src/video/fbcon/3dfx_regs.h
author Sam Lantinga <slouken@libsdl.org>
Sun, 04 Jan 2004 16:49:27 +0000
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Updated copyright information for 2004 (Happy New Year!)
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2004 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Library General Public
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    License as published by the Free Software Foundation; either
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    version 2 of the License, or (at your option) any later version.
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    This library 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 GNU
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    Library General Public License for more details.
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    You should have received a copy of the GNU Library General Public
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    License along with this library; if not, write to the Free
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    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#ifdef SAVE_RCSID
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static char rcsid =
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 "@(#) $Id$";
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#endif
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#ifndef _3DFX_REGS_H
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#define _3DFX_REGS_H
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/* This information comes from the public 3Dfx specs for the Voodoo 3000 */
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/* mapped_io register offsets */
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#define TDFX_STATUS	0x00
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#define INTCTRL		(0x00100000 + 0x04)
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#define CLIP0MIN	(0x00100000 + 0x08)
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#define CLIP0MAX	(0x00100000 + 0x0c)
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#define DSTBASE		(0x00100000 + 0x10)
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#define DSTFORMAT	(0x00100000 + 0x14)
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#define SRCCOLORKEYMIN	(0x00100000 + 0x18)
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#define SRCCOLORKEYMAX	(0x00100000 + 0x1c)
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#define DSTCOLORKEYMIN	(0x00100000 + 0x20)
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#define DSTCOLORKEYMAX	(0x00100000 + 0x24)
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#define BRESERROR0	(0x00100000 + 0x28)
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#define BRESERROR1	(0x00100000 + 0x2c)
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#define ROP_2D		(0x00100000 + 0x30)
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#define SRCBASE		(0x00100000 + 0x34)
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#define COMMANDEXTRA_2D	(0x00100000 + 0x38)
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#define PATTERN0	(0x00100000 + 0x44)
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#define PATTERN1	(0x00100000 + 0x48)
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#define CLIP1MIN	(0x00100000 + 0x4c)
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#define CLIP1MAX	(0x00100000 + 0x50)
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#define SRCFORMAT	(0x00100000 + 0x54)
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#define SRCSIZE		(0x00100000 + 0x58)
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#define SRCXY		(0x00100000 + 0x5c)
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#define COLORBACK	(0x00100000 + 0x60)
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#define COLORFORE	(0x00100000 + 0x64)
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#define DSTSIZE		(0x00100000 + 0x68)
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#define DSTXY		(0x00100000 + 0x6c)
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#define COMMAND_2D	(0x00100000 + 0x70)
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#define LAUNCH_2D	(0x00100000 + 0x80)
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#define PATTERNBASE	(0x00100000 + 0x100)
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#define COMMAND_3D	(0x00200000 + 0x120)
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/* register bitfields (not all, only as needed) */
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#define BIT(x) (1UL << (x))
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#define COMMAND_2D_BITBLT		0x01
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#define COMMAND_2D_FILLRECT		0x05
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#define COMMAND_2D_LINE			0x06
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#define COMMAND_2D_POLYGON_FILL		0x08
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#define COMMAND_2D_INITIATE		BIT(8)
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#define COMMAND_2D_REVERSELINE		BIT(9)
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#define COMMAND_2D_STIPPLELINE		BIT(12)
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#define COMMAND_2D_MONOCHROME_PATT	BIT(13)
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#define COMMAND_2D_MONOCHROME_TRANSP    BIT(16)
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#define COMMAND_3D_NOP			0x00
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#define STATUS_RETRACE			BIT(6)
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#define STATUS_BUSY			BIT(9)
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#endif /* _3DFX_REGS_H */
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