cgsix_sbus.c revision 1.2.2.2
1 1.2.2.2 bouyer /* $NetBSD: cgsix_sbus.c,v 1.2.2.2 2000/11/20 22:35:48 bouyer Exp $ */ 2 1.2.2.2 bouyer 3 1.2.2.2 bouyer /*- 4 1.2.2.2 bouyer * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 1.2.2.2 bouyer * All rights reserved. 6 1.2.2.2 bouyer * 7 1.2.2.2 bouyer * This code is derived from software contributed to The NetBSD Foundation 8 1.2.2.2 bouyer * by Paul Kranenburg. 9 1.2.2.2 bouyer * 10 1.2.2.2 bouyer * Redistribution and use in source and binary forms, with or without 11 1.2.2.2 bouyer * modification, are permitted provided that the following conditions 12 1.2.2.2 bouyer * are met: 13 1.2.2.2 bouyer * 1. Redistributions of source code must retain the above copyright 14 1.2.2.2 bouyer * notice, this list of conditions and the following disclaimer. 15 1.2.2.2 bouyer * 2. Redistributions in binary form must reproduce the above copyright 16 1.2.2.2 bouyer * notice, this list of conditions and the following disclaimer in the 17 1.2.2.2 bouyer * documentation and/or other materials provided with the distribution. 18 1.2.2.2 bouyer * 3. All advertising materials mentioning features or use of this software 19 1.2.2.2 bouyer * must display the following acknowledgement: 20 1.2.2.2 bouyer * This product includes software developed by the NetBSD 21 1.2.2.2 bouyer * Foundation, Inc. and its contributors. 22 1.2.2.2 bouyer * 4. Neither the name of The NetBSD Foundation nor the names of its 23 1.2.2.2 bouyer * contributors may be used to endorse or promote products derived 24 1.2.2.2 bouyer * from this software without specific prior written permission. 25 1.2.2.2 bouyer * 26 1.2.2.2 bouyer * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 1.2.2.2 bouyer * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 1.2.2.2 bouyer * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 1.2.2.2 bouyer * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 1.2.2.2 bouyer * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 1.2.2.2 bouyer * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 1.2.2.2 bouyer * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 1.2.2.2 bouyer * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 1.2.2.2 bouyer * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 1.2.2.2 bouyer * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 1.2.2.2 bouyer * POSSIBILITY OF SUCH DAMAGE. 37 1.2.2.2 bouyer */ 38 1.2.2.2 bouyer 39 1.2.2.2 bouyer /* 40 1.2.2.2 bouyer * color display (cgsix) driver; Sbus bus front-end. 41 1.2.2.2 bouyer */ 42 1.2.2.2 bouyer 43 1.2.2.2 bouyer #include <sys/param.h> 44 1.2.2.2 bouyer #include <sys/systm.h> 45 1.2.2.2 bouyer #include <sys/buf.h> 46 1.2.2.2 bouyer #include <sys/device.h> 47 1.2.2.2 bouyer #include <sys/ioctl.h> 48 1.2.2.2 bouyer #include <sys/malloc.h> 49 1.2.2.2 bouyer #include <sys/mman.h> 50 1.2.2.2 bouyer #include <sys/tty.h> 51 1.2.2.2 bouyer #include <sys/conf.h> 52 1.2.2.2 bouyer 53 1.2.2.2 bouyer #ifdef DEBUG 54 1.2.2.2 bouyer #include <sys/proc.h> 55 1.2.2.2 bouyer #include <sys/syslog.h> 56 1.2.2.2 bouyer #endif 57 1.2.2.2 bouyer 58 1.2.2.2 bouyer #include <machine/bus.h> 59 1.2.2.2 bouyer #include <machine/autoconf.h> 60 1.2.2.2 bouyer 61 1.2.2.2 bouyer #include <dev/sbus/sbusvar.h> 62 1.2.2.2 bouyer 63 1.2.2.2 bouyer #include <dev/sun/fbio.h> 64 1.2.2.2 bouyer #include <dev/sun/fbvar.h> 65 1.2.2.2 bouyer #include <dev/sun/btreg.h> 66 1.2.2.2 bouyer #include <dev/sun/btvar.h> 67 1.2.2.2 bouyer #include <dev/sun/cgsixreg.h> 68 1.2.2.2 bouyer #include <dev/sun/cgsixvar.h> 69 1.2.2.2 bouyer 70 1.2.2.2 bouyer /* autoconfiguration driver */ 71 1.2.2.2 bouyer static int cgsixmatch __P((struct device *, struct cfdata *, void *)); 72 1.2.2.2 bouyer static void cgsixattach __P((struct device *, struct device *, void *)); 73 1.2.2.2 bouyer 74 1.2.2.2 bouyer /* Allocate an `sbusdev' in addition to the cgsix softc */ 75 1.2.2.2 bouyer struct cgsix_sbus_softc { 76 1.2.2.2 bouyer struct cgsix_softc bss_softc; 77 1.2.2.2 bouyer struct sbusdev bss_sd; 78 1.2.2.2 bouyer }; 79 1.2.2.2 bouyer 80 1.2.2.2 bouyer struct cfattach cgsix_sbus_ca = { 81 1.2.2.2 bouyer sizeof(struct cgsix_sbus_softc), cgsixmatch, cgsixattach 82 1.2.2.2 bouyer }; 83 1.2.2.2 bouyer 84 1.2.2.2 bouyer 85 1.2.2.2 bouyer /* 86 1.2.2.2 bouyer * Match a cgsix. 87 1.2.2.2 bouyer */ 88 1.2.2.2 bouyer int 89 1.2.2.2 bouyer cgsixmatch(parent, cf, aux) 90 1.2.2.2 bouyer struct device *parent; 91 1.2.2.2 bouyer struct cfdata *cf; 92 1.2.2.2 bouyer void *aux; 93 1.2.2.2 bouyer { 94 1.2.2.2 bouyer struct sbus_attach_args *sa = aux; 95 1.2.2.2 bouyer 96 1.2.2.2 bouyer return (strcmp(cf->cf_driver->cd_name, sa->sa_name) == 0); 97 1.2.2.2 bouyer } 98 1.2.2.2 bouyer 99 1.2.2.2 bouyer 100 1.2.2.2 bouyer /* 101 1.2.2.2 bouyer * Attach a cgsix. 102 1.2.2.2 bouyer */ 103 1.2.2.2 bouyer void 104 1.2.2.2 bouyer cgsixattach(parent, self, aux) 105 1.2.2.2 bouyer struct device *parent, *self; 106 1.2.2.2 bouyer void *aux; 107 1.2.2.2 bouyer { 108 1.2.2.2 bouyer struct cgsix_softc *sc = (struct cgsix_softc *)self; 109 1.2.2.2 bouyer struct sbusdev *sd = &((struct cgsix_sbus_softc *)self)->bss_sd; 110 1.2.2.2 bouyer struct sbus_attach_args *sa = aux; 111 1.2.2.2 bouyer struct fbdevice *fb = &sc->sc_fb; 112 1.2.2.2 bouyer int node, isconsole; 113 1.2.2.2 bouyer char *name; 114 1.2.2.2 bouyer bus_space_handle_t bh; 115 1.2.2.2 bouyer 116 1.2.2.2 bouyer /* Remember cookies for cgsix_mmap() */ 117 1.2.2.2 bouyer sc->sc_bustag = sa->sa_bustag; 118 1.2.2.2 bouyer sc->sc_btype = (bus_type_t)sa->sa_slot; 119 1.2.2.2 bouyer sc->sc_paddr = (bus_addr_t)sa->sa_offset; 120 1.2.2.2 bouyer 121 1.2.2.2 bouyer node = sa->sa_node; 122 1.2.2.2 bouyer 123 1.2.2.2 bouyer fb->fb_device = &sc->sc_dev; 124 1.2.2.2 bouyer fb->fb_type.fb_type = FBTYPE_SUNFAST_COLOR; 125 1.2.2.2 bouyer fb->fb_flags = sc->sc_dev.dv_cfdata->cf_flags & FB_USERMASK; 126 1.2.2.2 bouyer fb->fb_type.fb_depth = 8; 127 1.2.2.2 bouyer 128 1.2.2.2 bouyer fb_setsize_obp(fb, fb->fb_type.fb_depth, 1152, 900, node); 129 1.2.2.2 bouyer 130 1.2.2.2 bouyer /* 131 1.2.2.2 bouyer * Dunno what the PROM has mapped, though obviously it must have 132 1.2.2.2 bouyer * the video RAM mapped. Just map what we care about for ourselves 133 1.2.2.2 bouyer * (the FHC, THC, and Brooktree registers). 134 1.2.2.2 bouyer */ 135 1.2.2.2 bouyer if (sbus_bus_map(sa->sa_bustag, sa->sa_slot, 136 1.2.2.2 bouyer sa->sa_offset + CGSIX_BT_OFFSET, 137 1.2.2.2 bouyer sizeof(*sc->sc_bt), 138 1.2.2.2 bouyer BUS_SPACE_MAP_LINEAR, 139 1.2.2.2 bouyer 0, &bh) != 0) { 140 1.2.2.2 bouyer printf("%s: cannot map brooktree registers\n", self->dv_xname); 141 1.2.2.2 bouyer return; 142 1.2.2.2 bouyer } 143 1.2.2.2 bouyer sc->sc_bt = (struct bt_regs *)bh; 144 1.2.2.2 bouyer 145 1.2.2.2 bouyer if (sbus_bus_map(sa->sa_bustag, sa->sa_slot, 146 1.2.2.2 bouyer sa->sa_offset + CGSIX_FHC_OFFSET, 147 1.2.2.2 bouyer sizeof(*sc->sc_fhc), 148 1.2.2.2 bouyer BUS_SPACE_MAP_LINEAR, 149 1.2.2.2 bouyer 0, &bh) != 0) { 150 1.2.2.2 bouyer printf("%s: cannot map FHC registers\n", self->dv_xname); 151 1.2.2.2 bouyer return; 152 1.2.2.2 bouyer } 153 1.2.2.2 bouyer sc->sc_fhc = (int *)bh; 154 1.2.2.2 bouyer 155 1.2.2.2 bouyer if (sbus_bus_map(sa->sa_bustag, sa->sa_slot, 156 1.2.2.2 bouyer sa->sa_offset + CGSIX_THC_OFFSET, 157 1.2.2.2 bouyer sizeof(*sc->sc_thc), 158 1.2.2.2 bouyer BUS_SPACE_MAP_LINEAR, 159 1.2.2.2 bouyer 0, &bh) != 0) { 160 1.2.2.2 bouyer printf("%s: cannot map THC registers\n", self->dv_xname); 161 1.2.2.2 bouyer return; 162 1.2.2.2 bouyer } 163 1.2.2.2 bouyer sc->sc_thc = (struct cg6_thc *)bh; 164 1.2.2.2 bouyer 165 1.2.2.2 bouyer if (sbus_bus_map(sa->sa_bustag, sa->sa_slot, 166 1.2.2.2 bouyer sa->sa_offset + CGSIX_TEC_OFFSET, 167 1.2.2.2 bouyer sizeof(*sc->sc_tec), 168 1.2.2.2 bouyer BUS_SPACE_MAP_LINEAR, 169 1.2.2.2 bouyer 0, &bh) != 0) { 170 1.2.2.2 bouyer printf("%s: cannot map TEC registers\n", self->dv_xname); 171 1.2.2.2 bouyer return; 172 1.2.2.2 bouyer } 173 1.2.2.2 bouyer sc->sc_tec = (struct cg6_tec_xxx *)bh; 174 1.2.2.2 bouyer 175 1.2.2.2 bouyer if (sbus_bus_map(sa->sa_bustag, sa->sa_slot, 176 1.2.2.2 bouyer sa->sa_offset + CGSIX_FBC_OFFSET, 177 1.2.2.2 bouyer sizeof(*sc->sc_fbc), 178 1.2.2.2 bouyer BUS_SPACE_MAP_LINEAR, 179 1.2.2.2 bouyer 0, &bh) != 0) { 180 1.2.2.2 bouyer printf("%s: cannot map FBC registers\n", self->dv_xname); 181 1.2.2.2 bouyer return; 182 1.2.2.2 bouyer } 183 1.2.2.2 bouyer sc->sc_fbc = (struct cg6_fbc *)bh; 184 1.2.2.2 bouyer 185 1.2.2.2 bouyer sbus_establish(sd, &sc->sc_dev); 186 1.2.2.2 bouyer name = getpropstring(node, "model"); 187 1.2.2.2 bouyer 188 1.2.2.2 bouyer isconsole = fb_is_console(node); 189 1.2.2.2 bouyer if (isconsole && cgsix_use_rasterconsole) { 190 1.2.2.2 bouyer int ramsize = fb->fb_type.fb_height * fb->fb_linebytes; 191 1.2.2.2 bouyer if (sbus_bus_map(sa->sa_bustag, sa->sa_slot, 192 1.2.2.2 bouyer sa->sa_offset + CGSIX_RAM_OFFSET, 193 1.2.2.2 bouyer ramsize, 194 1.2.2.2 bouyer BUS_SPACE_MAP_LINEAR, 195 1.2.2.2 bouyer 0, &bh) != 0) { 196 1.2.2.2 bouyer printf("%s: cannot map pixels\n", self->dv_xname); 197 1.2.2.2 bouyer return; 198 1.2.2.2 bouyer } 199 1.2.2.2 bouyer sc->sc_fb.fb_pixels = (caddr_t)bh; 200 1.2.2.2 bouyer } 201 1.2.2.2 bouyer 202 1.2.2.2 bouyer cg6attach(sc, name, isconsole); 203 1.2.2.2 bouyer } 204
Indexes created Fri Oct 31 11:10:07 GMT 2025