41 lines
890 B
C
41 lines
890 B
C
#pragma once
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#ifndef __SCSPDSP_H__
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#define __SCSPDSP_H__
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//the DSP Context
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struct _SCSPDSP
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{
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//Config
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UINT16 *SCSPRAM;
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UINT32 SCSPRAM_LENGTH;
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UINT32 RBP; //Ring buf pointer
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UINT32 RBL; //Delay ram (Ring buffer) size in words
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//context
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INT16 COEF[64]; //16 bit signed
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UINT16 MADRS[32]; //offsets (in words), 16 bit
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UINT16 MPRO[128*4]; //128 steps 64 bit
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INT32 TEMP[128]; //TEMP regs,24 bit signed
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INT32 MEMS[32]; //MEMS regs,24 bit signed
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UINT32 DEC;
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//input
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INT32 MIXS[16]; //MIXS, 24 bit signed
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INT16 EXTS[2]; //External inputs (CDDA) 16 bit signed
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//output
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INT16 EFREG[16]; //EFREG, 16 bit signed
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int Stopped;
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int LastStep;
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};
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void SCSPDSP_Init(struct _SCSPDSP *DSP);
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void SCSPDSP_SetSample(struct _SCSPDSP *DSP, INT32 sample, INT32 SEL, INT32 MXL);
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void SCSPDSP_Step(struct _SCSPDSP *DSP);
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void SCSPDSP_Start(struct _SCSPDSP *DSP);
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#endif /* __SCSPDSP_H__ */
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