
Parameters
The Avalon-ST monitor supports the full range of signals defined for the Avalon-ST source and sink interfaces.
You can customize the Avalon-ST source and sink interfaces using the parameters described in the following
table.
Table 10-1: Parameters for the Avalon-ST Monitor BFM
DescriptionLegal
Values
Default
Value
Parameter
Port Widths
Data symbol width in bits. The symbol width should
be 8 for byte-oriented interfaces.
N/A8Symbol width
Numbers of symbols per word.N/A4Number of symbols
Specifies the width of the channel signal in bits.N/A1Width of the channel signal
Specifies the width of the error signal in bits.N/A1Width of the error port
Specifies the width of the empty signal in bits.N/A1Width of the empty port
Port Enables
When On, the interface includes a the startofpacket,
endofpacket, and empty signals.
On/OffOnInclude the signals to support
packets
When On, the interface includes a channel pin.On/OffOnUse the channel port
When On, the interface includes error pins.On/OffOnUse the error port
When On, the interface includes ready pins.On/OffOnUse the ready port
When On, the interface includes valid pins.On/OffOnUse the valid port
When On, the interface includes a empty pin.On/OffOnUse the empty port
Timing Attributes
Specifies the readyLatency parameter for data
interfaces that support backpressure.
For more information, refer to the Avalon Interface
Specifications.
N/A0Ready latency
Specifies the number of beats per cycle.1–10241Number of beats per cycle
Channel Attributes
Specifies when a timeout will occur if a burst write
transfer has not completed.
N/A1Max Channel Number
Miscellaneous Properties
Specifies the maximum packet size.N/A1Max Packet Size Covered
For VHDL BFMs only. Use this option to assign a
unique number to each BFM in the testbench design.
0–10230VHDL BFM ID
Avalon-ST Monitor
Altera Corporation
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Parameters
10-2
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