/* $OpenBSD: grf_tc.c,v 1.4 1997/02/03 04:47:31 downsj Exp $ */ /* $NetBSD: grf_tc.c,v 1.10 1997/01/30 09:18:50 thorpej Exp $ */ /* * Copyright (c) 1996 Jason R. Thorpe. All rights reserved. * 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 $Hdr: grf_tc.c 1.20 93/08/13$ * * @(#)grf_tc.c 8.4 (Berkeley) 1/12/94 */ /* * Graphics routines for TOPCAT and CATSEYE frame buffers */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "ite.h" int tc_init __P((struct grf_data *, int, caddr_t)); int tc_mode __P((struct grf_data *, int, caddr_t)); void topcat_common_attach __P((struct grfdev_softc *, caddr_t, u_int8_t)); int topcat_intio_match __P((struct device *, void *, void *)); void topcat_intio_attach __P((struct device *, struct device *, void *)); int topcat_dio_match __P((struct device *, void *, void *)); void topcat_dio_attach __P((struct device *, struct device *, void *)); struct cfattach topcat_intio_ca = { sizeof(struct grfdev_softc), topcat_intio_match, topcat_intio_attach }; struct cfattach topcat_dio_ca = { sizeof(struct grfdev_softc), topcat_dio_match, topcat_dio_attach }; struct cfdriver topcat_cd = { NULL, "topcat", DV_DULL }; /* Topcat (bobcat) grf switch */ struct grfsw topcat_grfsw = { GID_TOPCAT, GRFBOBCAT, "topcat", tc_init, tc_mode }; /* Lo-res catseye grf switch */ struct grfsw lrcatseye_grfsw = { GID_LRCATSEYE, GRFCATSEYE, "lo-res catseye", tc_init, tc_mode }; /* Hi-res catseye grf switch */ struct grfsw hrcatseye_grfsw = { GID_HRCCATSEYE, GRFCATSEYE, "hi-res catseye", tc_init, tc_mode }; /* Hi-res monochrome catseye grf switch */ struct grfsw hrmcatseye_grfsw = { GID_HRMCATSEYE, GRFCATSEYE, "hi-res catseye", tc_init, tc_mode }; #if NITE > 0 void topcat_init __P((struct ite_data *)); void topcat_deinit __P((struct ite_data *)); void topcat_putc __P((struct ite_data *, int, int, int, int)); void topcat_cursor __P((struct ite_data *, int)); void topcat_clear __P((struct ite_data *, int, int, int, int)); void topcat_scroll __P((struct ite_data *, int, int, int, int)); void topcat_windowmove __P((struct ite_data *, int, int, int, int, int, int, int)); /* Topcat/catseye ite switch */ struct itesw topcat_itesw = { topcat_init, topcat_deinit, topcat_clear, topcat_putc, topcat_cursor, topcat_scroll, ite_readbyte, ite_writeglyph }; #endif /* NITE > 0 */ int topcat_intio_match(parent, match, aux) struct device *parent; void *match, *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) { switch (grf->gr_id2) { case DIO_DEVICE_SECID_TOPCAT: case DIO_DEVICE_SECID_LRCATSEYE: case DIO_DEVICE_SECID_HRCCATSEYE: case DIO_DEVICE_SECID_HRMCATSEYE: #if 0 case DIO_DEVICE_SECID_XXXCATSEYE: #endif ia->ia_addr = (caddr_t)GRFIADDR; return (1); } } return (0); } void topcat_intio_attach(parent, self, aux) struct device *parent, *self; void *aux; { struct grfdev_softc *sc = (struct grfdev_softc *)self; struct grfreg *grf; grf = (struct grfreg *)IIOV(GRFIADDR); sc->sc_scode = -1; /* XXX internal i/o */ topcat_common_attach(sc, (caddr_t)grf, grf->gr_id2); } int topcat_dio_match(parent, match, aux) struct device *parent; void *match, *aux; { struct dio_attach_args *da = aux; if (da->da_id == DIO_DEVICE_ID_FRAMEBUFFER) { switch (da->da_secid) { case DIO_DEVICE_SECID_TOPCAT: case DIO_DEVICE_SECID_LRCATSEYE: case DIO_DEVICE_SECID_HRCCATSEYE: case DIO_DEVICE_SECID_HRMCATSEYE: #if 0 case DIO_DEVICE_SECID_XXXCATSEYE: #endif return (1); } } return (0); } void topcat_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; } } topcat_common_attach(sc, grf, da->da_secid); } void topcat_common_attach(sc, grf, secid) struct grfdev_softc *sc; caddr_t grf; u_int8_t secid; { struct grfsw *sw; switch (secid) { case DIO_DEVICE_SECID_TOPCAT: sw = &topcat_grfsw; break; case DIO_DEVICE_SECID_LRCATSEYE: sw = &lrcatseye_grfsw; break; case DIO_DEVICE_SECID_HRCCATSEYE: sw = &hrcatseye_grfsw; break; case DIO_DEVICE_SECID_HRMCATSEYE: sw = &hrmcatseye_grfsw; break; #if 0 case DIO_DEVICE_SECID_XXXCATSEYE: sw = XXX? break; #endif default: printf("%s: unkown device 0x%x\n", sc->sc_dev.dv_xname, secid); panic("topcat_common_attach"); } grfdev_attach(sc, tc_init, grf, sw); } /* * Initialize hardware. * Must fill in the grfinfo structure in g_softc. * Returns 0 if hardware not present, non-zero ow. */ int tc_init(gp, scode, addr) struct grf_data *gp; int scode; caddr_t addr; { register struct tcboxfb *tp = (struct tcboxfb *) addr; struct grfinfo *gi = &gp->g_display; volatile u_char *fbp; u_char save; int fboff; /* * If the console has been initialized, and it was us, there's * no need to repeat this. */ if (consinit_active || (scode != conscode)) { if (ISIIOVA(addr)) gi->gd_regaddr = (caddr_t) IIOP(addr); else gi->gd_regaddr = dio_scodetopa(scode); gi->gd_regsize = 0x10000; gi->gd_fbwidth = (tp->fbwmsb << 8) | tp->fbwlsb; gi->gd_fbheight = (tp->fbhmsb << 8) | tp->fbhlsb; gi->gd_fbsize = gi->gd_fbwidth * gi->gd_fbheight; fboff = (tp->fbomsb << 8) | tp->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 register 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 = (tp->dwmsb << 8) | tp->dwlsb; gi->gd_dheight = (tp->dhmsb << 8) | tp->dhlsb; gi->gd_planes = tp->num_planes; gi->gd_colors = 1 << gi->gd_planes; if (gi->gd_colors == 1) { fbp = (u_char *) gp->g_fbkva; tp->wen = ~0; tp->prr = 0x3; tp->fben = ~0; save = *fbp; *fbp = 0xFF; gi->gd_colors = *fbp + 1; *fbp = save; } } return(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. * Function may not be needed anymore. */ /*ARGSUSED*/ int tc_mode(gp, cmd, data) struct grf_data *gp; int cmd; caddr_t data; { int error = 0; switch (cmd) { case GM_GRFON: case GM_GRFOFF: 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); /* XXX */ switch (gp->g_sw->gd_hwid) { case GID_HRCCATSEYE: bcopy("HP98550", fi->name, 8); break; case GID_LRCATSEYE: bcopy("HP98549", fi->name, 8); break; case GID_HRMCATSEYE: bcopy("HP98548", fi->name, 8); break; case GID_TOPCAT: switch (gi->gd_colors) { case 64: bcopy("HP98547", fi->name, 8); break; case 16: bcopy("HP98545", fi->name, 8); break; case 2: bcopy("HP98544", fi->name, 8); break; } break; } 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 /* * Topcat/catseye ite routines */ #define REGBASE ((struct tcboxfb *)(ip->regbase)) #define WINDOWMOVER topcat_windowmove void topcat_init(ip) struct ite_data *ip; { /* XXX */ if (ip->regbase == NULL) { 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; } /* * Catseye looks a lot like a topcat, but not completely. * So, we set some bits to make it work. */ if (REGBASE->fbid != GID_TOPCAT) { while ((REGBASE->catseye_status & 1)) ; REGBASE->catseye_status = 0x0; REGBASE->vb_select = 0x0; REGBASE->tcntrl = 0x0; REGBASE->acntrl = 0x0; REGBASE->pncntrl = 0x0; REGBASE->rug_cmdstat = 0x90; } /* * Determine the number of planes by writing to the first frame * buffer display location, then reading it back. */ REGBASE->wen = ~0; REGBASE->fben = ~0; REGBASE->prr = RR_COPY; *FBBASE = 0xFF; ip->planemask = *FBBASE; /* * Enable reading/writing of all the planes. */ REGBASE->fben = ip->planemask; REGBASE->wen = ip->planemask; REGBASE->ren = ip->planemask; REGBASE->prr = RR_COPY; ite_fontinfo(ip); /* * Clear the framebuffer on all planes. */ topcat_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR); tc_waitbusy(ip->regbase, ip->planemask); ite_fontinit(ip); /* * Initialize color map for color displays */ if (ip->planemask != 1) { tc_waitbusy(ip->regbase, ip->planemask); REGBASE->nblank = 0x01; tccm_waitbusy(ip->regbase); REGBASE->rdata = 0x0; REGBASE->gdata = 0x0; REGBASE->bdata = 0x0; REGBASE->cindex = 0xFF; REGBASE->strobe = 0xFF; DELAY(100); tccm_waitbusy(ip->regbase); REGBASE->rdata = 0x0; REGBASE->gdata = 0x0; REGBASE->bdata = 0x0; REGBASE->cindex = 0x0; DELAY(100); tccm_waitbusy(ip->regbase); REGBASE->rdata = 0xFF; REGBASE->gdata = 0xFF; REGBASE->bdata = 0xFF; REGBASE->cindex = 0xFE; REGBASE->strobe = 0xFF; DELAY(100); tccm_waitbusy(ip->regbase); REGBASE->rdata = 0x0; REGBASE->gdata = 0x0; REGBASE->bdata = 0x0; REGBASE->cindex = 0x0; } /* * Stash the inverted cursor. */ topcat_windowmove(ip, charY(ip, ' '), charX(ip, ' '), ip->cblanky, ip->cblankx, ip->ftheight, ip->ftwidth, RR_COPYINVERTED); } void topcat_deinit(ip) struct ite_data *ip; { topcat_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR); tc_waitbusy(ip->regbase, ip->planemask); REGBASE->nblank = ~0; ip->flags &= ~ITE_INITED; } void topcat_putc(ip, c, dy, dx, mode) struct ite_data *ip; int c, dy, dx, mode; { int wmrr = ((mode == ATTR_INV) ? RR_COPYINVERTED : RR_COPY); topcat_windowmove(ip, charY(ip, c), charX(ip, c), dy * ip->ftheight, dx * ip->ftwidth, ip->ftheight, ip->ftwidth, wmrr); } void topcat_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 topcat_clear(ip, sy, sx, h, w) struct ite_data *ip; int sy, sx, h, w; { topcat_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, sy * ip->ftheight, sx * ip->ftwidth, h * ip->ftheight, w * ip->ftwidth, RR_CLEAR); } void topcat_scroll(ip, sy, sx, count, dir) struct ite_data *ip; int sy, count, dir, sx; { register int dy; register int dx = sx; register int height = 1; register 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; } topcat_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, dy * ip->ftheight, dx * ip->ftwidth, height * ip->ftheight, width * ip->ftwidth, RR_COPY); } void topcat_windowmove(ip, sy, sx, dy, dx, h, w, func) struct ite_data *ip; int sy, sx, dy, dx, h, w, func; { register struct tcboxfb *rp = REGBASE; if (h == 0 || w == 0) return; tc_waitbusy(ip->regbase, ip->planemask); rp->wmrr = func; rp->source_y = sy; rp->source_x = sx; rp->dest_y = dy; rp->dest_x = dx; rp->wheight = h; rp->wwidth = w; rp->wmove = ip->planemask; } /* * Topcat/catseye console support */ int topcat_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) return (0); switch (grf->gr_id2) { case GID_TOPCAT: case GID_LRCATSEYE: case GID_HRCCATSEYE: case GID_HRMCATSEYE: break; default: return (0); } 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 topcatcnprobe(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 the 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)) { switch (grf->gr_id2) { case GID_TOPCAT: case GID_LRCATSEYE: case GID_HRCCATSEYE: case GID_HRMCATSEYE: 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(topcat_console_scan, cp); } void topcatcninit(cp) struct consdev *cp; { struct grf_data *gp = &grf_cn; struct grfreg *grf = (struct grfreg *)conaddr; /* * Initialize the framebuffer hardware. */ (void)tc_init(gp, conscode, conaddr); /* * Set up required grf data. */ switch (grf->gr_id2) { case GID_TOPCAT: gp->g_sw = &topcat_grfsw; break; case GID_LRCATSEYE: gp->g_sw = &lrcatseye_grfsw; break; case GID_HRCCATSEYE: gp->g_sw = &hrcatseye_grfsw; break; case GID_HRMCATSEYE: gp->g_sw = &hrmcatseye_grfsw; break; default: /* THIS SHOULD NEVER HAPPEN! */ panic("topcat console: impossible!"); /* XXX won't see it */ } gp->g_display.gd_id = gp->g_sw->gd_swid; gp->g_flags = GF_ALIVE; /* * Initialize the terminal emulator. */ itecninit(gp, &topcat_itesw); } #endif /* NITE > 0 */