/*    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_RCSIDstatic char rcsid = "@(#) $Id: 3dfx_regs.h,v 1.4 2002/03/06 11:23:03 slouken Exp $";#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 */