Akop Karapetyan
392 lines
9.1 KiB
C
Executable File
392 lines
9.1 KiB
C
Executable File
/*****************************************************************************
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** $Source: /cygdrive/d/Private/_SVNROOT/bluemsx/blueMSX/Src/Debugger/Debugger.c,v $
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**
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** $Revision: 1.19 $
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**
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** $Date: 2009-07-01 05:00:23 $
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**
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** More info: http://www.bluemsx.com
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**
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** Copyright (C) 2003-2006 Daniel Vik
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**
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 2 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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**
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******************************************************************************
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*/
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#include "Debugger.h"
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#include "DebugDeviceManager.h"
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#include "Emulator.h"
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#include "Actions.h"
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#include "Board.h"
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#include <stdlib.h>
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struct BlueDebugger {
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DebuggerEvent onEmulatorStart;
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DebuggerEvent onEmulatorStop;
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DebuggerEvent onEmulatorPause;
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DebuggerEvent onEmulatorResume;
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DebuggerEvent onEmulatorReset;
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DebuggerTrace onDebugTrace;
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DebuggerSetBp onDebugSetBp;
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void* ref;
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};
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#define MAX_DEVICES 64
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#define MAX_DEBUGGERS 8
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struct DbgSnapshot {
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int count;
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DbgDevice* dbgDevice[MAX_DEVICES];
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};
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static BlueDebugger* debuggerList[MAX_DEBUGGERS];
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static DbgState dbgState = DBG_STOPPED;
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static int debuggerVramAccessEnable = 0;
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static void onDefault(void* ref) {
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}
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static void onDefTrace(void* ref, const char* dummy) {
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}
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static void onDefSetBp(void* ref, UInt16 d1, UInt16 d2, UInt16 d3) {
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}
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BlueDebugger* debuggerCreate(DebuggerEvent onEmulatorStart,
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DebuggerEvent onEmulatorStop,
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DebuggerEvent onEmulatorPause,
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DebuggerEvent onEmulatorResume,
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DebuggerEvent onEmulatorReset,
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DebuggerTrace onDebugTrace,
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DebuggerSetBp onDebugSetBp,
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void* ref)
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{
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BlueDebugger* debugger = malloc(sizeof(BlueDebugger));
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int i;
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debugger->onEmulatorStart = onEmulatorStart ? onEmulatorStart : onDefault;
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debugger->onEmulatorStop = onEmulatorStop ? onEmulatorStop : onDefault;
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debugger->onEmulatorPause = onEmulatorPause ? onEmulatorPause : onDefault;
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debugger->onEmulatorResume = onEmulatorResume ? onEmulatorResume : onDefault;
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debugger->onEmulatorReset = onEmulatorReset ? onEmulatorReset : onDefault;
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debugger->onDebugTrace = onDebugTrace ? onDebugTrace : onDefTrace;
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debugger->onDebugSetBp = onDebugSetBp ? onDebugSetBp : onDefSetBp;
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debugger->ref = ref;
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for (i = 0; i < MAX_DEBUGGERS; i++) {
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if (debuggerList[i] == NULL) {
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debuggerList[i] = debugger;
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break;
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}
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}
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return debugger;
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}
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void debuggerDestroy(BlueDebugger* debugger)
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{
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int i;
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for (i = 0; i < MAX_DEBUGGERS; i++) {
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if (debuggerList[i] == debugger) {
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debuggerList[i] = NULL;
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break;
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}
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}
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free(debugger);
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}
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int debuggerCheckVramAccess(void)
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{
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return debuggerVramAccessEnable > 0;
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}
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void debuggerNotifyEmulatorStart()
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{
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int i;
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dbgState = DBG_RUNNING;
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for (i = 0; i < MAX_DEBUGGERS; i++) {
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if (debuggerList[i] != NULL) {
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debuggerList[i]->onEmulatorStart(debuggerList[i]->ref);
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}
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}
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}
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void debuggerNotifyEmulatorStop()
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{
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int i;
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dbgState = DBG_STOPPED;
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for (i = 0; i < MAX_DEBUGGERS; i++) {
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if (debuggerList[i] != NULL) {
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debuggerList[i]->onEmulatorStop(debuggerList[i]->ref);
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}
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}
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}
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void debuggerNotifyEmulatorPause()
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{
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int i;
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dbgState = DBG_PAUSED;
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for (i = 0; i < MAX_DEBUGGERS; i++) {
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if (debuggerList[i] != NULL) {
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debuggerList[i]->onEmulatorPause(debuggerList[i]->ref);
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}
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}
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}
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void debuggerNotifyEmulatorResume()
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{
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int i;
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dbgState = DBG_RUNNING;
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for (i = 0; i < MAX_DEBUGGERS; i++) {
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if (debuggerList[i] != NULL) {
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debuggerList[i]->onEmulatorResume(debuggerList[i]->ref);
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}
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}
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}
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void debuggerNotifyEmulatorReset()
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{
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int i;
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dbgState = DBG_RUNNING;
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for (i = 0; i < MAX_DEBUGGERS; i++) {
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if (debuggerList[i] != NULL) {
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debuggerList[i]->onEmulatorReset(debuggerList[i]->ref);
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}
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}
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}
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void debuggerTrace(const char* str)
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{
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int i;
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for (i = 0; i < MAX_DEBUGGERS; i++) {
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if (debuggerList[i] != NULL) {
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debuggerList[i]->onDebugTrace(debuggerList[i]->ref, str);
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}
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}
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}
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void debuggerSetBreakpoint(UInt16 slot, UInt16 page, UInt16 address)
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{
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int i;
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for (i = 0; i < MAX_DEBUGGERS; i++) {
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if (debuggerList[i] != NULL) {
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debuggerList[i]->onDebugSetBp(debuggerList[i]->ref, slot, page, address);
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}
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}
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}
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DbgSnapshot* dbgSnapshotCreate()
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{
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DbgSnapshot* dbgSnapshot;
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if (dbgState != DBG_PAUSED) {
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return NULL;
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}
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dbgSnapshot = malloc(sizeof(DbgSnapshot));
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debugDeviceGetSnapshot(dbgSnapshot->dbgDevice, &dbgSnapshot->count);
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return dbgSnapshot;
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}
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int dbgDeviceWriteMemory(DbgMemoryBlock* memoryBlock, void* data, int startAddr, int size)
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{
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return debugDeviceWriteMemory(memoryBlock, data, startAddr, size);
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}
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int dbgDeviceWriteRegister(DbgRegisterBank* regBank, int regIndex, UInt32 value)
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{
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return debugDeviceWriteRegister(regBank, regIndex, value);
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}
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int dbgDeviceWriteIoPort(DbgIoPorts* ioPorts, int portIndex, UInt32 value)
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{
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return debugDeviceWriteIoPort(ioPorts, portIndex, value);
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}
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void dbgSnapshotDestroy(DbgSnapshot* dbgSnapshot)
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{
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int i;
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for (i = 0; i < dbgSnapshot->count; i++) {
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DbgDevice* dbgDevice = dbgSnapshot->dbgDevice[i];
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int j;
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for (j = 0; j < MAX_DBG_COMPONENTS; j++) {
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if (dbgDevice->memoryBlock[j] != NULL) {
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free(dbgDevice->memoryBlock[j]);
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}
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if (dbgDevice->registerBank[j] != NULL) {
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free(dbgDevice->registerBank[j]);
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}
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if (dbgDevice->ioPorts[j] != NULL) {
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free(dbgDevice->ioPorts[j]);
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}
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}
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free(dbgDevice);
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}
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free(dbgSnapshot);
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}
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DbgState dbgGetState()
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{
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return dbgState;
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}
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int dbgSnapshotGetDeviceCount(DbgSnapshot* dbgSnapshot)
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{
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return dbgSnapshot->count;
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}
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const DbgDevice* dbgSnapshotGetDevice(DbgSnapshot* dbgSnapshot, int index)
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{
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if (index >= dbgSnapshot->count) {
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return NULL;
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}
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return dbgSnapshot->dbgDevice[index];
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}
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int dbgDeviceGetMemoryBlockCount(DbgDevice* dbgDevice)
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{
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return dbgDevice->memoryBlockCount;
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}
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const DbgMemoryBlock* dbgDeviceGetMemoryBlock(DbgDevice* dbgDevice, int index)
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{
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if (index >= dbgDevice->memoryBlockCount) {
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return NULL;
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}
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return dbgDevice->memoryBlock[index];
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}
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int dbgDeviceGetRegisterBankCount(DbgDevice* dbgDevice)
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{
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return dbgDevice->registerBankCount;
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}
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const DbgRegisterBank* dbgDeviceGetRegisterBank(DbgDevice* dbgDevice, int index)
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{
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if (index >= dbgDevice->registerBankCount) {
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return NULL;
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}
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return dbgDevice->registerBank[index];
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}
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int dbgDeviceGetCallstackCount(DbgDevice* dbgDevice)
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{
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return dbgDevice->callstack != NULL ? 1 : 0;
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}
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const DbgCallstack* dbgDeviceGetCallstack(DbgDevice* dbgDevice, int index)
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{
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if (index >= dbgDeviceGetCallstackCount(dbgDevice)) {
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return NULL;
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}
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return dbgDevice->callstack;
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}
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int dbgDeviceGetIoPortsCount(DbgDevice* dbgDevice)
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{
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return dbgDevice->ioPortsCount;
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}
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const DbgIoPorts* dbgDeviceGetIoPorts(DbgDevice* dbgDevice, int index)
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{
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if (index >= dbgDevice->ioPortsCount) {
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return NULL;
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}
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return dbgDevice->ioPorts[index];
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}
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void dbgRun()
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{
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if (emulatorGetState() != EMU_RUNNING) {
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actionEmuTogglePause();
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}
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}
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void dbgStop()
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{
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emulatorStop();
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}
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void dbgPause()
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{
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if (emulatorGetState() == EMU_RUNNING) {
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actionEmuTogglePause();
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}
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}
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void dbgStep()
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{
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if (emulatorGetState() == EMU_PAUSED) {
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actionEmuStep();
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}
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}
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void dbgStepBack()
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{
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if (emulatorGetState() == EMU_PAUSED) {
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actionEmuStepBack();
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}
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}
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void dbgSetBreakpoint(UInt16 address)
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{
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boardSetBreakpoint(address);
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}
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void dbgClearBreakpoint(UInt16 address)
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{
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boardClearBreakpoint(address);
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}
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void dbgEnableVramAccessCheck(int enable)
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{
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if (enable) {
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debuggerVramAccessEnable++;
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}
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else {
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debuggerVramAccessEnable--;
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}
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}
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void dbgSetWatchpoint(DbgDeviceType devType, int address, DbgWatchpointCondition condition, UInt32 referenceValue, int size)
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{
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debugDeviceSetMemoryWatchpoint(devType, address, condition, referenceValue, size);
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}
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void dbgClearWatchpoint(DbgDeviceType devType, int address)
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{
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debugDeviceClearMemoryWatchpoint(devType, address);
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}
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