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661 Commits

Author SHA1 Message Date
Eddie Hung 2776925bcf Make SB_DFF whitebox 2019-04-19 08:36:38 -07:00
Eddie Hung 19b660ff6e Fix SB_DFF comb model 2019-04-18 23:07:16 -07:00
Eddie Hung 0919f36b88 Missing close bracket 2019-04-18 17:50:11 -07:00
Eddie Hung cf66416110 Annotate SB_DFF* with abc_flop and abc_box_id 2019-04-18 17:46:53 -07:00
Eddie Hung ca1eb98a97 Add SB_DFF* to boxes 2019-04-18 17:46:32 -07:00
Eddie Hung 4c327cf316 Use new -wb flag for ABC flow 2019-04-18 10:32:41 -07:00
Eddie Hung 9278192efe Also update Makefile.inc 2019-04-18 09:58:34 -07:00
Eddie Hung 7b6ab937c1 Make SB_LUT4 a blackbox 2019-04-18 09:05:22 -07:00
Eddie Hung 8024f41897 Fix rename 2019-04-18 09:04:34 -07:00
Eddie Hung ed5e75ed7d Rename to abc_*.{box,lut} 2019-04-18 09:02:58 -07:00
Eddie Hung 8fd455c910 Update Makefile.inc too 2019-04-17 15:19:48 -07:00
Eddie Hung c795e14d25 Reduce to three devices: hx, lp, u 2019-04-17 15:19:02 -07:00
Eddie Hung 5c0853fc51 Add up5k timings 2019-04-17 15:10:39 -07:00
Eddie Hung 4b520ae627 Fix grammar 2019-04-17 15:10:22 -07:00
Eddie Hung 3105a8a653 Update error message 2019-04-17 15:07:44 -07:00
Eddie Hung 6f3e5297db Add "-device" argument to synth_ice40 2019-04-17 15:04:46 -07:00
Eddie Hung 671cca59a9 Missing abc_flop_q attribute on SPRAM 2019-04-17 14:44:08 -07:00
Eddie Hung 437fec0d88 Map to SB_LUT4 from fastest input first 2019-04-17 13:01:17 -07:00
Eddie Hung 58847df1b9 Mark seq output ports with "abc_flop_q" attr 2019-04-17 12:27:45 -07:00
Eddie Hung 1eade06671 Also update Makefile.inc 2019-04-17 12:27:02 -07:00
Eddie Hung 4fb9ccfcd8 synth_ice40 to use renamed files 2019-04-17 12:22:03 -07:00
Eddie Hung 42c33db22c Rename to abc.* 2019-04-17 12:15:34 -07:00
Eddie Hung c1ebe51a75 Revert "Try using an ICE40_CARRY_LUT primitive to avoid ABC issues" 
This reverts commit a7632ab332.
 2019-04-17 11:10:20 -07:00
Eddie Hung a7632ab332 Try using an ICE40_CARRY_LUT primitive to avoid ABC issues 2019-04-17 11:10:04 -07:00
Eddie Hung 17fb6c3522 Fix spacing 2019-04-17 08:40:50 -07:00
Eddie Hung 743c164eee Add SB_LUT4 to box library 2019-04-16 17:34:11 -07:00
Eddie Hung 7980118d74 Add ice40 box files 2019-04-16 16:39:30 -07:00
Eddie Hung 04e466d5e4 Add support for synth_xilinx -abc9 and ignore abc9 -dress opt 2019-04-12 12:28:37 -07:00
Eddie Hung f77da46a87 Merge remote-tracking branch 'origin/master' into xaig 2019-04-12 12:21:48 -07:00
Eddie Hung db1a5ec6a2
Merge pull request #928 from litghost/add_xc7_sim_models 
Add additional cells sim models for core 7-series primitives.
 2019-04-12 11:52:45 -07:00
Keith Rothman 1f9235ede5 Remove BUFGCTRL, BUFHCE and LUT6_2 from cells_xtra. 
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2019-04-12 09:35:15 -07:00
Diego 643ae9bfc5 Fixing issues in CycloneV cell sim 2019-04-11 19:59:03 -05:00
Keith Rothman e107ccdde8 Fix LUT6_2 definition. 
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2019-04-09 11:43:19 -07:00
Keith Rothman 5e0339855f Add additional cells sim models for core 7-series primatives. 
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2019-04-09 09:01:53 -07:00
Eddie Hung bca3cf6843 Merge branch 'master' into xaig 2019-04-08 16:31:59 -07:00
David Shah 46f6a60d58 xilinx: Add keep attribute where appropriate 
Signed-off-by: David Shah <dave@ds0.me>
 2019-03-22 13:57:17 +00:00
Clifford Wolf fe1fb1336b Add Xilinx negedge FFs to synth_xilinx dffinit call, fixes #873 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-03-19 20:30:28 +01:00
Clifford Wolf 9284cf92b8 Remove ice40/cells_sim.v hack to avoid warning for blocking memory writes 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-03-12 20:14:18 +01:00
Clifford Wolf ff4c2a14ae Fix typo in ice40_braminit help msg 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-03-09 13:24:55 -08:00
Clifford Wolf 2ace1b0041
Merge pull request #859 from smunaut/ice40_braminit 
iCE40 BRAM primitives init from file
 2019-03-09 13:24:10 -08:00
Sylvain Munaut 5b6f591033 ice40: Run ice40_braminit pass by default 
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2019-03-08 00:15:46 +01:00
Sylvain Munaut e71055cfe8 ice40: Add ice40_braminit pass to allow initialization of BRAM from file 
This adds a INIT_FILE attribute to the SB_RAM40_4K blocks that will
initialize content from a hex file. Same behavior is imlemented in the
simulation model and in a new pass for actual synthesis

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2019-03-08 00:15:46 +01:00
Clifford Wolf 350dfd3745 Add link to SF2 / igloo2 macro library guide 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-03-07 09:08:26 -08:00
Clifford Wolf 8b0719d1e3 Improvements in sf2 cells_sim.v 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-03-06 16:18:49 -08:00
Clifford Wolf 2d2c1617ee Add sf2 techmap rules for more FF types 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-03-06 15:47:54 -08:00
Clifford Wolf 78762316aa Refactor SF2 iobuf insertion, Add clkint insertion 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-03-06 00:41:02 -08:00
Clifford Wolf da5181a3df Improvements in SF2 flow and demo 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-03-05 20:36:00 -08:00
Clifford Wolf bfcd46dbd3
Merge pull request #842 from litghost/merge_upstream 
Changes required for VPR place and route in synth_xilinx
 2019-03-05 15:33:19 -08:00
Clifford Wolf 724576a4e2
Merge pull request #850 from daveshah1/ecp5_warn_conflict 
ecp5: Demote conflicting FF init values to a warning
 2019-03-05 15:23:01 -08:00
Clifford Wolf 13844c7658 Use "write_edif -pvector bra" for Xilinx EDIF files 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-03-05 15:16:13 -08:00