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CBS RAM Plus returns.
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0b611a14b9
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@ -14,6 +14,7 @@
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#include "CartridgeAtari16k.hpp"
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#include "CartridgeAtari32k.hpp"
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#include "CartridgeActivisionStack.hpp"
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#include "CartridgeCBSRAMPlus.hpp"
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#include "CartridgeCommaVid.hpp"
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#include "CartridgeParkerBros.hpp"
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#include "CartridgeTigervision.hpp"
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@ -81,8 +82,12 @@ void Machine::set_switch_is_enabled(Atari2600Switch input, bool state) {
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void Machine::configure_as_target(const StaticAnalyser::Target &target) {
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const std::vector<uint8_t> &rom = target.cartridges.front()->get_segments().front().data;
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switch(target.atari.paging_model) {
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case StaticAnalyser::Atari2600PagingModel::None: bus_.reset(new CartridgeUnpaged(rom)); break;
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case StaticAnalyser::Atari2600PagingModel::CommaVid: bus_.reset(new CartridgeCommaVid(rom)); break;
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case StaticAnalyser::Atari2600PagingModel::None: bus_.reset(new CartridgeUnpaged(rom)); break;
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case StaticAnalyser::Atari2600PagingModel::CommaVid: bus_.reset(new CartridgeCommaVid(rom)); break;
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case StaticAnalyser::Atari2600PagingModel::ActivisionStack: bus_.reset(new CartridgeActivisionStack(rom)); break;
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case StaticAnalyser::Atari2600PagingModel::ParkerBros: bus_.reset(new CartridgeParkerBros(rom)); break;
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case StaticAnalyser::Atari2600PagingModel::Tigervision: bus_.reset(new CartridgeTigervision(rom)); break;
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case StaticAnalyser::Atari2600PagingModel::CBSRamPlus: bus_.reset(new CartridgeCBSRAMPlus(rom)); break;
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case StaticAnalyser::Atari2600PagingModel::Atari8k:
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if(target.atari.uses_superchip) {
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bus_.reset(new CartridgeAtari8kSuperChip(rom));
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@ -92,38 +97,21 @@ void Machine::configure_as_target(const StaticAnalyser::Target &target) {
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break;
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case StaticAnalyser::Atari2600PagingModel::Atari16k:
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if(target.atari.uses_superchip) {
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bus_.reset(new CartridgeAtari16kSuperChip(target.cartridges.front()->get_segments().front().data));
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bus_.reset(new CartridgeAtari16kSuperChip(rom));
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} else {
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bus_.reset(new CartridgeAtari16k(target.cartridges.front()->get_segments().front().data));
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bus_.reset(new CartridgeAtari16k(rom));
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}
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break;
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case StaticAnalyser::Atari2600PagingModel::Atari32k:
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if(target.atari.uses_superchip) {
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bus_.reset(new CartridgeAtari32kSuperChip(target.cartridges.front()->get_segments().front().data));
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bus_.reset(new CartridgeAtari32kSuperChip(rom));
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} else {
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bus_.reset(new CartridgeAtari32k(target.cartridges.front()->get_segments().front().data));
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bus_.reset(new CartridgeAtari32k(rom));
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}
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break;
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case StaticAnalyser::Atari2600PagingModel::ActivisionStack:
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bus_.reset(new CartridgeActivisionStack(target.cartridges.front()->get_segments().front().data));
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break;
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case StaticAnalyser::Atari2600PagingModel::ParkerBros:
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bus_.reset(new CartridgeParkerBros(rom));
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break;
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case StaticAnalyser::Atari2600PagingModel::Tigervision:
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bus_.reset(new CartridgeTigervision(rom));
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break;
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}
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/* switch(target.atari.paging_model) {
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case StaticAnalyser::Atari2600PagingModel::CBSRamPlus:
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// allocate 256 bytes of RAM; allow writing from 0x1000, reading from 0x1100
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ram_.resize(256);
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ram_write_targets_[0] = ram_.data();
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ram_write_targets_[1] = ram_write_targets_[0] + 128;
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ram_read_targets_[2] = ram_write_targets_[0];
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ram_read_targets_[3] = ram_write_targets_[1];
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break;
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case StaticAnalyser::Atari2600PagingModel::MegaBoy:
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mega_boy_page_ = 15;
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break;
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44
Machines/Atari2600/CartridgeCBSRAMPlus.hpp
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44
Machines/Atari2600/CartridgeCBSRAMPlus.hpp
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@ -0,0 +1,44 @@
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//
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// CartridgeCBSRAMPlus.h
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// Clock Signal
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//
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// Created by Thomas Harte on 18/03/2017.
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// Copyright © 2017 Thomas Harte. All rights reserved.
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//
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#ifndef Atari2600_CartridgeCBSRAMPlus_hpp
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#define Atari2600_CartridgeCBSRAMPlus_hpp
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#include "Cartridge.hpp"
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namespace Atari2600 {
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class CartridgeCBSRAMPlus: public Cartridge<CartridgeCBSRAMPlus> {
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public:
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CartridgeCBSRAMPlus(const std::vector<uint8_t> &rom) :
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Cartridge(rom) {
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rom_ptr_ = rom_.data();
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}
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void perform_bus_operation(CPU6502::BusOperation operation, uint16_t address, uint8_t *value) {
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address &= 0x1fff;
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if(!(address & 0x1000)) return;
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if(address >= 0x1ff8 && address <= 0x1ffa) rom_ptr_ = rom_.data() + (address - 0x1ff8) * 4096;
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if(isReadOperation(operation)) {
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*value = rom_ptr_[address & 4095];
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}
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if(address < 0x1100) ram_[address & 0xff] = *value;
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else if(address < 0x1200 && isReadOperation(operation)) *value = ram_[address & 0xff];
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}
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private:
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uint8_t *rom_ptr_;
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uint8_t ram_[256];
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};
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}
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#endif /* Atari2600_CartridgeCBSRAMPlus_hpp */
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@ -949,6 +949,7 @@
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4BEAC07A1E7DDFDA00EE56B2 /* CartridgeActivisionStack.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = CartridgeActivisionStack.hpp; sourceTree = "<group>"; };
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4BEAC07B1E7DE74200EE56B2 /* CartridgeParkerBros.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = CartridgeParkerBros.hpp; sourceTree = "<group>"; };
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4BEAC07C1E7DEA6B00EE56B2 /* CartridgeTigervision.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = CartridgeTigervision.hpp; sourceTree = "<group>"; };
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4BEAC07D1E7DF13E00EE56B2 /* CartridgeCBSRAMPlus.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = CartridgeCBSRAMPlus.hpp; sourceTree = "<group>"; };
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4BEE0A6A1D72496600532C7B /* Cartridge.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = Cartridge.cpp; sourceTree = "<group>"; };
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4BEE0A6B1D72496600532C7B /* Cartridge.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; path = Cartridge.hpp; sourceTree = "<group>"; };
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4BEE0A6D1D72496600532C7B /* PRG.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = PRG.cpp; sourceTree = "<group>"; };
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@ -1121,13 +1122,14 @@
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4BA443E81E7DB8F900C86749 /* CartridgeAtari8k.hpp */,
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4BEAC0781E7DD86E00EE56B2 /* CartridgeAtari16k.hpp */,
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4BEAC0791E7DD86E00EE56B2 /* CartridgeAtari32k.hpp */,
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4BEAC07D1E7DF13E00EE56B2 /* CartridgeCBSRAMPlus.hpp */,
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4BA443E71E7DB54700C86749 /* CartridgeCommaVid.hpp */,
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4BEAC07B1E7DE74200EE56B2 /* CartridgeParkerBros.hpp */,
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4BEAC07C1E7DEA6B00EE56B2 /* CartridgeTigervision.hpp */,
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4BE0699A1E7C9C5A00DD379F /* CartridgeUnpaged.hpp */,
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4BEA52671DF34909007E74F2 /* PIA.hpp */,
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4BEA52651DF3472B007E74F2 /* Speaker.hpp */,
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4BE7C9171E3D397100A5496D /* TIA.hpp */,
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4BEAC07C1E7DEA6B00EE56B2 /* CartridgeTigervision.hpp */,
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);
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path = Atari2600;
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sourceTree = "<group>";
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