1/* $NetBSD: hyper.c,v 1.2 2011/02/12 16:40:29 tsutsui Exp $ */ 2/* $OpenBSD: hyper.c,v 1.15 2006/04/14 21:05:43 miod Exp $ */ 3 4/* 5 * Copyright (c) 2005, Miodrag Vallat. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 21 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 23 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 25 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 26 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27 * POSSIBILITY OF SUCH DAMAGE. 28 * 29 */ 30/*- 31 * Copyright (c) 1996, 1997 The NetBSD Foundation, Inc. 32 * All rights reserved. 33 * 34 * This code is derived from software contributed to The NetBSD Foundation 35 * by Jason R. Thorpe. 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 1. Redistributions of source code must retain the above copyright 41 * notice, this list of conditions and the following disclaimer. 42 * 2. Redistributions in binary form must reproduce the above copyright 43 * notice, this list of conditions and the following disclaimer in the 44 * documentation and/or other materials provided with the distribution. 45 * 46 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 47 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 48 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 49 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 50 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 51 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 52 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 53 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 54 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 55 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 56 * POSSIBILITY OF SUCH DAMAGE. 57 */ 58 59/* 60 * Copyright (c) 1991 University of Utah. 61 * Copyright (c) 1990, 1993 62 * The Regents of the University of California. All rights reserved. 63 * 64 * This code is derived from software contributed to Berkeley by 65 * the Systems Programming Group of the University of Utah Computer 66 * Science Department and Mark Davies of the Department of Computer 67 * Science, Victoria University of Wellington, New Zealand. 68 * 69 * Redistribution and use in source and binary forms, with or without 70 * modification, are permitted provided that the following conditions 71 * are met: 72 * 1. Redistributions of source code must retain the above copyright 73 * notice, this list of conditions and the following disclaimer. 74 * 2. Redistributions in binary form must reproduce the above copyright 75 * notice, this list of conditions and the following disclaimer in the 76 * documentation and/or other materials provided with the distribution. 77 * 3. Neither the name of the University nor the names of its contributors 78 * may be used to endorse or promote products derived from this software 79 * without specific prior written permission. 80 * 81 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 82 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 83 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 84 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 85 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 86 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 87 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 88 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 89 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 90 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 91 * SUCH DAMAGE. 92 * 93 * from: Utah $Hdr: grf_hy.c 1.2 93/08/13$ 94 * 95 * @(#)grf_hy.c 8.4 (Berkeley) 1/12/94 96 */ 97 98/* 99 * Graphics routines for HYPERION frame buffer 100 */ 101 102#include <sys/param.h> 103#include <sys/systm.h> 104#include <sys/conf.h> 105#include <sys/device.h> 106#include <sys/ioctl.h> 107#include <sys/proc.h> 108#include <sys/bus.h> 109#include <sys/cpu.h> 110 111#include <machine/autoconf.h> 112 113#include <hp300/dev/dioreg.h> 114#include <hp300/dev/diovar.h> 115#include <hp300/dev/diodevs.h> 116#include <hp300/dev/intiovar.h> 117 118#include <dev/wscons/wsconsio.h> 119#include <dev/wscons/wsdisplayvar.h> 120#include <dev/rasops/rasops.h> 121 122#include <hp300/dev/diofbreg.h> 123#include <hp300/dev/diofbvar.h> 124#include <hp300/dev/hyperreg.h> 125 126struct hyper_softc { 127 device_t sc_dev; 128 struct diofb *sc_fb; 129 struct diofb sc_fb_store; 130 int sc_scode; 131}; 132 133static int hyper_match(device_t, cfdata_t, void *); 134static void hyper_attach(device_t, device_t, void *); 135 136CFATTACH_DECL_NEW(hyper, sizeof(struct hyper_softc), 137 hyper_match, hyper_attach, NULL, NULL); 138 139static int hyper_reset(struct diofb *, int, struct diofbreg *); 140 141static int hyper_ioctl(void *, void *, u_long, void *, int, struct lwp *); 142 143static struct wsdisplay_accessops hyper_accessops = { 144 hyper_ioctl, 145 diofb_mmap, 146 diofb_alloc_screen, 147 diofb_free_screen, 148 diofb_show_screen, 149 NULL, /* load_font */ 150}; 151 152/* 153 * Attachment glue 154 */ 155 156int 157hyper_match(device_t parent, cfdata_t cf, void *aux) 158{ 159 struct dio_attach_args *da = aux; 160 161 if (da->da_id == DIO_DEVICE_ID_FRAMEBUFFER && 162 da->da_secid == DIO_DEVICE_SECID_HYPERION) 163 return 1; 164 165 return 0; 166} 167 168void 169hyper_attach(device_t parent, device_t self, void *aux) 170{ 171 struct hyper_softc *sc = device_private(self); 172 struct dio_attach_args *da = aux; 173 bus_space_handle_t bsh; 174 struct diofbreg *fbr; 175 176 sc->sc_dev = self; 177 sc->sc_scode = da->da_scode; 178 if (sc->sc_scode == conscode) { 179 fbr = (struct diofbreg *)conaddr; /* already mapped */ 180 sc->sc_fb = &diofb_cn; 181 } else { 182 sc->sc_fb = &sc->sc_fb_store; 183 if (bus_space_map(da->da_bst, da->da_addr, da->da_size, 0, 184 &bsh)) { 185 aprint_error(": can't map framebuffer\n"); 186 return; 187 } 188 fbr = bus_space_vaddr(da->da_bst, bsh); 189 if (hyper_reset(sc->sc_fb, sc->sc_scode, fbr) != 0) { 190 aprint_error(": can't reset framebuffer\n"); 191 return; 192 } 193 } 194 195 diofb_end_attach(self, &hyper_accessops, sc->sc_fb, 196 sc->sc_scode == conscode, NULL); 197} 198 199/* 200 * Initialize hardware and display routines. 201 */ 202int 203hyper_reset(struct diofb *fb, int scode, struct diofbreg *fbr) 204{ 205 volatile struct hyboxfb *hy = (struct hyboxfb *)fbr; 206 int rc; 207 208 if ((rc = diofb_fbinquire(fb, scode, fbr)) != 0) 209 return rc; 210 211 fb->bmv = diofb_mono_windowmove; 212 213 fb->ri.ri_depth = 1; /* do not fake a 8bpp frame buffer */ 214 diofb_fbsetup(fb); 215 216 /* enable display */ 217 hy->nblank = DISP_VIDEO_ENABLE | DISP_SYNC_ENABLE; 218 219 return 0; 220} 221 222int 223hyper_ioctl(void *v, void *vs, u_long cmd, void *data, int flags, struct lwp *l) 224{ 225 struct diofb *fb = v; 226 struct wsdisplay_fbinfo *wdf; 227 228 switch (cmd) { 229 case WSDISPLAYIO_GTYPE: 230 *(u_int *)data = WSDISPLAY_TYPE_HYPERION; 231 return 0; 232 case WSDISPLAYIO_SMODE: 233 fb->mapmode = *(u_int *)data; 234 return 0; 235 case WSDISPLAYIO_GINFO: 236 wdf = (void *)data; 237 wdf->width = fb->ri.ri_width; 238 wdf->height = fb->ri.ri_height; 239 wdf->depth = fb->ri.ri_depth; 240 wdf->cmsize = 0; 241 return 0; 242 case WSDISPLAYIO_LINEBYTES: 243 *(u_int *)data = fb->ri.ri_stride; 244 return 0; 245 case WSDISPLAYIO_GVIDEO: 246 case WSDISPLAYIO_SVIDEO: 247 return EPASSTHROUGH; 248 case WSDISPLAYIO_GETCMAP: 249 case WSDISPLAYIO_PUTCMAP: 250 return EPASSTHROUGH; 251 } 252 253 return EPASSTHROUGH; 254} 255 256/* 257 * Hyperion console support 258 */ 259 260int 261hypercnattach(bus_space_tag_t bst, bus_addr_t addr, int scode) 262{ 263 bus_space_handle_t bsh; 264 void *va; 265 struct diofbreg *fbr; 266 struct diofb *fb = &diofb_cn; 267 int size; 268 269 if (bus_space_map(bst, addr, PAGE_SIZE, 0, &bsh)) 270 return 1; 271 va = bus_space_vaddr(bst, bsh); 272 fbr = va; 273 274 if (badaddr(va) || 275 (fbr->id != GRFHWID) || (fbr->fbid != GID_HYPERION)) { 276 bus_space_unmap(bst, bsh, PAGE_SIZE); 277 return 1; 278 } 279 280 size = DIO_SIZE(scode, va); 281 282 bus_space_unmap(bst, bsh, PAGE_SIZE); 283 if (bus_space_map(bst, addr, size, 0, &bsh)) 284 return 1; 285 va = bus_space_vaddr(bst, bsh); 286 287 /* 288 * Initialize the framebuffer hardware. 289 */ 290 conscode = scode; 291 conaddr = va; 292 hyper_reset(fb, conscode, (struct diofbreg *)conaddr); 293 294 /* 295 * Initialize the terminal emulator. 296 */ 297 diofb_cnattach(fb); 298 return 0; 299} 300