class OpTestI2Cdriver(): ## Initialize this object # @param i_bmcIP The IP address of the BMC # @param i_bmcUser The userid to log into the BMC with # @param i_bmcPasswd The password of the userid to log into the BMC with # @param i_bmcUserIpmi The userid to issue the BMC IPMI commands with # @param i_bmcPasswdIpmi The password of BMC IPMI userid # @param i_ffdcDir Optional param to indicate where to write FFDC # # "Only required for inband tests" else Default = None # @param i_hostIP The IP address of the HOST # @param i_hostuser The userid to log into the HOST # @param i_hostPasswd The password of the userid to log into the HOST with # def __init__(self, i_bmcIP, i_bmcUser, i_bmcPasswd, i_bmcUserIpmi, i_bmcPasswdIpmi, i_ffdcDir=None, i_hostip=None, i_hostuser=None, i_hostPasswd=None): self.cv_BMC = OpTestBMC(i_bmcIP, i_bmcUser, i_bmcPasswd, i_ffdcDir) self.cv_IPMI = OpTestIPMI(i_bmcIP, i_bmcUserIpmi, i_bmcPasswdIpmi, i_ffdcDir) self.cv_HOST = OpTestHost(i_hostip, i_hostuser, i_hostPasswd, i_bmcIP) self.util = OpTestUtil() ## # @brief This function has following test steps # 1. Getting host information(OS and kernel info) # 2. Checking the required utilites are present on host or not # 3. Loading the necessary modules to test I2C device driver functionalites # (i2c_dev, i2c_opal and at24) # 4. Getting the list of i2c buses # 5. Querying the i2c bus for devices # 3. Getting the list of i2c buses and eeprom chip addresses # 4. Accessing the registers visible through the i2cbus using i2cdump utility # 5. Listing the i2c adapter conetents and i2c bus entries to make sure sysfs entries # created for each bus. # 6. Testing i2cget functionality for limited samples # Avoiding i2cset functionality, it may damage the system. # # @return BMC_CONST.FW_SUCCESS-success or raise OpTestError-fail # def testI2Cdriver(self): # Get OS level self.cv_HOST.host_get_OS_Level() # make sure install "i2c-tools" package in-order to run the test # Check whether i2cdump, i2cdetect and hexdump commands are available on host self.cv_HOST.host_check_command("i2cdump") self.cv_HOST.host_check_command("i2cdetect") self.cv_HOST.host_check_command("hexdump") self.cv_HOST.host_check_command("i2cget") self.cv_HOST.host_check_command("i2cset") # Get Kernel Version l_kernel = self.cv_HOST.host_get_kernel_version() # loading i2c_opal module based on config option l_config = "CONFIG_I2C_OPAL" l_module = "i2c_opal" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # loading i2c_dev module based on config option l_config = "CONFIG_I2C_CHARDEV" l_module = "i2c_dev" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # loading at24 module based on config option l_config = "CONFIG_EEPROM_AT24" l_module = "at24" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # Get information of EEPROM chips self.cv_HOST.host_get_info_of_eeprom_chips() # Get list of i2c buses available on host, # l_list=["0","1"....] # l_list1=["i2c-0","i2c-1","i2c-2"....] l_list, l_list1 = self.cv_HOST.host_get_list_of_i2c_buses() # Scanning i2c bus for devices attached to it. for l_bus in l_list: self.query_i2c_bus(l_bus) # Get list of pairs of i2c bus and EEPROM device addresses in the host l_chips = self.cv_HOST.host_get_list_of_eeprom_chips() for l_args in l_chips: # Accessing the registers visible through the i2cbus using i2cdump utility # l_args format: "0 0x51","1 0x53",.....etc self.i2c_dump(l_args) # list i2c adapter conetents l_res = self.cv_HOST.host_run_command("ls -l /sys/class/i2c-adapter; echo $?") l_res = l_res.splitlines() if int(l_res[-1]) == 0: pass else: l_msg = "listing i2c adapter contents through the sysfs entry failed" print l_msg raise OpTestError(l_msg) # Checking the sysfs entry of each i2c bus for l_bus in l_list1: l_res = self.cv_HOST.host_run_command("ls -l /sys/class/i2c-adapter/%s; echo $?" % l_bus) l_res = l_res.splitlines() if int(l_res[-1]) == 0: pass else: l_msg = "listing i2c bus contents through the sysfs entry failed" print l_msg raise OpTestError(l_msg) # Currently testing only getting the data from a data address, avoiding setting data. # Only four samples are gathered to check whether reading eeprom data is working or not. # Setting eeprom data is dangerous and make your system UNBOOTABLE l_addrs = ["0x00", "0x10", "0x20", "0x30", "0x40", "0x50", "0x60", "0x70", "0x80", "0x90", "0xa0", "0xb0", "0xc0", "0xd0", "0xe0", "0xf0"] for l_addr in l_addrs: l_val = self.i2c_get(l_chips[1], l_addr) # self.i2c_set(l_list2[1], l_addr, "0x50") return BMC_CONST.FW_SUCCESS ## # @brief This function query's the i2c bus for devices attached to it. # i2cdetect is a utility to scan an I2C bus for devices # # @param i_bus @type string: i2c bus numer # # @return BMC_CONST.FW_SUCCESS or raise OpTestError # def query_i2c_bus(self, i_bus): print "Querying the i2c bus for devices attached to it" l_res = self.cv_HOST.host_run_command("i2cdetect -y %i; echo $?" % int(i_bus)) l_res = l_res.splitlines() if int(l_res[-1]) == 0: return BMC_CONST.FW_SUCCESS else: l_msg = "Querying the i2cbus for devices failed:%s" % i_bus print l_msg raise OpTestError(l_msg) ## # @brief This i2cdump function takes arguments in pair of a string like "i2cbus address". # i2cbus indicates the number or name of the I2C bus to be scanned. This number should # correspond to one of the busses listed by i2cdetect -l. address indicates # the address to be scanned on that bus, and is an integer between 0x03 and 0x77 # i2cdump is a program to examine registers visible through the I2C bus # # @param i_args @type string: this is the argument to i2cdump utility # args are in the form of "i2c-bus-number eeprom-chip-address" # Ex: "0 0x51","3 0x52" ....etc # # @return BMC_CONST.FW_SUCCESS or raise OpTestError # def i2c_dump(self, i_args): l_res = self.cv_HOST.host_run_command("i2cdump -f -y %s; echo $?" % i_args) l_res = l_res.splitlines() if int(l_res[-1]) == 0: return BMC_CONST.FW_SUCCESS else: l_msg = "i2cdump failed for the device: %s" % i_args print l_msg raise OpTestError(l_msg) ## # @brief This function i2cget read from I2C/SMBus chip registers # command usage: i2cget [-f] [-y] i2cbus chip-address [data-address [mode]] # # @param i_args @type string: this is the argument to i2cget utility # args are in the form of "i2c-bus-number eeprom-chip-address" # Ex: "0 0x51","3 0x52" ....etc # @param i_addr @type string: this is the data-address on chip, from where data will be read # Ex: "0x00","0x10","0x20"... # # @return l_res @type string: data present on data-address or raise OpTestError # def i2c_get(self, i_args, i_addr): l_res = self.cv_HOST.host_run_command("i2cget -f -y %s %s;echo $?" % (i_args, i_addr)) l_res = l_res.splitlines() if int(l_res[-1]) == 0: return l_res else: l_msg = "i2cget: Getting data from address %s failed" % i_addr print l_msg raise OpTestError(l_msg) ## # @brief This function i2cset will be used for setting I2C registers # command usage: i2cset [-f] [-y] [-m mask] [-r] i2cbus chip-address data-address [value] ... [mode] # # @param i_args @type string: this is the argument to i2cset utility # args are in the form of "i2c-bus-number eeprom-chip-address" # Ex: "0 0x51","3 0x52" ....etc # @param i_addr @type string: this is the data-address on chip, where data will be set # Ex: "0x00","0x10","0x20"... # @param i_val @type string: this is the value which will be set into data-address i_addr # # @return BMC_CONST.FW_SUCCESS or raise OpTestError # def i2c_set(self, i_args, i_addr, i_val): l_res = self.cv_HOST.host_run_command("i2cset -f -y %s %s %s;echo $?" % (i_args, i_addr, i_val)) l_res = l_res.splitlines() if int(l_res[-1]) == 0: return BMC_CONST.FW_SUCCESS else: l_msg = "i2cset: Setting the data to a address %s failed" % i_addr print l_msg raise OpTestError(l_msg)
class OpTestI2Cdriver(): ## Initialize this object # @param i_bmcIP The IP address of the BMC # @param i_bmcUser The userid to log into the BMC with # @param i_bmcPasswd The password of the userid to log into the BMC with # @param i_bmcUserIpmi The userid to issue the BMC IPMI commands with # @param i_bmcPasswdIpmi The password of BMC IPMI userid # @param i_ffdcDir Optional param to indicate where to write FFDC # # "Only required for inband tests" else Default = None # @param i_hostIP The IP address of the HOST # @param i_hostuser The userid to log into the HOST # @param i_hostPasswd The password of the userid to log into the HOST with # def __init__(self, i_bmcIP, i_bmcUser, i_bmcPasswd, i_bmcUserIpmi, i_bmcPasswdIpmi, i_ffdcDir=None, i_hostip=None, i_hostuser=None, i_hostPasswd=None): self.cv_BMC = OpTestBMC(i_bmcIP, i_bmcUser, i_bmcPasswd, i_ffdcDir) self.cv_IPMI = OpTestIPMI(i_bmcIP, i_bmcUserIpmi, i_bmcPasswdIpmi, i_ffdcDir) self.cv_HOST = OpTestHost(i_hostip, i_hostuser, i_hostPasswd, i_bmcIP) self.cv_SYSTEM = OpTestSystem(i_bmcIP, i_bmcUser, i_bmcPasswd, i_bmcUserIpmi, i_bmcPasswdIpmi, i_ffdcDir, i_hostip, i_hostuser, i_hostPasswd) self.util = OpTestUtil() ## # @brief This function has following test steps # 1. Getting host information(OS and kernel info) # 2. Checking the required utilites are present on host or not # 3. Loading the necessary modules to test I2C device driver functionalites # (i2c_dev, i2c_opal and at24) # 4. Getting the list of i2c buses # 5. Querying the i2c bus for devices # 3. Getting the list of i2c buses and eeprom chip addresses # 4. Accessing the registers visible through the i2cbus using i2cdump utility # 5. Listing the i2c adapter conetents and i2c bus entries to make sure sysfs entries # created for each bus. # 6. Testing i2cget functionality for limited samples # Avoiding i2cset functionality, it may damage the system. # # @return BMC_CONST.FW_SUCCESS-success or raise OpTestError-fail # def testI2Cdriver(self): self.cv_SYSTEM.sys_bmc_power_on_validate_host() # Get OS level self.cv_HOST.host_get_OS_Level() # make sure install "i2c-tools" package in-order to run the test # Check whether i2cdump, i2cdetect and hexdump commands are available on host self.cv_HOST.host_check_command("i2cdump", "i2cdetect", "hexdump", "i2cget", "i2cset") # Get Kernel Version l_kernel = self.cv_HOST.host_get_kernel_version() # loading i2c_opal module based on config option l_config = "CONFIG_I2C_OPAL" l_module = "i2c_opal" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # loading i2c_dev module based on config option l_config = "CONFIG_I2C_CHARDEV" l_module = "i2c_dev" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # loading at24 module based on config option l_config = "CONFIG_EEPROM_AT24" l_module = "at24" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # Get information of EEPROM chips self.cv_HOST.host_get_info_of_eeprom_chips() # Get list of i2c buses available on host, # l_list=["0","1"....] # l_list1=["i2c-0","i2c-1","i2c-2"....] l_list, l_list1 = self.cv_HOST.host_get_list_of_i2c_buses() # Scanning i2c bus for devices attached to it. for l_bus in l_list: try: self.query_i2c_bus(l_bus) except OpTestI2CDetectUnsupported: print "Unsupported i2cdetect on bus %s" % l_bus # Get list of pairs of i2c bus and EEPROM device addresses in the host l_chips = self.cv_HOST.host_get_list_of_eeprom_chips() for l_args in l_chips: # Accessing the registers visible through the i2cbus using i2cdump utility # l_args format: "0 0x51","1 0x53",.....etc self.i2c_dump(l_args) # list i2c adapter conetents l_res = self.cv_HOST.host_run_command("ls -l /sys/class/i2c-adapter; echo $?") l_res = l_res.splitlines() if int(l_res[-1]) == 0: pass else: l_msg = "listing i2c adapter contents through the sysfs entry failed" print l_msg raise OpTestError(l_msg) # Checking the sysfs entry of each i2c bus for l_bus in l_list1: l_res = self.cv_HOST.host_run_command("ls -l /sys/class/i2c-adapter/%s; echo $?" % l_bus) l_res = l_res.splitlines() if int(l_res[-1]) == 0: pass else: l_msg = "listing i2c bus contents through the sysfs entry failed" print l_msg raise OpTestError(l_msg) # Currently testing only getting the data from a data address, avoiding setting data. # Only four samples are gathered to check whether reading eeprom data is working or not. # Setting eeprom data is dangerous and make your system UNBOOTABLE l_addrs = ["0x00", "0x10", "0x20", "0x30", "0x40", "0x50", "0x60", "0x70", "0x80", "0x90", "0xa0", "0xb0", "0xc0", "0xd0", "0xe0", "0xf0"] for l_addr in l_addrs: l_val = self.i2c_get(l_chips[1], l_addr) # self.i2c_set(l_list2[1], l_addr, "0x50") return BMC_CONST.FW_SUCCESS ## # @brief This function query's the i2c bus for devices attached to it. # i2cdetect is a utility to scan an I2C bus for devices # # @param i_bus @type string: i2c bus numer # # @return BMC_CONST.FW_SUCCESS or raise OpTestError # def query_i2c_bus(self, i_bus): print "Querying the i2c bus %s for devices attached to it" % i_bus l_res = self.cv_HOST.host_run_command("i2cdetect -y %i; echo $?" % int(i_bus)) l_res = l_res.splitlines() if int(l_res[-1]) != 0: l_res = self.cv_HOST.host_run_command("i2cdetect -F %i|egrep '(Send|Receive) Bytes'|grep yes; echo $?" % int(i_bus)) l_res = l_res.splitlines() if int(l_res[-1]) != 0: print "i2c bus %i doesn't support query" % int(i_bus) raise OpTestI2CDetectUnsupported; else: l_res = self.cv_HOST.host_run_command("i2cdetect -y -r %i; echo $?" % int(i_bus)) l_res = l_res.splitlines() if int(l_res[-1]) == 0: return BMC_CONST.FW_SUCCESS else: l_msg = "Querying the i2cbus for devices failed:%s" % i_bus print l_msg raise OpTestError(l_msg) ## # @brief This i2cdump function takes arguments in pair of a string like "i2cbus address". # i2cbus indicates the number or name of the I2C bus to be scanned. This number should # correspond to one of the busses listed by i2cdetect -l. address indicates # the address to be scanned on that bus, and is an integer between 0x03 and 0x77 # i2cdump is a program to examine registers visible through the I2C bus # # @param i_args @type string: this is the argument to i2cdump utility # args are in the form of "i2c-bus-number eeprom-chip-address" # Ex: "0 0x51","3 0x52" ....etc # # @return BMC_CONST.FW_SUCCESS or raise OpTestError # def i2c_dump(self, i_args): l_res = self.cv_HOST.host_run_command("i2cdump -f -y %s; echo $?" % i_args) l_res = l_res.splitlines() if int(l_res[-1]) == 0: return BMC_CONST.FW_SUCCESS else: l_msg = "i2cdump failed for the device: %s" % i_args print l_msg raise OpTestError(l_msg) ## # @brief This function i2cget read from I2C/SMBus chip registers # command usage: i2cget [-f] [-y] i2cbus chip-address [data-address [mode]] # # @param i_args @type string: this is the argument to i2cget utility # args are in the form of "i2c-bus-number eeprom-chip-address" # Ex: "0 0x51","3 0x52" ....etc # @param i_addr @type string: this is the data-address on chip, from where data will be read # Ex: "0x00","0x10","0x20"... # # @return l_res @type string: data present on data-address or raise OpTestError # def i2c_get(self, i_args, i_addr): l_res = self.cv_HOST.host_run_command("i2cget -f -y %s %s;echo $?" % (i_args, i_addr)) l_res = l_res.splitlines() if int(l_res[-1]) == 0: return l_res else: l_msg = "i2cget: Getting data from address %s failed" % i_addr print l_msg raise OpTestError(l_msg) ## # @brief This function i2cset will be used for setting I2C registers # command usage: i2cset [-f] [-y] [-m mask] [-r] i2cbus chip-address data-address [value] ... [mode] # # @param i_args @type string: this is the argument to i2cset utility # args are in the form of "i2c-bus-number eeprom-chip-address" # Ex: "0 0x51","3 0x52" ....etc # @param i_addr @type string: this is the data-address on chip, where data will be set # Ex: "0x00","0x10","0x20"... # @param i_val @type string: this is the value which will be set into data-address i_addr # # @return BMC_CONST.FW_SUCCESS or raise OpTestError # def i2c_set(self, i_args, i_addr, i_val): l_res = self.cv_HOST.host_run_command("i2cset -f -y %s %s %s;echo $?" % (i_args, i_addr, i_val)) l_res = l_res.splitlines() if int(l_res[-1]) == 0: return BMC_CONST.FW_SUCCESS else: l_msg = "i2cset: Setting the data to a address %s failed" % i_addr print l_msg raise OpTestError(l_msg)
class OpTestAt24driver(): ## Initialize this object # @param i_bmcIP The IP address of the BMC # @param i_bmcUser The userid to log into the BMC with # @param i_bmcPasswd The password of the userid to log into the BMC with # @param i_bmcUserIpmi The userid to issue the BMC IPMI commands with # @param i_bmcPasswdIpmi The password of BMC IPMI userid # @param i_ffdcDir Optional param to indicate where to write FFDC # # "Only required for inband tests" else Default = None # @param i_hostIP The IP address of the HOST # @param i_hostuser The userid to log into the HOST # @param i_hostPasswd The password of the userid to log into the HOST with # def __init__(self, i_bmcIP, i_bmcUser, i_bmcPasswd, i_bmcUserIpmi, i_bmcPasswdIpmi, i_ffdcDir=None, i_hostip=None, i_hostuser=None, i_hostPasswd=None): self.cv_BMC = OpTestBMC(i_bmcIP, i_bmcUser, i_bmcPasswd, i_ffdcDir) self.cv_IPMI = OpTestIPMI(i_bmcIP, i_bmcUserIpmi, i_bmcPasswdIpmi, i_ffdcDir) self.cv_HOST = OpTestHost(i_hostip, i_hostuser, i_hostPasswd,i_bmcIP) self.cv_SYSTEM = OpTestSystem(i_bmcIP, i_bmcUser, i_bmcPasswd, i_bmcUserIpmi, i_bmcPasswdIpmi, i_ffdcDir, i_hostip, i_hostuser, i_hostPasswd) self.util = OpTestUtil() ## # @brief This function has following test steps # 1. Getting the host infromation(OS and kernel information) # 2. Loading the necessary modules to test at24 device driver functionalites # (i2c_dev, i2c_opal and at24) # 3. Getting the list of i2c buses and eeprom chip addresses # 4. Accessing the registers visible through the i2cbus using i2cdump utility # 5. Getting the eeprom device data using hexdump utility in hex + Ascii format # # @return BMC_CONST.FW_SUCCESS-success or raise OpTestError # def testAt24driver(self): self.cv_SYSTEM.sys_bmc_power_on_validate_host() # Get OS level self.cv_HOST.host_get_OS_Level() # Check whether i2cdump and hexdump commands are available on host self.cv_HOST.host_check_command("i2cdump", "hexdump") # Get Kernel Version l_kernel = self.cv_HOST.host_get_kernel_version() # Loading i2c_opal module based on config option l_config = "CONFIG_I2C_OPAL" l_module = "i2c_opal" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # Loading i2c_dev module based on config option l_config = "CONFIG_I2C_CHARDEV" l_module = "i2c_dev" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # Loading at24 module based on config option l_config = "CONFIG_EEPROM_AT24" l_module = "at24" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # Get infomtion of EEPROM chips self.cv_HOST.host_get_info_of_eeprom_chips() # Get list of pairs of i2c bus and EEPROM device addresses in the host l_chips = self.cv_HOST.host_get_list_of_eeprom_chips() for l_args in l_chips: # Accessing the registers visible through the i2cbus using i2cdump utility # l_args format: "0 0x51","1 0x53",.....etc self.i2c_dump(l_args) # Getting the list of sysfs eeprom interfaces l_res = self.cv_HOST.host_run_command("find /sys/ -name eeprom; echo $?") l_res = l_res.splitlines() if int(l_res[-1]) == 0: pass else: l_msg = "EEPROM sysfs entries are not created" print l_msg raise OpTestError(l_msg) for l_dev in l_res: if l_dev.__contains__("eeprom"): # Getting the eeprom device data using hexdump utility in hex + Ascii format self.cv_HOST.host_hexdump(l_dev) else: pass return BMC_CONST.FW_SUCCESS ## # @brief This i2cdump function takes arguments in pair of a string like "i2cbus address". # i2cbus indicates the number or name of the I2C bus to be scanned. This number should # correspond to one of the busses listed by i2cdetect -l. address indicates # the address to be scanned on that bus, and is an integer between 0x03 and 0x77 # i2cdump is a program to examine registers visible through the I2C bus # # @param i_args @type string: this is the argument to i2cdump utility # args are in the form of "i2c-bus-number eeprom-chip-address" # Ex: "0 0x51","3 0x52" ....etc # # @return BMC_CONST.FW_SUCCESS or raise OpTestError # def i2c_dump(self, i_args): l_res = self.cv_HOST.host_run_command("i2cdump -f -y %s; echo $?" % i_args) l_res = l_res.splitlines() if int(l_res[-1]) == 0: return BMC_CONST.FW_SUCCESS else: l_msg = "i2cdump failed on addr %s" % i_args print l_msg raise OpTestError(l_msg)
class OpTestAt24driver(): ## Initialize this object # @param i_bmcIP The IP address of the BMC # @param i_bmcUser The userid to log into the BMC with # @param i_bmcPasswd The password of the userid to log into the BMC with # @param i_bmcUserIpmi The userid to issue the BMC IPMI commands with # @param i_bmcPasswdIpmi The password of BMC IPMI userid # @param i_ffdcDir Optional param to indicate where to write FFDC # # "Only required for inband tests" else Default = None # @param i_hostIP The IP address of the HOST # @param i_hostuser The userid to log into the HOST # @param i_hostPasswd The password of the userid to log into the HOST with # def __init__(self, i_bmcIP, i_bmcUser, i_bmcPasswd, i_bmcUserIpmi, i_bmcPasswdIpmi, i_ffdcDir=None, i_hostip=None, i_hostuser=None, i_hostPasswd=None): self.cv_BMC = OpTestBMC(i_bmcIP, i_bmcUser, i_bmcPasswd, i_ffdcDir) self.cv_IPMI = OpTestIPMI(i_bmcIP, i_bmcUserIpmi, i_bmcPasswdIpmi, i_ffdcDir) self.cv_HOST = OpTestHost(i_hostip, i_hostuser, i_hostPasswd, i_bmcIP) self.cv_SYSTEM = OpTestSystem(i_bmcIP, i_bmcUser, i_bmcPasswd, i_bmcUserIpmi, i_bmcPasswdIpmi, i_ffdcDir, i_hostip, i_hostuser, i_hostPasswd) self.util = OpTestUtil() ## # @brief This function has following test steps # 1. Getting the host infromation(OS and kernel information) # 2. Loading the necessary modules to test at24 device driver functionalites # (i2c_dev, i2c_opal and at24) # 3. Getting the list of i2c buses and eeprom chip addresses # 4. Accessing the registers visible through the i2cbus using i2cdump utility # 5. Getting the eeprom device data using hexdump utility in hex + Ascii format # # @return BMC_CONST.FW_SUCCESS-success or raise OpTestError # def testAt24driver(self): self.cv_SYSTEM.sys_bmc_power_on_validate_host() # Get OS level self.cv_HOST.host_get_OS_Level() # Check whether i2cdump and hexdump commands are available on host self.cv_HOST.host_check_command("i2cdump", "hexdump") # Get Kernel Version l_kernel = self.cv_HOST.host_get_kernel_version() # Loading i2c_opal module based on config option l_config = "CONFIG_I2C_OPAL" l_module = "i2c_opal" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # Loading i2c_dev module based on config option l_config = "CONFIG_I2C_CHARDEV" l_module = "i2c_dev" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # Loading at24 module based on config option l_config = "CONFIG_EEPROM_AT24" l_module = "at24" self.cv_HOST.host_load_module_based_on_config(l_kernel, l_config, l_module) # Get infomtion of EEPROM chips self.cv_HOST.host_get_info_of_eeprom_chips() # Get list of pairs of i2c bus and EEPROM device addresses in the host l_chips = self.cv_HOST.host_get_list_of_eeprom_chips() for l_args in l_chips: # Accessing the registers visible through the i2cbus using i2cdump utility # l_args format: "0 0x51","1 0x53",.....etc self.i2c_dump(l_args) # Getting the list of sysfs eeprom interfaces l_res = self.cv_HOST.host_run_command( "find /sys/ -name eeprom; echo $?") l_res = l_res.splitlines() if int(l_res[-1]) == 0: pass else: l_msg = "EEPROM sysfs entries are not created" print l_msg raise OpTestError(l_msg) for l_dev in l_res: if l_dev.__contains__("eeprom"): # Getting the eeprom device data using hexdump utility in hex + Ascii format self.cv_HOST.host_hexdump(l_dev) else: pass return BMC_CONST.FW_SUCCESS ## # @brief This i2cdump function takes arguments in pair of a string like "i2cbus address". # i2cbus indicates the number or name of the I2C bus to be scanned. This number should # correspond to one of the busses listed by i2cdetect -l. address indicates # the address to be scanned on that bus, and is an integer between 0x03 and 0x77 # i2cdump is a program to examine registers visible through the I2C bus # # @param i_args @type string: this is the argument to i2cdump utility # args are in the form of "i2c-bus-number eeprom-chip-address" # Ex: "0 0x51","3 0x52" ....etc # # @return BMC_CONST.FW_SUCCESS or raise OpTestError # def i2c_dump(self, i_args): l_res = self.cv_HOST.host_run_command("i2cdump -f -y %s; echo $?" % i_args) l_res = l_res.splitlines() if int(l_res[-1]) == 0: return BMC_CONST.FW_SUCCESS else: l_msg = "i2cdump failed on addr %s" % i_args print l_msg raise OpTestError(l_msg)