Move Corecompare to Tools directory
This commit is contained in:
jb
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Load Diff
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File diff suppressed because it is too large
Load Diff
@@ -1,163 +0,0 @@
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/**
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* CoreCPU - The Quick6502 Project
|
||||
* corecpu.h
|
||||
*
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||||
* Created by Manoel Trapier on 24/02/08
|
||||
* Copyright 2008 986 Corp. All rights reserved.
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||||
*
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||||
* $LastChangedDate: 2008-03-21 01:55:10 +0100 (Ven, 21 mar 2008) $
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||||
* $Author: godzil $
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||||
* $HeadURL: svn+ssh://godzil@trac.godzil.net/svn/projects/Quick6502/trunk/corecpu.h $
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* $Revision: 41 $
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*
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*/
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#ifndef _QUICK6502_CORECPU_H_
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||||
#define _QUICK6502_CORECPU_H_
|
||||
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||||
/* M6502 configuration
|
||||
*
|
||||
* Supported DEFINEs :
|
||||
* NO_DECIMAL Quick6502 will not support BDC arithemtic (used for NES)
|
||||
* CMOS_6502 Quick6502 will act as a CMOS 6502 (Not actually used)
|
||||
*
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||||
*/
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||||
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#ifdef CMOS_6502
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#warning Quick6502 CMOS support is actually desactivated, desactivate it
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#undef CMOS_6502
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||||
#endif
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#ifndef NO_DECIMAL
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#warning Quick6502 have actually no BCD support, fallback to no NO_DECIMAL
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#define NO_DECIMAL
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#endif
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#include "types.h"
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typedef byte (*quick6502_MemoryReadFunction)(unsigned short addr);
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typedef void (*quick6502_MemoryWriteFunction)(unsigned short addr, byte value);
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typedef struct quick6502_cpu_
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{
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||||
/* 6502 registers */
|
||||
byte reg_A, reg_X, reg_Y;
|
||||
byte reg_P, reg_S;
|
||||
unsigned short reg_PC;
|
||||
|
||||
/* Read/Write memory functions */
|
||||
quick6502_MemoryReadFunction memory_read;
|
||||
quick6502_MemoryWriteFunction memory_write;
|
||||
quick6502_MemoryReadFunction memory_page0_read;
|
||||
quick6502_MemoryWriteFunction memory_page0_write;
|
||||
quick6502_MemoryReadFunction memory_stack_read;
|
||||
quick6502_MemoryWriteFunction memory_stack_write;
|
||||
quick6502_MemoryReadFunction memory_opcode_read;
|
||||
|
||||
/* Timing related */
|
||||
long cycle_done;
|
||||
byte exit_loop;
|
||||
|
||||
/* Other config options */
|
||||
byte running; /* This field is used to prevent cpu free if this cpu is running */
|
||||
|
||||
} quick6502_cpu;
|
||||
|
||||
typedef struct quick6502_cpuconfig_
|
||||
{
|
||||
/* Read/Write memory functions */
|
||||
quick6502_MemoryReadFunction memory_read;
|
||||
quick6502_MemoryWriteFunction memory_write;
|
||||
quick6502_MemoryReadFunction memory_page0_read;
|
||||
quick6502_MemoryWriteFunction memory_page0_write;
|
||||
quick6502_MemoryReadFunction memory_stack_read;
|
||||
quick6502_MemoryWriteFunction memory_stack_write;
|
||||
quick6502_MemoryReadFunction memory_opcode_read;
|
||||
} quick6502_cpuconfig;
|
||||
|
||||
/*** Signal that we can send to the CPU ***/
|
||||
typedef enum
|
||||
{
|
||||
Q6502_NO_SIGNAL = 0,
|
||||
Q6502_IRQ_SIGNAL,
|
||||
Q6502_NMI_SIGNAL,
|
||||
Q6502_STOPLOOP_SIGNAL
|
||||
} quick6502_signal;
|
||||
|
||||
/*** Some 6502 related definitions ***/
|
||||
|
||||
/*** P register flags ***/
|
||||
#define Q6502_N_FLAG 0x80 /* Negavite flag */
|
||||
#define Q6502_V_FLAG 0x40 /* oVerflow flag */
|
||||
#define Q6502_R_FLAG 0x20 /* Not a real flag, but need to be to 1 on PHP */
|
||||
#define Q6502_B_FLAG 0x10 /* Break flag */
|
||||
#define Q6502_D_FLAG 0x08 /* BCD flag */
|
||||
#define Q6502_I_FLAG 0x04 /* IRQ/BRK flag */
|
||||
#define Q6502_Z_FLAG 0x02 /* Zero flag */
|
||||
#define Q6502_C_FLAG 0x01 /* Carry flag */
|
||||
|
||||
/*** Interuption Vectors ***/
|
||||
#define Q6502_NMI_LOW 0xFFFA
|
||||
#define Q6502_NMI_HIGH 0xFFFB
|
||||
#define Q6502_RESET_LOW 0xFFFC
|
||||
#define Q6502_RESET_HIGH 0xFFFD
|
||||
#define Q6502_IRQ_LOW 0xFFFE
|
||||
#define Q6502_IRQ_HIGH 0xFFFF
|
||||
|
||||
/**
|
||||
* Initialise the CPU
|
||||
*
|
||||
* Inputs:
|
||||
*
|
||||
* - CPU Init structure:
|
||||
* +- Memory Read function pointer
|
||||
* +- Memory Write function pointer
|
||||
* +- Fast memory read function pointer (for opcodes read)
|
||||
* +- Fast page 0 function / Read/Write
|
||||
* +- Fast page 1 function / Read/Write
|
||||
*
|
||||
* Output:
|
||||
*
|
||||
* (void *): An opaque pointer to the internal structure of the CPU
|
||||
*
|
||||
*/
|
||||
quick6502_cpu *quick6502_init(quick6502_cpuconfig *config);
|
||||
|
||||
/* Reset the CPU (must be done after init) */
|
||||
void quick6502_reset(quick6502_cpu *cpu);
|
||||
|
||||
/**
|
||||
* Run cpu for at least X cycles
|
||||
*
|
||||
* Output:
|
||||
*
|
||||
* int: (Number of cycle really done) - (Number of cycle asked)
|
||||
*/
|
||||
int quick6502_run(quick6502_cpu *cpu, int cycles);
|
||||
|
||||
/** Loop CPU until explicit quit */
|
||||
void quick6502_loop(quick6502_cpu *cpu);
|
||||
|
||||
/** Run CPU for one instruction */
|
||||
void quick6502_exec(quick6502_cpu *cpu);
|
||||
|
||||
/** Send IRQ/NMI/EXITLOOP signal to CPU */
|
||||
void quick6502_int(quick6502_cpu *cpu, quick6502_signal signal);
|
||||
|
||||
/** Dump CPU State to the given file */
|
||||
void quick6502_dump(quick6502_cpu *cpu, FILE * fp);
|
||||
|
||||
/** Get current instruction name at specified address and put it into buffer */
|
||||
void quick6502_getinstruction(quick6502_cpu *cpu, unsigned short addr, char *buffer);
|
||||
|
||||
/**
|
||||
* Free the CPU
|
||||
*
|
||||
* This function will free the CPU only if it's not currently used, it will
|
||||
* return !0 if everything goes well and 0 if the free is impossible
|
||||
*/
|
||||
int quick6502_free(quick6502_cpu *cpu);
|
||||
|
||||
#endif /* _QUICK6502_CORECPU_H_ */
|
||||
|
||||
@@ -1,220 +0,0 @@
|
||||
/*
|
||||
* corecompare.c
|
||||
* Quick6502
|
||||
*
|
||||
* Created by Manoël Trapier on 18/03/08.
|
||||
* Copyright 2008 986 Corp. All rights reserved.
|
||||
*
|
||||
* Simple tool to compare both core results
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include <pthread.h>
|
||||
|
||||
#include "corecpu.h"
|
||||
|
||||
#define BLANK_TIME 5000
|
||||
|
||||
#include "types.h"
|
||||
|
||||
byte mMainMemory[64*1024];
|
||||
byte qMainMemory[64*1024];
|
||||
|
||||
unsigned short ProgramOrg = 0xFFE5;
|
||||
|
||||
byte Program[] = { 0xA9, 0xA5, 0x40, 0x18, 0x78, 0xD8, 0xB8, 0x00, 0xEA, 0xAA, 0xCA, 0xCA, 0xEA, 0x6A, 0x4C, 0xF2, 0xFF, 0xEA, 0x4C, 0xF2, 0xFF, 0xE7, 0xFF, 0xE8, 0xFF, 0xE5, 0xFF };
|
||||
|
||||
unsigned short Smb1Org = 0x8000;
|
||||
#include "smb1.h"
|
||||
#include "nestest.h"
|
||||
|
||||
unsigned short qMemoryReadAddr, mMemoryReadAddr;
|
||||
unsigned short qMemoryWriteAddr, mMemoryWriteAddr;
|
||||
unsigned char qMemoryWriteValue, mMemoryWriteValue;
|
||||
unsigned char qMemoryReadValue, mMemoryReadValue;
|
||||
|
||||
/* Quick6502 related functions and main thread */
|
||||
|
||||
byte ReadMemory(unsigned short addr)
|
||||
{
|
||||
return (qMemoryReadValue = qMainMemory[(qMemoryReadAddr = addr)]);
|
||||
}
|
||||
|
||||
byte ReadMemoryOpCode(unsigned short addr)
|
||||
{
|
||||
return qMainMemory[addr] ;
|
||||
}
|
||||
|
||||
void WriteMemory(unsigned short addr, byte value)
|
||||
{
|
||||
qMemoryWriteValue = value;
|
||||
qMemoryWriteAddr = addr;
|
||||
qMainMemory[addr] = value;
|
||||
}
|
||||
|
||||
|
||||
/* JBN's 6502 CPU related functions */
|
||||
#include <stdint.h>
|
||||
|
||||
#include "cpu6502.h"
|
||||
#include "cyclesTable.h"
|
||||
|
||||
void Wr6502(register uint16_t Addr,register uint8_t Value)
|
||||
{
|
||||
mMemoryWriteValue = Value;
|
||||
mMemoryWriteAddr = Addr;
|
||||
mMainMemory[Addr] = Value;
|
||||
}
|
||||
|
||||
uint8_t Rd6502 (register uint16_t Addr)
|
||||
{
|
||||
return (mMemoryReadValue = mMainMemory[(mMemoryReadAddr = Addr)]);
|
||||
}
|
||||
|
||||
uint8_t Op6502 (register uint16_t Addr)
|
||||
{
|
||||
return mMainMemory[Addr];
|
||||
}
|
||||
|
||||
void debugger_stop ()
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
int Exec6502 (nes_cpu6502_t *cpu)
|
||||
{
|
||||
uint8_t opcode;
|
||||
int result;
|
||||
|
||||
/* Manage the Current Opcode. */
|
||||
opcode = cpu->memRead (cpu->pc);
|
||||
result = cpu6502_execOpCode (cpu, opcode);
|
||||
if (result != 0) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Compute the CPU Time taken by the executed opcode. */
|
||||
cpu->nbCycles -= OpcodesCycles[opcode];
|
||||
return result;
|
||||
}
|
||||
|
||||
int main (int argc, const char * argv[]) {
|
||||
char qBuffer[100],
|
||||
mBuffer[100],
|
||||
qBuffer2[100],
|
||||
mBuffer2[100];
|
||||
int result, result2;
|
||||
int count = 0;
|
||||
int x;
|
||||
/* Copy the 6502 program to both CPU's Memory */
|
||||
//memcpy(MainMemory+ ProgramOrg, Program, 0x10000 - ProgramOrg );
|
||||
|
||||
//memcpy(qMainMemory+ Smb1Org, smb1, 0x10000 - Smb1Org );
|
||||
//memcpy(mMainMemory+ Smb1Org, smb1, 0x10000 - Smb1Org );
|
||||
|
||||
memcpy(qMainMemory+ 0xC000, nestest, 0x10000 - 0xC000 );
|
||||
memcpy(mMainMemory+ 0xC000, nestest, 0x10000 - 0xC000 );
|
||||
|
||||
mMainMemory[0x2002] = 0xC0;
|
||||
qMainMemory[0x2002] = 0xC0;
|
||||
|
||||
/* mMainMemory[0x4016] = 0x41;
|
||||
qMainMemory[0x4016] = 0x41;*/
|
||||
|
||||
/* Initialise both core */
|
||||
nes_cpu6502_t mCpu;
|
||||
quick6502_cpu *qCpu;
|
||||
quick6502_cpuconfig CpuConfig;
|
||||
|
||||
/* Init the CPU */
|
||||
CpuConfig.memory_read = ReadMemory;
|
||||
CpuConfig.memory_write = WriteMemory;
|
||||
|
||||
CpuConfig.memory_opcode_read = ReadMemory;
|
||||
CpuConfig.memory_page0_read =
|
||||
CpuConfig.memory_stack_read = NULL;
|
||||
CpuConfig.memory_page0_write =
|
||||
CpuConfig.memory_stack_write = NULL;
|
||||
|
||||
qCpu = quick6502_init(&CpuConfig);
|
||||
if (!qCpu)
|
||||
{
|
||||
printf("CPU initialisation error...");
|
||||
exit(-1);
|
||||
}
|
||||
|
||||
|
||||
mCpu.memRead = Rd6502;
|
||||
mCpu.memWrite = Wr6502;
|
||||
|
||||
quick6502_reset(qCpu);
|
||||
|
||||
cpuReset (&mCpu);
|
||||
|
||||
/* Run each one insruction by one instruction */
|
||||
while(1)
|
||||
{
|
||||
if (count > 19000)
|
||||
{
|
||||
printf("Fire NMI!\n");
|
||||
quick6502_int(qCpu, Q6502_NMI_SIGNAL);
|
||||
NMI_Interrupt (&mCpu);
|
||||
count = 0;
|
||||
}
|
||||
|
||||
mMemoryWriteValue = 0;
|
||||
mMemoryWriteAddr = 0;
|
||||
mMemoryReadValue = 0;
|
||||
mMemoryReadAddr = 0;
|
||||
|
||||
qMemoryWriteValue = 0;
|
||||
qMemoryWriteAddr = 0;
|
||||
qMemoryReadValue = 0;
|
||||
qMemoryReadAddr = 0;
|
||||
|
||||
quick6502_exec(qCpu);
|
||||
Exec6502(&mCpu);
|
||||
sprintf(qBuffer, "A:%02X X:%02X Y:%02X S:%02X P:%02X PC:%04X",
|
||||
qCpu->reg_A, qCpu->reg_X, qCpu->reg_Y, qCpu->reg_S, qCpu->reg_P, qCpu->reg_PC);
|
||||
|
||||
sprintf(mBuffer, "A:%02X X:%02X Y:%02X S:%02X P:%02X PC:%04X",
|
||||
mCpu.a, mCpu.x, mCpu.y, mCpu.R_Stack, mCpu.R_Status, mCpu.pc);
|
||||
|
||||
result = strcmp(qBuffer, mBuffer);
|
||||
sprintf(qBuffer2, "[R:%04X:%02X - W:%04X:%02X]",
|
||||
qMemoryReadAddr,
|
||||
qMemoryReadValue,
|
||||
qMemoryWriteAddr,
|
||||
qMemoryWriteValue);
|
||||
|
||||
sprintf(mBuffer2, "[R:%04X:%02X - W:%04X:%02X]",
|
||||
mMemoryReadAddr,
|
||||
mMemoryReadValue,
|
||||
mMemoryWriteAddr,
|
||||
mMemoryWriteValue);
|
||||
result2 = strcmp(qBuffer2, mBuffer2);
|
||||
|
||||
if ((result != 0) || (result2 != 0))
|
||||
{
|
||||
#if 0
|
||||
for ( x = 0x00; x < 0x100; x++)
|
||||
{
|
||||
printf("%02X|%02X ", ReadMemory(x), Rd6502(x));
|
||||
if ((x&0x0F) == 0x0F)
|
||||
printf("\n");
|
||||
}
|
||||
#endif
|
||||
printf("REGS | %s | %s | %s\n", qBuffer, (result==0)?"===":"/!\\", mBuffer);
|
||||
printf("MEMA | %s | %s | %s\n", qBuffer2, (result2==0)?"===":"/!\\", mBuffer2);
|
||||
}
|
||||
count ++;
|
||||
}
|
||||
|
||||
|
||||
return 0;
|
||||
}
|
||||
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
@@ -1,28 +0,0 @@
|
||||
/*
|
||||
* Base type definitions - The TI-NESulator Project
|
||||
* types.h - Taken from the Quick6502 project
|
||||
*
|
||||
* Created by Manoel Trapier on 18/09/06.
|
||||
* Copyright 2003-2008 986 Corp. All rights reserved.
|
||||
*
|
||||
* $LastChangedDate: 2008-03-12 12:12:07 +0100 (Mer, 12 mar 2008) $
|
||||
* $Author: godzil $
|
||||
* $HeadURL: svn+ssh://godzil@trac.godzil.net/svn/projects/Quick6502/types.h $
|
||||
* $Revision: 26 $
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef TYPES_H
|
||||
#define TYPES_H
|
||||
|
||||
#ifndef BYTE_TYPE_DEFINED
|
||||
#define BYTE_TYPE_DEFINED
|
||||
typedef unsigned char byte;
|
||||
#endif
|
||||
|
||||
typedef unsigned char bool;
|
||||
|
||||
#define true (0)
|
||||
#define false (!true)
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user