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Support BIOS version #45

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Merged
keboliu merged 2 commits into from
Mar 8, 2022
Merged

Support BIOS version #45

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ae4c301
Support BIOS version
stephenxs Mar 7, 2022
c5a1a18
Update platform_component.json
stephenxs Mar 8, 2022
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1 change: 1 addition & 0 deletions device/mellanox/x86_64-nvidia_sn2201-r0/platform_components.json
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@
"component": {
"ONIE": { },
"SSD": { },
"BIOS": { },
"CPLD1": { },
"CPLD2": { }
}
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4 changes: 2 additions & 2 deletions platform/mellanox/mlnx-platform-api/sonic_platform/chassis.py
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Expand Up @@ -527,14 +527,14 @@ def initialize_components(self):
return
if not self._component_list:
# Initialize component list
from .component import ComponentONIE, ComponentSSD, ComponentBIOS, ComponentCPLD
from .component import ComponentONIE, ComponentSSD, ComponentBIOS, ComponentCPLD, ComponentBIOSSN2201
self._component_list.append(ComponentONIE())
self._component_list.append(ComponentSSD())
# Upgrading BIOS is not supported on SN2201
if DeviceDataManager.get_platform_name() not in ['x86_64-nvidia_sn2201-r0']:
self._component_list.append(ComponentBIOS())
else:
logger.log_notice("Updating BIOS is not supported on SN2201")
self._component_list.append(ComponentBIOSSN2201())
self._component_list.extend(ComponentCPLD.get_component_list())

def get_num_components(self):
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31 changes: 31 additions & 0 deletions platform/mellanox/mlnx-platform-api/sonic_platform/component.py
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Original file line number Diff line number Diff line change
Expand Up @@ -712,6 +712,37 @@ def update_firmware(self, image_path):
self.__install_firmware(image_path)


class ComponentBIOSSN2201(Component):
COMPONENT_NAME = 'BIOS'
COMPONENT_DESCRIPTION = 'BIOS - Basic Input/Output System'

BIOS_VERSION_COMMAND = 'dmidecode -t0'

def __init__(self):
super(ComponentBIOSSN2201, self).__init__()

self.name = self.COMPONENT_NAME
self.description = self.COMPONENT_DESCRIPTION

def get_firmware_version(self):
cmd = self.BIOS_VERSION_COMMAND

try:
output = subprocess.check_output(cmd.split(),
stderr=subprocess.STDOUT,
universal_newlines=True).rstrip('\n')
except subprocess.CalledProcessError as e:
raise RuntimeError("Failed to get {} version: {}".format(self.name, str(e)))

match = re.search('Version: (.*)', output)
if match:
version = match.group(1)
else:
version = 'Unknown version'

return version


class ComponentCPLD(Component):
COMPONENT_NAME = 'CPLD{}'
COMPONENT_DESCRIPTION = 'CPLD - Complex Programmable Logic Device'
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