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Added cart debugger tab for 'MDM'. 

git-svn-id: svn://svn.code.sf.net/p/stella/code/trunk@2981 8b62c5a3-ac7e-4cc8-8f21-d9a121418aba
This commit is contained in:
stephena 2014-08-29 15:33:04 +00:00
parent 04ee72521d
commit ddafc3a650
5 changed files with 147 additions and 9 deletions
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90
src/debugger/gui/CartMDMWidget.cxx Normal file
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@ -0,0 +1,90 @@
//============================================================================
//
// SSSS tt lll lll
// SS SS tt ll ll
// SS tttttt eeee ll ll aaaa
// SSSS tt ee ee ll ll aa
// SS tt eeeeee ll ll aaaaa -- "An Atari 2600 VCS Emulator"
// SS SS tt ee ll ll aa aa
// SSSS ttt eeeee llll llll aaaaa
//
// Copyright (c) 1995-2014 by Bradford W. Mott, Stephen Anthony
// and the Stella Team
//
// See the file "License.txt" for information on usage and redistribution of
// this file, and for a DISCLAIMER OF ALL WARRANTIES.
//
// $Id$
//============================================================================
#include "CartMDM.hxx"
#include "PopUpWidget.hxx"
#include "Widget.hxx"
#include "CartMDMWidget.hxx"
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
CartridgeMDMWidget::CartridgeMDMWidget(
GuiObject* boss, const GUI::Font& lfont, const GUI::Font& nfont,
int x, int y, int w, int h, CartridgeMDM& cart)
: CartDebugWidget(boss, lfont, nfont, x, y, w, h),
myCart(cart)
{
uInt32 size = myCart.mySize;
ostringstream info;
info << "Menu Driven Megacart, containing up to 128 4K banks\n"
<< "Startup bank = " << cart.myStartBank << "\n"
<< "\nBanks are selected by reading from $800 - $FFF, where the lower "
"byte determines the 4K bank to use.";
int xpos = 10,
ypos = addBaseInformation(size, "Edwin Blink", info.str(), 15) + myLineHeight;
VariantList items;
for(uInt32 i = 0x800; i < 0x800 + myCart.bankCount(); ++i)
{
info.str("");
info << dec << (i & 0xFF) << " ($" << Common::Base::HEX4 << i << ")";
items.push_back(info.str());
}
myBank =
new PopUpWidget(boss, _font, xpos, ypos-2, _font.getStringWidth("xxx ($0FFF) "),
myLineHeight, items, "Set bank: ",
_font.getStringWidth("Set bank: "), kBankChanged);
myBank->setTarget(this);
addFocusWidget(myBank);
xpos += myBank->getWidth() + 30;
myBankDisabled = new CheckboxWidget(boss, _font, xpos, ypos,
"Bankswitching is locked/disabled",
kBankDisabled);
myBankDisabled->setTarget(this);
addFocusWidget(myBankDisabled);
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
void CartridgeMDMWidget::loadConfig()
{
myBank->setSelectedIndex(myCart.myCurrentBank);
myBankDisabled->setState(myCart.myBankingDisabled);
CartDebugWidget::loadConfig();
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
void CartridgeMDMWidget::handleCommand(CommandSender* sender,
int cmd, int data, int id)
{
if(cmd == kBankChanged)
{
myCart.unlockBank();
myCart.bank(myBank->getSelected());
myCart.lockBank();
invalidate();
}
else if(cmd == kBankDisabled)
{
myCart.myBankingDisabled = myBankDisabled->getState();
}
}

49
src/debugger/gui/CartMDMWidget.hxx Normal file
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@ -0,0 +1,49 @@
//============================================================================
//
// SSSS tt lll lll
// SS SS tt ll ll
// SS tttttt eeee ll ll aaaa
// SSSS tt ee ee ll ll aa
// SS tt eeeeee ll ll aaaaa -- "An Atari 2600 VCS Emulator"
// SS SS tt ee ll ll aa aa
// SSSS ttt eeeee llll llll aaaaa
//
// Copyright (c) 1995-2014 by Bradford W. Mott, Stephen Anthony
// and the Stella Team
//
// See the file "License.txt" for information on usage and redistribution of
// this file, and for a DISCLAIMER OF ALL WARRANTIES.
//
// $Id$
//============================================================================
#ifndef CARTRIDGEMDM_WIDGET_HXX
#define CARTRIDGEMDM_WIDGET_HXX
class CartridgeMDM;
class CheckboxWidget;
class PopUpWidget;
#include "CartDebugWidget.hxx"
class CartridgeMDMWidget : public CartDebugWidget
{
public:
CartridgeMDMWidget(GuiObject* boss, const GUI::Font& lfont,
const GUI::Font& nfont,
int x, int y, int w, int h,
CartridgeMDM& cart);
virtual ~CartridgeMDMWidget() { }
void loadConfig();
void handleCommand(CommandSender* sender, int cmd, int data, int id);
private:
CartridgeMDM& myCart;
PopUpWidget* myBank;
CheckboxWidget* myBankDisabled;
enum { kBankChanged = 'bkCH', kBankDisabled = 'bkDI' };
};
#endif

1
src/debugger/gui/module.mk
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@ -54,6 +54,7 @@ MODULE_OBJS := \
src/debugger/gui/CartFA2Widget.o \
src/debugger/gui/CartFEWidget.o \
src/debugger/gui/CartMCWidget.o \
src/debugger/gui/CartMDMWidget.o \
src/debugger/gui/CartSBWidget.o \
src/debugger/gui/CartUAWidget.o \
src/debugger/gui/CartX07Widget.o \

12
src/emucore/CartMDM.cxx
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@ -114,13 +114,7 @@ bool CartridgeMDM::poke(uInt16 address, uInt8 value)
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
bool CartridgeMDM::bank(uInt16 bank)
{
if(bankLocked()) return false;
// Accesses above bank 127 disable further bankswitching; we're only
// concerned with the lower byte
myBankingDisabled = myBankingDisabled || bank > 127;
if(myBankingDisabled)
return false;
if(bankLocked() || myBankingDisabled) return false;
// Remember what bank we're in
// Wrap around to a valid bank number if necessary
@ -138,6 +132,10 @@ bool CartridgeMDM::bank(uInt16 bank)
access.codeAccessBase = &myCodeAccessBase[offset + (address & 0x0FFF)];
mySystem->setPageAccess(address >> shift, access);
}
// Accesses above bank 127 disable further bankswitching; we're only
// concerned with the lower byte
myBankingDisabled = myBankingDisabled || bank > 127;
return myBankChanged = true;
}

4
src/emucore/CartMDM.hxx
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@ -24,7 +24,7 @@
#include "Cart.hxx"
#include "System.hxx"
#ifdef DEBUGGER_SUPPORT
// #include "CartMDMWidget.hxx"
#include "CartMDMWidget.hxx"
#endif
/**
@ -141,7 +141,7 @@ class CartridgeMDM : public Cartridge
CartDebugWidget* debugWidget(GuiObject* boss, const GUI::Font& lfont,
const GUI::Font& nfont, int x, int y, int w, int h)
{
return 0;//new CartridgeMDMWidget(boss, lfont, nfont, x, y, w, h, *this);
return new CartridgeMDMWidget(boss, lfont, nfont, x, y, w, h, *this);
}
#endif