Annotation of sys/dev/ic/ad1848reg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: ad1848reg.h,v 1.6 1999/03/08 22:54:33 jason Exp $ */
! 2: /* $NetBSD: ad1848reg.h,v 1.4 1997/05/07 20:23:53 augustss Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1994 John Brezak
! 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: * Copyright (c) 1993 Analog Devices Inc. All rights reserved
! 40: */
! 41:
! 42: /*
! 43: * Further documentation can be found at:
! 44: * http://www.cirrus.com/products/overviews/cs4231.html
! 45: * (the CS4231A is an augmented ad1848, additional registers, etc).
! 46: */
! 47:
! 48: /* parent driver is primarily responsible for checking this */
! 49: #define AD1848_BASE_VALID(base) (((base) & 0x003) == 0)
! 50:
! 51: /* AD1848 direct registers */
! 52: #define AD1848_IADDR 0x00
! 53: #define AD1848_IDATA 0x01
! 54: #define AD1848_STATUS 0x02
! 55: #define AD1848_PIO 0x03
! 56:
! 57: /* Gain constants */
! 58: #define GAIN_0 0x00
! 59: #define GAIN_1_5 0x01
! 60: #define GAIN_3 0x02
! 61: #define GAIN_4_5 0x03
! 62: #define GAIN_6 0x04
! 63: #define GAIN_7_5 0x05
! 64: #define GAIN_9 0x06
! 65: #define GAIN_10_5 0x07
! 66: #define GAIN_12 0x08
! 67: #define GAIN_13_5 0x09
! 68: #define GAIN_15 0x0a
! 69: #define GAIN_16_5 0x0b
! 70: #define GAIN_18 0x0c
! 71: #define GAIN_19_5 0x0d
! 72: #define GAIN_21 0x0e
! 73: #define GAIN_22_5 0x0f
! 74:
! 75: /* Attenuation constants */
! 76:
! 77: #define ATTEN_0 0x00
! 78: #define ATTEN_1_5 0x01
! 79: #define ATTEN_3 0x02
! 80: #define ATTEN_4_5 0x03
! 81: #define ATTEN_6 0x04
! 82: #define ATTEN_7_5 0x05
! 83: #define ATTEN_9 0x06
! 84: #define ATTEN_10_5 0x07
! 85: #define ATTEN_12 0x08
! 86: #define ATTEN_13_5 0x09
! 87: #define ATTEN_15 0x0a
! 88: #define ATTEN_16_5 0x0b
! 89: #define ATTEN_18 0x0c
! 90: #define ATTEN_19_5 0x0d
! 91: #define ATTEN_21 0x0e
! 92: #define ATTEN_22_5 0x0f
! 93:
! 94: /* AD1848 Sound Port bit defines */
! 95: #define SP_IN_INIT 0x80
! 96: #define MODE_CHANGE_ENABLE 0x40
! 97: #define TRANSFER_DISABLE 0x20
! 98: #define ADDRESS_MASK 0xe0
! 99:
! 100: /* Status bits */
! 101: #define INTERRUPT_STATUS 0x01
! 102: #define PLAYBACK_READY 0x02
! 103: #define PLAYBACK_LEFT 0x04
! 104: /* pbright is not left */
! 105: #define PLAYBACK_UPPER 0x08
! 106: /* bplower is not upper */
! 107: #define SAMPLE_ERROR 0x10
! 108: #define CAPTURE_READY 0x20
! 109: #define CAPTURE_LEFT 0x40
! 110: /* cpright is not left */
! 111: #define CAPTURE_UPPER 0x80
! 112: /* cplower is not upper */
! 113:
! 114: /* Input & Output regs bits */
! 115: #define LINE_INPUT 0x00
! 116: #define AUX_INPUT 0x40
! 117: #define MIC_INPUT 0x80
! 118: #define MIXED_DAC_INPUT 0xc0
! 119: #define INPUT_GAIN_MASK 0xf0
! 120: #define INPUT_MIC_GAIN_ENABLE 0x20
! 121: #define INPUT_SOURCE_MASK 0x3f
! 122: #define AUX_INPUT_ATTEN_BITS 0x1f
! 123: #define AUX_INPUT_ATTEN_MASK 0xe0
! 124: #define AUX_INPUT_MUTE 0x80
! 125: #define OUTPUT_MUTE 0x80
! 126: #define OUTPUT_ATTEN_BITS 0x3f
! 127: #define OUTPUT_ATTEN_MASK 0xc0
! 128:
! 129: /* Clock and Data format reg bits (some also Capture Data format) */
! 130: #define CLOCK_XTAL2 0x01
! 131: #define CLOCK_XTAL1 0x00
! 132: #define CLOCK_FREQ_MASK 0xf1
! 133: #define FMT_MONO 0x00
! 134: #define FMT_STEREO 0x10
! 135: #define FORMAT_MASK 0x1f
! 136: #define FMT_PCM8 0x00 /* 8-bit unsigned */
! 137: #define FMT_ULAW 0x20 /* 8-bit mu-law */
! 138: #define FMT_TWOS_COMP 0x40 /* 16-bit signed */
! 139: #define FMT_ALAW 0x60 /* 8-bit alaw */
! 140: #define FMT_ADPCM 0xa0 /* IMA ADPCM */
! 141: #define FMT_TWOS_COMP_BE 0xc0 /* 16-bit signed, big endian */
! 142:
! 143: /* Interface Configuration reg bits */
! 144: #define PLAYBACK_ENABLE 0x01
! 145: #define CAPTURE_ENABLE 0x02
! 146: #define DUAL_DMA 0x00
! 147: #define SINGLE_DMA 0x04
! 148: #define AUTO_CAL_ENABLE 0x08
! 149: #define PLAYBACK_PIO_ENABLE 0x40
! 150: #define CAPTURE_PIO_ENABLE 0x80
! 151:
! 152: /* Pin control bits */
! 153: #define INTERRUPT_ENABLE 0x02
! 154: #define XCTL0_ENABLE 0x40
! 155: #define XCTL1_ENABLE 0x80
! 156:
! 157: /* Test and init reg bits */
! 158: #define OVERRANGE_LEFT_MASK 0xfc
! 159: #define OVERRANGE_RIGHT_MASK 0xf3
! 160: #define DATA_REQUEST_STATUS 0x10
! 161: #define AUTO_CAL_IN_PROG 0x20
! 162: #define PLAYBACK_UNDERRUN 0x40
! 163: #define CAPTURE_OVERRUN 0x80
! 164:
! 165: /* Miscellaneous Control reg bits */
! 166: #define ID_MASK 0x70
! 167: #define MODE2 0x40
! 168:
! 169: /* Digital Mix Control reg bits */
! 170: #define DIGITAL_MIX1_ENABLE 0x01
! 171: #define MIX_ATTEN_MASK 0xfc
! 172:
! 173: /* AD1848 Sound Port reg defines */
! 174: #define SP_LEFT_INPUT_CONTROL 0x00
! 175: #define SP_RIGHT_INPUT_CONTROL 0x01
! 176: #define SP_LEFT_AUX1_CONTROL 0x02
! 177: #define SP_RIGHT_AUX1_CONTROL 0x03
! 178: #define SP_LEFT_AUX2_CONTROL 0x04
! 179: #define SP_RIGHT_AUX2_CONTROL 0x05
! 180: #define SP_LEFT_OUTPUT_CONTROL 0x06
! 181: #define SP_RIGHT_OUTPUT_CONTROL 0x07
! 182: #define SP_CLOCK_DATA_FORMAT 0x08
! 183: #define SP_INTERFACE_CONFIG 0x09
! 184: #define SP_PIN_CONTROL 0x0A
! 185: #define SP_TEST_AND_INIT 0x0B
! 186: #define SP_MISC_INFO 0x0C
! 187: #define SP_DIGITAL_MIX 0x0D
! 188: #define SP_UPPER_BASE_COUNT 0x0E
! 189: #define SP_LOWER_BASE_COUNT 0x0F
! 190:
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