Annotation of Net2/arch/amiga/dev/grfvar.h, revision 1.1

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

unix.superglobalmegacorp.com

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.