201 lines
6.9 KiB
C
201 lines
6.9 KiB
C
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//
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// Device and Vendor IDs - Needed like this for OSS only
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//
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#define CYRIX_VENDOR_ID 0x1078
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#define NATIONAL_VENDOR_ID 0x100B
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//
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// Audio Device IDs
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//
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#define CX5530_DEV_ID 0x0103
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#define SC1200_DEV_ID 0x0503
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#define CS5535_DEV_ID 0x002E
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//
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// Function 3 of 5530 PCI dev is Audio (ISA idx).
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//
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#define PCI_FUNC3_AUDIO 0x300
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#define PCI_AUDIO_CMD_REG 0x04
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typedef unsigned char AUDIO_STATE;
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#define AUDIO_STATE_IGNORE 0
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#define AUDIO_STATE_IN_RECORDING 0x01
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#define AUDIO_STATE_IN_OVERFLOW 0x02
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#define AUDIO_STATE_IN_STOPPED 0x03
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#define AUDIO_STATE_IN_MASK 0x0F
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#define AUDIO_STATE_OUT_PLAYING 0x10
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#define AUDIO_STATE_OUT_UNDERFLOW 0x20
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#define AUDIO_STATE_OUT_STOPPED 0x30
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#define AUDIO_STATE_OUT_MASK 0xF0
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#define RECORD_RUNNING 0x01
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#define RECORD_OVERFLOW 0x02
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#define RECORD_STOPPED 0x03
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#define PLAYBACK_RUNNING 0x10
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#define PLAYBACK_UNDERFLOW 0x20
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#define PLAYBACK_STOPPED 0x30
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//
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// The CODEC commands are actually 16-bit words, into which is inserted
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// the codec "target" register, identified by a byte. The 5530 Codec
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// controller writes a command unsigned short of 32-bits, that includes the codec
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// command unsigned short.
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//
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#define CODEC_COMMAND_MASK 0xFF00FFFF
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//
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// The Interaction with the CODEC is a bit cumbersome
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// because of the serial interface.
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//
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#define CODEC_STATUS_REG 0x08 // In Audio mem-map.
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#define CODEC_CMD_REG 0x0c // In audio mem-map.
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#define CODEC_CMD_VALID 0x00010000
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#define CODEC_STATUS_VALID 0x00020000
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#define CODEC_STATUS_NEW 0x00010000
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#define BIT_CODEC_READY 0x00800000
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//
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// Registers for the 5535
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//
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#define CODEC_STATUS_REG_5535 0x08
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#define CODEC_CONTROL_REG_5535 0x0c
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//
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// 5535 Bits
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//
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#define BIT_5535_CODEC_COMMAND_NEW 0x00010000
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#define BIT_5535_CODEC_STATUS_NEW 0x00020000
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#define BIT_5535_ACLINK_SHUTDOWN 0x00040000
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#define BIT_5535_ACLINK_WARM_RESET 0x00020000
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#define BIT_5535_CODEC_READY_PRIM 0x00800000
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//
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// Codec register indexes. Note these are all shifted left by 16 bits.
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//
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#define RESET 0x00
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#define MASTER_VOLUME 0x02
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#define LINE_LEV_OUT_VOL 0x04
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#define MASTER_VOLUME_MONO 0x06
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#define MASTER_TONE_RL 0x08
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#define PC_BEEP_VOLUME 0x0a
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#define PHONE_VOLUME 0x0c
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#define MIC_VOLUME 0x0e
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#define LINE_IN_VOLUME 0x10
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#define CD_VOLUME 0x12
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#define VIDEO_VOLUME 0x14
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#define TV_VOLUME 0x16
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#define PCM_OUT_VOL 0x18
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#define RECORD_SELECT 0x1a
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#define RECORD_GAIN 0x1c
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#define RECORD_MIC_GAIN 0x1e
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#define GENERAL_PURPOSE 0x20
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#define CONTROL_3D 0x22
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#define MODEM_RATE 0x24
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#define POWERDOWN_CTRL_STAT 0x26
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#define EXTENDED_AUDIO_ID 0x28
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#define EXT_AUDIO_CTRL_STAT 0x2A
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#define PCM_FRONT_DAC_RATE 0x2C
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#define PCM_LR_ADC_RATE 0x32
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#define VENDOR_ID1 0x7c
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#define VENDOR_ID2 0x7e
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#define MUTE_MASK 0x8000
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#define HEADHONE_AVAIL 0x0010
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#define LINE_LEV_RESET_VOL 0x0000 // the reset without the mask
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#ifdef AC97_2DOT1_6BIT_COMPLIANT
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# define MASTER_ATTEN_CTL_BITS 6
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#else
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# define MASTER_ATTEN_CTL_BITS 5
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#endif
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#define MASTER_VOLUME_MAX ( ( 1 << MASTER_ATTEN_CTL_BITS ) - 1 )
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#define LINE_LEV_OUT_MAX ( ( 1 << MASTER_ATTEN_CTL_BITS ) - 1 )
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//
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// AD1819A registers
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//
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#define AD1819A_SER_CONF 0x74
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#define AD1819A_SER_CONF_DRQEN 0x08
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#define AD1819A_MISC 0x76
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#define AD1819A_PCM_SR0 0x78
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#define AD1819A_PCM_SR1 0x7A
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#define AD1819A_VENDORID1 0x7C
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#define AD1819A_VENDORID2 0x7E
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//
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// Power Management bits
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//
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#define GEODEAUDIO_PWR_PR0 0x0100 // PCM in ADC's & input Mux Powerdown
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#define GEODEAUDIO_PWR_PR1 0x0200 // PCM out DACs Powerdown
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#define GEODEAUDIO_PWR_PR2 0x0400 // Analog Mixer powerdown (Vref still on)
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#define GEODEAUDIO_PWR_PR3 0x0800 // Analog Mxer powerdown (Vref off)
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#define GEODEAUDIO_PWR_PR4 0x1000 // Digital interface (AC-link) powerdown (external clk off)
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#define GEODEAUDIO_PWR_PR5 0x2000 // Internal Clk disable
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#define GEODEAUDIO_PWR_PR6 0x4000 // HP amp powerdown
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#define GEODEAUDIO_PWR_PR7 0x8000 // External Amplifier Power Down
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#define GEODEAUDIO_PWR_D0 0x0000
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#define GEODEAUDIO_PWR_D1 GEODEAUDIO_PWR_EXTOFF
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#define GEODEAUDIO_PWR_D2 GEODEAUDIO_PWR_PR0|GEODEAUDIO_PWR_PR1|GEODEAUDIO_PWR_PR2|GEODEAUDIO_PWR_PR6|GEODEAUDIO_PWR_PR7
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#define GEODEAUDIO_PWR_D3 GEODEAUDIO_PWR_PR0|GEODEAUDIO_PWR_PR1|GEODEAUDIO_PWR_PR2|GEODEAUDIO_PWR_PR6|GEODEAUDIO_PWR_PR7
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#define GEODEAUDIO_PWR_D4 GEODEAUDIO_PWR_PR0|GEODEAUDIO_PWR_PR1|GEODEAUDIO_PWR_PR2|GEODEAUDIO_PWR_PR3|GEODEAUDIO_PWR_PR4|GEODEAUDIO_PWR_PR5|GEODEAUDIO_PWR_PR6|GEODEAUDIO_PWR_PR7
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#define GEODEAUDIO_PWR_ANLOFF GEODEAUDIO_PWR_PR2|GEODEAUDIO_PWR_PR3 // Analog section OFF
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#define GEODEAUDIO_PWR_EXTOFF GEODEAUDIO_PWR_PR6|GEODEAUDIO_PWR_PR7 // HP amp and External Amplifier OFF
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#define GEODEAUDIO_PWR_D1_HAWK GEODEAUDIO_PWR_PR0|GEODEAUDIO_PWR_PR1|GEODEAUDIO_PWR_PR2|GEODEAUDIO_PWR_PR3|GEODEAUDIO_PWR_PR4
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#define GEODEAUDIO_PWR_DIGOFF GEODEAUDIO_PWR_PR0|GEODEAUDIO_PWR_PR1 // Digital section OFF
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#define GEODEAUDIO_PWRUP_STEP1 0x0F00 // Clear EAPD,PR6 and AC-link to power up external and HP amp and Digital interface
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#define GEODEAUDIO_PWRUP_STEP2 0x0700 // Clear PR3 to power up Analog (Vref off)
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#define GEODEAUDIO_PWRUP_STEP3 0x0300 // Clear PR2 to power up Analog (Vref on)
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#define GEODEAUDIO_PWRUP_STEP4 0x0100 // Clear PR1 to power up DAC
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#define GEODEAUDIO_PWRUP_STEP5 0x0000 // Clear PR0 to power up ADC
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#define GEODEAUDIO_CODEC_POWER_ADC 0x0001
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#define GEODEAUDIO_CODEC_POWER_DAC 0x0002
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#define GEODEAUDIO_CODEC_POWER_ANL 0x0004
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#define GEODEAUDIO_CODEC_POWER_REF 0x0008
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//
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// Device Power States
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//
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typedef enum _GEODEAUDIO_POWER_STATE
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{
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GEODEAUDIO_D0 = 0, // Full On: full power, full functionality
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GEODEAUDIO_D1, // Low Power On: fully functional at low power/performance
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GEODEAUDIO_D2, // Standby: partially powered with automatic wake
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GEODEAUDIO_D3, // Sleep: partially powered with device initiated wake
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GEODEAUDIO_D4, // Off: unpowered
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} GEODEAUDIO_POWER_STATE, *PGEODEAUDIO_POWER_STATE;
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// PRD table flags
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#define PRD_JMP_BIT 0x20000000
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#define PRD_EOP_BIT 0x40000000
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#define PRD_EOT_BIT 0x80000000
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typedef struct tagPRDEntry
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{
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unsigned long ulPhysAddr;
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unsigned long SizeFlags;
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} PRD_ENTRY, *PPRD_ENTRY;
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//
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// Command register bits
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//
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#define PCI_READS 0x00
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#define PCI_WRITES 0x08
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#define ENABLE_BUSMASTER 0x01
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#define PAUSE_BUSMASTER 0x03
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#define STOP_BUSMASTER 0x00
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#define CHANNEL0_PLAYBACK 0
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#define CHANNEL1_RECORD 1
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#define MAX_CHANNELS 2
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