/* $NetBSD: vgareg.h,v 1.9 2005/12/11 12:21:29 christos Exp $ */ /* * Copyright (c) 1998 * Matthias Drochner. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ struct reg_vgaattr { /* indexed via port 0x3c0 */ u_int8_t palette[16]; u_int8_t mode, overscan, colplen, horpixpan; u_int8_t colreset, misc; }; #define VGA_ATC_NREGS 21 #define VGA_ATC_INDEX 0x0 #define VGA_ATC_DATAW 0x0 #define VGA_ATC_DATAR 0x1 #define VGA_ATC_OVERSCAN 0x11 struct reg_vgats { /* indexed via port 0x3c4 */ u_int8_t syncreset, mode, wrplmask, fontsel, memmode; }; #define VGA_TS_MODE_BLANK 0x20 #define VGA_TS_NREGS 5 #define VGA_TS_INDEX 0x4 #define VGA_TS_DATA 0x5 struct reg_vgagdc { /* indexed via port 0x3ce */ u_int8_t setres, ensetres, colorcomp, rotfunc; u_int8_t rdplanesel, mode, misc, colorcare; u_int8_t bitmask; }; #define VGA_GDC_NREGS 9 #define VGA_GDC_INDEX 0xe #define VGA_GDC_DATA 0xf /* * CRTC registers are defined in sys/dev/ic/mc6845reg.h */ /* video DAC palette registers */ #define VGA_DAC_PELMASK 0x6 #define VGA_DAC_STATE 0x7 #define VGA_DAC_ADDRR 0x7 #define VGA_DAC_ADDRW 0x8 #define VGA_DAC_PALETTE 0x9 /* misc output register */ #define VGA_MISC_DATAR 0xc #define VGA_MISC_DATAW 0x2 |