Implements a CoreServer for ARM/Allwinner (sunxi) based System-on-Chips. More...

#include <SunxiCoreServer.h>

Inheritance diagram for SunxiCoreServer:

Public Member Functions
	SunxiCoreServer ()
	Class constructor function. More...

virtual Result	initialize ()
	Initialize the server. More...

virtual Core::Result	bootCore (uint coreId, CoreInfo *info)
	Boot a processor core. More...

virtual Core::Result	discoverCores ()
	Discover processor cores. More...

virtual void	waitIPI () const
	Wait for Inter-Processor-Interrupt. More...

virtual Core::Result	sendIPI (uint coreId)
	Send Inter-Processor-Interrupt. More...

Public Member Functions inherited from CoreServer
	CoreServer ()
	Class constructor function. More...

Core::Result	test ()
	Run a ping-pong test. More...

int	runCore ()
	Routine for the slave processor core. More...

Public Member Functions inherited from ChannelServer< CoreServer, CoreMessage >
	ChannelServer (CoreServer *inst)
	Constructor function. More...

virtual	~ChannelServer ()
	Destructor function. More...

int	run ()
	Enters an infinite loop, serving incoming requests. More...

void	setTimeout (const uint msec)
	Set a sleep timeout. More...

Static Public Attributes
static const Address	SecondaryCoreInfoOffset = (1024 * 1024 * 33)
	Offset of the CoreInfo struct relative to the kernel's physical base address. More...

static const Address	SecondaryCoreInfoAddress = RAM_ADDR + SecondaryCoreInfoOffset
	Physical memory address for CoreInfo passed to secondary cores during bootup. More...

Private Attributes
SunxiCpuConfig	m_cpuConfig
	CPU Configuration Module instance. More...

Static Private Attributes
static const Size	SoftwareInterruptNumber = 0x1
	Software Generated Interrupt number for sending/receiving between cores. More...

Additional Inherited Members
Public Types inherited from ChannelServer< CoreServer, CoreMessage >
enum	Result
	Result codes. More...

Static Public Member Functions inherited from AbstractFactory< CoreServer >
static CoreServer *	create ()
	Abstract function to create an instance of T. More...

Protected Types inherited from ChannelServer< CoreServer, CoreMessage >
typedef void(CoreServer ::*	IPCHandlerFunction) (CoreMessage *)
	Member function pointer inside Base, to handle IPC messages. More...

typedef void(CoreServer ::*	IRQHandlerFunction) (Size)
	Member function pointer inside Base, to handle interrupts. More...

Protected Member Functions inherited from ChannelServer< CoreServer, CoreMessage >
void	addIPCHandler (const Size slot, IPCHandlerFunction h, const bool sendReply=true)
	Register a new IPC message action handler. More...

void	addIRQHandler (const Size slot, IRQHandlerFunction h)
	Register a new IRQ message vector handler. More...

virtual void	timeout ()
	Called when sleep timeout is reached. More...

virtual bool	retryRequests ()
	Retry any pending requests. More...

virtual void	onProcessTerminated (const ProcessID pid)
	Called whenever another Process is terminated. More...

void	retryAllRequests ()
	Keep retrying requests until all served. More...

Protected Attributes inherited from CoreServer
CoreManager *	m_cores

Protected Attributes inherited from ChannelServer< CoreServer, CoreMessage >
CoreServer *	m_instance
	Server object instance. More...

ChannelClient *	m_client
	Client for sending replies. More...

ChannelRegistry &	m_registry
	Contains registered channels. More...

MemoryChannel	m_kernelEvent
	Kernel event channel. More...

Index< MessageHandler< IPCHandlerFunction >, MaximumHandlerCount >	m_ipcHandlers
	IPC handler functions. More...

Index< MessageHandler< IRQHandlerFunction >, MaximumHandlerCount >	m_irqHandlers
	IRQ handler functions. More...

ProcessID	m_self
	ProcessID of ourselves. More...

Timer::Info	m_time
	System timer value. More...

Timer::Info	m_expiry
	System timer expiration value. More...

Detailed Description

Implements a CoreServer for ARM/Allwinner (sunxi) based System-on-Chips.

Definition at line 35 of file SunxiCoreServer.h.

Constructor & Destructor Documentation

◆ SunxiCoreServer()

SunxiCoreServer::SunxiCoreServer ( )

Class constructor function.

Definition at line 29 of file SunxiCoreServer.cpp.

References CoreServer::m_cores, and m_cpuConfig.

Member Function Documentation

◆ bootCore()

Core::Result SunxiCoreServer::bootCore	(	uint	coreId,
		CoreInfo *	info
	)

virtual

Boot a processor core.

Parameters

coreId	Core identifier number
info	CoreInfo pointer containing specific core information

Returns: Result code

Implements CoreServer.

Definition at line 69 of file SunxiCoreServer.cpp.

References SunxiCpuConfig::boot(), Core::BootError, coreId, ERROR, m_cpuConfig, CoreInfo::memory, Memory::Range::phys, API::Read, SecondaryCoreInfoAddress, SecondaryCoreInfoOffset, SELF, CoreManager::Success, Core::Success, VMCopy(), and API::Write.

◆ discoverCores()

Core::Result SunxiCoreServer::discoverCores ( )

virtual

Discover processor cores.

Returns: Result code

Implements CoreServer.

Definition at line 102 of file SunxiCoreServer.cpp.

References SunxiCpuConfig::discover(), ERROR, Core::IOError, m_cpuConfig, CoreManager::Success, and Core::Success.

◆ initialize()

SunxiCoreServer::Result SunxiCoreServer::initialize ( )

virtual

Initialize the server.

Returns: Result code

Reimplemented from CoreServer.

Definition at line 36 of file SunxiCoreServer.cpp.

References SystemInformation::coreId, ERROR, CoreServer::initialize(), SunxiCpuConfig::initialize(), ChannelServer< CoreServer, CoreMessage >::IOError, m_cpuConfig, ProcessCtl(), API::Read, SecondaryCoreInfoAddress, SELF, SoftwareInterruptNumber, CoreManager::Success, API::Success, VMCopy(), WatchIRQ, and API::Write.

◆ sendIPI()

Core::Result SunxiCoreServer::sendIPI ( uint coreId )

virtual

Send Inter-Processor-Interrupt.

Parameters

coreId Core identifier number

Returns: Result code

Implements CoreServer.

Definition at line 120 of file SunxiCoreServer.cpp.

References coreId, ERROR, Core::IOError, ProcessCtl(), SELF, SendIRQ, SoftwareInterruptNumber, Core::Success, and API::Success.

◆ waitIPI()

void SunxiCoreServer::waitIPI ( ) const

virtual

Wait for Inter-Processor-Interrupt.

Implements CoreServer.

Definition at line 113 of file SunxiCoreServer.cpp.

References EnableIRQ, EnterSleep, ProcessCtl(), SELF, and SoftwareInterruptNumber.

Field Documentation

◆ m_cpuConfig

SunxiCpuConfig SunxiCoreServer::m_cpuConfig

private

CPU Configuration Module instance.

Definition at line 98 of file SunxiCoreServer.h.

Referenced by bootCore(), discoverCores(), initialize(), and SunxiCoreServer().

◆ SecondaryCoreInfoAddress

const Address SunxiCoreServer::SecondaryCoreInfoAddress = RAM_ADDR + SecondaryCoreInfoOffset

static

Physical memory address for CoreInfo passed to secondary cores during bootup.

Definition at line 43 of file SunxiCoreServer.h.

Referenced by bootCore(), initialize(), kernel_main(), and SunxiKernel::SunxiKernel().

◆ SecondaryCoreInfoOffset

const Address SunxiCoreServer::SecondaryCoreInfoOffset = (1024 * 1024 * 33)

static

Offset of the CoreInfo struct relative to the kernel's physical base address.

Definition at line 40 of file SunxiCoreServer.h.

Referenced by bootCore().

◆ SoftwareInterruptNumber

const Size SunxiCoreServer::SoftwareInterruptNumber = 0x1

staticprivate

Software Generated Interrupt number for sending/receiving between cores.

Definition at line 48 of file SunxiCoreServer.h.

Referenced by initialize(), sendIPI(), and waitIPI().

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

server/core/SunxiCoreServer.h
server/core/SunxiCoreServer.cpp

Public Member Functions

Static Public Attributes

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ SunxiCoreServer()

Member Function Documentation

◆ bootCore()

◆ discoverCores()

◆ initialize()

◆ sendIPI()

◆ waitIPI()

Field Documentation

◆ m_cpuConfig

◆ SecondaryCoreInfoAddress

◆ SecondaryCoreInfoOffset

◆ SoftwareInterruptNumber