#include <Processor.h>

Inheritance diagram for X86CommonProcessor:

Collaboration diagram for X86CommonProcessor:

Static Public Member Functions
static uint64_t	readMachineSpecificRegister (uint32_t index)

static void	writeMachineSpecificRegister (uint32_t index, uint64_t value)

static void	cpuid (uint32_t inEax, uint32_t inEcx, uint32_t &eax, uint32_t &ebx, uint32_t &ecx, uint32_t &edx)

static physical_uintptr_t	readCr3 ()

Static Public Member Functions inherited from ProcessorBase
static void	initialise1 (const BootstrapStruct_t &Info) INITIALISATION_ONLY
	first stage in the initialisation of the processor-specific interface

static void	initialise2 (const BootstrapStruct_t &Info) INITIALISATION_ONLY
	second/last stage in the initialisation of the processor-specific interface

static void	initialisationDone ()

static void	deinitialise ()

static size_t	isInitialised ()

static uintptr_t	getBasePointer ()

static uintptr_t	getStackPointer ()

static uintptr_t	getInstructionPointer ()

static void	switchAddressSpace (VirtualAddressSpace &AddressSpace)

static bool	saveState (SchedulerState &state)

static void	restoreState (SchedulerState &state, volatile uintptr_t *pLock=0) NORETURN

static void	restoreState (SyscallState &state, volatile uintptr_t *pLock=0) NORETURN

static void	contextSwitch (InterruptState *state) NORETURN

static void	switchState (bool bInterrupts, SchedulerState &a, SchedulerState &b, volatile uintptr_t *pLock=0)

static void	switchState (bool bInterrupts, SchedulerState &a, SyscallState &b, volatile uintptr_t *pLock=0)

static void	saveAndJumpKernel (bool bInterrupts, SchedulerState &s, volatile uintptr_t *pLock, uintptr_t address, uintptr_t stack, uintptr_t p1=0, uintptr_t p2=0, uintptr_t p3=0, uintptr_t p4=0)

static void	saveAndJumpUser (bool bInterrupts, SchedulerState &s, volatile uintptr_t *pLock, uintptr_t address, uintptr_t stack, uintptr_t p1=0, uintptr_t p2=0, uintptr_t p3=0, uintptr_t p4=0)

static void	jumpKernel (volatile uintptr_t *pLock, uintptr_t address, uintptr_t stack, uintptr_t p1=0, uintptr_t p2=0, uintptr_t p3=0, uintptr_t p4=0) NORETURN

static void	jumpUser (volatile uintptr_t *pLock, uintptr_t address, uintptr_t stack, uintptr_t p1=0, uintptr_t p2=0, uintptr_t p3=0, uintptr_t p4=0) NORETURN

static void	breakpoint ()

static void	halt ()

static void	reset ()

static size_t	getDebugBreakpointCount ()

static uintptr_t	getDebugBreakpoint (size_t nBpNumber, DebugFlags::FaultType &nFaultType, size_t &nLength, bool &bEnabled)

static void	enableDebugBreakpoint (size_t nBpNumber, uintptr_t nLinearAddress, DebugFlags::FaultType nFaultType, size_t nLength)

static void	disableDebugBreakpoint (size_t nBpNumber)

static uintptr_t	getDebugStatus ()

static void	haltUntilInterrupt ()

static void	pause ()

static void	setInterrupts (bool bEnable)

static bool	getInterrupts ()

static bool	inDeviceHardIrq ()

static ExecutionContext	executionContext ()

static bool	guardDeviceHardIrqOperation (DeviceHardIrqOperation operation)

static void	setSingleStep (bool bEnable, InterruptState &state)

static void	invalidate (void *pAddress)

static MUST_USE_RESULT TlbInvalidationResult	beginTlbInvalidation (TlbInvalidationGuard &guard)

static MUST_USE_RESULT TlbInvalidationResult	invalidateAll (void *pAddress)

static MUST_USE_RESULT TlbInvalidationResult	invalidateAll (void *pAddress, TlbInvalidationGuard &guard)

static bool	tlbInvalidationFailureActive ()

static bool	tlbInvalidationTerminal ()

static void	invalidateICache (uintptr_t nAddr)

static void	invalidateDCache (uintptr_t nAddr)

static void	flushDCache (uintptr_t nAddr)

static void	flushDCacheAndInvalidateICache (uintptr_t startAddr, uintptr_t endAddr)

static void	identify (HugeStaticString &str)

static ProcessorId	id ()

static size_t	index ()

static ProcessorInformation &	information ()

static ProcessorInformation *	informationAt (size_t cpu)

static size_t	getCount ()

static void	setTlsBase (uintptr_t newBase)

static uintptr_t	getUserGsBase ()

static void	setUserGsBase (uintptr_t newBase)

Additional Inherited Members
Static Public Attributes inherited from ProcessorBase
static size_t	m_Initialised = 0

Detailed Description

Common x86 processor functionality. Cast needed to get these.

Definition at line 27 of file x86_common/Processor.h.

Member Function Documentation

◆ cpuid()

void X86CommonProcessor::cpuid	(	uint32_t	inEax,
		uint32_t	inEcx,
		uint32_t &	eax,
		uint32_t &	ebx,
		uint32_t &	ecx,
		uint32_t &	edx
	)

static

Executes the CPUID machine instruction

Parameters

[in]	inEax	eax before the CPUID instruction
[in]	inEcx	ecx before the CPUID instruction
[out]	eax	eax afterwards
[out]	ebx	ebx afterwards
[out]	ecx	ecx afterwards
[out]	edx	edx afterwards