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* Rename Design to Context, derive from Arch instead of instantiatingClifford Wolf2018-06-181-1/+1
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improving code style and fixing dummyDavid Shah2018-06-181-1/+2
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Updating copyrightsDavid Shah2018-06-171-0/+1
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ice40: Proper global promotionDavid Shah2018-06-161-1/+16
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ice40: Promote reset signalDavid Shah2018-06-161-0/+20
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* experiment: Simple heuristic-based placerDavid Shah2018-06-161-1/+1
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ice40: Rename ICESTORM_RAM pinsDavid Shah2018-06-131-0/+24
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Add A*-like optimizations to routerClifford Wolf2018-06-131-1/+2
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* ice40: Promote one clock to a global bufferDavid Shah2018-06-131-1/+7
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Simple IO buffer insertion, enable packer by defaultDavid Shah2018-06-131-0/+36
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Add IdString APIClifford Wolf2018-06-121-3/+3
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnrClifford Wolf2018-06-121-2/+4
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| * ice40: Debugging and fixing FF configurationDavid Shah2018-06-121-2/+4
| | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnrClifford Wolf2018-06-121-1/+16
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| * ice40: Debugging the packerDavid Shah2018-06-121-1/+3
| | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * ice40: Start working on a packer, currently not testedDavid Shah2018-06-121-0/+13
| | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | Add nextpnr namespaceClifford Wolf2018-06-121-0/+4
|/ | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* ice40: Adding cell utilities for packingDavid Shah2018-06-121-0/+110
Signed-off-by: David Shah <davey1576@gmail.com>