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efinix: Merge pt.sdc to the litex sdc to get constraints right

This commit is contained in:
Dolu1990 2024-09-03 12:05:26 +02:00
parent 3de5832b9c
commit a90ab9dcca
1 changed files with 23 additions and 11 deletions
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34
litex/build/efinix/efinity.py
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@ -271,7 +271,7 @@ class EfinityToolchain(GenericToolchain):
# Add Timing Constraints.
constraint_info = et.SubElement(root, "efx:constraint_info")
et.SubElement(constraint_info, "efx:sdc_file", name=f"{self._build_name}.sdc")
et.SubElement(constraint_info, "efx:sdc_file", name=f"{self._build_name}_merged.sdc")
# Add Misc Info.
misc_info = et.SubElement(root, "efx:misc_info")
@ -306,6 +306,26 @@ class EfinityToolchain(GenericToolchain):
return "" # not used
def run_script(self, script):
# Place and Route.
r = tools.subprocess_call_filtered([self.efinity_path + "/bin/python3",
self.efinity_path + "/scripts/efx_run_pt.py",
f"{self._build_name}",
self.platform.family,
self.platform.device
], common.colors)
if r != 0:
raise OSError("Error occurred during efx_run_pt execution.")
# Merge SDC
with open(f"{self._build_name}_merged.sdc", 'w') as outfile:
with open(f"outflow/{self._build_name}.pt.sdc") as infile:
outfile.write(infile.read())
outfile.write("\n")
outfile.write("#########################\n")
outfile.write("\n")
with open(f"{self._build_name}.sdc") as infile:
outfile.write(infile.read())
# Synthesis/Mapping.
r = tools.subprocess_call_filtered([self.efinity_path + "/bin/efx_map",
"--project", f"{self._build_name}",
@ -336,15 +356,7 @@ class EfinityToolchain(GenericToolchain):
if r != 0:
raise OSError("Error occurred during efx_map execution.")
# Place and Route.
r = tools.subprocess_call_filtered([self.efinity_path + "/bin/python3",
self.efinity_path + "/scripts/efx_run_pt.py",
f"{self._build_name}",
self.platform.family,
self.platform.device
], common.colors)
if r != 0:
raise OSError("Error occurred during efx_run_pt execution.")
r = tools.subprocess_call_filtered([self.efinity_path + "/bin/efx_pnr",
"--circuit", f"{self._build_name}",
@ -358,7 +370,7 @@ class EfinityToolchain(GenericToolchain):
"--use_vdb_file", "on",
"--place_file", f"outflow/{self._build_name}.place",
"--route_file", f"outflow/{self._build_name}.route",
"--sdc_file", f"{self._build_name}.sdc",
"--sdc_file", f"{self._build_name}_merged.sdc",
"--sync_file", f"outflow/{self._build_name}.interface.csv",
"--seed", "1",
"--work_dir", "work_pnr",