YosysHQ/nextpnr

Issues

• routing check should be moved to Context::check()

  #1391 opened 2 months ago by Ravenslofty
  0

• Factor out router2's data structures

  #1390 opened 2 months ago by Ravenslofty
  0

• Use detail_place_core for placer legalisation

  #1389 opened 2 months ago by Ravenslofty
  0

• Formally document thread safety

  #1388 opened 2 months ago by Ravenslofty
  0

• CMakeLists.txt as written will not find Boost headers with old policy in recent Boost/CMake versions

  #1384 opened 2 months ago by cr1901
  0

• terminate called after throwing an instance of 'std::out_of_range' during nextpnr_ice40::log_crit_paths

  #1379 opened 3 months ago by Barabas5532
  2

• Unable to find legal placement for cell '$gbuf_set_nbtn_SB_LUT4_I3_O[2]_$glb_sr' after 10001 attempts

  #1371 opened 3 months ago by khalfella
  3

• Gowin: failed route io with ddr

  #1275 opened 3 months ago by andryblack
  4

• [Himbaechel][XILINX] missing timing file.

  #1377 opened 3 months ago by cbalint13
  2

• Himbaechel xilinx : Unable to place RAM128X1S

  #1365 opened 3 months ago by marzoul
  2

• Nexus: Cell type 'CCU2'...not supported by this device. Encountered when using 'synth_nexus -abc9' in Yosys.

  #1261 opened 3 months ago by tcal-x
  3

• Does anyone know how to get this working in Void Linux?

  #1321 opened 3 months ago by Xeraster
  2

• Fmax estimation implemented with nextpnr-himbaechel for Gowin devices?

  #1339 opened 3 months ago by janschiefer
  4

• Empty GUI grid with --gui using nexpnr-himbaechel on GW1NR-LV9; --gui-no-aa crashes.

  #1350 opened 4 months ago by stacksmith
  3

• Himbaechel for Xilinx target : Unable to place cell DSP48E1

  #1361 opened 3 months ago by marzoul
  1

• Himbaechel (xilinx) : Placer crashes with out_of_range exception related to dict of cells

  #1364 opened 3 months ago by marzoul
  2

• nextpnr-ecp5 GUI locks up generating tooltip for downhill pips

  #1368 opened 3 months ago by danderson
  1

• 'Device' object has no attribute 'wire_delay'

  #1362 opened 3 months ago by TimSchimansky
  4

• Sequential logic is stall when generated with nextpnr-gowin

  #1356 opened 4 months ago by pointcheck
  6

• Build is broken

  #1355 opened 4 months ago by pointcheck
  2

• [Feature request] backend for SOFA (Skywater Opensource FPGAs)

  #1333 opened 6 months ago by ohault
  4

• Apycula not found

  #1343 opened 5 months ago by ReubenkThomas
  2

• Could not use nextpnr-gowin with --family GW2A-18C

  #1330 opened 5 months ago by janeoa
  2

• Infinite loop in router for a large fraction of seeds on a consistent net

  #1341 opened 6 months ago by ld-cd
  0

• An option to reject inputs where some of the clock nets have no defined or derived constraints

  #1335 opened 6 months ago by whitequark
  4

• Is there MachXO3 support?

  #1331 opened 6 months ago by philtomson
  2

• PIN "U3" unavailabel in ECP5's CABGA381 package

  #1329 opened 7 months ago by fedy0
  1

• Problem with ALU54D, "Unable to find legal placement"

  #1326 opened 7 months ago by bjoernskau
  5

• Routing fails on Crosslink Nexus: "Failed to route arc 0.0 of net 'clk'"

  #1317 opened 7 months ago by polymerizedsage
  4

• Matching Bel type shows as not matching

  #1323 opened 7 months ago by KelvinChung2000
  2

• Himbaechel Example fail

  #1322 opened 7 months ago by KelvinChung2000
  0

• ecp5: trouble using IO_TYPE=LVDS

  #1320 opened 8 months ago by Ownasaurus
  8

• I can't find the arch file chipdb-5k.bin, where is it ?

  #1316 opened 8 months ago by lehaifeng000
  2

• On iCE40, use SB_IO PIN_TYPE to avoid unnecessary placement constraint on buffers

  #1305 opened 9 months ago by whitequark
  4

• Histogram should probably show slack 0 to improve clarity

  #1313 opened 8 months ago by whitequark
  0

• NextPNR-nexus reports PCLKDIV primitive not supported on LICL-40

  #1272 opened a year ago by polymerizedsage
  3

• DSP Primitives not working on GOWIN or Himbaechel

  #1307 opened 9 months ago by bjoernskau
  13

• Symbol not found: __ZNK5boost10filesystem4path7stem_v3Ev

  #1306 opened 9 months ago by zaun
  5

• Add NetBSD support

  #1298 opened 9 months ago by thorpej
  2

• nextpnr-ecp5 build failed during chipdb generation

  #1304 opened 9 months ago by solverstin
  9

• undefined symbol: _ZNK5boost10filesystem4path7stem_v3Ev

  #1297 opened 10 months ago by gareth-anthony-hulse
  3

• Make fail

  #1292 opened 10 months ago by yathAg
  3

• Installation on Ubuntu 22.04

  #1288 opened a year ago by Ownasaurus
  4

• getting stuck at unpacking tools-oss-cad-suite-windows_amd64-0.0.8.tar.gz ,and uptime is too abnormal

  #1280 opened a year ago by Varad-97
  2

• Cut a release with Gowin Himbaechel uarch

  #1276 opened a year ago by pepijndevos
  3

• nextpnr fails to build using g++ version 14.0.1 (fedora)

  #1274 opened a year ago by gsomlo
  2

• nextpnr-ice40 reports wrong number of resources for U1K and U2K

  #1266 opened a year ago by vicencb
  1

• Broken link to report.py

  #1263 opened a year ago by secworks
  0

• No such file or directory: '/usr/local/share/icebox/timings_lp384.txt'

  #1256 opened a year ago by jiapei100
  1

• nextpnr-gowin GUI crash when opening JSON file in the GUI (debug test included)

  #1255 opened a year ago by BellssGit
  0