torc::bitstream::Virtex2 Class Reference

Virtex2 bitstream. More...

#include <Virtex2.hpp>

Inheritance diagram for torc::bitstream::Virtex2:

Collaboration diagram for torc::bitstream::Virtex2:

Data Structures
class	FrameAddress

Public Types
enum	ERegister {   eRegisterCRC = 0, eRegisterFAR, eRegisterFDRI, eRegisterFDRO,   eRegisterCMD, eRegisterCTL, eRegisterMASK, eRegisterSTAT,   eRegisterLOUT, eRegisterCOR, eRegisterMFWR, eRegisterFLR,   eRegisterKEY, eRegisterCBC, eRegisterIDCODE, eRegisterCount }
	Configuration register enumeration. More...
enum	ECommand {   eCommandNULL = 0, eCommandWCFG, eCommandMFWR, eCommandLFRM,   eCommandRCFG, eCommandSTART, eCommandRCAP, eCommandRCRC,   eCommandAGHIGH, eCommandSWITCH, eCommandGRESTORE, eCommandSHUTDOWN,   eCommandGCAPTURE, eCommandDESYNCH, eCommandCount }
	Configuration command enumeration for eRegisterCMD. More...
enum	EFar {   eFarMaskBlockType = 0x06000000, eFarShiftBlockType = 25, eFarMaskMajor = 0x01fe0000, eFarShiftMajor = 17,   eFarMaskMinor = 0x0001fe00, eFarShiftMinor = 9 }
	Frame Address Register subfields. More...
enum	EFarBlockType {   eFarBlockType0 = 0, eFarBlockType1, eFarBlockType2, eFarBlockType3,   eFarBlockType4, eFarBlockType5, eFarBlockType6, eFarBlockType7,   eFarBlockTypeCount }
	Frame Address Register block type constants. More...
enum	EColumnType {   eColumnTypeEmpty = 0, eColumnTypeBram, eColumnTypeClb, eColumnTypeClock,   eColumnTypeDsp, eColumnTypeGtx, eColumnTypeIob, eColumnTypeCount }
	Major column types. More...
enum	{ eBlockTypeCount = 8 }
	The block type count is fixed at eight across all Xilinx architectures. More...
enum	EBitstreamType { eBitstreamTypeFull, eBitstreamTypePartialActive, eBitstreamTypePartialShutdown }
	The bitstream type to generate. Use eBitstreamFull to fully reconfigure a device, eBitstreamTypePartialActive to partially reconfigure it while it continues to run, or eBitstreamTypePartialShutdown to partially recongifure it after shutting it down. More...
enum	EFrameInclude { eFrameIncludeOnlyDirtyFrames, eFrameIncludeAllUsedFrames }
	The frames to include in a partial bitstream. Use eFrameIncludeOnlyDirtyFrames to include only dirty frames, or eFrameStateAllUsedFrames to include all allocated frames, dirty or not. Note that if not all frames were allocated, eFrameStateAllUsedFrames is not the same as a full bitstream. More...
typedef std::string	string
	Imported type name. More...
typedef boost::uint8_t	uint8_t
	Imported type name. More...
typedef boost::uint16_t	uint16_t
	Imported type name. More...
typedef torc::common::EDevice	EDevice
	Imported type name. More...
typedef std::map< std::string, uint32_t >	TileTypeNameToColumnType
	Mapping from tile type names to column types. More...
typedef std::map< uint16_t, uint32_t >	TileTypeIndexToColumnType
	Mapping from tile indexes to column types. More...
enum	EPacketType { ePacketType1 = 1, ePacketType2, ePacketTypeCount = 8 }
	Packet type enumeration. More...
enum	EOpcode {   eOpcodeNOP = 0, eOpcodeRead, eOpcodeWrite, eOpcodeReserved,   eOpcodeCount }
	Packet opcode enumeration. More...
enum	EPacket {   ePacketMaskType = 0xe0000000, ePacketShiftType = 29, ePacketMaskOpcode = 0x18000000, ePacketShiftOpcode = 27,   ePacketMaskType1Address = 0x07ffe000, ePacketShiftType1Address = 13, ePacketMaskType1Reserved = 0x00001800, ePacketShiftType1Reserved = 11,   ePacketMaskType1Count = 0x000007ff, ePacketShiftType1Count = 0, ePacketMaskType2Count = 0x07ffffff, ePacketShiftType2Count = 0 }
	Packet subfields. More...
enum	ESynchronization { eSynchronizationDummy = 0xffffffff, eSynchronizationSync = 0xaa995566, eSynchronizationBusWidthSync = 0x000000bb, eSynchronizationBusWidthDetect = 0x11220044 }
	Synchronization words. More...
typedef VirtexFrame	frame_t
	FrameSet frame type. More...
typedef VirtexFrame::word_t	word_t
	FrameSet word type. More...

Public Member Functions
	Virtex2 (void)
	Basic constructor. More...
virtual void	readPackets (std::istream &inStream)
virtual void	initializeDeviceInfo (const std::string &inDeviceName)
	Initialize the device information. More...
virtual void	initializeFrameMaps (void)
	Initialize the maps between frame indexes and frame addresses. This is generally only useful for internal purposes. More...
void	initializeFullFrameBlocks (void)
	Loads full bitstream frames into block data structure. More...
VirtexFrameBlocks	getBitstreamFrames (uint32_t inBlockCount, uint32_t inBitCol)
	Returns frames for queried bitstream coordinates. More...
VirtexFrameBlocks	getXdlFrames (uint32_t inBlockCount, uint32_t inXdlCol)
	Returns frames for queried xdl coordinates. More...
virtual uint32_t	getFrameLength (void) const
virtual uint32_t	getFrameRowCount (void) const
	Return the number of frame rows for the current device. More...
virtual void	writePackets (std::ostream &inStream)
	Write bitstream packets to a stream. More...
virtual void	readFramePackets (void)
	Read frame data into the frame blocks structure. More...
virtual void	updateFramePackets (EBitstreamType inBitstreamType=eBitstreamTypeFull, EFrameInclude inFrameInclusion=eFrameIncludeAllUsedFrames)
	Update the bitstream frame packets By default this updates the bitstream with full frame data. More...
virtual void	generateBitstream (EBitstreamType inBitstreamType=eBitstreamTypeFull, EFrameInclude inFrameInclusion=eFrameIncludeAllUsedFrames)
	Discard existing packets and generate bitstream packets from frame data. By default this generates packets for a full bitstream. More...
virtual VirtexPacketVector::iterator	deleteFramePackets (void)
	Discard the existing frame packets and return an iterator to the start position. More...
virtual VirtexPacketVector	generateFullBitstreamPackets (void)
	Return a packet vector with full frame data. More...
virtual VirtexPacketVector	generateFullBitstreamPrefix (void)
	Return a packet vector with the full bitstream prefix. More...
virtual VirtexPacketVector	generateFullBitstreamSuffix (void)
	Return a packet vector with the full bitstream suffix. More...
virtual VirtexPacketVector	generatePartialBitstreamPackets (EFrameInclude inFrameInclusion)
	Return a packet vector with partial frame data. More...
virtual VirtexPacketVector	generatePartialBitstreamPrefix (EBitstreamType inBitstreamType)
	Return a packet vector with the partial bitstream prefix. More...
virtual VirtexPacketVector	generatePartialBitstreamSuffix (EBitstreamType inBitstreamType)
	Return a packet vector with the partial bitstream suffix. More...
virtual void	preflightPackets (void)
	Preflight the packets. More...
virtual void	updatePacketLength (void)
	Update the header packet length. More...
iterator	insert (iterator position, const value_type &val)
	Regular std::vector inserter. More...
void	insert (iterator position, size_type n, const value_type &val)
	Regular std::vector inserter. More...
template<class InputIterator >
void	insert (iterator position, InputIterator first, InputIterator last)
	Regular std::vector inserter. More...
void	insert (VirtexPacketVector::iterator inPosition, const VirtexPacketVector &inVector)
	Insert the contents of a packet vector at the specified position. More...
void	append (const VirtexPacketVector &inVector)
	Append the contents of a packet vector to the end of the bitstream. More...
VirtexFrameBlocks &	getFrameBlocks (void)
	Return the configuration frame blocks. More...
void	write (std::ostream &inStream, uint8_t inVal)
	Write a uint8_t to the stream. More...
void	write (std::ostream &inStream, uint16_t inVal)
	Write a uint16_t to the stream. More...
void	write (std::ostream &inStream, uint32_t inVal)
	Write a uint32_t to the stream. More...
virtual void	write (std::ostream &inStream)
	Write the bitstream header and packets to a stream. More...
void	writeHeaderString (std::ostream &inStream, const string &inString)
	Write a Xilinx-style header string to the stream. More...
virtual void	readHeader (std::istream &inStream)
	Read the bitstream header. More...
void	cleanDateAndTime (void)
	Clean up the header date and time by replacing embedded spaces with zeros. More...
virtual void	writeDeviceInfo (std::ostream &inStream, const std::string &inDeviceName)
	Output static device information to a stream. More...
void	setDeviceInfo (const DeviceInfo &rhs)
	Assign static device information for the current bitstream. More...
void	setDevice (const std::string &inDeviceName)
	Assign the device enumeration constant for the given device name. More...
virtual void	read (std::istream &inStream, bool inCleanDateAndTime=true)
	Read the bitstream header and packets from a stream. More...
virtual void	writeHeader (std::ostream &inStream)
	Write the bitstream header to the stream. More...
void	setDesignName (const string &inDesignName)
	Set the design name. More...
void	setDeviceName (const string &inDeviceName)
	Set the device name. More...
void	setDesignDate (const string &inDesignDate)
	Set the design date. More...
void	setDesignTime (const string &inDesignTime)
	Set the design time. More...
const string &	getDesignName (void) const
	Return the design name. More...
const string &	getDeviceName (void) const
	Return the device name. More...
const string &	getDesignDate (void) const
	Return the design date. More...
const string &	getDesignTime (void) const
	Return the design time. More...
uint32_t	getBitstreamByteLength (void) const
	Return the bitstream packet length in bytes. More...
uint32_t	getHeaderByteLength (void) const
	Return the bitstream header length in bytes. More...

Static Public Member Functions
static uint32_t	makeSubfield (ERegister inRegister, const std::string &inSubfield, const std::string &inSetting)
	Return the masked value for a subfield of the specified register. More...
static bool	expect (std::istream &inStream, uint8_t inExpected)
	Look for the expected uint8_t in the stream and return true if it matches. More...
static bool	expect (std::istream &inStream, uint16_t inExpected)
	Look for the expected uint16_t in the stream and return true if it matches. More...
static bool	expect (std::istream &inStream, uint32_t inExpected)
	Look for the expected uint32_t in the stream and return true if it matches. More...
static void	readHeaderString (std::istream &inStream, string &outString)
	Read and return a bitstream header string. More...
static bool	readHeader (std::istream &inStream, string &outDesignName, string &outDeviceName, string &outDesignDate, string &outDesignTime, uint32_t &outBitstreamLength, uint32_t &outHeaderLength)
	Read a bitstream header, and return its fields. More...
static void	writeSubfieldSettings (std::ostream &inStream, uint32_t inWord, const Subfield *inSubfields)
	Insert 32 bit subfield settings into an output stream. More...
static void	writeSubfieldSettings (std::ostream &inStream, uint16_t inWord, const Subfield *inSubfields)
	Insert 16 bit subfield settings into an output stream. More...

Data Fields
EDevice	mDevice
	Bitstream device enumeration. More...
string	mDesignName
	Header design name. More...
string	mDeviceName
	Header device name. More...
string	mDesignDate
	Header design date. More...
string	mDesignTime
	Header design time. More...
uint32_t	mBitstreamByteLength
	Bitstream packet length in bytes. More...
uint32_t	mHeaderByteLength
	Header length in bytes. More...
ColumnDefVector	mColumnDefs
	Column type widths. More...
TileTypeNameToColumnType	mTileTypeNameToColumnType
TileTypeIndexToColumnType	mTileTypeIndexToColumnType
DeviceInfo	mDeviceInfo
	Device information. More...
FrameSet< VirtexFrame >	mBlock [Bitstream::eBlockTypeCount]
	FrameSets for each of the eight block types. More...

Protected Types
typedef boost::uint32_t	uint32_t
	Imported type name. More...
typedef std::map< uint32_t, Virtex2::FrameAddress >	FrameIndexToAddress
	Map from frame index to frame address. More...
typedef std::map < Virtex2::FrameAddress, uint32_t >	FrameAddressToIndex
	Map from frame address to frame index. More...
typedef std::vector< uint32_t >	IndexVector
	Array of vectors to store frame indexes of each block type. More...

Protected Member Functions
void	unimplemented (std::string inName)
	Reports the named function as not yet implemented in the current architecture. More...
virtual void	updateCrc16 (torc::common::DeviceDesignator::EFamily inFamily)
	Update CRC-16 packets. More...
virtual void	updateCrc32 (torc::common::DeviceDesignator::EFamily inFamily)
	Update CRC-32 packets. More...
template<class ARCH >
void	readFramePackets4567 (uint32_t inBlockFrameIndexBounds[], std::map< typename ARCH::FrameAddress, uint32_t > &inFrameAddressToIndex, std::map< uint32_t, typename ARCH::FrameAddress > &inFrameIndexToAddress)
	Read frame packets in for Virtex4/5/6/7 devices. More...
template<class ARCH >
VirtexPacketVector::iterator	deleteFramePackets4567 (void)
	Discard the existing frame packets for Virtex4/5/6/7 devices. More...
template<class ARCH >
VirtexPacketVector	generateFullBitstreamPackets4567 (uint32_t inBlockFrameIndexBounds[])
	Return a packet vector with full frame data for Virtex4/5/6/7 devices. More...
template<class ARCH >
VirtexPacketVector	generatePartialBitstreamPackets4567 (EFrameInclude inFrameInclusion, std::map< typename ARCH::FrameAddress, uint32_t > &inFrameAddressToIndex, std::map< uint32_t, typename ARCH::FrameAddress > &inFrameIndexToAddress)
	Return a packet vector with partial frame data for Virtex4/5/6/7 devices. More...

Protected Attributes
string	mPrivateDeviceName
FrameIndexToAddress	mFrameIndexToAddress
	Map of frame indexes to frame addresses. More...
FrameAddressToIndex	mFrameAddressToIndex
	Map of frame addressee to frame indexes. More...
IndexVector	mBitColumnIndexes [Virtex2::eFarBlockTypeCount]
	Vector to store frame indexes of XDL columns. More...
IndexVector	mXdlColumnIndexes [Virtex2::eFarBlockTypeCount]
	Vector to store frame indexes of Bitstream columns. More...
uint32_t	mBlockFrameIndexBounds [Virtex2::eFarBlockTypeCount]
	Array to hold frame index boundaries for blocks. More...
std::map< uint32_t, uint32_t >	mXdlColumnToBitColumn
	Map of XDL column indexes to bitstream column indexes. More...
VirtexFrameBlocks	mFrameBlocks
	Input Frame blocks. More...

Static Protected Attributes
static const char *	sPacketTypeName [ePacketTypeCount]
	Packet type names. More...
static const char *	sOpcodeName [eOpcodeCount]
	Packet opcode names. More...
static const char *	sRegisterName [eRegisterCount]
	Configuration register names. More...
static const char *	sCommandName [eCommandCount]
	Configuration command names. More...
static const Subfield	sCOR []
	Configuration Options Register (COR) subfields. More...
static const Subfield	sSTAT []
	Status Register (STAT) subfields. More...
static const Subfield	sCTL []
	Control Register (CTL) subfields. More...
static const Subfield	sMASK []
	Control Mask Register (MASK) subfields. More...

Friends
class	torc::bitstream::bitstream::Virtex2UnitTest
class	torc::bitstream::bitstream::Virtex2FarUnitTest
void	torc::bitstream::bitstream::testVirtex2Device (const std::string &inDeviceName, const boost::filesystem::path &inWorkingPath)
void	torc::bitstream::bitstream::testVirtex2FullMapping (const boost::filesystem::path &inWorkingPath)
std::ostream &	operator<< (std::ostream &os, const Virtex2 &rhs)
	Insert the bitstream header into an output stream. More...

Detailed Description

Virtex2 bitstream.

Definition at line 40 of file Virtex2.hpp.

Member Typedef Documentation

typedef torc::common::EDevice torc::bitstream::Bitstream::EDevice

inherited

Imported type name.

Definition at line 64 of file bitstream/Bitstream.hpp.

typedef VirtexFrame torc::bitstream::FrameBlocks< VirtexFrame >::frame_t

inherited

FrameSet frame type.

Definition at line 83 of file FrameSet.hpp.

typedef std::map<Virtex2::FrameAddress, uint32_t> torc::bitstream::Virtex2::FrameAddressToIndex

protected

Map from frame address to frame index.

Definition at line 212 of file Virtex2.hpp.

typedef std::map<uint32_t, Virtex2::FrameAddress> torc::bitstream::Virtex2::FrameIndexToAddress

protected

Map from frame index to frame address.

Definition at line 210 of file Virtex2.hpp.

typedef std::vector<uint32_t> torc::bitstream::Virtex2::IndexVector

protected

Array of vectors to store frame indexes of each block type.

Definition at line 214 of file Virtex2.hpp.

typedef std::string torc::bitstream::Bitstream::string

inherited

Imported type name.

Todo:

Bitstream access needs to be changed from public back to protected.

Definition at line 60 of file bitstream/Bitstream.hpp.

typedef std::map<uint16_t, uint32_t> torc::bitstream::Bitstream::TileTypeIndexToColumnType

inherited

Mapping from tile indexes to column types.

Definition at line 254 of file bitstream/Bitstream.hpp.

typedef std::map<std::string, uint32_t> torc::bitstream::Bitstream::TileTypeNameToColumnType

inherited

Mapping from tile type names to column types.

Definition at line 251 of file bitstream/Bitstream.hpp.

typedef boost::uint16_t torc::bitstream::Bitstream::uint16_t

inherited

Imported type name.

Definition at line 62 of file bitstream/Bitstream.hpp.

typedef boost::uint32_t torc::bitstream::Virtex2::uint32_t

protected

Imported type name.

Definition at line 49 of file Virtex2.hpp.

typedef boost::uint8_t torc::bitstream::Bitstream::uint8_t

inherited

Imported type name.

Definition at line 61 of file bitstream/Bitstream.hpp.

typedef VirtexFrame ::word_t torc::bitstream::FrameBlocks< VirtexFrame >::word_t

inherited

FrameSet word type.

Definition at line 85 of file FrameSet.hpp.

Member Enumeration Documentation

anonymous enum

inherited

The block type count is fixed at eight across all Xilinx architectures.

Enumerator
eBlockTypeCount

Definition at line 44 of file bitstream/Bitstream.hpp.

{ eBlockTypeCount = 8 };

enum torc::bitstream::Bitstream::EBitstreamType

inherited

The bitstream type to generate. Use eBitstreamFull to fully reconfigure a device, eBitstreamTypePartialActive to partially reconfigure it while it continues to run, or eBitstreamTypePartialShutdown to partially recongifure it after shutting it down.

Enumerator
eBitstreamTypeFull
eBitstreamTypePartialActive
eBitstreamTypePartialShutdown

Definition at line 49 of file bitstream/Bitstream.hpp.

                            { eBitstreamTypeFull, eBitstreamTypePartialActive, 
            eBitstreamTypePartialShutdown };

enum torc::bitstream::Virtex2::EColumnType

Major column types.

These are defined and used for internal purposes only, and are not derived from any Xilinx documentation.

Enumerator
eColumnTypeEmpty
eColumnTypeBram
eColumnTypeClb
eColumnTypeClock
eColumnTypeDsp
eColumnTypeGtx
eColumnTypeIob
eColumnTypeCount

Definition at line 79 of file Virtex2.hpp.

                         { eColumnTypeEmpty = 0, eColumnTypeBram, eColumnTypeClb, eColumnTypeClock,
            eColumnTypeDsp, eColumnTypeGtx, eColumnTypeIob, eColumnTypeCount };

enum torc::bitstream::Virtex2::ECommand

Configuration command enumeration for eRegisterCMD.

See Also

CMD register commands: UG002, v2.2, November, 2007, Table 4-23.

Enumerator
eCommandNULL
eCommandWCFG
eCommandMFWR
eCommandLFRM
eCommandRCFG
eCommandSTART
eCommandRCAP
eCommandRCRC
eCommandAGHIGH
eCommandSWITCH
eCommandGRESTORE
eCommandSHUTDOWN
eCommandGCAPTURE
eCommandDESYNCH
eCommandCount

Definition at line 62 of file Virtex2.hpp.

                      { eCommandNULL = 0, eCommandWCFG, eCommandMFWR, eCommandLFRM, eCommandRCFG, 
            eCommandSTART, eCommandRCAP, eCommandRCRC, eCommandAGHIGH, eCommandSWITCH, 
            eCommandGRESTORE, eCommandSHUTDOWN, eCommandGCAPTURE, eCommandDESYNCH, eCommandCount };

enum torc::bitstream::Virtex2::EFar

Frame Address Register subfields.

See Also

Frame Address Register Description: UG002, v2.2, November, 2007, Figure 4-32.

Enumerator
eFarMaskBlockType
eFarShiftBlockType
eFarMaskMajor
eFarShiftMajor
eFarMaskMinor
eFarShiftMinor

Definition at line 68 of file Virtex2.hpp.

                  {
            eFarMaskBlockType   =   0x06000000,     eFarShiftBlockType =    25,
            eFarMaskMajor       =   0x01fe0000,     eFarShiftMajor =        17,
            eFarMaskMinor       =   0x0001fe00,     eFarShiftMinor =         9,
        };

enum torc::bitstream::Virtex2::EFarBlockType

Frame Address Register block type constants.

Enumerator
eFarBlockType0
eFarBlockType1
eFarBlockType2
eFarBlockType3
eFarBlockType4
eFarBlockType5
eFarBlockType6
eFarBlockType7
eFarBlockTypeCount

Definition at line 74 of file Virtex2.hpp.

                           { eFarBlockType0 = 0, eFarBlockType1, eFarBlockType2, eFarBlockType3, 
            eFarBlockType4, eFarBlockType5, eFarBlockType6, eFarBlockType7, eFarBlockTypeCount };

enum torc::bitstream::Bitstream::EFrameInclude

inherited

The frames to include in a partial bitstream. Use eFrameIncludeOnlyDirtyFrames to include only dirty frames, or eFrameStateAllUsedFrames to include all allocated frames, dirty or not. Note that if not all frames were allocated, eFrameStateAllUsedFrames is not the same as a full bitstream.

Enumerator
eFrameIncludeOnlyDirtyFrames
eFrameIncludeAllUsedFrames

Definition at line 56 of file bitstream/Bitstream.hpp.

{ eFrameIncludeOnlyDirtyFrames, eFrameIncludeAllUsedFrames };

enum torc::bitstream::VirtexPacketConstants::EOpcode

inherited

Packet opcode enumeration.

See Also

Opcode Format: UG191, v3.7, June 24, 2009, Table 6-3.

Enumerator
eOpcodeNOP
eOpcodeRead
eOpcodeWrite
eOpcodeReserved
eOpcodeCount

Definition at line 45 of file VirtexPacket.hpp.

{ eOpcodeNOP = 0, eOpcodeRead, eOpcodeWrite, eOpcodeReserved, eOpcodeCount };

enum torc::bitstream::VirtexPacketConstants::EPacket

inherited

Packet subfields.

See Also

type 1 packet format: UG071, v1.10, April 8, 2008, Table 7-2.

type 2 packet format: UG071, v1.10, April 8, 2008, Table 7-4.

type 1 packet format: XAPP151, v1.7, October 20, 2004, Figure 13.

type 2 packet format: XAPP151, v1.7, October 20, 2004, Figure 14.

Enumerator
ePacketMaskType
ePacketShiftType
ePacketMaskOpcode
ePacketShiftOpcode
ePacketMaskType1Address
ePacketShiftType1Address
ePacketMaskType1Reserved
ePacketShiftType1Reserved
ePacketMaskType1Count
ePacketShiftType1Count
ePacketMaskType2Count
ePacketShiftType2Count

Definition at line 51 of file VirtexPacket.hpp.

                     {
            // generic packet subfields
            ePacketMaskType =           0xe0000000,     ePacketShiftType =          29,
            ePacketMaskOpcode =         0x18000000,     ePacketShiftOpcode =        27,
            // type 1 packet subfields
            ePacketMaskType1Address =   0x07ffe000,     ePacketShiftType1Address =  13,
            ePacketMaskType1Reserved =  0x00001800,     ePacketShiftType1Reserved = 11,
            ePacketMaskType1Count =     0x000007ff,     ePacketShiftType1Count =     0,
            // type 2 packet subfields
            ePacketMaskType2Count =     0x07ffffff,     ePacketShiftType2Count =     0
        };

enum torc::bitstream::VirtexPacketConstants::EPacketType

inherited

Packet type enumeration.

See Also

packet type: UG071, v1.10, April 8, 2008, Tables 7-2 and 7-4.

packet type: XAPP151, v1.7, October 20, 2004, Figure 13, 14.

Enumerator
ePacketType1
ePacketType2
ePacketTypeCount

Definition at line 41 of file VirtexPacket.hpp.

{ ePacketType1 = 1, ePacketType2, ePacketTypeCount = 8 };

enum torc::bitstream::Virtex2::ERegister

Configuration register enumeration.

See Also

configuration registers: UG002, v2.2, November, 2007, Table 4-19.

Enumerator
eRegisterCRC
eRegisterFAR
eRegisterFDRI
eRegisterFDRO
eRegisterCMD
eRegisterCTL
eRegisterMASK
eRegisterSTAT
eRegisterLOUT
eRegisterCOR
eRegisterMFWR
eRegisterFLR
eRegisterKEY
eRegisterCBC
eRegisterIDCODE
eRegisterCount

Definition at line 55 of file Virtex2.hpp.

                       { eRegisterCRC = 0, eRegisterFAR, eRegisterFDRI, eRegisterFDRO, 
            eRegisterCMD, eRegisterCTL, eRegisterMASK, eRegisterSTAT, eRegisterLOUT, eRegisterCOR, 
            eRegisterMFWR, eRegisterFLR, eRegisterKEY, eRegisterCBC, eRegisterIDCODE, 
            eRegisterCount };

enum torc::bitstream::VirtexPacketConstants::ESynchronization

inherited

Synchronization words.

See Also

Configuration Sequence: UG191, v3.7, June 24, 2009, Table 6-15.

Configuration Sequence: UG071, v1.10, April 8, 2008, Table 7-11.

Configuration Sequence: XAPP511, v1.7, October 20, 2004, Figure 23.

Enumerator
eSynchronizationDummy
eSynchronizationSync
eSynchronizationBusWidthSync
eSynchronizationBusWidthDetect

Definition at line 67 of file VirtexPacket.hpp.

                              {
            eSynchronizationDummy =             0xffffffff,
            eSynchronizationSync =              0xaa995566,
            eSynchronizationBusWidthSync =      0x000000bb,
            eSynchronizationBusWidthDetect =    0x11220044
        };

Constructor & Destructor Documentation

torc::bitstream::Virtex2::Virtex2 ( void  )

inline

Basic constructor.

Definition at line 106 of file Virtex2.hpp.

                      : VirtexBitstream() {
//          for(int i = 0; i < eRegisterCount; i++) mRegister[i] = 0;
            // initialize the column type widths for this family
            mColumnDefs.resize(eColumnTypeCount);
            mColumnDefs[eColumnTypeEmpty]   = ColumnDef("Empty",    0,  0,  0,  0,  0,  0,  0,  0);
            mColumnDefs[eColumnTypeBram]    = ColumnDef("Bram",     0, 64, 22,  0,  0,  0,  0,  0);
            mColumnDefs[eColumnTypeClb]     = ColumnDef("Clb",     22,  0,  0,  0,  0,  0,  0,  0);
            mColumnDefs[eColumnTypeClock]   = ColumnDef("Clock",    4,  0,  0,  0,  0,  0,  0,  0);
            mColumnDefs[eColumnTypeGtx]     = ColumnDef("Gtx",     22,  0,  0,  0,  0,  0,  0,  0);
            mColumnDefs[eColumnTypeIob]     = ColumnDef("Iob",      4,  0,  0,  0,  0,  0,  0,  0);
            // map type type names to column types
            mTileTypeNameToColumnType["BRAM0"]      = eColumnTypeBram;
            mTileTypeNameToColumnType["CENTER"]     = eColumnTypeClb;
            mTileTypeNameToColumnType["CLKV"]       = eColumnTypeClock;
            mTileTypeNameToColumnType["LR_IOIS"]    = eColumnTypeGtx;
            mTileTypeNameToColumnType["LTERM010"]   = eColumnTypeIob;
            mTileTypeNameToColumnType["RTERM010"]   = eColumnTypeIob;
        }

Member Function Documentation

void torc::bitstream::VirtexBitstream::append ( const VirtexPacketVector &  inVector )

inlineinherited

Append the contents of a packet vector to the end of the bitstream.

Definition at line 134 of file VirtexBitstream.hpp.

                                                        {
            VirtexPacketVector::insert(end(), inVector.begin(), inVector.end());
        }

void torc::bitstream::Bitstream::cleanDateAndTime ( void  )

inlineinherited

Clean up the header date and time by replacing embedded spaces with zeros.

Definition at line 183 of file bitstream/Bitstream.hpp.

                                    {
            // some versions of the tools leave spaces inside the date and time fields
            size_t pos = 0;
            while((pos = mDesignDate.find(' ', pos)) != string::npos) mDesignDate[pos] = '0';
            pos = 0;
            while((pos = mDesignTime.find(' ', pos)) != string::npos) mDesignTime[pos] = '0';
        }

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VirtexPacketVector::iterator torc::bitstream::VirtexBitstream::deleteFramePackets ( void  )

virtualinherited

Discard the existing frame packets and return an iterator to the start position.

Reimplemented in torc::bitstream::Virtex7, torc::bitstream::Virtex6, torc::bitstream::Virtex5, and torc::bitstream::Virtex4.

Definition at line 202 of file VirtexBitstream.cpp.

                                                                       {
        unimplemented("deleteFramePackets()");
        return end();
    }

template<class ARCH >

VirtexPacketVector::iterator torc::bitstream::VirtexBitstream::deleteFramePackets4567 ( void  )

protectedinherited

Discard the existing frame packets for Virtex4/5/6/7 devices.

Todo:

Throw some meaningful exception

Definition at line 213 of file VirtexBitstream.cpp.

        {
        // walk the bitstream and look for frame packet boundaries
        // we begin with the first FAR write, and end before the first CRC write after an FDRI write
        iterator b = begin();
        iterator p = b;
        iterator e = end();
        iterator start = e;
        iterator stop = b;
        iterator fdri = b;
        while(p < e) {
            // look up the current packet
            const VirtexPacket& packet = *p;
            // start from the first FAR write
            if(start == e && packet.isWrite() && packet.getAddress() == ARCH::eRegisterFAR) {
                start = p;
            }
            // remember the last FDRI write (including a trailing Type 2 write if present)
            if(packet.isWrite() && packet.getAddress() == ARCH::eRegisterFDRI) {
                fdri = p;
                if((p+1)->isWrite() && (p+1)->isType2()) fdri++;
            }
            // stop on the first CRC after the last FDRI write
            // (Beware: the zero "address" of a Type 2 packet looks like the CRC register)
            if(stop < fdri && packet.isWrite() && packet.isType1() 
                && packet.getAddress() == ARCH::eRegisterCRC) {
                stop = p;
            }
            p++;
        }
        // look for anything unexpected
        p = start;
        while(p < stop) {
            // look up the current packet
            const VirtexPacket& packet = *p++;
            // abort if we find anything unexpected
            if(start < e && stop > b && !(
                packet.isNop() || (
                packet.isWrite() && (
                    packet.getAddress() == ARCH::eRegisterFAR ||
                    packet.getAddress() == ARCH::eRegisterLOUT ||
                    packet.getAddress() == ARCH::eRegisterFDRI ||
                    packet.getAddress() == ARCH::eRegisterCRC ||
                    (packet.getAddress() == ARCH::eRegisterCMD && packet[1] == ARCH::eCommandWCFG)
            )))) {
                /// \todo Throw some meaningful exception
                std::cerr << "Unable to safely distinguish frame packets." << std::endl;
                return e;
            }
        }
        // if we found the expected FAR -> FDRI -> CRC structure, delete the frame packets
        if(start < stop && b < stop) {
            erase(start, stop);
            return start;
        }
        // if we didn't find frame packets or delete anything, return the end iterator
        return e;
    }

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static bool torc::bitstream::Bitstream::expect ( std::istream &  inStream, uint8_t  inExpected  )

inlinestaticinherited

Look for the expected uint8_t in the stream and return true if it matches.

Definition at line 89 of file bitstream/Bitstream.hpp.

                                                                     {
            // read the actual data from the stream
            uint8_t actual = 0;
            inStream.read((char*) &actual, sizeof(actual));
            // return equality
            return inExpected == actual;
        }

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static bool torc::bitstream::Bitstream::expect ( std::istream &  inStream, uint16_t  inExpected  )

inlinestaticinherited

Look for the expected uint16_t in the stream and return true if it matches.

Definition at line 97 of file bitstream/Bitstream.hpp.

                                                                      {
            // read the actual data from the stream
            uint16_t actual = 0;
            inStream.read((char*) &actual, sizeof(actual));
            // return equality
            return inExpected == ntohs(actual);
        }

static bool torc::bitstream::Bitstream::expect ( std::istream &  inStream, uint32_t  inExpected  )

inlinestaticinherited

Look for the expected uint32_t in the stream and return true if it matches.

Definition at line 105 of file bitstream/Bitstream.hpp.

                                                                      {
            // read the actual data from the stream
            uint32_t actual = 0;
            inStream.read((char*) &actual, sizeof(actual));
            // return equality
            return inExpected == ntohl(actual);
        }

void torc::bitstream::VirtexBitstream::generateBitstream ( EBitstreamType  inBitstreamType = eBitstreamTypeFull, EFrameInclude  inFrameInclusion = eFrameIncludeAllUsedFrames  )

virtualinherited

Discard existing packets and generate bitstream packets from frame data. By default this generates packets for a full bitstream.

Parameters

inBitstreamType	The type of bitstream to generate: full, active partial, or shutdown partial.
inFrameInclusion	The type of frames to include in partial bitstreams: only dirty frames or all frames.

Definition at line 58 of file VirtexBitstream.cpp.

                                        {
        // discard all packets
        clear();
        if(inBitstreamType == eBitstreamTypeFull) {
            // generate the prefix
            append(generateFullBitstreamPrefix());
            // generate the frame packets
            append(generateFullBitstreamPackets());
            // generate the suffix
            append(generateFullBitstreamSuffix());
        } else {
            // generate the prefix
            append(generatePartialBitstreamPrefix(inBitstreamType));
            // generate the frame packets
            append(generatePartialBitstreamPackets(inFrameInclusion));
            // generate the suffix
            append(generatePartialBitstreamSuffix(inBitstreamType));
        }
    }

VirtexPacketVector torc::bitstream::VirtexBitstream::generateFullBitstreamPackets ( void  )

virtualinherited

Return a packet vector with full frame data.

Reimplemented in torc::bitstream::Virtex7, torc::bitstream::Virtex6, torc::bitstream::Virtex5, and torc::bitstream::Virtex4.

Definition at line 272 of file VirtexBitstream.cpp.

                                                                         {
        unimplemented("generateFullBitstreamPackets()");
        return VirtexPacketVector();
    }

template<class ARCH >

VirtexPacketVector torc::bitstream::VirtexBitstream::generateFullBitstreamPackets4567 ( uint32_t  inBlockFrameIndexBounds[] )

protectedinherited

Return a packet vector with full frame data for Virtex4/5/6/7 devices.

Definition at line 287 of file VirtexBitstream.cpp.

                                            {

        // declare the packet vector and define a NOP packet
        typedef VirtexFrame::word_t word_t;
        VirtexPacketVector packets;
        VirtexPacket nop(VirtexPacket::makeHeader(ePacketType1, eOpcodeNOP, 0, 0));

        // determine the total size of the frames to write
        size_t size = 0;
        for(int i = 0; i < eBlockTypeCount; i++) 
            size += inBlockFrameIndexBounds[i] * getFrameLength();
        word_t* frameContents = new VirtexFrameSet::word_t[size];
        word_t* pos = frameContents;
        // gather the frames to write
        for(int i = 0; i < eBlockTypeCount; i++) {
            // look up the frame set for this block type
            VirtexFrameSet& frameSet = mFrameBlocks.mBlock[i];
            // iterate through the frames in the set and collect the frame words
            VirtexFrameSet::iterator p = frameSet.begin();
            VirtexFrameSet::iterator e = frameSet.end();
            while(p < e) {
                // look up the current frame
                VirtexFrameSharedPtr framePtr = *p++;
                // set up the pointers
                const word_t* wp = framePtr->getWords();
                const word_t* we = wp + framePtr->getLength();
                // and copy the frame words into the new memory
                if(wp) do { *pos++ = *wp++; } while(wp < we); // frames with words allocated
                else do { *pos++ = 0; wp++; } while(wp < we); // frames with no words allocated
            }
        }
        // write the starting frame address
        packets.push_back(VirtexPacket::makeType1Write(ARCH::eRegisterFAR, 0));
        // write the write configuration register command
        packets.push_back(VirtexPacket::makeType1Write(ARCH::eRegisterCMD, ARCH::eCommandWCFG));
        packets.push_back(nop);
        // write 0 bytes to FDRI (in preparation for type 2 write packet)
        packets.push_back(VirtexPacket::makeNullType1Write(ARCH::eRegisterFDRI));
        // write all frames to FDRI
        packets.push_back(VirtexPacket::makeType2Write(size, frameContents));

        // return the packet vector
        return packets;
    }

VirtexPacketVector torc::bitstream::VirtexBitstream::generateFullBitstreamPrefix ( void  )

virtualinherited

Return a packet vector with the full bitstream prefix.

Reimplemented in torc::bitstream::Virtex7, torc::bitstream::Virtex6, torc::bitstream::Virtex5, and torc::bitstream::Virtex4.

Definition at line 333 of file VirtexBitstream.cpp.

                                                                        {
        unimplemented("generateFullBitstreamPrefix()");
        return VirtexPacketVector();
    }

VirtexPacketVector torc::bitstream::VirtexBitstream::generateFullBitstreamSuffix ( void  )

virtualinherited

Return a packet vector with the full bitstream suffix.

Reimplemented in torc::bitstream::Virtex7, torc::bitstream::Virtex6, torc::bitstream::Virtex5, and torc::bitstream::Virtex4.

Definition at line 338 of file VirtexBitstream.cpp.

                                                                        {
        unimplemented("generateFullBitstreamSuffix()");
        return VirtexPacketVector();
    }

VirtexPacketVector torc::bitstream::VirtexBitstream::generatePartialBitstreamPackets ( EFrameInclude  inFrameInclusion )

virtualinherited

Return a packet vector with partial frame data.

Parameters

inFrameInclusion

The type of frames to include: only dirty frames or all frames.

Reimplemented in torc::bitstream::Virtex7, torc::bitstream::Virtex6, torc::bitstream::Virtex5, and torc::bitstream::Virtex4.

Definition at line 343 of file VirtexBitstream.cpp.

                                        {
        unimplemented("generatePartialBitstreamPackets()");
        return VirtexPacketVector();
    }

template<class ARCH >

VirtexPacketVector torc::bitstream::VirtexBitstream::generatePartialBitstreamPackets4567 ( EFrameInclude  inFrameInclusion, std::map< typename ARCH::FrameAddress, uint32_t > &  inFrameAddressToIndex, std::map< uint32_t, typename ARCH::FrameAddress > &  inFrameIndexToAddress  )

protectedinherited

Return a packet vector with partial frame data for Virtex4/5/6/7 devices.

Todo:

mFrameIndexToAddress.size() is too short because excludes pad frames

Definition at line 367 of file VirtexBitstream.cpp.

                                                                            {
        // clean up the template parameters
        typedef typename ARCH::FrameAddress FrameAddress;
        typedef std::map<FrameAddress, uint32_t> FrameAddressToIndex;
        typedef std::map<uint32_t, FrameAddress> FrameIndexToAddress;

        // declare the packet vector and define a NOP packet
        typedef VirtexFrame::word_t word_t;
        VirtexPacketVector packets;
        VirtexPacket nop(VirtexPacket::makeHeader(ePacketType1, eOpcodeNOP, 0, 0));

        // write the starting frame address
        packets.push_back(VirtexPacket::makeType1Write(ARCH::eRegisterFAR, 0));
        // write the write configuration register command
        packets.push_back(VirtexPacket::makeType1Write(ARCH::eRegisterCMD, ARCH::eCommandWCFG));
        packets.push_back(nop);

        // iterate through the frame blocks looking for groups of contiguous frames that are in use
        bool empty = true;
        uint32_t index = 0;
        uint32_t blockStart = 0;
        for(int i = 0; i < eBlockTypeCount; i++) {
            blockStart += index;
            index = 0;
            bool started = false;
            uint32_t startIndex = 0;
            // look up the frame set for this block type
            VirtexFrameSet& frameSet = mFrameBlocks.mBlock[i];
            // iterate through the frames in the set and add up their lengths
            VirtexFrameSet::iterator p = frameSet.begin();
            VirtexFrameSet::iterator e = frameSet.end();
            while(p < e) {
                // look up the current frame
                VirtexFrameSharedPtr framePtr = *p++;
                // determine whether the frame fits inclusion criteria
                    // we include dirty frames, we include clean frames if permitted by the caller, 
                    // and if we are collecting frames and we encounter pad frames, we include them,
                    // but we stop collecting if we reach the last frame in the set
                /// \todo mFrameIndexToAddress.size() is too short because excludes pad frames
                bool include = p < e 
                    && (
                        framePtr->isDirty() 
                        || (inFrameInclusion == eFrameIncludeAllUsedFrames && framePtr->isUsed()) 
                        || (started && blockStart + index < inFrameIndexToAddress.size() && 
                            inFrameIndexToAddress.find(blockStart + index) 
                                == inFrameIndexToAddress.end())
                    );
                // if we are accumulating frames and this frame doesn't meet the criteria, process 
                // the collection of frames and stop collecting
                if((started && !include)) {
                    started = false;
                    uint32_t stopIndex = index + (p == e ? 1 : 0);
                    uint32_t currentIndex = startIndex;
                    // std::cerr << "    stopped at: " << stopIndex << std::endl;
                    // include two trailing pad frames if appropriate
                    if(inFrameIndexToAddress.find(blockStart + stopIndex + 1) 
                        == inFrameIndexToAddress.end()) {
                        stopIndex++;
                        if(inFrameIndexToAddress.find(blockStart + stopIndex + 1) 
                            == inFrameIndexToAddress.end())
                            stopIndex++;
                    }
                    // determine the length of the contiguous block
                    size_t size = (stopIndex - startIndex) * getFrameLength();
                    // allocate a word array
                    word_t* frameContents = new VirtexFrameSet::word_t[size];
                    word_t* pos = frameContents;
                    while(currentIndex < stopIndex) {
                        // look up the current frame
                        VirtexFrameSharedPtr framePtr = mFrameBlocks.mBlock[i][currentIndex];
                        // set up the pointers
                        const word_t* wp = framePtr->getWords();
                        const word_t* we = wp + framePtr->getLength();
                        // and copy the frame words into the new memory
                        if(wp) do { *pos++ = *wp++; } while(wp < we); // frames with words
                        else do { *pos++ = 0; wp++; } while(wp < we); // frames with no words
                        currentIndex++;
                    }
                    // write the starting frame address
                    packets.push_back(VirtexPacket::makeType1Write(ARCH::eRegisterFAR, 
                        inFrameIndexToAddress[blockStart + startIndex]));
                    packets.push_back(nop);
                    // if the size is more than 2048 words, we have to use a Type 2 write
                    if(size > 2048) {
                        // write 0 bytes to FDRI (in preparation for type 2 write packet)
                        packets.push_back(VirtexPacket::makeNullType1Write(ARCH::eRegisterFDRI));
                        // write all frames to FDRI
                        packets.push_back(VirtexPacket::makeType2Write(size, frameContents));
                    } else {
                        // write all frames to FDRI
                        packets.push_back(VirtexPacket::makeType1Write(ARCH::eRegisterFDRI, size, 
                            frameContents));
                    }
                    if(size) empty = false;
                // if we are not collecting, but we encounter a frame to include, begin collecting
                } else if(!started && include) {
                    // std::cerr << "    started at: " << index << std::endl;
                    startIndex = index;
                    started = true;
                }
                // increment the frame index
                index++;
            }
        }

        // if we generated no frame contents, discard the wrapper packets
        if(empty) packets.clear();
        // return the packet vector
        return packets;
    }

VirtexPacketVector torc::bitstream::VirtexBitstream::generatePartialBitstreamPrefix ( EBitstreamType  inBitstreamType )

virtualinherited

Return a packet vector with the partial bitstream prefix.

Parameters

inBitstreamType

The type of partial bitstream to generate: active or shutdown.

Reimplemented in torc::bitstream::Virtex7, torc::bitstream::Virtex6, torc::bitstream::Virtex5, and torc::bitstream::Virtex4.

Definition at line 481 of file VirtexBitstream.cpp.

                                        {
        unimplemented("generatePartialBitstreamPrefix()");
        return VirtexPacketVector();
    }

VirtexPacketVector torc::bitstream::VirtexBitstream::generatePartialBitstreamSuffix ( EBitstreamType  inBitstreamType )

virtualinherited

Return a packet vector with the partial bitstream suffix.

Parameters

inBitstreamType

The type of partial bitstream to generate: active or shutdown.

Reimplemented in torc::bitstream::Virtex7, torc::bitstream::Virtex6, torc::bitstream::Virtex5, and torc::bitstream::Virtex4.

Definition at line 487 of file VirtexBitstream.cpp.

                                        {
        unimplemented("generatePartialBitstreamSuffix()");
        return VirtexPacketVector();
    }

uint32_t torc::bitstream::Bitstream::getBitstreamByteLength ( void  ) const

inlineinherited

Return the bitstream packet length in bytes.

The length includes all packet data, but does not include the bitstream header.

Definition at line 340 of file bitstream/Bitstream.hpp.

{ return mBitstreamByteLength; }

VirtexFrameBlocks torc::bitstream::Virtex2::getBitstreamFrames	(	uint32_t	inBlockCount,
		uint32_t	inBitCol
	)

Returns frames for queried bitstream coordinates.

Definition at line 475 of file Virtex2.cpp.

                                                                                           {

        // index and extract frames
        int32_t bitColumnIndex[inBlockCount];
        int32_t bitColumnBound[inBlockCount];

        for(uint32_t i = 0; i < inBlockCount; i++) {
            // column Index of given frame index
            bitColumnIndex[i] = mBitColumnIndexes[i][inBitCol];
            // frame bounds for given column type
            bitColumnBound[i] = mColumnDefs[mDeviceInfo.getColumnTypes()[inBitCol]][i];
        }
        // extract the tile frames for the specified FAR 
        VirtexFrameBlocks frameBlocks;
        for(uint32_t i = 0; i < inBlockCount; i++) {
            int startIndex = bitColumnIndex[i];
            for(int j = 0; j < bitColumnBound[i]; j++)
                frameBlocks.mBlock[i].push_back(mFrameBlocks.mBlock[i][startIndex+j]);
        }
        return frameBlocks;
    }

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const string& torc::bitstream::Bitstream::getDesignDate ( void  ) const

inlineinherited

Return the design date.

Definition at line 335 of file bitstream/Bitstream.hpp.

{ return mDesignDate; }

const string& torc::bitstream::Bitstream::getDesignName ( void  ) const

inlineinherited

Return the design name.

Definition at line 331 of file bitstream/Bitstream.hpp.

{ return mDesignName; }

const string& torc::bitstream::Bitstream::getDesignTime ( void  ) const

inlineinherited

Return the design time.

Definition at line 337 of file bitstream/Bitstream.hpp.

{ return mDesignTime; }

const string& torc::bitstream::Bitstream::getDeviceName ( void  ) const

inlineinherited

Return the device name.

Definition at line 333 of file bitstream/Bitstream.hpp.

{ return mDeviceName; }

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VirtexFrameBlocks& torc::bitstream::VirtexBitstream::getFrameBlocks ( void  )

inlineinherited

Return the configuration frame blocks.

Definition at line 139 of file VirtexBitstream.hpp.

{ return mFrameBlocks; }

virtual uint32_t torc::bitstream::Virtex2::getFrameLength ( void  ) const

inlinevirtual

Reimplemented from torc::bitstream::Bitstream.

Reimplemented in torc::bitstream::Virtex2P.

Definition at line 187 of file Virtex2.hpp.

                                                    {
            using namespace torc::common;
            // Frame Length Register Value: UG002, v2.2, November 5, 2007, Table 4-15.
            switch(mDevice) {
                case eXC2V40: return 26;
                case eXC2V80: return 46;
                case eXC2V250: return 66;
                case eXC2V500: return 86;
                case eXC2V1000: return 106;
                case eXC2V1500: return 126;
                case eXC2V2000: return 146;
                case eXC2V3000: return 166;
                case eXC2V4000: return 206;
                case eXC2V6000: return 246;
                case eXC2V8000: return 286;
                default: return 0;
            }
        }

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virtual uint32_t torc::bitstream::Virtex2::getFrameRowCount ( void  ) const

inlinevirtual

Return the number of frame rows for the current device.

Definition at line 206 of file Virtex2.hpp.

{ return 0; }

uint32_t torc::bitstream::Bitstream::getHeaderByteLength ( void  ) const

inlineinherited

Return the bitstream header length in bytes.

Definition at line 342 of file bitstream/Bitstream.hpp.

{ return mHeaderByteLength; }

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VirtexFrameBlocks torc::bitstream::Virtex2::getXdlFrames	(	uint32_t	inBlockCount,
		uint32_t	inXdlCol
	)

Returns frames for queried xdl coordinates.

Definition at line 497 of file Virtex2.cpp.

                                                                                     {

        // index and extract frames
        int32_t xdlColumnIndex[inBlockCount];
        int32_t xdlColumnBound[inBlockCount];
        for(uint32_t i = 0; i < inBlockCount; i++) {
            // column Index of given frame index
            xdlColumnIndex[i] = mXdlColumnIndexes[i][inXdlCol];
            // frame bounds for given column type
            xdlColumnBound[i] = 
                mColumnDefs[mDeviceInfo.getColumnTypes()[mXdlColumnToBitColumn[inXdlCol]]][i];
        }
        // extract the tile frames for the specified FAR 
        VirtexFrameBlocks frameBlocks;
        for(uint32_t i = 0; i < inBlockCount; i++) {
            int startIndex = xdlColumnIndex[i];
            for(int j = 0; j < xdlColumnBound[i]; j++)
                frameBlocks.mBlock[i].push_back(mFrameBlocks.mBlock[i][startIndex+j]);
        }
        return frameBlocks;
    }

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void torc::bitstream::Virtex2::initializeDeviceInfo ( const std::string &  inDeviceName )

virtual

Initialize the device information.

Reimplemented from torc::bitstream::Bitstream.

Reimplemented in torc::bitstream::Virtex2P.

Definition at line 263 of file Virtex2.cpp.

                                                                    {
        using namespace torc::common;
        switch(mDevice) {
            case eXC2V40: setDeviceInfo(xc2v40); break;
            case eXC2V80: setDeviceInfo(xc2v80); break;
            case eXC2V250: setDeviceInfo(xc2v250); break;
            case eXC2V500: setDeviceInfo(xc2v500); break;
            case eXC2V1000: setDeviceInfo(xc2v1000); break;
            case eXC2V1500: setDeviceInfo(xc2v1500); break;
            case eXC2V2000: setDeviceInfo(xc2v2000); break;
            case eXC2V3000: setDeviceInfo(xc2v3000); break;
            case eXC2V4000: setDeviceInfo(xc2v4000); break;
            case eXC2V6000: setDeviceInfo(xc2v6000); break;
            case eXC2V8000: setDeviceInfo(xc2v8000); break;
            default: break;
        }
        // update the bitstream row counts as appropriate for the device
        //setRowCounts(inDeviceName);
    }

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void torc::bitstream::Virtex2::initializeFrameMaps ( void  )

virtual

Initialize the maps between frame indexes and frame addresses. This is generally only useful for internal purposes.

Reimplemented from torc::bitstream::Bitstream.

Definition at line 366 of file Virtex2.cpp.

                                          {

        bool debug = 0;
        uint32_t frameCount = 0;
        uint32_t frameIndex = 0;
        bool clockColumn = true;
        uint32_t width;
        for(uint32_t i = 0; i < Virtex2::eFarBlockTypeCount; i++) {
            Virtex2::EFarBlockType blockType = Virtex2::EFarBlockType(i);
            uint32_t blockFrameIndexBounds = 0;
            //Set first frame index to 0
            uint32_t bitIndex = 0;
            uint32_t xdlIndex = 0;
            mBitColumnIndexes[i].push_back(bitIndex);
            mXdlColumnIndexes[i].push_back(xdlIndex);
            // build the columns
            uint32_t farMajor = 0;
            typedef torc::common::EncapsulatedInteger<uint16_t> ColumnIndex;
            uint16_t finalColumn = mDeviceInfo.getColCount()-1;
            uint32_t xdlColumnCount = 0;
            uint32_t bitColumnCount = 0;
            if(clockColumn) {
              width = mColumnDefs[eColumnTypeClock][i];
              clockColumn = false;
              for(uint32_t farMinor = 0; farMinor < width; farMinor++) {
                  Virtex2::FrameAddress far(blockType, farMajor, farMinor);
                  mFrameIndexToAddress[frameIndex] = far;
                  mFrameAddressToIndex[far] = frameIndex;
                  frameIndex++;
                  blockFrameIndexBounds++;
              }
              if(width > 0) farMajor++;
              frameCount += width;
            }
            for(ColumnIndex col; col < mDeviceInfo.getColCount(); col++) {
                if(mDeviceInfo.getColumnTypes()[col] == eColumnTypeClock)
                  continue;
                else
                  width = mColumnDefs[mDeviceInfo.getColumnTypes()[col]][i];
                for(uint32_t farMinor = 0; farMinor < width; farMinor++) {
                    Virtex2::FrameAddress far(blockType, farMajor, farMinor);
                    mFrameIndexToAddress[frameIndex] = far;
                    mFrameAddressToIndex[far] = frameIndex;
                    frameIndex++;
                    blockFrameIndexBounds++;
                }
                if(width > 0) farMajor++;
                frameCount += width;

                //Indexes for Bitstream Columns, only stores non-empty tile types
                if(mDeviceInfo.getColumnTypes()[col] != Virtex2::eColumnTypeEmpty) {
                      mXdlColumnToBitColumn[xdlColumnCount] = bitColumnCount;
                      bitColumnCount++;
                      bitIndex += width;
                      mBitColumnIndexes[i].push_back(bitIndex);
                      if(col == finalColumn) {
                          bitIndex += mColumnDefs[mDeviceInfo.getColumnTypes()[col]][i];
                          mBitColumnIndexes[i].push_back(bitIndex);
                      }
                }
                //Indexes for XDL Columns, stores interconnect and tile indexes for
                //non-empty tiles
                xdlIndex += width;
                mXdlColumnIndexes[i].push_back(xdlIndex);
                xdlColumnCount++;
                if(col == finalColumn)
                {    
                    xdlIndex += mColumnDefs[mDeviceInfo.getColumnTypes()[col]][i];
                    mXdlColumnIndexes[i].push_back(xdlIndex);
                }
            }
            //stores frame index bounds for each block type
            mBlockFrameIndexBounds[i] = blockFrameIndexBounds;
            if(debug) std::cout << "***Block frame index bounds: " << mBlockFrameIndexBounds[i] << std::endl;
        }
        //Test to check proper indexing
        if(debug) {
          for(uint32_t i = 0; i < Virtex2::eFarBlockTypeCount; i++) {
            for(uint32_t j = 0; j < mBitColumnIndexes[i].size(); j++) 
              std::cout << "Bit Value at index: (" << i << ", " << j << ") : " << mBitColumnIndexes[i][j] << std::endl;
            for(uint32_t k = 0; k < mXdlColumnIndexes[i].size(); k++)
              std::cout << "Xdl Value at index: (" << i << ", " << k << ") : " << mXdlColumnIndexes[i][k] << std::endl;
          }
        }
    }

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void torc::bitstream::Virtex2::initializeFullFrameBlocks

(

void

)

Loads full bitstream frames into block data structure.

Definition at line 453 of file Virtex2.cpp.

                                                 {
        boost::shared_array<uint32_t> frameWords;
        // walk the bitstream and extract all frames 
        Virtex2::iterator p = begin();
        Virtex2::iterator e = end();
        while(p < e) {
            const VirtexPacket& packet = *p++;
            if(packet.isType2() && packet.isWrite()) 
                frameWords = packet.getWords();
        }
        uint32_t index = 0;
        for(uint32_t i = 0; i < Bitstream::eBlockTypeCount; i++) {
            // all frames of block type are extracted
            for(uint32_t j = 0; j < mBlockFrameIndexBounds[i]; j++) {
                mFrameBlocks.mBlock[i].push_back(VirtexFrameSet::FrameSharedPtr
                    (new VirtexFrame(getFrameLength(), &frameWords[index])));
                index += getFrameLength();
            }
        }
    }

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iterator torc::bitstream::VirtexBitstream::insert ( iterator  position, const value_type &  val  )

inlineinherited

Regular std::vector inserter.

Definition at line 116 of file VirtexBitstream.hpp.

                                                                  {
            return VirtexPacketVector::insert(position, val);
        }

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void torc::bitstream::VirtexBitstream::insert ( iterator  position, size_type  n, const value_type &  val  )

inlineinherited

Regular std::vector inserter.

Definition at line 120 of file VirtexBitstream.hpp.

                                                                           {
            VirtexPacketVector::insert(position, n, val);
        }

template<class InputIterator >

void torc::bitstream::VirtexBitstream::insert ( iterator  position, InputIterator  first, InputIterator  last  )

inlineinherited

Regular std::vector inserter.

Definition at line 124 of file VirtexBitstream.hpp.

                                {
            VirtexPacketVector::insert(position, first, last);
        }

void torc::bitstream::VirtexBitstream::insert ( VirtexPacketVector::iterator  inPosition, const VirtexPacketVector &  inVector  )

inlineinherited

Insert the contents of a packet vector at the specified position.

Definition at line 129 of file VirtexBitstream.hpp.

                                                {
            VirtexPacketVector::insert(inPosition, inVector.begin(), inVector.end());
        }

uint32_t torc::bitstream::Virtex2::makeSubfield ( ERegister  inRegister, const std::string &  inSubfield, const std::string &  inSetting  )

static

Return the masked value for a subfield of the specified register.

Definition at line 209 of file Virtex2.cpp.

                                    {
        const Subfield* subfields;
        switch(inRegister) {
        case eRegisterCOR: subfields = sCOR; break;
        case eRegisterSTAT: subfields = sSTAT; break;
        case eRegisterCTL: subfields = sCTL; break;
        case eRegisterMASK: subfields = sMASK; break;
        default: return 0;
        }
        for(uint32_t field = 0; subfields[field].mMask != 0; field++) {
            const Subfield& subfield = subfields[field];
            if(inSubfield != subfield.mBitgenName && inSubfield != subfield.mConfigGuideName) 
                continue;
            const char** ptr = subfield.mValues;
            for(uint32_t i = 0; *ptr != 0; i++, ptr++) {
                if(inSetting == *ptr) return (i << subfield.mShift) & subfield.mMask;
            }
        }
        return 0;
    }

void torc::bitstream::VirtexBitstream::preflightPackets ( void  )

virtualinherited

Preflight the packets.

Reimplemented from torc::bitstream::Bitstream.

Definition at line 493 of file VirtexBitstream.cpp.

                                               {
        // determine which architecture this is
        DeviceDesignator deviceDesignator(getDeviceName());
        DeviceDesignator::EFamily family = deviceDesignator.getFamily();
        switch(family) {
            case DeviceDesignator::eFamilyVirtex: case DeviceDesignator::eFamilyVirtexE:
            case DeviceDesignator::eFamilyVirtex2: case DeviceDesignator::eFamilyVirtex2P:
                updateCrc16(family); break;
            case DeviceDesignator::eFamilyVirtex4: case DeviceDesignator::eFamilyVirtex5: 
            case DeviceDesignator::eFamilyVirtex6: case DeviceDesignator::eFamilyArtix7:
            case DeviceDesignator::eFamilyKintex7: case DeviceDesignator::eFamilyVirtex7: 
            case DeviceDesignator::eFamilyZynq7000: default:
                updateCrc32(family); break;
        }
    }

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virtual void torc::bitstream::Bitstream::read ( std::istream &  inStream, bool  inCleanDateAndTime = true  )

inlinevirtualinherited

Read the bitstream header and packets from a stream.

Definition at line 266 of file bitstream/Bitstream.hpp.

                                                                                {
            readHeader(inStream);
            readPackets(inStream);
            if(inCleanDateAndTime) cleanDateAndTime();
        }

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void torc::bitstream::VirtexBitstream::readFramePackets ( void  )

virtualinherited

Read frame data into the frame blocks structure.

Reimplemented in torc::bitstream::Virtex7, torc::bitstream::Virtex6, torc::bitstream::Virtex5, and torc::bitstream::Virtex4.

Definition at line 83 of file VirtexBitstream.cpp.

                                               {
        unimplemented("readFramePackets(void)");
    }

template<class ARCH >

void torc::bitstream::VirtexBitstream::readFramePackets4567 ( uint32_t  inBlockFrameIndexBounds[], std::map< typename ARCH::FrameAddress, uint32_t > &  inFrameAddressToIndex, std::map< uint32_t, typename ARCH::FrameAddress > &  inFrameIndexToAddress  )

protectedinherited

Read frame packets in for Virtex4/5/6/7 devices.

Todo:

Definition at line 101 of file VirtexBitstream.cpp.

                                                                            {
        // clean up the template parameters
        typedef typename ARCH::FrameAddress FrameAddress;
        typedef std::map<FrameAddress, uint32_t> FrameAddressToIndex;
        typedef std::map<uint32_t, FrameAddress> FrameIndexToAddress;
        // declare a shared word array
        boost::shared_array<uint32_t> frameWords;
        // precalculate the start indexes of all blocks, and create all possible frames
        uint32_t frameStart[eBlockTypeCount + 1];
        frameStart[0] = 0;
        VirtexFrame frame(ARCH::eFrameLength);
        for(int i = 0; i < eBlockTypeCount; i++) {
            frameStart[i + 1] = frameStart[i] + inBlockFrameIndexBounds[i];
            // clear any existing frames
            mFrameBlocks.mBlock[i].clear();
            // populate the block with the correct number of empty frames
            for(uint32_t j = 0; j < inBlockFrameIndexBounds[i]; j++) {
                mFrameBlocks.mBlock[i].push_back(VirtexFrameSet::FrameSharedPtr
                    (new VirtexFrame(getFrameLength())));
                mFrameBlocks.mBlock[i].back()->setUsed(false);
            }
        }
        // walk the bitstream and extract all frames
        const uint32_t frameLength = getFrameLength();
        uint32_t frameIndex = 0;
        FrameAddress frameAddress;
        typename ARCH::ERegister lastAddress = typename ARCH::ERegister();
        typename ARCH::iterator p = begin();
        typename ARCH::iterator e = end();
        while(p < e) {
            const VirtexPacket& packet = *p++;
            // process FAR write packets
            if(packet.isWrite() && packet.getAddress() == ARCH::eRegisterFAR) {
                // extract the new frame address
                frameAddress = typename ARCH::FrameAddress(packet[1]);
                // convert the frame address to the corresponding frame index
                typename FrameAddressToIndex::iterator ip 
                    = inFrameAddressToIndex.find(frameAddress);
                if(ip != inFrameAddressToIndex.end()) frameIndex = ip->second;
            }
            // process FDRI write packets
            else if(packet.isWrite() 
                && (
                    // this is a Type 2 packet and the prior Type 1 address was FDRI
                    (packet.isType2() && lastAddress == ARCH::eRegisterFDRI)
                ||
                    // this is a non-empty Type 1 packet and its address is FDRI
                    (packet.isType1() && packet.getAddress() == ARCH::eRegisterFDRI 
                    && packet.getWordCount() > 0)
                )) {
                // determine the number of frames in the packet and look up the frame words
                const uint32_t numWords = packet.getWordCount();
                boost::shared_array<uint32_t> frameWords(packet.getWords());
                uint32_t position = 0;
                // iterate over every frame in the packet
                while(position + frameLength <= numWords) {
                    // look up the current block type and the frame index into that block type
                    typename ARCH::EFarBlockType blockType = frameAddress.mBlockType;
                    uint32_t index = frameIndex - frameStart[blockType];
                    mFrameBlocks.mBlock[blockType][index] = VirtexFrameSet::FrameSharedPtr
                        (new VirtexFrame(frameLength, &frameWords[position]));
                    mFrameBlocks.mBlock[blockType][index]->setUsed();
                    position += frameLength;
                    frameIndex++;
                    typename FrameIndexToAddress::iterator ap 
                        = inFrameIndexToAddress.find(frameIndex);
                    if(ap != inFrameIndexToAddress.end()) frameAddress = ap->second;
                    // sanity escape exit (which also breaks out of the higher level loop)
                    if(position > numWords) {
                        std::cerr << "Overflowed expected frame counts for device." << std::endl;
                        break;
                    }
                }
                if(frameIndex != frameStart[frameAddress.mBlockType + 1]) {
                    // if we ended on a pad frame, where the current index has no corresponding 
                    // frame address, we need to advance to the next valid frame address
                    if(inFrameIndexToAddress.find(frameIndex) == inFrameIndexToAddress.end()) 
                        frameIndex++;
                    if(inFrameIndexToAddress.find(frameIndex) == inFrameIndexToAddress.end()) 
                        frameIndex++;
                    // at this point we should again be on a valid frame
                    typename FrameIndexToAddress::iterator ap 
                        = inFrameIndexToAddress.find(frameIndex);
                    if(ap != inFrameIndexToAddress.end()) frameAddress = ap->second;
                    else if(frameIndex == frameStart[frameAddress.mBlockType + 1]) /* at end */;
                    else {
                        std::cerr << "Failed to find the next valid frame address at the end of a "
                            "packet." << std::endl;
                    }
                }
            }
            // remember the last register address for Type 2 packets
            if(packet.isType1()) lastAddress = typename ARCH::ERegister(packet.getAddress());
            // process MFWR write packets
            /// \todo
        }
    }

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static bool torc::bitstream::Bitstream::readHeader ( std::istream &  inStream, string &  outDesignName, string &  outDeviceName, string &  outDesignDate, string &  outDesignTime, uint32_t &  outBitstreamLength, uint32_t &  outHeaderLength  )

inlinestaticinherited

Read a bitstream header, and return its fields.

Definition at line 142 of file bitstream/Bitstream.hpp.

                                                                     {
            // assume success unless we find otherwise
            bool success = true;
            // read the magic length
            success &= expect(inStream, uint16_t(0x0009));
            // read the magic bytes
            success &= expect(inStream, uint32_t(0x0ff00ff0));
            success &= expect(inStream, uint32_t(0x0ff00ff0));
            success &= expect(inStream, uint8_t(0x00));
            // read the mysterious 0x0001
            success &= expect(inStream, uint16_t(0x0001));
            // read the 'a' byte
            success &= expect(inStream, uint8_t('a'));
            // read the design name length
            readHeaderString(inStream, outDesignName);
            // read the 'b' byte
            success &= expect(inStream, uint8_t('b'));
            // read the device name length
            readHeaderString(inStream, outDeviceName);
            // read the 'c' byte
            success &= expect(inStream, uint8_t('c'));
            // read the design date length
            readHeaderString(inStream, outDesignDate);
            // read the 'd' byte
            success &= expect(inStream, uint8_t('d'));
            // read the design time length
            readHeaderString(inStream, outDesignTime);
            // read the 'e' byte
            success &= expect(inStream, uint8_t('e'));
            // read the inStream length
            inStream.read((char*) &outBitstreamLength, sizeof(outBitstreamLength));
            outBitstreamLength = ntohl(outBitstreamLength);
            // determine the header length
            outHeaderLength = 34 + outDesignName.length() + outDeviceName.length() 
                + outDesignDate.length() + outDesignTime.length();
            // return the result
            return success;
        }

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virtual void torc::bitstream::Bitstream::readHeader ( std::istream &  inStream )

inlinevirtualinherited

Read the bitstream header.

Definition at line 274 of file bitstream/Bitstream.hpp.

                                                      {
            readHeader(inStream, mDesignName, mDeviceName, mDesignDate, mDesignTime, 
                mBitstreamByteLength, mHeaderByteLength);
            setDevice(mDeviceName);
        }

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static void torc::bitstream::Bitstream::readHeaderString ( std::istream &  inStream, string &  outString  )

inlinestaticinherited

Read and return a bitstream header string.

Definition at line 124 of file bitstream/Bitstream.hpp.

                                                                              {
            // read the string length
            uint16_t length = 0;
            inStream.read((char*) &length, sizeof(length));
            length = ntohs(length);
            if(length > 0) {
                // create a buffer
                char* buffer = new char[length];
                // read the null-terminated string
                inStream.read(buffer, length);
                // copy the data into the string
                outString.assign(buffer, length - 1);
                delete[] buffer;
            } else {
                outString.clear();
            }
        }

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void torc::bitstream::Virtex2::readPackets ( std::istream &  inStream )

virtual

Note

This function should be called after the bitstream header has been read.

Reimplemented from torc::bitstream::VirtexBitstream.

Definition at line 231 of file Virtex2.cpp.

                                                  {
        uint32_t bitstreamWordLength = mBitstreamByteLength >> 2;
        uint32_t cumulativeWordLength = 0;
        while(cumulativeWordLength < bitstreamWordLength) {
            push_back(VirtexPacket::read(inStream));
            uint32_t wordSize = back().getWordSize();
            cumulativeWordLength += wordSize;
            // infer Auto CRCs for writes equal to or longer than one frame (not rigorously correct)
            if(wordSize <= getFrameLength()) continue;
            uint32_t autoCrc = 0;
            inStream.read((char*) &autoCrc, sizeof(autoCrc));
            autoCrc = ntohl(autoCrc);
            push_back(VirtexPacket(autoCrc));
            cumulativeWordLength++;
        }
    }

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void torc::bitstream::Bitstream::setDesignDate ( const string &  inDesignDate )

inlineinherited

Set the design date.

Definition at line 327 of file bitstream/Bitstream.hpp.

{ mDesignDate = inDesignDate; }

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void torc::bitstream::Bitstream::setDesignName ( const string &  inDesignName )

inlineinherited

Set the design name.

Definition at line 323 of file bitstream/Bitstream.hpp.

{ mDesignName = inDesignName; }

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void torc::bitstream::Bitstream::setDesignTime ( const string &  inDesignTime )

inlineinherited

Set the design time.

Definition at line 329 of file bitstream/Bitstream.hpp.

{ mDesignTime = inDesignTime; }

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void torc::bitstream::Bitstream::setDevice ( const std::string &  inDeviceName )

inlineinherited

Assign the device enumeration constant for the given device name.

Definition at line 225 of file bitstream/Bitstream.hpp.

                                                      {
            mDevice = torc::common::Devices::getDeviceEnum(inDeviceName);
        }

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void torc::bitstream::Bitstream::setDeviceInfo ( const DeviceInfo &  rhs )

inlineinherited

Assign static device information for the current bitstream.

Definition at line 223 of file bitstream/Bitstream.hpp.

{ mDeviceInfo = rhs; }

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void torc::bitstream::Bitstream::setDeviceName ( const string &  inDeviceName )

inlineinherited

Set the device name.

Definition at line 325 of file bitstream/Bitstream.hpp.

{ mDeviceName = inDeviceName; }

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void torc::bitstream::VirtexBitstream::unimplemented ( std::string  inName )

protectedinherited

Reports the named function as not yet implemented in the current architecture.

Definition at line 79 of file VirtexBitstream.cpp.

                                                        {
        std::cerr << inName << " is not yet implemented for this architecture." << std::endl;
    }

void torc::bitstream::VirtexBitstream::updateCrc16 ( torc::common::DeviceDesignator::EFamily  inFamily )

protectedvirtualinherited

Update CRC-16 packets.

Definition at line 509 of file VirtexBitstream.cpp.

                                                                      {
        // set up family-specific variables
        uint32_t crcRegister = 0;
        uint32_t cmdRegister = 0;
        uint32_t fdriRegister = 0;
        uint32_t rcrcCommand = 0;
        uint32_t addressLength = 0;
        bool autoCrc = false;
        switch(inFamily) {
        case DeviceDesignator::eFamilyVirtex: case DeviceDesignator::eFamilyVirtexE: 
            cmdRegister = Virtex::eRegisterCMD; rcrcCommand = Virtex::eCommandRCRC; 
            fdriRegister = Virtex::eRegisterFDRI; crcRegister = Virtex::eRegisterCRC; 
            addressLength = 4; autoCrc = false; 
            break;
        case DeviceDesignator::eFamilyVirtex2: case DeviceDesignator::eFamilyVirtex2P: 
            cmdRegister = Virtex2::eRegisterCMD; rcrcCommand = Virtex2::eCommandRCRC; 
            fdriRegister = Virtex2::eRegisterFDRI; crcRegister = Virtex::eRegisterCRC; 
            addressLength = 5; autoCrc = true; 
            break;
        default:
            std::cerr << "Unsupported architecture in VirtexBitstream::updateCrc16()." << std::endl;
            break;
        }
        // begin CRC calculation
        uint32_t address = 0;
        iterator p = begin();
        iterator e = end();
        // CRC-16-IBM polynomial for Spartan3/6 and Virtex/E/2/2P families
        boost::crc_basic<16> crc16(0x8005, 0, 0, false, true);
        while(p < e) {
            // look up the current packet
            const VirtexPacket& packet = *p++;
            // only process write packets with non-zero payload length
            if(!packet.isWrite()) continue;
            if(packet.isType1()) address = packet.getAddress();
            uint32_t wordCount = packet.getWordCount();
            if(wordCount == 0) continue;
            // CRC register write (this is what compares the expected and supplied CRC values)
            if(address == crcRegister) {
                //printf("Expected CRC16:   %4.4x\n", packet[1]);
                //printf("Calculated CRC16: %4.4x\n", crc16.checksum());
                *(p-1) = VirtexPacket::makeType1Write(crcRegister, crc16.checksum());
                crc16.reset();
            // reset CRC command
            } else if(address == cmdRegister && wordCount >= 1 && packet[1] == rcrcCommand) {
                crc16.reset();
            // process packet contents
            } else {
                uint32_t j;
                uint32_t mask;
                for(uint32_t i = 1; i <= wordCount; i++) {
                    uint32_t word = packet[i];
                    //printf("Address: %4.4x\n", address);
                    //printf("Word: %8.8x\n", word);
                    for(j = 0, mask = 1; j < 32; j++, mask <<= 1) {
                        crc16.process_bit((word & mask) ? 1 : 0);
                    }
                    for(j = 0, mask = 1; j < addressLength; j++, mask <<= 1) {
                        crc16.process_bit((address & mask) ? 1 : 0);
                    }
                }
                // process the Auto CRC on Virtex2 and Virtex2P
                if(autoCrc && address == fdriRegister) {
                    //printf("Expected Auto CRC16:   %4.4x\n", packet[1]);
                    //printf("Calculated Auto CRC16: %4.4x\n", crc16.checksum());
                    *p = VirtexPacket(crc16.checksum()); // current word is FDRI, next is Auto CRC
                    crc16.reset();
                }
            }
        }
    }

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void torc::bitstream::VirtexBitstream::updateCrc32 ( torc::common::DeviceDesignator::EFamily  inFamily )

protectedvirtualinherited

Update CRC-32 packets.

Definition at line 581 of file VirtexBitstream.cpp.

                                                                      {
        // set up family-specific variables
        uint32_t crcRegister = 0;
        uint32_t cmdRegister = 0;
        uint32_t rcrcCommand = 0;
        uint32_t addressLength = 5;
        switch(inFamily) {
        case DeviceDesignator::eFamilyVirtex4: 
            cmdRegister = Virtex4::eRegisterCMD; rcrcCommand = Virtex4::eCommandRCRC; 
            crcRegister = Virtex4::eRegisterCRC; 
            break;
        case DeviceDesignator::eFamilyVirtex5: 
            cmdRegister = Virtex5::eRegisterCMD; rcrcCommand = Virtex5::eCommandRCRC; 
            crcRegister = Virtex5::eRegisterCRC; 
            break;
        case DeviceDesignator::eFamilyVirtex6: 
            cmdRegister = Virtex6::eRegisterCMD; rcrcCommand = Virtex6::eCommandRCRC; 
            crcRegister = Virtex6::eRegisterCRC; 
            break;
        case DeviceDesignator::eFamilyArtix7: case DeviceDesignator::eFamilyKintex7: 
        case DeviceDesignator::eFamilyVirtex7: case DeviceDesignator::eFamilyZynq7000: 
            cmdRegister = Virtex7::eRegisterCMD; rcrcCommand = Virtex7::eCommandRCRC; 
            crcRegister = Virtex7::eRegisterCRC; 
            break;
        default:
            std::cerr << "Unsupported architecture in VirtexBitstream::updateCrc32()." << std::endl;
            break;
        }
        // begin CRC calculation
        uint32_t address = 0;
        iterator p = begin();
        iterator e = end();
        // CRC-32C (Castagnoli) polynomial for Virtex4/5/6/7 families
        boost::crc_basic<32> crc32(0x1edc6f41, 0, 0, false, true);
        while(p < e) {
            // look up the current packet
            const VirtexPacket& packet = *p++;
            // only process write packets with non-zero payload length
            if(!packet.isWrite()) continue;
            if(packet.isType1()) address = packet.getAddress();
            uint32_t wordCount = packet.getWordCount();
            if(wordCount == 0) continue;
            // CRC register write (this is what compares the expected and supplied CRC values)
            if(address == crcRegister) {
                //printf("Expected CRC32:   %8.8x\n", packet[1]);
                //printf("Calculated CRC32: %8.8x\n", crc32.checksum());
                *(p-1) = VirtexPacket::makeType1Write(crcRegister, crc32.checksum());
                crc32.reset();
            // reset CRC command
            } else if(address == cmdRegister && wordCount >= 1 && packet[1] == rcrcCommand) {
                crc32.reset();
            // process packet contents
            } else {
                uint32_t j;
                uint32_t mask;
                for(uint32_t i = 1; i <= wordCount; i++) {
                    uint32_t word = packet[i];
                    //printf("Address: %4.4x\n", address);
                    //printf("Word: %8.8x\n", word);
                    for(j = 0, mask = 1; j < 32; j++, mask <<= 1) {
                        crc32.process_bit((word & mask) ? 1 : 0);
                    }
                    for(j = 0, mask = 1; j < addressLength; j++, mask <<= 1) {
                        crc32.process_bit((address & mask) ? 1 : 0);
                    }
                }
            }
        }
    }

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void torc::bitstream::VirtexBitstream::updateFramePackets ( EBitstreamType  inBitstreamType = eBitstreamTypeFull, EFrameInclude  inFrameInclusion = eFrameIncludeAllUsedFrames  )

virtualinherited

Update the bitstream frame packets By default this updates the bitstream with full frame data.

Parameters

inBitstreamType	The type of bitstream to generate: full or partial.
inFrameInclusion	The type of frames to include in partial bitstreams: only dirty frames or all frames.

Definition at line 46 of file VirtexBitstream.cpp.

                                        {
        // delete the existing frame packets
        iterator position = deleteFramePackets();
        // insert the new frame packets in place of the old ones
        if(inBitstreamType == eBitstreamTypeFull) {
            insert(position, generateFullBitstreamPackets());
        } else {
            insert(position, generatePartialBitstreamPackets(inFrameInclusion));
        }
    }

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void torc::bitstream::VirtexBitstream::updatePacketLength ( void  )

virtualinherited

Update the header packet length.

Reimplemented from torc::bitstream::Bitstream.

Definition at line 651 of file VirtexBitstream.cpp.

                                                 {
        uint32_t totalWordCount = 0;
        iterator p = begin();
        iterator e = end();
        while(p < e) totalWordCount += (p++)->getWordSize();
        mBitstreamByteLength = totalWordCount << 2;
    }

void torc::bitstream::Bitstream::write ( std::ostream &  inStream, uint8_t  inVal  )

inlineinherited

Write a uint8_t to the stream.

Definition at line 67 of file bitstream/Bitstream.hpp.

                                                        {
            uint8_t actual = inVal;
            inStream.write((char*) &actual, sizeof(actual));
        }

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void torc::bitstream::Bitstream::write ( std::ostream &  inStream, uint16_t  inVal  )

inlineinherited

Write a uint16_t to the stream.

Definition at line 72 of file bitstream/Bitstream.hpp.

                                                         {
            uint16_t actual = htons(inVal);
            inStream.write((char*) &actual, sizeof(actual));
        }

void torc::bitstream::Bitstream::write ( std::ostream &  inStream, uint32_t  inVal  )

inlineinherited

Write a uint32_t to the stream.

Definition at line 77 of file bitstream/Bitstream.hpp.

                                                         {
            uint32_t actual = htonl(inVal);
            inStream.write((char*) &actual, sizeof(actual));
        }

virtual void torc::bitstream::Bitstream::write ( std::ostream &  inStream )

inlinevirtualinherited

Write the bitstream header and packets to a stream.

Definition at line 280 of file bitstream/Bitstream.hpp.

                                                 {
            preflightPackets();
            updatePacketLength();
            writeHeader(inStream);
            writePackets(inStream);
        }

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void torc::bitstream::Bitstream::writeDeviceInfo ( std::ostream &  inStream, const std::string &  inDeviceName  )

virtualinherited

Output static device information to a stream.

This is used to generate the static column maps for bitstream frame mapping.

Definition at line 74 of file Bitstream.cpp.

                                       {
        // write the device column composition
        inStream << "\t// " << inDeviceName << " static device information." << std::endl;
        inStream << "\tboost::uint32_t " << inDeviceName << "Columns[] = { ";
        ColumnTypeVector::const_iterator p = mDeviceInfo.getColumnTypes().begin();
        ColumnTypeVector::const_iterator e = mDeviceInfo.getColumnTypes().end();
        while(p < e) inStream << mColumnDefs[*p++].getName() << ", ";
        inStream << "END };" << std::endl;
        // instantiate the device information
        inStream << "\tDeviceInfo " << inDeviceName << "(" << mDeviceInfo.getTileCount() << ", " 
            << mDeviceInfo.getRowCount() << ", " << mDeviceInfo.getColCount() << ", " 
            << inDeviceName << "Columns);" << std::endl;
    }

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virtual void torc::bitstream::Bitstream::writeHeader ( std::ostream &  inStream )

inlinevirtualinherited

Write the bitstream header to the stream.

Definition at line 293 of file bitstream/Bitstream.hpp.

                                                       {
            // write the magic length
            write(inStream, uint16_t(0x0009));
            // write the magic bytes with null termination
            write(inStream, uint32_t(0x0ff00ff0));
            write(inStream, uint32_t(0x0ff00ff0));
            write(inStream, uint8_t(0x00));
            // write the mysterious 0x0001
            write(inStream, uint16_t(0x0001));
            // write the 'a' byte and the design name
            write(inStream, uint8_t('a'));
            writeHeaderString(inStream, mDesignName);
            // write the 'b' byte and the device name
            write(inStream, uint8_t('b'));
            writeHeaderString(inStream, mDeviceName);
            // write the 'c' byte and the design date
            write(inStream, uint8_t('c'));
            writeHeaderString(inStream, mDesignDate);
            // write the 'd' byte and the design time
            write(inStream, uint8_t('d'));
            writeHeaderString(inStream, mDesignTime);
            // write the 'e' byte and the design name
            write(inStream, uint8_t('e'));
            write(inStream, uint32_t(mBitstreamByteLength));
        }

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void torc::bitstream::Bitstream::writeHeaderString ( std::ostream &  inStream, const string &  inString  )

inlineinherited

Write a Xilinx-style header string to the stream.

Definition at line 82 of file bitstream/Bitstream.hpp.

                                                                             {
            // write the string length
            uint16_t length = inString.length() + 1;
            write(inStream, uint16_t(length));
            inStream.write(inString.c_str(), length);
        }

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void torc::bitstream::VirtexBitstream::writePackets ( std::ostream &  inStream )

virtualinherited

Write bitstream packets to a stream.

Reimplemented from torc::bitstream::Bitstream.

Definition at line 40 of file VirtexBitstream.cpp.

                                                           {
        const_iterator p = begin();
        const_iterator e = end();
        while(p < e) p++->write(inStream);
    }

void torc::bitstream::Bitstream::writeSubfieldSettings ( std::ostream &  inStream, uint32_t  inWord, const Subfield *  inSubfields  )

staticinherited

Insert 32 bit subfield settings into an output stream.

Definition at line 26 of file Bitstream.cpp.

                                     {
        // count the subfields
        int subfieldCount = 0;
        while(inSubfields[subfieldCount].mMask) subfieldCount++;
        // generate the output
        inStream << " (";
        for(int index = subfieldCount; index > 0; index--) {
            uint32_t field = index - 1;
            const Subfield& subfield = inSubfields[field];
            uint32_t value = (inWord & subfield.mMask) >> subfield.mShift;
            inStream << (*subfield.mBitgenName == 0 ? subfield.mConfigGuideName 
                : subfield.mBitgenName) << ":";
            const char** ptr = subfield.mValues;
            for(uint32_t i = 0; ; i++) {
                if(*ptr == 0) { inStream << "[UNKNOWN " << i << "]"; break; }
                if(value == i) { inStream << *ptr; break; }
                ptr++;
            }
            if(index > 1) inStream << ", ";
        }
        inStream << ")";
    }

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void torc::bitstream::Bitstream::writeSubfieldSettings ( std::ostream &  inStream, uint16_t  inWord, const Subfield *  inSubfields  )

staticinherited

Insert 16 bit subfield settings into an output stream.

Definition at line 50 of file Bitstream.cpp.

                                     {
        // count the subfields
        int subfieldCount = 0;
        while(inSubfields[subfieldCount].mMask) subfieldCount++;
        // generate the output
        inStream << " (";
        for(int index = subfieldCount; index > 0; index--) {
            uint16_t field = index - 1;
            const Subfield& subfield = inSubfields[field];
            uint16_t value = (inWord & subfield.mMask) >> subfield.mShift;
            inStream << (*subfield.mBitgenName == 0 ? subfield.mConfigGuideName 
                : subfield.mBitgenName) << ":";
            const char** ptr = subfield.mValues;
            for(uint16_t i = 0; ; i++) {
                if(*ptr == 0) { inStream << "[UNKNOWN " << i << "]"; break; }
                if(value == i) { inStream << *ptr; break; }
                ptr++;
            }
            if(index > 1) inStream << ", ";
        }
        inStream << ")";
    }

Friends And Related Function Documentation

std::ostream& operator<< ( std::ostream &  os, const Virtex2 &  rhs  )

friend

Insert the bitstream header into an output stream.

Definition at line 517 of file bitstream/OutputStreamHelpers.cpp.

                                                                {
        // insert the bitstream header
        os << static_cast<const Bitstream>(rhs) << std::endl;
        uint32_t cumulativeWordLength = 0;

        // iterate over the packets
        Virtex2::ERegister address = Virtex2::ERegister();
        VirtexPacketVector::const_iterator p = rhs.begin();
        VirtexPacketVector::const_iterator e = rhs.end();
        bool newColumn = false;
        bool newBlock = false;
        uint32_t oldColumnValue = 0;
        uint32_t oldBlockValue = 0;
        uint32_t currentColumnValue = 0;
        uint32_t currentBlockValue = 0;
        while(p < e) {

            // insert the byte address
            os << "    " << Hex32(rhs.getHeaderByteLength() + (cumulativeWordLength << 2)) << ": ";
            // look up the packet
            const VirtexPacket& packet = *p++;
            cumulativeWordLength += packet.getWordSize();

            // handle dummy words
            if(packet.isDummyWord()) {
                os << "DUMMY" << std::endl;

            // handle sync words
            } else if(packet.isSyncWord()) {
                os << "SYNC" << std::endl;

            // handle reserved packets
            } else if(packet.isReserved()) {
                os << Virtex2::sOpcodeName[packet.getOpcode()] << std::endl;

            // handle NOP packets
            } else if(packet.isNop()) {
                int nops = 1;
                while(p < e && p->isNop()) { nops++; p++; }
                cumulativeWordLength += nops - 1;
                os << "NOP x " << nops << std::endl;

            // handle regular type 1 or type 2 packets
            } else {

                // look up the packet details
                Virtex2::EPacketType type = packet.getType();
                Virtex2::EOpcode opcode = packet.getOpcode();
                uint32_t wordCount = packet.getWordCount();
                const uint32_t word = packet[1];

                // account for the packet type
                os << Virtex2::sPacketTypeName[type];
                switch(type) {
                case Virtex2::ePacketType1: 
                    address = Virtex2::ERegister(packet.getAddress());
                    break;
                case Virtex2::ePacketType2: 
                    break;
                default: 
                    os << std::endl;
                    continue;
                }

                // handle read packets
                if(opcode == packet.isRead()) {
                    os << " READ " << Virtex2::sRegisterName[address];

                // handle write packets
                } else if(opcode == Virtex2::eOpcodeWrite) {
                    os << " WRITE " << Virtex2::sRegisterName[address];
                    // process according to register address
                    switch(address) {
                    case Virtex2::eRegisterFDRI:
                        os << ": " << Hex32(wordCount) << " words";
                        if(wordCount == 0) break;
                        // include the Auto CRC information
                        os << std::endl << "    ";
                        os << Hex32(rhs.getHeaderByteLength() + (cumulativeWordLength << 2)) 
                            << ": Auto CRC: " << Hex16(p->getHeader());
                        cumulativeWordLength += 1;
                        p++;
                        break;
                    case Virtex2::eRegisterCMD: 
                        os << " " << Virtex2::sCommandName[word];
                        break;
                    case Virtex2::eRegisterCOR:
                        os << ": " << Hex32(word);
                        Virtex2::writeSubfieldSettings(os, uint32_t(word), Virtex2::sCOR);
                        break;
                    case Virtex2::eRegisterSTAT:
                        os << ": " << Hex32(word);
                        Virtex2::writeSubfieldSettings(os, uint32_t(word), Virtex2::sSTAT);
                        break;
                    case Virtex2::eRegisterCTL:
                        os << ": " << Hex32(word);
                        Virtex2::writeSubfieldSettings(os, uint32_t(word), Virtex2::sCTL);
                        break;
                    case Virtex2::eRegisterMASK:
                        os << ": " << Hex32(word);
                        Virtex2::writeSubfieldSettings(os, uint32_t(word), Virtex2::sMASK);
                        break;
                    // Added to make frame mapping debug easier
                    case Virtex2::eRegisterLOUT:
                        oldColumnValue = currentColumnValue;
                        oldBlockValue = currentBlockValue;
                        currentColumnValue = (word & Virtex2::eFarMaskMajor);
                        currentBlockValue = (word & Virtex2::eFarMaskBlockType);
                        newColumn = (currentColumnValue != oldColumnValue);
                        newBlock = (currentBlockValue != oldBlockValue);
                        os << ": " << Hex32(word);
                        if(newColumn) std::cout << "\t\t\t!!!New Column!!!";
                        if(newBlock) std::cout << "\t\t\t\t\t***New Block***" << Hex32(currentBlockValue);
                        break;
                    default:
                        // output the register contents
                        os << ": " << Hex32(word);
                        break;
                    }
                    os << std::endl;
                }

            }

        }

        // return the stream reference
        return os;
    }

void torc::bitstream::bitstream::testVirtex2Device ( const std::string &  inDeviceName, const boost::filesystem::path &  inWorkingPath  )

friend

void torc::bitstream::bitstream::testVirtex2FullMapping ( const boost::filesystem::path &  inWorkingPath )

friend

friend class torc::bitstream::bitstream::Virtex2FarUnitTest

friend

Definition at line 42 of file Virtex2.hpp.

friend class torc::bitstream::bitstream::Virtex2UnitTest

friend

Definition at line 41 of file Virtex2.hpp.

Field Documentation

IndexVector torc::bitstream::Virtex2::mBitColumnIndexes[Virtex2::eFarBlockTypeCount]

protected

Vector to store frame indexes of XDL columns.

Definition at line 222 of file Virtex2.hpp.

uint32_t torc::bitstream::Bitstream::mBitstreamByteLength

inherited

Bitstream packet length in bytes.

This is the length in bytes of all the bitstream packets, without the bitstream header.

Definition at line 242 of file bitstream/Bitstream.hpp.

FrameSet<VirtexFrame > torc::bitstream::FrameBlocks< VirtexFrame >::mBlock[Bitstream::eBlockTypeCount]

inherited

FrameSets for each of the eight block types.

Definition at line 88 of file FrameSet.hpp.

uint32_t torc::bitstream::Virtex2::mBlockFrameIndexBounds[Virtex2::eFarBlockTypeCount]

protected

Array to hold frame index boundaries for blocks.

Definition at line 226 of file Virtex2.hpp.

ColumnDefVector torc::bitstream::Bitstream::mColumnDefs

inherited

Column type widths.

Definition at line 249 of file bitstream/Bitstream.hpp.

string torc::bitstream::Bitstream::mDesignDate

inherited

Header design date.

Definition at line 236 of file bitstream/Bitstream.hpp.

string torc::bitstream::Bitstream::mDesignName

inherited

Header design name.

Definition at line 232 of file bitstream/Bitstream.hpp.

string torc::bitstream::Bitstream::mDesignTime

inherited

Header design time.

Definition at line 238 of file bitstream/Bitstream.hpp.

EDevice torc::bitstream::Bitstream::mDevice

inherited

Bitstream device enumeration.

Definition at line 230 of file bitstream/Bitstream.hpp.

DeviceInfo torc::bitstream::Bitstream::mDeviceInfo

inherited

Device information.

Definition at line 257 of file bitstream/Bitstream.hpp.

string torc::bitstream::Bitstream::mDeviceName

inherited

Header device name.

Definition at line 234 of file bitstream/Bitstream.hpp.

FrameAddressToIndex torc::bitstream::Virtex2::mFrameAddressToIndex

protected

Map of frame addressee to frame indexes.

Definition at line 220 of file Virtex2.hpp.

VirtexFrameBlocks torc::bitstream::VirtexBitstream::mFrameBlocks

protectedinherited

Input Frame blocks.

Definition at line 65 of file VirtexBitstream.hpp.

FrameIndexToAddress torc::bitstream::Virtex2::mFrameIndexToAddress

protected

Map of frame indexes to frame addresses.

Definition at line 218 of file Virtex2.hpp.

uint32_t torc::bitstream::Bitstream::mHeaderByteLength

inherited

Header length in bytes.

This is the length of the header itself, as opposed to mBitstreamByteLength, which is the length of bitstream reported by the header.

Definition at line 246 of file bitstream/Bitstream.hpp.

string torc::bitstream::Virtex2::mPrivateDeviceName

protected

Definition at line 102 of file Virtex2.hpp.

TileTypeIndexToColumnType torc::bitstream::Bitstream::mTileTypeIndexToColumnType

inherited

Definition at line 255 of file bitstream/Bitstream.hpp.

TileTypeNameToColumnType torc::bitstream::Bitstream::mTileTypeNameToColumnType

inherited

Definition at line 252 of file bitstream/Bitstream.hpp.

IndexVector torc::bitstream::Virtex2::mXdlColumnIndexes[Virtex2::eFarBlockTypeCount]

protected

Vector to store frame indexes of Bitstream columns.

Definition at line 224 of file Virtex2.hpp.

std::map<uint32_t, uint32_t> torc::bitstream::Virtex2::mXdlColumnToBitColumn

protected

Map of XDL column indexes to bitstream column indexes.

Definition at line 228 of file Virtex2.hpp.

const char * torc::bitstream::Virtex2::sCommandName

staticprotected

Initial value:

= {
        "[UNKNOWN COMMAND 0]", "WCFG", "MFWR", "LFRM", "RCFG", "START", "RCAP", "RCRC", "AGHIGH", "SWITCH", 
        "GRESTORE", "SHUTDOWN", "GCAPTURE", "DESYNCH"
    }

Configuration command names.

Definition at line 92 of file Virtex2.hpp.

const Bitstream::Subfield torc::bitstream::Virtex2::sCOR

staticprotected

Configuration Options Register (COR) subfields.

See Also

Configuration Options Register Description: UG002, v2.2, November, 2007, Table 4-26.

Definition at line 94 of file Virtex2.hpp.

const Bitstream::Subfield torc::bitstream::Virtex2::sCTL

staticprotected

Initial value:

= { 
        {0x00000001,  0, "GTS_USER_B", "GTS_USER_B", 0, 
            
            
            VALUES{"IoDisabled", "IoActive", 0}},
        {0x00000008,  3, "Persist", "PERSIST", 0, 
            
            
            VALUES{"No", "Yes", 0}},
        {0x00000030,  4, "Security", "SBITS", 0, 
            
            
            
            VALUES{"None", "Level1", "Level2", "Level2", 0}},
        {0, 0, 0, 0, 0, 0}
    }

Control Register (CTL) subfields.

See Also

Control Register Description: UG002, v2.2, November, 2007, Table 4-24.

Definition at line 98 of file Virtex2.hpp.

const Bitstream::Subfield torc::bitstream::Virtex2::sMASK

staticprotected

Initial value:

= { 
        {0x00000001,  0, "GTS_USER_B", "GTS_USER_B", 0, VALUES{"Protected", "Writable", 0}},
        {0x00000008,  3, "Persist", "PERSIST", 0, VALUES{"Protected", "Writable", 0}},
        {0x00000080,  4, "Security", "SBITS", 0, 
            VALUES{"Protected", "[UNKNOWN 1]", "[UNKNOWN 2]", "Writable", 0}},
        {0, 0, 0, 0, 0, 0}
    }

Control Mask Register (MASK) subfields.

See Also

Control Mask Register Description: Inferred from Table 7-7.

Definition at line 100 of file Virtex2.hpp.

const char * torc::bitstream::Virtex2::sOpcodeName

staticprotected

Initial value:

= {
        "NOP", "READ", "WRITE", "RESERVED"
    }

Packet opcode names.

Definition at line 88 of file Virtex2.hpp.

const char * torc::bitstream::Virtex2::sPacketTypeName

staticprotected

Initial value:

= {
        "[UNKNOWN TYPE 0]", "TYPE1", "TYPE2", "[UNKNOWN TYPE 3]", "[UNKNOWN TYPE 4]", 
        "[UNKNOWN TYPE 5]", "[UNKNOWN TYPE 6]", "[UNKNOWN TYPE 7]"
    }

Packet type names.

Definition at line 86 of file Virtex2.hpp.

const char * torc::bitstream::Virtex2::sRegisterName

staticprotected

Initial value:

= {
        "CRC", "FAR", "FDRI", "FDRO", "CMD", "CTL", "MASK", "STAT", "LOUT", "COR", "MFWR", "FLR", "KEY",
        "CBC", "IDCODE"
    }

Configuration register names.

Definition at line 90 of file Virtex2.hpp.

const Bitstream::Subfield torc::bitstream::Virtex2::sSTAT

staticprotected

Status Register (STAT) subfields.

See Also

Status Register Description: UG002, v2.2, November, 2007, Table 4-25.

Note

The "bitgen" names attempt to mimic the general bitgen convention.

Definition at line 96 of file Virtex2.hpp.

---

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

• Virtex2.hpp
• Virtex2.cpp