8325500560
Why I did it Added support for the device N3248TE How I did it Implemented the support for the platform N3248TE Switch Vendor: DellEMC Switch SKU: N3248TE ASIC Vendor: Broadcom SONiC Image: sonic-broadcom.bin How to verify it Verified the show platform commands
106 lines
2.7 KiB
Python
Executable File
106 lines
2.7 KiB
Python
Executable File
#!/usr/bin/python
|
|
# Copyright (c) 2015 Dell Inc.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR
|
|
# CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT
|
|
# LIMITATION ANY IMPLIED WARRANTIES OR CONDITIONS OF TITLE, FITNESS
|
|
# FOR A PARTICULAR PURPOSE, MERCHANTABLITY OR NON-INFRINGEMENT.
|
|
#
|
|
# See the Apache Version 2.0 License for specific language governing
|
|
# permissions and limitations under the License.
|
|
#Script to read/write the portio based registers
|
|
|
|
import sys
|
|
import os
|
|
import getopt
|
|
import struct
|
|
|
|
resource='/dev/port'
|
|
|
|
def usage():
|
|
''' This is the Usage Method '''
|
|
|
|
print '\t\t portiocfg.py --default'
|
|
print '\t\t portiocfg.py --get --offset <offset>'
|
|
print '\t\t portiocfg.py --set --val <val> --offset <offset>'
|
|
sys.exit(1)
|
|
|
|
def portio_reg_read(resource,offset):
|
|
fd=os.open(resource, os.O_RDONLY)
|
|
if(fd<0):
|
|
print 'file open failed %s"%resource'
|
|
return
|
|
if(os.lseek(fd, offset, os.SEEK_SET) != offset):
|
|
print 'lseek failed on %s'%resource
|
|
return
|
|
buf=os.read(fd,1)
|
|
reg_val1=ord(buf)
|
|
print 'reg value %x'%reg_val1
|
|
os.close(fd)
|
|
|
|
def portio_reg_write(resource,offset,val):
|
|
fd=os.open(resource,os.O_RDWR)
|
|
if(fd<0):
|
|
print 'file open failed %s"%resource'
|
|
return
|
|
if(os.lseek(fd, offset, os.SEEK_SET) != offset):
|
|
print 'lseek failed on %s'%resource
|
|
return
|
|
ret=os.write(fd,struct.pack('B',val))
|
|
if(ret != 1):
|
|
print 'write failed %d'%ret
|
|
return
|
|
os.close(fd)
|
|
|
|
def main(argv):
|
|
|
|
''' The main function will read the user input from the
|
|
command line argument and process the request '''
|
|
|
|
opts = ''
|
|
val = ''
|
|
choice = ''
|
|
offset = ''
|
|
|
|
try:
|
|
opts, args = getopt.getopt(argv, "hgs:" , \
|
|
["val=","offset=","help", "get", "set"])
|
|
|
|
except getopt.GetoptError:
|
|
usage()
|
|
|
|
for opt,arg in opts:
|
|
|
|
if opt in ('-h','--help'):
|
|
choice = 'help'
|
|
|
|
elif opt in ('-g', '--get'):
|
|
choice = 'get'
|
|
|
|
elif opt in ('-s', '--set'):
|
|
choice = 'set'
|
|
|
|
elif opt == '--offset':
|
|
offset = int(arg,16)
|
|
|
|
elif opt == '--val':
|
|
val = int(arg,16)
|
|
|
|
if choice == 'get' and offset != '':
|
|
portio_reg_read(resource,offset)
|
|
|
|
elif choice == 'set' and offset != '' and val != '':
|
|
portio_reg_write(resource,offset,val)
|
|
|
|
else:
|
|
usage()
|
|
|
|
#Calling the main method
|
|
if __name__ == "__main__":
|
|
main(sys.argv[1:])
|
|
|