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* Add new Arch::isIOCell() API functionEddie Hung2018-08-062-0/+7
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* Fix ice40's getBudgetOverride() to override only for COUT -> CINEddie Hung2018-08-061-1/+1
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* Change getBudgetOverride() signature to return bool and modify budget in placeEddie Hung2018-08-062-5/+7
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* Restore initial assign_budget() call after pack(), restrict call after ↵Eddie Hung2018-08-051-0/+1
| | | | initial_placement to slack_redist
* API change: Use CellInfo* and NetInfo* as cell/net handles (Python bindings)David Shah2018-08-051-9/+9
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* API change: Use CellInfo* and NetInfo* as cell/net handles (common, ice40)Clifford Wolf2018-08-054-85/+82
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* clangformatClifford Wolf2018-08-055-97/+84
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* Fix bug in ice40 estimateDelay()Clifford Wolf2018-08-041-4/+6
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* 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>
* 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 Wolf2018-08-045-61/+180
| | | | 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>
* 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 Wolf2018-08-048-571/+324
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| * Merge branch 'master' into slack_redist_freqEddie Hung2018-08-039-565/+316
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| | * Merge pull request #23 from daveshah1/use_placeconstrDavid Shah2018-08-048-564/+311
| | |\ | | | | | | | | Making use of relative constraints
| | | * clangformatDavid Shah2018-08-043-3/+4
| | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | | * Tidy upDavid Shah2018-08-042-2/+2
| | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | | * Add constraint weight as a command line optionDavid Shah2018-08-033-1/+14
| | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | | * Fixing constraint placement bugsDavid Shah2018-08-033-4/+10
| | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | | * Fixing relative constraint implementationDavid Shah2018-08-031-1/+2
| | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | | * Reworking packer and placer to use new generic rel legaliserDavid Shah2018-08-032-1/+4
| | | | | | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | | * Remove old place legaliser, set placement constraints instead (currently ↵David Shah2018-08-034-562/+285
| | | | | | | | | | | | | | | | | | | | | | | | 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 Hung2018-08-031-7/+10
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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>
* | | Make worker genericMiodrag Milanovic2018-08-021-2/+4
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* | Merge pull request #11 from mmicko/project_loadMiodrag Milanović2018-08-021-0/+9
|\ \ | | | | | | preserve command line parameters for project load
| * | preserve command line parameters for project loadMiodrag Milanovic2018-08-021-0/+9
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* | | ice40: Use real cell timingsDavid Shah2018-08-023-28/+24
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | | ice40: Adding cell timings to chipdbDavid Shah2018-08-022-0/+87
| |/ |/| | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | Add Router1CfgClifford Wolf2018-08-021-1/+5
|/ | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Remove getFrameDecal() APIClifford Wolf2018-08-014-16/+0
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* ice40: Add HFOSC support, force fabric routing on oscillators for nowDavid Shah2018-08-013-3/+20
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* clangformatDavid Shah2018-08-011-1/+1
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Display warning only if gui is not usedMiodrag Milanovic2018-08-011-2/+5
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* Fix filenames for MSVC buildMiodrag Milanovic2018-08-011-4/+4
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* Merge branch 'redist_slack' into 'master'David Shah2018-08-013-2/+49
|\ | | | | | | | | Update budgets throughout placement and routing See merge request SymbioticEDA/nextpnr!16
| * clangformat for stuff I've touchedEddie Hung2018-07-312-13/+16
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| * Modify the getNetinfo*() functions and getBudgetOverride() to not useEddie Hung2018-07-312-3/+2
| | | | | | | | user_idx and to take a PortRef& instead
| * Add --slack_redist_iter for ice40Eddie Hung2018-07-311-1/+5
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| * Merge branch 'redist_slack' of gitlab.com:SymbioticEDA/nextpnr into redist_slackEddie Hung2018-07-313-45/+92
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