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* Fix bug in ice40 estimateDelay()Clifford Wolf2018-08-041-4/+6
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Merge branch 'master' of github.com:YosysHQ/nextpnr into lutpermClifford Wolf2018-08-0415-26/+166
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| * compile fixMiodrag Milanovic2018-08-041-1/+1
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| * Merge pull request #33 from YosysHQ/gui-ecp5Miodrag Milanović2018-08-0415-25/+165
| |\ | | | | | | Gui ecp5
| | * Utility calls staticMiodrag Milanovic2018-08-042-2/+2
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| | * Move ArchArgs to BaseWindowMiodrag Milanovic2018-08-047-11/+7
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| | * Chip selection ui for ECP5Miodrag Milanovic2018-08-043-2/+53
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| | * not needed anymoreMiodrag Milanovic2018-08-041-7/+0
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| | * add write bitstreamMiodrag Milanovic2018-08-045-2/+77
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| | * Unify interfaces for guiMiodrag Milanovic2018-08-038-9/+34
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* | | Use faster model for ice40 predictDelay()Clifford Wolf2018-08-041-1/+6
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Add new iCE40 delay estimator and delay predictorClifford Wolf2018-08-045-121/+343
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | ice40: Bitstream gen for LUT permutationDavid Shah2018-08-041-8/+78
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | | Quick fix for router bug in unrouting a conflicting pipClifford Wolf2018-08-041-1/+3
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Add generation of models to tmfuzzClifford Wolf2018-08-043-9/+184
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Refactor ice40 timing fuzzer used to create delay estimatesClifford Wolf2018-08-047-64/+184
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Fix bug in ice40 chipdby.py add_wire() that moves some wires to X0/Y0Clifford Wolf2018-08-041-3/+7
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Add router1 cfg.useEstimate, improve getActualRouteDelayClifford Wolf2018-08-043-8/+31
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Remove SVG functionality from ice40 mainClifford Wolf2018-08-041-31/+0
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Merge branch 'master' of github.com:YosysHQ/nextpnr into lutpermClifford Wolf2018-08-0422-717/+720
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| * | Merge pull request #30 from eddiehung/slack_redist_freqEddie Hung2018-08-034-19/+18
| |\ \ | | | | | | | | Slack redistribution to auto-tune frequency only if --freq 0 set
| | * \ Merge branch 'master' into slack_redist_freqEddie Hung2018-08-0321-699/+704
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| * | | Merge pull request #23 from daveshah1/use_placeconstrDavid Shah2018-08-0420-698/+699
| |\ \ \ | | | | | | | | | | Making use of relative constraints
| | * | | place_common: Remove excessively verbose debuggingDavid Shah2018-08-041-13/+0
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | clangformatDavid Shah2018-08-045-14/+14
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | Tidy upDavid Shah2018-08-043-3/+2
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | Add constraint weight as a command line optionDavid Shah2018-08-037-8/+27
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | Add distance moved metrics, changing heuristicsDavid Shah2018-08-032-1/+31
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | placer1: Experiment with adding 'constraint distance' metricDavid Shah2018-08-031-2/+11
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | place_common: Fixing accidental chain breakageDavid Shah2018-08-031-4/+7
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | Adding constraint satisfaction checks for debuggingDavid Shah2018-08-033-9/+18
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | Fixing constraint placement bugsDavid Shah2018-08-035-31/+56
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | place_common: Debugging bad relative constraint legalisationDavid Shah2018-08-031-1/+31
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | Fixing relative constraint implementationDavid Shah2018-08-032-1/+11
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | place_common: Relative constraints working for basic exampleDavid Shah2018-08-031-11/+28
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | place_common: Fixing rel legaliser search bugsDavid Shah2018-08-031-3/+3
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | Reworking packer and placer to use new generic rel legaliserDavid Shah2018-08-034-10/+18
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | place_common.cc: Working on constraint legalisationDavid Shah2018-08-031-13/+133
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | place_common: Helper functions for rel. constraintsDavid Shah2018-08-032-0/+126
| | | | | | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * | | Remove old place legaliser, set placement constraints instead (currently ↵David Shah2018-08-0310-679/+288
| | | |/ | | |/| | | | | | | | | | | | | | | | | ignored by placer) Signed-off-by: David Shah <davey1576@gmail.com>
| * / | ice40: Add SB_GB timing to databaseDavid Shah2018-08-041-1/+5
| |/ / | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * Auto frequency only if --freq 0 is setEddie Hung2018-08-034-19/+18
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* | Proper ice40 wire typesClifford Wolf2018-08-035-57/+155
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | Add iCE40 pseudo-pips for lut permutationClifford Wolf2018-08-036-27/+157
|/ | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Merge pull request #21 from daveshah1/promote_logic_globalsClifford Wolf2018-08-031-10/+40
|\ | | | | ice40: Promote 'logic' globals as well as clock/enable/reset
| * ice40: Promote 'logic' globals as well as clock/enable/resetDavid Shah2018-08-031-10/+40
| | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | Merge pull request #22 from YosysHQ/routethruClifford Wolf2018-08-034-15/+129
|\ \ | | | | | | Add iCE40 LUT route-through pips
| * | ice40: Add bitstream gen for routethru LUTsDavid Shah2018-08-031-9/+58
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | Add LUT route-through pips to iCE40 architecture databaseClifford Wolf2018-08-023-6/+71
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Merge pull request #20 from YosysHQ/gui4allMiodrag Milanović2018-08-0324-448/+404
|\ \ \ | |_|/ |/| | Refactor GUI
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