grfvar.h revision 1.4
1 1.1 mw /* 2 1.1 mw * Copyright (c) 1988 University of Utah. 3 1.1 mw * Copyright (c) 1990 The Regents of the University of California. 4 1.1 mw * All rights reserved. 5 1.1 mw * 6 1.1 mw * This code is derived from software contributed to Berkeley by 7 1.1 mw * the Systems Programming Group of the University of Utah Computer 8 1.1 mw * Science Department. 9 1.1 mw * 10 1.1 mw * Redistribution and use in source and binary forms, with or without 11 1.1 mw * modification, are permitted provided that the following conditions 12 1.1 mw * are met: 13 1.1 mw * 1. Redistributions of source code must retain the above copyright 14 1.1 mw * notice, this list of conditions and the following disclaimer. 15 1.1 mw * 2. Redistributions in binary form must reproduce the above copyright 16 1.1 mw * notice, this list of conditions and the following disclaimer in the 17 1.1 mw * documentation and/or other materials provided with the distribution. 18 1.1 mw * 3. All advertising materials mentioning features or use of this software 19 1.1 mw * must display the following acknowledgement: 20 1.1 mw * This product includes software developed by the University of 21 1.1 mw * California, Berkeley and its contributors. 22 1.1 mw * 4. Neither the name of the University nor the names of its contributors 23 1.1 mw * may be used to endorse or promote products derived from this software 24 1.1 mw * without specific prior written permission. 25 1.1 mw * 26 1.1 mw * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 1.1 mw * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 1.1 mw * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 1.1 mw * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 1.1 mw * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 1.1 mw * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 1.1 mw * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 1.1 mw * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 1.1 mw * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 1.1 mw * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 1.1 mw * SUCH DAMAGE. 37 1.1 mw * 38 1.4 mw * from: Utah $Hdr: grfvar.h 1.9 91/01/21$ 39 1.4 mw * 40 1.4 mw * @(#)grfvar.h 7.3 (Berkeley) 5/7/91 41 1.1 mw */ 42 1.1 mw 43 1.1 mw /* internal structure of lock page */ 44 1.1 mw #define GRFMAXLCK 256 45 1.1 mw struct grf_lockpage { 46 1.1 mw u_char gl_locks[GRFMAXLCK]; 47 1.1 mw }; 48 1.1 mw #define gl_lockslot gl_locks[0] 49 1.1 mw 50 1.1 mw /* per display info */ 51 1.1 mw struct grf_softc { 52 1.1 mw int g_flags; /* software flags */ 53 1.1 mw int g_type; /* type of display */ 54 1.3 mw volatile caddr_t g_regkva; /* KVA of registers */ 55 1.3 mw volatile caddr_t g_fbkva; /* KVA of framebuffer */ 56 1.1 mw struct grfinfo g_display; /* hardware description (for ioctl) */ 57 1.1 mw struct grf_lockpage *g_lock; /* lock page associated with device */ 58 1.1 mw struct proc *g_lockp; /* process holding lock */ 59 1.1 mw short *g_pid; /* array of pids with device open */ 60 1.1 mw int g_lockpslot; /* g_pid entry of g_lockp */ 61 1.1 mw caddr_t g_data; /* device dependent data */ 62 1.1 mw }; 63 1.1 mw 64 1.1 mw /* flags */ 65 1.1 mw #define GF_ALIVE 0x01 66 1.1 mw #define GF_OPEN 0x02 67 1.1 mw #define GF_EXCLUDE 0x04 68 1.1 mw #define GF_WANTED 0x08 69 1.3 mw #define GF_GRFON 0x10 70 1.1 mw 71 1.1 mw /* display types - indices into grfdev */ 72 1.1 mw #define GT_CUSTOMCHIPS 0 73 1.1 mw #define GT_TIGA_A2410 1 74 1.3 mw #define GT_RETINA 2 75 1.1 mw 76 1.1 mw struct grfdev { 77 1.1 mw int gd_manuf; 78 1.1 mw int gd_prod; /* autoconfig parameters */ 79 1.1 mw int (*gd_init)(); /* boot time initialization */ 80 1.1 mw int (*gd_mode)(); /* misc functions */ 81 1.1 mw char *gd_desc; /* text description */ 82 1.1 mw }; 83 1.1 mw 84 1.1 mw /* software ids defined in grfioctl.h */ 85 1.1 mw 86 1.1 mw /* requests to mode routine */ 87 1.1 mw #define GM_GRFON 1 88 1.1 mw #define GM_GRFOFF 2 89 1.1 mw #define GM_GRFOVON 3 90 1.1 mw #define GM_GRFOVOFF 4 91 1.1 mw #define GM_GRFCONFIG 5 92 1.3 mw #define GM_GRFGETVMODE 6 93 1.3 mw #define GM_GRFSETVMODE 7 94 1.3 mw #define GM_GRFGETNUMVM 8 95 1.1 mw 96 1.1 mw /* minor device interpretation */ 97 1.1 mw #define GRFOVDEV 0x10 /* overlay planes */ 98 1.1 mw #define GRFIMDEV 0x20 /* images planes */ 99 1.1 mw #define GRFUNIT(d) ((d) & 0x7) 100 1.1 mw 101 1.1 mw #ifdef KERNEL 102 1.1 mw extern struct grf_softc grf_softc[]; 103 1.1 mw #endif 104
Indexes created Mon Sep 22 13:09:51 GMT 2025