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502 Commits 16 Branches 1 Tag 1.8 GiB
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502 Commits

Author SHA1 Message Date
tangxifan 3756c25572 [Testbench] Enhance checking codes. Now 'X' or 'Z' signal will fail in self-checking 2020-11-20 13:51:26 -07:00
tangxifan 5a2f1e7607 [TESTBENCH] Place the include lines for post-PnR skywater cell netlists in a separated netlist, so that it can be shared among post-PnRed testbenches 2020-11-20 13:33:13 -07:00
tangxifan 40eccfa0ba [Testbench] Update post-PnR testbenches for configuration chain and scan-chain and enhance checking codes 2020-11-20 11:45:51 -07:00
tangxifan ae82946052 [Testbench] Update and2_latch post-pnr testbench 2020-11-20 11:15:01 -07:00
tangxifan e58fc97794 [Testbench] Update post-pnr test for latest PnRed netlist 2020-11-20 10:55:59 -07:00
ganeshgore e69e826cd1
Merge pull request #30 from LNIS-Projects/xt_dev 
Update Caravel wrapper generator to use tri-state buffer for wishbone and logic analyzer outputs
 2020-11-20 10:16:43 -07:00
tangxifan 6fa5e935fa [HDL] Update wrapper generator to use tri-state buffer for outputs 2020-11-19 17:14:50 -07:00
tangxifan dde0656968 [HDL] Patch tech mapped netlists of digital I/O and remove the out-of-date behavoiral codes 2020-11-19 16:31:06 -07:00
tangxifan ca716234f1 Merge branch 'master' of https://github.com/LNIS-Projects/skywater-openfpga into xt_dev 2020-11-19 16:14:39 -07:00
tangxifan 95107f9c7a [Doc] Correct bug in I/O circuit design and use svg instead of png in documentation 2020-11-19 16:13:27 -07:00
tangxifan 8036d4f39d
Merge pull request #29 from LNIS-Projects/ganesh_dev 
Ganesh dev
 2020-11-19 14:44:09 -07:00
Ganesh Gore 37e72cffb5 [HDL] Updated wrapper generation script 2020-11-18 23:15:26 -07:00
Ganesh Gore 8818449c36 Merge remote-tracking branch 'origin/xt_dev' into ganesh_dev 2020-11-18 21:21:03 -07:00
Laboratory for Nano Integrated Systems (LNIS) f927916946
Merge pull request #28 from LNIS-Projects/xt_dev 
Update I/O arrangement to avoid congestion in backend
 2020-11-18 20:52:24 -07:00
tangxifan 014a6b56ce [HDL] Add clock switch to wrapper 2020-11-18 20:50:10 -07:00
tangxifan 33824bf179 [HDL] Update caravel wrapper for new I/O assignment 2020-11-18 20:44:54 -07:00
tangxifan ca458b22f0 [Doc] Bug fix in io assignment 2020-11-18 20:31:30 -07:00
tangxifan 39b2b99ac2 [Doc] Update I/O switch by considering clock switches 2020-11-18 19:47:24 -07:00
tangxifan 655e19de6a [Doc] Update I/O arrangement to avoid congestion in backend 2020-11-18 19:11:35 -07:00
Ganesh Gore 3daabd5448 Merge remote-tracking branch 'origin/master' into ganesh_dev 2020-11-18 17:55:52 -07:00
Laboratory for Nano Integrated Systems (LNIS) 720c65bc7f
Merge pull request #27 from LNIS-Projects/xt_dev 
Fabric Testbenches
 2020-11-18 16:28:24 -07:00
tangxifan f5d18d33ea [Testbench] Add scan-chain testbench for post-pnr verification 2020-11-18 16:23:37 -07:00
tangxifan 2c590e6fb2 [Doc] Fix a typo in the resource count 2020-11-18 16:21:17 -07:00
tangxifan 439c73d211 [Testbench] Add configuration chain test benches for pre- and post- pnr simulation 2020-11-18 15:58:00 -07:00
tangxifan ce91890a0e [HDL] Now use a proper drive strength of 4 in the digital I/O cells 2020-11-18 11:58:21 -07:00
tangxifan 3ae41e2207 [Arch] Double checked I/O default direction set up in OpenFPGA architecture. Add comments for this point 2020-11-18 11:56:22 -07:00
tangxifan ea5c616339 [Doc] Enhance I/O management guidelines 2020-11-18 11:53:37 -07:00
tangxifan da0469728b [Doc] Add guidelines for setting unuses I/Os 2020-11-18 11:50:21 -07:00
Laboratory for Nano Integrated Systems (LNIS) 4badd4dbae
Merge pull request #26 from LNIS-Projects/xt_dev 
Update I/O arrangement for Caravel Project Wrapper
 2020-11-18 11:35:43 -07:00
tangxifan 4837e6d424 [HDL] Remove out-of-data wrapper 2020-11-18 11:30:53 -07:00
tangxifan a916ce7e03 [HDL] Bug fix in the caravel fpga wrapper built with hd cell library 2020-11-18 11:29:37 -07:00
tangxifan d36cb8abe7 [HDL] Add behavoiral and tech-mapped caravel wrapper Verilog codes and code generator script 2020-11-17 21:44:13 -07:00
tangxifan ed98aa27a8 [Doc] Add I/O cell truth table 2020-11-17 21:12:08 -07:00
tangxifan 2b0c5c67e9 [Doc] Update I/O arrangement to be consistent with new arch 2020-11-17 20:45:20 -07:00
Laboratory for Nano Integrated Systems (LNIS) 2fe312258e
Merge pull request #25 from LNIS-Projects/xt_dev 
Create digital I/O Cell with protection circuitry
 2020-11-17 20:11:56 -07:00
tangxifan 58440b8c42 [HDL] Bug fix in I/O cell 2020-11-17 20:03:20 -07:00
tangxifan 1bfc793600 [Arch] Bug fix due to the use of embedded I/O cell 2020-11-17 19:55:04 -07:00
tangxifan 6a27eca809 [Arch] Update arch to use digital I/O circuitry 2020-11-17 19:34:58 -07:00
tangxifan 8803b30b26 [HDL] Rename por of I/O cell to be consistent with documentation 2020-11-17 19:33:53 -07:00
tangxifan b1ce66e8ce [Doc] Update I/O circuitry details 2020-11-17 19:31:04 -07:00
tangxifan 5415af07cc [HDL] Add digitial I/O with protection circuitry 2020-11-17 19:17:48 -07:00
Laboratory for Nano Integrated Systems (LNIS) 6068eb9b01
Merge pull request #24 from LNIS-Projects/xt_dev 
Add Post-PnR Testbench for AND2_LATCH Benchmark
 2020-11-17 17:43:35 -07:00
tangxifan 0681e34a1b [Testbench] Add post PnR testbench for and2_latch benchmark 2020-11-17 17:39:53 -07:00
tangxifan 6cdf477bfc [Doc] Format documentation organization and text 2020-11-17 17:35:07 -07:00
tangxifan b1dc28e605 [Doc] Patch typo in fpga I/O resource overview 2020-11-17 15:32:49 -07:00
Laboratory for Nano Integrated Systems (LNIS) 3c898ae5c8
Merge pull request #23 from LNIS-Projects/xt_dev 
Misc Updates: OpenFPGA scripts, Benchmarks and Architecture
 2020-11-17 15:21:10 -07:00
tangxifan 55db5d5aaf [Arch] Revert to the classical pin location in vpr arch 2020-11-17 15:09:31 -07:00
tangxifan 86bb530709 [Script] Update openfpga task-run script to use the adhoc simulation settings tuned for Caravel SoC 2020-11-17 15:03:10 -07:00
tangxifan cbd9239e41 [Script] Add custom simulation settings for the Skywater 130nm eFPGA fabric 2020-11-17 14:57:23 -07:00
tangxifan a97598cef9 [Script] Patch example openfpga shell script to manage clock routing in VPR 2020-11-17 14:27:14 -07:00