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Annotation of Net2/arch/amiga/dev/grfioctl.h, revision 1.1.1.1

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 $Hdr: grfioctl.h 1.1 90/07/09$
                     39:  *
                     40:  *     @(#)grfioctl.h  7.2 (Berkeley) 11/4/90
                     41:  */
                     42: 
                     43: 
                     44: /* these are changeable values, encapsulated in their own structure, so
                     45:    no the whole thing has to be copied when setting parameters. */
                     46: struct grfdyninfo {
                     47:        int     gdi_fbx;                        /* frame buffer x offset */
                     48:        int     gdi_fby;                        /* frame buffer y offset */
                     49:        int     gdi_dwidth;             /* displayed part width */
                     50:        int     gdi_dheight;            /* displayed part height */
                     51:        int     gdi_dx;                 /* displayed part x offset */
                     52:        int     gdi_dy;                 /* displayed part y offset */ 
                     53: };
                     54: 
                     55: struct grfinfo {
                     56:        caddr_t gd_regaddr;             /* control registers physaddr */
                     57:        int     gd_regsize;             /* control registers size */
                     58:        caddr_t gd_fbaddr;              /* frame buffer physaddr */
                     59:        int     gd_fbsize;              /* frame buffer size */
                     60:        short   gd_colors;              /* number of colors */
                     61:        short   gd_planes;              /* number of planes */
                     62: 
                     63:        int     gd_fbwidth;             /* frame buffer width */
                     64:        int     gd_fbheight;            /* frame buffer height */
                     65: 
                     66:        struct grfdyninfo gd_dyn;       /* everything changable by GRFIOCSINFO */
                     67: /* compatibility... */
                     68: #define gd_fbx         gd_dyn.gdi_fbx
                     69: #define gd_fby         gd_dyn.gdi_fby
                     70: #define gd_dwidth      gd_dyn.gdi_dwidth
                     71: #define gd_dheight     gd_dyn.gdi_dheight
                     72: #define gd_dx          gd_dyn.gdi_dx
                     73: #define gd_dy          gd_dyn.gdi_dy
                     74: };
                     75: 
                     76: /*
                     77:  * BSD ioctls
                     78:  */
                     79: #define        GRFIOCGINFO     _IOR('G', 0, struct grfinfo) /* get info on device */
                     80: #define        GRFIOCON        _IO('G', 1)             /* turn graphics on */
                     81: #define        GRFIOCOFF       _IO('G', 2)             /* turn graphics off */
                     82: #define GRFIOCMAP      _IOWR('G', 5, int)      /* map in regs+framebuffer */
                     83: #define GRFIOCUNMAP    _IOW('G', 6, int)       /* unmap regs+framebuffer */
                     84: #define        GRFIOCSINFO     _IOW('G', 7, struct grfdyninfo) /* set info on device */

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