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1654 Commits

Author SHA1 Message Date
Sylvain Munaut ac5d767d4f ice40/pack: Stop looking for BEL when we have one during PLL placement 
Ideally we should first process all the PLL that are constrained somehow
(either explicitely or because they are PAD) and then free place the rest.

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2018-11-19 18:20:20 +01:00
Sylvain Munaut 5fb3353557 ice40/pack: Allow PLL to be constrained via 'BEL' attributes 
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2018-11-19 18:20:20 +01:00
Sylvain Munaut 8c69a3bba3 ice40/pack: Make sure we don't use a LOCKED bel when placing PLL 
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2018-11-19 18:20:20 +01:00
Sylvain Munaut b29165eeba ice40/arch: Add helper to check if a BEL is LOCKED or not 
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2018-11-19 18:20:20 +01:00
Sylvain Munaut 70e1fe423f ice40/chipdb: Fix LOCKED keyword support to include all packages 
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2018-11-19 13:12:43 +01:00
Sylvain Munaut 42fbb110fc ice40/bitstream: Handle IoCtrl.IE_ polarity when configuring unused SB_IO 
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2018-11-19 13:12:43 +01:00
David Shah 1851ebb1c6
Merge pull request #124 from smunaut/ice40_warn_sbio_misuse 
ice40: Add warning if an instanciated SB_IO has its PACKAGE_PIN used elsewhere
 2018-11-16 15:56:45 +00:00
Sylvain Munaut e1e8d8cd14 ice40: Add warning if an instanciated SB_IO has its PACKAGE_PIN used elsewhere 
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2018-11-16 16:36:57 +01:00
David Shah af5c4d1b11
Merge pull request #123 from smunaut/ice40_fix_line_endings 
ice40/bitstream: Convert to UNIX line endings
 2018-11-16 15:28:35 +00:00
Sylvain Munaut 01950a2349 ice40/bitstream: Convert to UNIX line endings 
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2018-11-16 16:24:56 +01:00
David Shah 9c52afcf5f clangformat 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-16 13:25:51 +00:00
David Shah 20aa0a0eed ice40: Remove unnecessary RAM assertion 
Fixes #121

Signed-off-by: David Shah <dave@ds0.me>
 2018-11-16 13:18:53 +00:00
David Shah cfaa6c0e5d
Merge pull request #119 from cr1901/win-fix 
nextpnr-ecp5 Windows Fixes
 2018-11-16 10:00:13 +00:00
David Shah fe4f98f26f
Merge pull request #118 from daveshah1/dcu 
Adding ECP5 DCU support
 2018-11-16 09:58:34 +00:00
David Shah f07bd98d59 ecp5: Better use of Boost 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-16 09:58:18 +00:00
David Shah 7e1df82462 ecp5: Regression fix & format 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:54:28 +00:00
David Shah 91a0927196 ecp5: Support LOC attribute on DCUs 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah 01e0da16f0 ecp5: Add DCU availability check 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah 02736d0680 ecp5: Add timing info for SERDES 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah 084f9cf63f ecp5: DCU clocking fixes 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah 0eba7d9789 ecp5: EXTREFB fixes 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah bc022173f0 ecp5: clangformat 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah 36178a5713 ecp5: Trim IO connected to top level ports 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah e9fe444dc7 ecp5: Adding ancillary DCU bels 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah 37cbabecfb ecp5: remove debug and clangformat 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah c9d83ec08b dcu: Fix bitstream param handling 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah 4f8dfd8e1b ecp5: Prefer DCCs with dedicated routing when placing DCCs 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah c5a3571a06 ecp5: Working on DCU 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah 983903887d ecp5: DCU bitstream gen handling 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah cc9fb1497d ecp5: Groundwork for DCU support 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:30:27 +00:00
David Shah 9472b6d78f
Merge pull request #103 from YosysHQ/timingapi 
Timing constraints API, multiple clock domains
 2018-11-15 11:26:08 +00:00
David Shah 9f9b242cf0 docs: Add documentation on constraints support 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-15 11:25:26 +00:00
Eddie Hung e1d2c595a1 Improve message spacing 2018-11-14 18:27:43 -08:00
Eddie Hung 06ddb632d1 Merge remote-tracking branch 'origin/master' into timingapi 2018-11-14 17:59:21 -08:00
Eddie Hung d3b2065cd7
Merge pull request #114 from YosysHQ/fix_legalise 
Fix legalise
 2018-11-14 17:58:16 -08:00
David Shah adc50a207f Timing fixes 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-11-14 08:46:10 +00:00
Eddie Hung df2622d300 [placer1] Only perform slack redist if legalised 2018-11-13 16:33:01 -08:00
Eddie Hung 1b93107843 [placer1] Only increase temperature if legaliser moved something 2018-11-13 16:33:01 -08:00
Eddie Hung cab91b035b [common] Fix 'after after' 2018-11-13 16:33:01 -08:00
Eddie Hung 6527e3b6ae [common] Fix typo in Loc::operator!=() 2018-11-13 16:33:01 -08:00
Eddie Hung 519bcd31bf [placer1] Fix require_legal polarity 2018-11-13 16:33:01 -08:00
Eddie Hung 42d1990784 [timing] Path report to include pips when --verbose set 2018-11-13 16:32:06 -08:00
Eddie Hung 9f13bc7eb0 [timing] Crit path report to print out edges 2018-11-13 14:14:51 -08:00
Eddie Hung c5ba77e06b Merge remote-tracking branch 'origin/master' into timingapi 2018-11-13 13:47:37 -08:00
Eddie Hung efa22e5ba9
Merge pull request #113 from YosysHQ/ice40_carry_budget 
[ice40] getBudgetOverride() to use constrained Z not placed Z
 2018-11-13 13:46:21 -08:00
Eddie Hung 51a2894762 [ice40] getBudgetOverride() to use constrained Z not placed Z 2018-11-13 12:51:46 -08:00
Eddie Hung 4134bfa78e [timing] Resolve another merge conflict 2018-11-13 12:12:26 -08:00
Eddie Hung 2d39cde17b Merge remote-tracking branch 'origin/master' into timingapi 2018-11-13 12:12:11 -08:00
Eddie Hung 3b2b15dc4a
Merge pull request #107 from YosysHQ/router_improve 
Major rewrite of "router1"
 2018-11-13 11:39:51 -08:00
Clifford Wolf d0ae4c77be
Merge pull request #105 from YosysHQ/placer1_tmg_ignore 
[placer1] Ignore timing of TMG_IGNORE nets
 2018-11-13 18:48:59 +01:00