/* $OpenBSD: rbox.c,v 1.3 2005/01/16 16:14:10 miod Exp $ */ /* * Copyright (c) 2005, Miodrag Vallat * * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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) 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. 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 $Hdr: grf_rb.c 1.15 93/08/13$ * * @(#)grf_rb.c 8.4 (Berkeley) 1/12/94 */ /* * Graphics routines for the Renaissance, HP98720 Graphics system. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include struct rbox_softc { struct device sc_dev; struct diofb *sc_fb; struct diofb sc_fb_store; int sc_scode; }; int rbox_dio_match(struct device *, void *, void *); void rbox_dio_attach(struct device *, struct device *, void *); int rbox_intio_match(struct device *, void *, void *); void rbox_intio_attach(struct device *, struct device *, void *); struct cfattach rbox_dio_ca = { sizeof(struct rbox_softc), rbox_dio_match, rbox_dio_attach }; struct cfattach rbox_intio_ca = { sizeof(struct rbox_softc), rbox_intio_match, rbox_intio_attach }; struct cfdriver rbox_cd = { NULL, "rbox", DV_DULL }; int rbox_reset(struct diofb *, int, struct diofbreg *); void rbox_setcolor(struct diofb *, u_int, u_int8_t, u_int8_t, u_int8_t); void rbox_windowmove(struct diofb *, u_int16_t, u_int16_t, u_int16_t, u_int16_t, u_int16_t, u_int16_t, int); int rbox_ioctl(void *, u_long, caddr_t, int, struct proc *); void rbox_burner(void *, u_int, u_int); struct wsdisplay_accessops rbox_accessops = { rbox_ioctl, diofb_mmap, diofb_alloc_screen, diofb_free_screen, diofb_show_screen, NULL, /* load_font */ NULL, /* scrollback */ NULL, /* getchar */ rbox_burner }; /* * Attachment glue */ int rbox_intio_match(struct device *parent, void *match, void *aux) { struct intio_attach_args *ia = aux; struct diofbreg *fbr; fbr = (struct diofbreg *)IIOV(GRFIADDR); if (badaddr((caddr_t)fbr)) return (0); if (fbr->id == GRFHWID && fbr->id2 == GID_RENAISSANCE) { ia->ia_addr = (caddr_t)GRFIADDR; return (1); } return (0); } void rbox_intio_attach(struct device *parent, struct device *self, void *aux) { struct rbox_softc *sc = (struct rbox_softc *)self; struct diofbreg *fbr; fbr = (struct diofbreg *)IIOV(GRFIADDR); sc->sc_scode = -1; /* XXX internal i/o */ if (sc->sc_scode == conscode) { sc->sc_fb = &diofb_cn; } else { sc->sc_fb = &sc->sc_fb_store; rbox_reset(sc->sc_fb, sc->sc_scode, fbr); } diofb_end_attach(sc, &rbox_accessops, sc->sc_fb, sc->sc_scode == conscode, 4 /* XXX */, NULL); } int rbox_dio_match(struct device *parent, void *match, void *aux) { struct dio_attach_args *da = aux; if (da->da_id == DIO_DEVICE_ID_FRAMEBUFFER && da->da_secid == DIO_DEVICE_SECID_RENAISSANCE) return (1); return (0); } void rbox_dio_attach(struct device *parent, struct device *self, void *aux) { struct rbox_softc *sc = (struct rbox_softc *)self; struct dio_attach_args *da = aux; struct diofbreg *fbr; sc->sc_scode = da->da_scode; if (sc->sc_scode == conscode) { fbr = (struct diofbreg *)conaddr; /* already mapped */ sc->sc_fb = &diofb_cn; } else { sc->sc_fb = &sc->sc_fb_store; fbr = (struct diofbreg *) iomap(dio_scodetopa(sc->sc_scode), da->da_size); if (fbr == NULL || rbox_reset(sc->sc_fb, sc->sc_scode, fbr) != 0) { printf(": can't map framebuffer\n"); return; } } diofb_end_attach(sc, &rbox_accessops, sc->sc_fb, sc->sc_scode == conscode, 4 /* XXX */, NULL); } /* * Initialize hardware and display routines. */ int rbox_reset(struct diofb *fb, int scode, struct diofbreg *fbr) { volatile struct rboxfb *rb = (struct rboxfb *)fbr; int rc; int i; if ((rc = diofb_fbinquire(fb, scode, fbr)) != 0) return (rc); fb->planes = 8; fb->planemask = (1 << fb->planes) - 1; rb_waitbusy(rb); rb->reset = GRFHWID; DELAY(1000); rb->interrupt = 0x04; rb->video_enable = 0x01; rb->drive = 0x01; rb->vdrive = 0x0; rb->opwen = 0xFF; fb->bmv = rbox_windowmove; diofb_fbsetup(fb); diofb_fontunpack(fb); rb_waitbusy(fb->regkva); /* * Clear color map */ for (i = 0; i < 16; i++) { *(fb->regkva + 0x63c3 + i*4) = 0x0; *(fb->regkva + 0x6403 + i*4) = 0x0; *(fb->regkva + 0x6803 + i*4) = 0x0; *(fb->regkva + 0x6c03 + i*4) = 0x0; *(fb->regkva + 0x73c3 + i*4) = 0x0; *(fb->regkva + 0x7403 + i*4) = 0x0; *(fb->regkva + 0x7803 + i*4) = 0x0; *(fb->regkva + 0x7c03 + i*4) = 0x0; } rb->rep_rule = RBOX_DUALROP(RR_COPY); /* * I cannot figure out how to make the blink planes stop. So, we * must set both colormaps so that when the planes blink, and * the secondary colormap is active, we still get text. */ CM1RED(fb)[0x00].value = 0x00; CM1GRN(fb)[0x00].value = 0x00; CM1BLU(fb)[0x00].value = 0x00; CM1RED(fb)[0x01].value = 0xFF; CM1GRN(fb)[0x01].value = 0xFF; CM1BLU(fb)[0x01].value = 0xFF; CM2RED(fb)[0x00].value = 0x00; CM2GRN(fb)[0x00].value = 0x00; CM2BLU(fb)[0x00].value = 0x00; CM2RED(fb)[0x01].value = 0xFF; CM2GRN(fb)[0x01].value = 0xFF; CM2BLU(fb)[0x01].value = 0xFF; rb->blink = 0x00; rb->write_enable = 0x01; rb->opwen = 0x00; /* * Enable display. */ rb->display_enable = 0x01; return (0); } int rbox_ioctl(void *v, u_long cmd, caddr_t data, int flags, struct proc *p) { struct diofb *fb = v; struct wsdisplay_fbinfo *wdf; switch (cmd) { case WSDISPLAYIO_GTYPE: *(u_int *)data = WSDISPLAY_TYPE_UNKNOWN; break; case WSDISPLAYIO_GINFO: wdf = (void *)data; wdf->height = fb->dheight; wdf->width = fb->dwidth; wdf->depth = fb->planes; wdf->cmsize = 1 << fb->planes; break; case WSDISPLAYIO_LINEBYTES: *(u_int *)data = (fb->fbwidth * fb->planes) >> 3; break; case WSDISPLAYIO_GETCMAP: case WSDISPLAYIO_PUTCMAP: /* XXX TBD */ break; case WSDISPLAYIO_GVIDEO: case WSDISPLAYIO_SVIDEO: break; default: return (-1); } return (0); } void rbox_burner(void *v, u_int on, u_int flags) { struct diofb *fb = v; volatile struct rboxfb *rb = (struct rboxfb *)fb->regkva; if (on) { rb->display_enable = 0x01; } else { rb->display_enable = 0x00; } } void rbox_windowmove(struct diofb *fb, u_int16_t sx, u_int16_t sy, u_int16_t dx, u_int16_t dy, u_int16_t cx, u_int16_t cy, int rop) { volatile struct rboxfb *rb = (struct rboxfb *)fb->regkva; rb_waitbusy(rb); rb->rep_rule = RBOX_DUALROP(rop); rb->source_y = sy; rb->source_x = sx; rb->dest_y = dy; rb->dest_x = dx; rb->wheight = cy; rb->wwidth = cx; rb->wmove = 1; } /* * Renaissance console support */ int rbox_console_scan(int, caddr_t, void *); cons_decl(rbox); int rbox_console_scan(int scode, caddr_t va, void *arg) { struct diofbreg *fbr = (struct diofbreg *)va; struct consdev *cp = arg; int force = 0, pri; if (fbr->id != GRFHWID || fbr->id2 != GID_RENAISSANCE) return (0); pri = CN_INTERNAL; #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; return (DIO_SIZE(scode, va)); } return (0); } void rboxcnprobe(struct consdev *cp) { int maj; caddr_t va; struct diofbreg *fbr; int force = 0; /* Abort early if console is already forced. */ if (conforced) return; for (maj = 0; maj < nchrdev; maj++) { if (cdevsw[maj].d_open == wsdisplayopen) break; } if (maj == nchrdev) return; cp->cn_dev = makedev(maj, 0); cp->cn_pri = CN_DEAD; /* Look for "internal" framebuffer. */ va = (caddr_t)IIOV(GRFIADDR); fbr = (struct diofbreg *)va; if (!badaddr(va) && fbr->id == GRFHWID && fbr->id2 == GID_RENAISSANCE) { cp->cn_pri = CN_INTERNAL; #ifdef CONSCODE if (CONSCODE == -1) { 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(rbox_console_scan, cp, HP300_BUS_DIO); } void rboxcninit(struct consdev *cp) { long defattr; rbox_reset(&diofb_cn, conscode, (struct diofbreg *)conaddr); diofb_alloc_attr(NULL, 0, 0, 0, &defattr); wsdisplay_cnattach(&diofb_cn.wsd, &diofb_cn, 0, 0, defattr); }