// license:BSD-3-Clause // copyright-holders:ElSemi, R. Belmont #ifndef MAME_SOUND_SCSPDSP_H #define MAME_SOUND_SCSPDSP_H #pragma once //the DSP Context struct SCSPDSP { //Config address_space *space; u32 RBP; //Ring buf pointer u32 RBL; //Delay ram (Ring buffer) size in words //context s16 COEF[64]; //16 bit signed u16 MADRS[32]; //offsets (in words), 16 bit u16 MPRO[128*4]; //128 steps 64 bit s32 TEMP[128]; //TEMP regs,24 bit signed s32 MEMS[32]; //MEMS regs,24 bit signed u32 DEC; //input s32 MIXS[16]; //MIXS, 24 bit signed s16 EXTS[2]; //External inputs (CDDA) 16 bit signed //output s16 EFREG[16]; //EFREG, 16 bit signed bool Stopped; int LastStep; void Init(); void SetSample(s32 sample, s32 SEL, s32 MXL); void Step(); void Start(); }; #endif // MAME_SOUND_SCSPDSP_H