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247 Commits 22 Branches 7 Tags 17 MiB
1e6124309f
Commit Graph

132 Commits

Author SHA1 Message Date
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
Miodrag Milanovic
9953012154 reveresed logic for enabling main file, and made tests link arch files 2018-06-12 19:56:03 +02:00
Clifford Wolf
136ce3d18f Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-12 15:51:51 +02:00
Clifford Wolf
9c275d0a65 Add fast IdString <-> PortPin conversion 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-12 15:50:33 +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
David Shah
592a627e0c Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-12 14:43:56 +02:00
David Shah
5a9ff4aea1 ice40: Testing the placement validity check 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-12 14:39:49 +02:00
Clifford Wolf
c8b815361e Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-12 14:33:13 +02:00
Clifford Wolf
426fb75bb5 Fix NEXTPNR_NAMESPACE 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-12 14:31:26 +02:00