Annotation of sys/arch/mac68k/dev/macfb.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: macfb.c,v 1.18 2006/11/29 12:13:54 miod Exp $ */
! 2: /* $NetBSD: macfb.c,v 1.11 2005/01/15 16:00:59 chs Exp $ */
! 3: /*
! 4: * Copyright (c) 1998 Matt DeBergalis
! 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: * 3. All advertising materials mentioning features or use of this software
! 16: * must display the following acknowledgement:
! 17: * This product includes software developed by Matt DeBergalis
! 18: * 4. The name of the author may not be used to endorse or promote products
! 19: * derived from this software without specific prior written permission
! 20: *
! 21: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 22: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 23: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 24: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 25: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 26: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 27: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 28: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 29: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 30: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 31: */
! 32:
! 33: #include <sys/param.h>
! 34: #include <sys/systm.h>
! 35: #include <sys/kernel.h>
! 36: #include <sys/device.h>
! 37: #include <sys/malloc.h>
! 38:
! 39: #include <machine/cpu.h>
! 40: #include <machine/bus.h>
! 41:
! 42: #include <mac68k/dev/nubus.h>
! 43:
! 44: #include <uvm/uvm_extern.h>
! 45:
! 46: #include <dev/wscons/wsconsio.h>
! 47: #include <dev/wscons/wsdisplayvar.h>
! 48: #include <dev/rasops/rasops.h>
! 49:
! 50: #include <mac68k/dev/macfbvar.h>
! 51:
! 52: struct cfdriver macfb_cd = {
! 53: NULL, "macfb", DV_DULL
! 54: };
! 55:
! 56: int macfb_ioctl(void *, u_long, caddr_t, int, struct proc *);
! 57: paddr_t macfb_mmap(void *, off_t, int);
! 58: int macfb_alloc_screen(void *, const struct wsscreen_descr *,
! 59: void **, int *, int *, long *);
! 60: void macfb_free_screen(void *, void *);
! 61: int macfb_show_screen(void *, void *, int,
! 62: void (*)(void *, int, int), void *);
! 63:
! 64: const struct wsdisplay_accessops macfb_accessops = {
! 65: macfb_ioctl,
! 66: macfb_mmap,
! 67: macfb_alloc_screen,
! 68: macfb_free_screen,
! 69: macfb_show_screen,
! 70: NULL, /* load_font */
! 71: NULL, /* scrollback */
! 72: NULL, /* getchar */
! 73: NULL /* burner */
! 74: };
! 75:
! 76: int macfb_alloc_cattr(void *, int, int, int, long *);
! 77: int macfb_alloc_hattr(void *, int, int, int, long *);
! 78: int macfb_alloc_mattr(void *, int, int, int, long *);
! 79: int macfb_color_setup(struct macfb_devconfig *);
! 80: int macfb_getcmap(struct macfb_devconfig *, struct wsdisplay_cmap *);
! 81: int macfb_init(struct macfb_devconfig *);
! 82: int macfb_is_console(paddr_t);
! 83: void macfb_palette_setup(struct macfb_devconfig *);
! 84: int macfb_putcmap(struct macfb_devconfig *, struct wsdisplay_cmap *);
! 85:
! 86: paddr_t macfb_consaddr;
! 87:
! 88: static struct macfb_devconfig macfb_console_dc;
! 89:
! 90: /* From Booter via locore */
! 91: extern long videoaddr;
! 92: extern long videorowbytes;
! 93: extern long videobitdepth;
! 94: extern u_long videosize;
! 95: extern u_int32_t mac68k_vidphys;
! 96: extern u_int32_t mac68k_vidlen;
! 97:
! 98: extern int rasops_alloc_cattr(void *, int, int, int, long *);
! 99:
! 100: int
! 101: macfb_is_console(paddr_t addr)
! 102: {
! 103: if (addr != macfb_consaddr && (addr >= NBBASE && addr < NBTOP)) {
! 104: /*
! 105: * This is in the NuBus standard slot space range, so we
! 106: * may well have to look at 0xFssxxxxx, too. Mask off the
! 107: * slot number and duplicate it in bits 20-23, per IM:V
! 108: * pp 459, 463, and IM:VI ch 30 p 17.
! 109: * Note: this is an ugly hack and I wish I knew what
! 110: * to do about it. -- sr
! 111: */
! 112: addr = (paddr_t)(((u_long)addr & 0xff0fffff) |
! 113: (((u_long)addr & 0x0f000000) >> 4));
! 114: }
! 115: return ((mac68k_machine.serial_console & 0x03) == 0
! 116: && (addr == macfb_consaddr));
! 117: }
! 118:
! 119: int
! 120: macfb_init(struct macfb_devconfig *dc)
! 121: {
! 122: struct rasops_info *ri = &dc->dc_ri;
! 123: int bgcolor;
! 124:
! 125: bzero(ri, sizeof(*ri));
! 126: ri->ri_depth = dc->dc_depth;
! 127: ri->ri_stride = dc->dc_rowbytes;
! 128: ri->ri_flg = RI_CENTER;
! 129: ri->ri_bits = (void *)(dc->dc_vaddr + dc->dc_offset);
! 130: ri->ri_width = dc->dc_wid;
! 131: ri->ri_height = dc->dc_ht;
! 132: ri->ri_hw = dc;
! 133:
! 134: /* swap B and R if necessary */
! 135: switch (ri->ri_depth) {
! 136: case 16:
! 137: ri->ri_rnum = 5;
! 138: ri->ri_rpos = 11;
! 139: ri->ri_gnum = 6;
! 140: ri->ri_gpos = 5;
! 141: ri->ri_bnum = 5;
! 142: ri->ri_bpos = 0;
! 143: break;
! 144: case 24:
! 145: case 32:
! 146: ri->ri_rnum = 8;
! 147: ri->ri_rpos = 16;
! 148: ri->ri_gnum = 8;
! 149: ri->ri_gpos = 8;
! 150: ri->ri_bnum = 8;
! 151: ri->ri_bpos = 0;
! 152: break;
! 153: }
! 154:
! 155: /*
! 156: * Ask for an unholy big display, rasops will trim this to more
! 157: * reasonable values.
! 158: */
! 159: if (rasops_init(ri, 160, 160) != 0)
! 160: return (-1);
! 161:
! 162: bgcolor = macfb_color_setup(dc);
! 163:
! 164: /*
! 165: * Clear display. We can't pass RI_CLEAR in ri_flg and have rasops
! 166: * do it for us until we know how to setup the colormap first.
! 167: */
! 168: memset((char *)dc->dc_vaddr + dc->dc_offset, bgcolor,
! 169: dc->dc_rowbytes * dc->dc_ht);
! 170:
! 171: strlcpy(dc->dc_wsd.name, "std", sizeof(dc->dc_wsd.name));
! 172: dc->dc_wsd.ncols = ri->ri_cols;
! 173: dc->dc_wsd.nrows = ri->ri_rows;
! 174: dc->dc_wsd.textops = &ri->ri_ops;
! 175: dc->dc_wsd.fontwidth = ri->ri_font->fontwidth;
! 176: dc->dc_wsd.fontheight = ri->ri_font->fontheight;
! 177: dc->dc_wsd.capabilities = ri->ri_caps;
! 178:
! 179: return (0);
! 180: }
! 181:
! 182: int
! 183: macfb_color_setup(struct macfb_devconfig *dc)
! 184: {
! 185: extern int rasops_alloc_cattr(void *, int, int, int, long *);
! 186: struct rasops_info *ri = &dc->dc_ri;
! 187:
! 188: /* nothing to do for non-indexed modes... */
! 189: if (ri->ri_depth > 8)
! 190: return (0); /* fill in black */
! 191:
! 192: if (dc->dc_setcolor == NULL || ISSET(dc->dc_flags, FB_MACOS_PALETTE) ||
! 193: ri->ri_depth < 2) {
! 194: /*
! 195: * Until we know how to setup the colormap, or if we are
! 196: * already initialized (i.e. glass console), constrain ourselves
! 197: * to mono mode. Note that we need to use our own alloc_attr
! 198: * routine to compensate for inverted black and white colors.
! 199: */
! 200: ri->ri_ops.alloc_attr = macfb_alloc_mattr;
! 201: ri->ri_caps &= ~(WSSCREEN_WSCOLORS | WSSCREEN_HILIT);
! 202: if (ri->ri_depth == 8)
! 203: ri->ri_devcmap[15] = 0xffffffff;
! 204:
! 205: macfb_palette_setup(dc);
! 206:
! 207: return (0xff); /* fill in black inherited from MacOS */
! 208: }
! 209:
! 210: /* start from the rasops colormap */
! 211: bcopy(rasops_cmap, dc->dc_cmap, 256 * 3);
! 212:
! 213: switch (ri->ri_depth) {
! 214: case 2:
! 215: /*
! 216: * 2bpp mode does not really have colors, only two gray
! 217: * shades in addition to black and white, to allow
! 218: * hilighting.
! 219: *
! 220: * Our palette needs to be:
! 221: * 00 black
! 222: * 01 dark gray (highlighted black, sort of)
! 223: * 02 light gray (normal white)
! 224: * 03 white (highlighted white)
! 225: */
! 226: bcopy(dc->dc_cmap + (255 - WSCOL_WHITE) * 3,
! 227: dc->dc_cmap + 1 * 3, 3);
! 228: bcopy(dc->dc_cmap + WSCOL_WHITE * 3, dc->dc_cmap + 2 * 3, 3);
! 229: bcopy(dc->dc_cmap + (8 + WSCOL_WHITE) * 3,
! 230: dc->dc_cmap + 3 * 3, 3);
! 231: ri->ri_caps |= WSSCREEN_HILIT;
! 232: ri->ri_ops.alloc_attr = macfb_alloc_hattr;
! 233: break;
! 234: case 4:
! 235: /*
! 236: * Tweak colormap
! 237: *
! 238: * Due to the way rasops cursor work, we need to provide
! 239: * inverted copies of the 8 basic colors as the other 8
! 240: * in 4bpp mode.
! 241: */
! 242: bcopy(dc->dc_cmap + (256 - 8) * 3, dc->dc_cmap + 8 * 3, 8 * 3);
! 243: ri->ri_caps |= WSSCREEN_WSCOLORS;
! 244: ri->ri_ops.alloc_attr = macfb_alloc_cattr;
! 245: break;
! 246: default:
! 247: case 8:
! 248: break;
! 249: }
! 250:
! 251: (*dc->dc_setcolor)(dc, 0, 1 << ri->ri_depth);
! 252:
! 253: return (WSCOL_BLACK); /* fill in our own black */
! 254: }
! 255:
! 256: /*
! 257: * Initialize a black and white, MacOS compatible, shadow colormap.
! 258: * This is necessary if we still want to be able to run X11 with colors.
! 259: */
! 260: void
! 261: macfb_palette_setup(struct macfb_devconfig *dc)
! 262: {
! 263: memset(dc->dc_cmap, 0xff, 3); /* white */
! 264: bzero(dc->dc_cmap + 3, 255 * 3); /* black */
! 265: }
! 266:
! 267: /*
! 268: * Attribute allocator for monochrome displays (either 1bpp or no colormap
! 269: * control). Note that the colors we return are indexes into ri_devcmap which
! 270: * will select the actual bits.
! 271: */
! 272: int
! 273: macfb_alloc_mattr(void *cookie, int fg, int bg, int flg, long *attr)
! 274: {
! 275: if ((flg & (WSATTR_BLINK | WSATTR_HILIT | WSATTR_WSCOLORS)) != 0)
! 276: return (EINVAL);
! 277:
! 278: /*
! 279: * Default values are white on black. However, on indexed displays,
! 280: * 0 is white and all bits set is black.
! 281: */
! 282: if ((flg & WSATTR_REVERSE) != 0) {
! 283: fg = 15;
! 284: bg = 0;
! 285: } else {
! 286: fg = 0;
! 287: bg = 15;
! 288: }
! 289:
! 290: *attr = (bg << 16) | (fg << 24) | ((flg & WSATTR_UNDERLINE) ? 7 : 6);
! 291: return (0);
! 292: }
! 293:
! 294: /*
! 295: * Attribute allocator for 2bpp displays.
! 296: * Note that the colors we return are indexes into ri_devcmap which will
! 297: * select the actual bits.
! 298: */
! 299: int
! 300: macfb_alloc_hattr(void *cookie, int fg, int bg, int flg, long *attr)
! 301: {
! 302: if ((flg & (WSATTR_BLINK | WSATTR_WSCOLORS)) != 0)
! 303: return (EINVAL);
! 304:
! 305: if ((flg & WSATTR_REVERSE) != 0) {
! 306: fg = WSCOL_BLACK;
! 307: bg = WSCOL_WHITE;
! 308: } else {
! 309: fg = WSCOL_WHITE;
! 310: bg = WSCOL_BLACK;
! 311: }
! 312:
! 313: if ((flg & WSATTR_HILIT) != 0)
! 314: fg += 8;
! 315:
! 316: *attr = (bg << 16) | (fg << 24) | ((flg & WSATTR_UNDERLINE) ? 7 : 6);
! 317: return (0);
! 318: }
! 319:
! 320: /*
! 321: * Attribute allocator for 4bpp displays.
! 322: */
! 323: int
! 324: macfb_alloc_cattr(void *cookie, int fg, int bg, int flg, long *attr)
! 325: {
! 326: if ((flg & (WSATTR_BLINK | WSATTR_HILIT)) != 0)
! 327: return (EINVAL);
! 328:
! 329: return (rasops_alloc_cattr(cookie, fg, bg, flg, attr));
! 330: }
! 331:
! 332: void
! 333: macfb_attach_common(struct macfb_softc *sc, struct macfb_devconfig *dc)
! 334: {
! 335: struct wsemuldisplaydev_attach_args waa;
! 336: int isconsole;
! 337:
! 338: /* Print hardware characteristics. */
! 339: printf("%s: %dx%d, ", sc->sc_dev.dv_xname, dc->dc_wid, dc->dc_ht);
! 340: if (dc->dc_depth == 1)
! 341: printf("monochrome");
! 342: else
! 343: printf("%dbit color", dc->dc_depth);
! 344: printf(" display\n");
! 345:
! 346: isconsole = macfb_is_console(sc->sc_basepa + dc->dc_offset);
! 347:
! 348: if (isconsole) {
! 349: macfb_console_dc.dc_setcolor = dc->dc_setcolor;
! 350: macfb_console_dc.dc_cmapregs = dc->dc_cmapregs;
! 351: free(dc, M_DEVBUF);
! 352: dc = sc->sc_dc = &macfb_console_dc;
! 353: dc->dc_nscreens = 1;
! 354: macfb_color_setup(dc);
! 355: /* XXX at this point we should reset the emulation to have
! 356: * it pick better attributes for kernel messages. Oh well. */
! 357: } else {
! 358: sc->sc_dc = dc;
! 359: if (macfb_init(dc) != 0)
! 360: return;
! 361: }
! 362:
! 363: dc->dc_scrlist[0] = &dc->dc_wsd;
! 364: dc->dc_screenlist.nscreens = 1;
! 365: dc->dc_screenlist.screens =
! 366: (const struct wsscreen_descr **)dc->dc_scrlist;
! 367:
! 368: waa.console = isconsole;
! 369: waa.scrdata = &dc->dc_screenlist;
! 370: waa.accessops = &macfb_accessops;
! 371: waa.accesscookie = sc;
! 372: waa.defaultscreens = 0;
! 373:
! 374: config_found((struct device *)sc, &waa, wsemuldisplaydevprint);
! 375: }
! 376:
! 377: int
! 378: macfb_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p)
! 379: {
! 380: struct macfb_softc *sc = v;
! 381: struct macfb_devconfig *dc = sc->sc_dc;
! 382: struct wsdisplay_fbinfo *wdf;
! 383:
! 384: switch (cmd) {
! 385: case WSDISPLAYIO_GTYPE:
! 386: *(int *)data = WSDISPLAY_TYPE_MAC68K;
! 387: break;
! 388: case WSDISPLAYIO_GINFO:
! 389: wdf = (struct wsdisplay_fbinfo *)data;
! 390: wdf->height = dc->dc_ri.ri_height;
! 391: wdf->width = dc->dc_ri.ri_width;
! 392: wdf->depth = dc->dc_ri.ri_depth;
! 393: if (dc->dc_ri.ri_depth > 8 || dc->dc_setcolor == NULL)
! 394: wdf->cmsize = 0;
! 395: else
! 396: wdf->cmsize = 1 << dc->dc_ri.ri_depth;
! 397: break;
! 398: case WSDISPLAYIO_LINEBYTES:
! 399: *(u_int *)data = dc->dc_ri.ri_stride;
! 400: break;
! 401: case WSDISPLAYIO_GETCMAP:
! 402: if (dc->dc_ri.ri_depth > 8 || dc->dc_setcolor == NULL)
! 403: return (0);
! 404: return (macfb_getcmap(dc, (struct wsdisplay_cmap *)data));
! 405: case WSDISPLAYIO_PUTCMAP:
! 406: if (dc->dc_ri.ri_depth > 8 || dc->dc_setcolor == NULL)
! 407: return (0);
! 408: return (macfb_putcmap(dc, (struct wsdisplay_cmap *)data));
! 409: case WSDISPLAYIO_SMODE:
! 410: if (dc->dc_ri.ri_depth > 8 || dc->dc_setcolor == NULL)
! 411: return (0);
! 412: if (*(u_int *)data == WSDISPLAYIO_MODE_EMUL &&
! 413: ISSET(dc->dc_flags, FB_MACOS_PALETTE)) {
! 414: macfb_palette_setup(dc);
! 415: (*dc->dc_setcolor)(dc, 0, 1 << dc->dc_ri.ri_depth);
! 416: /* clear display */
! 417: memset((char *)dc->dc_vaddr + dc->dc_offset, 0xff,
! 418: dc->dc_rowbytes * dc->dc_ht);
! 419: }
! 420: break;
! 421: case WSDISPLAYIO_GVIDEO:
! 422: case WSDISPLAYIO_SVIDEO:
! 423: break;
! 424: default:
! 425: return (-1);
! 426: }
! 427:
! 428: return (0);
! 429: }
! 430:
! 431: paddr_t
! 432: macfb_mmap(void *v, off_t offset, int prot)
! 433: {
! 434: struct macfb_softc *sc = v;
! 435: struct macfb_devconfig *dc = sc->sc_dc;
! 436: paddr_t addr;
! 437:
! 438: if (offset >= 0 &&
! 439: offset < round_page(dc->dc_size))
! 440: addr = atop(dc->dc_paddr + dc->dc_offset + offset);
! 441: else
! 442: addr = (-1);
! 443:
! 444: return addr;
! 445: }
! 446:
! 447: int
! 448: macfb_alloc_screen(void *v, const struct wsscreen_descr *type, void **cookiep,
! 449: int *curxp, int *curyp, long *defattrp)
! 450: {
! 451: struct macfb_softc *sc = v;
! 452: struct rasops_info *ri = &sc->sc_dc->dc_ri;
! 453:
! 454: if (sc->sc_dc->dc_nscreens > 0)
! 455: return (ENOMEM);
! 456:
! 457: *cookiep = ri;
! 458: *curxp = *curyp = 0;
! 459: ri->ri_ops.alloc_attr(ri, 0, 0, 0, defattrp);
! 460: sc->sc_dc->dc_nscreens++;
! 461:
! 462: return (0);
! 463: }
! 464:
! 465: void
! 466: macfb_free_screen(void *v, void *cookie)
! 467: {
! 468: struct macfb_softc *sc = v;
! 469:
! 470: sc->sc_dc->dc_nscreens--;
! 471: }
! 472:
! 473: int
! 474: macfb_show_screen(void *v, void *cookie, int waitok,
! 475: void (*cb)(void *, int, int), void *cbarg)
! 476: {
! 477: return (0);
! 478: }
! 479:
! 480: int
! 481: macfb_getcmap(struct macfb_devconfig *dc, struct wsdisplay_cmap *cm)
! 482: {
! 483: u_int index = cm->index, count = cm->count;
! 484: u_int colcount = 1 << dc->dc_ri.ri_depth;
! 485: int i, error;
! 486: u_int8_t ramp[256], *c, *r;
! 487:
! 488: if (index >= colcount || count > colcount - index)
! 489: return (EINVAL);
! 490:
! 491: /* extract reds */
! 492: c = dc->dc_cmap + 0 + index * 3;
! 493: for (i = count, r = ramp; i != 0; i--)
! 494: *r++ = *c, c += 3;
! 495: if ((error = copyout(ramp, cm->red, count)) != 0)
! 496: return (error);
! 497:
! 498: /* extract greens */
! 499: c = dc->dc_cmap + 1 + index * 3;
! 500: for (i = count, r = ramp; i != 0; i--)
! 501: *r++ = *c, c += 3;
! 502: if ((error = copyout(ramp, cm->green, count)) != 0)
! 503: return (error);
! 504:
! 505: /* extract blues */
! 506: c = dc->dc_cmap + 2 + index * 3;
! 507: for (i = count, r = ramp; i != 0; i--)
! 508: *r++ = *c, c += 3;
! 509: if ((error = copyout(ramp, cm->blue, count)) != 0)
! 510: return (error);
! 511:
! 512: return (0);
! 513: }
! 514:
! 515: int
! 516: macfb_putcmap(struct macfb_devconfig *dc, struct wsdisplay_cmap *cm)
! 517: {
! 518: u_int index = cm->index, count = cm->count;
! 519: u_int colcount = 1 << dc->dc_ri.ri_depth;
! 520: int i, error;
! 521: u_int8_t r[256], g[256], b[256], *nr, *ng, *nb, *c;
! 522:
! 523: if (index >= colcount || count > colcount - index)
! 524: return (EINVAL);
! 525:
! 526: if ((error = copyin(cm->red, r, count)) != 0)
! 527: return (error);
! 528: if ((error = copyin(cm->green, g, count)) != 0)
! 529: return (error);
! 530: if ((error = copyin(cm->blue, b, count)) != 0)
! 531: return (error);
! 532:
! 533: nr = r, ng = g, nb = b;
! 534: c = dc->dc_cmap + index * 3;
! 535: for (i = count; i != 0; i--) {
! 536: *c++ = *nr++;
! 537: *c++ = *ng++;
! 538: *c++ = *nb++;
! 539: }
! 540:
! 541: (*dc->dc_setcolor)(dc, index, index + count);
! 542:
! 543: return (0);
! 544: }
! 545:
! 546: int
! 547: macfb_cnattach()
! 548: {
! 549: struct macfb_devconfig *dc = &macfb_console_dc;
! 550: long defattr;
! 551: struct rasops_info *ri;
! 552:
! 553: dc->dc_vaddr = trunc_page(videoaddr);
! 554: dc->dc_paddr = trunc_page(mac68k_vidphys);
! 555: dc->dc_offset = m68k_page_offset(mac68k_vidphys);
! 556: dc->dc_wid = videosize & 0xffff;
! 557: dc->dc_ht = (videosize >> 16) & 0xffff;
! 558: dc->dc_depth = videobitdepth;
! 559: dc->dc_rowbytes = videorowbytes;
! 560: dc->dc_size = (mac68k_vidlen > 0) ?
! 561: mac68k_vidlen : dc->dc_ht * dc->dc_rowbytes;
! 562:
! 563: /* set up the display */
! 564: dc->dc_flags |= FB_MACOS_PALETTE;
! 565: if (macfb_init(dc) != 0)
! 566: return (-1);
! 567:
! 568: ri = &dc->dc_ri;
! 569: ri->ri_ops.alloc_attr(ri, 0, 0, 0, &defattr);
! 570: wsdisplay_cnattach(&dc->dc_wsd, ri, 0, 0, defattr);
! 571:
! 572: macfb_consaddr = mac68k_vidphys;
! 573: return (0);
! 574: }
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