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// license:BSD-3-Clause
// copyright-holders:ElSemi, R.Belmont
#pragma once

#ifndef __SCSPDSP_H__
#define __SCSPDSP_H__

//the DSP Context
struct SCSPDSP
{
//Config
	UINT16 *SCSPRAM;
	UINT32 SCSPRAM_LENGTH;
	UINT32 RBP; //Ring buf pointer
	UINT32 RBL; //Delay ram (Ring buffer) size in words

//context

	INT16 COEF[64];     //16 bit signed
	UINT16 MADRS[32];   //offsets (in words), 16 bit
	UINT16 MPRO[128*4]; //128 steps 64 bit
	INT32 TEMP[128];    //TEMP regs,24 bit signed
	INT32 MEMS[32]; //MEMS regs,24 bit signed
	UINT32 DEC;

//input
	INT32 MIXS[16]; //MIXS, 24 bit signed
	INT16 EXTS[2];  //External inputs (CDDA)    16 bit signed

//output
	INT16 EFREG[16];    //EFREG, 16 bit signed

	int Stopped;
	int LastStep;
};

void SCSPDSP_Init(SCSPDSP *DSP);
void SCSPDSP_SetSample(SCSPDSP *DSP, INT32 sample, INT32 SEL, INT32 MXL);
void SCSPDSP_Step(SCSPDSP *DSP);
void SCSPDSP_Start(SCSPDSP *DSP);

#endif /* __SCSPDSP_H__ */