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Annotation of sys/dev/ic/vgareg.h, Revision 1.1.1.1

1.1       nbrk        1: /* $OpenBSD: vgareg.h,v 1.3 2004/04/02 04:39:50 deraadt Exp $ */
                      2: /* $NetBSD: vgareg.h,v 1.2 1998/05/28 16:48:41 drochner Exp $ */
                      3:
                      4: /*
                      5:  * Copyright (c) 1998
                      6:  *     Matthias Drochner.  All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  *
                     17:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     18:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     19:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     20:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
                     21:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
                     22:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     23:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     24:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     25:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
                     26:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     27:  *
                     28:  */
                     29:
                     30: #pragma pack(1)
                     31:
                     32: struct reg_vgaattr { /* indexed via port 0x3c0 */
                     33:        u_int8_t palette[16];
                     34:        u_int8_t mode, overscan, colplen, horpixpan;
                     35:        u_int8_t colreset, misc;
                     36: };
                     37: #define VGA_ATC_INDEX 0
                     38: #define VGA_ATC_DATAW 0
                     39: #define VGA_ATC_DATAR 1
                     40:
                     41: struct reg_vgats { /* indexed via port 0x3c4 */
                     42:        u_int8_t syncreset, mode, wrplmask, fontsel, memmode;
                     43: };
                     44: #define VGA_TS_INDEX 4
                     45: #define VGA_TS_DATA 5
                     46:
                     47: struct reg_vgagdc { /* indexed via port 0x3ce */
                     48:        u_int8_t setres, ensetres, colorcomp, rotfunc;
                     49:        u_int8_t rdplanesel, mode, misc, colorcare;
                     50:        u_int8_t bitmask;
                     51: };
                     52: #define VGA_GDC_INDEX 0xe
                     53: #define VGA_GDC_DATA 0xf
                     54:
                     55: #pragma pack()