Commit Graph

65 Commits

Author SHA1 Message Date
Clifford Wolf 81bdf0ad0f iCE40 flow is not experimental anymore 2016-11-01 11:32:02 +01:00
Clifford Wolf 21659847a7 Minor fixes in ice40_ff* passes for sloppy SB_DFF instantiations 2016-07-08 14:41:36 +02:00
Clifford Wolf df5ebfa0a0 Improved ice40_ffinit error reporting 2016-06-30 09:58:13 +02:00
Clifford Wolf ca91bccb6b Added "deminout" 2016-06-19 13:08:16 +02:00
Clifford Wolf 6fe3d5a1cf Added synth_ice40 support for latches via logic loops 2016-05-06 23:02:37 +02:00
Clifford Wolf 126da0ad3d Fixed ice40_opt lut unmapping, added "ice40_opt -unlut" 2016-05-06 14:32:32 +02:00
Clifford Wolf a24021ea20 Converted synth_greenpak4 to ScriptPass 2016-04-23 10:27:33 +02:00
Clifford Wolf 0bc95f1e04 Added "yosys -D" feature 2016-04-21 23:28:37 +02:00
Clifford Wolf 2553319081 Added ScriptPass helper class for script-like passes 2016-03-31 11:16:34 +02:00
Clifford Wolf ec93680bd5 Renamed opt_share to opt_merge 2016-03-31 08:52:49 +02:00
Clifford Wolf 1d0f0d668a Renamed opt_const to opt_expr 2016-03-31 08:46:56 +02:00
Clifford Wolf 0ccfb88728 Work around DDR dout sim glitches in ice40 SB_IO sim model 2016-02-07 11:19:48 +01:00
Clifford Wolf d69395ca08 Added dffsr2dff 2016-02-02 17:19:01 +01:00
Clifford Wolf 2ee608246f Re-run ice40_opt in "synth_ice40 -abc2" 2015-12-22 12:19:11 +01:00
Clifford Wolf 3102ffbb83 Improvements in ice40_opt 2015-12-22 12:18:38 +01:00
Clifford Wolf 8bf452c364 Bugfix in ice40_ffinit 2015-12-22 12:18:06 +01:00
Clifford Wolf ec93d258a4 Improved ice40_ffinit 2015-12-22 11:15:25 +01:00
Clifford Wolf 494e5f24f9 Added "synth_ice40 -abc2" 2015-12-08 11:16:26 +01:00
Clifford Wolf 4d0a6dac7b Merge pull request #108 from cseed/master
Added LO to ICESTORM_LC for LUT cascade route.
2015-12-07 03:32:20 +01:00
Cotton Seed 9f5b6e4cbc Added LO to ICESTORM_LC for LUT cascade route. 2015-12-06 17:24:48 -05:00
Clifford Wolf 0793f1b196 Added ice40_ffinit pass 2015-11-26 18:11:06 +01:00
Clifford Wolf 8ff229a3ea Fixed WE/RE usage in iCE40 BRAM mapping 2015-11-24 10:51:34 +01:00
Clifford Wolf 3ad742056b Fixed iCE40 SB_IO OUTPUT_ENABLE vs. outena_q handling 2015-11-06 17:02:16 +01:00
Clifford Wolf 924d9d6e86 Added read-enable to memory model 2015-09-25 12:23:11 +02:00
Clifford Wolf 99ccb3180d Fixed ice40 handling of negclk RAM40 2015-09-10 17:35:19 +02:00
Clifford Wolf c475deec6c Switched to Python 3 2015-08-22 09:59:33 +02:00
Clifford Wolf 9596fe74de Another bugfix for ice40 and xilinx brams_init make rules 2015-08-16 21:39:34 +02:00
Clifford Wolf aedcfd6fd3 Fixed Makefile rules for generated share files 2015-08-16 21:15:07 +02:00
Clifford Wolf 9c33172ece Added tribuf command 2015-08-16 12:55:25 +02:00
Clifford Wolf e4ef000b70 Adjust makefiles to work with out-of-tree builds
This is based on work done by Larry Doolittle
2015-08-12 15:04:44 +02:00
Clifford Wolf c43f38c81b Improved handling of "keep" attributes in hierarchical designs in opt_clean 2015-08-12 14:10:14 +02:00
Marcus Comstedt c9e56bc428 Added iCE40 WARMBOOT cell 2015-08-06 22:58:17 +02:00
Clifford Wolf 516e8828f2 Don't write a 17th memory bit in ice40/cells_sim (by Larry Doolittle) 2015-07-27 22:44:01 +02:00
Clifford Wolf c6ca4780e2 iCE40 DFF sim models: init Q regs to 0 2015-07-20 13:05:18 +02:00
Clifford Wolf 54588a276a Avoid tristate warning for blackbox ice40/cells_sim.v 2015-07-18 11:59:04 +02:00
Clifford Wolf 6c84341f22 Fixed trailing whitespaces 2015-07-02 11:14:30 +02:00
Clifford Wolf df0163cd2b iCE40: set min bram efficiency to 2% 2015-06-20 09:31:19 +02:00
Clifford Wolf 9500b564ac synth_ice40 now flattens by default 2015-06-09 20:28:17 +02:00
Clifford Wolf 09ef279b60 Added iCE40 PLL cells 2015-05-31 13:10:43 +02:00
Clifford Wolf c329233f0d Added output args to synth_ice40 2015-05-26 17:08:53 +02:00
Clifford Wolf 313f570fcc improved ice40 SB_IO sim model 2015-05-23 10:17:03 +02:00
Clifford Wolf 264eb8eb6e Added ice40 SB_IO sim model 2015-05-23 09:30:24 +02:00
Clifford Wolf 61512b6f41 Verific build fixes 2015-05-17 08:19:52 +02:00
Clifford Wolf 9d067fecea ice40_opt bugfix 2015-04-27 11:36:13 +02:00
Clifford Wolf 310fde197e iCE40: SB_CARRY const fold -> unmap SB_LUT 2015-04-27 10:27:50 +02:00
Clifford Wolf 8d4a675f91 Added iCE40 const folding support for SB_CARRY 2015-04-27 08:38:14 +02:00
Clifford Wolf 752851954b Initialization support for all iCE40 bram modes 2015-04-26 08:39:31 +02:00
Clifford Wolf b4d7a590e8 initialized iCE40 brams (mode 0) 2015-04-25 20:44:51 +02:00
Clifford Wolf 4cc4400514 improved iCE40 SB_RAM40_4K simulation model 2015-04-25 20:01:37 +02:00
Clifford Wolf 82a4722f46 More iCE40 bram improvements 2015-04-25 18:04:57 +02:00