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| * | [ice40] TimingPortClass of LC.O ports without any inputs now TMG_IGNOREEddie Hung2018-09-151-6/+13
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* | Merge pull request #83 from YosysHQ/ecp5_dramDavid Shah2018-10-0310-9/+329
|\ \ | | | | | | Adding support for ECP5 distributed RAM
| * | ecp5: Negative clock support, general slice improvementsDavid Shah2018-10-023-4/+41
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Small DRAM routing fixesDavid Shah2018-10-012-7/+25
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | clangformatDavid Shah2018-10-014-9/+5
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Fix packing of FFs into carry/DRAM slicesDavid Shah2018-10-011-4/+12
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Fix DRAM initialisationDavid Shah2018-10-011-2/+2
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Remove broken DRAM timing arcDavid Shah2018-10-011-2/+2
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Debugging DRAM packingDavid Shah2018-10-015-6/+40
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Working on DRAM packingDavid Shah2018-10-012-1/+68
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Handling of DRAM initialisation and wiringDavid Shah2018-10-011-1/+59
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | design_utils: Adding some design helper functionsDavid Shah2018-10-012-0/+36
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Helper functions for distributed RAM supportDavid Shah2018-10-014-0/+66
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | | Merge pull request #86 from YosysHQ/ice40globprom_prClifford Wolf2018-10-031-0/+2
|\ \ \ | | | | | | | | Add info message for promoted global nets
| * | | Add info message for promoted global netsClifford Wolf2018-10-031-0/+2
|/ / / | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | | Merge pull request #85 from YosysHQ/issue84David Shah2018-10-031-2/+13
|\ \ \ | | | | | | | | ice40: Add error for bad PACKAGE_PIN connections
| * | | ice40: Add error for bad PACKAGE_PIN connectionsDavid Shah2018-10-031-2/+13
|/ / / | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | | Merge pull request #82 from YosysHQ/ecp5_carryDavid Shah2018-10-0110-75/+512
|\| | | | | | | | Adding ECP5 carry support
| * | ecp5: Improve handling of constant CCU2C inputsDavid Shah2018-10-011-9/+65
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Fix carry feed outDavid Shah2018-09-301-1/+1
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Improve mixed no-FF/FF placementDavid Shah2018-09-304-30/+45
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Carry packing fixesDavid Shah2018-09-301-13/+18
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Relative placement and bitstream gen for carriesDavid Shah2018-09-303-2/+37
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: First stages of carry packingDavid Shah2018-09-301-3/+63
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Add ccu2c_to_sliceDavid Shah2018-09-303-12/+41
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Support code for carry chain handlingDavid Shah2018-09-302-16/+118
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | Refactor chain finder to its own fileDavid Shah2018-09-304-61/+90
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Adding carry helper functionsDavid Shah2018-09-303-1/+107
|/ / | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | clangformatDavid Shah2018-09-3015-63/+66
| | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | Merge pull request #81 from YosysHQ/ecp5_globalsDavid Shah2018-09-3011-2/+454
|\ \ | | | | | | Adding a simple ECP5 global network router
| * | ecp5: Use ArchNetInfo to mark global nets to ignoreDavid Shah2018-09-294-7/+10
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | clangformatDavid Shah2018-09-293-24/+19
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Fix global buffer connectivity and timingDavid Shah2018-09-292-0/+14
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Fix handling of global to fabric connectionsDavid Shah2018-09-291-3/+20
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Remove excessive debugging from global promoterDavid Shah2018-09-291-9/+1
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Global router produces a working bitstreamDavid Shah2018-09-294-0/+17
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Fixing global to global user routingDavid Shah2018-09-291-6/+13
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Fixing global router bugsDavid Shah2018-09-291-3/+14
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Integrate global router and debug namingDavid Shah2018-09-292-3/+9
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Adding main global promoter/router functionDavid Shah2018-09-292-21/+81
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Fix globals.cc following API updateDavid Shah2018-09-291-1/+1
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Add SPINE routing to global routerDavid Shah2018-09-291-1/+17
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Import SPINE data to databaseDavid Shah2018-09-292-1/+10
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Adding DCCA insertion functionDavid Shah2018-09-292-0/+33
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Add DCC Bels, fix global router post-rebaseDavid Shah2018-09-293-7/+12
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Working on global routerDavid Shah2018-09-291-0/+88
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Global routing algorithm up to TAPsDavid Shah2018-09-291-10/+75
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Clock usage counter functionDavid Shah2018-09-291-1/+34
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| * | ecp5: Helper function and arch tweaks for global routerDavid Shah2018-09-293-0/+81
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | | Merge pull request #79 from YosysHQ/ice40lvdsClifford Wolf2018-09-258-13/+88
|\ \ \ | | | | | | | | ice40: Adding LVDS input support
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