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Author SHA1 Message Date
David Shah
e76479f379 ecp5: Fix tristate IO insertion 
Fixes #191

Signed-off-by: David Shah <davey1576@gmail.com>
 2018-12-22 10:11:18 +00:00
David Shah
8f5d5003e9 Clarify ICEBOX_ROOT parameter 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-12-21 14:37:27 +00:00
David Shah
b22e524dac
Merge pull request #189 from YosysHQ/pcf_improve 
ice40: Add PCF support for -pullup, -pullup_resistor and -nowarn
 2018-12-20 21:21:53 +00:00
David Shah
953a3ac552 ice40: Add PCF support for -pullup, -pullup_resistor and -nowarn 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-12-20 20:52:54 +00:00
David Shah
580f6fbd21
Merge pull request #187 from YosysHQ/fix_lock_passthru 
ice40: Fix LOCK feedthrough insertion with carry or >8 LUTs
 2018-12-20 19:16:11 +00:00
David Shah
75335d4e1a ice40: Fix LOCK feedthrough insertion with carry or >8 LUTs 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-12-20 18:50:34 +00:00
David Shah
c46a22cb7f
Merge pull request #184 from YosysHQ/fix_183 
common/chain_utils: Don't allow overlapping chains
 2018-12-19 10:54:44 +00:00
David Shah
f21791fe22 common/chain_utils: Don't allow overlapping chains 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-12-19 10:36:55 +00:00
David Shah
dc10fe0319 ecp5: Fix ODDR when used with manually instantiated TRELLIS_IO 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-12-19 10:11:29 +00:00
David Shah
0a494fa66c
Merge pull request #181 from YosysHQ/ecp5_iologic 
ecp5: Adding DDR input/output support
 2018-12-16 17:05:01 +00:00
David Shah
15f4702cfd
Merge pull request #182 from YosysHQ/netname_pref 
json: Prefer higher level net names when a net has multiple names
 2018-12-16 17:04:34 +00:00
David Shah
8623bbc107 json: Prefer higher level net names when a net has multiple names 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-12-16 16:44:19 +00:00
David Shah
d75075e15c ecp5: Fix IOLOGIC ports at the same constant value 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-12-15 13:52:18 +00:00
David Shah
7fa1329508
Merge pull request #180 from YosysHQ/python_execute_gui 
Add GUI for executing python file
 2018-12-14 18:29:54 +00:00
David Shah
c01bb88509 ecp5: Add IOLOGIC timing and bitstream; ODDR working 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-14 16:40:38 +00:00
Miodrag Milanovic
e0b4a2eeab Add GUI for executing python file 2018-12-14 17:20:25 +01:00
David Shah
9dc845b20d ecp5: Add ODDR packing 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-14 14:59:14 +00:00
David Shah
36b1650df7 ecp5: Adding IOLOGIC packing 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-14 09:55:04 +00:00
David Shah
19cffde375
Merge pull request #178 from YosysHQ/path_fix 
timing: Fix critical path print
 2018-12-13 12:50:30 +00:00
David Shah
f4d4244534 timing: Fix critical path print 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-13 12:10:18 +00:00
David Shah
b12a8c1a30 ecp5: Add {S}IOLOGIC constids and cell 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-12 19:08:48 +00:00
David Shah
9d852f02b6 json: Print error instead of assert for driver/input conflicts 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-12 17:31:24 +00:00
David Shah
26ce72f8c6
Merge pull request #174 from YosysHQ/ice40_attosoc_smoketest 
ci: Add attosoc smoketest for ice40
 2018-12-08 17:52:08 +00:00
David Shah
51155ec6a7 ci: Add attosoc smoketest for ice40 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-12-08 17:09:27 +00:00
David Shah
98d2fc6b10
Merge pull request #172 from YosysHQ/hashfix 
timing_opt: Fix generic build
 2018-12-07 23:10:08 +00:00
David Shah
e8c03a0dd7 timing_opt: Fix generic build 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-12-07 23:51:09 +01:00
David Shah
d790d0bb91
Merge pull request #163 from daveshah1/timing_opt 
Adding criticality calculation and experimental timing optimisation pass
 2018-12-07 21:19:41 +00:00
Serge Bazanski
a9e1fab9fc
Merge pull request #168 from YosysHQ/ci/cirrus 
ci: implement using CirrusCI
 2018-12-06 12:35:14 +01:00
David Shah
144363693d ice40: Report error for unsupported PLL FEEDBACK_PATH values 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 11:29:33 +00:00
David Shah
e7fc42ac84 ice40: Improve bitstream error handling 
Fixes #161 and provides a clearer error for #170

Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 11:19:48 +00:00
David Shah
b732e42fa3 timing_opt: Reduce iterations to 30, tidy up logging 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 11:00:16 +00:00
David Shah
56dfd5564a timing: Fix xclock crit calc and compiler warnings 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
2b84b33cd6 timing_opt: Reduce search diameter to 2 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
745960fa85 timing_opt: Neighbour related fixes 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
f53dc8d3c9 timing_opt: Improve heuristics 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
a990a1576c timing_opt: Fix criticality and cost calculations 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
f3adf5a576 timing_opt: Make an optional pass controlled by command line 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
0f40e5fe8c timing: Fixes to criticality calculation 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
254c5ea359 clangformat 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
e1c74ad3db timing_opt: Fixes including single-move legality 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
b51308708b timing_opt: Debugging and integration 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
1b7214a18a timing_opt: Implement the BFS-based path optimisation 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
51a662d37e timing_opt: Implement critical path finder 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
cd9a65a84c timing_opt: Neigbour bel validity checking 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
2de506c071 timing_opt: Functions to calculate arc delay limits 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
83e3277577 timing_opt: Implement neighbour Bel finder 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
9a42b64a68 timing: Add criticality calculation to timing analysis 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
88e1e6bdf4 clangformat 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:52:46 +00:00
David Shah
2fef79c276
Merge pull request #164 from YosysHQ/carry_opt 
ice40: Carry chain optimisations
 2018-12-06 10:52:06 +00:00
David Shah
dbaabae235 ice40: Put debug logging behind ctx->debug 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:51:17 +00:00