X64SyscallManager Class Reference

#include <SyscallManager.h>

Inheritance diagram for X64SyscallManager:

Collaboration diagram for X64SyscallManager:

Public Member Functions
virtual bool	registerSyscallHandler (Service_t Service, SyscallHandler *pHandler)
uintptr_t	syscall (Service_t service, uintptr_t function, uintptr_t p1, uintptr_t p2, uintptr_t p3, uintptr_t p4, uintptr_t p5)

Static Public Member Functions
static X64SyscallManager &	instance ()
static void	initialiseProcessor () INITIALISATION_ONLY
Static Public Member Functions inherited from SyscallManager
static EXPORTED_PUBLIC SyscallManager &	instance ()

Private Member Functions
	X64SyscallManager () INITIALISATION_ONLY
	X64SyscallManager (const X64SyscallManager &)
X64SyscallManager &	operator= (const X64SyscallManager &)
virtual	~X64SyscallManager ()

Static Private Member Functions
static void	syscall (SyscallState &syscallState) USED

Private Attributes
Spinlock	m_Lock
SyscallHandler *	m_pHandler [serviceEnd]

Static Private Attributes
static X64SyscallManager	m_Instance

Friends
class	Processor

Additional Inherited Members
Protected Member Functions inherited from SyscallManager
	SyscallManager ()
virtual	~SyscallManager ()

Detailed Description

The syscall manager on x64 processors

Definition at line 36 of file kernel/core/processor/x64/SyscallManager.h.

Constructor & Destructor Documentation

X64SyscallManager::X64SyscallManager ( )

private

The constructor

Definition at line 181 of file x64/SyscallManager.cc.

References m_pHandler.

Referenced by instance().

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X64SyscallManager::X64SyscallManager ( const X64SyscallManager &  )

private

Copy constructor

Note

NOT implemented

X64SyscallManager::~X64SyscallManager ( )

privatevirtual

The destructor

Definition at line 187 of file x64/SyscallManager.cc.

Referenced by instance().

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Member Function Documentation

void X64SyscallManager::initialiseProcessor ( )

static

Initialises this processors syscall handling

Note

This should only be called from Processor::initialise1() and Multiprocessor::applicationProcessorStartup()

Definition at line 162 of file x64/SyscallManager.cc.

References Processor::readMachineSpecificRegister(), and Processor::writeMachineSpecificRegister().

Referenced by instance().

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static X64SyscallManager& X64SyscallManager::instance ( )

inlinestatic

Get the X64SyscallManager class instance

Returns

instance of the X64SyscallManager class

Definition at line 43 of file kernel/core/processor/x64/SyscallManager.h.

References INITIALISATION_ONLY, initialiseProcessor(), m_Instance, operator=(), registerSyscallHandler(), syscall(), USED, X64SyscallManager(), and ~X64SyscallManager().

X64SyscallManager& X64SyscallManager::operator= ( const X64SyscallManager &  )

private

Assignment operator

Note

NOT implemented

Referenced by instance().

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bool X64SyscallManager::registerSyscallHandler ( Service_t  Service, SyscallHandler *  pHandler  )

virtual

Register a syscall handler

Parameters

[in]	Service	the service number you want to register
[in]	pHandler	the interrupt handler

Returns

true, if successfully registered, false otherwise

Implements SyscallManager.

Definition at line 42 of file x64/SyscallManager.cc.

References UNLIKELY.

Referenced by instance().

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uintptr_t X64SyscallManager::syscall ( Service_t  service, uintptr_t  function, uintptr_t  p1, uintptr_t  p2, uintptr_t  p3, uintptr_t  p4, uintptr_t  p5  )

virtual

Called to execute a syscall.

Implements SyscallManager.

Definition at line 143 of file x64/SyscallManager.cc.

Referenced by instance().

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void X64SyscallManager::syscall ( SyscallState &  syscallState )

staticprivate

Called when a syscall was called

Parameters

[in]

syscallState

reference to the usermode state before the syscall

Todo:

this is an extraordinary hack, this should be done in a way more abstract way than this!!

Definition at line 59 of file x64/SyscallManager.cc.

References Dec, Thread::Exit, Process::getId(), Hex, Processor::information(), LIKELY, NOTICE, Processor::setInterrupts(), Time::Stopwatch::stop(), SyscallHandler::syscall(), UNLIKELY, and Time::Stopwatch::value().

Member Data Documentation

X64SyscallManager X64SyscallManager::m_Instance

staticprivate

The instance of the syscall manager

Definition at line 85 of file kernel/core/processor/x64/SyscallManager.h.

Referenced by instance().

Spinlock X64SyscallManager::m_Lock

private

Spinlock protecting the member variables

Definition at line 79 of file kernel/core/processor/x64/SyscallManager.h.

SyscallHandler* X64SyscallManager::m_pHandler[serviceEnd]

private

The syscall handlers

Definition at line 82 of file kernel/core/processor/x64/SyscallManager.h.

Referenced by X64SyscallManager().

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

• kernel/core/processor/x64/SyscallManager.h
• x64/SyscallManager.cc