Avalon-st source api, Avalon-st source api -4 – Altera Avalon Verification IP Suite User Manual
Page 116
Description
Legal
Values
Default
Value
Parameter
Port Widths
Data symbol width in bits. The symbol width should
be 8 for byte-oriented interfaces.
1–1024
8
Symbol Width
Specifies the number of symbols that are transferred
per beat.
1–1024
4
Number of symbols
Specifies the width of the
channel
signal.
1–32
1
Width of the channel port
Specifies the width of the
error
signal.
1–1024
1
Width of the error port
Specifies the width of the
empty
signal.
1–1024
1
Width of the empty port
Timing Attributes
Specifies the delay between the
ready
and
valid
signals.
For more information about the ready and valid
signals, refer to the Avalon Interface Specification.
0–8
0
Ready latency
Specifies the number of beats per cycle.
1–1024
1
Number of beats per cycle
Channel Attributes
Specifies the maximum number of channels that the
interface supports.
—
1
Max channel number
Miscellaneous
For VHDL BFMs only. Use this option to assign a
unique number to each BFM in the testbench design.
0–1023
0
VHDL BFM ID
Related Information
Avalon-ST Source API
event_max_transaction_queue_size()
event_max_transaction_queue_size()
Prototype:
Verilog HDL: N.A.
VHDL:
bfm_id
Arguments:
void
Returns:
Notifies the testbench that the transaction queue exceeds the maximum level.
Description:
VHDL
Language support:
Avalon-ST Source BFM
Altera Corporation
Avalon-ST Source API
8-4