GenericVcAllocator Class Reference

This class allocates an output virtual channel to all requesting input messages. Only head flits pass through VCA. =====================================================================================. More...

#include <genericVcAllocator.h>

List of all members.

Public Member Functions

GenericVcAllocator ()

~GenericVcAllocator ()

void setup (uint p, uint v)

bool request (uint out_port, uint out_vc, uint in_port, uint in_vc)

bool is_empty (void)

bool is_empty (uint i)

void pick_winner (void)

void set_request_matrix (void)

void do_round_robin_arbitration (void)

void clear_winner (uint op, uint ovc, uint ip, uint ivc)

void squash_requests (uint op, uint ovc, uint ip, uint ivc)

string toString () const

bool is_requested (uint op, uint ovc, uint ip, uint ivc)

Public Attributes

vector< uint > current_winners

uint address

uint node_ip

Private Attributes

uint ports

uint vcs

string name

vector< bool > done

vector< bool > locked

vector< uint > last_winner

vector< vector< bool > > requested

vector< vector< uint > > last_inport_winner

vector< vector< vector< short
int > > > requestor_inport

Detailed Description

This class allocates an output virtual channel to all requesting input messages. Only head flits pass through VCA. =====================================================================================.

===================================================================================== Class: GenericVcAllocator Description:

Definition at line 43 of file genericVcAllocator.h.

Constructor & Destructor Documentation

GenericVcAllocator::GenericVcAllocator ( )

Definition at line 25 of file genericVcAllocator.cc.

References name.

GenericVcAllocator::~GenericVcAllocator ( )

Definition at line 30 of file genericVcAllocator.cc.

Member Function Documentation

void GenericVcAllocator::clear_winner	(	uint	op,
		uint	ovc,
		uint	ip,
		uint	ivc
	)

Definition at line 277 of file genericVcAllocator.cc.

References _DBG, current_winners, done, locked, requested, requestor_inport, and vcs.

Referenced by GenericRouter4Stg::do_switch_traversal().

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void GenericVcAllocator::do_round_robin_arbitration ( void )

Definition at line 229 of file genericVcAllocator.cc.

References current_winners, done, last_inport_winner, last_winner, locked, ports, requested, and vcs.

Referenced by pick_winner().

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bool GenericVcAllocator::is_empty ( uint i )

Definition at line 127 of file genericVcAllocator.cc.

References ports, requestor_inport, and vcs.

bool GenericVcAllocator::is_empty ( void )

Definition at line 115 of file genericVcAllocator.cc.

References ports, requestor_inport, and vcs.

Referenced by GenericRouter4Stg::handle_tick_event(), and pick_winner().

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bool GenericVcAllocator::is_requested	(	uint	op,
		uint	ovc,
		uint	ip,
		uint	ivc
	)

Definition at line 318 of file genericVcAllocator.cc.

References requestor_inport, and vcs.

Referenced by GenericRouter4Stg::handle_tick_event().

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void GenericVcAllocator::pick_winner ( void )

Definition at line 138 of file genericVcAllocator.cc.

References do_round_robin_arbitration(), is_empty(), and set_request_matrix().

Referenced by GenericRouter4Stg::handle_tick_event().

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bool GenericVcAllocator::request	(	uint	out_port,
		uint	out_vc,
		uint	in_port,
		uint	in_vc
	)

Definition at line 76 of file genericVcAllocator.cc.

References locked, requestor_inport, and vcs.

Referenced by GenericRouter4Stg::handle_tick_event().

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void GenericVcAllocator::set_request_matrix ( void )

Definition at line 181 of file genericVcAllocator.cc.

References last_inport_winner, locked, ports, requested, requestor_inport, and vcs.

Referenced by pick_winner().

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void GenericVcAllocator::setup	(	uint	p,
		uint	v
	)

Definition at line 36 of file genericVcAllocator.cc.

References current_winners, done, last_inport_winner, last_winner, locked, ports, requested, requestor_inport, and vcs.

Referenced by GenericRouter4Stg::init().

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void GenericVcAllocator::squash_requests	(	uint	op,
		uint	ovc,
		uint	ip,
		uint	ivc
	)

Definition at line 324 of file genericVcAllocator.cc.

References current_winners, done, locked, requested, requestor_inport, and vcs.

Referenced by GenericRouter4Stg::handle_tick_event().

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string GenericVcAllocator::toString ( ) const

Member Data Documentation

uint GenericVcAllocator::address

Definition at line 63 of file genericVcAllocator.h.

Referenced by GenericRouter4Stg::init().

vector< uint > GenericVcAllocator::current_winners

Definition at line 62 of file genericVcAllocator.h.

Referenced by clear_winner(), do_round_robin_arbitration(), GenericRouter4Stg::handle_tick_event(), setup(), and squash_requests().

vector< bool > GenericVcAllocator::done [private]

Definition at line 70 of file genericVcAllocator.h.

Referenced by clear_winner(), do_round_robin_arbitration(), setup(), and squash_requests().

vector< vector < uint > > GenericVcAllocator::last_inport_winner [private]

Definition at line 74 of file genericVcAllocator.h.

Referenced by do_round_robin_arbitration(), set_request_matrix(), and setup().

vector< uint > GenericVcAllocator::last_winner [private]

Definition at line 72 of file genericVcAllocator.h.

Referenced by do_round_robin_arbitration(), and setup().

vector< bool > GenericVcAllocator::locked [private]

Definition at line 71 of file genericVcAllocator.h.

Referenced by clear_winner(), do_round_robin_arbitration(), request(), set_request_matrix(), setup(), and squash_requests().

string GenericVcAllocator::name [private]

Definition at line 69 of file genericVcAllocator.h.

Referenced by GenericVcAllocator().

uint GenericVcAllocator::node_ip

Definition at line 64 of file genericVcAllocator.h.

Referenced by GenericRouter4Stg::init().

uint GenericVcAllocator::ports [private]

Definition at line 67 of file genericVcAllocator.h.

Referenced by do_round_robin_arbitration(), is_empty(), set_request_matrix(), and setup().

vector< vector < bool > > GenericVcAllocator::requested [private]

Definition at line 73 of file genericVcAllocator.h.

Referenced by clear_winner(), do_round_robin_arbitration(), set_request_matrix(), setup(), and squash_requests().

vector< vector < vector <short int > > > GenericVcAllocator::requestor_inport [private]

Definition at line 75 of file genericVcAllocator.h.

Referenced by clear_winner(), is_empty(), is_requested(), request(), set_request_matrix(), setup(), and squash_requests().

uint GenericVcAllocator::vcs [private]

Definition at line 68 of file genericVcAllocator.h.

Referenced by clear_winner(), do_round_robin_arbitration(), is_empty(), is_requested(), request(), set_request_matrix(), setup(), and squash_requests().

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


Public Member Functions
	GenericVcAllocator ()
	~GenericVcAllocator ()
void	setup (uint p, uint v)
bool	request (uint out_port, uint out_vc, uint in_port, uint in_vc)
bool	is_empty (void)
bool	is_empty (uint i)
void	pick_winner (void)
void	set_request_matrix (void)
void	do_round_robin_arbitration (void)
void	clear_winner (uint op, uint ovc, uint ip, uint ivc)
void	squash_requests (uint op, uint ovc, uint ip, uint ivc)
string	toString () const
bool	is_requested (uint op, uint ovc, uint ip, uint ivc)
Public Attributes
vector< uint >	current_winners
uint	address
uint	node_ip
Private Attributes
uint	ports
uint	vcs
string	name
vector< bool >	done
vector< bool >	locked
vector< uint >	last_winner
vector< vector< bool > >	requested
vector< vector< uint > >	last_inport_winner
vector< vector< vector< short int > > >	requestor_inport