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build/microsemi/libero_soc: associate timings constraints with synthesis/place&route/timing verification

This commit is contained in:
Florent Kermarrec 2018-11-23 09:30:13 +01:00
parent a98e1ad689
commit 09a1cda943
1 changed files with 18 additions and 4 deletions
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22
litex/build/microsemi/libero_soc.py
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@ -12,9 +12,11 @@ from litex.build.generic_platform import *
from litex.build import tools from litex.build import tools
from litex.build.microsemi import common from litex.build.microsemi import common
def tcl_name(name): def tcl_name(name):
return "{" + name + "}" return "{" + name + "}"
def _format_io_constraint(c): def _format_io_constraint(c):
if isinstance(c, Pins): if isinstance(c, Pins):
return "-pin_name {} ".format(c.identifiers[0]) return "-pin_name {} ".format(c.identifiers[0])
@ -111,19 +113,30 @@ def _build_tcl(platform, sources, build_dir, build_name):
if file.endswith(".init"): if file.endswith(".init"):
tcl.append("file copy -- {} impl/synthesis".format(file)) tcl.append("file copy -- {} impl/synthesis".format(file))
# import io / fp constraints # import io constraints
tcl.append("import_files -io_pdc {}".format(tcl_name(build_name + "_io.pdc"))) tcl.append("import_files -io_pdc {}".format(tcl_name(build_name + "_io.pdc")))
# import floorplanner constraints
tcl.append("import_files -fp_pdc {}".format(tcl_name(build_name + "_fp.pdc"))) tcl.append("import_files -fp_pdc {}".format(tcl_name(build_name + "_fp.pdc")))
# import timing constraints
tcl.append("import_files -convert_EDN_to_HDL 0 -sdc {}".format(tcl_name(build_name + ".sdc")))
# associate constraints with tools
tcl.append(" ".join(["organize_tool_files",
"-tool {SYNTHESIZE}",
"-file impl/constraint/{}.sdc".format(build_name),
"-module {}".format(build_name),
"-input_type {constraint}"
]))
tcl.append(" ".join(["organize_tool_files", tcl.append(" ".join(["organize_tool_files",
"-tool {PLACEROUTE}", "-tool {PLACEROUTE}",
"-file impl/constraint/io/{}_io.pdc".format(build_name), "-file impl/constraint/io/{}_io.pdc".format(build_name),
"-file impl/constraint/fp/{}_fp.pdc".format(build_name), "-file impl/constraint/fp/{}_fp.pdc".format(build_name),
"-file impl/constraint/{}.sdc".format(build_name),
"-module {}".format(build_name), "-module {}".format(build_name),
"-input_type {constraint}" "-input_type {constraint}"
])) ]))
# import timing constraints
tcl.append("import_files -convert_EDN_to_HDL 0 -sdc {}".format(tcl_name(build_name + ".sdc")))
tcl.append(" ".join(["organize_tool_files", tcl.append(" ".join(["organize_tool_files",
"-tool {VERIFYTIMING}", "-tool {VERIFYTIMING}",
"-file impl/constraint/{}.sdc".format(build_name), "-file impl/constraint/{}.sdc".format(build_name),
@ -161,6 +174,7 @@ def _build_timing_sdc(vns, clocks, false_paths, build_name, additional_timing_co
sdc += additional_timing_constraints sdc += additional_timing_constraints
tools.write_to_file(build_name + ".sdc", "\n".join(sdc)) tools.write_to_file(build_name + ".sdc", "\n".join(sdc))
def _build_script(build_name, device, toolchain_path, ver=None): def _build_script(build_name, device, toolchain_path, ver=None):
if sys.platform in ("win32", "cygwin"): if sys.platform in ("win32", "cygwin"):
script_ext = ".bat" script_ext = ".bat"