Copyright	(c) [2009..2012] Trevor L. McDonell
License	BSD
Safe Haskell	None
Language	Haskell98

Foreign.CUDA.Driver.Device

Contents

Device Management

Description

Device management for low-level driver interface

Synopsis

Device Management

newtype Device Source

Constructors

Device
Fields useDevice :: CInt

Instances

Eq Device
Show Device

data DeviceProperties Source

The properties of a compute device

Constructors

DeviceProperties

Fields

deviceName :: !String: Identifier
computeCapability :: !Compute: Supported compute capability
totalGlobalMem :: !Int64: Available global memory on the device in bytes
totalConstMem :: !Int64: Available constant memory on the device in bytes
sharedMemPerBlock :: !Int64: Available shared memory per block in bytes
regsPerBlock :: !Int: 32-bit registers per block
warpSize :: !Int: Warp size in threads (SIMD width)
maxThreadsPerBlock :: !Int: Max number of threads per block
maxThreadsPerMultiProcessor :: !Int: Max number of threads per multiprocessor
maxBlockSize :: !(Int, Int, Int): Max size of each dimension of a block
maxGridSize :: !(Int, Int, Int): Max size of each dimension of a grid
maxTextureDim1D :: !Int: Maximum texture dimensions
maxTextureDim2D :: !(Int, Int)
maxTextureDim3D :: !(Int, Int, Int)
clockRate :: !Int: Clock frequency in kilohertz
multiProcessorCount :: !Int: Number of multiprocessors on the device
memPitch :: !Int64: Max pitch in bytes allowed by memory copies
memBusWidth :: !Int: Global memory bus width in bits
memClockRate :: !Int: Peak memory clock frequency in kilohertz
textureAlignment :: !Int64: Alignment requirement for textures
computeMode :: !ComputeMode
deviceOverlap :: !Bool: Device can concurrently copy memory and execute a kernel
concurrentKernels :: !Bool: Device can possibly execute multiple kernels concurrently
eccEnabled :: !Bool: Device supports and has enabled error correction
asyncEngineCount :: !Int: Number of asynchronous engines
cacheMemL2 :: !Int: Size of the L2 cache in bytes
tccDriverEnabled :: !Bool: Whether this is a Tesla device using the TCC driver
pciInfo :: !PCI: PCI device information for the device
kernelExecTimeoutEnabled :: !Bool: Whether there is a runtime limit on kernels
integrated :: !Bool: As opposed to discrete
canMapHostMemory :: !Bool: Device can use pinned memory
unifiedAddressing :: !Bool: Device shares a unified address space with the host

Instances

Show DeviceProperties
Storable DeviceProperties

data DeviceAttribute Source

Device attributes

Constructors

MaxThreadsPerBlock
MaxBlockDimX
MaxBlockDimY
MaxBlockDimZ
MaxGridDimX
MaxGridDimY
MaxGridDimZ
MaxSharedMemoryPerBlock
SharedMemoryPerBlock
TotalConstantMemory
WarpSize
MaxPitch
MaxRegistersPerBlock
RegistersPerBlock
ClockRate
TextureAlignment
GpuOverlap
MultiprocessorCount
KernelExecTimeout
Integrated
CanMapHostMemory
ComputeMode
MaximumTexture1dWidth
MaximumTexture2dWidth
MaximumTexture2dHeight
MaximumTexture3dWidth
MaximumTexture3dHeight
MaximumTexture3dDepth
MaximumTexture2dLayeredWidth
MaximumTexture2dLayeredHeight
MaximumTexture2dLayeredLayers
MaximumTexture2dArrayWidth
MaximumTexture2dArrayHeight
MaximumTexture2dArrayNumslices
SurfaceAlignment
ConcurrentKernels
EccEnabled
PciBusId
PciDeviceId
TccDriver
MemoryClockRate
GlobalMemoryBusWidth
L2CacheSize
MaxThreadsPerMultiprocessor
AsyncEngineCount
UnifiedAddressing
MaximumTexture1dLayeredWidth
MaximumTexture1dLayeredLayers
CanTex2dGather
MaximumTexture2dGatherWidth
MaximumTexture2dGatherHeight
MaximumTexture3dWidthAlternate
MaximumTexture3dHeightAlternate
MaximumTexture3dDepthAlternate
PciDomainId
TexturePitchAlignment
MaximumTexturecubemapWidth
MaximumTexturecubemapLayeredWidth
MaximumTexturecubemapLayeredLayers
MaximumSurface1dWidth
MaximumSurface2dWidth
MaximumSurface2dHeight
MaximumSurface3dWidth
MaximumSurface3dHeight
MaximumSurface3dDepth
MaximumSurface1dLayeredWidth
MaximumSurface1dLayeredLayers
MaximumSurface2dLayeredWidth
MaximumSurface2dLayeredHeight
MaximumSurface2dLayeredLayers
MaximumSurfacecubemapWidth
MaximumSurfacecubemapLayeredWidth
MaximumSurfacecubemapLayeredLayers
MaximumTexture1dLinearWidth
MaximumTexture2dLinearWidth
MaximumTexture2dLinearHeight
MaximumTexture2dLinearPitch
MaximumTexture2dMipmappedWidth
MaximumTexture2dMipmappedHeight
ComputeCapabilityMajor
ComputeCapabilityMinor
MaximumTexture1dMipmappedWidth
StreamPrioritiesSupported
GlobalL1CacheSupported
LocalL1CacheSupported
MaxSharedMemoryPerMultiprocessor
MaxRegistersPerMultiprocessor
ManagedMemory
MultiGpuBoard
MultiGpuBoardGroupId
CU_DEVICE_ATTRIBUTE_MAX

Instances

Enum DeviceAttribute	Return the compute compatibility revision supported by the device
Eq DeviceAttribute
Show DeviceAttribute

data Compute Source

Constructors

Compute !Int !Int

Instances

Eq Compute
Ord Compute
Show Compute

data ComputeMode Source

The compute mode the device is currently in

Constructors

Default
Exclusive
Prohibited
ExclusiveProcess

Instances

Enum ComputeMode	GPU compute capability, major and minor revision number respectively.
Eq ComputeMode
Show ComputeMode

data InitFlag Source

Possible option flags for CUDA initialisation. Dummy instance until the API exports actual option values.

Instances

Enum InitFlag

initialise :: [InitFlag] -> IO () Source

Initialise the CUDA driver API. Must be called before any other driver function.

capability :: Device -> IO Compute Source

device :: Int -> IO Device Source

Return a device handle

attribute :: Device -> DeviceAttribute -> IO Int Source

Return the selected attribute for the given device

count :: IO Int Source

Return the number of device with compute capability > 1.0

name :: Device -> IO String Source

Name of the device

props :: Device -> IO DeviceProperties Source

Return the properties of the selected device

totalMem :: Device -> IO Int64 Source

Total memory available on the device (bytes)