Inheritance diagram for VirtioGpu:

Collaboration diagram for VirtioGpu:

Classes
class	GpuFramebuffer

Public Member Functions
	VirtioGpu (Device *pci)

bool	initialise ()

void	shutdown ()

void	redraw (size_t x, size_t y, size_t width, size_t height)

void	getName (String &name) override

void	dump (String &description) override

void *	getFramebuffer () override

bool	getPixelFormat (PixelFormat &format) override

bool	getCurrentScreenMode (ScreenMode &mode) override

bool	getScreenModes (List< ScreenMode * > &modes) override

bool	setScreenMode (ScreenMode mode) override

bool	setScreenMode (size_t modeId) override

bool	setScreenMode (size_t width, size_t height, size_t bpp) override

Public Member Functions inherited from Display
	Display (Device *p)

virtual Type	getType ()

virtual rgb_t *	newBuffer ()

virtual void	setCurrentBuffer (rgb_t *pBuffer)

virtual void	updateBuffer (rgb_t *pBuffer, size_t x1=~0UL, size_t y1=~0UL, size_t x2=~0UL, size_t y2=~0UL)

virtual void	killBuffer (rgb_t *pBuffer)

virtual void	bitBlit (rgb_t *pBuffer, size_t fromX, size_t fromY, size_t toX, size_t toY, size_t width, size_t height)

virtual void	fillRectangle (rgb_t *pBuffer, size_t x, size_t y, size_t width, size_t height, rgb_t colour)

Public Member Functions inherited from Device
	Device (Device *p)

Device *	getParent () const

void	setParent (Device *p)

virtual const String &	getSpecificType ()

virtual void	setSpecificType (String str)

void	setPciPosition (uint32_t bus, uint32_t device, uint32_t func)

void	setPciIdentifiers (uint8_t classCode, uint8_t subclassCode, uint16_t vendorId, uint16_t deviceId, uint8_t progIf)

void	setPciConfigHeader (const PciBus::ConfigSpace &space)

PciBus::ConfigSpace	getPciConfigHeader () const

uint8_t	getPciClassCode ()

uint8_t	getPciSubclassCode ()

uint16_t	getPciVendorId ()

uint16_t	getPciDeviceId ()

uint8_t	getPciProgInterface ()

uint32_t	getPciBusPosition ()

uint32_t	getPciDevicePosition ()

uint32_t	getPciFunctionNumber ()

virtual Vector< Address * > &	addresses ()

virtual uintptr_t	getInterruptNumber ()

virtual void	setInterruptNumber (uintptr_t n)

void	addChild (Device *pDevice)

Device *	getChild (size_t n)

size_t	getNumChildren ()

void	removeChild (size_t n)

void	removeChild (Device *d)

void	replaceChild (Device src, Device dest)

Private Member Functions
bool	transact (const void request, size_t requestLength, uint32_t expectedResponse, void response, size_t responseLength)

bool	update (size_t x, size_t y, size_t width, size_t height)

bool	registerProvider ()

void	unregisterProvider ()

Static Private Member Functions
static int	refreshThread (void *context)

Private Attributes
Device *	m_Pci

Virtio::PciTransport	m_Transport

Virtio::Queue	m_ControlQueue

MemoryRegion	m_Commands

MemoryRegion	m_Backing

MemoryRegion	m_Pixels

Mutex	m_CommandLock

GpuFramebuffer *	m_Framebuffer

GraphicsService::GraphicsProvider *	m_Provider

Thread *	m_RefreshThread

ScreenMode	m_Mode

uint64_t	m_NextFence

uint32_t	m_Scanout

bool	m_Ready

bool	m_Failed

bool	m_Registered

bool	m_Shutdown

bool	m_Stopping

Additional Inherited Members
Public Types inherited from Device
enum	Type { Generic , Root , Disk , Bus , Display , Network , Sound , Console , Mouse , Controller , UsbController , UsbGeneric , UsbContainer }

typedef Device (	Callback) (Device *)

Static Public Member Functions inherited from Device
static void	foreach (Callback callback, Device *root=0)

template<class F , class... Args>
static void	foreach (pedigree_std::Callable< F > &callback, Device *root, Args... args)

static void	addToRoot (Device *device)

static void	searchByVendorId (uint16_t vendorId, void(callback)(Device ), Device *root=0)

static void	searchByVendorIdAndDeviceId (uint16_t vendorId, uint16_t deviceId, void(callback)(Device ), Device *root=0)

static void	searchByClass (uint16_t classCode, void(callback)(Device ), Device *root=0)

static void	searchByClassAndSubclass (uint16_t classCode, uint16_t subclassCode, void(callback)(Device ), Device *root=0)

static void	searchByClassSubclassAndProgInterface (uint16_t classCode, uint16_t subclassCode, uint8_t progInterface, void(callback)(Device ), Device *root=0)

Public Attributes inherited from Display
struct Display::rgb_t	PACKED

Protected Member Functions inherited from Device
	NOT_COPYABLE_OR_ASSIGNABLE (Device)

Static Protected Member Functions inherited from Device
static Device &	root ()

Protected Attributes inherited from Device
Vector< Address * >	m_Addresses

Vector< Device * >	m_Children

Device *	m_pParent

uintptr_t	m_InterruptNumber

String	m_SpecificType

PciBus::ConfigSpace	m_ConfigHeader

uint8_t	m_ClassCode

uint8_t	m_SubclassCode

uint16_t	m_VendorId

uint16_t	m_DeviceId

uint8_t	m_ProgInterface

uint32_t	m_PciBusPos

uint32_t	m_PciDevicePos

uint32_t	m_PciFunctionNum

Static Protected Attributes inherited from Device
static Device	m_Root

static Mutex	m_TreeLock

Detailed Description

Definition at line 17 of file VirtioGpu.h.

Constructor & Destructor Documentation

◆ VirtioGpu()

VirtioGpu::VirtioGpu ( Device * pci )

explicit

Definition at line 141 of file VirtioGpu.cc.

◆ ~VirtioGpu()

VirtioGpu::~VirtioGpu ( )

override

Definition at line 164 of file VirtioGpu.cc.

Member Function Documentation

◆ dump()

void VirtioGpu::dump ( String & str )

overridevirtual

Dumps a textual representation of the device into the given string.

Reimplemented from Display.

Definition at line 507 of file VirtioGpu.cc.

◆ getCurrentScreenMode()

bool VirtioGpu::getCurrentScreenMode ( ScreenMode & sm )

overridevirtual

Returns the current screen mode.

Returns: True if operation succeeded, false otherwise.

Reimplemented from Display.

Definition at line 520 of file VirtioGpu.cc.

◆ getFramebuffer()

void * VirtioGpu::getFramebuffer ( )

overridevirtual

Returns a pointer to a linear framebuffer. Returns 0 if none available.

Warning: Not intended to be used - use the buffer functions instead.

Reimplemented from Display.

Definition at line 511 of file VirtioGpu.cc.

References MemoryRegion::virtualAddress().

◆ getName()

void VirtioGpu::getName ( String & str )

overridevirtual

Stores the device's name in str.

Reimplemented from Display.

Definition at line 503 of file VirtioGpu.cc.

◆ getPixelFormat()

bool VirtioGpu::getPixelFormat ( PixelFormat & pf )

overridevirtual

Returns the format of each pixel in the framebuffer, along with the bits-per-pixel.

Returns: True if operation succeeded, false otherwise.

Reimplemented from Display.

Definition at line 515 of file VirtioGpu.cc.

◆ getScreenModes()

bool VirtioGpu::getScreenModes ( List< ScreenMode * > & sms )

overridevirtual

Fills the given List with all of the available screen modes.

Returns: True if operation succeeded, false otherwise.

Reimplemented from Display.

Definition at line 525 of file VirtioGpu.cc.

References List< T, nodePoolSize >::pushBack().

◆ initialise()

bool VirtioGpu::initialise ( )

Definition at line 237 of file VirtioGpu.cc.

◆ redraw()

void VirtioGpu::redraw	(	size_t	x,
		size_t	y,
		size_t	width,
		size_t	height
	)

Definition at line 420 of file VirtioGpu.cc.

◆ refreshThread()

int VirtioGpu::refreshThread ( void * context )

staticprivate

Definition at line 434 of file VirtioGpu.cc.

◆ registerProvider()

bool VirtioGpu::registerProvider ( )

private

Definition at line 447 of file VirtioGpu.cc.

◆ setScreenMode() [1/3]

bool VirtioGpu::setScreenMode ( ScreenMode sm )

overridevirtual

Sets the current screen mode.

Returns: True if operation succeeded, false otherwise.

Reimplemented from Display.

Definition at line 537 of file VirtioGpu.cc.

References Display::PixelFormat::nBpp.

◆ setScreenMode() [2/3]

bool VirtioGpu::setScreenMode ( size_t modeId )

overridevirtual

Sets the current screen mode using a set of well-defined VBE IDs. Example: 0x117 = 1024x768x16.

Reimplemented from Display.

Definition at line 542 of file VirtioGpu.cc.

◆ setScreenMode() [3/3]

bool VirtioGpu::setScreenMode	(	size_t	nWidth,
		size_t	nHeight,
		size_t	nBpp
	)

overridevirtual

Sets the current screen mode using a width, height, and pixel depth

Todo:: "Closest match": allow a threshold for a match in case the specific mode specified cannot be set.

Reimplemented from Display.

Definition at line 547 of file VirtioGpu.cc.

◆ shutdown()

void VirtioGpu::shutdown ( )

Definition at line 473 of file VirtioGpu.cc.

◆ transact()

bool VirtioGpu::transact	(	const void *	request,
		size_t	requestLength,
		uint32_t	expectedResponse,
		void *	response,
		size_t	responseLength
	)

private

Definition at line 168 of file VirtioGpu.cc.

◆ unregisterProvider()

void VirtioGpu::unregisterProvider ( )

private

Definition at line 462 of file VirtioGpu.cc.

◆ update()

bool VirtioGpu::update	(	size_t	x,
		size_t	y,
		size_t	width,
		size_t	height
	)

private

Definition at line 400 of file VirtioGpu.cc.

Member Data Documentation

◆ m_Backing

MemoryRegion VirtioGpu::m_Backing

private

Definition at line 63 of file VirtioGpu.h.

◆ m_CommandLock

Mutex VirtioGpu::m_CommandLock

private

Definition at line 65 of file VirtioGpu.h.

◆ m_Commands

MemoryRegion VirtioGpu::m_Commands

private

Definition at line 62 of file VirtioGpu.h.

◆ m_ControlQueue

Virtio::Queue VirtioGpu::m_ControlQueue

private

Definition at line 61 of file VirtioGpu.h.

◆ m_Failed

bool VirtioGpu::m_Failed

private

Definition at line 73 of file VirtioGpu.h.

◆ m_Framebuffer

GpuFramebuffer* VirtioGpu::m_Framebuffer

private

Definition at line 66 of file VirtioGpu.h.

◆ m_Mode

ScreenMode VirtioGpu::m_Mode

private

Definition at line 69 of file VirtioGpu.h.

◆ m_NextFence

uint64_t VirtioGpu::m_NextFence

private

Definition at line 70 of file VirtioGpu.h.

◆ m_Pci

Device* VirtioGpu::m_Pci

private

Definition at line 59 of file VirtioGpu.h.

◆ m_Pixels

MemoryRegion VirtioGpu::m_Pixels

private

Definition at line 64 of file VirtioGpu.h.

◆ m_Provider

GraphicsService::GraphicsProvider* VirtioGpu::m_Provider

private

Definition at line 67 of file VirtioGpu.h.

◆ m_Ready

bool VirtioGpu::m_Ready

private

Definition at line 72 of file VirtioGpu.h.

◆ m_RefreshThread

Thread* VirtioGpu::m_RefreshThread

private

Definition at line 68 of file VirtioGpu.h.

◆ m_Registered

bool VirtioGpu::m_Registered

private

Definition at line 74 of file VirtioGpu.h.

◆ m_Scanout

uint32_t VirtioGpu::m_Scanout

private

Definition at line 71 of file VirtioGpu.h.

◆ m_Shutdown

bool VirtioGpu::m_Shutdown

private

Definition at line 75 of file VirtioGpu.h.

◆ m_Stopping

bool VirtioGpu::m_Stopping

private

Definition at line 76 of file VirtioGpu.h.

◆ m_Transport

Virtio::PciTransport VirtioGpu::m_Transport

private

Definition at line 60 of file VirtioGpu.h.

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

Classes

Public Member Functions

Private Member Functions

Static Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ VirtioGpu()

◆ ~VirtioGpu()

Member Function Documentation

◆ dump()

◆ getCurrentScreenMode()

◆ getFramebuffer()

◆ getName()

◆ getPixelFormat()

◆ getScreenModes()

◆ initialise()

◆ redraw()

◆ refreshThread()

◆ registerProvider()

◆ setScreenMode() [1/3]

◆ setScreenMode() [2/3]

◆ setScreenMode() [3/3]

◆ shutdown()

◆ transact()

◆ unregisterProvider()

◆ update()

Member Data Documentation

◆ m_Backing

◆ m_CommandLock

◆ m_Commands

◆ m_ControlQueue

◆ m_Failed

◆ m_Framebuffer

◆ m_Mode

◆ m_NextFence

◆ m_Pci

◆ m_Pixels

◆ m_Provider

◆ m_Ready

◆ m_RefreshThread

◆ m_Registered

◆ m_Scanout

◆ m_Shutdown

◆ m_Stopping

◆ m_Transport