Annotation of sys/dev/isa/madreg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: madreg.h,v 1.1 1998/04/26 21:02:37 provos Exp $ */
! 2: /* $NetBSD: madreg.h,v 1.4 1998/01/19 22:18:27 augustss Exp $ */
! 3: /*
! 4: * Copyright (c) 1996 Lennart Augustsson
! 5: * Copyright (c) 1995 Hannu Savolainen
! 6: * Copyright (c) 1991-1993 Regents of the University of California.
! 7: * All rights reserved.
! 8: *
! 9: * Redistribution and use in source and binary forms, with or without
! 10: * modification, are permitted provided that the following conditions
! 11: * are met:
! 12: * 1. Redistributions of source code must retain the above copyright
! 13: * notice, this list of conditions and the following disclaimer.
! 14: * 2. Redistributions in binary form must reproduce the above copyright
! 15: * notice, this list of conditions and the following disclaimer in the
! 16: * documentation and/or other materials provided with the distribution.
! 17: * 3. All advertising materials mentioning features or use of this software
! 18: * must display the following acknowledgement:
! 19: * This product includes software developed by the Computer Systems
! 20: * Engineering Group at Lawrence Berkeley Laboratory.
! 21: * 4. Neither the name of the University nor of the Laboratory may be used
! 22: * to endorse or promote products derived from this software without
! 23: * specific prior written permission.
! 24: *
! 25: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 26: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 27: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 28: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 29: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 30: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 31: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 32: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 33: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 34: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 35: * SUCH DAMAGE.
! 36: *
! 37: */
! 38:
! 39: /*
! 40: * Variations of the suppored chips.
! 41: */
! 42:
! 43: #define MAD_NONE 0
! 44: #define MAD_82C928 1 /* OPTi 82C928 MAD16 */
! 45: #define MAD_OTI601D 2 /* OAK OTI-601D Mozart */
! 46: #define MAD_82C929 3 /* OPTi 82C929 MAD16 Pro */
! 47: #define MAD_82C931 4 /* OPTi 82C831 */
! 48:
! 49: /*
! 50: * Registers
! 51: *
! 52: * The MAD16 occupies I/O ports 0xf8d to 0xf93 (fixed locations).
! 53: * All ports are inactive by default. They can be activated by
! 54: * writing 0xE2 or 0xE3 to the password register. The password is valid
! 55: * only until the next I/O read or write.
! 56: */
! 57:
! 58: #define MAD_BASE 0xf8d
! 59: #define MAD_NPORT 7
! 60:
! 61: #define MC1_PORT 0 /* SB address, CDROM interface type, joystick */
! 62: #define MC2_PORT 1 /* CDROM address, IRQ, DMA, plus OPL4 bit */
! 63: #define MC3_PORT 2
! 64: #define MC_PASSWD_REG MC3_PORT
! 65: #define MC4_PORT 3
! 66: #define MC5_PORT 4
! 67: #define MC6_PORT 5
! 68: #define MC7_PORT 6
! 69:
! 70: #define MC1_NOCD 0x00
! 71: #define MC1_JOYDISABLE 0x01
! 72: #define MC1_SONY 0x02
! 73: #define MC1_MITSUMI 0x04
! 74: #define MC1_PANASONIC 0x06
! 75: #define MC1_SECIDE 0x08
! 76: #define MC1_PRIMIDE 0x0a
! 77:
! 78: #define MC2_CDDISABLE 0x03
! 79: #define MC2_OPL4 0x20
! 80:
! 81: /* Possible WSS emulation ports */
! 82: #define M_WSS_PORT0 0x530
! 83: #define M_WSS_PORT1 0xe80
! 84: #define M_WSS_PORT2 0xf40
! 85: #define M_WSS_PORT3 0x604
! 86: #define M_WSS_NPORTS 4
! 87:
! 88: /* Port 1 */
! 89: #define M_WSS_PORT_SELECT(i) (0x80 | ((i) << 4))
! 90:
! 91: #define M_PASSWD_928 0xe2
! 92: #define M_PASSWD_929 0xe3
! 93: #define M_PASSWD_931 0xe4
! 94:
! 95: /* Regions of I/O space that the MAD occupies besides
! 96: WSS emulation and MAD_BASE. Talk about waste. */
! 97: #define MAD_REG1 0x220
! 98: #define MAD_LEN1 16
! 99: #define MAD_REG2 0x380
! 100: #define MAD_LEN2 2
! 101: #define MAD_REG3 0x388
! 102: #define MAD_LEN3 4
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