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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# PiLC HAT configuration tool
#
# Copyright 2016 Michael Buesch <m@bues.ch>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
from __future__ import division, absolute_import, print_function, unicode_literals
from libpilc.raspi_hat_conf import PilcConf
from libpilc.util import str2bool
import re
import sys
import getopt
def usage():
print("PiLC HAT configuration tool")
print("")
print("pilc-hat-conf [OPTIONS] <ACTIONS>")
print("")
print("Actions:")
print(" -D|--set-pbtxen-dbg MODE Enable/disable PB-txen debugging")
print(" -d|--get-pbtxen-dbg Get PB-txen debugging value")
print(" -T|--set-pbtxen-to TIMEOUT Set PB-txen timeout value")
print(" -t|--get-pbtxen-to Get PB-txen timeout value")
print(" -B|--set-baudrate BAUD Set PB-txen timeout for baudrate")
print(" -W|--set-eemu-we BOOL Set EEPROM emulation write-enable")
print(" -w|--get-eemu-we Get EEPROM emulation write-enable")
print(" -X|--set-xtal-cal VALUE Set crystal calibration value")
print(" -x|--get-xtal-cal Get crystal calibration value")
print("")
print("Options:")
print(" -h|--help Show this help")
print(" -b|--bus BUSADDR Use bus address. Default: 0x%02X" %\
PilcConf.DEFAULT_BUS)
print(" -e|--dev DEVADDR Use device address. Default: 0x%02X" %\
PilcConf.DEFAULT_DEV)
def main():
opt_bus = PilcConf.DEFAULT_BUS
opt_dev = PilcConf.DEFAULT_DEV
actions = []
try:
(opts, args) = getopt.getopt(sys.argv[1:],
"hD:dT:tB:W:wX:xb:e:",
[ "help",
"set-pbtxen-dbg=",
"get-pbtxen-dbg",
"set-pbtxen-to=",
"get-pbtxen-to",
"set-baudrate=",
"set-eemu-we=",
"get-eemu-we",
"set-xtal-cal=",
"get-xtal-cal",
"bus=",
"dev=", ])
except getopt.GetoptError as e:
sys.stderr.write(str(e) + "\n")
usage()
return 1
for (o, v) in opts:
if o in ("-h", "--help"):
usage()
return 0
if o in ("-D", "--set-pbtxen-dbg"):
actions.append( ("set-pbtxen-dbg", v.upper().strip()) )
if o in ("-d", "--get-pbtxen-dbg"):
actions.append( ("get-pbtxen-dbg", None) )
if o in ("-T", "--set-pbtxen-to"):
try:
v = int(v)
if v < 0 or v > 0xFFFF:
raise ValueError
except ValueError:
sys.stderr.write("ERROR: Invalid PB timeout value\n")
return 1
actions.append( ("set-pbtxen-to", v) )
if o in ("-t", "--get-pbtxen-to"):
actions.append( ("get-pbtxen-to", None) )
if o in ("-B", "--set-baudrate"):
try:
v = v.lower().strip()
fact = 1
m = re.match(r'^([\d\.]+)\s*((k)|(kbaud)|(kbit))$', v)
if m:
v = m.group(1)
fact = 1000
m = re.match(r'^([\d\.]+)\s*((m)|(mbaud)|(mbit))$', v)
if m:
v = m.group(1)
fact = 1000000
v = float(v) * fact
actions.append( ("set-baudrate", v) )
except ValueError:
sys.stderr.write("ERROR: Invalid PB baudrate value\n")
return 1
if o in ("-W", "--set-eemu-we"):
actions.append( ("set-eemu-we", str2bool(v)) )
if o in ("-w", "--get-eemu-we"):
actions.append( ("get-eemu-we", None) )
if o in ("-X", "--set-xtal-cal"):
try:
v = int(v, 0)
if v < 0 or v > 0xFF:
raise ValueError
except ValueError:
sys.stderr.write("ERROR: Invalid xtalcal value\n")
return 1
actions.append( ("set-xtal-cal", v) )
if o in ("-x", "--get-xtal-cal"):
actions.append( ("get-xtal-cal", None) )
if o in ("-b", "--bus"):
try:
opt_bus = int(v, 0)
if opt_bus < 0 or opt_bus > 0xFF:
raise ValueError
except ValueError:
sys.stderr.write("ERROR: Invalid bus address\n")
if o in ("-e", "--dev"):
try:
opt_dev = int(v, 0)
if opt_dev < 0 or opt_dev > 0x7F:
raise ValueError
except ValueError:
sys.stderr.write("ERROR: Invalid device address\n")
if args or not actions:
usage()
return 1
try:
conf = PilcConf(opt_bus, opt_dev)
for action, value in actions:
if action == "set-pbtxen-dbg":
if value in {"0", "OFF"}:
mode = PilcConf.PBTXEN_DBG_OFF
elif value in {"1", "RETRIG"}:
mode = PilcConf.PBTXEN_DBG_RETRIG
elif value in {"2", "NOTRIG"}:
mode = PilcConf.PBTXEN_DBG_NOTRIG
else:
sys.stderr.write("ERROR: Invalid debug mode\n")
return 1
conf.set(conf.CONF_PBTXENDBG, mode)
elif action == "get-pbtxen-dbg":
mode = conf.get(conf.CONF_PBTXENDBG)
if mode == PilcConf.PBTXEN_DBG_OFF:
print("OFF")
elif mode == PilcConf.PBTXEN_DBG_RETRIG:
print("RETRIG")
elif mode == PilcConf.PBTXEN_DBG_NOTRIG:
print("NOTRIG")
else:
print("Unknown (%d)" % mode)
elif action == "set-pbtxen-to":
conf.set(conf.CONF_PBTXENTO, value)
elif action == "get-pbtxen-to":
print(conf.get(conf.CONF_PBTXENTO))
elif action == "set-baudrate":
conf.setBaudrate(value / 1000.0)
elif action == "set-eemu-we":
conf.set(conf.CONF_EEMUWE, value)
elif action == "get-eemu-we":
print(conf.get(conf.CONF_EEMUWE))
elif action == "set-xtal-cal":
conf.set(conf.CONF_XTALCAL, value)
elif action == "get-xtal-cal":
print("0x%02X" % conf.get(conf.CONF_XTALCAL))
else:
assert(0)
conf.close()
except PilcConf.Error as e:
sys.stderr.write(str(e) + "\n")
return 1
return 0
if __name__ == "__main__":
sys.exit(main())
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