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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