/* $NetBSD: grf_dv.c,v 1.40 2008/04/28 20:23:19 martin 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. * * 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) 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 $Hdr: grf_dv.c 1.12 93/08/13$ * * @(#)grf_dv.c 8.4 (Berkeley) 1/12/94 */ /* * Copyright (c) 1988 University of Utah. * * 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 <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: grf_dv.c,v 1.40 2008/04/28 20:23:19 martin Exp $"); #include <sys/param.h> #include <sys/systm.h> #include <sys/conf.h> #include <sys/device.h> #include <sys/errno.h> #include <sys/ioctl.h> #include <sys/proc.h> #include <sys/tty.h> #include <uvm/uvm_extern.h> #include <machine/autoconf.h> #include <machine/cpu.h> #include <dev/cons.h> #include <hp300/dev/dioreg.h> #include <hp300/dev/diovar.h> #include <hp300/dev/diodevs.h> #include <hp300/dev/intiovar.h> #include <hp300/dev/grfioctl.h> #include <hp300/dev/grfvar.h> #include <hp300/dev/grfreg.h> #include <hp300/dev/grf_dvreg.h> #include <hp300/dev/itevar.h> #include <hp300/dev/itereg.h> #include "ite.h" static int dv_init(struct grf_data *, int, uint8_t *); static int dv_mode(struct grf_data *, int, void *); static void dv_reset(struct dvboxfb *); static int dvbox_intio_match(device_t, cfdata_t, void *); static void dvbox_intio_attach(device_t, device_t, void *); static int dvbox_dio_match(device_t, cfdata_t, void *); static void dvbox_dio_attach(device_t, device_t, void *); int dvboxcnattach(bus_space_tag_t, bus_addr_t, int); CFATTACH_DECL_NEW(dvbox_intio, sizeof(struct grfdev_softc), dvbox_intio_match, dvbox_intio_attach, NULL, NULL); CFATTACH_DECL_NEW(dvbox_dio, sizeof(struct grfdev_softc), dvbox_dio_match, dvbox_dio_attach, NULL, NULL); /* DaVinci grf switch */ static struct grfsw dvbox_grfsw = { GID_DAVINCI, GRFDAVINCI, "dvbox", dv_init, dv_mode }; static int dvconscode; static void *dvconaddr; #if NITE > 0 static void dvbox_init(struct ite_data *); static void dvbox_deinit(struct ite_data *); static void dvbox_putc(struct ite_data *, int, int, int, int); static void dvbox_cursor(struct ite_data *, int); static void dvbox_clear(struct ite_data *, int, int, int, int); static void dvbox_scroll(struct ite_data *, int, int, int, int); static void dvbox_windowmove(struct ite_data *, int, int, int, int, int, int, int); /* DaVinci ite switch */ static struct itesw dvbox_itesw = { dvbox_init, dvbox_deinit, dvbox_clear, dvbox_putc, dvbox_cursor, dvbox_scroll, ite_readbyte, ite_writeglyph }; #endif /* NITE > 0 */ static int dvbox_intio_match(device_t parent, cfdata_t cf, void *aux) { struct intio_attach_args *ia = aux; struct grfreg *grf; if (strcmp("fb",ia->ia_modname) != 0) return 0; if (badaddr((void *)ia->ia_addr)) return 0; grf = (struct grfreg *)ia->ia_addr; if (grf->gr_id == DIO_DEVICE_ID_FRAMEBUFFER && grf->gr_id2 == DIO_DEVICE_SECID_DAVINCI) { return 1; } return 0; } static void dvbox_intio_attach(device_t parent, device_t self, void *aux) { struct grfdev_softc *sc = device_private(self); struct intio_attach_args *ia = aux; void *grf; sc->sc_dev = self; grf = (void *)ia->ia_addr; sc->sc_scode = -1; /* XXX internal i/o */ sc->sc_isconsole = (sc->sc_scode == dvconscode); grfdev_attach(sc, dv_init, grf, &dvbox_grfsw); } static int dvbox_dio_match(device_t parent, cfdata_t cf, 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; } static void dvbox_dio_attach(device_t parent, device_t self, void *aux) { struct grfdev_softc *sc = device_private(self); struct dio_attach_args *da = aux; bus_space_handle_t bsh; void *grf; sc->sc_dev = self; sc->sc_scode = da->da_scode; if (sc->sc_scode == dvconscode) grf = dvconaddr; else { if (bus_space_map(da->da_bst, da->da_addr, da->da_size, 0, &bsh)) { aprint_error(": can't map framebuffer\n"); return; } grf = bus_space_vaddr(da->da_bst, bsh); } sc->sc_isconsole = (sc->sc_scode == dvconscode); 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. */ static int dv_init(struct grf_data *gp, int scode, uint8_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 (scode != dvconscode) { dbp = (struct dvboxfb *)addr; if (ISIIOVA(addr)) gi->gd_regaddr = (void *)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 = (void *)(*(addr + fboff) << 16); if ((vaddr_t)gi->gd_regaddr >= 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 separate * 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(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. */ static int dv_mode(struct grf_data *gp, int cmd, void *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; default: error = EINVAL; break; } return error; } #if NITE > 0 /* * DaVinci ite routines */ #define REGBASE ((struct dvboxfb *)(ip->regbase)) #define WINDOWMOVER dvbox_windowmove static void dvbox_init(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); } static void dvbox_deinit(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; } static void dvbox_putc(struct ite_data *ip, int c, int dy, int dx, int 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); } static void dvbox_cursor(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) } static void dvbox_clear(struct ite_data *ip, int sy, int sx, int h, int w) { dvbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, sy * ip->ftheight, sx * ip->ftwidth, h * ip->ftheight, w * ip->ftwidth, RR_CLEAR); } static void dvbox_scroll(struct ite_data *ip, int sy, int sx, int count, int dir) { 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); } static void dvbox_windowmove(struct ite_data *ip, int sy, int sx, int dy, int dx, int h, int w, int 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 dvboxcnattach(bus_space_tag_t bst, bus_addr_t addr, int scode) { bus_space_handle_t bsh; void *va; struct grfreg *grf; struct grf_data *gp = &grf_cn; int size; if (bus_space_map(bst, addr, PAGE_SIZE, 0, &bsh)) return 1; va = bus_space_vaddr(bst, bsh); grf = (struct grfreg *)va; if (badaddr(va) || (grf->gr_id != GRFHWID) || (grf->gr_id2 != GID_DAVINCI)) { bus_space_unmap(bst, bsh, PAGE_SIZE); return 1; } size = DIO_SIZE(scode, va); bus_space_unmap(bst, bsh, PAGE_SIZE); if (bus_space_map(bst, addr, size, 0, &bsh)) return 1; va = bus_space_vaddr(bst, bsh); /* * Initialize the framebuffer hardware. */ (void)dv_init(gp, scode, va); dvconscode = scode; dvconaddr = va; /* * 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. */ itedisplaycnattach(gp, &dvbox_itesw); return 0; } #endif /* NITE > 0 */