mirror of https://github.com/stella-emu/stella.git
Updated BUS to support some of the older demos. (#898)
This commit is contained in:
parent
7dc205f35e
commit
c78f9e26b6
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@ -0,0 +1,82 @@
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//============================================================================
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//
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// SSSS tt lll lll
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// SS SS tt ll ll
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// SS tttttt eeee ll ll aaaa
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// SSSS tt ee ee ll ll aa
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// SS tt eeeeee ll ll aaaaa -- "An Atari 2600 VCS Emulator"
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// SS SS tt ee ll ll aa aa
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// SSSS ttt eeeee llll llll aaaaa
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//
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// Copyright (c) 1995-2022 by Bradford W. Mott, Stephen Anthony
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// and the Stella Team
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//
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// See the file "License.txt" for information on usage and redistribution of
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// this file, and for a DISCLAIMER OF ALL WARRANTIES.
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//============================================================================
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#include "CartBUSInfoWidget.hxx"
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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CartridgeBUSInfoWidget::CartridgeBUSInfoWidget(
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GuiObject* boss, const GUI::Font& lfont, const GUI::Font& nfont,
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int x, int y, int w, int h, CartridgeBUS& cart)
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: CartDebugWidget(boss, lfont, nfont, x, y, w, h)
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{
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constexpr uInt16 size = 8 * 4096;
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ostringstream info;
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if (cart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS0)
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{
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info << "BUS Stuffing cartridge (EXPERIMENTAL)\n"
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<< "32K ROM, six 4K banks are accessible to 2600\n"
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<< "8K BUS RAM\n"
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<< "BUS registers accessible @ $F000 - $F03F\n"
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<< "Banks accessible at hotspots $FFF6 to $FFFB\n"
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<< "Startup bank = " << cart.startBank() << "\n";
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}
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else
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{
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info << "BUS Stuffing cartridge (EXPERIMENTAL)\n"
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<< "32K ROM, seven 4K banks are accessible to 2600\n"
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<< "8K BUS RAM\n"
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<< (cart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS3 ?
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"BUS registers accessible @ $FFEE - $FFF3\n" : // BUS3
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"BUS registers accessible @ $F000 - $F01A\n") // BUS1, BUS2
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<< "Banks accessible at hotspots $FFF5 to $FFFB\n"
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<< "Startup bank = " << cart.startBank() << "\n";
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}
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#if 0
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// Eventually, we should query this from the debugger/disassembler
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for(uInt32 i = 0, offset = 0xFFC, spot = 0xFF5; i < 7; ++i, offset += 0x1000)
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{
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uInt16 start = (cart.myImage[offset+1] << 8) | cart.myImage[offset];
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start -= start % 0x1000;
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info << "Bank " << i << " @ $" << HEX4 << (start + 0x80) << " - "
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<< "$" << (start + 0xFFF) << " (hotspot = $" << (spot+i) << ")\n";
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}
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#endif
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addBaseInformation(size, "AtariAge", info.str());
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}
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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string CartridgeBUSInfoWidget::describeBUSVersion(CartridgeBUS::BUSSubtype subtype)
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{
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switch(subtype)
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{
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case CartridgeBUS::BUSSubtype::BUS0:
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return "BUS (v0)";
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case CartridgeBUS::BUSSubtype::BUS1:
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return "BUS (v1)";
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case CartridgeBUS::BUSSubtype::BUS2:
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return "BUS (v2)";
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case CartridgeBUS::BUSSubtype::BUS3:
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return "BUS (v3)";
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default:
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throw runtime_error("unreachable");
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}
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}
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@ -0,0 +1,43 @@
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//============================================================================
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//
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// SSSS tt lll lll
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// SS SS tt ll ll
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// SS tttttt eeee ll ll aaaa
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// SSSS tt ee ee ll ll aa
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// SS tt eeeeee ll ll aaaaa -- "An Atari 2600 VCS Emulator"
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// SS SS tt ee ll ll aa aa
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// SSSS ttt eeeee llll llll aaaaa
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//
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// Copyright (c) 1995-2022 by Bradford W. Mott, Stephen Anthony
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// and the Stella Team
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//
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// See the file "License.txt" for information on usage and redistribution of
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// this file, and for a DISCLAIMER OF ALL WARRANTIES.
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//============================================================================
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#ifndef CARTRIDGEBUS_INFO_WIDGET_HXX
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#define CARTRIDGEBUS_INFO_WIDGET_HXX
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#include "CartBUS.hxx"
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#include "CartDebugWidget.hxx"
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class CartridgeBUSInfoWidget : public CartDebugWidget
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{
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public:
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CartridgeBUSInfoWidget(GuiObject* boss, const GUI::Font& lfont,
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const GUI::Font& nfont,
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int x, int y, int w, int h,
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CartridgeBUS& cart);
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~CartridgeBUSInfoWidget() override = default;
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private:
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static string describeBUSVersion(CartridgeBUS::BUSSubtype subtype);
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// Following constructors and assignment operators not supported
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CartridgeBUSInfoWidget() = delete;
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CartridgeBUSInfoWidget(const CartridgeBUSInfoWidget&) = delete;
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CartridgeBUSInfoWidget(CartridgeBUSInfoWidget&&) = delete;
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CartridgeBUSInfoWidget& operator=(const CartridgeBUSInfoWidget&) = delete;
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CartridgeBUSInfoWidget& operator=(CartridgeBUSInfoWidget&&) = delete;
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};
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#endif
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@ -28,31 +28,45 @@ CartridgeBUSWidget::CartridgeBUSWidget(
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: CartridgeARMWidget(boss, lfont, nfont, x, y, w, h, cart),
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myCart{cart}
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{
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constexpr uInt16 size = 8 * 4096;
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constexpr int VBORDER = 8,
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HBORDER = 2,
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INDENT = 20,
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VGAP = 4;
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ostringstream info;
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info << "BUS Stuffing cartridge (EXPERIMENTAL)\n"
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<< "32K ROM, seven 4K banks are accessible to 2600\n"
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<< "8K BUS RAM\n"
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<< "BUS registers accessible @ $FFEE - $FFF3\n"
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<< "Banks accessible at hotspots $FFFF to $FFFB\n"
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<< "Startup bank = " << cart.startBank() << "\n";
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int xpos = HBORDER, ypos = VBORDER;
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int ds2_rows;
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#if 0
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// Eventually, we should query this from the debugger/disassembler
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for(uInt32 i = 0, offset = 0xFFC, spot = 0xFF5; i < 7; ++i, offset += 0x1000)
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// if (cart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS0)
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// {
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// int lwidth = _font.getStringWidth("Unsupported version of BUS"); // get width of the widest label
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// new StaticTextWidget(boss, _font, xpos, ypos, lwidth,
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// myFontHeight, "Unsupported version of BUS", TextAlign::Left);
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// return;
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// }
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if (cart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS3)
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{
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uInt16 start = (cart.myImage[offset+1] << 8) | cart.myImage[offset];
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start -= start % 0x1000;
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info << "Bank " << i << " @ $" << HEX4 << (start + 0x80) << " - "
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<< "$" << (start + 0xFFF) << " (hotspot = $" << (spot+i) << ")\n";
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ds2_rows = 2;
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myDatastreamCount = 18;
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}
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else
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{
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ds2_rows = 4;
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myDatastreamCount = 20;
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}
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#endif
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int xpos = 2,
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ypos = addBaseInformation(size, "AtariAge", info.str(), 4) + 4;
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VariantList items;
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if (cart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS0)
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{
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VarList::push_back(items, "0 ($FFF6)");
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VarList::push_back(items, "1 ($FFF7)");
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VarList::push_back(items, "2 ($FFF8)");
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VarList::push_back(items, "3 ($FFF9)");
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VarList::push_back(items, "4 ($FFFA)");
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VarList::push_back(items, "5 ($FFFB)");
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}
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else
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{
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VarList::push_back(items, "0 ($FFF5)");
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VarList::push_back(items, "1 ($FFF6)");
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VarList::push_back(items, "2 ($FFF7)");
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VarList::push_back(items, "4 ($FFF9)");
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VarList::push_back(items, "5 ($FFFA)");
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VarList::push_back(items, "6 ($FFFB)");
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}
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myBank =
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new PopUpWidget(boss, _font, xpos, ypos-2, _font.getStringWidth("0 ($FFFx)"),
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myLineHeight, items, "Set bank ",
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@ -72,7 +87,7 @@ CartridgeBUSWidget::CartridgeBUSWidget(
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// Datastream Pointers
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#define DS_X 30
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xpos = DS_X;
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ypos += myLineHeight + 4;
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ypos += myLineHeight + VGAP;
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new StaticTextWidget(boss, _font, xpos, ypos, lwidth,
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myFontHeight, "Datastream Pointers", TextAlign::Left);
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@ -80,7 +95,7 @@ CartridgeBUSWidget::CartridgeBUSWidget(
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myDatastreamPointers->setTarget(this);
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myDatastreamPointers->setEditable(false);
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myDatastreamPointers2 = new DataGridWidget(boss, _nfont, DS_X + myDatastreamPointers->getWidth() * 3 / 4, ypos+myLineHeight-2 + 4*myLineHeight, 1, 2, 6, 32, Common::Base::Fmt::_16_3_2);
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myDatastreamPointers2 = new DataGridWidget(boss, _nfont, DS_X + myDatastreamPointers->getWidth() * 3 / 4, ypos+myLineHeight-2 + 4*myLineHeight, 1, ds2_rows, 6, 32, Common::Base::Fmt::_16_3_2);
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myDatastreamPointers2->setTarget(this);
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myDatastreamPointers2->setEditable(false);
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myFontWidth*2, myFontHeight, "", TextAlign::Left);
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myDatastreamLabels[row]->setLabel(Common::Base::toString(row * 4, Common::Base::Fmt::_16_2));
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}
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if (cart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS3)
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{
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lwidth = _font.getStringWidth("Write Data (stream 16)");
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myDatastreamLabels[4] =
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new StaticTextWidget(_boss, _font, DS_X - _font.getStringWidth("xx "),
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new StaticTextWidget(_boss, _font, DS_X - _font.getStringWidth("xx "),
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ypos+myLineHeight-2 + 5*myLineHeight + 2,
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lwidth, myFontHeight, "Jump Data (stream 17)", TextAlign::Left);
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}
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else
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{
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lwidth = _font.getStringWidth("Write Data 0 (stream 16)");
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myDatastreamLabels[4] =
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new StaticTextWidget(_boss, _font, DS_X - _font.getStringWidth("xx "),
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ypos+myLineHeight-2 + 4*myLineHeight + 2,
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lwidth, myFontHeight, "Write Data 0(stream 16)", TextAlign::Left);
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myDatastreamLabels[5] =
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new StaticTextWidget(_boss, _font, DS_X - _font.getStringWidth("xx "),
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ypos+myLineHeight-2 + 5*myLineHeight + 2,
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lwidth, myFontHeight, "Write Data 1(stream 17)", TextAlign::Left);
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myDatastreamLabels[6] =
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new StaticTextWidget(_boss, _font, DS_X - _font.getStringWidth("xx "),
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ypos+myLineHeight-2 + 6*myLineHeight + 2,
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lwidth, myFontHeight, "Write Data 2(stream 18)", TextAlign::Left);
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myDatastreamLabels[7] =
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new StaticTextWidget(_boss, _font, DS_X - _font.getStringWidth("xx "),
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ypos+myLineHeight-2 + 7*myLineHeight + 2,
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lwidth, myFontHeight, "Write Data 3(stream 19)", TextAlign::Left);
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}
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// Datastream Increments
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xpos = DS_X + myDatastreamPointers->getWidth() + 20;
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xpos = DS_X + myDatastreamPointers->getWidth() + INDENT;
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new StaticTextWidget(boss, _font, xpos, ypos, lwidth,
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myFontHeight, "Datastream Increments", TextAlign::Left);
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myDatastreamIncrements->setTarget(this);
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myDatastreamIncrements->setEditable(false);
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myDatastreamIncrements2 = new DataGridWidget(boss, _nfont, xpos, ypos+myLineHeight-2 + 4*myLineHeight, 1, 2, 5, 32, Common::Base::Fmt::_16_2_2);
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myDatastreamIncrements2 = new DataGridWidget(boss, _nfont, xpos, ypos+myLineHeight-2 + 4*myLineHeight, 1, ds2_rows, 5, 32, Common::Base::Fmt::_16_2_2);
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myDatastreamIncrements2->setTarget(this);
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myDatastreamIncrements2->setEditable(false);
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// Datastream Maps
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xpos = 0; ypos += myLineHeight*7 + 4;
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xpos = 0; ypos += myLineHeight*(5 + ds2_rows) + VGAP;
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new StaticTextWidget(boss, _font, xpos, ypos, lwidth,
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myFontHeight, "Address Maps", TextAlign::Left);
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@ -126,7 +165,7 @@ CartridgeBUSWidget::CartridgeBUSWidget(
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myAddressMaps->setEditable(false);
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// Music counters
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xpos = 10; ypos += myLineHeight*6 + 4;
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xpos = 10; ypos += myLineHeight*6 + VGAP;
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new StaticTextWidget(boss, _font, xpos, ypos, lwidth,
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myFontHeight, "Music Counters", TextAlign::Left);
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xpos += lwidth;
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@ -136,7 +175,7 @@ CartridgeBUSWidget::CartridgeBUSWidget(
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myMusicCounters->setEditable(false);
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// Music frequencies
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xpos = 10; ypos += myLineHeight + 4;
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xpos = 10; ypos += myLineHeight + VGAP;
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new StaticTextWidget(boss, _font, xpos, ypos, lwidth,
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myFontHeight, "Music Frequencies", TextAlign::Left);
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xpos += lwidth;
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@ -146,7 +185,7 @@ CartridgeBUSWidget::CartridgeBUSWidget(
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myMusicFrequencies->setEditable(false);
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// Music waveforms
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xpos = 10; ypos += myLineHeight + 4;
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xpos = 10; ypos += myLineHeight + VGAP;
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new StaticTextWidget(boss, _font, xpos, ypos, lwidth,
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myFontHeight, "Music Waveforms", TextAlign::Left);
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xpos += lwidth;
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@ -155,7 +194,9 @@ CartridgeBUSWidget::CartridgeBUSWidget(
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myMusicWaveforms->setTarget(this);
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myMusicWaveforms->setEditable(false);
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const int xpossp = xpos + myMusicWaveforms->getWidth() + 20;
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const int xpossp = xpos + myMusicWaveforms->getWidth() + INDENT;
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if (cart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS3)
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{
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const int lwidth2 = _font.getStringWidth("Sample Pointer ");
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new StaticTextWidget(boss, _font, xpossp, ypos, lwidth2,
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myFontHeight, "Sample Pointer ", TextAlign::Left);
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@ -163,9 +204,10 @@ CartridgeBUSWidget::CartridgeBUSWidget(
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mySamplePointer = new DataGridWidget(boss, _nfont, xpossp + lwidth2, ypos-2, 1, 1, 8, 32, Common::Base::Fmt::_16_8);
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mySamplePointer->setTarget(this);
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mySamplePointer->setEditable(false);
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}
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// Music waveform sizes
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xpos = 10; ypos += myLineHeight + 4;
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xpos = 10; ypos += myLineHeight + VGAP;
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new StaticTextWidget(boss, _font, xpos, ypos, lwidth,
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myFontHeight, "Music Waveform Sizes", TextAlign::Left);
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xpos += lwidth;
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@ -176,16 +218,18 @@ CartridgeBUSWidget::CartridgeBUSWidget(
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// BUS stuff and Digital Audio flags
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xpos = 10; ypos += myLineHeight + 4;
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xpos = 10; ypos += myLineHeight + VGAP;
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myBusOverdrive = new CheckboxWidget(boss, _font, xpos, ypos, "BUS Overdrive enabled");
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myBusOverdrive->setTarget(this);
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myBusOverdrive->setEditable(false);
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if (cart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS3)
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{
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myDigitalSample = new CheckboxWidget(boss, _font, xpossp, ypos, "Digital Sample mode");
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myDigitalSample->setTarget(this);
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myDigitalSample->setEditable(false);
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xpos = 10; ypos += myLineHeight + 4 * 2;
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}
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xpos = 10; ypos += myLineHeight + VGAP * 2;
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addCycleWidgets(xpos, ypos);
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}
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@ -204,7 +248,7 @@ void CartridgeBUSWidget::saveOldState()
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myOldState.internalram.clear();
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myOldState.samplepointer.clear();
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for(uInt32 i = 0; i < 18; ++i)
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for(int i = 0; i < myDatastreamCount; ++i)
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{
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// Pointers are stored as:
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// PPPFF---
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@ -250,6 +294,9 @@ void CartridgeBUSWidget::saveOldState()
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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void CartridgeBUSWidget::loadConfig()
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{
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// if (myCart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS0)
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// return;
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myBank->setSelectedIndex(myCart.getBank());
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// Get registers, using change tracking
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@ -277,7 +324,7 @@ void CartridgeBUSWidget::loadConfig()
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myDatastreamPointers->setList(alist, vlist, changed);
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alist.clear(); vlist.clear(); changed.clear();
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for(int i = 16; i < 18; ++i)
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for(int i = 16; i < myDatastreamCount; ++i)
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{
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const Int32 pointervalue = myCart.getDatastreamPointer(i) >> 12;
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alist.push_back(0); vlist.push_back(pointervalue);
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@ -295,7 +342,7 @@ void CartridgeBUSWidget::loadConfig()
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myDatastreamIncrements->setList(alist, vlist, changed);
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alist.clear(); vlist.clear(); changed.clear();
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for(int i = 16; i < 18; ++i)
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for(int i = 16; i < myDatastreamCount; ++i)
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{
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constexpr Int32 incrementvalue = 0x100;
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alist.push_back(0); vlist.push_back(incrementvalue);
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@ -350,24 +397,31 @@ void CartridgeBUSWidget::loadConfig()
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}
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myMusicWaveformSizes->setList(alist, vlist, changed);
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if (myCart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS3)
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||||
{
|
||||
alist.clear(); vlist.clear(); changed.clear();
|
||||
alist.push_back(0); vlist.push_back(myCart.getSample());
|
||||
changed.push_back((myCart.getSample()) != uInt32(myOldState.samplepointer[0]));
|
||||
mySamplePointer->setList(alist, vlist, changed);
|
||||
}
|
||||
|
||||
myBusOverdrive->setState((myCart.myMode & 0x0f) == 0);
|
||||
if (myCart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS3)
|
||||
myDigitalSample->setState((myCart.myMode & 0xf0) == 0);
|
||||
|
||||
if ((myCart.myMode & 0xf0) == 0)
|
||||
{
|
||||
myMusicWaveforms->setCrossed(true);
|
||||
myMusicWaveformSizes->setCrossed(true);
|
||||
if (myCart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS3)
|
||||
mySamplePointer->setCrossed(false);
|
||||
}
|
||||
else
|
||||
{
|
||||
myMusicWaveforms->setCrossed(false);
|
||||
myMusicWaveformSizes->setCrossed(false);
|
||||
if (myCart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS3)
|
||||
mySamplePointer->setCrossed(true);
|
||||
}
|
||||
|
||||
|
@ -394,11 +448,22 @@ string CartridgeBUSWidget::bankState()
|
|||
{
|
||||
ostringstream& buf = buffer();
|
||||
|
||||
if (myCart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS0)
|
||||
{
|
||||
static constexpr std::array<const char*, 6> spot = {
|
||||
"$FFF6", "$FFF7", "$FFF8", "$FFF9", "$FFFA", "$FFFB"
|
||||
};
|
||||
buf << "Bank = " << std::dec << myCart.getBank()
|
||||
<< ", hotspot = " << spot[myCart.getBank()];
|
||||
}
|
||||
else
|
||||
{
|
||||
static constexpr std::array<const char*, 7> spot = {
|
||||
"$FFF5", "$FFF6", "$FFF7", "$FFF8", "$FFF9", "$FFFA", "$FFFB"
|
||||
};
|
||||
buf << "Bank = " << std::dec << myCart.getBank()
|
||||
<< ", hotspot = " << spot[myCart.getBank()];
|
||||
}
|
||||
|
||||
return buf.str();
|
||||
}
|
||||
|
|
|
@ -53,6 +53,7 @@ class CartridgeBUSWidget : public CartridgeARMWidget
|
|||
|
||||
CartridgeBUS& myCart;
|
||||
PopUpWidget* myBank{nullptr};
|
||||
int myDatastreamCount;
|
||||
|
||||
DataGridWidget* myDatastreamPointers{nullptr};
|
||||
DataGridWidget* myDatastreamIncrements{nullptr};
|
||||
|
@ -66,7 +67,7 @@ class CartridgeBUSWidget : public CartridgeARMWidget
|
|||
DataGridWidget* mySamplePointer{nullptr};
|
||||
CheckboxWidget* myBusOverdrive{nullptr};
|
||||
CheckboxWidget* myDigitalSample{nullptr};
|
||||
std::array<StaticTextWidget*, 6> myDatastreamLabels{nullptr};
|
||||
std::array<StaticTextWidget*, 8> myDatastreamLabels{nullptr};
|
||||
CartState myOldState;
|
||||
|
||||
enum { kBankChanged = 'bkCH' };
|
||||
|
|
|
@ -19,6 +19,8 @@
|
|||
|
||||
#ifdef DEBUGGER_SUPPORT
|
||||
#include "Debugger.hxx"
|
||||
#include "CartBUSWidget.hxx"
|
||||
#include "CartBUSInfoWidget.hxx"
|
||||
#endif
|
||||
#include "System.hxx"
|
||||
#include "M6532.hxx"
|
||||
|
@ -28,18 +30,20 @@
|
|||
|
||||
// Location of data within the RAM copy of the BUS Driver.
|
||||
static constexpr int
|
||||
DSxPTR = 0x06D8,
|
||||
DSxINC = 0x0720,
|
||||
DSMAPS = 0x0760,
|
||||
WAVEFORM = 0x07F4,
|
||||
DSRAM = 0x0800,
|
||||
|
||||
COMMSTREAM = 0x10,
|
||||
JUMPSTREAM = 0x11;
|
||||
|
||||
static constexpr bool BUS_STUFF_ON(uInt8 mode) { return (mode & 0x0F) == 0; }
|
||||
static constexpr bool DIGITAL_AUDIO_ON(uInt8 mode) { return (mode & 0xF0) == 0; }
|
||||
|
||||
static constexpr uInt32 getUInt32(const uInt8* _array, size_t _address) {
|
||||
return static_cast<uInt32>((_array)[(_address) + 0] +
|
||||
((_array)[(_address) + 1] << 8) +
|
||||
((_array)[(_address) + 2] << 16) +
|
||||
((_array)[(_address) + 3] << 24));
|
||||
}
|
||||
|
||||
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
CartridgeBUS::CartridgeBUS(const ByteBuffer& image, size_t size,
|
||||
const string& md5, const Settings& settings)
|
||||
|
@ -49,21 +53,51 @@ CartridgeBUS::CartridgeBUS(const ByteBuffer& image, size_t size,
|
|||
// Copy the ROM image into my buffer
|
||||
std::copy_n(image.get(), std::min(32_KB, size), myImage.get());
|
||||
|
||||
// Even though the ROM is 32K, only 28K is accessible to the 6507
|
||||
createRomAccessArrays(28_KB);
|
||||
|
||||
// Pointer to the program ROM (28K @ 0 byte offset)
|
||||
// which starts after the 2K BUS Driver and 2K C Code
|
||||
myProgramImage = myImage.get() + 4_KB;
|
||||
// Detect cart version
|
||||
setupVersion();
|
||||
|
||||
// Pointer to BUS driver in RAM
|
||||
myDriverImage = myRAM.data();
|
||||
|
||||
bool devSettings = settings.getBool("dev.settings");
|
||||
|
||||
if (myBUSSubtype == BUSSubtype::BUS0)
|
||||
{
|
||||
// BUS0 driver is 3K, so configuration is different from others
|
||||
createRomAccessArrays(24_KB);
|
||||
|
||||
// Pointer to the program ROM (28K @ 0 byte offset)
|
||||
myProgramImage = myImage.get() + 3_KB;
|
||||
|
||||
// Pointer to the display RAM
|
||||
myDisplayImage = myRAM.data() + DSRAM;
|
||||
myDisplayImage = myRAM.data() + 0x0C00;
|
||||
|
||||
// Create Thumbulator ARM emulator
|
||||
myThumbEmulator = make_unique<Thumbulator>(
|
||||
reinterpret_cast<uInt16*>(myImage.get()),
|
||||
reinterpret_cast<uInt16*>(myRAM.data()),
|
||||
static_cast<uInt32>(32_KB),
|
||||
0x00000C00,
|
||||
0x00000C08,
|
||||
0x40001FFC,
|
||||
devSettings ? settings.getBool("dev.thumb.trapfatal") : false,
|
||||
devSettings ? static_cast<double>(
|
||||
settings.getFloat("dev.thumb.cyclefactor")) : 1.0,
|
||||
Thumbulator::ConfigureFor::BUS,
|
||||
this);
|
||||
}
|
||||
else
|
||||
{
|
||||
// BUS1+ drivers are 2K
|
||||
createRomAccessArrays(28_KB);
|
||||
|
||||
// Pointer to the program ROM (28K @ 0 byte offset)
|
||||
myProgramImage = myImage.get() + 4_KB;
|
||||
|
||||
// Pointer to the display RAM
|
||||
myDisplayImage = myRAM.data() + 0x0800;
|
||||
|
||||
// Create Thumbulator ARM emulator
|
||||
bool devSettings = settings.getBool("dev.settings");
|
||||
myThumbEmulator = make_unique<Thumbulator>(
|
||||
reinterpret_cast<uInt16*>(myImage.get()),
|
||||
reinterpret_cast<uInt16*>(myRAM.data()),
|
||||
|
@ -76,6 +110,7 @@ CartridgeBUS::CartridgeBUS(const ByteBuffer& image, size_t size,
|
|||
settings.getFloat("dev.thumb.cyclefactor")) : 1.0,
|
||||
Thumbulator::ConfigureFor::BUS,
|
||||
this);
|
||||
}
|
||||
|
||||
this->setInitialState();
|
||||
|
||||
|
@ -87,11 +122,17 @@ CartridgeBUS::CartridgeBUS(const ByteBuffer& image, size_t size,
|
|||
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
void CartridgeBUS::reset()
|
||||
{
|
||||
if (myBUSSubtype == BUSSubtype::BUS0)
|
||||
{
|
||||
initializeRAM(myRAM.data() + 3_KB, 5_KB);
|
||||
initializeStartBank(5); // BUS0 always starts in bank 5
|
||||
}
|
||||
else
|
||||
{
|
||||
initializeRAM(myRAM.data() + 2_KB, 6_KB);
|
||||
|
||||
// BUS always starts in bank 6
|
||||
initializeStartBank(6);
|
||||
initializeStartBank(6); // BUS1+ always starts in bank 6
|
||||
}
|
||||
|
||||
// Update cycles to the current system cycles
|
||||
myAudioCycles = myARMCycles = 0;
|
||||
|
@ -107,6 +148,9 @@ void CartridgeBUS::reset()
|
|||
void CartridgeBUS::setInitialState()
|
||||
{
|
||||
// Copy initial BUS driver to Harmony RAM
|
||||
if (myBUSSubtype == BUSSubtype::BUS0)
|
||||
std::copy_n(myImage.get(), 3_KB, myDriverImage);
|
||||
else
|
||||
std::copy_n(myImage.get(), 2_KB, myDriverImage);
|
||||
|
||||
myMusicWaveformSize.fill(27);
|
||||
|
@ -219,6 +263,9 @@ uInt8 CartridgeBUS::peek(uInt16 address)
|
|||
if(hotspotsLocked())
|
||||
return peekvalue;
|
||||
|
||||
if (myBUSSubtype == BUSSubtype::BUS3)
|
||||
{
|
||||
// Fast Jump only supported in BUS3
|
||||
// implement JMP FASTJMP which fetches the destination address from stream 17
|
||||
if (myFastJumpActive
|
||||
&& myJMPoperandAddress == address)
|
||||
|
@ -246,6 +293,7 @@ uInt8 CartridgeBUS::peek(uInt16 address)
|
|||
}
|
||||
|
||||
myJMPoperandAddress = 0;
|
||||
}
|
||||
|
||||
// save the STY's zero page address
|
||||
if (BUS_STUFF_ON(myMode) && mySTYZeroPageAddress == address)
|
||||
|
@ -253,6 +301,60 @@ uInt8 CartridgeBUS::peek(uInt16 address)
|
|||
|
||||
mySTYZeroPageAddress = 0;
|
||||
|
||||
if (address < 0x20 &&
|
||||
(myBUSSubtype == BUSSubtype::BUS1 || myBUSSubtype == BUSSubtype::BUS2))
|
||||
{
|
||||
uInt8 result = 0;
|
||||
|
||||
// Get the index of the data fetcher that's being accessed
|
||||
uInt32 index = address & 0x0f;
|
||||
uInt32 function = (address >> 4) & 0x01;
|
||||
|
||||
switch(function)
|
||||
{
|
||||
case 0x00: // read from a datastream
|
||||
{
|
||||
result = readFromDatastream(index);
|
||||
break;
|
||||
}
|
||||
case 0x01: // misc read registers
|
||||
{
|
||||
switch(index)
|
||||
{
|
||||
// the following are POKE ONLY
|
||||
case 0x00: // 0x10 DF0WRITE
|
||||
case 0x01: // 0x11 DF1WRITE
|
||||
case 0x02: // 0x12 DF2WRITE
|
||||
case 0x03: // 0x13 DF3WRITE
|
||||
case 0x04: // 0x14 DF0PTR
|
||||
case 0x05: // 0x15 DF1PTR
|
||||
case 0x06: // 0x16 DF2PTR
|
||||
case 0x07: // 0x17 DF3PTR
|
||||
case 0x09: // 0x19 STUFFMODE
|
||||
case 0x0a: // 0x1A CALLFN
|
||||
break;
|
||||
|
||||
case 0x08: // 0x18 = AMPLITUDE
|
||||
// Update the music data fetchers (counter & flag)
|
||||
updateMusicModeDataFetchers();
|
||||
|
||||
// using myDisplayImage[] instead of myProgramImage[] because waveforms
|
||||
// can be modified during runtime.
|
||||
uInt32 i = myDisplayImage[(getWaveform(0) ) + (myMusicCounters[0] >> myMusicWaveformSize[0])] +
|
||||
myDisplayImage[(getWaveform(1) ) + (myMusicCounters[1] >> myMusicWaveformSize[1])] +
|
||||
myDisplayImage[(getWaveform(2) ) + (myMusicCounters[2] >> myMusicWaveformSize[2])];
|
||||
|
||||
result = uInt8(i);
|
||||
break;
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
else if (address >= 0xFEE && address <= 0xFF3 && myBUSSubtype == BUSSubtype::BUS3)
|
||||
{
|
||||
switch(address)
|
||||
{
|
||||
case 0xFEE: // AMPLITUDE
|
||||
|
@ -300,7 +402,55 @@ uInt8 CartridgeBUS::peek(uInt16 address)
|
|||
case 0xFF3: // CALLFN
|
||||
// these are write-only
|
||||
break;
|
||||
}
|
||||
}
|
||||
else if (myBUSSubtype == BUSSubtype::BUS0)
|
||||
{
|
||||
switch(address)
|
||||
{
|
||||
case 0x00 ... 0x0f:
|
||||
peekvalue = readFromDatastream(address);
|
||||
break;
|
||||
|
||||
case 0xFF6:
|
||||
// Set the current bank to the first 4k bank
|
||||
bank(0);
|
||||
break;
|
||||
|
||||
case 0x0FF7:
|
||||
// Set the current bank to the second 4k bank
|
||||
bank(1);
|
||||
break;
|
||||
|
||||
case 0x0FF8:
|
||||
// Set the current bank to the third 4k bank
|
||||
bank(2);
|
||||
break;
|
||||
|
||||
case 0x0FF9:
|
||||
// Set the current bank to the fourth 4k bank
|
||||
bank(3);
|
||||
break;
|
||||
|
||||
case 0x0FFA:
|
||||
// Set the current bank to the fifth 4k bank
|
||||
bank(4);
|
||||
break;
|
||||
|
||||
case 0x0FFB:
|
||||
// Set the current bank to the sixth 4k bank
|
||||
bank(5);
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
// return result;
|
||||
}
|
||||
else
|
||||
{
|
||||
switch(address)
|
||||
{
|
||||
case 0xFF5:
|
||||
// Set the current bank to the first 4k bank
|
||||
bank(0);
|
||||
|
@ -339,6 +489,7 @@ uInt8 CartridgeBUS::peek(uInt16 address)
|
|||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
// this might not work right for STY $84
|
||||
if (BUS_STUFF_ON(myMode) && peekvalue == 0x84)
|
||||
|
@ -374,36 +525,106 @@ bool CartridgeBUS::poke(uInt16 address, uInt8 value)
|
|||
|
||||
address &= 0x0FFF;
|
||||
|
||||
if (myBUSSubtype == BUSSubtype::BUS0)
|
||||
{
|
||||
uInt32 index = address & 0x0f;
|
||||
uInt32 pointer, increment;
|
||||
|
||||
switch(address)
|
||||
{
|
||||
case 0xFEE: // AMPLITUDE
|
||||
case 0xFEF: // DSREAD
|
||||
// these are read-only
|
||||
break;
|
||||
case 0x10: // DS0WRITE
|
||||
case 0x11: // DS1WRITE
|
||||
case 0x12: // DS2WRITE
|
||||
case 0x13: // DS3WRITE
|
||||
// Pointers are stored as:
|
||||
// PPPFF---
|
||||
//
|
||||
// P = Pointer
|
||||
// F = Fractional
|
||||
|
||||
case 0xFF0: // DSWRITE
|
||||
pointer = getDatastreamPointer(COMMSTREAM);
|
||||
pointer = getDatastreamPointer(index);
|
||||
myDisplayImage[ pointer >> 20 ] = value;
|
||||
pointer += 0x100000; // always increment by 1 when writing
|
||||
setDatastreamPointer(COMMSTREAM, pointer);
|
||||
setDatastreamPointer(index, pointer);
|
||||
break;
|
||||
|
||||
case 0xFF1: // DSPTR
|
||||
pointer = getDatastreamPointer(COMMSTREAM);
|
||||
pointer <<=8;
|
||||
pointer &= 0xf0000000;
|
||||
pointer |= (value << 20);
|
||||
setDatastreamPointer(COMMSTREAM, pointer);
|
||||
break;
|
||||
|
||||
case 0xFF2: // SETMODE
|
||||
myMode = value;
|
||||
break;
|
||||
|
||||
case 0xFF3: // CALLFN
|
||||
case 0x1B: // CALLFN
|
||||
callFunction(value);
|
||||
break;
|
||||
|
||||
case 0x1c: // BUSSTUFF
|
||||
if (value==0)
|
||||
myMode = 0; // lower nybble 0 = STUFFON in BUS3
|
||||
else
|
||||
myMode = 0x0f; // lower nybble f = STUFFOFF in BUS3
|
||||
break;
|
||||
|
||||
case 0x20 ... 0x2f:
|
||||
// Pointers are stored as:
|
||||
// PPPFF---
|
||||
//
|
||||
// P = Pointer
|
||||
// F = Fractional
|
||||
pointer = getDatastreamPointer(index);
|
||||
pointer <<=8;
|
||||
pointer &= 0xf0000000;
|
||||
pointer |= (value << 20);
|
||||
setDatastreamPointer(index, pointer);
|
||||
break;
|
||||
|
||||
case 0x30 ... 0x3f: // DSxINC
|
||||
// Increments are stored as
|
||||
// ----IIFF
|
||||
//
|
||||
// I = Increment
|
||||
// F = Fractional
|
||||
increment = getDatastreamIncrement(index);
|
||||
index <<= 8;
|
||||
index |= value;
|
||||
index &= 0xffff;
|
||||
setDatastreamIncrement(index, increment);
|
||||
break;
|
||||
|
||||
|
||||
case 0xFF6:
|
||||
// Set the current bank to the first 4k bank
|
||||
bank(0);
|
||||
break;
|
||||
|
||||
case 0x0FF7:
|
||||
// Set the current bank to the second 4k bank
|
||||
bank(1);
|
||||
break;
|
||||
|
||||
case 0x0FF8:
|
||||
// Set the current bank to the third 4k bank
|
||||
bank(2);
|
||||
break;
|
||||
|
||||
case 0x0FF9:
|
||||
// Set the current bank to the fourth 4k bank
|
||||
bank(3);
|
||||
break;
|
||||
|
||||
case 0x0FFA:
|
||||
// Set the current bank to the fifth 4k bank
|
||||
bank(4);
|
||||
break;
|
||||
|
||||
case 0x0FFB:
|
||||
// Set the current bank to the sixth 4k bank
|
||||
bank(5);
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
else if (address >= 0xFF5)
|
||||
{
|
||||
// bankswitch hotspots same for BUS1+ versions
|
||||
switch(address)
|
||||
{
|
||||
case 0xFF5:
|
||||
// Set the current bank to the first 4k bank
|
||||
bank(0);
|
||||
|
@ -443,6 +664,100 @@ bool CartridgeBUS::poke(uInt16 address, uInt8 value)
|
|||
break;
|
||||
}
|
||||
}
|
||||
else if (myBUSSubtype == BUSSubtype::BUS3)
|
||||
{
|
||||
switch(address)
|
||||
{
|
||||
case 0xFEE: // AMPLITUDE
|
||||
case 0xFEF: // DSREAD
|
||||
// these are read-only
|
||||
break;
|
||||
|
||||
case 0xFF0: // DSWRITE
|
||||
pointer = getDatastreamPointer(COMMSTREAM);
|
||||
myDisplayImage[ pointer >> 20 ] = value;
|
||||
pointer += 0x100000; // always increment by 1 when writing
|
||||
setDatastreamPointer(COMMSTREAM, pointer);
|
||||
break;
|
||||
|
||||
case 0xFF1: // DSPTR
|
||||
pointer = getDatastreamPointer(COMMSTREAM);
|
||||
pointer <<=8;
|
||||
pointer &= 0xf0000000;
|
||||
pointer |= (value << 20);
|
||||
setDatastreamPointer(COMMSTREAM, pointer);
|
||||
break;
|
||||
|
||||
case 0xFF2: // SETMODE
|
||||
myMode = value;
|
||||
break;
|
||||
|
||||
case 0xFF3: // CALLFN
|
||||
callFunction(value);
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
else // BUS1 and BUS2
|
||||
{
|
||||
if ((address >= 0x10) && (address <= 0x1F))
|
||||
{
|
||||
// Get the index of the data fetcher that's being accessed
|
||||
uInt32 index = address & 0x0f;
|
||||
uInt32 pointer;
|
||||
|
||||
switch (index)
|
||||
{
|
||||
case 0x00: // DS0WRITE
|
||||
case 0x01: // DS1WRITE
|
||||
case 0x02: // DS2WRITE
|
||||
case 0x03: // DS3WRITE
|
||||
// Pointers are stored as:
|
||||
// PPPFF---
|
||||
//
|
||||
// P = Pointer
|
||||
// F = Fractional
|
||||
|
||||
pointer = getDatastreamPointer(index);
|
||||
myDisplayImage[ pointer >> 20 ] = value;
|
||||
pointer += 0x100000; // always increment by 1 when writing
|
||||
setDatastreamPointer(index, pointer);
|
||||
break;
|
||||
|
||||
case 0x04: // 0x14 DS0PTR
|
||||
case 0x05: // 0x15 DS1PTR
|
||||
case 0x06: // 0x16 DS2PTR
|
||||
case 0x07: // 0x17 DS3PTR
|
||||
// Pointers are stored as:
|
||||
// PPPFF---
|
||||
//
|
||||
// P = Pointer
|
||||
// F = Fractional
|
||||
|
||||
index &= 0x03;
|
||||
pointer = getDatastreamPointer(index);
|
||||
pointer <<=8;
|
||||
pointer &= 0xf0000000;
|
||||
pointer |= (value << 20);
|
||||
setDatastreamPointer(index, pointer);
|
||||
break;
|
||||
|
||||
case 0x09: // 0x19 turn on STY ZP bus stuffing if value is 0
|
||||
if (value==0)
|
||||
myMode = 0; // lower nybble 0 = STUFFON in BUS3
|
||||
else
|
||||
myMode = 0x0f; // lower nybble f = STUFFOFF in BUS3
|
||||
break;
|
||||
|
||||
case 0x0A: // 0x1A CALLFUNCTION
|
||||
callFunction(value);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
@ -663,42 +978,56 @@ bool CartridgeBUS::load(Serializer& in)
|
|||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
uInt32 CartridgeBUS::getDatastreamPointer(uInt8 index) const
|
||||
{
|
||||
// index &= 0x0f;
|
||||
const uInt16 address = myDatastreamBase + index * 4;
|
||||
|
||||
return myRAM[DSxPTR + index*4 + 0] + // low byte
|
||||
(myRAM[DSxPTR + index*4 + 1] << 8) +
|
||||
(myRAM[DSxPTR + index*4 + 2] << 16) +
|
||||
(myRAM[DSxPTR + index*4 + 3] << 24) ; // high byte
|
||||
return myRAM[address + 0] + // low byte
|
||||
(myRAM[address + 1] << 8) +
|
||||
(myRAM[address + 2] << 16) +
|
||||
(myRAM[address + 3] << 24) ; // high byte
|
||||
}
|
||||
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
void CartridgeBUS::setDatastreamPointer(uInt8 index, uInt32 value)
|
||||
{
|
||||
// index &= 0x0f;
|
||||
myRAM[DSxPTR + index*4 + 0] = value & 0xff; // low byte
|
||||
myRAM[DSxPTR + index*4 + 1] = (value >> 8) & 0xff;
|
||||
myRAM[DSxPTR + index*4 + 2] = (value >> 16) & 0xff;
|
||||
myRAM[DSxPTR + index*4 + 3] = (value >> 24) & 0xff; // high byte
|
||||
const uInt16 address = myDatastreamBase + index * 4;
|
||||
|
||||
myRAM[address + 0] = value & 0xff; // low byte
|
||||
myRAM[address + 1] = (value >> 8) & 0xff;
|
||||
myRAM[address + 2] = (value >> 16) & 0xff;
|
||||
myRAM[address + 3] = (value >> 24) & 0xff; // high byte
|
||||
}
|
||||
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
uInt32 CartridgeBUS::getDatastreamIncrement(uInt8 index) const
|
||||
{
|
||||
// index &= 0x0f;
|
||||
return myRAM[DSxINC + index*4 + 0] + // low byte
|
||||
(myRAM[DSxINC + index*4 + 1] << 8) +
|
||||
(myRAM[DSxINC + index*4 + 2] << 16) +
|
||||
(myRAM[DSxINC + index*4 + 3] << 24) ; // high byte
|
||||
const uInt16 address = myDatastreamIncrementBase + index * 4;
|
||||
|
||||
return myRAM[address + 0] + // low byte
|
||||
(myRAM[address + 1] << 8) +
|
||||
(myRAM[address + 2] << 16) +
|
||||
(myRAM[address + 3] << 24) ; // high byte
|
||||
}
|
||||
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
void CartridgeBUS::setDatastreamIncrement(uInt8 index, uInt32 value)
|
||||
{
|
||||
const uInt16 address = myDatastreamIncrementBase + index * 4;
|
||||
|
||||
myRAM[address + 0] = value & 0xff; // low byte
|
||||
myRAM[address + 1] = (value >> 8) & 0xff;
|
||||
myRAM[address + 2] = (value >> 16) & 0xff;
|
||||
myRAM[address + 3] = (value >> 24) & 0xff; // high byte
|
||||
}
|
||||
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
uInt32 CartridgeBUS::getAddressMap(uInt8 index) const
|
||||
{
|
||||
// index &= 0x0f;
|
||||
return myRAM[DSMAPS + index*4 + 0] + // low byte
|
||||
(myRAM[DSMAPS + index*4 + 1] << 8) +
|
||||
(myRAM[DSMAPS + index*4 + 2] << 16) +
|
||||
(myRAM[DSMAPS + index*4 + 3] << 24) ; // high byte
|
||||
const uInt16 address = myDatastreamMapBase + index * 4;
|
||||
|
||||
return myRAM[address + 0] + // low byte
|
||||
(myRAM[address + 1] << 8) +
|
||||
(myRAM[address + 2] << 16) +
|
||||
(myRAM[address + 3] << 24) ; // high byte
|
||||
}
|
||||
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
|
@ -716,12 +1045,12 @@ uInt32 CartridgeBUS::getWaveform(uInt8 index) const
|
|||
// (myBUSRAM[WAVEFORM + index*4 + 3] << 24) - // high byte
|
||||
// 0x40000800;
|
||||
|
||||
uInt32 result;
|
||||
const uInt16 address = myWaveformBase + index * 4;
|
||||
|
||||
result = myRAM[WAVEFORM + index*4 + 0] + // low byte
|
||||
(myRAM[WAVEFORM + index*4 + 1] << 8) +
|
||||
(myRAM[WAVEFORM + index*4 + 2] << 16) +
|
||||
(myRAM[WAVEFORM + index*4 + 3] << 24); // high byte
|
||||
uInt32 result = myRAM[address + 0] + // low byte
|
||||
(myRAM[address + 1] << 8) +
|
||||
(myRAM[address + 2] << 16) +
|
||||
(myRAM[address + 3] << 24); // high byte
|
||||
|
||||
result -= 0x40000800;
|
||||
|
||||
|
@ -734,13 +1063,12 @@ uInt32 CartridgeBUS::getWaveform(uInt8 index) const
|
|||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
uInt32 CartridgeBUS::getSample()
|
||||
{
|
||||
uInt32 result;
|
||||
|
||||
result = myRAM[WAVEFORM + 0] + // low byte
|
||||
(myRAM[WAVEFORM + 1] << 8) +
|
||||
(myRAM[WAVEFORM + 2] << 16) +
|
||||
(myRAM[WAVEFORM + 3] << 24); // high byte
|
||||
const uInt16 address = myWaveformBase;
|
||||
|
||||
const uInt32 result = myRAM[address + 0] + // low byte
|
||||
(myRAM[address + 1] << 8) +
|
||||
(myRAM[address + 2] << 16) +
|
||||
(myRAM[address + 3] << 24); // high byte
|
||||
return result;
|
||||
}
|
||||
|
||||
|
@ -753,11 +1081,13 @@ uInt32 CartridgeBUS::getWaveformSize(uInt8 index) const
|
|||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
void CartridgeBUS::setAddressMap(uInt8 index, uInt32 value)
|
||||
{
|
||||
// index &= 0x0f;
|
||||
myRAM[DSMAPS + index*4 + 0] = value & 0xff; // low byte
|
||||
myRAM[DSMAPS + index*4 + 1] = (value >> 8) & 0xff;
|
||||
myRAM[DSMAPS + index*4 + 2] = (value >> 16) & 0xff;
|
||||
myRAM[DSMAPS + index*4 + 3] = (value >> 24) & 0xff; // high byte
|
||||
const uInt16 address = myDatastreamMapBase + index * 4;
|
||||
|
||||
myRAM[address + 0] = value & 0xff; // low byte
|
||||
myRAM[address + 1] = (value >> 8) & 0xff;
|
||||
myRAM[address + 2] = (value >> 16) & 0xff;
|
||||
myRAM[address + 3] = (value >> 24) & 0xff; // high byte
|
||||
|
||||
}
|
||||
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
|
@ -780,3 +1110,99 @@ uInt8 CartridgeBUS::readFromDatastream(uInt8 index)
|
|||
setDatastreamPointer(index, pointer);
|
||||
return value;
|
||||
}
|
||||
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
// params:
|
||||
// - searchValue: uInt32 value to search for; assumes it is on a DWORD boundary
|
||||
//
|
||||
// returns:
|
||||
// - offset in image where value was found
|
||||
// - 0xFFFFFFFF if not found
|
||||
uInt32 CartridgeBUS::scanBUSDriver(uInt32 searchValue)
|
||||
{
|
||||
// original BUS driver is 3K in size. Later BUS drivers are 2K in size.
|
||||
for (int i = 0; i < 3072; i += 4)
|
||||
if (getUInt32(myImage.get(), i) == searchValue)
|
||||
return i;
|
||||
|
||||
return 0xFFFFFFFF;
|
||||
}
|
||||
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
void CartridgeBUS::setupVersion()
|
||||
{
|
||||
// 3 versions of the BUS driver have been found. Location of the BUS
|
||||
// strings are in a different location for each.
|
||||
|
||||
|
||||
// get offset of BUS ID
|
||||
uInt32 busOffset = scanBUSDriver(0x00535542);
|
||||
|
||||
switch(busOffset)
|
||||
{
|
||||
case 0x7f4: // draconian_20161102.bin
|
||||
myBUSSubtype = BUSSubtype::BUS1;
|
||||
myDatastreamBase = 0x06E0;
|
||||
myDatastreamIncrementBase = 0x0720;
|
||||
myDatastreamMapBase = 0x0760;
|
||||
myWaveformBase = 0x07F4;
|
||||
break;
|
||||
|
||||
case 0x778: // 128bus_20170120.bin, 128chronocolour_20170101.bin, parrot_20161231_NTSC.bin
|
||||
myBUSSubtype = BUSSubtype::BUS2;
|
||||
myDatastreamBase = 0x06E0;
|
||||
myDatastreamIncrementBase = 0x0720;
|
||||
myDatastreamMapBase = 0x0760;
|
||||
myWaveformBase = 0x07F4;
|
||||
break;
|
||||
|
||||
case 0x770: // rpg_20170616_NTSC.bin newest
|
||||
myBUSSubtype = BUSSubtype::BUS3;
|
||||
myDatastreamBase = 0x06D8;
|
||||
myDatastreamIncrementBase = 0x0720;
|
||||
myDatastreamMapBase = 0x0760;
|
||||
myWaveformBase = 0x07F4;
|
||||
break;
|
||||
|
||||
default: // case 0xbf8: // original BUS driver was 3K in size
|
||||
myBUSSubtype = BUSSubtype::BUS0;
|
||||
// unsupported
|
||||
myDatastreamBase = 0x0AE0;
|
||||
myDatastreamIncrementBase = 0x0B20;
|
||||
myDatastreamMapBase = 0x0B64;
|
||||
// myWaveformBase = 0x07F4;
|
||||
}
|
||||
}
|
||||
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
string CartridgeBUS::name() const
|
||||
{
|
||||
switch(myBUSSubtype)
|
||||
{
|
||||
case BUSSubtype::BUS0:
|
||||
return "CartridgeBUS0";
|
||||
case BUSSubtype::BUS1:
|
||||
return "CartridgeBUS1";
|
||||
case BUSSubtype::BUS2:
|
||||
return "CartridgeBUS2";
|
||||
case BUSSubtype::BUS3:
|
||||
return "CartridgeBUS3";
|
||||
default:
|
||||
return "Unsupported BUS";
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef DEBUGGER_SUPPORT
|
||||
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
||||
CartDebugWidget* CartridgeBUS::debugWidget(GuiObject* boss, const GUI::Font& lfont,
|
||||
const GUI::Font& nfont, int x, int y, int w, int h)
|
||||
{
|
||||
return new CartridgeBUSWidget(boss, lfont, nfont, x, y, w, h, *this);
|
||||
}
|
||||
|
||||
CartDebugWidget* CartridgeBUS::infoWidget(GuiObject* boss, const GUI::Font& lfont,
|
||||
const GUI::Font& nfont, int x, int y, int w, int h)
|
||||
{
|
||||
return new CartridgeBUSInfoWidget(boss, lfont, nfont, x, y, w, h, *this);
|
||||
}
|
||||
#endif
|
||||
|
|
|
@ -20,10 +20,6 @@
|
|||
|
||||
class System;
|
||||
|
||||
#ifdef DEBUGGER_SUPPORT
|
||||
#include "CartBUSWidget.hxx"
|
||||
#endif
|
||||
|
||||
#include "bspf.hxx"
|
||||
#include "CartARM.hxx"
|
||||
|
||||
|
@ -43,8 +39,17 @@ class System;
|
|||
class CartridgeBUS : public CartridgeARM
|
||||
{
|
||||
friend class CartridgeBUSWidget;
|
||||
friend class CartridgeBUSInfoWidget;
|
||||
friend class CartridgeRamBUSWidget;
|
||||
|
||||
enum class BUSSubtype {
|
||||
BUS0, // very old demos when BUS was in flux, not supported in Stella
|
||||
BUS1, // draconian_20161102.bin
|
||||
BUS2, // 128bus_20170120.bin, 128chronocolour_20170101.bin, parrot_20161231_NTSC.bin
|
||||
BUS3 // rpg_20170616_NTSC.bin
|
||||
};
|
||||
|
||||
|
||||
public:
|
||||
/**
|
||||
Create a new cartridge using the specified image
|
||||
|
@ -132,7 +137,7 @@ class CartridgeBUS : public CartridgeARM
|
|||
|
||||
@return The name of the object
|
||||
*/
|
||||
string name() const override { return "CartridgeBUS"; }
|
||||
string name() const override;
|
||||
|
||||
uInt8 busOverdrive(uInt16 address);
|
||||
|
||||
|
@ -162,10 +167,11 @@ class CartridgeBUS : public CartridgeARM
|
|||
of the cart.
|
||||
*/
|
||||
CartDebugWidget* debugWidget(GuiObject* boss, const GUI::Font& lfont,
|
||||
const GUI::Font& nfont, int x, int y, int w, int h) override
|
||||
{
|
||||
return new CartridgeBUSWidget(boss, lfont, nfont, x, y, w, h, *this);
|
||||
}
|
||||
const GUI::Font& nfont, int x, int y, int w, int h) override;
|
||||
|
||||
CartDebugWidget* infoWidget(GuiObject* boss, const GUI::Font& lfont,
|
||||
const GUI::Font& nfont, int x, int y, int w, int h) override;
|
||||
|
||||
#endif
|
||||
|
||||
public:
|
||||
|
@ -213,6 +219,7 @@ class CartridgeBUS : public CartridgeARM
|
|||
void setDatastreamPointer(uInt8 index, uInt32 value);
|
||||
|
||||
uInt32 getDatastreamIncrement(uInt8 index) const;
|
||||
void setDatastreamIncrement(uInt8 index, uInt32 value);
|
||||
|
||||
uInt32 getAddressMap(uInt8 index) const;
|
||||
void setAddressMap(uInt8 index, uInt32 value);
|
||||
|
@ -222,6 +229,8 @@ class CartridgeBUS : public CartridgeARM
|
|||
uInt32 getWaveform(uInt8 index) const;
|
||||
uInt32 getWaveformSize(uInt8 index) const;
|
||||
uInt32 getSample();
|
||||
void setupVersion();
|
||||
uInt32 scanBUSDriver(uInt32 value);
|
||||
|
||||
private:
|
||||
// The 32K ROM image of the cartridge
|
||||
|
@ -261,6 +270,18 @@ class CartridgeBUS : public CartridgeARM
|
|||
// ARM cycle count from when the last callFunction() occurred
|
||||
uInt64 myARMCycles{0};
|
||||
|
||||
// Pointer to the array of datastream pointers
|
||||
uInt16 myDatastreamBase{0}; // was DSxPTR
|
||||
|
||||
// Pointer to the array of datastream increments
|
||||
uInt16 myDatastreamIncrementBase{0}; // was DSxINC
|
||||
|
||||
// Pointer to the array of datastream maps
|
||||
uInt16 myDatastreamMapBase{0}; // was DSMAPS
|
||||
|
||||
// Pointer to the beginning of the waveform data block
|
||||
uInt16 myWaveformBase{0}; // was WAVEFORM
|
||||
|
||||
// The music mode counters
|
||||
std::array<uInt32, 3> myMusicCounters{0};
|
||||
|
||||
|
@ -282,6 +303,9 @@ class CartridgeBUS : public CartridgeARM
|
|||
|
||||
uInt8 myFastJumpActive{false};
|
||||
|
||||
// BUS subtype
|
||||
BUSSubtype myBUSSubtype{BUSSubtype::BUS1};
|
||||
|
||||
private:
|
||||
// Following constructors and assignment operators not supported
|
||||
CartridgeBUS() = delete;
|
||||
|
|
|
@ -195,6 +195,8 @@
|
|||
2DEFB40C09C3386F00754289 /* Cart.icns in Resources */ = {isa = PBXBuildFile; fileRef = 2DEFB40B09C3386F00754289 /* Cart.icns */; };
|
||||
55FE2A321EE4856B00078ADE /* SDL2.framework in CopyFiles */ = {isa = PBXBuildFile; fileRef = DCDAF4D818CA9AAB00D3865D /* SDL2.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
|
||||
55FE2A501EE4880500078ADE /* InfoPlist.strings in Resources */ = {isa = PBXBuildFile; fileRef = 55FE2A3C1EE487CA00078ADE /* InfoPlist.strings */; };
|
||||
CFB521D72853A2590083B9CE /* CartBUSInfoWidget.cxx in Sources */ = {isa = PBXBuildFile; fileRef = CFB521D52853A2590083B9CE /* CartBUSInfoWidget.cxx */; };
|
||||
CFB521D82853A2590083B9CE /* CartBUSInfoWidget.hxx in Headers */ = {isa = PBXBuildFile; fileRef = CFB521D62853A2590083B9CE /* CartBUSInfoWidget.hxx */; };
|
||||
CFE3F60B1E84A9A200A8204E /* CartBUSWidget.cxx in Sources */ = {isa = PBXBuildFile; fileRef = CFE3F6071E84A9A200A8204E /* CartBUSWidget.cxx */; };
|
||||
CFE3F60C1E84A9A200A8204E /* CartBUSWidget.hxx in Headers */ = {isa = PBXBuildFile; fileRef = CFE3F6081E84A9A200A8204E /* CartBUSWidget.hxx */; };
|
||||
CFE3F60D1E84A9A200A8204E /* CartCDFWidget.cxx in Sources */ = {isa = PBXBuildFile; fileRef = CFE3F6091E84A9A200A8204E /* CartCDFWidget.cxx */; };
|
||||
|
@ -1021,6 +1023,8 @@
|
|||
2DF971D70892CEA400F64D23 /* DebuggerSystem.hxx */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.cpp.h; path = DebuggerSystem.hxx; sourceTree = "<group>"; };
|
||||
2DF971DF0892CEA400F64D23 /* Expression.hxx */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.cpp.h; path = Expression.hxx; sourceTree = "<group>"; };
|
||||
B2F367C504C7ADC700A80002 /* SDLMain.nib */ = {isa = PBXFileReference; lastKnownFileType = wrapper.nib; path = SDLMain.nib; sourceTree = "<group>"; };
|
||||
CFB521D52853A2590083B9CE /* CartBUSInfoWidget.cxx */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = CartBUSInfoWidget.cxx; sourceTree = "<group>"; };
|
||||
CFB521D62853A2590083B9CE /* CartBUSInfoWidget.hxx */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; path = CartBUSInfoWidget.hxx; sourceTree = "<group>"; };
|
||||
CFE3F6071E84A9A200A8204E /* CartBUSWidget.cxx */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = CartBUSWidget.cxx; sourceTree = "<group>"; };
|
||||
CFE3F6081E84A9A200A8204E /* CartBUSWidget.hxx */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; path = CartBUSWidget.hxx; sourceTree = "<group>"; };
|
||||
CFE3F6091E84A9A200A8204E /* CartCDFWidget.cxx */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = CartCDFWidget.cxx; sourceTree = "<group>"; };
|
||||
|
@ -1751,6 +1755,8 @@
|
|||
DCAACB07188D636F00A4D282 /* CartBFSCWidget.hxx */,
|
||||
DCAACB08188D636F00A4D282 /* CartBFWidget.cxx */,
|
||||
DCAACB09188D636F00A4D282 /* CartBFWidget.hxx */,
|
||||
CFB521D52853A2590083B9CE /* CartBUSInfoWidget.cxx */,
|
||||
CFB521D62853A2590083B9CE /* CartBUSInfoWidget.hxx */,
|
||||
CFE3F6071E84A9A200A8204E /* CartBUSWidget.cxx */,
|
||||
CFE3F6081E84A9A200A8204E /* CartBUSWidget.hxx */,
|
||||
E0A755772244294600101889 /* CartCDFInfoWidget.cxx */,
|
||||
|
@ -2734,6 +2740,7 @@
|
|||
DC816CF72572F92A00FBCCDA /* json_lib.hxx in Headers */,
|
||||
2D91741B09BA90380026E9FF /* OSystem.hxx in Headers */,
|
||||
DC6A18F919B3E65500DEB242 /* CartMDMWidget.hxx in Headers */,
|
||||
CFB521D82853A2590083B9CE /* CartBUSInfoWidget.hxx in Headers */,
|
||||
2D91741F09BA90380026E9FF /* AboutBox.h in Headers */,
|
||||
DC84FC572677C64200E60ADE /* CartARMWidget.hxx in Headers */,
|
||||
2D91742009BA90380026E9FF /* ConsoleFont.hxx in Headers */,
|
||||
|
@ -3420,6 +3427,7 @@
|
|||
DCA233B423BAB1300032ABF3 /* Lightgun.cxx in Sources */,
|
||||
DCAAE5DE1715887B0080BB82 /* CartEFSCWidget.cxx in Sources */,
|
||||
DCAAE5E01715887B0080BB82 /* CartEFWidget.cxx in Sources */,
|
||||
CFB521D72853A2590083B9CE /* CartBUSInfoWidget.cxx in Sources */,
|
||||
DCAAE5E21715887B0080BB82 /* CartF0Widget.cxx in Sources */,
|
||||
DCB2ECAF1F0AECA3009738A6 /* CartDetector.cxx in Sources */,
|
||||
DCAAE5E41715887B0080BB82 /* CartF4SCWidget.cxx in Sources */,
|
||||
|
|
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Reference in New Issue