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OpenROAD complete backend with nangate45 #608
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Seems reasonable.
I'm not sure we need all the commented out hammer settings but perhaps once P&R is running we might so its fine to wait on this PR until then.
vlsi/Makefile
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HAMMER_EXEC ?= ./example-vlsi | ||
INPUT_CONFS ?= $(if $(filter $(tech_name),nangate45),\ | ||
example-nangate45.yml,\ | ||
example.yml) |
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Perhaps we should name eaxmple.yml example-asap7.yml?
@@ -0,0 +1,144 @@ | |||
# Technology Setup | |||
# Technology used is nanagate45 | |||
vlsi.core.technology: nangate45 |
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We might want to separate out the yaml into generic settings and tech specific settings, so we would have an:
example.yml
example-asap7.yml
example-nangate45.yml
And it optionally includes the right pair based on tech_name
vlsi/example-vlsi-nangate45
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return True | ||
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class ExampleDriver(CLIDriver): | ||
def get_extra_par_hooks(self) -> List[HammerToolHookAction]: |
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I think we just have a generic exampleDriver that inspects os.env(tech_name)
and includes the get hooks programmatically.
The magic of hammer 🎉
I know this is still a draft, but I would appreciate seeing docs associated with this. |
ifneq ($(CUSTOM_VLOG), ) | ||
OBJ_DIR ?= $(VLSI_OBJ_DIR)/custom-$(VLSI_TOP) | ||
ifneq ($(CUSTOM_VLOG),) | ||
OBJ_DIR ?= $(VLSI_OBJ_DIR)/custom-$(VLSI_TOP) |
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Do these spaces line something up? It seems like they unalign these ?=
operators.
@@ -7,21 +11,24 @@ from hammer_vlsi import CLIDriver, HammerToolHookAction | |||
from typing import Dict, Callable, Optional, List | |||
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def example_place_tap_cells(x: hammer_vlsi.HammerTool) -> bool: | |||
x.append(''' | |||
if x.get_setting("vlsi.core.technology") == "asap7": |
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There is a nicer way to do this now but this is ok for the time being.
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