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110 giacomo 1
/*
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 * Project: S.Ha.R.K.
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 *
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 * Coordinators:
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 *   Giorgio Buttazzo    <giorgio@sssup.it>
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 *   Paolo Gai           <pj@gandalf.sssup.it>
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 *
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 * Authors     :
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 *   Paolo Gai           <pj@gandalf.sssup.it>
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 *   Massimiliano Giorgi <massy@gandalf.sssup.it>
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 *   Luca Abeni          <luca@gandalf.sssup.it>
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 *   (see the web pages for full authors list)
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 *
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 * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)
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 *
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 * http://www.sssup.it
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 * http://retis.sssup.it
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 * http://shark.sssup.it
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 */
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/**
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 ------------
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 CVS :        $Id: comp.h,v 1.1 2003-03-24 13:26:13 giacomo Exp $
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 File:        $File$
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 Revision:    $Revision: 1.1 $
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 Last update: $Date: 2003-03-24 13:26:13 $
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 ------------
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**/
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/*
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 * Copyright (C) 2000 Luca Abeni
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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 *
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 */
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#ifndef VGA_COMP
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#define VGA_COMP
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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typedef struct {
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    int width;
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    int height;
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    int bytesperpixel;
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    int colors;
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    int linewidth;              /* scanline width in bytes */
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    int maxlogicalwidth;        /* maximum logical scanline width */
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    int startaddressrange;      /* changeable bits set */
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    int maxpixels;              /* video memory / bytesperpixel */
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    int haveblit;               /* mask of blit functions available */
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    int flags;          /* other flags */
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    /* Extended fields: */
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    int chiptype;               /* Chiptype detected */
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    int memory;         /* videomemory in KB */
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    int linewidth_unit; /* Use only a multiple of this as parameter for
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                                set_logicalwidth and set_displaystart */
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    LIN_ADDR linear_aperture;   /* points to mmap secondary mem aperture
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                                of card (NULL if unavailable) */
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    int aperture_size;  /* size of aperture in KB if size>=videomemory.
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    void (*set_aperture_page) (int page); /* if aperture_size<videomemory
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                                select a memory page */
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    void *extensions;   /* points to copy of eeprom for mach32 */
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        /* depends from actual driver/chiptype.. etc. */
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} grx_vga_modeinfo;
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#ifdef __cplusplus
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}
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#endif
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#endif                          /* VGA_H */
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