view src/video/fbcon/3dfx_regs.h @ 315:3333b6e68289

Date: Sat, 23 Mar 2002 13:53:37 +0200 From: "Mike Gorchak" <mike@malva.ua> Subject: Big QNX patch again. Added 8bit palette emulation code for window mode with bpp>=15. Added store/restore original palette for 8bit modes. Added more information about photon API call fails. Rewroten change palette code, slow but works. Fixed bug with set caption before window was inited. Fixed bugs with some initial state of variables. Fixed bug with storing old video mode settings. Fixed bug with switching to fullscreen mode and back. Fixed few double SEGFAULTS during parachute mode. Removed compilation warning with no PgWaitHWIdle prototype. Removed pack of dead unusable code. Cleanups SDL_PrivateVideoData structure, some headers. Some code formatting.
author Sam Lantinga <slouken@libsdl.org>
date Sat, 23 Mar 2002 20:19:44 +0000
parents f6ffac90895c
children b8d311d90021
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/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002  Sam Lantinga

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public
    License along with this library; if not, write to the Free
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    Sam Lantinga
    slouken@libsdl.org
*/

#ifdef SAVE_RCSID
static char rcsid =
 "@(#) $Id$";
#endif

#ifndef _3DFX_REGS_H
#define _3DFX_REGS_H

/* This information comes from the public 3Dfx specs for the Voodoo 3000 */

/* mapped_io register offsets */
#define TDFX_STATUS	0x00

#define INTCTRL		(0x00100000 + 0x04)
#define CLIP0MIN	(0x00100000 + 0x08)
#define CLIP0MAX	(0x00100000 + 0x0c)
#define DSTBASE		(0x00100000 + 0x10)
#define DSTFORMAT	(0x00100000 + 0x14)
#define SRCCOLORKEYMIN	(0x00100000 + 0x18)
#define SRCCOLORKEYMAX	(0x00100000 + 0x1c)
#define DSTCOLORKEYMIN	(0x00100000 + 0x20)
#define DSTCOLORKEYMAX	(0x00100000 + 0x24)
#define BRESERROR0	(0x00100000 + 0x28)
#define BRESERROR1	(0x00100000 + 0x2c)
#define ROP_2D		(0x00100000 + 0x30)
#define SRCBASE		(0x00100000 + 0x34)
#define COMMANDEXTRA_2D	(0x00100000 + 0x38)
#define PATTERN0	(0x00100000 + 0x44)
#define PATTERN1	(0x00100000 + 0x48)
#define CLIP1MIN	(0x00100000 + 0x4c)
#define CLIP1MAX	(0x00100000 + 0x50)
#define SRCFORMAT	(0x00100000 + 0x54)
#define SRCSIZE		(0x00100000 + 0x58)
#define SRCXY		(0x00100000 + 0x5c)
#define COLORBACK	(0x00100000 + 0x60)
#define COLORFORE	(0x00100000 + 0x64)
#define DSTSIZE		(0x00100000 + 0x68)
#define DSTXY		(0x00100000 + 0x6c)
#define COMMAND_2D	(0x00100000 + 0x70)
#define LAUNCH_2D	(0x00100000 + 0x80)
#define PATTERNBASE	(0x00100000 + 0x100)

#define COMMAND_3D	(0x00200000 + 0x120)

/* register bitfields (not all, only as needed) */

#define BIT(x) (1UL << (x))

#define COMMAND_2D_BITBLT		0x01
#define COMMAND_2D_FILLRECT		0x05
#define COMMAND_2D_LINE			0x06
#define COMMAND_2D_POLYGON_FILL		0x08
#define COMMAND_2D_INITIATE		BIT(8)
#define COMMAND_2D_REVERSELINE		BIT(9)
#define COMMAND_2D_STIPPLELINE		BIT(12)
#define COMMAND_2D_MONOCHROME_PATT	BIT(13)
#define COMMAND_2D_MONOCHROME_TRANSP    BIT(16)

#define COMMAND_3D_NOP			0x00

#define STATUS_RETRACE			BIT(6)
#define STATUS_BUSY			BIT(9)

#endif /* _3DFX_REGS_H */