Commit Graph

127 Commits

Author SHA1 Message Date
Andrew Zonenberg 06754108fc Merge branch 'master' of https://github.com/cliffordwolf/yosys into counter-extraction 2017-08-30 16:40:41 -07:00
Andrew Zonenberg 634f18be96 extract_counter: Minor changes requested to comply with upstream policy, fixed a few typos 2017-08-30 16:28:25 -07:00
Andrew Zonenberg 3fc1b9f3fd Finished refactoring counter extraction to be nice and generic. Implemented techmapping from $__COUNT_ to GP_COUNTx cells. 2017-08-28 22:18:57 -07:00
Andrew Zonenberg b5c15636c5 Refactoring: Renamed greenpak4_counters pass to extract_counter, moved it to techmap/ since it's going to become a generic pass 2017-08-28 22:18:34 -07:00
Andrew Zonenberg c3145863e7 Reformatted GP_COUNTx_ADV resets to avoid Yosys thinking that they're multi-edge-sensitive and getting confused. 2017-08-28 14:25:46 -07:00
Andrew Zonenberg e62362225c Fixed bug causing GP_SPI model to not synthesize 2017-08-27 07:31:48 -07:00
Andrew Zonenberg e6eaf487b6 Fixed more issues with GreenPAK counter sim models 2017-08-15 09:18:36 -07:00
Andrew Zonenberg 3a404be62a Updated PGEN model to have level triggered reset (matches actual hardware behavior 2017-08-15 09:18:27 -07:00
Andrew Zonenberg e5109847c9 Fixed bug in GP_COUNTx model 2017-08-15 09:18:17 -07:00
Andrew Zonenberg 66b256d40e Fixed bug where GP_COUNTx_ADV would wrap even when KEEP was high 2017-08-15 09:18:07 -07:00
Andrew Zonenberg 348acbd968 Fixed typo in GP_COUNT8 sim model 2017-08-14 10:45:40 -07:00
Andrew Zonenberg c205d571df Fixed typo in error message 2017-08-14 10:45:40 -07:00
Andrew Zonenberg 0a6c702c41 Changed LEVEL resets for GP_COUNTx to be properly synthesizeable 2017-08-14 10:45:40 -07:00
Andrew Zonenberg 9f3dc59ffe Changed LEVEL resets to be edge triggered anyway 2017-08-14 10:45:40 -07:00
Andrew Zonenberg b049ead042 Added level-triggered reset support to GP_COUNTx simulation models 2017-08-14 10:45:40 -07:00
Andrew Zonenberg ac75524f69 Fixed undeclared "count" in GP_COUNT8_ADV 2017-08-14 10:45:39 -07:00
Andrew Zonenberg db20e3f1c2 Fixed undeclared "count" in GP_COUNT14_ADV 2017-08-14 10:45:39 -07:00
Andrew Zonenberg 3618ca2218 Fixed typo in last commit 2017-08-14 10:45:39 -07:00
Andrew Zonenberg 4da1a327c0 Finished initial GP_COUNT8/14/8_ADV/14_ADV sim models. Don't support clock divide, but do everything else. 2017-08-14 10:45:39 -07:00
Andrew Zonenberg 4504dd78e9 Fixed typo in COUNT8 model 2017-08-14 10:45:39 -07:00
Andrew Zonenberg 60dd5dba7b Moved GP_POR out of digital cells b/c it has delays 2017-08-14 10:45:39 -07:00
Andrew Zonenberg f55d4cc2fd Improved cells_sim_digital model for GP_COUNT8 2017-08-14 10:45:39 -07:00
Andrew Zonenberg fe3a932cfa Refactored GreenPAK4 cells_sim into cells_sim_ams and cells_sim_digital 2017-08-14 10:45:39 -07:00
Andrew Zonenberg cbdddc3af9 greenpak4_counters: Changed generation of primitive names so that the absorbed register's name is included 2017-06-24 14:54:07 -07:00
Andrew Zonenberg 184bd148c9 greenpak4_counters: Added support for parallel output from GP_COUNTx cells 2017-05-22 19:39:55 -07:00
Larry Doolittle 2021ddecb3 Squelch trailing whitespace 2017-04-12 15:11:09 +02:00
Andrew Zonenberg 6fed2dc996 Merge https://github.com/cliffordwolf/yosys 2017-02-14 08:29:37 -08:00
Clifford Wolf 2a311c2c38 Fix double-call of log_pop() in synth_greenpak4 2017-02-14 11:57:54 +01:00
Andrew Zonenberg 27a626ce98 greenpak4: Added POUT to GP_COUNTx cells 2017-01-01 00:56:20 -08:00
Andrew Zonenberg ada98844b9 greenpak4: Added INT pin to GP_SPI 2016-12-21 11:35:29 +08:00
Andrew Zonenberg 6b526e9382 greenpak4: removed unused MISO pin from GP_SPI 2016-12-21 11:33:32 +08:00
Andrew Zonenberg 638f3e3b12 greenpak4: Removed SPI_BUFFER parameter 2016-12-20 13:07:49 +08:00
Andrew Zonenberg 073e8df9f1 greenpak4: replaced MOSI/MISO with single one-way SDAT pin 2016-12-20 12:34:56 +08:00
Andrew Zonenberg d4a05b499e greenpak4: Changed port names on GP_SPI for clarity 2016-12-20 10:30:38 +08:00
Andrew Zonenberg eb80ec84aa greenpak4: Initial implementation of GP_SPI cell 2016-12-20 09:58:02 +08:00
Andrew Zonenberg de1d81511a greenpak4: Updated GP_DCMP cell model 2016-12-17 12:01:22 +08:00
Andrew Zonenberg 7cdba8432c greenpak: Fixes to GP_DCMP* blocks. Added GP_CLKBUF. 2016-12-16 15:14:20 +08:00
Andrew Zonenberg bea6e2f11f greenpak4: Initial version of GP_DCMP skeleton (not yet usable). Changed interface to GP_DCMPMUX 2016-12-15 15:19:35 +08:00
Andrew Zonenberg 3690aa556c greenpak4: More fixups of GP_DCMPx cells 2016-12-15 07:19:08 +08:00
Andrew Zonenberg 3491d33863 greenpak4: And another typo :( 2016-12-15 07:17:07 +08:00
Andrew Zonenberg ea787e6be3 greenpak4: Fixed another typo 2016-12-15 07:16:26 +08:00
Andrew Zonenberg 58da621ac3 greenpak4: Fixed typo 2016-12-15 07:15:38 +08:00
Andrew Zonenberg 262f8f913c greenpak4: Cleaned up trailing spaces in cells_sim 2016-12-14 14:14:45 +08:00
Andrew Zonenberg c77e6e6114 greenpak4: Added GP_DCMPREF / GP_DCMPMUX 2016-12-14 14:14:26 +08:00
Andrew Zonenberg c3c2983d12 Added GP_PWRDET block, BANDWIDTH_KHZ parameter to GP_ABUF 2016-12-11 10:04:00 +08:00
Andrew Zonenberg 8f3d1f8fcf greenpak4: Added support for inferred input/output inverters on latches 2016-12-10 19:58:32 +08:00
Andrew Zonenberg c53a33143e greenpak4: Can now techmap inferred D latches (without set/reset or output inverter) 2016-12-10 18:46:36 +08:00
Andrew Zonenberg 797c03997e greenpak4: Inverted D latch cells now have nQ instead of Q as output port name for consistency 2016-12-10 13:57:37 +08:00
Andrew Zonenberg 8767cdcac9 Added GP_DLATCH and GP_DLATCHI 2016-12-05 23:49:06 -08:00
Andrew Zonenberg 981f014301 Initial implementation of techlib support for GreenPAK latches. Instantiation only, no behavioral inference yet. 2016-12-05 21:22:41 -08:00