diff --git a/device/quanta/x86_64-quanta_ix1b_32x-r0/plugins/psuutil.py b/device/quanta/x86_64-quanta_ix1b_32x-r0/plugins/psuutil.py new file mode 100755 index 0000000000..5b12ba41c9 --- /dev/null +++ b/device/quanta/x86_64-quanta_ix1b_32x-r0/plugins/psuutil.py @@ -0,0 +1,171 @@ +# +# psuutil.py +# Platform-specific PSU status interface for SONiC +# + + +import os.path +import commands +import logging + +try: + from sonic_psu.psu_base import PsuBase +except ImportError as e: + raise ImportError(str(e) + "- required module not found") + +DEBUG = False + +def show_log(txt): + if DEBUG == True: + print "[IX1B]"+txt + return + +def exec_cmd(cmd, show): + logging.info('Run :'+cmd) + status, output = commands.getstatusoutput(cmd) + show_log (cmd +"with result:" + str(status)) + show_log (" output:"+output) + if status: + logging.info('Failed :'+cmd) + if show: + print('Failed :'+cmd) + return status, output + +def my_log(txt): + if DEBUG == True: + print "[QUANTA DBG]: "+txt + return + +def log_os_system(cmd, show): + logging.info('Run :'+cmd) + status = 1 + output = "" + status, output = commands.getstatusoutput(cmd) + my_log (cmd +"with result:" + str(status)) + my_log ("cmd:" + cmd) + my_log (" output:"+output) + if status: + logging.info('Failed :'+cmd) + if show: + print('Failed :'+cmd) + return status, output + +def gpio16_exist(): + ret, ls = log_os_system("ls /sys/class/gpio/ | grep gpio16", 0) + logging.info('mods:'+ls) + if len(ls) ==0: + return False + +def gpio17_exist(): + ret, ls = log_os_system("ls /sys/class/gpio/ | grep gpio17", 0) + logging.info('mods:'+ls) + if len(ls) ==0: + return False + +def gpio19_exist(): + ret, ls = log_os_system("ls /sys/class/gpio/ | grep gpio19", 0) + logging.info('mods:'+ls) + if len(ls) ==0: + return False + +def gpio20_exist(): + ret, ls = log_os_system("ls /sys/class/gpio/ | grep gpio20", 0) + logging.info('mods:'+ls) + if len(ls) ==0: + return False + +class PsuUtil(PsuBase): + """Platform-specific PSUutil class""" + + SYSFS_PSU_PRESENT_DIR = ["/sys/class/gpio/gpio16", + "/sys/class/gpio/gpio19"] + + SYSFS_PSU_POWERGOOD_DIR = ["/sys/class/gpio/gpio17", + "/sys/class/gpio/gpio20"] + def __init__(self): + PsuBase.__init__(self) + + if gpio16_exist() == False: + status, output = exec_cmd("echo 16 > /sys/class/gpio/export ", 1) + status, output = exec_cmd("echo in > /sys/class/gpio/gpio16/direction ", 1) + + if gpio17_exist() == False: + status, output = exec_cmd("echo 17 > /sys/class/gpio/export ", 1) + status, output = exec_cmd("echo in > /sys/class/gpio/gpio17/direction ", 1) + + if gpio19_exist() == False: + status, output = exec_cmd("echo 19 > /sys/class/gpio/export ", 1) + status, output = exec_cmd("echo in > /sys/class/gpio/gpio19/direction ", 1) + + if gpio20_exist() == False: + status, output = exec_cmd("echo 20 > /sys/class/gpio/export ", 1) + status, output = exec_cmd("echo in > /sys/class/gpio/gpio20/direction ", 1) + + # Get sysfs attribute + def get_attr_value(self, attr_path): + + retval = 'ERR' + if (not os.path.isfile(attr_path)): + return retval + + try: + with open(attr_path, 'r') as fd: + retval = fd.read() + except Exception as error: + logging.error("Unable to open ", attr_path, " file !") + + retval = retval.rstrip('\r\n') + return retval + + def get_num_psus(self): + """ + Retrieves the number of PSUs available on the device + :return: An integer, the number of PSUs available on the device + """ + MAX_PSUS = 2 + return MAX_PSUS + + def get_psu_status(self, index): + """ + Retrieves the oprational status of power supply unit (PSU) defined + by index + :param index: An integer, index of the PSU of which to query status + :return: Boolean, True if PSU is operating properly, False if PSU is\ + faulty + """ + status = 0 + attr_file = 'value' + attr_path = self.SYSFS_PSU_POWERGOOD_DIR[index-1] +'/' + attr_file + + attr_value = self.get_attr_value(attr_path) + + if (attr_value != 'ERR'): + attr_value = int(attr_value, 16) + # Check for PSU status + if (attr_value == 1): + status = 1 + + return status + + def get_psu_presence(self, index): + """ + Retrieves the presence status of power supply unit (PSU) defined + by index + :param index: An integer, index of the PSU of which to query status + :return: Boolean, True if PSU is plugged, False if not + """ + status = 0 + psu_absent = 0 + attr_file ='value' + attr_path = self.SYSFS_PSU_PRESENT_DIR[index-1] +'/' + attr_file + + attr_value = self.get_attr_value(attr_path) + + if (attr_value != 'ERR'): + attr_value = int(attr_value, 16) + # Check for PSU presence + if (attr_value == 0): + status = 1 + + return status + diff --git a/platform/broadcom/sonic-platform-modules-quanta b/platform/broadcom/sonic-platform-modules-quanta index 40ffdcb54a..2a300312a0 160000 --- a/platform/broadcom/sonic-platform-modules-quanta +++ b/platform/broadcom/sonic-platform-modules-quanta @@ -1 +1 @@ -Subproject commit 40ffdcb54ad747974f6db2396ac1c72cc21294ab +Subproject commit 2a300312a084cd96cdd3657020b5e207adc04559