102 lines
3.5 KiB
C
102 lines
3.5 KiB
C
/* $NetBSD: madreg.h,v 1.4 1998/01/19 22:18:27 augustss Exp $ */
|
|
/*
|
|
* Copyright (c) 1996 Lennart Augustsson
|
|
* Copyright (c) 1995 Hannu Savolainen
|
|
* Copyright (c) 1991-1993 Regents of the University of California.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the Computer Systems
|
|
* Engineering Group at Lawrence Berkeley Laboratory.
|
|
* 4. Neither the name of the University nor of the Laboratory may be used
|
|
* to endorse or promote products derived from this software without
|
|
* specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* Variations of the suppored chips.
|
|
*/
|
|
|
|
#define MAD_NONE 0
|
|
#define MAD_82C928 1 /* OPTi 82C928 MAD16 */
|
|
#define MAD_OTI601D 2 /* OAK OTI-601D Mozart */
|
|
#define MAD_82C929 3 /* OPTi 82C929 MAD16 Pro */
|
|
#define MAD_82C931 4 /* OPTi 82C831 */
|
|
|
|
/*
|
|
* Registers
|
|
*
|
|
* The MAD16 occupies I/O ports 0xf8d to 0xf93 (fixed locations).
|
|
* All ports are inactive by default. They can be activated by
|
|
* writing 0xE2 or 0xE3 to the password register. The password is valid
|
|
* only until the next I/O read or write.
|
|
*/
|
|
|
|
#define MAD_BASE 0xf8d
|
|
#define MAD_NPORT 7
|
|
|
|
#define MC1_PORT 0 /* SB address, CDROM interface type, joystick */
|
|
#define MC2_PORT 1 /* CDROM address, IRQ, DMA, plus OPL4 bit */
|
|
#define MC3_PORT 2
|
|
#define MC_PASSWD_REG MC3_PORT
|
|
#define MC4_PORT 3
|
|
#define MC5_PORT 4
|
|
#define MC6_PORT 5
|
|
#define MC7_PORT 6
|
|
|
|
#define MC1_NOCD 0x00
|
|
#define MC1_JOYDISABLE 0x01
|
|
#define MC1_SONY 0x02
|
|
#define MC1_MITSUMI 0x04
|
|
#define MC1_PANASONIC 0x06
|
|
#define MC1_SECIDE 0x08
|
|
#define MC1_PRIMIDE 0x0a
|
|
|
|
#define MC2_CDDISABLE 0x03
|
|
#define MC2_OPL4 0x20
|
|
|
|
/* Possible WSS emulation ports */
|
|
#define M_WSS_PORT0 0x530
|
|
#define M_WSS_PORT1 0xe80
|
|
#define M_WSS_PORT2 0xf40
|
|
#define M_WSS_PORT3 0x604
|
|
#define M_WSS_NPORTS 4
|
|
|
|
/* Port 1 */
|
|
#define M_WSS_PORT_SELECT(i) (0x80 | ((i) << 4))
|
|
|
|
#define M_PASSWD_928 0xe2
|
|
#define M_PASSWD_929 0xe3
|
|
#define M_PASSWD_931 0xe4
|
|
|
|
/* Regions of I/O space that the MAD occupies besides
|
|
WSS emulation and MAD_BASE. Talk about waste. */
|
|
#define MAD_REG1 0x220
|
|
#define MAD_LEN1 16
|
|
#define MAD_REG2 0x380
|
|
#define MAD_LEN2 2
|
|
#define MAD_REG3 0x388
|
|
#define MAD_LEN3 4
|