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342 Commits

Author SHA1 Message Date
Clifford Wolf
0ccd9febeb Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-23 16:14:39 +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
Clifford Wolf
a40d9dc514 Improve router ripup handling 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-23 15:58:24 +02:00
Clifford Wolf
a1681560a3 Updates from clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-23 15:28:09 +02:00
Clifford Wolf
b5efe3ecbc Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-23 15:16:37 +02:00
Clifford Wolf
746d63f9fa Refactoring bind/unbind API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-23 15:16:24 +02:00
Miodrag Milanovic
82ec1be31f Added BUILD_GUI, BUILD_PYTHON and BUILD_TESTS cmake options, 2018-06-23 14:32:49 +02:00
David Shah
d72fe0c230 place_sa: Add option to disable timing-driven placement 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-23 12:18:44 +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
David Shah
2e6916ecab ice40: Fix UltraPlus quasi-logic-cell bits 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-23 11:25:32 +02:00
Miodrag Milanovic
cb92c10b99 Cleanup almost all deprecation warnings 2018-06-23 09:42:48 +02:00
Miodrag Milanovic
761e28ce67 one more 2018-06-23 08:08:42 +02:00
Clifford Wolf
0508fb3627 Fix "dereferencing type-punned pointer" warnings 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-22 20:19:29 +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
David Shah
6a783ef94f Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-22 18:35:18 +02:00
David Shah
60e885d342 ice40: Adding extra cell wires to database; SB_WARMBOOT working 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-22 18:35:08 +02:00
Serge Bazanski
5dfe1969af Merge branch 'q3k/gl' into 'master' 
Modern OpenGL renderer

See merge request SymbioticEDA/nextpnr!1
 2018-06-22 16:17:21 +00:00
David Shah
7c169c48d0 ice40: Preparations for extra cells support 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-22 17:44:26 +02:00
Sergiusz Bazanski
15a7a76415 Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr into q3k/gl 2018-06-22 15:54:05 +01:00
Miodrag Milanovic
e5bd4764b2 Added custom QApplication implementation 2018-06-22 16:49:15 +02:00
David Shah
cf78f1b0e4 ice40: Add UltraPlus tiles to database 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-22 16:40:22 +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
Sergiusz Bazanski
858acc5c1c Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr into q3k/gl 2018-06-22 14:29:28 +01:00
Sergiusz Bazanski
98b1f0c041 Reimplement FPGAWidget in modern OpenGL. 2018-06-22 14:27:04 +01:00
Miodrag Milanovic
7f36828270 fixed namespace for gui section 2018-06-22 13:10:43 +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
David Shah
71176ac538 Fixing 5k bitstream gen and place heuristics 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-22 12:34:42 +02:00
Clifford Wolf
2c98231f88 Updates from clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 19:36:20 +02:00
Miodrag Milanovic
c33a039ac3 Added return code to json parsing and pcf reading 2018-06-21 18:08:28 +02:00
Miodrag Milanovic
8fac26c2b7 Fixed return codes for packer, placer and router 2018-06-21 17:56:45 +02:00
Miodrag Milanovic
54549d36e9 log_error now trows exception, main is covering catch 2018-06-21 17:44:18 +02:00
Clifford Wolf
4fefdbd57c Cleanup parse_json_file API, some other cleanups 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 16:16:58 +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
Clifford Wolf
693c34ad06 Improvements in router 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 14:08:45 +02:00
David Shah
56ed679f83 Add frequency setting and fix slack calculation 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-21 11:59:20 +02:00
Sergiusz Bazanski
4e480a9a61 chipdb.py style fix 2018-06-20 20:28:48 +01:00
David Shah
93ed8ca405 Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-20 20:14:08 +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
Clifford Wolf
f2ae9a713b Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-20 19:37:16 +02:00
Clifford Wolf
9475997a2d Improve --tmfuzz mode and iCE40 delay estimator 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-20 19:22:03 +02:00
David Shah
4fc9625040 WIP: adding timing budget to placer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-20 17:08:57 +02:00
David Shah
e45508f6c4 Improving timing annotator 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-20 15:15:51 +02:00
Clifford Wolf
2da90889ef Add "nextpnr-ice40 --tmfuzz" 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-20 14:04:10 +02:00
Clifford Wolf
c4e544856a Fix jsonparse compiler warnings, clangformat updates 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-20 13:40:13 +02:00
David Shah
d5a032d00e Fix chipdb UltraPlus wires 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-20 13:10:40 +02:00
David Shah
c667f640d5 Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-20 13:01:30 +02:00
David Shah
4648d3bc83 Working on the timing annotator 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-20 13:01:22 +02:00
Clifford Wolf
37f7802c6c Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-20 12:58:08 +02:00
Clifford Wolf
cb9c6c6ef2 Changes to estimatePosition API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-20 12:57:38 +02:00
Clifford Wolf
c3837027b2 Add better iCE40 delay estimates 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-20 12:50:38 +02:00
David Shah
5ca4663294 Working on the timing budget annnotator 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-20 12:21:56 +02:00
David Shah
1436ae21a2 Adding stubs for delay annotation and cell timing lookup 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-20 11:44:28 +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
3a505638a6 Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 
# Conflicts:
#	common/place_sa.cc
#	ice40/arch.h
 2018-06-19 15:03:54 +02:00
Clifford Wolf
d7f424b809 Improved log messages in SA placer, minor changes from clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-19 15:00:24 +02:00
David Shah
9008669867 Major performance improvement to placement validity check 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-19 14:44:49 +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
7abfd36773 ice40: Don't deduplicate local tracks when counting 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-19 13:35:01 +02:00
Clifford Wolf
d2ff5fec08 Add rng to Context, start using ctx->verbose 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-19 12:49:40 +02:00
Clifford Wolf
8067ed9af0 Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-19 12:08:51 +02:00
Clifford Wolf
c910846c5c Refactor Arch/Context design hierarchy 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-19 12:08:37 +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
David Shah
e3519ddfcd ice40: Adding support for tristate IO 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-19 11:12:18 +02:00
David Shah
ec2792764a ice40: Removing deprecated API in cells.cc 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-19 10:50:23 +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
7ef4d0726b Getting rid of users of old IdString API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 16:08:19 +02:00
Clifford Wolf
0dd185a141 Getting rid of users of old IdString API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 15:53:18 +02:00
Clifford Wolf
babd5f39ab Towards IdString as per-context facility 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 14:53:01 +02:00
Clifford Wolf
cbcd2ea3ac Rename chip.h to arch.h 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 14:12:39 +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
Clifford Wolf
ad18cdb087 Rename Chip to Arch and ChipArgs to ArchArgs 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 13:35:25 +02:00
David Shah
ef2d0d2cb9 Fix hash specialisation for BelType and warnings in place_sa.cc 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-18 12:20:06 +02:00
David Shah
fc7490370b Improving code style and fixing dummy 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-18 11:43:59 +02:00
Clifford Wolf
0b2345996d Updates from clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 19:28:03 +02:00
Clifford Wolf
acfef6971e Refactore ice40 chipdb to use a super-large C-string as output format 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 18:15:41 +02:00
Clifford Wolf
0af9156d7a Minor chipdb.py improvement 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 16:28:05 +02:00
Clifford Wolf
4fe8ba5e9a Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr into chipdbng 2018-06-17 16:14:58 +02:00
Clifford Wolf
105cde328b Updates from clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 16:14:27 +02:00
Clifford Wolf
19b665177e Move top-level ChipInfoPOD into ice40 chipdb blob 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 16:12:52 +02:00
David Shah
f66999a883 Minor performance tweaks and fixes 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 16:03:16 +02:00
Clifford Wolf
6f4af8387e Move PackageInfoPOD to ice40 chipdb blob 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 15:53:17 +02:00
Clifford Wolf
5d46ff54ba Move TileType array to ice40 chipdb blob 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 15:46:39 +02:00
Clifford Wolf
f38c5660cb Move BitstreamInfoPOD to ice40 chipdb blob 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 15:39:19 +02:00
Clifford Wolf
a4ad3533fe Move IerenInfoPOD to ice40 chipdb blob 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 15:25:58 +02:00
David Shah
f723aaa373 ice40: Fixing negative clock bitstream generation 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 15:21:35 +02:00
Clifford Wolf
246fe999dd Move TileInfoPOD to chipdb blob 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 15:15:49 +02:00
Clifford Wolf
1f9c28ba58 Move SwitchInfoPOD to chipdb blob 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 15:05:17 +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
Clifford Wolf
a3e0842299 Move PipInfoPOD into ChipDB binary blob 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 14:46:10 +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
Clifford Wolf
c0a2f0b89f Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr into chipdbng 2018-06-17 14:31:43 +02:00
Clifford Wolf
3b5c33d685 Move WireInfoPOD into ChipDB binary blob 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 14:30:26 +02:00
Clifford Wolf
84defd3fee Minor refactoring of BinaryBlobAssembler, fix alignments 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 13:32:38 +02:00
David Shah
1b077320dc General reformatting 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 12:53:39 +02:00
David Shah
12818fb694 ice40: Add symbol output to bitstream generation 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 12:38:21 +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
3afce5ff5a Improving the placer output 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 11:45:41 +02:00
David Shah
f9bfccf68e Add 'get or default' functions 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 11:14:49 +02:00
David Shah
8ab0b06f5f ice40: Fixing build 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 10:35:37 +02:00
Clifford Wolf
69e5bc5030 Progress with chipdb refactoring 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 19:25:37 +02:00
David Shah
e497575c8e place: Fix placer validity checks 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 18:45:48 +02:00
Clifford Wolf
ee06db3293 Progress with chipdb refactoring 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 18:42:29 +02:00
Clifford Wolf
f0edb625e3 Progress with chipdb refactoring 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 17:53:09 +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
Clifford Wolf
fe47e7fc2d Update clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 15:25:33 +02:00
Clifford Wolf
4d14bc2914 Merge remote-tracking branch 'origin/master' into chipdbng 2018-06-16 15:25:03 +02:00
Clifford Wolf
6acf23cf37 Some refactoring of Chip API (prep for chipdb refactoring) 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 15:23:04 +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
c0a2627179 place: Tidying up the SA placer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah
c9a784ec0c ice40: Include RAM init data in bitstream 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah
04f1d7516a ice40: Fix bitstream generation when parameters are unspecified 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah
23b1fc02fb ice40: Bitstream generation for RAM 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah
cabdfe3616 ice40: Only place IO at valid pins 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah
6b74d326d4 experiment: Simple heuristic-based placer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah
355d33632c ice40: Another arch_place fix 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-14 21:52:01 +02:00
David Shah
66ea22bb5c ice40: General fixes 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-14 21:12:15 +02:00
David Shah
323a2aaa54 ice40: Read cells in arachne placement script 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-14 20:55:39 +02:00
David Shah
0f0d9bfb00 ice40: Importer for placed ice40 designs from arachne 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-14 20:46:05 +02:00
Clifford Wolf
312699e590 Add route-ripup routing loop 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-14 15:09:13 +02:00
Clifford Wolf
7787ce5fd9 Refactor position/delay estimation API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-14 12:43:00 +02:00
Clifford Wolf
c94b8c4861 Drastically reduce number of linker symbols in chipdb 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 23:55:18 +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
1a3d0f2f5d Add picorv32_top module with fewer IO pins 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 17:38:34 +02:00
Clifford Wolf
33863fee2d Add missing iCE40 global buffer bels 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 17:19:36 +02:00
Clifford Wolf
821fb3a55d Add test PicoRV32 build script 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 17:08:27 +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
Clifford Wolf
d80e60cce2 Add hierarchy to bel/wire/pip names 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 14:53:44 +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
4694c6aae7 ice40: Update examples to use packer/pcf 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-13 12:55:08 +02:00
Clifford Wolf
1e314cc0ce Update chip Graphics API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 12:48:58 +02:00
Clifford Wolf
145c849596 Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-13 12:38:28 +02:00
Clifford Wolf
4d7f18dd98 Redesign PosInfo API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 12:37:23 +02:00
David Shah
de0918c287 ice40: Add a PCF parser 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-13 12:30:15 +02:00
David Shah
5435a97024 ice40: Add package selection 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-13 11:51:09 +02:00
David Shah
696aaee24c ice40: Add package pins to database 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-13 11:40:28 +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
Miodrag Milanovic
b7c747f15b Write tests to replace -test option from main 2018-06-12 20:39:20 +02:00