def get_status_led(self):
"""
Gets the state of the system LED
Returns:
A string, one of the valid LED color strings which could be
vendor specified.
"""
val = pci_get_value(self.pci_res, self.sysled_offset)
if val != -1:
val = val & 0x30
return self.REG_TO_SYSLED_COLOR.get(val)
return self.sys_ledcolor
def get_status_led(self):
"""
Gets the current system LED color
Returns:
A string that represents the supported color
"""
val = hwaccess.pci_get_value(self.pci_res, self.sysled_offset)
if val != -1:
val = val & 0x30
return self.REG_TO_SYSLED_COLOR.get(val)
return self.sys_ledcolor
def get_locator_led(self):
"""
Gets the state of the Chassis Locator LED
Returns:
LOCATOR_LED_ON or LOCATOR_LED_OFF
"""
resource = "/sys/bus/pci/devices/0000:04:00.0/resource0"
val = pci_get_value(resource, SYSTEM_LED_REG)
val = int(val) & SYSTEM_BEACON_LED_SET
if not val:
return self.LOCATOR_LED_OFF
else:
return self.LOCATOR_LED_ON
def get_locator_led(self):
"""
Gets the state of the Chassis Locator LED
Returns:
LOCATOR_LED_ON or LOCATOR_LED_OFF
"""
val = hwaccess.pci_get_value(PCI_RES, SYSTEM_LED_REG)
val = int(val) & SYSTEM_BEACON_LED_SET
if not val:
return self.LOCATOR_LED_OFF
else:
return self.LOCATOR_LED_ON
def set_status_led(self, color):
"""
Set system LED status based on the color type passed in the argument.
Argument: Color to be set
Returns:
bool: True is specified color is set, Otherwise return False
"""
if color not in list(self.SYSLED_COLOR_TO_REG.keys()):
return False
val = hwaccess.pci_get_value(self.pci_res, self.sysled_offset)
val = (val & 0xFFCF) | self.SYSLED_COLOR_TO_REG[color]
hwaccess.pci_set_value(self.pci_res, val, self.sysled_offset)
self.sys_ledcolor = color
return True
def set_status_led(self, color):
"""
Sets the state of the system LED
Args:
color: A string representing the color with which to set the
system LED
Returns:
bool: True if system LED state is set successfully, False if not
"""
if color not in list(self.SYSLED_COLOR_TO_REG.keys()):
return False
val = pci_get_value(self.pci_res, self.sysled_offset)
val = (val & 0xFFCF) | self.SYSLED_COLOR_TO_REG[color]
pci_set_value(self.pci_res, val, self.sysled_offset)
self.sys_ledcolor = color
return True
def set_locator_led(self, color):
"""
Sets the state of the Chassis Locator LED
Args:
color: A string representing the color with which to set the Chassis Locator LED
Returns:
bool: True if the Chassis Locator LED state is set successfully, False if not
"""
resource = "/sys/bus/pci/devices/0000:04:00.0/resource0"
val = pci_get_value(resource, SYSTEM_LED_REG)
if self.LOCATOR_LED_ON == color:
val = int(val) | SYSTEM_BEACON_LED_SET
elif self.LOCATOR_LED_OFF == color:
val = int(val) & SYSTEM_BEACON_LED_CLEAR
else:
return False
pci_set_value(resource, val, SYSTEM_LED_REG)
return True
def set_locator_led(self, color):
"""
Sets the state of the Chassis Locator LED
Args:
color: A string representing the color with which to set the Chassis Locator LED
Returns:
bool: True if the Chassis Locator LED state is set successfully, False if not
"""
val = hwaccess.pci_get_value(PCI_RES, SYSTEM_LED_REG)
if self.LOCATOR_LED_ON == color:
val = int(val) | SYSTEM_BEACON_LED_SET
elif self.LOCATOR_LED_OFF == color:
val = int(val) & SYSTEM_BEACON_LED_CLEAR
else:
return False
hwaccess.pci_set_value(PCI_RES, val, SYSTEM_LED_REG)
return True
def get_fpga_version():
val = hwaccess.pci_get_value('/sys/bus/pci/devices/0000:09:00.0/resource0', 0)
return '{}.{}'.format((val >> 8) & 0xff, val & 0xff)
