sonic-buildimage/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfplpmget.py
Junchao-Mellanox acafde1895 [Mellanox] Change port index in port_config.ini to 1-based (#4781)
* Change port index in port_config.ini to 1-based
* Add default port index to port_config.ini, change platform plugins to accept 1-based port index
* fix port index in sfp_event.py
2020-06-28 07:24:10 -07:00

44 lines
1.1 KiB
Python

#!/usr/bin/env python
import sys, errno
import os
from python_sdk_api.sxd_api import *
from python_sdk_api.sx_api import *
# Check if SFP port number is provided
if len(sys.argv) < 2:
print "SFP module number is missed."
print "Usage: sfplpmget.py <SFP module>"
sys.exit(errno.EINVAL)
# Init SDK API
rc, handle = sx_api_open(None)
if (rc != SX_STATUS_SUCCESS):
print "Failed to open api handle.\nPlease check that SDK is running."
sys.exit(errno.EACCES)
pid = os.getpid()
rc = sxd_access_reg_init(pid, None, 0)
if (rc != 0):
print "Failed to initializing register access.\nPlease check that SDK is running."
sys.exit(errno.EACCES)
# Get SFP module number
sfp_module = int(sys.argv[1]) - 1
# Get MCION
mcion = ku_mcion_reg()
mcion.module = sfp_module
meta = sxd_reg_meta_t()
meta.dev_id = 1
meta.swid = 0
meta.access_cmd = SXD_ACCESS_CMD_GET
rc = sxd_access_reg_mcion(mcion, meta, 1, None, None)
assert rc == SXD_STATUS_SUCCESS, "sxd_access_reg_mcion failed, rc = %d" % rc
# Get low power mode status
lpm_mask = 1 << 8
lpm_status = (lpm_mask & mcion.module_status_bits) != 0
print "LPM ON" if lpm_status else "LPM OFF"