/* $NetBSD: grf_subr.c,v 1.8 2002/03/15 05:52:54 gmcgarry Exp $ */ /*- * Copyright (c) 1996 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation 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 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. */ /* * Subroutines common to all framebuffer devices. */ #include __KERNEL_RCSID(0, "$NetBSD: grf_subr.c,v 1.8 2002/03/15 05:52:54 gmcgarry Exp $"); #include #include #include #include #include #include #include #include int grfdevprint __P((void *, const char *)); void grfdev_attach(sc, init, regs, sw) struct grfdev_softc *sc; int (*init) __P((struct grf_data *, int, caddr_t)); caddr_t regs; struct grfsw *sw; { struct grfdev_attach_args ga; struct grf_data *gp; if (sc->sc_isconsole) sc->sc_data = gp = &grf_cn; else { MALLOC(sc->sc_data, struct grf_data *, sizeof(struct grf_data), M_DEVBUF, M_NOWAIT | M_ZERO); if (sc->sc_data == NULL) { printf("\n%s: can't allocate grf data\n", sc->sc_dev.dv_xname); return; } /* Initialize the framebuffer hardware. */ if ((*init)(sc->sc_data, sc->sc_scode, regs) == 0) { printf("\n%s: init failed\n", sc->sc_dev.dv_xname); free(sc->sc_data, M_DEVBUF); return; } gp = sc->sc_data; gp->g_flags = GF_ALIVE; gp->g_sw = sw; gp->g_display.gd_id = gp->g_sw->gd_swid; } /* Announce ourselves. */ printf(": %d x %d ", gp->g_display.gd_dwidth, gp->g_display.gd_dheight); if (gp->g_display.gd_colors == 2) printf("monochrome"); else printf("%d color", gp->g_display.gd_colors); printf(" %s display\n", gp->g_sw->gd_desc); /* Attach a grf. */ ga.ga_scode = sc->sc_scode; /* XXX */ ga.ga_isconsole = sc->sc_isconsole; ga.ga_data = (void *)sc->sc_data; (void)config_found(&sc->sc_dev, &ga, grfdevprint); } int grfdevprint(aux, pnp) void *aux; const char *pnp; { /* struct grfdev_attach_args *ga = aux; */ /* Only grf's can attach to grfdev's... easy. */ if (pnp) printf("grf at %s", pnp); return (UNCONF); }