1 /* $NetBSD: cgsixvar.h,v 1.2 2002/03/11 16:01:57 pk Exp $ */ 2 3 /*- 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Paul Kranenburg. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * color display (cgsix) driver; common definitions. 41 */ 42 43 union cursor_cmap { /* colormap, like bt_cmap, but tiny */ 44 u_char cm_map[2][3]; /* 2 R/G/B entries */ 45 u_int cm_chip[2]; /* 2 chip equivalents */ 46 }; 47 48 struct cg6_cursor { /* cg6 hardware cursor status */ 49 short cc_enable; /* cursor is enabled */ 50 struct fbcurpos cc_pos; /* position */ 51 struct fbcurpos cc_hot; /* hot-spot */ 52 struct fbcurpos cc_size; /* size of mask & image fields */ 53 u_int cc_bits[2][32]; /* space for mask & image bits */ 54 union cursor_cmap cc_color; /* cursor colormap */ 55 }; 56 57 /* per-display variables */ 58 struct cgsix_softc { 59 struct device sc_dev; /* base device */ 60 struct fbdevice sc_fb; /* frame buffer device */ 61 bus_space_tag_t sc_bustag; 62 bus_addr_t sc_paddr; /* phys address for device mmap() */ 63 64 volatile struct bt_regs *sc_bt; /* Brooktree registers */ 65 volatile int *sc_fhc; /* FHC register */ 66 volatile struct cg6_thc *sc_thc; /* THC registers */ 67 volatile struct cg6_tec_xxx *sc_tec; /* TEC registers */ 68 volatile struct cg6_fbc *sc_fbc; /* FBC registers */ 69 short sc_fhcrev; /* hardware rev */ 70 short sc_blanked; /* true if blanked */ 71 struct cg6_cursor sc_cursor; /* software cursor info */ 72 union bt_cmap sc_cmap; /* Brooktree color map */ 73 }; 74 75 #ifdef RASTERCONSOLE 76 extern int cgsix_use_rasterconsole; 77 #else 78 #define cgsix_use_rasterconsole 0 79 #endif 80 81 /* XXX - export sbus attach struct for overloaded obio bus */ 82 extern struct cfattach cgsix_sbus_ca; 83 84 void cg6attach(struct cgsix_softc *, char *, int); 85