Commit Graph

274 Commits

Author SHA1 Message Date
Clifford Wolf 1d0f0d668a Renamed opt_const to opt_expr 2016-03-31 08:46:56 +02:00
Clifford Wolf d31c968d76 Fixed typo in greenpak4_counters.cc 2016-03-31 08:00:59 +02:00
Andrew Zonenberg 984561c034 Renamed counters pass to greenpak4_counters 2016-03-30 22:52:01 -07:00
Andrew Zonenberg 1ae33344f4 Added initial implementation of "counters" pass to synth_greenpak4. Can only infer non-resettable down counters for now. 2016-03-30 22:40:14 -07:00
Andrew Zonenberg 94a6923e7d Updated tech lib for greenpak4 counter with some clarifications 2016-03-30 20:30:25 -07:00
Andrew Zonenberg 489caf32c5 Initial work on greenpak4 counter extraction. Doesn't work but a decent start 2016-03-30 01:07:20 -07:00
Andrew Zonenberg 3ea6026648 Added splitnets to synth_greenpak4 2016-03-29 20:02:59 -07:00
Clifford Wolf 19c20235b5 Added more cell help messages 2016-03-29 15:14:43 +02:00
Clifford Wolf 8c8b2e72b1 Fixed indenting in techlibs/greenpak4/gp_dff.lib 2016-03-29 13:44:14 +02:00
Andrew Zonenberg 75f0030458 Added keep constraint to GP_SYSRESET cell 2016-03-28 23:16:43 -07:00
Andrew Zonenberg ea9cc03092 Added GP_SYSRESET block 2016-03-28 22:49:46 -07:00
Andrew Zonenberg 3197b6c372 Added GP_COUNT8/GP_COUNT14 cells 2016-03-26 23:29:02 -07:00
Andrew Zonenberg 31a7567aff Changed GP_LFOSC parameter configuration 2016-03-26 14:13:52 -07:00
Andrew Zonenberg 44fd3cd149 Added GP_LFOSC cell 2016-03-26 13:42:53 -07:00
Andrew Zonenberg af15b92c86 Renamed GP4_V* cells to GP_V* for consistency 2016-03-26 13:42:41 -07:00
Clifford Wolf b4bf787f10 Added GP_DFFS, GP_DFFR, and GP_DFFSR 2016-03-23 08:46:10 +01:00
Clifford Wolf 456c10f16e Added GP_DFF INIT parameter 2016-03-23 08:12:54 +01:00
Clifford Wolf ca8f8e30f2 Improvements in synth_greenpak4, added -part option 2016-03-21 09:44:52 +01:00
Clifford Wolf ff5c61b120 Added black box modules for all the 7-series design elements (as listed in ug953) 2016-03-19 11:09:10 +01:00
Clifford Wolf a75f94ec4a Run dffsr2dff in synth_xilinx 2016-02-13 08:20:19 +01:00
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 bd10927f45 Progress in cell library documentation 2016-02-01 13:58:10 +01:00
Clifford Wolf 17372d8abd Added "abc -luts" option, Improved Xilinx logic mapping 2016-02-01 12:40:32 +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 f1b959dc69 Run opt_const before check in default scripts 2015-12-22 11:15:05 +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 864808992b Bugfix in Xilinx LUT mapping 2015-10-30 13:58:03 +01:00
Clifford Wolf bbcbf739e6 Progress on cell help messages 2015-10-20 16:49:11 +02:00
Clifford Wolf 5d1c0ce7c0 Progress on cell help messages 2015-10-17 02:35:19 +02:00
Clifford Wolf 25c1f6e605 Added "prep" command 2015-10-14 22:46:41 +02:00
Clifford Wolf 87adb523aa Added more cell descriptions 2015-10-14 20:30:59 +02:00
Clifford Wolf 7d3a3a3173 Added first help messages for cell types 2015-10-14 16:27:42 +02:00
Clifford Wolf f42218682d Added examples/ top-level directory 2015-10-13 15:41:20 +02:00
Clifford Wolf 924d9d6e86 Added read-enable to memory model 2015-09-25 12:23:11 +02:00
Clifford Wolf 598a475724 Added nlutmap 2015-09-18 21:57:34 +02:00
Clifford Wolf 745d56149d Renamed GreenPAK4 cells, improved GP4 DFF mapping 2015-09-18 12:00:37 +02:00
Clifford Wolf d9cecabb87 Fixed copy&paste typo in synth_greenpak4 2015-09-16 09:39:31 +02:00
Clifford Wolf c5352f45c3 Added GreenPAK4 skeleton 2015-09-16 09:28:37 +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