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 ()
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
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
uint32_t	rom_size_
uint32_t	sram_size_
uint16_t	h_pos_ = 0
uint16_t	v_pos_ = 0
uint8_t	dma_state_ = 0
uint8_t	open_bus_ = 0
uint16_t	SP_ = 0
uint8_t	type_ = 1
DmaChannel	channel [8]
std::vector< uint8_t >	memory_

Detailed Description

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

Definition at line 102 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 15 of file memory.cc.

References memory_, ram_, rom_, rom_size_, sram_size_, 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 106 of file memory.h.

cart_read()

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

Definition at line 54 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 68 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 84 of file memory.cc.

References open_bus_, ram_, rom_, rom_size_, and sram_size_.

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 98 of file memory.cc.

References ram_, and sram_size_.

Referenced by cart_write().

cart_readHirom()

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

Definition at line 106 of file memory.cc.

References open_bus_, ram_, rom_, rom_size_, and sram_size_.

Referenced by cart_read().

cart_readExHirom()

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

Definition at line 119 of file memory.cc.

References open_bus_, ram_, rom_, rom_size_, and sram_size_.

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 134 of file memory.cc.

References ram_, and sram_size_.

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 138 of file memory.h.

ReadWord()

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

inlineoverridevirtual

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

Definition at line 142 of file memory.h.

Referenced by 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 147 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 153 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 160 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 164 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 169 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 177 of file memory.h.

PopByte()

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

inlineoverridevirtual

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

Definition at line 187 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 197 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 202 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 208 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 214 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 223 of file memory.h.

mutable_sp()

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

inline

Definition at line 224 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 225 of file memory.h.

ClearMemory()

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

inlineoverridevirtual

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

Definition at line 226 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 228 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 229 of file memory.h.

size()

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

inline

Definition at line 237 of file memory.h.

begin()

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

inline

Definition at line 238 of file memory.h.

end()

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

inline

Definition at line 239 of file memory.h.

data()

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

inline

Definition at line 240 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 241 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 242 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 243 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 246 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 249 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 250 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 251 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 254 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 257 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 258 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 259 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 260 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 261 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 262 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 264 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 265 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 266 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 142 of file memory.cc.

Member Data Documentation

rom_

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

Definition at line 269 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 270 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 275 of file memory.h.

Referenced by Initialize().

hdma_run_requested_

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

private

Definition at line 278 of file memory.h.

hdma_init_requested_

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

private

Definition at line 279 of file memory.h.

pal_timing_

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

private

Definition at line 281 of file memory.h.

rom_size_

uint32_t yaze::app::emu::memory::MemoryImpl::rom_size_

private

Definition at line 284 of file memory.h.

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

sram_size_

uint32_t yaze::app::emu::memory::MemoryImpl::sram_size_

private

Definition at line 285 of file memory.h.

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

h_pos_

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

private

Definition at line 288 of file memory.h.

v_pos_

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

private

Definition at line 289 of file memory.h.

dma_state_

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

private

Definition at line 292 of file memory.h.

open_bus_

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

private

Definition at line 295 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 298 of file memory.h.

type_

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

private

Definition at line 301 of file memory.h.

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

channel

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

private

Definition at line 304 of file memory.h.

memory_

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

private

Definition at line 307 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