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dinesha |
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/*-----------------------------------------------------------------\
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| DESCRIPTION: |
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| tb_conf.v: Global constant definitions |
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| Instantiated modules: none |
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| Included files: none |
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\-----------------------------------------------------------------*/
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`define TESTBENCH tb_top.u_tb_eth // hierarchical name of testbench instance
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`define MAX_STR_LENGTH 100 // max length for character strings
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`define MAX_PKT_SIZE 8000 // Max packet size in bytes
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`define MAX_HEADER_SIZE 32 // Max size of user-defined packet headers
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// (in bytes)
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`define IP_EXTENSION_HEADER_SIZE 256 // Max size of IP Extension Header
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`define MIN_IFG 96 // Minimum permitted IFG on receive side
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// for signalling error
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`define EVENT_LOG_FILENAME "stargate_events.log" // file to log events
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`define PARAM_LOG_FILENAME "stargate_log_files/tb_param.log" // file for logging packet parameters
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// from print_packet_parameters task
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/*******************Default values of packet fields ***********************/
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`define DEFAULT_VLAN_TPID 16'h8100 // VLAN Tag Protocol ID in IEEE 802.1Q
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`define DEFAULT_L2_TYPE 16'h0700 // Default type field for Ethernet frames
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// set to an unassigned value
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`define PAUSE_DEST_MAC 48'h0180c2000001 // Destination MAC address for PAUSE frames
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`define PAUSE_TYPE 16'h8808 // type/length value defined for PAUSE frames
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`define PAUSE_OPCODE 16'h0001 // Opcode for PAUSE frame
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/********************************************************************************/
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/************************* MII parameters ***************************************/
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`define MII_WIDTH 4 // Width of MII interface
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`define RMII_WIDTH 2 // Width of Reduced MII interface
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`define GMII_WIDTH 8 // Width of Gigabit MII interface
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`define SERDES_WIDTH 10 // Width of SERDES interface
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`define SFD 8'b11010101 // Start-of-frame delimiter
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`define MAX_COLLISIONS 16 // Collision limit
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`define BACKOFF_LIMIT 1024 // Maximum backoff in slots
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`define MIN_FRAME_SIZE 64 // Minimum size of a valid frame, in bytes
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/********************************************************************************/
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/*************** Options for logging frames into events.log file*****************/
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`define LOG_TRANSMITTED_FRAMES 1 // log all frames on transmission
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`define LOG_RECEIVED_FRAMES 1 // log all frames on reception
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`define LOG_FRAMES_WITH_ERRORS 1 // log frames received with errors
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/********************************************************************************/
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/****************Options for terminating simulation on error conditions*********/
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`define TERMINATE_ON_TASK_ERRORS 1 // Terminate when a task is called illegally
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`define TERMINATE_ON_PARAM_ERRORS 1 // Terminate when a parameter to a task
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// is out of range
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`define TERMINATE_ON_TRANSMIT_ERRORS 1 // Terminate on transmit errors, such as
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// when transmit_packet_sequence
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// finds the port busy
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`define TERMINATE_ON_TRANSMIT_TIMEOUT 1 // Terminate when transmit timer
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// times out
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`define TERMINATE_ON_IFG_VIOLATION 0 // Terminate when IFG on receive
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// less than MIN_IFG
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`define TERMINATE_ON_CRC_ERROR 0 // Terminate when received frame has
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// CRC error
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`define TERMINATE_ON_UNDERSIZE_FRAME 0 // Terminate when size of received frame
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// is less than the defined minimum
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`define TERMINATE_ON_OVERSIZE_FRAME 0 // Terminate when size of received frame
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// is larger than the defined minimum
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`define TERMINATE_ON_ALIGNMENT_ERROR 0 // Terminate when received frame has
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// an alignment error
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/********************************************************************************/
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/******** The following are debug switches ***********/
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`define DEBUG_MII 0 // Debug MII interfaces
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/********************************************************************************/
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