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* place: Tidying up the SA placerDavid Shah2018-06-163-109/+37
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ice40: Include RAM init data in bitstreamDavid Shah2018-06-161-0/+40
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ice40: Fix bitstream generation when parameters are unspecifiedDavid Shah2018-06-161-13/+23
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* place: Reformat placerDavid Shah2018-06-161-49/+46
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ice40: Bitstream generation for RAMDavid Shah2018-06-161-1/+36
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ice40: Only place IO at valid pinsDavid Shah2018-06-163-3/+14
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Improve placement heuristicDavid Shah2018-06-161-2/+1
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Fix router for routing to the same dest wire twiceClifford Wolf2018-06-161-21/+16
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Remove dead codeDavid Shah2018-06-161-8/+0
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Improving SA placer performanceDavid Shah2018-06-161-21/+50
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Very slow SA placer based on arachne-pnrDavid Shah2018-06-161-60/+241
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Create all without ui file, enables more controlMiodrag Milanovic2018-06-164-173/+93
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* Propagate signalsMiodrag Milanovic2018-06-164-2/+13
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* Experimenting with more unplacingDavid Shah2018-06-161-6/+11
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Adding randomness and changes metrics to placerDavid Shah2018-06-161-9/+25
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Updating placerDavid Shah2018-06-161-7/+35
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Update basic placer to use new APIDavid Shah2018-06-161-4/+10
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Another heuristic experimentDavid Shah2018-06-161-77/+18
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Playing about with placement heuristicsDavid Shah2018-06-161-5/+19
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* experiment: Simple heuristic-based placerDavid Shah2018-06-167-9/+139
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ice40: Another arch_place fixDavid Shah2018-06-141-1/+1
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ice40: General fixesDavid Shah2018-06-142-11/+21
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ice40: Read cells in arachne placement scriptDavid Shah2018-06-141-1/+1
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ice40: Importer for placed ice40 designs from arachneDavid Shah2018-06-143-0/+35
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Added back some size limits for UIMiodrag Milanovic2018-06-143-4/+9
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* Split design widget on sideMiodrag Milanovic2018-06-146-258/+289
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* separate clearPropertiesMiodrag Milanovic2018-06-142-4/+12
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* CleanupMiodrag Milanovic2018-06-145-7/+6
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* Split to classesMiodrag Milanovic2018-06-147-136/+169
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* Split per widgetsMiodrag Milanovic2018-06-142-360/+414
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* Add output of estimated total wire delay to router (as metric for placement ↵Clifford Wolf2018-06-141-0/+49
| | | | | | quality) Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Increase ripup penalties over timeClifford Wolf2018-06-141-2/+8
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add route-ripup routing loopClifford Wolf2018-06-143-38/+188
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Refactor position/delay estimation APIClifford Wolf2018-06-146-87/+37
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* python: Clear SIGINT handler after Python loadsDavid Shah2018-06-141-0/+2
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Drastically reduce number of linker symbols in chipdbClifford Wolf2018-06-131-18/+40
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Cleanup and preps for further ui workMiodrag Milanovic2018-06-133-62/+48
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* Make custom types for elements in tree viewMiodrag Milanovic2018-06-132-177/+145
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* Improve router error reportingClifford Wolf2018-06-131-4/+15
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* ice40: Rename ICESTORM_RAM pinsDavid Shah2018-06-132-3/+56
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Improve router error messagesClifford Wolf2018-06-131-5/+13
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add support for CellInfo->pins in routerClifford Wolf2018-06-132-5/+17
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add picorv32_top module with fewer IO pinsClifford Wolf2018-06-132-1/+32
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* frontend/json: Fix bus portsDavid Shah2018-06-131-1/+1
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Fix router error handling for unplaced cellsClifford Wolf2018-06-131-2/+5
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add missing iCE40 global buffer belsClifford Wolf2018-06-131-0/+18
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add test PicoRV32 build scriptClifford Wolf2018-06-132-0/+7
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnrClifford Wolf2018-06-132-3/+38
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| * ice40: Pack RAMsDavid Shah2018-06-133-8/+46
| | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | Add A*-like optimizations to routerClifford Wolf2018-06-138-31/+97
|/ | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
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