115 lines
3.4 KiB
C
115 lines
3.4 KiB
C
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#ifndef __MSP3430_H__
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#define __MSP3430_H__
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#include "xf86i2c.h"
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typedef struct {
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I2CDevRec d;
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int standard;
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int connector;
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int mode;
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CARD8 hardware_version, major_revision, product_code, rom_version;
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#ifdef MSP_DEBUG
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CARD8 registers_present[256];
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#endif
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CARD16 chip_id;
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CARD8 chip_family;
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Bool recheck; /*reinitialization needed after channel change */
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CARD8 c_format; /*current state of audio format */
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CARD16 c_standard; /*current state of standard register */
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CARD8 c_source; /*current state of source register */
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CARD8 c_matrix; /*current state of matrix register */
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CARD8 c_fmmatrix; /*current state of fmmatrix register */
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int c_mode; /* current state of mode for autoswitchimg */
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CARD8 volume;
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} MSP3430Rec, * MSP3430Ptr;
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#define MSP3430_ADDR_1 0x80
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#define MSP3430_ADDR_2 0x84
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#define MSP3430_ADDR_3 0x88
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#define MSP3430_PAL 1
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#define MSP3430_NTSC 2
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#define MSP3430_PAL_DK1 (0x100 | MSP3430_PAL)
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#define MSP3430_SECAM 3
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#define MSP3430_CONNECTOR_1 1 /* tuner on AIW cards */
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#define MSP3430_CONNECTOR_2 2 /* SVideo on AIW cards */
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#define MSP3430_CONNECTOR_3 3 /* composite on AIW cards */
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#define MSP3430_ADDR(a) ((a)->d.SlaveAddr)
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#define MSP3430_FAST_MUTE 0xFF
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/* a handy volume transform function, -1000..1000 -> 0x01..0x7F */
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#define MSP3430_VOLUME(value) (0x01+(0x7F-0x01)*log(value+1001)/log(2001))
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/*----------------------------------------------------------*/
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/* MSP chip families */
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#define MSPFAMILY_UNKNOWN 0
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#define MSPFAMILY_34x0D 1
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#define MSPFAMILY_34x5D 2
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#define MSPFAMILY_34x0G 3
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#define MSPFAMILY_34x5G 4
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/* values for MSP standard */
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#define MSPSTANDARD_UNKNOWN 0x00
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#define MSPSTANDARD_AUTO 0x01
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#define MSPSTANDARD_FM_M 0x02
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#define MSPSTANDARD_FM_BG 0x03
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#define MSPSTANDARD_FM_DK1 0x04
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#define MSPSTANDARD_FM_DK2 0x04
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#define MSPSTANDARD_NICAM_BG 0x08
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#define MSPSTANDARD_NICAM_L 0x09
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#define MSPSTANDARD_NICAM_I 0x0A
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#define MSPSTANDARD_NICAM_DK 0x0B
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/* values for MSP format */
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#define MSPFORMAT_UNKNOWN 0x00
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#define MSPFORMAT_FM 0x10
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#define MSPFORMAT_1xFM 0x00|MSPFORMAT_FM
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#define MSPFORMAT_2xFM 0x01|MSPFORMAT_FM
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#define MSPFORMAT_NICAM 0x20
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#define MSPFORMAT_NICAM_FM 0x00|MSPFORMAT_NICAM
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#define MSPFORMAT_NICAM_AM 0x01|MSPFORMAT_NICAM
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#define MSPFORMAT_SCART 0x30
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/* values for MSP mode */
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#define MSPMODE_UNKNOWN 0
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/* automatic modes */
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#define MSPMODE_STEREO_AB 1
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#define MSPMODE_STEREO_A 2
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#define MSPMODE_STEREO_B 3
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/* forced modes */
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#define MSPMODE_MONO 4
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#define MSPMODE_STEREO 5
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#define MSPMODE_AB 6
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#define MSPMODE_A 7
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#define MSPMODE_B 8
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/*----------------------------------------------------------*/
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void InitMSP3430(MSP3430Ptr m);
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MSP3430Ptr DetectMSP3430(I2CBusPtr b, I2CSlaveAddr addr);
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void ResetMSP3430(MSP3430Ptr m);
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void MSP3430SetVolume (MSP3430Ptr m, CARD8 value);
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void MSP3430SetSAP (MSP3430Ptr m, int mode);
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#define MSP3430SymbolsList \
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"InitMSP3430", \
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"DetectMSP3430", \
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"ResetMSP3430", \
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"MSP3430SetVolume", \
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"MSP3430SetSAP"
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#define xf86_DetectMSP3430 ((MSP3430Ptr (*)(I2CBusPtr, I2CSlaveAddr))LoaderSymbol("DetectMSP3430"))
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#define xf86_ResetMSP3430 ((void (*)(MSP3430Ptr))LoaderSymbol("ResetMSP3430"))
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#define xf86_MSP3430SetVolume ((void (*)(MSP3430Ptr, CARD8))LoaderSymbol("MSP3430SetVolume"))
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#define xf86_MSP3430SetSAP ((void (*)(MSP3430Ptr, int))LoaderSymbol("MSP3430SetSAP"))
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#define xf86_InitMSP3430 ((void (*)(MSP3430Ptr))LoaderSymbol("InitMSP3430"))
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#endif
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