libsidplayfp::sidmemory Class Reference

#include <sidmemory.h>

Inheritance diagram for libsidplayfp::sidmemory:

Public Member Functions
virtual uint8_t	readMemByte (uint_least16_t addr)=0
virtual uint_least16_t	readMemWord (uint_least16_t addr)=0
virtual void	writeMemByte (uint_least16_t addr, uint8_t value)=0
virtual void	writeMemWord (uint_least16_t addr, uint_least16_t value)=0
virtual void	fillRam (uint_least16_t start, uint8_t value, unsigned int size)=0
virtual void	fillRam (uint_least16_t start, const uint8_t *source, unsigned int size)=0
virtual void	installResetHook (uint_least16_t addr)=0
virtual void	installBasicTrap (uint_least16_t addr)=0
virtual void	setBasicSubtune (uint8_t tune)=0

Detailed Description

An interface that allows access to c64 memory for loading tunes and apply sid specific hacks.

Member Function Documentation

fillRam() [1/2]

virtual void libsidplayfp::sidmemory::fillRam ( uint_least16_t  start, const uint8_t *  source, unsigned int  size  )

pure virtual

Copy a buffer into a ram area.

Parameters

start	the start of memory location where to write
source	the source buffer
size	the number of bytes to copy

Implemented in libsidplayfp::MMU.

fillRam() [2/2]

virtual void libsidplayfp::sidmemory::fillRam ( uint_least16_t  start, uint8_t  value, unsigned int  size  )

pure virtual

Fill ram area with a constant value.

Parameters

start	the start of memory location where to write
value	the value to write
size	the number of bytes to fill

Implemented in libsidplayfp::MMU.

installBasicTrap()

virtual void libsidplayfp::sidmemory::installBasicTrap ( uint_least16_t  addr )

pure virtual

Set BASIC Warm Start address.

Parameters

addr	the new addres to point to

Implemented in libsidplayfp::MMU.

installResetHook()

virtual void libsidplayfp::sidmemory::installResetHook ( uint_least16_t  addr )

pure virtual

Change the RESET vector.

Parameters

addr	the new addres to point to

Implemented in libsidplayfp::MMU.

readMemByte()

virtual uint8_t libsidplayfp::sidmemory::readMemByte ( uint_least16_t  addr )

pure virtual

Read one byte from memory.

Parameters

addr	the memory location from which to read from

Implemented in libsidplayfp::MMU.

readMemWord()

virtual uint_least16_t libsidplayfp::sidmemory::readMemWord ( uint_least16_t  addr )

pure virtual

Read two contiguous bytes from memory.

Parameters

addr	the memory location from which to read from

Implemented in libsidplayfp::MMU.

setBasicSubtune()

virtual void libsidplayfp::sidmemory::setBasicSubtune ( uint8_t  tune )

pure virtual

Set the start tune.

Parameters

tune	the tune number

Implemented in libsidplayfp::MMU.

writeMemByte()

virtual void libsidplayfp::sidmemory::writeMemByte ( uint_least16_t  addr, uint8_t  value  )

pure virtual

Write one byte to memory.

Parameters

addr	the memory location where to write
value	the value to write

Implemented in libsidplayfp::MMU.

writeMemWord()

virtual void libsidplayfp::sidmemory::writeMemWord ( uint_least16_t  addr, uint_least16_t  value  )

pure virtual

Write two contiguous bytes to memory.

Parameters

addr	the memory location where to write
value	the value to write

Implemented in libsidplayfp::MMU.

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

• sidmemory.h