1 /* $NetBSD: grfvar.h,v 1.4 1995/03/23 20:19:16 briggs 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 /* internal structure of lock page */ 46 #define GRFMAXLCK 256 47 struct grf_lockpage { 48 u_char gl_locks[GRFMAXLCK]; 49 }; 50 #define gl_lockslot gl_locks[0] 51 52 /* per display info */ 53 struct grf_softc { 54 int g_flags; /* software flags */ 55 int g_type; /* type of display */ 56 caddr_t g_regkva; /* KVA of registers */ 57 caddr_t g_fbkva; /* KVA of framebuffer */ 58 struct grfinfo g_display; /* hardware description (for ioctl) */ 59 struct grf_lockpage *g_lock; /* lock page associated with device */ 60 struct proc *g_lockp; /* process holding lock */ 61 short *g_pid; /* array of pids with device open */ 62 int g_lockpslot; /* g_pid entry of g_lockp */ 63 caddr_t g_data; /* device dependent data */ 64 }; 65 66 /* flags */ 67 #define GF_ALIVE 0x01 68 #define GF_OPEN 0x02 69 #define GF_EXCLUDE 0x04 70 #define GF_WANTED 0x08 71 #define GF_BSDOPEN 0x10 72 #define GF_HPUXOPEN 0x20 73 74 /* display types - indices into grfdev */ 75 #define GT_MAC 0 76 77 struct grfdev { 78 int gd_hardid; /* secondary id returned by hardware */ 79 int gd_softid; /* id returned by HP-UX */ 80 int (*gd_init)(); /* boot time initialization */ 81 int (*gd_mode)(); /* misc functions */ 82 char *gd_desc; /* text description */ 83 }; 84 85 /* hardware ids */ 86 #define GID_MAC 1 87 88 /* software ids defined in grfioctl.h */ 89 90 /* requests to mode routine */ 91 #define GM_GRFON 1 92 #define GM_GRFOFF 2 93 #define GM_GRFOVON 3 94 #define GM_GRFOVOFF 4 95 96 struct grfreg { 97 char gr_pad0; 98 u_char gr_id; /* +0x01 */ 99 char gr_pad1[0x13]; 100 u_char gr_id2; /* +0x15 */ 101 char gr_pad2[0x47]; 102 u_char gr_fbomsb; /* +0x5d */ 103 char gr_pad3; 104 u_char gr_fbolsb; /* +0x5f */ 105 }; 106 /* bitmapped display hardware id */ 107 #define GRFHWID 0x39 108 109 /* internal bitmapped display address */ 110 #define GRFIADDR 0x560000 111 112 /* minor device interpretation */ 113 #define GRFOVDEV 0x10 /* overlay planes */ 114 #define GRFIMDEV 0x20 /* images planes */ 115 #define GRFUNIT(d) ((d) & 0x7) 116 117 #ifdef _KERNEL 118 extern struct grf_softc grf_softc[]; 119 #endif /* _KERNEL */ 120