cz80_support.cpp

#include<stdio.h>
#include<stdlib.h>
#include<string.h>

//#include "driver.h"
//#include "cpuintrf.h"
#include "memory.h"
//#include "z80/z80.h"
#include "cz80.h"

// #include "hack.h"

unsigned char *mame4all_cz80_rom = &mainram[0x3000];
unsigned char *mame4all_cz80_ram = &mainram[0x3000];

cz80_struc RACE_cz80_struc_alloc;
cz80_struc *RACE_cz80_struc=&RACE_cz80_struc_alloc;

#include "memory.h"

void Z80_Init()
{
	Cz80_Init(RACE_cz80_struc);
}

void Z80_Reset()
{
	//unsigned *ctx=(unsigned *)(((unsigned)cpu_getcontext(cpu_getactivecpu())));

	//RACE_cz80_struc=(cz80_struc *)&ctx[4];

	//Cz80_Init(RACE_cz80_struc);
	Cz80_Reset(RACE_cz80_struc);

	//ctx[0]=(unsigned)Cz80_Get_PC(RACE_cz80_struc);
}

/*void Z80_GetRegs(Z80_Regs *Regs)
{
	unsigned *ctx=(unsigned *)Regs;
	ctx[0] = (unsigned)Cz80_Get_PC(RACE_cz80_struc);
}*/

/*void Z80_SetRegs (Z80_Regs *Regs)
{
	unsigned *ctx=(unsigned *)Regs;
	RACE_cz80_struc=(cz80_struc *)&ctx[4];
	Cz80_Set_PC(RACE_cz80_struc,ctx[0]);
}*/

unsigned Z80_GetPC (void)
{
	return Cz80_Get_PC(RACE_cz80_struc);
}

void Z80_Cause_Interrupt(int type)
{
	if (type == Z80_NMI_INT)
		Cz80_Set_NMI(RACE_cz80_struc);
	else if (type >= 0)
		Cz80_Set_IRQ(RACE_cz80_struc, type & 0xff);
}

void Z80_Clear_Pending_Interrupts(void)
{
	Cz80_Clear_IRQ(RACE_cz80_struc);
	Cz80_Clear_NMI(RACE_cz80_struc);
}


int Z80_Execute(int cycles)
{
	return Cz80_Exec(RACE_cz80_struc,cycles);
}

int cpu_readmem16(int address)
{
	return z80ngpMemReadB(address);
}

void cpu_writemem16(int address,int data)
{
	DrZ80ngpMemWriteB(data,address);
}

int cpu_readport(int Port)
{
	return DrZ80ngpPortReadB(Port);
}

void cpu_writeport(int Port,int Value)
{
	DrZ80ngpPortWriteB(Port,Value);
}