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oldlinux-files/Linux-0.98/Yggdrasil-0.98.3/usr/X11/lib/Server/include/x386.h
2024-02-19 00:21:16 -05:00

145 lines
4.5 KiB
C

/* $Header: /home/x_cvs/mit/server/ddx/x386/common/x386.h,v 1.15 1992/08/29 10:08:26 dawes Exp $ */
/*
* Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany.
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Thomas Roell not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Thomas Roell makes no representations
* about the suitability of this software for any purpose. It is provided
* "as is" without express or implied warranty.
*
* THOMAS ROELL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THOMAS ROELL BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* $Header: /proj/X11/mit/server/ddx/x386/RCS/x386.h,v 1.1 1991/06/02 22:36:07 root Exp $
*/
#ifndef _X386_H
#define _X386_H
/*
* structure common for all modes
*/
typedef struct _DispM {
struct _DispM *prev,*next;
char *name; /* identifier of this mode */
int Clock; /* doclock */
int HDisplay; /* horizontal timing */
int HSyncStart;
int HSyncEnd;
int HTotal;
int VDisplay; /* vertical timing */
int VSyncStart;
int VSyncEnd;
int VTotal;
int Flags;
} DisplayModeRec, *DisplayModePtr;
#define V_PHSYNC 0x0001
#define V_NHSYNC 0x0002
#define V_PVSYNC 0x0004
#define V_NVSYNC 0x0008
#define V_INTERLACE 0x0010
#define V_DBLSCAN 0x0020
#define MAXCLOCKS 32
/*
* the graphic device
*/
typedef struct {
Bool configured;
int index;
Bool (* Probe)();
Bool (* Init)();
void (* EnterLeaveVT)();
void (* EnterLeaveMonitor)();
void (* EnterLeaveCursor)();
void (* AdjustFrame)();
void (* SwitchMode)();
void (* PrintIdent)();
int depth;
int bitsPerPixel;
int defaultVisual;
int virtualX,virtualY;
int frameX0, frameY0, frameX1, frameY1;
char *vendor;
char *chipset;
int clocks;
int clock[MAXCLOCKS];
int videoRam;
int width, height; /* real display dimensions */
unsigned long speedup; /* Use SpeedUp code */
DisplayModePtr modes;
} ScrnInfoRec, *ScrnInfoPtr;
#define VGA_DRIVER 1
#define V256_DRIVER 2
#define WGA_DRIVER 3
#define XGA_DRIVER 4
#define ENTER 1
#define LEAVE 0
/* SpeedUp options */
#define SPEEDUP_FILLBOX 1
#define SPEEDUP_FILLRECT 2
#define SPEEDUP_BITBLT 4
#define SPEEDUP_LINE 8
#define SPEEDUP_TEGBLT8 0x10
#define SPEEDUP_RECTSTIP 0x20
/*
* This is the routines where SpeedUp is quicker than fX386. The problem is
* that the SpeedUp fillbox is better for drawing vertical and horizontal
* line segments, and the fX386 version is significantly better for
* more general lines
*/
#define SPEEDUP_BEST (SPEEDUP_FILLRECT | SPEEDUP_BITBLT | \
SPEEDUP_LINE | SPEEDUP_TEGBLT8 | \
SPEEDUP_RECTSTIP)
/*
#define SPEEDUP_BEST (SPEEDUP_FILLBOX | SPEEDUP_FILLRECT | \
SPEEDUP_BITBLT | SPEEDUP_LINE | \
SPEEDUP_TEGBLT8 | SPEEDUP_RECTSTIP)
*/
/*
* SpeedUp routines which are not dependent on the screen virtual resolution
*/
#ifndef SPEEDUP_ANYWIDTH
#define SPEEDUP_ANYWIDTH (SPEEDUP_FILLRECT | SPEEDUP_BITBLT | \
SPEEDUP_LINE | SPEEDUP_FILLBOX)
#endif
/*
* SpeedUp routines which are not dependent on ET4000
*/
#ifndef SPEEDUP_ANYCHIPSET
#define SPEEDUP_ANYCHIPSET (SPEEDUP_TEGBLT8 | SPEEDUP_RECTSTIP)
#endif
/* All SpeedUps */
#define SPEEDUP_ALL (SPEEDUP_FILLBOX | SPEEDUP_FILLRECT | \
SPEEDUP_BITBLT | SPEEDUP_LINE | \
SPEEDUP_TEGBLT8 | SPEEDUP_RECTSTIP)
/* SpeedUp flags used if SpeedUp is not in Xconfig */
#define SPEEDUP_DEFAULT SPEEDUP_ALL
extern Bool x386VTSema;
#endif /* _X386_H */