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Hassan replied to the topic Xilinx not supporting VHDL anymore? in the forum VHDL 1 year ago
“A DDR Design cannot be built with an AXI-Interface in VHDL. The AXI is only available for Verilog.”. What does this really mean that it cannot be build with AXI-Interface in VHDL? AXI interface is just bunch of signals and the design will eventually get mapped to FPGA pins and compiled to get netlist and bitstream. Why should VHDL AXI interface…[Read more]
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Hassan started the topic AXI Verification Components, OSVVM vs UVVM in the forum OSVVM 1 year ago
The OSVVM provides the following VC for AXI: AXI4 Master/Slave, AXI4-Lite Master/Slave and AXI-Stream Source/Sink. Coincidently, UVVM also provides VC for these busses.
I have the following questions:
1. Do the OSVVM VC for these AMBA busses support all parts of the specification for these busses?
2. What is the difference between the OSVVM VC…[Read more] -
Mike became a registered member 1 year ago
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Jim Lewis replied to the topic Which Transactor to use Stream or Address in the forum OSVVM 1 year ago
What does your interface look like? Are there any control signals? When do you receive a result – immediately or several clocks later? What operations does it support? What is the set of values you intend to apply to your ALU to verify it?
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Narayanan started the topic Which Transactor to use Stream or Address in the forum OSVVM 1 year ago
Hello, I have a simple ALU DUT which I using to learn OSVVM. The ALU requires 3 inputs (operation, src1, src2). If I wanted to use the Stream Model Transactor how should I use the StreamRecType.
a) Pack the 3 inputs into a std_logic_vector_max_c via DataToModel
b) Modify/Create new StreamRecType
c) Other?Regards,
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Gordon's profile was updated 1 year ago
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Jim Lewis replied to the topic At the end of the simulation, AlertLogPkg.vhd must open. causes error message. in the forum OSVVM 1 year ago
2024.03a addresses this issue – specifically when running interactively, EndSimulation will not be called.
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Ken became a registered member 1 year ago
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Cole became a registered member 1 year ago
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Jeremy replied to the topic At the end of the simulation, AlertLogPkg.vhd must open. causes error message. in the forum OSVVM 1 year ago
That makes sense. Thanks for the update!
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Jair became a registered member 1 year ago
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Jim Lewis replied to the topic At the end of the simulation, AlertLogPkg.vhd must open. causes error message. in the forum OSVVM 1 year ago
Hi Jeremy
Currently OSVVM is doing quit -sim when a simulation ends in error. This unfortunately is necessary to close the transcript file.A change is coming to not do this when running interactive
Jim
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Jeremy replied to the topic At the end of the simulation, AlertLogPkg.vhd must open. causes error message. in the forum OSVVM 1 year ago
That indeed fixed the issue. Thank you David. Any idea why it’s not necessary to do that for earlier versions?
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NELDA became a registered member 1 year ago
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