openMSX
MSXYamahaSFG.hh
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1 #ifndef MSXYAMAHASFG_HH
2 #define MSXYAMAHASFG_HH
3 
4 #include "MSXDevice.hh"
5 #include "YM2151.hh"
6 #include "YM2148.hh"
7 #include "Rom.hh"
8 #include "serialize_meta.hh"
9 
10 namespace openmsx {
11 
12 class MSXYamahaSFG final : public MSXDevice
13 {
14 public:
15  explicit MSXYamahaSFG(const DeviceConfig& config);
16 
17  void reset(EmuTime::param time) override;
18  [[nodiscard]] byte readMem(word address, EmuTime::param time) override;
19  [[nodiscard]] byte peekMem(word address, EmuTime::param time) const override;
20  [[nodiscard]] const byte* getReadCacheLine(word start) const override;
21  void writeMem(word address, byte value, EmuTime::param time) override;
22  [[nodiscard]] byte* getWriteCacheLine(word start) const override;
23  [[nodiscard]] byte readIRQVector() override;
24 
25  template<typename Archive>
26  void serialize(Archive& ar, unsigned version);
27 
28 private:
29  void writeRegisterPort(byte value, EmuTime::param time);
30  void writeDataPort(byte value, EmuTime::param time);
31 
32 private:
33  Rom rom;
34  YM2151 ym2151;
35  YM2148 ym2148;
36  int registerLatch;
37  byte irqVector;
38  byte irqVector2148;
39 };
41 
42 } // namespace openmsx
43 
44 #endif
An MSXDevice is an emulated hardware component connected to the bus of the emulated MSX.
Definition: MSXDevice.hh:33
void reset(EmuTime::param time) override
This method is called on reset.
Definition: MSXYamahaSFG.cc:16
MSXYamahaSFG(const DeviceConfig &config)
Definition: MSXYamahaSFG.cc:7
byte readMem(word address, EmuTime::param time) override
Read a byte from a location at a certain time from this device.
Definition: MSXYamahaSFG.cc:78
void writeMem(word address, byte value, EmuTime::param time) override
Write a given byte to a given location at a certain time to this device.
Definition: MSXYamahaSFG.cc:25
byte readIRQVector() override
Gets IRQ vector used in IM2.
Definition: MSXYamahaSFG.cc:63
byte peekMem(word address, EmuTime::param time) const override
Read a byte from a given memory location.
Definition: MSXYamahaSFG.cc:97
const byte * getReadCacheLine(word start) const override
Test that the memory in the interval [start, start + CacheLine::SIZE) is cacheable for reading.
void serialize(Archive &ar, unsigned version)
byte * getWriteCacheLine(word start) const override
Test that the memory in the interval [start, start + CacheLine::SIZE) is cacheable for writing.
Definition: MSXYamahaSFG.cc:55
This file implemented 3 utility functions:
Definition: Autofire.cc:9
uint16_t word
16 bit unsigned integer
Definition: openmsx.hh:29
SERIALIZE_CLASS_VERSION(CassettePlayer, 2)