def setFEC(self, enable):
"""
set FEC configuration
"""
# get back data first
data = self.mdio.cfp_adaptor_read(DEVICE_1, FEC_CONTROL)
# only set the configuration if it has changed
value = (data | bit(3)) if enable else (data & invert(bit(3)))
self.mdio.cfp_adaptor_write(DEVICE_1, FEC_CONTROL, value)
time.sleep(0.5)
return ""
def setAN(self, enable):
"""
set AN configuration
"""
# select lane 0
self.mdio.cfp_adaptor_write(DEVICE_7, SLICE_REGISTER, 0x3b80)
# set lane0 for AN DME
self.mdio.cfp_adaptor_write(DEVICE_1, LOGIC_TO_PHY_LANE0_MAP, 0x203)
if enable:
# AN Adv3 bit14=1 FEC Ability
self.mdio.cfp_adaptor_write(DEVICE_7, AN_ADVERTISEMENT_3, 0x4000)
# AN Adv2 bit13=1 100G-CR4
self.mdio.cfp_adaptor_write(DEVICE_7, AN_ADVERTISEMENT_2, 0x2000)
# AN Adv1
self.mdio.cfp_adaptor_write(DEVICE_7, AN_ADVERTISEMENT_1, 0x1)
# Enable/Restart AN process
self.mdio.cfp_adaptor_write(DEVICE_7, AN_CONTROL, 0x1200)
# PHY= Front Panel
self.mdio.cfp_adaptor_write(DEVICE_1, FRONT_PANEL, 0x1)
# trigger FW changes
self.mdio.cfp_adaptor_write(DEVICE_1, AN_TRIGGER, 0x1)
data = 0xffff
read_count = 0
while (data & bit(0) != 0x0) and read_count < MAX_FW_READ_COUNT:
data = self.mdio.cfp_adaptor_read(DEVICE_1, AN_TRIGGER)
read_count += 1
time.sleep(1)
else:
# reset and disable AN
self.mdio.cfp_adaptor_write(DEVICE_7, AN_CONTROL, 0x8000)
# trigger changes
self.mdio.cfp_adaptor_write(DEVICE_1, AN_TRIGGER, 0x1)
while (data & bit(0) != 0x0) and read_count < MAX_FW_READ_COUNT:
data = self.mdio.cfp_adaptor_read(DEVICE_1, AN_TRIGGER)
read_count += 1
time.sleep(0.01)
# disable AN
self.mdio.cfp_adaptor_write(DEVICE_7, AN_CONTROL, 0x0)
# trigger changes
self.mdio.cfp_adaptor_write(DEVICE_1, AN_TRIGGER, 0x1)
while (data & bit(0) != 0x0) and read_count < MAX_FW_READ_COUNT:
data = self.mdio.cfp_adaptor_read(DEVICE_1, AN_TRIGGER)
read_count += 1
time.sleep(0.2)
return ""
def wait_done(self):
"""
Wait for the ready bit
"""
doneBit = bit(31)
for attempt in xrange(10):
time.sleep(0.01)
data = self.spam.read(self.cmd_reg)
if data & doneBit:
return
# if the done bit does not get set raise an Exception
print "MDIO Failure"
"""
port module for proteus
"""
import portColossus
import time
from pci import Pci
from Mdio import Mdio
from I2c import I2c
from l1constants import bit, invert
GEARBOX_PORT_ADDR = 0x7
DEVICE_1 = 0x1
DEVICE_7 = 0x7
MODE_CONTROL_0 = 0xa101
FEC_ENABLE = bit(13)
SLICE_REGISTER = 0x8000
class Proteus(Pci):
"""
port class implementation
"""
def __init__(self, bar, port):
Pci.__init__(self, '174a:0a0f', bar, port)
class MdioAccess(portColossus.MdioAccess):
"""
Proteus Mdio implementation
"""
def __init__(self, port, bar=0):
self.mdio = Mdio(port, bar, portColossus.MDIO_CMD_REG, portColossus.MDIO_DATA_REG)
Port Colossus Module """ import time from pci import Pci from Mdio import Mdio from I2c import I2c from l1constants import bit, invert # Bar 0 Registers MDIO_CMD_REG = 0x0078 MDIO_DATA_REG = 0x007c I2C_CMD_REG = 0x0044 # Bar 1 Registers FRAMER_PCS_PMA = 0x204 LOCAL_FAULT = bit(0) REMOTE_FAULT = bit(1) RX_GTH_RESET = bit(11) RX_CORE_RESET = bit(12) STICKY_REGISTER = 0x208 HSEC_ERROR = bit(2) # MDIO and I2C Constants CFP_PORT_ADDR = 0x1 GEARBOX_PORT_ADDR = 0x0 CFP_ADAPTOR_PORT_ADDR = 0xe DEVICE_1 = 0x1 DEVICE_7 = 0x7 FEC_CONTROL = 0x8a05 GEARBOX_LOOPBACK = 0xf457 GEARBOX_COMMON_CTRL1 = 0xf402
"""
I2c base module
"""
import time
import getHwHandle
from l1constants import bit
i2cDoneBit = bit(31)
i2cErrorBit = bit(29)
i2cDoneMask = i2cDoneBit | i2cErrorBit
READ_WRITE_BIT = bit(30)
class I2c():
"""
I2c base class implementation
"""
def __init__(self, port, bar, cmd_reg):
"""
Initialization of I2c class
"""
self.port = port
if bar:
self.spam = getHwHandle.getBar1Handle(self.port)
else:
self.spam = getHwHandle.getBar0Handle(self.port)
self.cmd_reg = cmd_reg
def buildReadCmd(self, devAddr, regAddr, busSel):
"""
helper function to build i2c read cmd
"""
"""
Mdio Base module
"""
import time
import getHwHandle
from l1constants import bit
READ_WRITE_BIT = bit(30)
PORT_ADDR_MASK = 0x1f
PORT_ADDR_SHIFT = 21
DEV_ADDR_MASK = 0x1f
DEV_ADDR_SHIFT = 16
REG_ADDR_MASK = 0xffff
DATA_MASK = 0x1ffff
mdioDoneBit = bit(31)
mdioWriteBit = bit(16)
class Mdio():
"""
Mdio base class implementation
"""
def __init__(self, port, bar, cmd_reg, data_reg):
"""
initialization of MDIO class
"""
self.port = port
if bar:
self.spam = getHwHandle.getBar1Handle(self.port)
else:
self.spam = getHwHandle.getBar0Handle(self.port)