/* $NetBSD: hyper.c,v 1.3 2011/02/18 19:15:43 tsutsui Exp $ */ /* $OpenBSD: hyper.c,v 1.15 2006/04/14 21:05:43 miod Exp $ */ /* * Copyright (c) 2005, Miodrag Vallat. * All rights reserved. * * 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, 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) 1991 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 and Mark Davies of the Department of Computer * Science, Victoria University of Wellington, New Zealand. * * 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 $Hdr: grf_hy.c 1.2 93/08/13$ * * @(#)grf_hy.c 8.4 (Berkeley) 1/12/94 */ /* * Graphics routines for HYPERION frame buffer */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include struct hyper_softc { device_t sc_dev; struct diofb *sc_fb; struct diofb sc_fb_store; int sc_scode; }; static int hyper_match(device_t, cfdata_t, void *); static void hyper_attach(device_t, device_t, void *); CFATTACH_DECL_NEW(hyper, sizeof(struct hyper_softc), hyper_match, hyper_attach, NULL, NULL); static int hyper_reset(struct diofb *, int, struct diofbreg *); static int hyper_ioctl(void *, void *, u_long, void *, int, struct lwp *); static struct wsdisplay_accessops hyper_accessops = { hyper_ioctl, diofb_mmap, diofb_alloc_screen, diofb_free_screen, diofb_show_screen, NULL, /* load_font */ }; /* * Attachment glue */ int hyper_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_HYPERION) return 1; return 0; } void hyper_attach(device_t parent, device_t self, void *aux) { struct hyper_softc *sc = device_private(self); struct dio_attach_args *da = aux; bus_space_handle_t bsh; struct diofbreg *fbr; sc->sc_dev = self; 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; if (bus_space_map(da->da_bst, da->da_addr, da->da_size, 0, &bsh)) { aprint_error(": can't map framebuffer\n"); return; } fbr = bus_space_vaddr(da->da_bst, bsh); if (hyper_reset(sc->sc_fb, sc->sc_scode, fbr) != 0) { aprint_error(": can't reset framebuffer\n"); return; } } diofb_end_attach(self, &hyper_accessops, sc->sc_fb, sc->sc_scode == conscode, NULL); } /* * Initialize hardware and display routines. */ int hyper_reset(struct diofb *fb, int scode, struct diofbreg *fbr) { volatile struct hyboxfb *hy = (struct hyboxfb *)fbr; int rc; if ((rc = diofb_fbinquire(fb, scode, fbr)) != 0) return rc; fb->bmv = diofb_mono_windowmove; fb->ri.ri_depth = 1; /* do not fake a 8bpp frame buffer */ diofb_fbsetup(fb); /* enable display */ hy->nblank = DISP_VIDEO_ENABLE | DISP_SYNC_ENABLE; return 0; } int hyper_ioctl(void *v, void *vs, u_long cmd, void *data, int flags, struct lwp *l) { struct diofb *fb = v; struct wsdisplay_fbinfo *wdf; switch (cmd) { case WSDISPLAYIO_GTYPE: *(u_int *)data = WSDISPLAY_TYPE_HYPERION; return 0; case WSDISPLAYIO_SMODE: fb->mapmode = *(u_int *)data; return 0; case WSDISPLAYIO_GINFO: wdf = (void *)data; wdf->width = fb->ri.ri_width; wdf->height = fb->ri.ri_height; wdf->depth = fb->ri.ri_depth; wdf->cmsize = 0; return 0; case WSDISPLAYIO_LINEBYTES: *(u_int *)data = fb->ri.ri_stride; return 0; case WSDISPLAYIO_GVIDEO: case WSDISPLAYIO_SVIDEO: return EPASSTHROUGH; case WSDISPLAYIO_GETCMAP: case WSDISPLAYIO_PUTCMAP: return EPASSTHROUGH; } return EPASSTHROUGH; } /* * Hyperion console support */ int hypercnattach(bus_space_tag_t bst, bus_addr_t addr, int scode) { bus_space_handle_t bsh; void *va; struct diofbreg *fbr; struct diofb *fb = &diofb_cn; int size; if (bus_space_map(bst, addr, PAGE_SIZE, 0, &bsh)) return 1; va = bus_space_vaddr(bst, bsh); fbr = va; if (badaddr(va) || (fbr->id != GRFHWID) || (fbr->fbid != GID_HYPERION)) { 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. */ conscode = scode; conaddr = va; hyper_reset(fb, conscode, (struct diofbreg *)conaddr); /* * Initialize the terminal emulator. */ diofb_cnattach(fb); return 0; }