Commit Graph

20 Commits

Author SHA1 Message Date
Marcelina Kościelnicka 372521ca56 ecp5: Use dfflegalize. 2020-07-05 18:49:41 +02:00
Marcelina Kościelnicka 88e7f90663 Update dff2dffe, dff2dffs, zinit to new FF types. 2020-06-23 18:24:53 +02:00
Marcelina Kościelnicka aee439360b Add force_downto and force_upto wire attributes.
Fixes #2058.
2020-05-19 01:42:40 +02:00
Eddie Hung ce6a690d27 xilinx/ice40/ecp5: undo permuting LUT masks in lut_map
Now done in read_aiger
2020-01-27 13:30:27 -08:00
David Shah 184c0e796a ecp5: Add support for mapping PRLD FFs
Signed-off-by: David Shah <dave@ds0.me>
2019-12-07 13:04:36 +00:00
whitequark d9c621f9d1 ecp5: deduplicate Diamond FD/IFS/OFS/IO primitives. 2019-08-30 10:05:09 +00:00
whitequark 1e6b60d563 ecp5: allow (and enable by default) GSR on FD/IFS/OFS primitives. 2019-08-30 09:56:19 +00:00
whitequark 6fa8ce93e6 ecp5: add missing FD primitives. 2019-08-30 09:54:48 +00:00
whitequark 7e2825a2a4 ecp5: fix CEMUX on IFS/OFS primitives. 2019-08-30 09:42:33 +00:00
David Shah fc001b4731 ecp5: Add GSR support
Signed-off-by: David Shah <dave@ds0.me>
2019-08-27 13:07:06 +01:00
Eddie Hung 6c256b8cda Merge origin/master 2019-06-27 11:20:15 -07:00
Eddie Hung b304744d15 Clean up 2019-06-18 09:50:37 -07:00
David Shah 9566573054 ecp5: Add abc9 option
Signed-off-by: David Shah <dave@ds0.me>
2019-06-14 17:15:02 +01:00
whitequark f3a26730b6 ECP5: implement all Diamond I/O buffer primitives. 2019-06-06 10:18:33 +00:00
David Shah fa2f595cfa ecp5: Compatibility with Migen AsyncResetSynchronizer
Signed-off-by: David Shah <davey1576@gmail.com>
2019-02-25 13:24:30 +00:00
David Shah df4bfa0ad6 ecp5: Disable LSR inversion
Signed-off-by: David Shah <dave@ds0.me>
2018-10-16 12:48:39 +01:00
David Shah 459d367913 ecp5: Adding synchronous set/reset support
Signed-off-by: David Shah <davey1576@gmail.com>
2018-07-14 16:18:01 +02:00
David Shah c2d7be140a ecp5: Adding basic synth_ecp5 based on synth_ice40
Signed-off-by: David Shah <davey1576@gmail.com>
2018-07-13 14:52:25 +02:00
David Shah eb8f3f7dc4 ecp5: Adding DFF maps
Signed-off-by: David Shah <davey1576@gmail.com>
2018-07-13 14:32:23 +02:00
David Shah b1b9e23f94 ecp5: Adding basic cells_sim and mapper for LUTs up to LUT7
Signed-off-by: David Shah <davey1576@gmail.com>
2018-07-13 13:27:24 +02:00