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152 Commits

Author SHA1 Message Date
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
fc5e6bec9a timing: Add support for clock constraints 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-12 14:03:58 +00:00
David Shah
122771cac3 timing: iCE40 Arch API changes for clocking info 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-12 14:03:58 +00:00
Clifford Wolf
b4dc6b8845 Add info message for promoted global nets 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-10-03 13:40:21 +02:00
David Shah
7ef8a7415d ice40: Add error for bad PACKAGE_PIN connections 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-10-03 12:14:49 +01:00
David Shah
ea03aafc26 clangformat 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-30 15:13:18 +01:00
Clifford Wolf
07cf349ee4
Merge pull request #79 from YosysHQ/ice40lvds 
ice40: Adding LVDS input support
 2018-09-25 18:21:56 +02:00
Clifford Wolf
1eb7411fb0
Merge pull request #76 from YosysHQ/plloutglobal_fix 
Add needed PLLOUTGLOBAL ports and mapped it
 2018-09-25 18:15:00 +02:00
David Shah
f1aa7093fe ice40: Fix carry packer bug 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-25 15:52:32 +01:00
David Shah
2ee86ab5a8 ice40: Tristate IO support fixes 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-24 15:25:37 +01:00
Miodrag Milanovic
f8e258825f Added required checks for PLL and fixed messages eol 2018-09-19 18:41:28 +02:00
Miodrag Milanovic
fdf7593c42 Add needed PLLOUTGLOBAL ports and mapped it properly 2018-09-12 18:33:08 +02:00
Sergiusz Bazanski
1bf22a7f64 ice40: make PLL packing more robust 2018-08-19 21:30:55 +01:00
Clifford Wolf
e03ae50e21 Get rid of PortPin and BelType (ice40, generic, docs) 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-08-08 17:01:18 +02:00
David Shah
fd2174149c Fixing constraint placement bugs 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-08-03 16:29:44 +02:00
David Shah
7e9209878c Reworking packer and placer to use new generic rel legaliser 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-08-03 15:00:32 +02:00
David Shah
483f1b772c ice40: Promote 'logic' globals as well as clock/enable/reset 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-08-03 09:56:56 +02:00
David Shah
0414c93403 ice40: Add HFOSC support, force fabric routing on oscillators for now 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-08-01 09:45:08 +02:00
Sergiusz Bazanski
85fc356fc1 clangformat 2018-08-01 03:59:27 +01:00
Eddie Hung
950f33c1bb clangformat 2018-07-25 17:53:01 -07:00
Sergiusz Bazanski
db4f2d2318 ice40: check PLL PACKAGEPIN drives only PLL, cosmetics 2018-07-25 11:47:24 +01:00
Sergiusz Bazanski
c554ab1ef0 clang-format 2018-07-25 11:32:40 +01:00
Sergiusz Bazanski
aad0d3eb35 ice40: support PLL40_*_PAD, fix pass-through LUT for LOCK 2018-07-25 11:32:21 +01:00
Sergiusz Bazanski
2039112a47 ice40: after review 2018-07-24 15:59:18 +01:00
Sergiusz Bazanski
b31e95f82c Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr into q3k/pll 2018-07-24 15:54:03 +01:00
David Shah
5a170f286c ice40: Remove use of deprecated APIs 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-24 15:52:56 +02:00
David Shah
4359197dfe ice40: Trim BRAM constant inputs, reduces routing congestion around BRAM 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-24 11:21:10 +02:00
Sergiusz Bazanski
90ba958abe ice40: fixes before review 2018-07-24 03:19:22 +01:00
Sergiusz Bazanski
fae7994bc3 clang-format 2018-07-24 02:55:40 +01:00
Sergiusz Bazanski
065ea95eab ice40: Move spliceLUT back to pack.cc 2018-07-24 02:55:40 +01:00
Sergiusz Bazanski
e6c7b14465 ice40: Refactor PLL/LOCK LUT splicing out into Arch:: 2018-07-24 02:55:40 +01:00
Sergiusz Bazanski
69233385f8 ice40: Emit feed-through LUTs for PLL/LOCK 2018-07-24 02:55:40 +01:00
Sergiusz Bazanski
db31c0625b ice40: Fail early on SB_PLL40_*_PAD cells 2018-07-24 02:55:38 +01:00
Sergiusz Bazanski
2b1f7875bb ice40: Implement emitting PLLs 2018-07-24 02:38:10 +01:00
David Shah
79dc910b40 ice40: Trim DSP inputs that are constant where appropriate 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-19 14:32:30 +02:00
David Shah
bff7d673ed ice40: Packer and bitstream gen support for MAC16s 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-19 14:03:48 +02:00
David Shah
08ceb8a059 ice40: Renaming 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-18 14:34:32 +02:00
David Shah
ddd94edfe0 ice40: Fixes for inverted clocks 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-18 14:01:19 +02:00
David Shah
70cfa7a6a4 ice40: Make assignArchArgs a Arch method; call also after legaliser 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-18 12:21:02 +02:00
David Shah
c75a924c3f ice40: Assign ArchArgs after packing 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-18 12:12:05 +02:00
Clifford Wolf
c05bea12e0 Add ctx->pack() API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-13 15:16:44 +02:00
Miodrag Milanovic
1cf8293019 Fixed macros and includes for MSVC 2018-07-03 08:53:44 +02:00
David Shah
302ccc14cf ice40: UltraPlus SPRAM working 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-29 19:58:08 +02:00
David Shah
3b90f3698f ice40: Fix carry packing in some degenerate cases 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-29 15:10:29 +02:00
David Shah
c0724a7e97 ice40: Only pack up to one SB_CARRY into a LC 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-27 16:24:44 +02:00
David Shah
28e851cf45 ice40: Fix IO packer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-27 16:16:38 +02:00
David Shah
885fe93a17 ice40: Carry packer bugfix 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-27 15:24:34 +02:00
David Shah
998ab2b20a ice40: Fixing the carry packer for a larger design 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-27 12:43:29 +02:00
David Shah
09c0d96105 ice40: Fixing packing of CIN constant drivers 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-26 20:02:19 +02:00
David Shah
21d5a04501 Carry chains now routable 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-26 15:55:50 +02:00
David Shah
6f12f2b7e8 Working on debugging the carry legaliser 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-26 15:06:59 +02:00
David Shah
29df577f14 Fixing packing of carry cells 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-26 14:37:01 +02:00
David Shah
ded9df61dc Working on debugging carry packer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-26 13:08:28 +02:00
Miodrag Milanovic
db890d3a81 nets and cells are unique_ptr's 2018-06-25 21:33:48 +02:00
David Shah
64208da1f9 ice40: Remove constant driver cells in packer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-25 16:29:37 +02:00
Miodrag Milanovic
a279720fc1 merge 2018-06-25 16:22:08 +02:00
Miodrag Milanovic
6de8b4ef7d some more memory leaks 2018-06-25 15:52:55 +02:00
David Shah
6d154cfa13 ice40: Creating a carry chain splitter function 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-25 15:39:46 +02:00
David Shah
1e8840b0f9 Update from increased clangformat line length 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-23 16:12:52 +02:00
David Shah
289fca0976 ice40: Move global net test to Arch 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-23 12:09:01 +02:00
Miodrag Milanovic
cb92c10b99 Cleanup almost all deprecation warnings 2018-06-23 09:42:48 +02:00
David Shah
8850f86a8a ice40: SB_LFOSC support, fabric routing only 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-22 19:21:39 +02:00
Clifford Wolf
aa81f9d648 Switched from clifford@clifford.at to clifford@symbioticeda.com for copyright headers 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-22 16:19:17 +02:00
David Shah
63baa10032 ice40: Make the packer deterministic 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-22 12:57:22 +02:00
Miodrag Milanovic
8fac26c2b7 Fixed return codes for packer, placer and router 2018-06-21 17:56:45 +02:00
Clifford Wolf
a29bfc788e Add ctx->checksum(), slightly improve log messages 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 15:47:41 +02:00
Clifford Wolf
993f6ef7d3 Improve log messages, move many messages to verbose mode 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 14:09:50 +02:00
David Shah
c27c96f4f0 place_sa: Improvements including supporting force and ordering consistency 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-20 20:12:23 +02:00
David Shah
df4b4d48f7 ice40: Tidying up carry packer a bit 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-19 16:23:02 +02:00
David Shah
8e26e4381b ice40: WIP SB_CARRY packer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-19 16:16:10 +02:00
Clifford Wolf
2603c6d805 Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-19 14:34:45 +02:00
Clifford Wolf
fd40d6f58d Updates from clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-19 14:10:42 +02:00
Clifford Wolf
5f37da9704 Add Context::force and "nextpnr-ice40 --force" 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-19 14:10:42 +02:00
David Shah
a8071a418d ice40: Improve error reporting for invalid tristate usage 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-19 14:10:28 +02:00
David Shah
ecc2c486d9 ice40: Fix constant packer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-19 13:48:04 +02:00
David Shah
6f7070a365 ice40: More IdString API updates 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-19 11:21:16 +02:00
Clifford Wolf
79d1075345 Getting rid of old IdString API users, Add ctx to many internal APIs 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 17:08:35 +02:00
Clifford Wolf
58e3104796 Updates from clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 14:07:18 +02:00
Clifford Wolf
8ee149f4fc Rename Design to Context, derive from Arch instead of instantiating 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 14:06:37 +02:00
David Shah
748171dae2 place_sa: Adding seed option 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 15:04:53 +02:00
David Shah
681c9654d7 place_sa: Add a rip-up feature when initial placement fails 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 14:36:19 +02:00
David Shah
6a937e0b45 Updating copyrights 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 11:49:57 +02:00
David Shah
1e6124309f ice40: Proper global promotion 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 17:44:35 +02:00
David Shah
bb92dc09a8 ice40: Promote reset signal 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 17:09:41 +02:00
David Shah
7ff1b7e02f ice40: Fix RAM config in packer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah
f079e0d204 ice40: Fix BRAM initialisation 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah
537b0e6e94 ice40: Rename ICESTORM_RAM pins 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-13 18:18:57 +02:00
Clifford Wolf
81a154ca5d Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-13 16:54:25 +02:00
Clifford Wolf
aa4fedfd54 Add A*-like optimizations to router 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 16:52:21 +02:00
David Shah
5af707a0b6 ice40: Pack RAMs 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-13 16:26:21 +02:00
David Shah
14b5e46b5d ice40: Promote one clock to a global buffer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-13 15:10:42 +02:00
David Shah
9374ef29bf Fixing implementation of constants 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-13 14:01:42 +02:00
David Shah
94eea289ae Simple IO buffer insertion, enable packer by default 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-13 11:08:20 +02:00
David Shah
a76f5c5678 Remove IO buffers when fed by SB_IO 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-13 10:50:05 +02:00
David Shah
6e79b93c6e Improve packer diagnostics 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-12 15:33:53 +02:00
David Shah
6707b985b4 ice40: Add support for LC placement constraints in packer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-12 15:13:50 +02:00
Clifford Wolf
a139654980 Add IdString API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-12 15:08:01 +02:00
Clifford Wolf
426fb75bb5 Fix NEXTPNR_NAMESPACE 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-12 14:31:26 +02:00
David Shah
031d8e811f ice40: Adding a placement validity checker 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-12 13:40:22 +02:00
David Shah
67a5cedbe3 ice40: Pack constants to LCs 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-12 13:09:36 +02:00