols = ri->ri_cols;
1.31 macallan 296: glyphcache_init(&sc->sc_gc, sc->sc_height + 5,
1.34 macallan 297: (0x800000 / sc->sc_stride) - sc->sc_height - 5,
1.29 macallan 298: sc->sc_width,
299: ri->ri_font->fontwidth,
300: ri->ri_font->fontheight,
301: defattr);
1.1 macallan 302: wsdisplay_cnattach(&sc->sc_defaultscreen_descr, ri, 0, 0,
303: defattr);
1.9 macallan 304: vcons_replay_msgbuf(&sc->sc_console_screen);
1.1 macallan 305: } else {
306: /*
307: * since we're not the console we can postpone the rest
308: * until someone actually allocates a screen for us
309: */
1.35 macallan 310: if (sc->sc_console_screen.scr_ri.ri_rows == 0) {
311: /* do some minimal setup to avoid weirdnesses later */
312: vcons_init_screen(&sc->vd, &sc->sc_console_screen, 1,
313: &defattr);
1.37 ! macallan 314: } else
! 315: (*ri->ri_ops.allocattr)(ri, 0, 0, 0, &defattr);
1.34 macallan 316: glyphcache_init(&sc->sc_gc, sc->sc_height + 5,
317: (0x800000 / sc->sc_stride) - sc->sc_height - 5,
1.29 macallan 318: sc->sc_width,
319: ri->ri_font->fontwidth,
320: ri->ri_font->fontheight,
321: defattr);
1.1 macallan 322: }
323:
1.33 macallan 324: j = 0;
325: rasops_get_cmap(ri, cmap, sizeof(cmap));
326: for (i = 0; i < 256; i++) {
327: sc->sc_cmap_red[i] = cmap[j];
328: sc->sc_cmap_green[i] = cmap[j + 1];
329: sc->sc_cmap_blue[i] = cmap[j + 2];
330: r128fb_putpalreg(sc, i, cmap[j], cmap[j + 1], cmap[j + 2]);
331: j += 3;
332: }
333:
1.11 macallan 334: /* no suspend/resume support yet */
335: pmf_device_register(sc->sc_dev, NULL, NULL);
1.16 macallan 336:
1.11 macallan 337: reg = bus_space_read_4(sc->sc_memt, sc->sc_regh, R128_LVDS_GEN_CNTL);
1.16 macallan 338: DPRINTF("R128_LVDS_GEN_CNTL: %08x\n", reg);
1.11 macallan 339: if (reg & R128_LVDS_ON) {
340: sc->sc_have_backlight = 1;
1.14 macallan 341: sc->sc_bl_on = 1;
1.11 macallan 342: sc->sc_bl_level = 255 -
343: ((reg & R128_LEVEL_MASK) >> R128_LEVEL_SHIFT);
344: pmf_event_register(sc->sc_dev, PMFE_DISPLAY_BRIGHTNESS_UP,
345: r128fb_brightness_up, TRUE);
346: pmf_event_register(sc->sc_dev, PMFE_DISPLAY_BRIGHTNESS_DOWN,
347: r128fb_brightness_down, TRUE);
1.12 macallan 348: aprint_verbose("%s: LVDS output is active, enabling backlight"
349: " control\n", device_xname(self));
1.11 macallan 350: } else
351: sc->sc_have_backlight = 0;
1.12 macallan 352:
353: aa.console = is_console;
354: aa.scrdata = &sc->sc_screenlist;
355: aa.accessops = &r128fb_accessops;
356: aa.accesscookie = &sc->vd;
357:
358: config_found(sc->sc_dev, &aa, wsemuldisplaydevprint);
1.1 macallan 359: }
360:
361: static int
362: r128fb_ioctl(void *v, void *vs, u_long cmd, void *data, int flag,
363: struct lwp *l)
364: {
365: struct vcons_data *vd = v;
366: struct r128fb_softc *sc = vd->cookie;
367: struct wsdisplay_fbinfo *wdf;
368: struct vcons_screen *ms = vd->active;
1.12 macallan 369: struct wsdisplay_param *param;
1.1 macallan 370:
371: switch (cmd) {
1.17 cegger 372: case WSDISPLAYIO_GTYPE:
373: *(u_int *)data = WSDISPLAY_TYPE_PCIMISC;
374: return 0;
1.1 macallan 375:
1.17 cegger 376: /* PCI config read/write passthrough. */
377: case PCI_IOC_CFGREAD:
378: case PCI_IOC_CFGWRITE:
1.20 cegger 379: return pci_devioctl(sc->sc_pc, sc->sc_pcitag,
380: cmd, data, flag, l);
381:
382: case WSDISPLAYIO_GET_BUSID:
1.36 macallan 383: return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc,
384: sc->sc_pcitag, data);
1.17 cegger 385:
386: case WSDISPLAYIO_GINFO:
387: if (ms == NULL)
388: return ENODEV;
389: wdf = (void *)data;
390: wdf->height = ms->scr_ri.ri_height;
391: wdf->width = ms->scr_ri.ri_width;
392: wdf->depth = ms->scr_ri.ri_depth;
393: wdf->cmsize = 256;
394: return 0;
1.1 macallan 395:
1.17 cegger 396: case WSDISPLAYIO_GETCMAP:
397: return r128fb_getcmap(sc,
398: (struct wsdisplay_cmap *)data);
399:
400: case WSDISPLAYIO_PUTCMAP:
401: return r128fb_putcmap(sc,
402: (struct wsdisplay_cmap *)data);
1.1 macallan 403:
1.17 cegger 404: case WSDISPLAYIO_LINEBYTES:
405: *(u_int *)data = sc->sc_stride;
406: return 0;
1.1 macallan 407:
1.17 cegger 408: case WSDISPLAYIO_SMODE: {
409: int new_mode = *(int*)data;
410: if (new_mode != sc->sc_mode) {
411: sc->sc_mode = new_mode;
412: if(new_mode == WSDISPLAYIO_MODE_EMUL) {
413: r128fb_init(sc);
414: r128fb_restore_palette(sc);
1.29 macallan 415: glyphcache_wipe(&sc->sc_gc);
1.19 macallan 416: r128fb_rectfill(sc, 0, 0, sc->sc_width,
417: sc->sc_height, ms->scr_ri.ri_devcmap[
418: (ms->scr_defattr >> 16) & 0xff]);
1.17 cegger 419: vcons_redraw_screen(ms);
1.1 macallan 420: }
1.17 cegger 421: }
422: }
423: return 0;
1.12 macallan 424:
1.17 cegger 425: case WSDISPLAYIO_GETPARAM:
426: param = (struct wsdisplay_param *)data;
427: if (sc->sc_have_backlight == 0)
1.13 macallan 428: return EPASSTHROUGH;
1.17 cegger 429: switch (param->param) {
430: case WSDISPLAYIO_PARAM_BRIGHTNESS:
431: param->min = 0;
432: param->max = 255;
433: param->curval = sc->sc_bl_level;
434: return 0;
435: case WSDISPLAYIO_PARAM_BACKLIGHT:
436: param->min = 0;
437: param->max = 1;
438: param->curval = sc->sc_bl_on;
439: return 0;
440: }
441: return EPASSTHROUGH;
1.12 macallan 442:
1.17 cegger 443: case WSDISPLAYIO_SETPARAM:
444: param = (struct wsdisplay_param *)data;
445: if (sc->sc_have_backlight == 0)
1.13 macallan 446: return EPASSTHROUGH;
1.17 cegger 447: switch (param->param) {
448: case WSDISPLAYIO_PARAM_BRIGHTNESS:
449: r128fb_set_backlight(sc, param->curval);
450: return 0;
451: case WSDISPLAYIO_PARAM_BACKLIGHT:
452: r128fb_switch_backlight(sc, param->curval);
453: return 0;
454: }
455: return EPASSTHROUGH;
1.22 macallan 456: case WSDISPLAYIO_GET_EDID: {
457: struct wsdisplayio_edid_info *d = data;
458: return wsdisplayio_get_edid(sc->sc_dev, d);
459: }
1.1 macallan 460: }
461: return EPASSTHROUGH;
462: }
463:
464: static paddr_t
465: r128fb_mmap(void *v, void *vs, off_t offset, int prot)
466: {
467: struct vcons_data *vd = v;
468: struct r128fb_softc *sc = vd->cookie;
469: paddr_t pa;
470:
471: /* 'regular' framebuffer mmap()ing */
472: if (offset < sc->sc_fbsize) {
473: pa = bus_space_mmap(sc->sc_memt, sc->sc_fb + offset, 0, prot,
474: BUS_SPACE_MAP_LINEAR);
475: return pa;
476: }
477:
478: /*
479: * restrict all other mappings to processes with superuser privileges
480: * or the kernel itself
481: */
1.32 elad 482: if (kauth_authorize_machdep(kauth_cred_get(), KAUTH_MACHDEP_UNMANAGEDMEM,
483: NULL, NULL, NULL, NULL) != 0) {
1.8 elad 484: aprint_normal("%s: mmap() rejected.\n",
485: device_xname(sc->sc_dev));
486: return -1;
1.1 macallan 487: }
488:
489: if ((offset >= sc->sc_fb) && (offset < (sc->sc_fb + sc->sc_fbsize))) {
490: pa = bus_space_mmap(sc->sc_memt, offset, 0, prot,
491: BUS_SPACE_MAP_LINEAR);
492: return pa;
493: }
494:
495: if ((offset >= sc->sc_reg) &&
496: (offset < (sc->sc_reg + sc->sc_regsize))) {
497: pa = bus_space_mmap(sc->sc_memt, offset, 0, prot,
498: BUS_SPACE_MAP_LINEAR);
499: return pa;
500: }
501:
1.3 macallan 502: #ifdef PCI_MAGIC_IO_RANGE
1.1 macallan 503: /* allow mapping of IO space */
1.3 macallan 504: if ((offset >= PCI_MAGIC_IO_RANGE) &&
505: (offset < PCI_MAGIC_IO_RANGE + 0x10000)) {
506: pa = bus_space_mmap(sc->sc_iot, offset - PCI_MAGIC_IO_RANGE,
507: 0, prot, BUS_SPACE_MAP_LINEAR);
1.1 macallan 508: return pa;
509: }
510: #endif
511:
512: #ifdef OFB_ALLOW_OTHERS
513: if (offset >= 0x80000000) {
514: pa = bus_space_mmap(sc->sc_memt, offset, 0, prot,
515: BUS_SPACE_MAP_LINEAR);
516: return pa;
517: }
518: #endif
519: return -1;
520: }
521:
522: static void
523: r128fb_init_screen(void *cookie, struct vcons_screen *scr,
524: int existing, long *defattr)
525: {
526: struct r128fb_softc *sc = cookie;
527: struct rasops_info *ri = &scr->scr_ri;
528:
529: ri->ri_depth = sc->sc_depth;
530: ri->ri_width = sc->sc_width;
531: ri->ri_height = sc->sc_height;
532: ri->ri_stride = sc->sc_stride;
1.13 macallan 533: ri->ri_flg = RI_CENTER;
1.23 macallan 534: if (sc->sc_depth == 8)
535: ri->ri_flg |= RI_8BIT_IS_RGB | RI_ENABLE_ALPHA;
1.1 macallan 536:
1.27 macallan 537: rasops_init(ri, 0, 0);
1.1 macallan 538: ri->ri_caps = WSSCREEN_WSCOLORS;
1.22 macallan 539: #ifdef VCONS_DRAW_INTR
540: scr->scr_flags |= VCONS_DONT_READ;
541: #endif
1.1 macallan 542:
543: rasops_reconfig(ri, sc->sc_height / ri->ri_font->fontheight,
544: sc->sc_width / ri->ri_font->fontwidth);
545:
546: ri->ri_hw = scr;
547: ri->ri_ops.copyrows = r128fb_copyrows;
548: ri->ri_ops.copycols = r128fb_copycols;
549: ri->ri_ops.eraserows = r128fb_eraserows;
550: ri->ri_ops.erasecols = r128fb_erasecols;
551: ri->ri_ops.cursor = r128fb_cursor;
1.24 macallan 552: if (FONT_IS_ALPHA(ri->ri_font)) {
553: ri->ri_ops.putchar = r128fb_putchar_aa;
554: } else
555: ri->ri_ops.putchar = r128fb_putchar;
1.1 macallan 556: }
557:
558: static int
559: r128fb_putcmap(struct r128fb_softc *sc, struct wsdisplay_cmap *cm)
560: {
561: u_char *r, *g, *b;
562: u_int index = cm->index;
563: u_int count = cm->count;
564: int i, error;
565: u_char rbuf[256], gbuf[256], bbuf[256];
566:
567: #ifdef R128FB_DEBUG
568: aprint_debug("putcmap: %d %d\n",index, count);
569: #endif
570: if (cm->index >= 256 || cm->count > 256 ||
571: (cm->index + cm->count) > 256)
572: return EINVAL;
573: error = copyin(cm->red, &rbuf[index], count);
574: if (error)
575: return error;
576: error = copyin(cm->green, &gbuf[index], count);
577: if (error)
578: return error;
579: error = copyin(cm->blue, &bbuf[index], count);
580: if (error)
581: return error;
582:
583: memcpy(&sc->sc_cmap_red[index], &rbuf[index], count);
584: memcpy(&sc->sc_cmap_green[index], &gbuf[index], count);
585: memcpy(&sc->sc_cmap_blue[index], &bbuf[index], count);
586:
587: r = &sc->sc_cmap_red[index];
588: g = &sc->sc_cmap_green[index];
589: b = &sc->sc_cmap_blue[index];
590:
591: for (i = 0; i < count; i++) {
592: r128fb_putpalreg(sc, index, *r, *g, *b);
593: index++;
594: r++, g++, b++;
595: }
596: return 0;
597: }
598:
599: static int
600: r128fb_getcmap(struct r128fb_softc *sc, struct wsdisplay_cmap *cm)
601: {
602: u_int index = cm->index;
603: u_int count = cm->count;
604: int error;
605:
606: if (index >= 255 || count > 256 || index + count > 256)
607: return EINVAL;
608:
609: error = copyout(&sc->sc_cmap_red[index], cm->red, count);
610: if (error)
611: return error;
612: error = copyout(&sc->sc_cmap_green[index], cm->green, count);
613: if (error)
614: return error;
615: error = copyout(&sc->sc_cmap_blue[index], cm->blue, count);
616: if (error)
617: return error;
618:
619: return 0;
620: }
621:
622: static void
623: r128fb_restore_palette(struct r128fb_softc *sc)
624: {
625: int i;
626:
627: for (i = 0; i < (1 << sc->sc_depth); i++) {
628: r128fb_putpalreg(sc, i, sc->sc_cmap_red[i],
629: sc->sc_cmap_green[i], sc->sc_cmap_blue[i]);
630: }
631: }
632:
633: static int
634: r128fb_putpalreg(struct r128fb_softc *sc, uint8_t idx, uint8_t r, uint8_t g,
635: uint8_t b)
636: {
637: uint32_t reg;
638:
639: /* whack the DAC */
640: reg = (r << 16) | (g << 8) | b;
641: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_PALETTE_INDEX, idx);
642: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_PALETTE_DATA, reg);
643: return 0;
644: }
645:
646: static void
647: r128fb_init(struct r128fb_softc *sc)
648: {
1.24 macallan 649: uint32_t datatype, d, reg;
1.1 macallan 650:
651: r128fb_flush_engine(sc);
652:
1.13 macallan 653: r128fb_wait(sc, 9);
1.1 macallan 654: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_CRTC_OFFSET, 0);
655: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DEFAULT_OFFSET, 0);
1.24 macallan 656: /* pitch is in units of 8 pixels */
1.1 macallan 657: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DEFAULT_PITCH,
1.24 macallan 658: sc->sc_width >> 3);
1.1 macallan 659: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_AUX_SC_CNTL, 0);
660: bus_space_write_4(sc->sc_memt, sc->sc_regh,
661: R128_DEFAULT_SC_BOTTOM_RIGHT,
662: R128_DEFAULT_SC_RIGHT_MAX | R128_DEFAULT_SC_BOTTOM_MAX);
663: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_SC_TOP_LEFT, 0);
664: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_SC_BOTTOM_RIGHT,
665: R128_DEFAULT_SC_RIGHT_MAX | R128_DEFAULT_SC_BOTTOM_MAX);
1.13 macallan 666: bus_space_write_4(sc->sc_memt, sc->sc_regh,
667: R128_DEFAULT_SC_BOTTOM_RIGHT,
668: R128_DEFAULT_SC_RIGHT_MAX | R128_DEFAULT_SC_BOTTOM_MAX);
669:
1.24 macallan 670: #if 0
1.13 macallan 671: #if BYTE_ORDER == BIG_ENDIAN
1.1 macallan 672: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DP_DATATYPE,
673: R128_HOST_BIG_ENDIAN_EN);
1.13 macallan 674: #else
1.18 macallan 675: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DP_DATATYPE, 0);
1.13 macallan 676: #endif
1.24 macallan 677: #endif
678: r128fb_wait(sc, 7);
1.1 macallan 679: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_SRC_PITCH,
1.24 macallan 680: sc->sc_width >> 3);
1.1 macallan 681: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DST_PITCH,
1.24 macallan 682: sc->sc_width >> 3);
1.1 macallan 683: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_SRC_OFFSET, 0);
684: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DST_OFFSET, 0);
685: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DP_WRITE_MASK,
686: 0xffffffff);
687:
688: switch (sc->sc_depth) {
689: case 8:
690: datatype = R128_GMC_DST_8BPP_CI;
1.24 macallan 691: d = R128_CRTC_COLOR_8BIT;
1.1 macallan 692: break;
693: case 15:
694: datatype = R128_GMC_DST_15BPP;
1.24 macallan 695: d = R128_CRTC_COLOR_15BIT;
1.1 macallan 696: break;
697: case 16:
698: datatype = R128_GMC_DST_16BPP;
1.24 macallan 699: d = R128_CRTC_COLOR_16BIT;
1.1 macallan 700: break;
701: case 24:
702: datatype = R128_GMC_DST_24BPP;
1.24 macallan 703: d = R128_CRTC_COLOR_24BIT;
1.1 macallan 704: break;
705: case 32:
706: datatype = R128_GMC_DST_32BPP;
1.24 macallan 707: d = R128_CRTC_COLOR_32BIT;
1.1 macallan 708: break;
709: default:
710: aprint_error("%s: unsupported depth %d\n",
711: device_xname(sc->sc_dev), sc->sc_depth);
712: return;
713: }
714: sc->sc_master_cntl = R128_GMC_CLR_CMP_CNTL_DIS |
715: R128_GMC_AUX_CLIP_DIS | datatype;
1.24 macallan 716: reg = bus_space_read_4(sc->sc_memt, sc->sc_regh, R128_CRTC_GEN_CNTL);
717: DPRINTF("depth: %d\n", reg & R128_CRTC_PIX_WIDTH);
718: reg &= ~R128_CRTC_PIX_WIDTH;
719: reg |= d;
720: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_CRTC_GEN_CNTL, reg);
721: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_CRTC_PITCH, sc->sc_width >> 3);
1.1 macallan 722: r128fb_flush_engine(sc);
723: }
724:
725: static void
726: r128fb_rectfill(struct r128fb_softc *sc, int x, int y, int wi, int he,
727: uint32_t colour)
728: {
729:
1.13 macallan 730: r128fb_wait(sc, 5);
1.1 macallan 731: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DP_GUI_MASTER_CNTL,
732: R128_GMC_BRUSH_SOLID_COLOR |
733: R128_GMC_SRC_DATATYPE_COLOR |
734: R128_ROP3_P |
735: sc->sc_master_cntl);
736:
737: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DP_BRUSH_FRGD_CLR,
738: colour);
739: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DP_CNTL,
740: R128_DST_X_LEFT_TO_RIGHT | R128_DST_Y_TOP_TO_BOTTOM);
741: /* now feed it coordinates */
742: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DST_X_Y,
743: (x << 16) | y);
744: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DST_WIDTH_HEIGHT,
745: (wi << 16) | he);
746: }
747:
748: static void
1.29 macallan 749: r128fb_bitblt(void *cookie, int xs, int ys, int xd, int yd,
1.1 macallan 750: int wi, int he, int rop)
751: {
1.29 macallan 752: struct r128fb_softc *sc = cookie;
1.1 macallan 753: uint32_t dp_cntl = 0;
754:
755: r128fb_wait(sc, 5);
756: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DP_GUI_MASTER_CNTL,
757: R128_GMC_BRUSH_SOLID_COLOR |
758: R128_GMC_SRC_DATATYPE_COLOR |
759: rop |
760: R128_DP_SRC_SOURCE_MEMORY |
761: sc->sc_master_cntl);
762:
763: if (yd <= ys) {
764: dp_cntl = R128_DST_Y_TOP_TO_BOTTOM;
765: } else {
766: ys += he - 1;
767: yd += he - 1;
768: }
769: if (xd <= xs) {
770: dp_cntl |= R128_DST_X_LEFT_TO_RIGHT;
771: } else {
772: xs += wi - 1;
773: xd += wi - 1;
774: }
775: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DP_CNTL, dp_cntl);
776:
777: /* now feed it coordinates */
778: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_SRC_X_Y,
779: (xs << 16) | ys);
780: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DST_X_Y,
781: (xd << 16) | yd);
782: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DST_WIDTH_HEIGHT,
783: (wi << 16) | he);
784: }
785:
786: static void
787: r128fb_cursor(void *cookie, int on, int row, int col)
788: {
789: struct rasops_info *ri = cookie;
790: struct vcons_screen *scr = ri->ri_hw;
791: struct r128fb_softc *sc = scr->scr_cookie;
792: int x, y, wi, he;
793:
794: wi = ri->ri_font->fontwidth;
795: he = ri->ri_font->fontheight;
796:
797: if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
798: x = ri->ri_ccol * wi + ri->ri_xorigin;
799: y = ri->ri_crow * he + ri->ri_yorigin;
800: if (ri->ri_flg & RI_CURSOR) {
801: r128fb_bitblt(sc, x, y, x, y, wi, he, R128_ROP3_Dn);
802: ri->ri_flg &= ~RI_CURSOR;
803: }
804: ri->ri_crow = row;
805: ri->ri_ccol = col;
806: if (on) {
807: x = ri->ri_ccol * wi + ri->ri_xorigin;
808: y = ri->ri_crow * he + ri->ri_yorigin;
809: r128fb_bitblt(sc, x, y, x, y, wi, he, R128_ROP3_Dn);
1.7 yamt 810: ri->ri_flg |= RI_CURSOR;
1.1 macallan 811: }
812: } else {
813: scr->scr_ri.ri_crow = row;
814: scr->scr_ri.ri_ccol = col;
815: scr->scr_ri.ri_flg &= ~RI_CURSOR;
816: }
817:
818: }
819:
820: static void
821: r128fb_putchar(void *cookie, int row, int col, u_int c, long attr)
822: {
1.13 macallan 823: struct rasops_info *ri = cookie;
824: struct wsdisplay_font *font = PICK_FONT(ri, c);
825: struct vcons_screen *scr = ri->ri_hw;
826: struct r128fb_softc *sc = scr->scr_cookie;
1.23 macallan 827: void *data;
828: uint32_t fg, bg;
1.26 macallan 829: int i, x, y, wi, he, offset;
1.23 macallan 830:
831: if (sc->sc_mode != WSDISPLAYIO_MODE_EMUL)
832: return;
1.13 macallan 833:
1.23 macallan 834: if (!CHAR_IN_FONT(c, font))
835: return;
836:
837: wi = font->fontwidth;
838: he = font->fontheight;
839:
840: bg = ri->ri_devcmap[(attr >> 16) & 0xf];
841: fg = ri->ri_devcmap[(attr >> 24) & 0xf];
842: x = ri->ri_xorigin + col * wi;
843: y = ri->ri_yorigin + row * he;
1.24 macallan 844:
1.23 macallan 845: if (c == 0x20) {
846: r128fb_rectfill(sc, x, y, wi, he, bg);
847: return;
848: }
1.13 macallan 849:
1.26 macallan 850: data = WSFONT_GLYPH(c, font);
1.23 macallan 851:
1.24 macallan 852: r128fb_wait(sc, 8);
853:
854: bus_space_write_4(sc->sc_memt, sc->sc_regh,
855: R128_DP_GUI_MASTER_CNTL,
856: R128_GMC_BRUSH_SOLID_COLOR |
857: R128_GMC_SRC_DATATYPE_MONO_FG_BG |
858: R128_ROP3_S |
859: R128_DP_SRC_SOURCE_HOST_DATA |
860: R128_GMC_DST_CLIPPING |
861: sc->sc_master_cntl);
862:
863: bus_space_write_4(sc->sc_memt, sc->sc_regh,
864: R128_DP_CNTL,
865: R128_DST_Y_TOP_TO_BOTTOM |
866: R128_DST_X_LEFT_TO_RIGHT);
867:
868: bus_space_write_4(sc->sc_memt, sc->sc_regh,
869: R128_DP_SRC_FRGD_CLR, fg);
870: bus_space_write_4(sc->sc_memt, sc->sc_regh,
871: R128_DP_SRC_BKGD_CLR, bg);
872:
873: /*
874: * The Rage 128 doesn't have anything to skip pixels
875: * when colour expanding but all coordinates
876: * are signed so we just clip the leading bytes and
877: * trailing bits away
878: */
879: bus_space_write_4(sc->sc_memt, sc->sc_regh,
880: R128_SC_RIGHT, x + wi - 1);
881: bus_space_write_4(sc->sc_memt, sc->sc_regh,
882: R128_SC_LEFT, x);
883:
884: /* needed? */
885: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_SRC_X_Y, 0);
1.23 macallan 886:
1.24 macallan 887: offset = 32 - (font->stride << 3);
888: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DST_X_Y,
889: ((x - offset) << 16) | y);
890: bus_space_write_4(sc->sc_memt, sc->sc_regh,
891: R128_DST_WIDTH_HEIGHT, (32 << 16) | he);
1.13 macallan 892:
1.24 macallan 893: r128fb_wait(sc, he);
894: switch (font->stride) {
895: case 1: {
896: uint8_t *data8 = data;
897: uint32_t reg;
898: for (i = 0; i < he; i++) {
899: reg = *data8;
900: bus_space_write_stream_4(sc->sc_memt,
901: sc->sc_regh, R128_HOST_DATA0, reg);
902: data8++;
1.13 macallan 903: }
1.24 macallan 904: break;
905: }
906: case 2: {
907: uint16_t *data16 = data;
908: uint32_t reg;
909: for (i = 0; i < he; i++) {
910: reg = *data16;
911: bus_space_write_stream_4(sc->sc_memt,
912: sc->sc_regh, R128_HOST_DATA0, reg);
913: data16++;
1.13 macallan 914: }
1.24 macallan 915: break;
1.23 macallan 916: }
1.24 macallan 917: }
918: }
919:
920: static void
921: r128fb_putchar_aa(void *cookie, int row, int col, u_int c, long attr)
922: {
923: struct rasops_info *ri = cookie;
924: struct wsdisplay_font *font = PICK_FONT(ri, c);
925: struct vcons_screen *scr = ri->ri_hw;
926: struct r128fb_softc *sc = scr->scr_cookie;
927: uint32_t bg, latch = 0, bg8, fg8, pixel;
1.26 macallan 928: int i, x, y, wi, he, r, g, b, aval;
1.24 macallan 929: int r1, g1, b1, r0, g0, b0, fgo, bgo;
930: uint8_t *data8;
1.31 macallan 931: int rv, cnt = 0;
1.24 macallan 932:
933: if (sc->sc_mode != WSDISPLAYIO_MODE_EMUL)
934: return;
935:
936: if (!CHAR_IN_FONT(c, font))
937: return;
938:
939: wi = font->fontwidth;
940: he = font->fontheight;
941:
942: bg = ri->ri_devcmap[(attr >> 16) & 0xf];
943: x = ri->ri_xorigin + col * wi;
944: y = ri->ri_yorigin + row * he;
945: if (c == 0x20) {
946: r128fb_rectfill(sc, x, y, wi, he, bg);
947: return;
948: }
949:
1.29 macallan 950: rv = glyphcache_try(&sc->sc_gc, c, x, y, attr);
951: if (rv == GC_OK)
952: return;
953:
1.26 macallan 954: data8 = WSFONT_GLYPH(c, font);
1.24 macallan 955:
956: r128fb_wait(sc, 5);
957: bus_space_write_4(sc->sc_memt, sc->sc_regh,
958: R128_DP_GUI_MASTER_CNTL,
959: R128_GMC_BRUSH_SOLID_COLOR |
960: R128_GMC_SRC_DATATYPE_COLOR |
961: R128_ROP3_S |
962: R128_DP_SRC_SOURCE_HOST_DATA |
963: sc->sc_master_cntl);
964:
965: bus_space_write_4(sc->sc_memt, sc->sc_regh,
966: R128_DP_CNTL,
967: R128_DST_Y_TOP_TO_BOTTOM |
968: R128_DST_X_LEFT_TO_RIGHT);
969:
970: /* needed? */
971: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_SRC_X_Y, 0);
972: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DST_X_Y,
973: (x << 16) | y);
974: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_DST_WIDTH_HEIGHT,
975: (wi << 16) | he);
1.23 macallan 976:
1.24 macallan 977: /*
978: * we need the RGB colours here, so get offsets into rasops_cmap
979: */
980: fgo = ((attr >> 24) & 0xf) * 3;
981: bgo = ((attr >> 16) & 0xf) * 3;
1.23 macallan 982:
1.24 macallan 983: r0 = rasops_cmap[bgo];
984: r1 = rasops_cmap[fgo];
985: g0 = rasops_cmap[bgo + 1];
986: g1 = rasops_cmap[fgo + 1];
987: b0 = rasops_cmap[bgo + 2];
988: b1 = rasops_cmap[fgo + 2];
1.23 macallan 989: #define R3G3B2(r, g, b) ((r & 0xe0) | ((g >> 3) & 0x1c) | (b >> 6))
1.24 macallan 990: bg8 = R3G3B2(r0, g0, b0);
991: fg8 = R3G3B2(r1, g1, b1);
1.31 macallan 992:
993: r128fb_wait(sc, 16);
994:
1.24 macallan 995: for (i = 0; i < ri->ri_fontscale; i++) {
996: aval = *data8;
997: if (aval == 0) {
998: pixel = bg8;
999: } else if (aval == 255) {
1000: pixel = fg8;
1001: } else {
1002: r = aval * r1 + (255 - aval) * r0;
1003: g = aval * g1 + (255 - aval) * g0;
1004: b = aval * b1 + (255 - aval) * b0;
1005: pixel = ((r & 0xe000) >> 8) |
1006: ((g & 0xe000) >> 11) |
1007: ((b & 0xc000) >> 14);
1.23 macallan 1008: }
1.24 macallan 1009: latch = (latch << 8) | pixel;
1010: /* write in 32bit chunks */
1011: if ((i & 3) == 3) {
1.23 macallan 1012: bus_space_write_stream_4(sc->sc_memt, sc->sc_regh,
1.24 macallan 1013: R128_HOST_DATA0, latch);
1014: /*
1015: * not strictly necessary, old data should be shifted
1016: * out
1017: */
1018: latch = 0;
1.31 macallan 1019: cnt++;
1020: if (cnt > 15) {
1021: r128fb_wait(sc, 16);
1022: cnt = 0;
1023: }
1.13 macallan 1024: }
1.24 macallan 1025: data8++;
1026: }
1027: /* if we have pixels left in latch write them out */
1028: if ((i & 3) != 0) {
1029: latch = latch << ((4 - (i & 3)) << 3);
1030: bus_space_write_stream_4(sc->sc_memt, sc->sc_regh,
1031: R128_HOST_DATA0, latch);
1.13 macallan 1032: }
1.29 macallan 1033: if (rv == GC_ADD) {
1034: glyphcache_add(&sc->sc_gc, c, x, y);
1035: }
1.1 macallan 1036: }
1037:
1038: static void
1039: r128fb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols)
1040: {
1041: struct rasops_info *ri = cookie;
1042: struct vcons_screen *scr = ri->ri_hw;
1043: struct r128fb_softc *sc = scr->scr_cookie;
1044: int32_t xs, xd, y, width, height;
1045:
1046: if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
1047: xs = ri->ri_xorigin + ri->ri_font->fontwidth * srccol;
1048: xd = ri->ri_xorigin + ri->ri_font->fontwidth * dstcol;
1049: y = ri->ri_yorigin + ri->ri_font->fontheight * row;
1050: width = ri->ri_font->fontwidth * ncols;
1051: height = ri->ri_font->fontheight;
1052: r128fb_bitblt(sc, xs, y, xd, y, width, height, R128_ROP3_S);
1053: }
1054: }
1055:
1056: static void
1057: r128fb_erasecols(void *cookie, int row, int startcol, int ncols, long fillattr)
1058: {
1059: struct rasops_info *ri = cookie;
1060: struct vcons_screen *scr = ri->ri_hw;
1061: struct r128fb_softc *sc = scr->scr_cookie;
1062: int32_t x, y, width, height, fg, bg, ul;
1063:
1064: if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
1065: x = ri->ri_xorigin + ri->ri_font->fontwidth * startcol;
1066: y = ri->ri_yorigin + ri->ri_font->fontheight * row;
1067: width = ri->ri_font->fontwidth * ncols;
1068: height = ri->ri_font->fontheight;
1069: rasops_unpack_attr(fillattr, &fg, &bg, &ul);
1070:
1071: r128fb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]);
1072: }
1073: }
1074:
1075: static void
1076: r128fb_copyrows(void *cookie, int srcrow, int dstrow, int nrows)
1077: {
1078: struct rasops_info *ri = cookie;
1079: struct vcons_screen *scr = ri->ri_hw;
1080: struct r128fb_softc *sc = scr->scr_cookie;
1081: int32_t x, ys, yd, width, height;
1082:
1083: if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
1084: x = ri->ri_xorigin;
1085: ys = ri->ri_yorigin + ri->ri_font->fontheight * srcrow;
1086: yd = ri->ri_yorigin + ri->ri_font->fontheight * dstrow;
1087: width = ri->ri_emuwidth;
1.13 macallan 1088: height = ri->ri_font->fontheight * nrows;
1.1 macallan 1089: r128fb_bitblt(sc, x, ys, x, yd, width, height, R128_ROP3_S);
1090: }
1091: }
1092:
1093: static void
1094: r128fb_eraserows(void *cookie, int row, int nrows, long fillattr)
1095: {
1096: struct rasops_info *ri = cookie;
1097: struct vcons_screen *scr = ri->ri_hw;
1098: struct r128fb_softc *sc = scr->scr_cookie;
1099: int32_t x, y, width, height, fg, bg, ul;
1100:
1101: if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
1102: x = ri->ri_xorigin;
1103: y = ri->ri_yorigin + ri->ri_font->fontheight * row;
1104: width = ri->ri_emuwidth;
1105: height = ri->ri_font->fontheight * nrows;
1106: rasops_unpack_attr(fillattr, &fg, &bg, &ul);
1107:
1108: r128fb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]);
1109: }
1110: }
1111:
1.11 macallan 1112: static void
1113: r128fb_set_backlight(struct r128fb_softc *sc, int level)
1114: {
1115: uint32_t reg;
1116:
1.14 macallan 1117: /*
1118: * should we do nothing when backlight is off, should we just store the
1119: * level and use it when turning back on or should we just flip sc_bl_on
1120: * and turn the backlight on?
1121: * For now turn it on so a crashed screensaver can't get the user stuck
1122: * with a dark screen as long as hotkeys work
1123: */
1.11 macallan 1124: if (level > 255) level = 255;
1125: if (level < 0) level = 0;
1126: if (level == sc->sc_bl_level)
1127: return;
1128: sc->sc_bl_level = level;
1.14 macallan 1129: if (sc->sc_bl_on == 0)
1130: sc->sc_bl_on = 1;
1.11 macallan 1131: level = 255 - level;
1132: reg = bus_space_read_4(sc->sc_memt, sc->sc_regh, R128_LVDS_GEN_CNTL);
1133: reg &= ~R128_LEVEL_MASK;
1.21 macallan 1134: reg |= (level << R128_LEVEL_SHIFT);
1.11 macallan 1135: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_LVDS_GEN_CNTL, reg);
1.14 macallan 1136: DPRINTF("backlight level: %d reg %08x\n", level, reg);
1137: }
1138:
1139: static void
1140: r128fb_switch_backlight(struct r128fb_softc *sc, int on)
1141: {
1142: uint32_t reg;
1143: int level;
1144:
1145: if (on == sc->sc_bl_on)
1146: return;
1147: sc->sc_bl_on = on;
1148: reg = bus_space_read_4(sc->sc_memt, sc->sc_regh, R128_LVDS_GEN_CNTL);
1149: reg &= ~R128_LEVEL_MASK;
1150: level = on ? 255 - sc->sc_bl_level : 255;
1151: reg |= level << R128_LEVEL_SHIFT;
1152: bus_space_write_4(sc->sc_memt, sc->sc_regh, R128_LVDS_GEN_CNTL, reg);
1153: DPRINTF("backlight state: %d reg %08x\n", on, reg);
1.11 macallan 1154: }
1155:
1156:
1157: static void
1158: r128fb_brightness_up(device_t dev)
1159: {
1160: struct r128fb_softc *sc = device_private(dev);
1161:
1162: r128fb_set_backlight(sc, sc->sc_bl_level + 8);
1163: }
1164:
1165: static void
1166: r128fb_brightness_down(device_t dev)
1167: {
1168: struct r128fb_softc *sc = device_private(dev);
1169:
1170: r128fb_set_backlight(sc, sc->sc_bl_level - 8);
1171: }
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