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Annotation of sys/dev/pci/neoreg.h, Revision 1.1

1.1     ! nbrk        1: /*      $OpenBSD: neoreg.h,v 1.2 2004/11/22 04:27:14 deraadt Exp $       */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
        !             5:  * All rights reserved.
        !             6:  *
        !             7:  * Derived from the public domain Linux driver
        !             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:  *
        !            18:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
        !            19:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            20:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            21:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
        !            22:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            23:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            24:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            25:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHERIN CONTRACT, STRICT
        !            26:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            27:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THEPOSSIBILITY OF
        !            28:  * SUCH DAMAGE.
        !            29:  *
        !            30:  * $FreeBSD$
        !            31:  */
        !            32:
        !            33: #ifndef _NM256_H_
        !            34: #define _NM256_H_
        !            35:
        !            36: /* The BIOS signature. */
        !            37: #define NM_SIGNATURE 0x4e4d0000
        !            38: /* Signature mask. */
        !            39: #define NM_SIG_MASK 0xffff0000
        !            40:
        !            41: /* Size of the second memory area. */
        !            42: #define NM_PORT2_SIZE 4096
        !            43:
        !            44: /* The base offset of the mixer in the second memory area. */
        !            45: #define NM_MIXER_OFFSET 0x600
        !            46:
        !            47: /* The maximum size of a coefficient entry. */
        !            48: #define NM_MAX_COEFFICIENT 0x5000
        !            49:
        !            50: /* The interrupt register. */
        !            51: #define NM_INT_REG 0xa04
        !            52: /* And its bits. */
        !            53: #define NM_PLAYBACK_INT 0x40
        !            54: #define NM_RECORD_INT 0x100
        !            55: #define NM_MISC_INT_1 0x4000
        !            56: #define NM_MISC_INT_2 0x1
        !            57:
        !            58: /* The AV's "mixer ready" status bit and location. */
        !            59: #define NM_MIXER_STATUS_OFFSET 0xa04
        !            60: #define NM_MIXER_READY_MASK 0x0800
        !            61:
        !            62: /*
        !            63:  * For the ZX.  It uses the same interrupt register, but it holds 32
        !            64:  * bits instead of 16.
        !            65:  */
        !            66: #define NM2_PLAYBACK_INT 0x10000
        !            67: #define NM2_RECORD_INT 0x80000
        !            68: #define NM2_MISC_INT_1 0x8
        !            69: #define NM2_MISC_INT_2 0x2
        !            70:
        !            71: /* The ZX's "mixer ready" status bit and location. */
        !            72: #define NM2_MIXER_STATUS_OFFSET 0xa06
        !            73: #define NM2_MIXER_READY_MASK 0x0800
        !            74:
        !            75: /* The playback registers start from here. */
        !            76: #define NM_PLAYBACK_REG_OFFSET 0x0
        !            77: /* The record registers start from here. */
        !            78: #define NM_RECORD_REG_OFFSET 0x200
        !            79:
        !            80: /* The rate register is located 2 bytes from the start of the register area. */
        !            81: #define NM_RATE_REG_OFFSET 2
        !            82:
        !            83: /* Mono/stereo flag, number of bits on playback, and rate mask. */
        !            84: #define NM_RATE_STEREO 1
        !            85: #define NM_RATE_BITS_16 2
        !            86: #define NM_RATE_MASK 0xf0
        !            87:
        !            88: /* Playback enable register. */
        !            89: #define NM_PLAYBACK_ENABLE_REG (NM_PLAYBACK_REG_OFFSET + 0x1)
        !            90: #define NM_PLAYBACK_ENABLE_FLAG 1
        !            91: #define NM_PLAYBACK_ONESHOT 2
        !            92: #define NM_PLAYBACK_FREERUN 4
        !            93:
        !            94: /* Mutes the audio output. */
        !            95: #define NM_AUDIO_MUTE_REG (NM_PLAYBACK_REG_OFFSET + 0x18)
        !            96: #define NM_AUDIO_MUTE_LEFT 0x8000
        !            97: #define NM_AUDIO_MUTE_RIGHT 0x0080
        !            98: #define NM_AUDIO_MUTE_BOTH 0x8080
        !            99:
        !           100: /* Recording enable register. */
        !           101: #define NM_RECORD_ENABLE_REG (NM_RECORD_REG_OFFSET + 0)
        !           102: #define NM_RECORD_ENABLE_FLAG 1
        !           103: #define NM_RECORD_FREERUN 2
        !           104:
        !           105: #define NM_RBUFFER_START (NM_RECORD_REG_OFFSET + 0x4)
        !           106: #define NM_RBUFFER_END   (NM_RECORD_REG_OFFSET + 0x10)
        !           107: #define NM_RBUFFER_WMARK (NM_RECORD_REG_OFFSET + 0xc)
        !           108: #define NM_RBUFFER_CURRP (NM_RECORD_REG_OFFSET + 0x8)
        !           109:
        !           110: #define NM_PBUFFER_START (NM_PLAYBACK_REG_OFFSET + 0x4)
        !           111: #define NM_PBUFFER_END   (NM_PLAYBACK_REG_OFFSET + 0x14)
        !           112: #define NM_PBUFFER_WMARK (NM_PLAYBACK_REG_OFFSET + 0xc)
        !           113: #define NM_PBUFFER_CURRP (NM_PLAYBACK_REG_OFFSET + 0x8)
        !           114:
        !           115: #define NM_TOTAL_COEFF_COUNT 0x3158
        !           116:
        !           117: #define NM_COEFF_SIZES  2*8
        !           118:
        !           119: struct neo_firmware {
        !           120:        const u_int16_t coefficientSizes[NM_COEFF_SIZES];
        !           121:        const char coefficients[NM_TOTAL_COEFF_COUNT*4];
        !           122: };
        !           123:
        !           124:
        !           125: #endif