import os
import debug
from globals import OPTS,find_exe,get_tool
debug.info(2,"Initializing characterizer...")
OPTS.spice_exe = ""
if OPTS.spice_name != "":
OPTS.spice_exe=find_exe(OPTS.spice_name)
if OPTS.spice_exe=="":
debug.error("{0} not found. Unable to perform characterization.".format(OPTS.spice_name),1)
else:
(OPTS.spice_name, OPTS.spice_exe) = get_tool("spice",["hsim", "vcs"])
if OPTS.spice_exe == "":
debug.error("No recognizable spice version found. Unable to perform characterization.",1)
from globals import get_tool
from tech import drc_name
from tech import lvs_name
from tech import pex_name
debug.info(1, "Initializing verify...")
if not OPTS.check_lvsdrc:
debug.info(1, "LVS/DRC/PEX disabled.")
OPTS.drc_exe = None
OPTS.lvs_exe = None
OPTS.pex_exe = None
# if OPTS.tech_name == "sky130":
# OPTS.magic_exe = None
else:
debug.info(1, "Finding DRC/LVS/PEX tools.")
OPTS.drc_exe = get_tool("DRC", ["calibre", "assura", "magic"], drc_name)
OPTS.lvs_exe = get_tool("LVS", ["calibre", "assura", "netgen"], lvs_name)
OPTS.pex_exe = get_tool("PEX", ["calibre", "magic"], pex_name)
# if OPTS.tech_name == "sky130":
# OPTS.magic_exe = get_tool("GDS", ["magic"])
if not OPTS.drc_exe:
from .none import run_drc, print_drc_stats, write_drc_script
elif "calibre" == OPTS.drc_exe[0]:
from .calibre import run_drc, print_drc_stats, write_drc_script
elif "assura" == OPTS.drc_exe[0]:
from .assura import run_drc, print_drc_stats, write_drc_script
elif "magic" == OPTS.drc_exe[0]:
from .magic import run_drc, print_drc_stats, write_drc_script
else:
debug.error(
import delay
import setup_hold
debug.info(2, "Initializing characterizer...")
spice_exe = ""
if OPTS.analytical_delay:
debug.info(1, "Using analytical delay models (no characterization)")
else:
if OPTS.spice_name != "":
spice_exe = find_exe(OPTS.spice_name)
if spice_exe == "":
debug.error(
"{0} not found. Unable to perform characterization.".format(
OPTS.spice_name), 1)
else:
(choice,
spice_exe) = get_tool("spice",
["xa", "hspice", "ngspice", "ngspice.exe"])
OPTS.spice_name = choice
# set the input dir for spice files if using ngspice
if OPTS.spice_name == "ngspice":
os.environ["NGSPICE_INPUT_DIR"] = "{0}".format(OPTS.openram_temp)
if spice_exe == "":
debug.error(
"No recognizable spice version found. Unable to perform characterization.",
1)
"""
import os
import debug
from globals import OPTS,find_exe,get_tool
debug.info(2,"Initializing verify...")
if not OPTS.check_lvsdrc:
debug.info(1,"LVS/DRC/PEX disabled.")
drc_exe = None
lvs_exe = None
pex_exe = None
else:
drc_exe = get_tool("DRC",["calibre","assura","magic"])
lvs_exe = get_tool("LVS",["calibre","assura","netgen"])
pex_exe = get_tool("PEX",["calibre","magic"])
if drc_exe == None:
pass
elif "calibre" in drc_exe:
from calibre import run_drc
elif "assura" in drc_exe:
from assura import run_drc
elif "magic" in drc_exe:
from magic import run_drc
else:
debug.warning("Did not find a supported DRC tool.")
from .measurements import *
from .model_check import *
debug.info(1, "Initializing characterizer...")
OPTS.spice_exe = ""
if not OPTS.analytical_delay:
debug.info(1, "Finding spice simulator.")
if OPTS.spice_name != "":
OPTS.spice_exe = find_exe(OPTS.spice_name)
if OPTS.spice_exe == "" or OPTS.spice_exe == None:
debug.error(
"{0} not found. Unable to perform characterization.".format(
OPTS.spice_name), 1)
else:
(OPTS.spice_name,
OPTS.spice_exe) = get_tool("spice",
["hspice", "ngspice", "ngspice.exe", "xa"])
# set the input dir for spice files if using ngspice
if OPTS.spice_name == "ngspice":
os.environ["NGSPICE_INPUT_DIR"] = "{0}".format(OPTS.openram_temp)
if OPTS.spice_exe == "":
debug.error(
"No recognizable spice version found. Unable to perform characterization.",
1)
else:
debug.info(1, "Analytical model enabled.")
import globals
from globals import OPTS,find_exe,get_tool
from .lib import *
from .delay import *
from .setup_hold import *
debug.info(1,"Initializing characterizer...")
OPTS.spice_exe = ""
if not OPTS.analytical_delay:
debug.info(1, "Finding spice simulator.")
if OPTS.spice_name != "":
OPTS.spice_exe=find_exe(OPTS.spice_name)
if OPTS.spice_exe=="":
debug.error("{0} not found. Unable to perform characterization.".format(OPTS.spice_name),1)
else:
(OPTS.spice_name,OPTS.spice_exe) = get_tool("spice",["xa", "hspice", "ngspice", "ngspice.exe"])
# set the input dir for spice files if using ngspice
if OPTS.spice_name == "ngspice":
os.environ["NGSPICE_INPUT_DIR"] = "{0}".format(OPTS.openram_temp)
if OPTS.spice_exe == "":
debug.error("No recognizable spice version found. Unable to perform characterization.",1)
else:
debug.info(1,"Analytical model enabled.")
import time
import debug
from globals import OPTS
import subprocess
import os
import debug
from globals import OPTS, find_exe, get_tool
debug.info(2, "Initializing Calibre...")
if not OPTS.check_lvsdrc:
debug.info(1, "LVS/DRC/PEX disabled.")
OPTS.lvsdrc_exe = None
else:
OPTS.lvsdrc_exe = get_tool("LVS/DRC/PEX", ["calibre"])
def run_drc(cell_name, gds_name):
"""Run DRC check on a given top-level name which is
implemented in gds_name."""
# the runset file contains all the options to run calibre
from tech import drc
drc_rules = drc["drc_rules"]
drc_runset = {
'drcRulesFile': drc_rules,
'drcRunDir': OPTS.AMC_temp,
'drcLayoutPaths': gds_name,
'drcLayoutPrimary': cell_name,
