170 lines
6.5 KiB
C
170 lines
6.5 KiB
C
/********************************************************************************
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** Copyright (c) 1998-2000 Microsoft Corporation. All Rights Reserved.
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**
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** Portions Copyright (c) 1998-1999 Intel Corporation
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**
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********************************************************************************/
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#ifndef _AC97REG_H_
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#define _AC97REG_H_
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// We use enum types cause the compiler can check variable passing if it is
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// an enum (otherwise you could pass any value). That doesn't save us from
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// doing reasonable run time checks in that range.
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enum AC97Register
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{
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AC97REG_RESET = 0,
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AC97REG_MASTER_VOLUME,
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AC97REG_HPHONE_VOLUME,
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AC97REG_MMONO_VOLUME,
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AC97REG_MASTER_TONE,
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AC97REG_BEEP_VOLUME,
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AC97REG_PHONE_VOLUME,
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AC97REG_MIC_VOLUME,
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AC97REG_LINE_IN_VOLUME,
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AC97REG_CD_VOLUME,
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AC97REG_VIDEO_VOLUME,
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AC97REG_AUX_VOLUME,
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AC97REG_PCM_OUT_VOLUME,
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AC97REG_RECORD_SELECT,
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AC97REG_RECORD_GAIN,
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AC97REG_RECORD_GAIN_MIC,
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AC97REG_GENERAL,
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AC97REG_3D_CONTROL,
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AC97REG_RESERVED,
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AC97REG_POWERDOWN,
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// AC97-2.0 registers
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AC97REG_EXT_AUDIO_ID,
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AC97REG_EXT_AUDIO_CTRL,
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AC97REG_FRONT_SAMPLERATE,
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AC97REG_SURROUND_SAMPLERATE,
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AC97REG_LFE_SAMPLERATE,
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AC97REG_RECORD_SAMPLERATE,
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AC97REG_MIC_SAMPLERATE,
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AC97REG_CENTER_LFE_VOLUME,
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AC97REG_SURROUND_VOLUME,
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AC97REG_RESERVED2,
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// Modem registers from 0x3C to 0x58 (next 15 enums)
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// Vendor Reserved = 0x5A-0x7A (next 16 enums)
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// Vendor IDs
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AC97REG_VENDOR_ID1 = 0x3E, // thats register address 0x7C
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AC97REG_VENDOR_ID2,
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// Defines an invalid register. Likewise, this is the highest
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// possible value that can be used.
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AC97REG_INVALID
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};
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#if (DBG)
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// Note: This array only has the first 29 registers defined.
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// There are many more.
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const PCHAR RegStrings[] =
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{
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"REG_RESET",
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"REG_MASTER_VOLUME",
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"REG_HPHONE_VOLUME",
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"REG_MMONO_VOLUME",
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"REG_MASTER_TONE",
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"REG_BEEP_VOLUME",
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"REG_PHONE_VOLUME",
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"REG_MIC_VOLUME",
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"REG_LINEIN_VOLUME",
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"REG_CD_VOLUME",
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"REG_VIDEO_VOLUME",
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"REG_AUX_VOLUME",
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"REG_PCMOUT_VOLUME",
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"REG_RECORD_SELECT",
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"REG_RECORD_GAIN",
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"REG_RECORD_GAIN_MIC",
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"REG_GENERAL",
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"REG_3D_CONTROL",
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"REG_RESERVED",
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"REG_POWERDOWN",
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"REG_EXT_AUDIO_ID",
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"REG_EXT_AUDIO_CTRL",
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"REG_FRONT_SAMPLERATE",
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"REG_SURROUND_SAMPLERATE",
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"REG_LFE_SAMPLERATE",
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"REG_RECORD_SAMPLERATE",
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"REG_MIC_SAMPLERATE",
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"REG_CENTER_LFE_VOLUME",
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"REG_SURROUND_VOLUME",
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"REG_RESERVED2"
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};
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#endif
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// This array maps the node controls to the AC97 registers.
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// E.g. if you mute the master volume control you should modify AC97
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// register AC97REG_MASTER_VOLUME
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typedef struct {
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AC97Register reg; // we would only need one byte, but enums are int
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WORD mask; // registers are 16 bit.
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} tMapNodeToReg;
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const tMapNodeToReg stMapNodeToReg[] =
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{
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// TODO: loopback
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{AC97REG_PCM_OUT_VOLUME, 0x1F1F}, // NODE_WAVEOUT_VOLUME
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{AC97REG_PCM_OUT_VOLUME, 0x8000}, // NODE_WAVEOUT_MUTE
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{AC97REG_GENERAL, 0x8000}, // NODE_VIRT_WAVEOUT_3D_BYPASS
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{AC97REG_BEEP_VOLUME, 0x001E}, // NODE_PCBEEP_VOLUME
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{AC97REG_BEEP_VOLUME, 0x8000}, // NODE_PCBEEP_MUTE
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{AC97REG_PHONE_VOLUME, 0x001F}, // NODE_PHONE_VOLUME
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{AC97REG_PHONE_VOLUME, 0x8000}, // NODE_PHONE_MUTE
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{AC97REG_GENERAL, 0x0100}, // NODE_MIC_SELECT
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{AC97REG_MIC_VOLUME, 0x0040}, // NODE_MIC_BOOST
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{AC97REG_MIC_VOLUME, 0x001F}, // NODE_MIC_VOLUME
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{AC97REG_MIC_VOLUME, 0x8000}, // NODE_MIC_MUTE
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{AC97REG_LINE_IN_VOLUME, 0x1F1F}, // NODE_LINEIN_VOLUME
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{AC97REG_LINE_IN_VOLUME, 0x8000}, // NODE_LINEIN_MUTE
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{AC97REG_CD_VOLUME, 0x1F1F}, // NODE_CD_VOLUME
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{AC97REG_CD_VOLUME, 0x8000}, // NODE_CD_MUTE
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{AC97REG_VIDEO_VOLUME, 0x1F1F}, // NODE_VIDEO_VOLUME
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{AC97REG_VIDEO_VOLUME, 0x8000}, // NODE_VIDEO_MUTE
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{AC97REG_AUX_VOLUME, 0x1F1F}, // NODE_AUX_VOLUME
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{AC97REG_AUX_VOLUME, 0x8000}, // NODE_AUX_MUTE
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{AC97REG_INVALID, 0x0000}, // NODE_MAIN_MIX doesn't has controls
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{AC97REG_3D_CONTROL, 0x0F00}, // NODE_VIRT_3D_CENTER
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{AC97REG_3D_CONTROL, 0x000F}, // NODE_VIRT_3D_DEPTH
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{AC97REG_GENERAL, 0x2000}, // NODE_VIRT_3D_ENABLE
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{AC97REG_INVALID, 0x0000}, // NODE_BEEP_MIX doesn't has controls
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{AC97REG_MASTER_TONE, 0x0F00}, // NODE_BASS
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{AC97REG_MASTER_TONE, 0x000F}, // NODE_TREBLE
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{AC97REG_GENERAL, 0x1000}, // NODE_LOUDNESS
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{AC97REG_GENERAL, 0x4000}, // NODE_SIMUL_STEREO
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{AC97REG_MASTER_VOLUME, 0x3F3F}, // NODE_MASTEROUT_VOLUME
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{AC97REG_MASTER_VOLUME, 0x8000}, // NODE_MASTEROUT_MUTE
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{AC97REG_HPHONE_VOLUME, 0x3F3F}, // NODE_HPHONE_VOLUME
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{AC97REG_HPHONE_VOLUME, 0x8000}, // NODE_HPHONE_MUTE
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{AC97REG_GENERAL, 0x0200}, // NODE_MONOOUT_SELECT
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{AC97REG_MMONO_VOLUME, 0x803F}, // NODE_VIRT_MONOOUT_VOLUME1
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{AC97REG_MMONO_VOLUME, 0x803F}, // NODE_VIRT_MONOOUT_VOLUME2
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{AC97REG_RECORD_SELECT, 0x0707}, // NODE_WAVEIN_SELECT
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{AC97REG_RECORD_GAIN, 0x0F0F}, // NODE_VIRT_MASTER_INPUT_VOLUME1
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{AC97REG_RECORD_GAIN, 0x0F0F}, // NODE_VIRT_MASTER_INPUT_VOLUME2
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{AC97REG_RECORD_GAIN, 0x0F0F}, // NODE_VIRT_MASTER_INPUT_VOLUME3
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{AC97REG_RECORD_GAIN, 0x0F0F}, // NODE_VIRT_MASTER_INPUT_VOLUME4
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{AC97REG_RECORD_GAIN, 0x0F0F}, // NODE_VIRT_MASTER_INPUT_VOLUME5
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{AC97REG_RECORD_GAIN, 0x0F0F}, // NODE_VIRT_MASTER_INPUT_VOLUME6
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{AC97REG_RECORD_GAIN, 0x0F0F}, // NODE_VIRT_MASTER_INPUT_VOLUME7
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{AC97REG_RECORD_GAIN, 0x0F0F}, // NODE_VIRT_MASTER_INPUT_VOLUME8
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{AC97REG_RECORD_GAIN_MIC, 0x000F}, // NODE_MICIN_VOLUME
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{AC97REG_RECORD_GAIN_MIC, 0x8000}, // NODE_MICIN_MUTE
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{AC97REG_SURROUND_VOLUME, 0x3F3F}, // NODE_SURROUND_VOLUME
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{AC97REG_SURROUND_VOLUME, 0x8080}, // NODE_SURROUND_MUTE
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{AC97REG_CENTER_LFE_VOLUME, 0x3F00},// NODE_CENTER_VOLUME
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{AC97REG_CENTER_LFE_VOLUME, 0x8000},// NODE_CENTER_MUTE
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{AC97REG_CENTER_LFE_VOLUME, 0x003F},// NODE_LFE_VOLUME
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{AC97REG_CENTER_LFE_VOLUME, 0x0080},// NODE_LFE_MUTE
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{AC97REG_MASTER_VOLUME, 0x3F3F}, // NODE_FRONT_VOLUME
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{AC97REG_MASTER_VOLUME, 0x8000}, // NODE_FRONT_MUTE
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{AC97REG_INVALID, 0x0000}, // NODE_VIRT_MASTERMONO_VOLUME doesn't have controls
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{AC97REG_INVALID, 0x0000} // NODE_VIRT_MASTERMONO_MUTE doesn't have controls
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};
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#endif //_AC97REG_H_
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