AFCPUHardware Class Reference

The AFCPUPXA270 class definition. More...

#include <AFCPUPXA270.h>

Inheritance diagram for AFCPUHardware:

Public Member Functions
	AFCPUHardware (AFCore *inCore)
	Constructor for the AFCPUPXA270.
virtual AF_STATUS	Init ()
	Initializes the CPU.
virtual BOOL	Deinit ()
	Deinitializes the CPU.
virtual VOID	OutputDMAISR ()
	Clears the output interrupt pending bit.
virtual VOID	InputDMAISR ()
	Clears the input interrupt pending bit.
virtual BOOL	InitInputDMA ()
	Initializes input DMA.
virtual BOOL	InitOutputDMA ()
	Initializes output DMA.
virtual VOID	StartInputDMA ()
	Starts the input DMA transfer (CPU <= codec).
virtual VOID	StartOutputDMA ()
	Starts the output DMA transfer (CPU => codec).
virtual VOID	StopInputDMA ()
	Stops the input DMA transfer.
virtual VOID	StopOutputDMA ()
	Stops the output DMA transfer.
virtual DWORD	GetAudioDMAPageSize ()
	Retrieve the DMA page size.
virtual DWORD	GetAudioDMABufferSize ()
	Retrieve the DMA buffer size.
virtual PBYTE *	GetOutputDMABufferVirtual ()
	Method to get a pointer to a virtual output DMA buffer.
virtual PBYTE *	GetInputDMABufferVirtual ()
	Method to get a pointer to a virtual input DMA buffer.
virtual VOID	OutputDMAThreadInterruptDoneCallback (DWORD outputTransferred, DWORD outputDMAStatus)
	Output DMA transfer done callback.
virtual VOID	InputDMAThreadInterruptDoneCallback (DWORD inputTransferred, DWORD inputDMAStatus)
	Input DMA transfer done callback.
virtual AF_STATUS	InitI2SBus (AFI2SBusCap *cap)
	Initializes the I2S bus.
virtual VOID	StartOutputI2S ()
	Starts the output I2S transfer.
virtual VOID	StopOutputI2S ()
	Stops the output I2S transfer.
virtual VOID	StartInputI2S ()
	Starts the input I2S transfer.
virtual VOID	StopInputI2S ()
	Stops the input I2S transfer.
virtual BOOL	PowerUp ()
	S3C6400 CPU power up routine.
virtual BOOL	PowerDown ()
	S3C6400 CPU power down routine.
VOID	DMAThread ()

Detailed Description

The AFCPUPXA270 class definition.

Definition at line 104 of file AFCPUPXA270.h.

Constructor & Destructor Documentation

AFCPUHardware::AFCPUHardware ( AFCore * inCore ) [inline]

Constructor for the AFCPUPXA270.

In this method the capabilities of the CPU are advertised.

Parameters:

inCore

A pointer to the core (AFCore type).

Definition at line 118 of file AFCPUPXA270.h.

Member Function Documentation

BOOL AFCPUHardware::Deinit ( ) [virtual]

Deinitializes the CPU.

Actions performed include: unmapping the registers, releasing DMA channels, etc.

Return values:

	TRUE	Deinitialization succeeded.
	FALSE	Deinitialization failed.

Implements AFCPU.

Definition at line 520 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::DMAThread ( )

Definition at line 327 of file AFCPUPXA270.cpp.

virtual DWORD AFCPUHardware::GetAudioDMABufferSize ( ) [inline, virtual]

Retrieve the DMA buffer size.

Returns:: The DMA buffer size.

Implements AFCPU.

Definition at line 261 of file AFCPUPXA270.h.

virtual DWORD AFCPUHardware::GetAudioDMAPageSize ( ) [inline, virtual]

Retrieve the DMA page size.

Returns:: The DMA page size.

Implements AFCPU.

Definition at line 247 of file AFCPUPXA270.h.

virtual PBYTE* AFCPUHardware::GetInputDMABufferVirtual ( ) [inline, virtual]

Method to get a pointer to a virtual input DMA buffer.

Returns:: Pointer to virtual input DMA buffer (in bytes).

Implements AFCPU.

Definition at line 289 of file AFCPUPXA270.h.

virtual PBYTE* AFCPUHardware::GetOutputDMABufferVirtual ( ) [inline, virtual]

Method to get a pointer to a virtual output DMA buffer.

Returns:: Pointer to virtual output DMA buffer (in bytes).

Implements AFCPU.

Definition at line 275 of file AFCPUPXA270.h.

AF_STATUS AFCPUHardware::Init ( ) [virtual]

Initializes the CPU.

Actions performed include: mapping the registers, DMA buffers, etc.

Returns:: Initialization status (AF_STATUS).

Implements AFCPU.

Definition at line 647 of file AFCPUPXA270.cpp.

AF_STATUS AFCPUHardware::InitI2SBus ( AFI2SBusCap * cap ) [virtual]

Initializes the I2S bus.

Parameters:

cap

Pointer to the particular I2S configuration (AFI2SBusCap) to be initialized.

Returns:: Initialization status (AF_STATUS).

Implements AFCPU.

Definition at line 585 of file AFCPUPXA270.cpp.

BOOL AFCPUHardware::InitInputDMA ( ) [virtual]

Initializes input DMA.

Return values:

	TRUE	Initialization succeeded.
	FALSE	Intialization failed.

Implements AFCPU.

Definition at line 170 of file AFCPUPXA270.cpp.

BOOL AFCPUHardware::InitOutputDMA ( ) [virtual]

Initializes output DMA.

Return values:

	TRUE	Initialization succeeded.
	FALSE	Intialization failed.

Implements AFCPU.

Definition at line 185 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::InputDMAISR ( ) [virtual]

Clears the input interrupt pending bit.

Implements AFCPU.

Definition at line 387 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::InputDMAThreadInterruptDoneCallback	(	DWORD	inputTransferred,
		DWORD	inputDMAStatus
	)			`[virtual]`

Input DMA transfer done callback.

This method allows the CPU to perform hardware-specific actions after a single input DMA transfer.

Parameters:

	inputTransferred	The number of bytes to be transferred.
	inputDMAStatus	A flag indicating which DMA buffer to enable.

Implements AFCPU.

Definition at line 123 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::OutputDMAISR ( ) [virtual]

Clears the output interrupt pending bit.

Implements AFCPU.

Definition at line 399 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::OutputDMAThreadInterruptDoneCallback	(	DWORD	outputTransferred,
		DWORD	outputDMAStatus
	)			`[virtual]`

Output DMA transfer done callback.

This method allows the CPU to perform hardware-specific actions after a single output DMA transfer.

Parameters:

	outputTransferred	The number of bytes to be transferred.
	outputDMAStatus	A flag indicating which DMA buffer to enable.

Implements AFCPU.

Definition at line 108 of file AFCPUPXA270.cpp.

BOOL AFCPUHardware::PowerDown ( ) [virtual]

S3C6400 CPU power down routine.

Return values:

	TRUE	Powering down succeeded.
	FALSE	Powering down failed.

Implements AFCPU.

Definition at line 690 of file AFCPUPXA270.cpp.

BOOL AFCPUHardware::PowerUp ( ) [virtual]

S3C6400 CPU power up routine.

Return values:

	TRUE	Powering up succeeded.
	FALSE	Powering up failed.

Implements AFCPU.

Definition at line 677 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::StartInputDMA ( ) [virtual]

Starts the input DMA transfer (CPU <= codec).

Implements AFCPU.

Definition at line 138 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::StartInputI2S ( ) [virtual]

Starts the input I2S transfer.

Implements AFCPU.

Definition at line 639 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::StartOutputDMA ( ) [virtual]

Starts the output DMA transfer (CPU => codec).

Implements AFCPU.

Definition at line 149 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::StartOutputI2S ( ) [virtual]

Starts the output I2S transfer.

Implements AFCPU.

Definition at line 631 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::StopInputDMA ( ) [virtual]

Stops the input DMA transfer.

Implements AFCPU.

Definition at line 160 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::StopInputI2S ( ) [virtual]

Stops the input I2S transfer.

Implements AFCPU.

Definition at line 643 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::StopOutputDMA ( ) [virtual]

Stops the output DMA transfer.

Implements AFCPU.

Definition at line 165 of file AFCPUPXA270.cpp.

VOID AFCPUHardware::StopOutputI2S ( ) [virtual]

Stops the output I2S transfer.

Implements AFCPU.

Definition at line 635 of file AFCPUPXA270.cpp.

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

C:/AudioFramework/CPUs/AFCPUPXA270.h
C:/AudioFramework/CPUs/AFCPUPXA270.cpp

AFCPUHardware Class Reference

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation