Hey Jason,
I ran into this problem too when I had a syntax error in sim_rfnoc_lib.svh
(I was messing around with the core RFNoC testbench infrastructure code).
After I fixed my typo, it went away. I suspect this is just a bug in xsim.
Jonathon
On Wed, Aug 8, 2018 at 9:52 PM Jason Matusiak via USRP-users <
usrp-users@lists.ettus.com> wrote:
> I am not sure what I've done, but all of a sudden I don't seem to be able
> to run my testbench. Things are in the "compiling" stage of the testbench
> when I get hit with this:
>
>
>
>
>
> *Built simulation snapshot ddc_chain_behav*
>
> ******* Webtalk v2017.4 (64-bit)*
> * **** SW Build 2086221 on Fri Dec 15 20:54:30 MST 2017*
> * **** IP Build 2085800 on Fri Dec 15 22:25:07 MST 2017*
> * ** Copyright 1986-2017 Xilinx, Inc. All Rights Reserved.*
>
> *source
> /opt/gnuradio/v3.7.12.0_rfnoc/src/rfnoc-nocblocks/rfnoc/testbenches/noc_block_responder_tb/xsim_proj/xsim_proj.sim/sim_1/behav/xsim/xsim.dir/ddc_chain_behav/webtalk/xsim_webtalk.tcl
> -notrace*
> *INFO: [Common 17-186]
> '/opt/gnuradio/v3.7.12.0_rfnoc/src/rfnoc-nocblocks/rfnoc/testbenches/noc_block_responder_tb/xsim_proj/xsim_proj.sim/sim_1/behav/xsim/xsim.dir/ddc_chain_behav/webtalk/usage_statistics_ext_xsim.xml'
> has been successfully sent to Xilinx on Wed Aug 8 08:40:08 2018. For
> additional details about this file, please refer to the WebTalk help file
> at /opt/Xilinx/Vivado/2017.4/doc/webtalk_introduction.html.*
> *INFO: [Common 17-206] Exiting Webtalk at Wed Aug 8 08:40:08 2018...*
> *run_program: Time (s): cpu = 00:00:04 ; elapsed = 00:00:05 . Memory (MB):
> peak = 1340.074 ; gain = 0.000 ; free physical = 48514 ; free virtual =
> 292443*
> *INFO: [USF-XSim-69] 'elaborate' step finished in '5' seconds*
> *INFO: [USF-XSim-4] XSim::Simulate design*
> *INFO: [USF-XSim-61] Executing 'SIMULATE' step in
> '/opt/gnuradio/v3.7.12.0_rfnoc/src/rfnoc-nocblocks/rfnoc/testbenches/noc_block_responder_tb/xsim_proj/xsim_proj.sim/sim_1/behav/xsim'*
> *INFO: [USF-XSim-98] *** Running xsim*
> * with args "ddc_chain_behav -key {Behavioral:sim_1:Functional:ddc_chain}
> -tclbatch {ddc_chain.tcl} -log {simulate.log}"*
> *INFO: [USF-XSim-8] Loading simulator feature*
> *Vivado Simulator 2017.4*
> *Time resolution is 1 ps*
> *source ddc_chain.tcl*
> *## current_wave_config*
> *ERROR : The following component DSP48A1 at instance
> ddc_chain.old_hb.small_hb_i.mult.dsp_st.DSP48AST is not supported for
> retargeting in this architecture. Please modify your source code to use
> supported primitives. The complete list of supported primitives for this
> architectures is provided in the 7 Series HDL Libraries Guide available on
> www.xilinx.com <http://www.xilinx.com>.*
> *$finish called at time : 0 fs : File
> "/wrk/2017.4/nightly/2017_12_15_2086221/data/verilog/src/retarget/DSP48A1.v"
> Line 74*
> *INFO: [USF-XSim-96] XSim completed. Design snapshot 'ddc_chain_behav'
> loaded.*
> *INFO: [USF-XSim-97] XSim simulation ran for 1000000000us*
> *launch_simulation: Time (s): cpu = 00:00:12 ; elapsed = 00:00:16 . Memory
> (MB): peak = 1407.582 ; gain = 112.375 ; free physical = 48509 ; free
> virtual = 292438*
> *# if [string equal $vivado_mode "batch"] {*
> *# puts "BUILDER: Closing project"*
> *# close_project*
> *# } else {*
> *# puts "BUILDER: In GUI mode. Leaving project open."*
> *# }*
> *BUILDER: Closing project*
>
>
>
> I didn't update UHD or anything like that, so I can't figure out what I've
> done wrong. I assume the DSP48A1 is because I am attempting to use most of
> the siggen code in my block. This seemed to be working fine, and then this
> hit all of a sudden.
>
> Any thoughts?
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>
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