1 /* $NetBSD: grfvar.h,v 1.24 2000/02/14 07:01:46 scottr Exp $ */ 2 3 /* 4 * Copyright (c) 1988 University of Utah. 5 * Copyright (c) 1990 The Regents of the University of California. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * the Systems Programming Group of the University of Utah Computer 10 * Science Department. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the University of 23 * California, Berkeley and its contributors. 24 * 4. Neither the name of the University nor the names of its contributors 25 * may be used to endorse or promote products derived from this software 26 * without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 * SUCH DAMAGE. 39 * 40 * from: Utah $Hdr: grfvar.h 1.9 91/01/21$ 41 * 42 * @(#)grfvar.h 7.3 (Berkeley) 5/7/91 43 */ 44 45 #define CARD_NAME_LEN 64 46 47 /* 48 * State info, per hardware instance. 49 */ 50 struct grfbus_softc { 51 struct device sc_dev; 52 nubus_slot sc_slot; 53 54 bus_addr_t sc_basepa; /* base of video space */ 55 bus_addr_t sc_fbofs; /* offset to framebuffer */ 56 57 bus_space_tag_t sc_tag; 58 bus_space_handle_t sc_handle; 59 bus_space_handle_t sc_regh; 60 61 struct grfmode curr_mode; /* hardware desc(for ioctl) */ 62 u_int32_t card_id; /* DrHW value for nubus cards */ 63 bus_size_t cli_offset; /* Offset to clear interrupt */ 64 /* for cards where that's suff. */ 65 u_int32_t cli_value; /* Value to write at cli_offset */ 66 nubus_dir board_dir; /* Nubus dir for curr board */ 67 }; 68 69 /* 70 * State info, per grf instance. 71 */ 72 struct grf_softc { 73 char sc_xname[15]; /* name of the device */ 74 struct macfb_softc *mfb_sc; 75 }; 76 77 /* 78 * Attach grf and ite semantics to Mac video hardware. 79 */ 80 struct grfbus_attach_args { 81 char *ga_name; /* name of semantics to attach */ 82 bus_space_tag_t ga_tag; /* forwarded ... */ 83 bus_space_handle_t ga_handle; 84 struct grfmode *ga_grfmode; 85 nubus_slot *ga_slot; 86 bus_addr_t ga_phys; 87 bus_addr_t ga_fboff; 88 int (*ga_mode) __P((struct grf_softc *, int, void *)); 89 }; 90 91 typedef caddr_t (*grf_phys_t) __P((struct grf_softc *gp, vaddr_t addr)); 92 93 /* flags */ 94 #define GF_ALIVE 0x01 95 #define GF_OPEN 0x02 96 #define GF_EXCLUDE 0x04 97 #define GF_WANTED 0x08 98 #define GF_BSDOPEN 0x10 99 #define GF_HPUXOPEN 0x20 100 101 /* requests to mode routine */ 102 #define GM_GRFON 1 103 #define GM_GRFOFF 2 104 #define GM_CURRMODE 3 105 #define GM_LISTMODES 4 106 #define GM_NEWMODE 5 107 108 /* minor device interpretation */ 109 #define GRFUNIT(d) (minor(d)) 110 111 /* 112 * Nubus image data structure. This is the equivalent of a PixMap in 113 * MacOS programming parlance. One of these structures exists for each 114 * video mode that a quickdraw compatible card can fit in. 115 */ 116 struct image_data { 117 u_int32_t size; 118 u_int32_t offset; 119 u_int16_t rowbytes; 120 u_int16_t top; 121 u_int16_t left; 122 u_int16_t bottom; 123 u_int16_t right; 124 u_int16_t version; 125 u_int16_t packType; 126 u_int32_t packSize; 127 u_int32_t hRes; 128 u_int32_t vRes; 129 u_int16_t pixelType; 130 u_int16_t pixelSize; 131 u_int16_t cmpCount; 132 u_int16_t cmpSize; 133 u_int32_t planeBytes; 134 }; 135 136 #define VID_PARAMS 1 137 #define VID_TABLE_OFFSET 2 138 #define VID_PAGE_CNT 3 139 #define VID_DEV_TYPE 4 140 141 void grf_attach __P((struct macfb_softc *, int)); 142 143 void grf_establish __P((struct grfbus_softc *, nubus_slot *, 144 int (*)(struct grf_softc *, int, void *))); 145 int grfbusprint __P((void *, const char *)); 146