GicIts Class Reference

Collaboration diagram for GicIts:

Classes
struct	Mapping

Public Member Functions
bool	initialise (const VirtMsiController &controller, uintptr_t redistributor, uint64_t redistributorPhysical)
bool	ready () const
uint64_t	messageAddress () const
bool	mapDevice (size_t slot, uint32_t deviceId, uint32_t lpi)
bool	mapDeviceGroup (const size_t *slots, size_t count, uint32_t deviceId)
bool	mappingActive (size_t slot) const
bool	unmapDevice (size_t slot)
bool	setEnabled (uint32_t lpi, bool enabled)

Static Public Attributes
static constexpr uint32_t	FirstLpi = 8192
static constexpr size_t	MaxMappings = 16

Private Member Functions
bool	allocateAligned (MemoryRegion &region, size_t size, size_t alignment, uint64_t &physical, uint8_t *&virtualAddress)
bool	setupBaser (uint32_t type, MemoryRegion &region, size_t requiredEntries)
bool	send (uint64_t word0, uint64_t word1, uint64_t word2)
bool	sync ()
void	releaseTables ()

Private Attributes
MemoryRegion	m_DeviceTable
MemoryRegion	m_CollectionTable
MemoryRegion	m_CommandQueue
MemoryRegion	m_Properties
MemoryRegion	m_Pending
Spinlock	m_MappingLock
Spinlock	m_CommandLock
Mapping	m_Mappings [MaxMappings]
uintptr_t	m_Base
uintptr_t	m_Redistributor
uint64_t	m_PhysicalBase
uint64_t	m_Target
uint8_t *	m_CommandVirtual
uint8_t *	m_PropertyVirtual
size_t	m_CommandWrite
size_t	m_CommandSize
uint32_t	m_DeviceLimit
uint32_t	m_EventBits
bool	m_Ready

Detailed Description

Definition at line 10 of file GicIts.h.

Constructor & Destructor Documentation

GicIts()

GicIts::GicIts

(

)

Definition at line 55 of file GicIts.cc.

Member Function Documentation

allocateAligned()

bool GicIts::allocateAligned ( MemoryRegion &  region, size_t  size, size_t  alignment, uint64_t &  physical, uint8_t *&  virtualAddress  )

private

Definition at line 84 of file GicIts.cc.

initialise()

bool GicIts::initialise	(	const VirtMsiController &	controller,
		uintptr_t	redistributor,
		uint64_t	redistributorPhysical
	)

Definition at line 238 of file GicIts.cc.

mapDevice()

bool GicIts::mapDevice	(	size_t	slot,
		uint32_t	deviceId,
		uint32_t	lpi
	)

Definition at line 334 of file GicIts.cc.

mapDeviceGroup()

bool GicIts::mapDeviceGroup	(	const size_t *	slots,
		size_t	count,
		uint32_t	deviceId
	)

Definition at line 338 of file GicIts.cc.

mappingActive()

bool GicIts::mappingActive

(

size_t

slot

)

const

Definition at line 394 of file GicIts.cc.

messageAddress()

uint64_t GicIts::messageAddress

(

)

const

Definition at line 80 of file GicIts.cc.

ready()

bool GicIts::ready

(

)

const

Definition at line 76 of file GicIts.cc.

releaseTables()

void GicIts::releaseTables ( )

private

Definition at line 194 of file GicIts.cc.

send()

bool GicIts::send ( uint64_t  word0, uint64_t  word1, uint64_t  word2  )

private

Definition at line 157 of file GicIts.cc.

setEnabled()

bool GicIts::setEnabled	(	uint32_t	lpi,
		bool	enabled
	)

Definition at line 429 of file GicIts.cc.

setupBaser()

bool GicIts::setupBaser ( uint32_t  type, MemoryRegion &  region, size_t  requiredEntries  )

private

Definition at line 118 of file GicIts.cc.

sync()

bool GicIts::sync ( )

private

Definition at line 190 of file GicIts.cc.

unmapDevice()

bool GicIts::unmapDevice

(

size_t

slot

)

Definition at line 399 of file GicIts.cc.

Member Data Documentation

FirstLpi

constexpr uint32_t GicIts::FirstLpi = 8192

staticconstexpr

Definition at line 12 of file GicIts.h.

m_Base

uintptr_t GicIts::m_Base

private

Definition at line 49 of file GicIts.h.

m_CollectionTable

MemoryRegion GicIts::m_CollectionTable

private

Definition at line 42 of file GicIts.h.

m_CommandLock

Spinlock GicIts::m_CommandLock

private

Definition at line 47 of file GicIts.h.

m_CommandQueue

MemoryRegion GicIts::m_CommandQueue

private

Definition at line 43 of file GicIts.h.

m_CommandSize

size_t GicIts::m_CommandSize

private

Definition at line 56 of file GicIts.h.

m_CommandVirtual

uint8_t* GicIts::m_CommandVirtual

private

Definition at line 53 of file GicIts.h.

m_CommandWrite

size_t GicIts::m_CommandWrite

private

Definition at line 55 of file GicIts.h.

m_DeviceLimit

uint32_t GicIts::m_DeviceLimit

private

Definition at line 57 of file GicIts.h.

m_DeviceTable

MemoryRegion GicIts::m_DeviceTable

private

Definition at line 41 of file GicIts.h.

m_EventBits

uint32_t GicIts::m_EventBits

private

Definition at line 58 of file GicIts.h.

m_MappingLock

Spinlock GicIts::m_MappingLock

mutableprivate

Definition at line 46 of file GicIts.h.

m_Mappings

Mapping GicIts::m_Mappings[MaxMappings]

private

Definition at line 48 of file GicIts.h.

m_Pending

MemoryRegion GicIts::m_Pending

private

Definition at line 45 of file GicIts.h.

m_PhysicalBase

uint64_t GicIts::m_PhysicalBase

private

Definition at line 51 of file GicIts.h.

m_Properties

MemoryRegion GicIts::m_Properties

private

Definition at line 44 of file GicIts.h.

m_PropertyVirtual

uint8_t* GicIts::m_PropertyVirtual

private

Definition at line 54 of file GicIts.h.

m_Ready

bool GicIts::m_Ready

private

Definition at line 59 of file GicIts.h.

m_Redistributor

uintptr_t GicIts::m_Redistributor

private

Definition at line 50 of file GicIts.h.

m_Target

uint64_t GicIts::m_Target

private

Definition at line 52 of file GicIts.h.

MaxMappings

constexpr size_t GicIts::MaxMappings = 16

staticconstexpr

Definition at line 13 of file GicIts.h.

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

• GicIts.h
• GicIts.cc