102 lines
3.5 KiB
C
102 lines
3.5 KiB
C
/* $NetBSD: madreg.h,v 1.6 2022/11/02 20:38:22 andvar Exp $ */
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/*
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* Copyright (c) 1996 Lennart Augustsson
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* Copyright (c) 1995 Hannu Savolainen
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* Copyright (c) 1991-1993 Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the Computer Systems
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* Engineering Group at Lawrence Berkeley Laboratory.
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* 4. Neither the name of the University nor of the Laboratory may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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/*
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* Variations of the supported chips.
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*/
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#define MAD_NONE 0
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#define MAD_82C928 1 /* OPTi 82C928 MAD16 */
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#define MAD_OTI601D 2 /* OAK OTI-601D Mozart */
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#define MAD_82C929 3 /* OPTi 82C929 MAD16 Pro */
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#define MAD_82C931 4 /* OPTi 82C831 */
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/*
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* Registers
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*
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* The MAD16 occupies I/O ports 0xf8d to 0xf93 (fixed locations).
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* All ports are inactive by default. They can be activated by
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* writing 0xE2 or 0xE3 to the password register. The password is valid
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* only until the next I/O read or write.
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*/
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#define MAD_BASE 0xf8d
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#define MAD_NPORT 7
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#define MC1_PORT 0 /* SB address, CDROM interface type, joystick */
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#define MC2_PORT 1 /* CDROM address, IRQ, DMA, plus OPL4 bit */
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#define MC3_PORT 2
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#define MC_PASSWD_REG MC3_PORT
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#define MC4_PORT 3
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#define MC5_PORT 4
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#define MC6_PORT 5
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#define MC7_PORT 6
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#define MC1_NOCD 0x00
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#define MC1_JOYDISABLE 0x01
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#define MC1_SONY 0x02
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#define MC1_MITSUMI 0x04
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#define MC1_PANASONIC 0x06
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#define MC1_SECIDE 0x08
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#define MC1_PRIMIDE 0x0a
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#define MC2_NO_CD_DRQ 0x03
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#define MC2_OPL4 0x20
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/* Possible WSS emulation ports */
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#define M_WSS_PORT0 0x530
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#define M_WSS_PORT1 0xe80
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#define M_WSS_PORT2 0xf40
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#define M_WSS_PORT3 0x604
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#define M_WSS_NPORTS 4
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/* Port 1 */
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#define M_WSS_PORT_SELECT(i) (0x80 | ((i) << 4))
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#define M_PASSWD_928 0xe2
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#define M_PASSWD_929 0xe3
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#define M_PASSWD_931 0xe4
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/* Regions of I/O space that the MAD occupies besides
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WSS emulation and MAD_BASE. Talk about waste. */
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#define MAD_REG1 0x220
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#define MAD_LEN1 16
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#define MAD_REG2 0x380
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#define MAD_LEN2 2
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#define MAD_REG3 0x388
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#define MAD_LEN3 4
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