[device/Pegatron] Add platform support for fn-6254-dn-f and update Porsche project

device/pegatron/x86_64-pegatron_fn_6254_dn_f-r0/default_sku

@@ -0,0 +1 @@
+fn-6254-dn-f t1

device/pegatron/x86_64-pegatron_fn_6254_dn_f-r0/fn-6254-dn-f/port_config.ini

@@ -0,0 +1,55 @@
+#name		lanes			alias			index			speed
+Ethernet0	8			Ethernet1/1		0			25000
+Ethernet1	9			Ethernet2/1		1			25000
+Ethernet2	10			Ethernet3/1		2			25000
+Ethernet3	11			Ethernet4/1		3			25000
+Ethernet4	12			Ethernet5/1		4			25000
+Ethernet5	13			Ethernet6/1		5			25000
+Ethernet6	14			Ethernet7/1		6			25000
+Ethernet7	15			Ethernet8/1		7			25000
+Ethernet8	16			Ethernet9/1		8			25000
+Ethernet9	17			Ethernet10/1		9			25000
+Ethernet10	18			Ethernet11/1		10			25000
+Ethernet11	19			Ethernet12/1		11			25000
+Ethernet12	20			Ethernet13/1		12			25000
+Ethernet13	21			Ethernet14/1		13			25000
+Ethernet14	22			Ethernet15/1		14			25000
+Ethernet15	23			Ethernet16/1		15			25000
+Ethernet16	32			Ethernet17/1		16			25000
+Ethernet17	33			Ethernet18/1		17			25000
+Ethernet18	34			Ethernet19/1		18			25000
+Ethernet19	35			Ethernet20/1		19			25000
+Ethernet20	40			Ethernet21/1		20			25000
+Ethernet21	41			Ethernet22/1		21			25000
+Ethernet22	42			Ethernet23/1		22			25000
+Ethernet23	43			Ethernet24/1		23			25000
+Ethernet24	48			Ethernet25/1		24			25000
+Ethernet25	49			Ethernet26/1		25			25000
+Ethernet26	50			Ethernet27/1		26			25000
+Ethernet27	51			Ethernet28/1		27			25000
+Ethernet28	56			Ethernet29/1		28			25000
+Ethernet29	57			Ethernet30/1		29			25000
+Ethernet30	58			Ethernet31/1		30			25000
+Ethernet31	59			Ethernet32/1		31			25000
+Ethernet32	64			Ethernet33/1		32			25000
+Ethernet33	65			Ethernet34/1		33			25000
+Ethernet34	66			Ethernet35/1		34			25000
+Ethernet35	67			Ethernet36/1		35			25000
+Ethernet36	68			Ethernet37/1		36			25000
+Ethernet37	69			Ethernet38/1		37			25000
+Ethernet38	70			Ethernet39/1		38			25000
+Ethernet39	71			Ethernet40/1		39			25000
+Ethernet40	72			Ethernet41/1		40			25000
+Ethernet41	73			Ethernet42/1		41			25000
+Ethernet42	74			Ethernet43/1		42			25000
+Ethernet43	75			Ethernet44/1		43			25000
+Ethernet44	76			Ethernet45/1		44			25000
+Ethernet45	77			Ethernet46/1		45			25000
+Ethernet46	78			Ethernet47/1		46			25000
+Ethernet47	79			Ethernet48/1		47			25000
+Ethernet48	80,81,82,83		Ethernet49/1		48			100000
+Ethernet49	84,85,86,87		Ethernet50/1		49			100000
+Ethernet50	104,105,106,107		Ethernet51/1		50			100000
+Ethernet51	108,109,110,111		Ethernet52/1		51			100000
+Ethernet52	112,113,114,115		Ethernet53/1		52			100000
+Ethernet53	116,117,118,119		Ethernet54/1		53			100000

device/pegatron/x86_64-pegatron_fn_6254_dn_f-r0/fn-6254-dn-f/sai.profile

@@ -0,0 +1,2 @@
+SAI_INIT_CONFIG_FILE=/usr/share/sonic/platform/tau-fn-6254-dn-f.cfg
+SAI_DSH_CONFIG_FILE=/usr/share/sonic/hwsku/tau-fn-6254-dn-f.dsh

device/pegatron/x86_64-pegatron_fn_6254_dn_f-r0/installer.conf

@@ -0,0 +1,4 @@
+CONSOLE_PORT=0x3f8
+CONSOLE_DEV=0
+CONSOLE_SPEED=115200
+ONIE_PLATFORM_EXTRA_CMDLINE_LINUX="module_blacklist=ixgbe"

device/pegatron/x86_64-pegatron_fn_6254_dn_f-r0/plugins/eeprom.py

@@ -0,0 +1,21 @@
+#!/usr/bin/env python
+
+try:
+    import exceptions
+    import binascii
+    import time
+    import optparse
+    import warnings
+    import os
+    import sys
+    from sonic_eeprom import eeprom_base
+    from sonic_eeprom import eeprom_tlvinfo
+    import subprocess
+except ImportError, e:
+    raise ImportError (str(e) + "- required module not found")
+
+class board(eeprom_tlvinfo.TlvInfoDecoder):
+    _TLV_INFO_MAX_LEN = 256
+    def __init__(self, name, path, cpld_root, ro):
+        self.eeprom_path = "/sys/bus/i2c/devices/4-0054/eeprom"
+        super(board, self).__init__(self.eeprom_path, 0, '', True)

device/pegatron/x86_64-pegatron_fn_6254_dn_f-r0/plugins/psuutil.py

@@ -0,0 +1,92 @@
+#
+# psuutil.py
+# Platform-specific PSU status interface for SONiC
+#
+
+
+import os.path
+
+try:
+    from sonic_psu.psu_base import PsuBase
+except ImportError as e:
+    raise ImportError(str(e) + "- required module not found")
+
+
+class PsuUtil(PsuBase):
+    """Platform-specific PSUutil class"""
+
+    SYSFS_PSU_DIR = "/sys/bus/i2c/devices/7-0075"
+
+    def __init__(self):
+        PsuBase.__init__(self)
+
+
+    # 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')
+
+        fd.close()
+        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 <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 = 'psu_'+str(index)+'_status'    
+        attr_path = self.SYSFS_PSU_DIR +'/' + 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 <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
+        attr_file = 'psu_'+str(index)+'_present'
+        attr_path = self.SYSFS_PSU_DIR +'/' + 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
+