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/***************************************************************************
dsp56k.h
Interface file for the portable Motorola/Freescale DSP56k emulator.
Written by Andrew Gardner
***************************************************************************/
#ifndef _DSP56K_H
#define _DSP56K_H
#include "cpuintrf.h"
/***************************************************************************
REGISTER ENUMERATION
***************************************************************************/
// IRQ Lines
// MODA and MODB are also known as IRQA and IRQB
#define DSP56K_IRQ_MODA 0
#define DSP56K_IRQ_MODB 1
#define DSP56K_IRQ_MODC 2
#define DSP56K_IRQ_RESET 3 /* Is this needed? */
enum
{
// PCU
DSP56K_PC=1,
DSP56K_SR,
DSP56K_LC,
DSP56K_LA,
DSP56K_SP,
DSP56K_OMR,
// ALU
DSP56K_X, DSP56K_Y,
DSP56K_A, DSP56K_B,
// AGU
DSP56K_R0,DSP56K_R1,DSP56K_R2,DSP56K_R3,
DSP56K_N0,DSP56K_N1,DSP56K_N2,DSP56K_N3,
DSP56K_M0,DSP56K_M1,DSP56K_M2,DSP56K_M3,
DSP56K_TEMP,
DSP56K_STATUS,
// CPU STACK
DSP56K_ST0,
DSP56K_ST1,
DSP56K_ST2,
DSP56K_ST3,
DSP56K_ST4,
DSP56K_ST5,
DSP56K_ST6,
DSP56K_ST7,
DSP56K_ST8,
DSP56K_ST9,
DSP56K_ST10,
DSP56K_ST11,
DSP56K_ST12,
DSP56K_ST13,
DSP56K_ST14,
DSP56K_ST15
};
// For Debugger and opcodes
enum parallelMoveType
{
PARALLEL_TYPE_XMDM,
PARALLEL_TYPE_XMDM_SPECIAL,
PARALLEL_TYPE_NODM,
PARALLEL_TYPE_ARU,
PARALLEL_TYPE_RRDM
};
extern void dsp56k_get_info(UINT32 state, cpuinfo *info);
void dsp56k_host_interface_write(UINT8 offset, UINT8 data);
UINT8 dsp56k_host_interface_read(UINT8 offset);
UINT16 dsp56k_get_peripheral_memory(UINT16 addr);
#endif // _DSP56K_H
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