yaze::app::emu::memory::MemoryImpl Class Reference

Implementation of the Memory interface for emulating memory in a SNES system. More...

#include <memory.h>

Inheritance diagram for yaze::app::emu::memory::MemoryImpl:

Collaboration diagram for yaze::app::emu::memory::MemoryImpl:

Public Member Functions
void	Initialize (const std::vector< uint8_t > &romData, bool verbose=false)
uint16_t	GetHeaderOffset ()
memory::RomInfo	ReadRomHeader ()
uint8_t	cart_read (uint8_t bank, uint16_t adr)
void	cart_write (uint8_t bank, uint16_t adr, uint8_t val)
uint8_t	cart_readLorom (uint8_t bank, uint16_t adr)
void	cart_writeLorom (uint8_t bank, uint16_t adr, uint8_t val)
uint8_t	cart_readHirom (uint8_t bank, uint16_t adr)
uint8_t	cart_readExHirom (uint8_t bank, uint16_t adr)
void	cart_writeHirom (uint8_t bank, uint16_t adr, uint8_t val)
uint8_t	ReadByte (uint32_t address) const override
uint16_t	ReadWord (uint32_t address) const override
uint32_t	ReadWordLong (uint32_t address) const override
std::vector< uint8_t >	ReadByteVector (uint32_t address, uint16_t length) const override
void	WriteByte (uint32_t address, uint8_t value) override
void	WriteWord (uint32_t address, uint16_t value) override
void	WriteLong (uint32_t address, uint32_t value) override
void	PushByte (uint8_t value) override
uint8_t	PopByte () override
void	PushWord (uint16_t value) override
uint16_t	PopWord () override
void	PushLong (uint32_t value) override
uint32_t	PopLong () override
uint16_t	SP () const override
auto	mutable_sp () -> uint16_t &
void	SetSP (uint16_t value) override
void	ClearMemory () override
uint8_t	at (int i) const override
uint8_t	operator[] (int i) const override
auto	size () const
auto	begin () const
auto	end () const
auto	data () const
void	set_open_bus (uint8_t value) override
auto	open_bus () const -> uint8_t override
auto	hdma_init_requested () const -> bool override
auto	hdma_run_requested () const -> bool override
void	init_hdma_request () override
void	run_hdma_request () override
void	set_hdma_run_requested (bool value) override
void	set_hdma_init_requested (bool value) override
void	set_pal_timing (bool value) override
void	set_h_pos (uint16_t value) override
void	set_v_pos (uint16_t value) override
auto	h_pos () const -> uint16_t override
auto	v_pos () const -> uint16_t override
auto	pal_timing () const -> bool override
auto	dma_state () -> uint8_t &
void	set_dma_state (uint8_t value)
auto	dma_channels () -> DmaChannel *
Public Member Functions inherited from yaze::app::emu::memory::Memory
virtual	~Memory ()=default

Public Attributes
uint32_t	romSize
uint32_t	sramSize
std::vector< uint8_t >	rom_
std::vector< uint8_t >	ram_

Private Member Functions
uint32_t	GetMappedAddress (uint32_t address) const

Private Attributes
bool	verbose_ = false
bool	hdma_run_requested_ = false
bool	hdma_init_requested_ = false
bool	pal_timing_ = false
uint16_t	h_pos_ = 0
uint16_t	v_pos_ = 0
uint8_t	dma_state_ = 0
DmaChannel	channel [8]
uint8_t	open_bus_ = 0
uint16_t	SP_ = 0
uint8_t	type_ = 1
std::vector< uint8_t >	memory_

Additional Inherited Members
Protected Member Functions inherited from yaze::app::emu::Loggable
virtual	~Loggable ()=default
virtual void	LogMessage (const std::string &message)
Protected Attributes inherited from yaze::app::emu::Loggable
Logger &	logger_ = Logger::GetInstance()

Detailed Description

Implementation of the Memory interface for emulating memory in a SNES system.

Definition at line 164 of file memory.h.

Member Function Documentation

Initialize()

void yaze::app::emu::memory::MemoryImpl::Initialize	(	const std::vector< uint8_t > &	romData,
		bool	verbose = false )

Definition at line 17 of file memory.cc.

References memory_, ram_, rom_, romSize, sramSize, type_, and verbose_.

Referenced by yaze::app::emu::SNES::Init(), and yaze::app::zelda3::dungeon::DungeonObjectRenderer::LoadObject().

GetHeaderOffset()

uint16_t yaze::app::emu::memory::MemoryImpl::GetHeaderOffset ( )

inline

Definition at line 170 of file memory.h.

Referenced by ReadRomHeader().

ReadRomHeader()

memory::RomInfo yaze::app::emu::memory::MemoryImpl::ReadRomHeader

(

)

Definition at line 56 of file memory.cc.

References yaze::app::emu::memory::RomInfo::bankSize, yaze::app::emu::memory::RomInfo::checksum, yaze::app::emu::memory::RomInfo::checksumComplement, yaze::app::emu::memory::RomInfo::countryCode, GetHeaderOffset(), yaze::app::emu::memory::RomInfo::license, yaze::app::emu::memory::RomInfo::nmiVblVector, ReadByte(), ReadWord(), yaze::app::emu::memory::RomInfo::resetVector, yaze::app::emu::memory::RomInfo::romSize, yaze::app::emu::memory::RomInfo::romSpeed, yaze::app::emu::memory::RomInfo::romType, yaze::app::emu::memory::RomInfo::sramSize, yaze::app::emu::memory::RomInfo::title, and yaze::app::emu::memory::RomInfo::version.

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cart_read()

uint8_t yaze::app::emu::memory::MemoryImpl::cart_read	(	uint8_t	bank,
		uint16_t	adr )

Definition at line 107 of file memory.cc.

References cart_readExHirom(), cart_readHirom(), cart_readLorom(), open_bus_, and type_.

Referenced by yaze::app::emu::SNES::Rread().

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cart_write()

void yaze::app::emu::memory::MemoryImpl::cart_write	(	uint8_t	bank,
		uint16_t	adr,
		uint8_t	val )

Definition at line 121 of file memory.cc.

References cart_writeHirom(), cart_writeLorom(), and type_.

Referenced by yaze::app::emu::SNES::Write().

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cart_readLorom()

uint8_t yaze::app::emu::memory::MemoryImpl::cart_readLorom	(	uint8_t	bank,
		uint16_t	adr )

Definition at line 137 of file memory.cc.

References open_bus_, ram_, rom_, romSize, and sramSize.

Referenced by cart_read().

cart_writeLorom()

void yaze::app::emu::memory::MemoryImpl::cart_writeLorom	(	uint8_t	bank,
		uint16_t	adr,
		uint8_t	val )

Definition at line 151 of file memory.cc.

References ram_, and sramSize.

Referenced by cart_write().

cart_readHirom()

uint8_t yaze::app::emu::memory::MemoryImpl::cart_readHirom	(	uint8_t	bank,
		uint16_t	adr )

Definition at line 159 of file memory.cc.

References open_bus_, ram_, rom_, romSize, and sramSize.

Referenced by cart_read().

cart_readExHirom()

uint8_t yaze::app::emu::memory::MemoryImpl::cart_readExHirom	(	uint8_t	bank,
		uint16_t	adr )

Definition at line 172 of file memory.cc.

References open_bus_, ram_, rom_, romSize, and sramSize.

Referenced by cart_read().

cart_writeHirom()

void yaze::app::emu::memory::MemoryImpl::cart_writeHirom	(	uint8_t	bank,
		uint16_t	adr,
		uint8_t	val )

Definition at line 187 of file memory.cc.

References ram_, and sramSize.

Referenced by cart_write().

ReadByte()

uint8_t yaze::app::emu::memory::MemoryImpl::ReadByte ( uint32_t address ) const

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 206 of file memory.h.

Referenced by ReadRomHeader().

ReadWord()

uint16_t yaze::app::emu::memory::MemoryImpl::ReadWord ( uint32_t address ) const

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 210 of file memory.h.

Referenced by ReadRomHeader(), and yaze::app::zelda3::dungeon::DungeonObjectRenderer::UpdateObjectBitmap().

ReadWordLong()

uint32_t yaze::app::emu::memory::MemoryImpl::ReadWordLong ( uint32_t address ) const

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 215 of file memory.h.

ReadByteVector()

std::vector< uint8_t > yaze::app::emu::memory::MemoryImpl::ReadByteVector ( uint32_t address, uint16_t length ) const

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 221 of file memory.h.

WriteByte()

void yaze::app::emu::memory::MemoryImpl::WriteByte ( uint32_t address, uint8_t value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 228 of file memory.h.

WriteWord()

void yaze::app::emu::memory::MemoryImpl::WriteWord ( uint32_t address, uint16_t value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 232 of file memory.h.

WriteLong()

void yaze::app::emu::memory::MemoryImpl::WriteLong ( uint32_t address, uint32_t value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 237 of file memory.h.

PushByte()

void yaze::app::emu::memory::MemoryImpl::PushByte ( uint8_t value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 245 of file memory.h.

PopByte()

uint8_t yaze::app::emu::memory::MemoryImpl::PopByte ( )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 255 of file memory.h.

PushWord()

void yaze::app::emu::memory::MemoryImpl::PushWord ( uint16_t value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 265 of file memory.h.

References yaze::app::emu::memory::Memory::PushByte().

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PopWord()

uint16_t yaze::app::emu::memory::MemoryImpl::PopWord ( )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 270 of file memory.h.

References yaze::app::emu::memory::Memory::PopByte().

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PushLong()

void yaze::app::emu::memory::MemoryImpl::PushLong ( uint32_t value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 276 of file memory.h.

References yaze::app::emu::memory::Memory::PushByte().

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PopLong()

uint32_t yaze::app::emu::memory::MemoryImpl::PopLong ( )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 282 of file memory.h.

References yaze::app::emu::memory::Memory::PopByte().

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SP()

uint16_t yaze::app::emu::memory::MemoryImpl::SP ( ) const

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 291 of file memory.h.

mutable_sp()

auto yaze::app::emu::memory::MemoryImpl::mutable_sp ( ) -> uint16_t&

inline

Definition at line 292 of file memory.h.

SetSP()

void yaze::app::emu::memory::MemoryImpl::SetSP ( uint16_t value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 293 of file memory.h.

ClearMemory()

void yaze::app::emu::memory::MemoryImpl::ClearMemory ( )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 294 of file memory.h.

at()

uint8_t yaze::app::emu::memory::MemoryImpl::at ( int i ) const

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 296 of file memory.h.

operator[]()

uint8_t yaze::app::emu::memory::MemoryImpl::operator[] ( int i ) const

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 297 of file memory.h.

size()

auto yaze::app::emu::memory::MemoryImpl::size ( ) const

inline

Definition at line 305 of file memory.h.

begin()

auto yaze::app::emu::memory::MemoryImpl::begin ( ) const

inline

Definition at line 306 of file memory.h.

end()

auto yaze::app::emu::memory::MemoryImpl::end ( ) const

inline

Definition at line 307 of file memory.h.

data()

auto yaze::app::emu::memory::MemoryImpl::data ( ) const

inline

Definition at line 308 of file memory.h.

set_open_bus()

void yaze::app::emu::memory::MemoryImpl::set_open_bus ( uint8_t value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 309 of file memory.h.

Referenced by yaze::app::emu::SNES::Read(), yaze::app::emu::SNES::Reset(), and yaze::app::emu::SNES::Write().

open_bus()

auto yaze::app::emu::memory::MemoryImpl::open_bus ( ) const -> uint8_t

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 310 of file memory.h.

Referenced by yaze::app::emu::memory::dma::Read(), yaze::app::emu::SNES::ReadBBus(), yaze::app::emu::SNES::ReadReg(), yaze::app::emu::SNES::Rread(), and yaze::app::emu::memory::dma::TransferByte().

hdma_init_requested()

auto yaze::app::emu::memory::MemoryImpl::hdma_init_requested ( ) const -> bool

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 311 of file memory.h.

Referenced by yaze::app::emu::memory::dma::HandleDma(), and yaze::app::emu::memory::dma::WaitCycle().

hdma_run_requested()

auto yaze::app::emu::memory::MemoryImpl::hdma_run_requested ( ) const -> bool

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 314 of file memory.h.

Referenced by yaze::app::emu::memory::dma::HandleDma(), and yaze::app::emu::memory::dma::WaitCycle().

init_hdma_request()

void yaze::app::emu::memory::MemoryImpl::init_hdma_request ( )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 317 of file memory.h.

Referenced by yaze::app::emu::SNES::RunCycle().

run_hdma_request()

void yaze::app::emu::memory::MemoryImpl::run_hdma_request ( )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 318 of file memory.h.

Referenced by yaze::app::emu::SNES::RunCycle().

set_hdma_run_requested()

void yaze::app::emu::memory::MemoryImpl::set_hdma_run_requested ( bool value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 319 of file memory.h.

Referenced by yaze::app::emu::memory::dma::DoHdma(), and yaze::app::emu::memory::dma::Reset().

set_hdma_init_requested()

void yaze::app::emu::memory::MemoryImpl::set_hdma_init_requested ( bool value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 322 of file memory.h.

Referenced by yaze::app::emu::memory::dma::InitHdma(), and yaze::app::emu::memory::dma::Reset().

set_pal_timing()

void yaze::app::emu::memory::MemoryImpl::set_pal_timing ( bool value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 325 of file memory.h.

set_h_pos()

void yaze::app::emu::memory::MemoryImpl::set_h_pos ( uint16_t value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 326 of file memory.h.

Referenced by yaze::app::emu::SNES::Reset(), and yaze::app::emu::SNES::RunCycle().

set_v_pos()

void yaze::app::emu::memory::MemoryImpl::set_v_pos ( uint16_t value )

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 327 of file memory.h.

Referenced by yaze::app::emu::SNES::Reset(), and yaze::app::emu::SNES::RunCycle().

h_pos()

auto yaze::app::emu::memory::MemoryImpl::h_pos ( ) const -> uint16_t

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 328 of file memory.h.

Referenced by yaze::app::emu::SNES::ReadReg(), yaze::app::emu::SNES::RunCycle(), and yaze::app::emu::SNES::RunCycles().

v_pos()

auto yaze::app::emu::memory::MemoryImpl::v_pos ( ) const -> uint16_t

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 329 of file memory.h.

Referenced by yaze::app::emu::SNES::RunCycle().

pal_timing()

auto yaze::app::emu::memory::MemoryImpl::pal_timing ( ) const -> bool

inlineoverridevirtual

Implements yaze::app::emu::memory::Memory.

Definition at line 330 of file memory.h.

Referenced by yaze::app::emu::SNES::RunCycle(), yaze::app::emu::audio::Apu::RunCycles(), and yaze::app::emu::SNES::SetSamples().

dma_state()

auto yaze::app::emu::memory::MemoryImpl::dma_state ( ) -> uint8_t&

inline

Definition at line 332 of file memory.h.

Referenced by yaze::app::emu::memory::dma::HandleDma().

set_dma_state()

void yaze::app::emu::memory::MemoryImpl::set_dma_state ( uint8_t value )

inline

Definition at line 333 of file memory.h.

Referenced by yaze::app::emu::memory::dma::HandleDma(), yaze::app::emu::memory::dma::Reset(), and yaze::app::emu::memory::dma::StartDma().

dma_channels()

auto yaze::app::emu::memory::MemoryImpl::dma_channels ( ) -> DmaChannel*

inline

Definition at line 334 of file memory.h.

Referenced by yaze::app::emu::memory::dma::DoDma(), yaze::app::emu::memory::dma::DoHdma(), yaze::app::emu::memory::dma::InitHdma(), yaze::app::emu::memory::dma::Read(), yaze::app::emu::memory::dma::Reset(), yaze::app::emu::memory::dma::StartDma(), and yaze::app::emu::memory::dma::Write().

GetMappedAddress()

uint32_t yaze::app::emu::memory::MemoryImpl::GetMappedAddress ( uint32_t address ) const

private

Definition at line 195 of file memory.cc.

Member Data Documentation

romSize

uint32_t yaze::app::emu::memory::MemoryImpl::romSize

Definition at line 166 of file memory.h.

Referenced by cart_readExHirom(), cart_readHirom(), cart_readLorom(), and Initialize().

sramSize

uint32_t yaze::app::emu::memory::MemoryImpl::sramSize

Definition at line 167 of file memory.h.

Referenced by cart_readExHirom(), cart_readHirom(), cart_readLorom(), cart_writeHirom(), cart_writeLorom(), and Initialize().

rom_

std::vector<uint8_t> yaze::app::emu::memory::MemoryImpl::rom_

Definition at line 337 of file memory.h.

Referenced by cart_readExHirom(), cart_readHirom(), cart_readLorom(), and Initialize().

ram_

std::vector<uint8_t> yaze::app::emu::memory::MemoryImpl::ram_

Definition at line 338 of file memory.h.

Referenced by cart_readExHirom(), cart_readHirom(), cart_readLorom(), cart_writeHirom(), cart_writeLorom(), and Initialize().

verbose_

bool yaze::app::emu::memory::MemoryImpl::verbose_ = false

private

Definition at line 343 of file memory.h.

Referenced by Initialize().

hdma_run_requested_

bool yaze::app::emu::memory::MemoryImpl::hdma_run_requested_ = false

private

Definition at line 346 of file memory.h.

hdma_init_requested_

bool yaze::app::emu::memory::MemoryImpl::hdma_init_requested_ = false

private

Definition at line 347 of file memory.h.

pal_timing_

bool yaze::app::emu::memory::MemoryImpl::pal_timing_ = false

private

Definition at line 349 of file memory.h.

h_pos_

uint16_t yaze::app::emu::memory::MemoryImpl::h_pos_ = 0

private

Definition at line 352 of file memory.h.

v_pos_

uint16_t yaze::app::emu::memory::MemoryImpl::v_pos_ = 0

private

Definition at line 353 of file memory.h.

dma_state_

uint8_t yaze::app::emu::memory::MemoryImpl::dma_state_ = 0

private

Definition at line 356 of file memory.h.

channel

DmaChannel yaze::app::emu::memory::MemoryImpl::channel[8]

private

Definition at line 359 of file memory.h.

open_bus_

uint8_t yaze::app::emu::memory::MemoryImpl::open_bus_ = 0

private

Definition at line 362 of file memory.h.

Referenced by cart_read(), cart_readExHirom(), cart_readHirom(), and cart_readLorom().

SP_

uint16_t yaze::app::emu::memory::MemoryImpl::SP_ = 0

private

Definition at line 365 of file memory.h.

type_

uint8_t yaze::app::emu::memory::MemoryImpl::type_ = 1

private

Definition at line 368 of file memory.h.

Referenced by cart_read(), cart_write(), and Initialize().

memory_

std::vector<uint8_t> yaze::app::emu::memory::MemoryImpl::memory_

private

Definition at line 371 of file memory.h.

Referenced by Initialize().

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The documentation for this class was generated from the following files:

• src/app/emu/memory/memory.h
• src/app/emu/memory/memory.cc