/* $NetBSD: grf_dv.c,v 1.12 1997/10/04 09:59:55 thorpej Exp $ */ /*- * Copyright (c) 1996, 1997 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright (c) 1988 University of Utah. * Copyright (c) 1990, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * the Systems Programming Group of the University of Utah Computer * Science Department. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from: Utah $Hdr: grf_dv.c 1.12 93/08/13$ * * @(#)grf_dv.c 8.4 (Berkeley) 1/12/94 */ /* * Graphics routines for the DaVinci, HP98730/98731 Graphics system. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "ite.h" int dv_init __P((struct grf_data *, int, caddr_t)); int dv_mode __P((struct grf_data *, int, caddr_t)); void dv_reset __P((struct dvboxfb *)); int dvbox_intio_match __P((struct device *, struct cfdata *, void *)); void dvbox_intio_attach __P((struct device *, struct device *, void *)); int dvbox_dio_match __P((struct device *, struct cfdata *, void *)); void dvbox_dio_attach __P((struct device *, struct device *, void *)); int dvbox_console_scan __P((int, caddr_t, void *)); void dvboxcnprobe __P((struct consdev *cp)); void dvboxcninit __P((struct consdev *cp)); struct cfattach dvbox_intio_ca = { sizeof(struct grfdev_softc), dvbox_intio_match, dvbox_intio_attach }; struct cfattach dvbox_dio_ca = { sizeof(struct grfdev_softc), dvbox_dio_match, dvbox_dio_attach }; struct cfdriver dvbox_cd = { NULL, "dvbox", DV_DULL }; /* DaVinci grf switch */ struct grfsw dvbox_grfsw = { GID_DAVINCI, GRFDAVINCI, "dvbox", dv_init, dv_mode }; #if NITE > 0 void dvbox_init __P((struct ite_data *)); void dvbox_deinit __P((struct ite_data *)); void dvbox_putc __P((struct ite_data *, int, int, int, int)); void dvbox_cursor __P((struct ite_data *, int)); void dvbox_clear __P((struct ite_data *, int, int, int, int)); void dvbox_scroll __P((struct ite_data *, int, int, int, int)); void dvbox_windowmove __P((struct ite_data *, int, int, int, int, int, int, int)); /* DaVinci ite switch */ struct itesw dvbox_itesw = { dvbox_init, dvbox_deinit, dvbox_clear, dvbox_putc, dvbox_cursor, dvbox_scroll, ite_readbyte, ite_writeglyph }; #endif /* NITE > 0 */ int dvbox_intio_match(parent, match, aux) struct device *parent; struct cfdata *match; void *aux; { struct intio_attach_args *ia = aux; struct grfreg *grf; grf = (struct grfreg *)IIOV(GRFIADDR); if (badaddr((caddr_t)grf)) return (0); if (grf->gr_id == DIO_DEVICE_ID_FRAMEBUFFER && grf->gr_id2 == DIO_DEVICE_SECID_DAVINCI) { ia->ia_addr = (caddr_t)GRFIADDR; return (1); } return (0); } void dvbox_intio_attach(parent, self, aux) struct device *parent, *self; void *aux; { struct grfdev_softc *sc = (struct grfdev_softc *)self; caddr_t grf; grf = (caddr_t)IIOV(GRFIADDR); sc->sc_scode = -1; /* XXX internal i/o */ grfdev_attach(sc, dv_init, grf, &dvbox_grfsw); } int dvbox_dio_match(parent, match, aux) struct device *parent; struct cfdata *match; void *aux; { struct dio_attach_args *da = aux; if (da->da_id == DIO_DEVICE_ID_FRAMEBUFFER && da->da_secid == DIO_DEVICE_SECID_DAVINCI) return (1); return (0); } void dvbox_dio_attach(parent, self, aux) struct device *parent, *self; void *aux; { struct grfdev_softc *sc = (struct grfdev_softc *)self; struct dio_attach_args *da = aux; caddr_t grf; sc->sc_scode = da->da_scode; if (sc->sc_scode == conscode) grf = conaddr; else { grf = iomap(dio_scodetopa(sc->sc_scode), da->da_size); if (grf == 0) { printf("%s: can't map framebuffer\n", sc->sc_dev.dv_xname); return; } } grfdev_attach(sc, dv_init, grf, &dvbox_grfsw); } /* * Initialize hardware. * Must point g_display at a grfinfo structure describing the hardware. * Returns 0 if hardware not present, non-zero ow. */ int dv_init(gp, scode, addr) struct grf_data *gp; int scode; caddr_t addr; { struct dvboxfb *dbp; struct grfinfo *gi = &gp->g_display; int fboff; /* * If the console has been initialized, and it was us, there's * no need to repeat this. */ if (consinit_active || (scode != conscode)) { dbp = (struct dvboxfb *) addr; if (ISIIOVA(addr)) gi->gd_regaddr = (caddr_t) IIOP(addr); else gi->gd_regaddr = dio_scodetopa(scode); gi->gd_regsize = 0x20000; gi->gd_fbwidth = (dbp->fbwmsb << 8) | dbp->fbwlsb; gi->gd_fbheight = (dbp->fbhmsb << 8) | dbp->fbhlsb; gi->gd_fbsize = gi->gd_fbwidth * gi->gd_fbheight; fboff = (dbp->fbomsb << 8) | dbp->fbolsb; gi->gd_fbaddr = (caddr_t) (*((u_char *)addr + fboff) << 16); if (gi->gd_regaddr >= (caddr_t)DIOIIBASE) { /* * For DIO II space the fbaddr just computed is * the offset from the select code base (regaddr) * of the framebuffer. Hence it is also implicitly * the size of the set. */ gi->gd_regsize = (int) gi->gd_fbaddr; gi->gd_fbaddr += (int) gi->gd_regaddr; gp->g_regkva = addr; gp->g_fbkva = addr + gi->gd_regsize; } else { /* * For DIO space we need to map the seperate * framebuffer. */ gp->g_regkva = addr; gp->g_fbkva = iomap(gi->gd_fbaddr, gi->gd_fbsize); } gi->gd_dwidth = (dbp->dwmsb << 8) | dbp->dwlsb; gi->gd_dheight = (dbp->dwmsb << 8) | dbp->dwlsb; gi->gd_planes = 0; /* ?? */ gi->gd_colors = 256; dv_reset(dbp); } return(1); } /* * Magic code herein. */ void dv_reset(dbp) struct dvboxfb *dbp; { dbp->reset = 0x80; DELAY(100); dbp->interrupt = 0x04; dbp->en_scan = 0x01; dbp->fbwen = ~0; dbp->opwen = ~0; dbp->fold = 0x01; dbp->drive = 0x01; dbp->rep_rule = 0x33; dbp->alt_rr = 0x33; dbp->zrr = 0x33; dbp->fbvenp = 0xFF; dbp->dispen = 0x01; dbp->fbvens = 0x0; dbp->fv_trig = 0x01; DELAY(100); dbp->vdrive = 0x0; dbp->zconfig = 0x0; while (dbp->wbusy & 0x01) DELAY(100); dbp->cmapbank = 0; dbp->red0 = 0; dbp->red1 = 0; dbp->green0 = 0; dbp->green1 = 0; dbp->blue0 = 0; dbp->blue1 = 0; dbp->panxh = 0; dbp->panxl = 0; dbp->panyh = 0; dbp->panyl = 0; dbp->zoom = 0; dbp->cdwidth = 0x50; dbp->chstart = 0x52; dbp->cvwidth = 0x22; dbp->pz_trig = 1; } /* * Change the mode of the display. * Right now all we can do is grfon/grfoff. * Return a UNIX error number or 0 for success. */ int dv_mode(gp, cmd, data) struct grf_data *gp; int cmd; caddr_t data; { struct dvboxfb *dbp; int error = 0; dbp = (struct dvboxfb *) gp->g_regkva; switch (cmd) { case GM_GRFON: dbp->dispen = 0x01; break; case GM_GRFOFF: break; case GM_GRFOVON: dbp->opwen = 0xF; dbp->drive = 0x10; break; case GM_GRFOVOFF: dbp->opwen = 0; dbp->drive = 0x01; break; /* * Remember UVA of mapping for GCDESCRIBE. * XXX this should be per-process. */ case GM_MAP: gp->g_data = data; break; case GM_UNMAP: gp->g_data = 0; break; #ifdef COMPAT_HPUX case GM_DESCRIBE: { struct grf_fbinfo *fi = (struct grf_fbinfo *)data; struct grfinfo *gi = &gp->g_display; int i; /* feed it what HP-UX expects */ fi->id = gi->gd_id; fi->mapsize = gi->gd_fbsize; fi->dwidth = gi->gd_dwidth; fi->dlength = gi->gd_dheight; fi->width = gi->gd_fbwidth; fi->length = gi->gd_fbheight; fi->bpp = NBBY; fi->xlen = (fi->width * fi->bpp) / NBBY; fi->npl = gi->gd_planes; fi->bppu = fi->npl; fi->nplbytes = fi->xlen * ((fi->length * fi->bpp) / NBBY); bcopy("HP98730", fi->name, 8); fi->attr = 2; /* HW block mover */ /* * If mapped, return the UVA where mapped. */ if (gp->g_data) { fi->regbase = gp->g_data; fi->fbbase = fi->regbase + gp->g_display.gd_regsize; } else { fi->fbbase = 0; fi->regbase = 0; } for (i = 0; i < 6; i++) fi->regions[i] = 0; break; } #endif default: error = EINVAL; break; } return(error); } #if NITE > 0 /* * DaVinci ite routines */ #define REGBASE ((struct dvboxfb *)(ip->regbase)) #define WINDOWMOVER dvbox_windowmove void dvbox_init(ip) struct ite_data *ip; { int i; /* XXX */ if (ip->regbase == 0) { struct grf_data *gp = ip->grf; ip->regbase = gp->g_regkva; ip->fbbase = gp->g_fbkva; ip->fbwidth = gp->g_display.gd_fbwidth; ip->fbheight = gp->g_display.gd_fbheight; ip->dwidth = gp->g_display.gd_dwidth; ip->dheight = gp->g_display.gd_dheight; /* * XXX some displays (e.g. the davinci) appear * to return a display height greater than the * returned FB height. Guess we should go back * to getting the display dimensions from the * fontrom... */ if (ip->dwidth > ip->fbwidth) ip->dwidth = ip->fbwidth; if (ip->dheight > ip->fbheight) ip->dheight = ip->fbheight; } dv_reset((struct dvboxfb *)ip->regbase); /* * Turn on frame buffer, turn on overlay planes, set replacement * rule, enable top overlay plane writes for ite, disable all frame * buffer planes, set byte per pixel, and display frame buffer 0. * Lastly, turn on the box. */ REGBASE->interrupt = 0x04; REGBASE->drive = 0x10; REGBASE->rep_rule = RR_COPY << 4 | RR_COPY; REGBASE->opwen = 0x01; REGBASE->fbwen = 0x0; REGBASE->fold = 0x01; REGBASE->vdrive = 0x0; REGBASE->dispen = 0x01; /* * Video enable top overlay plane. */ REGBASE->opvenp = 0x01; REGBASE->opvens = 0x01; /* * Make sure that overlay planes override frame buffer planes. */ REGBASE->ovly0p = 0x0; REGBASE->ovly0s = 0x0; REGBASE->ovly1p = 0x0; REGBASE->ovly1s = 0x0; REGBASE->fv_trig = 0x1; DELAY(100); /* * Setup the overlay colormaps. Need to set the 0,1 (black/white) * color for both banks. */ for (i = 0; i <= 1; i++) { REGBASE->cmapbank = i; REGBASE->rgb[0].red = 0x00; REGBASE->rgb[0].green = 0x00; REGBASE->rgb[0].blue = 0x00; REGBASE->rgb[1].red = 0xFF; REGBASE->rgb[1].green = 0xFF; REGBASE->rgb[1].blue = 0xFF; } REGBASE->cmapbank = 0; db_waitbusy(ip->regbase); ite_fontinfo(ip); ite_fontinit(ip); /* * Clear the (visible) framebuffer. */ dvbox_windowmove(ip, 0, 0, 0, 0, ip->dheight, ip->dwidth, RR_CLEAR); db_waitbusy(ip->regbase); /* * Stash the inverted cursor. */ dvbox_windowmove(ip, charY(ip, ' '), charX(ip, ' '), ip->cblanky, ip->cblankx, ip->ftheight, ip->ftwidth, RR_COPYINVERTED); } void dvbox_deinit(ip) struct ite_data *ip; { dvbox_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR); db_waitbusy(ip->regbase); ip->flags &= ~ITE_INITED; } void dvbox_putc(ip, c, dy, dx, mode) struct ite_data *ip; int dy, dx, c, mode; { int wrr = ((mode == ATTR_INV) ? RR_COPYINVERTED : RR_COPY); dvbox_windowmove(ip, charY(ip, c), charX(ip, c), dy * ip->ftheight, dx * ip->ftwidth, ip->ftheight, ip->ftwidth, wrr); } void dvbox_cursor(ip, flag) struct ite_data *ip; int flag; { if (flag == DRAW_CURSOR) draw_cursor(ip) else if (flag == MOVE_CURSOR) { erase_cursor(ip) draw_cursor(ip) } else erase_cursor(ip) } void dvbox_clear(ip, sy, sx, h, w) struct ite_data *ip; int sy, sx, h, w; { dvbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, sy * ip->ftheight, sx * ip->ftwidth, h * ip->ftheight, w * ip->ftwidth, RR_CLEAR); } void dvbox_scroll(ip, sy, sx, count, dir) struct ite_data *ip; int sy, count, dir, sx; { int dy; int dx = sx; int height = 1; int width = ip->cols; if (dir == SCROLL_UP) { dy = sy - count; height = ip->rows - sy; } else if (dir == SCROLL_DOWN) { dy = sy + count; height = ip->rows - dy - 1; } else if (dir == SCROLL_RIGHT) { dy = sy; dx = sx + count; width = ip->cols - dx; } else { dy = sy; dx = sx - count; width = ip->cols - sx; } dvbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, dy * ip->ftheight, dx * ip->ftwidth, height * ip->ftheight, width * ip->ftwidth, RR_COPY); } void dvbox_windowmove(ip, sy, sx, dy, dx, h, w, func) struct ite_data *ip; int sy, sx, dy, dx, h, w, func; { struct dvboxfb *dp = REGBASE; if (h == 0 || w == 0) return; db_waitbusy(ip->regbase); dp->rep_rule = func << 4 | func; dp->source_y = sy; dp->source_x = sx; dp->dest_y = dy; dp->dest_x = dx; dp->wheight = h; dp->wwidth = w; dp->wmove = 1; } /* * DaVinci console support */ int dvbox_console_scan(scode, va, arg) int scode; caddr_t va; void *arg; { struct grfreg *grf = (struct grfreg *)va; struct consdev *cp = arg; u_char *dioiidev; int force = 0, pri; if ((grf->gr_id == GRFHWID) && (grf->gr_id2 == GID_DAVINCI)) { pri = CN_NORMAL; #ifdef CONSCODE /* * Raise our priority, if appropriate. */ if (scode == CONSCODE) { pri = CN_REMOTE; force = conforced = 1; } #endif /* Only raise priority. */ if (pri > cp->cn_pri) cp->cn_pri = pri; /* * If our priority is higher than the currently-remembered * console, stash our priority. */ if (((cn_tab == NULL) || (cp->cn_pri > cn_tab->cn_pri)) || force) { cn_tab = cp; if (scode >= 132) { dioiidev = (u_char *)va; return ((dioiidev[0x101] + 1) * 0x100000); } return (DIOCSIZE); } } return (0); } void dvboxcnprobe(cp) struct consdev *cp; { int maj; caddr_t va; struct grfreg *grf; int force = 0; maj = ite_major(); /* initialize required fields */ cp->cn_dev = makedev(maj, 0); /* XXX */ cp->cn_pri = CN_DEAD; /* Abort early if console is already forced. */ if (conforced) return; /* Look for "internal" framebuffer. */ va = (caddr_t)IIOV(GRFIADDR); grf = (struct grfreg *)va; if (!badaddr(va) && ((grf->gr_id == GRFHWID) && (grf->gr_id2 == GID_DAVINCI))) { cp->cn_pri = CN_INTERNAL; #ifdef CONSCODE /* * Raise our priority and save some work, if appropriate. */ if (CONSCODE == -1) { cp->cn_pri = CN_REMOTE; force = conforced = 1; } #endif /* * If our priority is higher than the currently * remembered console, stash our priority, and * unmap whichever device might be currently mapped. * Since we're internal, we set the saved size to 0 * so they don't attempt to unmap our fixed VA later. */ if (((cn_tab == NULL) || (cp->cn_pri > cn_tab->cn_pri)) || force) { cn_tab = cp; if (convasize) iounmap(conaddr, convasize); conscode = -1; conaddr = va; convasize = 0; } } console_scan(dvbox_console_scan, cp); } void dvboxcninit(cp) struct consdev *cp; { struct grf_data *gp = &grf_cn; /* * Initialize the framebuffer hardware. */ (void)dv_init(gp, conscode, conaddr); /* * Set up required grf data. */ gp->g_sw = &dvbox_grfsw; gp->g_display.gd_id = gp->g_sw->gd_swid; gp->g_flags = GF_ALIVE; /* * Initialize the terminal emulator. */ itecninit(gp, &dvbox_itesw); } #endif /* NITE > 0 */