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/*
* ESS Technology allegro audio driver.
*
* Copyright (C) 1992-2000 Don Kim (don.kim@esstech.com)
*/
#ifndef _HCKERNEL_H_
#define _HCKERNEL_H_
#define IIS_APU56 0x38
#define IIS_APU57 0x39
#define DSP_4_CHANNEL 0x08000000 /*AY specify DSP 4 channel */
#define DSP_6_CHANNEL 0x04000000 /*AY specify DSP 6 channel */
#define DSP_MEMORY_INDEX 0x80
#define DSP_MEMORY_TYPE 0x82
#define DSP_DATA_MEMORY 0x0003
#define DSP_CODE_MEMORY 0x0002
#define DSP_MEMORY_VALUE 0x84
#define NOT_READY 0
#define RUNNING 1
#define PAUSE 2
#define STOP 3
/*DSPAPU */
#define DSPAPU_IN_BUF_SIZE 96 /* 32 * 3 BUFFERS */
#define DSPAPU_OUT_BUF_SIZE 96 /* 32 * 3 BUFFERS */
/****************** SRC3 Begin ********************** */
/* max # of playback/record clients */
#define MAXSRCPLAYCLIENT 1 /* ASSUME NO MULTIPLE STREAMS */
#define MAXSRCRECCLIENT 1
#define MAXSVCLIENT 1 /* assume 1 for speaker virtualization */
/* value for bDirection */
#define SRCPLAYBACK TRUE
#define SRCRECORD FALSE
/*/dwMode */
#define SRC_PCM_16BIT 0x01
#define SRC_PCM_8BIT 0x02
#define SRC_PCM_STEREO 0x04
#define SRC_PCM_MONO 0x08
/* khs 0302 */
#define SRC3_PLAYBACK 0
#define SRC3_RECORD 1
#define SRC3_STEREO 0
#define SRC3_MONO 1
#define SRC3_16BIT 0
#define SRC3_8BIT 1
#define SRC3_SR_44100 0
#define SRC3_SR_32000 1
#define SRC3_SR_22050 2
#define SRC3_SR_11025 3
#define SRC3_SR_8000 4
#define DSP_PROGRAM_SIZE 0x15c /* maximum program size */
#define SRC_PB_FILTER_SIZE 666 /* maximum playback filter size */
#define SRC3_DIRECTION_OFFSET CDATA_HEADER_LEN
#define SRC3_MODE_OFFSET CDATA_HEADER_LEN + 1
#define SRC3_WORD_LENGTH_OFFSET CDATA_HEADER_LEN + 2
#define SRC3_PARAMETER_OFFSET CDATA_HEADER_LEN + 3
#define SRC3_COEFF_ADDR_OFFSET CDATA_HEADER_LEN + 8
#define SRC3_FILTAP_ADDR_OFFSET CDATA_HEADER_LEN + 10
#define SRC3_TEMP_INBUF_ADDR_OFFSET CDATA_HEADER_LEN + 16
#define SRC3_TEMP_OUTBUF_ADDR_OFFSET CDATA_HEADER_LEN + 17
#define FOR_FUTURE_USE 10 /* for storing temporary variable in future */
/****************** SRC3 End ********************** */
/****************** Speaker Virtualization Begin ********************** */
/* specify the sample rate flag = 1 for 44.1K ; 0 for 48K */
/* default is 0 so it is for 48K */
#define SPKRVIRT_SR_FLAG CDATA_HEADER_LEN + 1
#define SPKRVIRT_44K 0X0001
#define SPKRVIRT_48K 0X0000
/*VMAx Speaker Virtualization */
#define SPKRVIRT_VARIABLE_LEN 81 /* IN WORD */
#define SPKRVIRT_IN_BUFFER_OFFSET CDATA_HEADER_LEN + SPKRVIRT_VARIABLE_LEN
#define SPKRVIRT_IN_BUFFER_SIZE (384 * 2) /* BYTE */
#define SPKRVIRT_OUT_BUFFER_OFFSET SPKRVIRT_IN_BUFFER_OFFSET + (SPKRVIRT_IN_BUFFER_SIZE / 2)
#define SPKRVIRT_OUT_BUFFER_SIZE (192 * 2) /* BYTE */
#define SPKRVIRT_OWN_DATA_SIZE SPKRVIRT_OUT_BUFFER_OFFSET + (SPKRVIRT_OUT_BUFFER_SIZE / 2)
/*CRL Sensaura */
#define CRL_SPKRVIRT_VARIABLE_LEN 237 /* IN WORD */
#define CRL_SPKRVIRT_IN_BUFFER_OFFSET CDATA_HEADER_LEN + CRL_SPKRVIRT_VARIABLE_LEN
/*#define CRL_SPKRVIRT_IN_BUFFER_SIZE (384 * 2) // BYTE */
#define CRL_SPKRVIRT_IN_BUFFER_SIZE (256 * 2) /* BYTE */
#define CRL_SPKRVIRT_OUT_BUFFER_OFFSET CRL_SPKRVIRT_IN_BUFFER_OFFSET + (CRL_SPKRVIRT_IN_BUFFER_SIZE / 2)
/*#define CRL_SPKRVIRT_OUT_BUFFER_SIZE (192 * 2) // BYTE */
#define CRL_SPKRVIRT_OUT_BUFFER_SIZE (128 * 2) /* BYTE */
#define CRL_SPKRVIRT_OWN_DATA_SIZE CRL_SPKRVIRT_OUT_BUFFER_OFFSET + (CRL_SPKRVIRT_OUT_BUFFER_SIZE / 2)
/****************** Speaker Virtualization End ********************** */
/* WARNING! WARNING! WARNING! WARNING! WARNING! WARNING! */
/* */
/* Do NOT change DSP_STARTTRANSFER_INFO structure without updating hckernel.inc */
/* */
/* WARNING! WARNING! WARNING! WARNING! WARNING! WARNING! */
typedef struct sTRANSFER_INFO
{
PCLIENT_INST pClient_Inst;
DWORD dwAutoRepeat;
DWORD dwHostSrcBufferAddr;
DWORD dwHostSrcBufferLen;
DWORD dwHostDstBufferAddr;
DWORD dwHostDstBufferLen;
DWORD dwDSPInBufferAddr;
DWORD dwDSPInBufferLen;
DWORD dwDSPOutBufferAddr;
DWORD dwDSPOutBufferLen;
DWORD dwDSPInConnection;
DWORD dwDSPOutConnection;
}
TRANSFER_INFO, *PTRANSFER_INFO;
/*similar to kOpenInstance */
extern WORD __cdecl DSPxxxOpen (DWORD, DWORD, DWORD, PCLIENT_INST *);
/*similar to kCloseInstance */
extern WORD __cdecl DSPxxxClose (PCLIENT_INST, DWORD);
/*similar to kStartTransfer */
extern WORD __cdecl DSPStartXfer (PTRANSFER_INFO);
/*similar to kStopTransfer */
extern WORD __cdecl DSPStopXfer (PCLIENT_INST);
/*similar to kQueryPosition */
extern WORD __cdecl DSPQueryPosition (PCLIENT_INST, DWORD, PDWORD);
/*similar to kSetInstanceReady */
extern WORD __cdecl DSPSetInstanceReady (PCLIENT_INST);
/*similar to kSetInstanceNotReady */
extern WORD __cdecl DSPSetInstanceNotReady (PCLIENT_INST);
/*similar to kPIOInterruptHandler */
extern WORD __cdecl DSPPIOInterruptHandler (PCLIENT_INST);
extern WORD __cdecl DSPSetTimer (DWORD);
/*similar to kAlterTransfer */
extern WORD __cdecl DSPAlterTransfer (PCLIENT_INST, DWORD, DWORD, DWORD);
extern WORD __cdecl DSPUnmaskInt (void);
extern WORD __cdecl DSPMaskInt (void);
extern WORD __cdecl DSPReadWord (DWORD, DWORD, DWORD);
extern VOID __cdecl DSPWriteWord (DWORD, DWORD, DWORD, WORD);
/*similar to kI2SInterruptHandler */
extern WORD __cdecl DSPI2SInterruptHandler (PDWORD);
extern WORD __cdecl DSPOpenPassThru (PPASSTHRU *, DWORD, DWORD);
extern WORD __cdecl DSPClosePassThru (PPASSTHRU);
extern WORD gwDisable_DSP;
extern DWORD gwDisable_VMAx;
#define VMAX_MAGIC 0x564D4158
#define CRL_MAGIC 0x43524C
extern WORD gwDSPConnectIn; /* tell DSP where to grab data from */
extern WORD gwDSPConnectOut; /* tell DSP where to send data to */
#endif
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