caiyu/nextpnr
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2,832 Commits 22 Branches 7 Tags 17 MiB
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Commit Graph

30 Commits

Author SHA1 Message Date
David Shah
567166aece nexus: Fix db integrity check 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
ca73e14cf9 nexus: Add post-place LUTFF optimisation 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
df3c6dfe3e nexus: Preliminary integration of DSP timing data 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
76543d05e7 nexus: Tweak heuristics to improve routeability 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
6b5277638b nexus: Fix slow routing around DSPs 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
c7ad3cece6 nexus: Tweak delay heuristics 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
530d6ce9e9 nexus: Add EBR timing analysis 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
9b89a82573 nexus: Add LUTRAM and WIDEFN9 timing support 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
8c1f25cf31 timing: Add a few more cell types 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
6457b4ca7b nexus: Swap sort order to make some lookups easier 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
fa9194e3e2 nexus: Add cell delay lookup 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
963fd175ad nexus: Lookup speed grade and pip delays 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
00ff7c6cfe nexus: Default to router2 for now 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
f749038959 nexus: Improve placer config 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
8d1678f0ef nexus: Add stub GUI 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
dfd6b6e39e nexus: Add a simple global routing pass 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
c80144b7f0 nexus: Generate FASM files that can be used standalone 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
9affda5626 nexus: Build and embed chipdb automatically 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
0eb5c72cc5 nexus: Refactor cell pin style db 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
df3866a800 nexus: Add IO packing 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
12013b4c1f nexus: Lookup of package and IO pins 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
0a1afe1f79 nexus: Infrastructure for constant/inv handling 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
2b13b24cbe nexus: Bring up to date 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
84d5426242 nexus: Working on validity checking 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
44f98c545b nexus: Add global networks 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
2c49f812d9 nexus: Add packing framework 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
1e940323b0 nexus: Add main 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
259659c838 nexus: Add more placeholder Arch functions 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
65a59e9dcc nexus: Implement bel, wire and pip Arch functions 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00
David Shah
ae1a486520 Add Arch constructor 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:27 +00:00