def barrier():
for i in range(NUM_PORTS):
simLib.fPort(i + 1).write("%08d"%CMD_BARRIER + " // BARRIER\n")
simLib.fPort(i + 1).write("%08x"%(numExpectedPktsPHY[i]) +
" // Number of Packets\n")
simLib.fPCI().write("%08d"%CMD_PCI_BARRIER + " // BARRIER\n")
for i in range(NUM_PORTS):
simLib.fPCI().write("%08x"%(numExpectedPktsDMA[i]) +
" // Number of expected pkts received via DMA port " +
str(i + 1) + "\n")
resetBarrier()
def barrier():
for i in range(NUM_PORTS):
simLib.fPort(i + 1).write("%08d"%CMD_BARRIER + " // BARRIER\n")
simLib.fPort(i + 1).write("%08x"%(numExpectedPktsPHY[i]) +
" // Number of Packets\n")
simLib.fPCI().write("%08d"%CMD_PCI_BARRIER + " // BARRIER\n")
for i in range(NUM_PORTS):
simLib.fPCI().write("%08x"%(numExpectedPktsDMA[i]) +
" // Number of expected pkts received via DMA port " +
str(i + 1) + "\n")
resetBarrier()
def nftest_send_phy(ifaceName, pkt, exp = True):
if connections[ifaceName] == ifaceName:
print "Error: cannot send on phy of a port in loopback"
sys.exit(1)
sent_phy[ifaceName].append(pkt)
if sim:
for pkt_s in pkt:
pkt_s.tuser_sport = 1 << (int(ifaceName[2:3])*2) # physical ports are even-numbered
for i in range(len(pkt)):
simPkt.pktSendPHY(int(ifaceName[2:3])+1, pkt)
f = simLib.fPort(int(ifaceName[2]) + 1)
axitools.axis_dump( pkt, f, 256, 1e-9 )
else:
hwPktLib.send(iface_map[connections[ifaceName]], pkt, exp)
def nftest_send_phy(ifaceName, pkt):
if connections[ifaceName] == ifaceName:
print "Error: cannot send on phy of a port in loopback"
sys.exit(1)
sent_phy[ifaceName].append(pkt)
if sim:
for pkt_s in pkt:
pkt_s.tuser_sport = 1 << (int(ifaceName[2:3])*2) # physical ports are even-numbered
for i in range(len(pkt)):
simPkt.pktSendPHY(int(ifaceName[2:3])+1, pkt)
f = simLib.fPort(int(ifaceName[2]) + 1)
axitools.axis_dump( pkt, f, 256, 1e-9 )
else:
hwPktLib.send(iface_map[connections[ifaceName]], pkt)
def delay(nanoSeconds):
for i in range(NUM_PORTS):
simLib.fPort(i+1).write("%08d"%CMD_DELAY + " // DELAY\n")
simLib.fPort(i+1).write("%08x"%(MSB_MASK & nanoSeconds) +
" // Delay (MSB) " + str(nanoSeconds)+" ns\n")
simLib.fPort(i+1).write("%08x"%(MSB_MASK & nanoSeconds) +
" // Delay (LSB) " + str(nanoSeconds)+" ns\n")
simLib.fPCI().write("%08d"%CMD_PCI_DELAY+" // DELAY\n")
simLib.fPCI().write("%08x"%(MSB_MASK & nanoSeconds) + " // Delay (MSB) " +
str(nanoSeconds) + " ns\n")
simLib.fPCI().write("%08x"%(LSB_MASK & nanoSeconds) + " // Delay (LSB) " +
str(nanoSeconds) + " ns\n")
def pktSendPHY(toPort, pkt):
f = simLib.fPort(toPort)
# convert packet to string
strpkt = ""
strpktHdr = ""
count = 1
for x in str(pkt):
strpktHdr += "%02x "%ord(x)
strpkt += "%02x"%ord(x)
if count < 4:
count += 1
else:
strpkt += "\n"
count = 1
# pad if pkt ends in incomplete word
if len(pkt)%4 != 0:
count -= 1
while count != 4:
strpkt += '00'
count += 1
# format nicely
DA = str.replace(strpktHdr[0:17], ' ', ':')
SA = str.replace(strpktHdr[18:35], ' ', ':')
ethType = str.replace(strpktHdr[36:41], ' ', '')
samplePkt = str.replace(strpktHdr[42:60], '\n', '')
# increment counter
SentPktsPHYcount[toPort-1] += 1
# write packet
f.write("// Packet " + str(SentPktsPHYcount[toPort-1]) + "\n")
f.write("// DA: " + DA + " SA: " + SA + " [" + ethType + "] " +
samplePkt + "...\n")
f.write("%08d"%CMD_SEND + " // SEND\n")
pktLen = len(pkt)
f.write("%08x"%pktLen + " // Length without CRC\n")
f.write("%08d"%toPort + " // Port " + str(toPort) + "\n")
f.write(str.rstrip(strpkt))
f.write('\neeeeffff // End of pkt marker for pkt ' +
str(SentPktsPHYcount[toPort-1]) + ' (this is not sent).\n')
def delay(nanoSeconds):
for i in range(NUM_PORTS):
simLib.fPort(i+1).write("%08d"%CMD_DELAY + " // DELAY\n")
simLib.fPort(i+1).write("%08x"%(MSB_MASK & nanoSeconds) +
" // Delay (MSB) " + str(nanoSeconds)+" ns\n")
simLib.fPort(i+1).write("%08x"%(MSB_MASK & nanoSeconds) +
" // Delay (LSB) " + str(nanoSeconds)+" ns\n")
simLib.fPCI().write("%08d"%CMD_PCI_DELAY+" // DELAY\n")
simLib.fPCI().write("%08x"%(MSB_MASK & nanoSeconds) + " // Delay (MSB) " +
str(nanoSeconds) + " ns\n")
simLib.fPCI().write("%08x"%(LSB_MASK & nanoSeconds) + " // Delay (LSB) " +
str(nanoSeconds) + " ns\n")
def pktSendPHY(toPort, pkt):
f = simLib.fPort(toPort)
# convert packet to string
strpkt = ""
strpktHdr = ""
count = 1
for x in str(pkt):
strpktHdr += "%02x "%ord(x)
strpkt += "%02x"%ord(x)
if count < 4:
count += 1
else:
strpkt += "\n"
count = 1
# pad if pkt ends in incomplete word
if len(pkt)%4 != 0:
count -= 1
while count != 4:
strpkt += '00'
count += 1
# format nicely
DA = str.replace(strpktHdr[0:17], ' ', ':')
SA = str.replace(strpktHdr[18:35], ' ', ':')
ethType = str.replace(strpktHdr[36:41], ' ', '')
samplePkt = str.replace(strpktHdr[42:60], '\n', '')
# increment counter
SentPktsPHYcount[toPort-1] += 1
# write packet
f.write("// Packet " + str(SentPktsPHYcount[toPort-1]) + "\n")
f.write("// DA: " + DA + " SA: " + SA + " [" + ethType + "] " +
samplePkt + "...\n")
f.write("%08d"%CMD_SEND + " // SEND\n")
pktLen = len(pkt)
f.write("%08x"%pktLen + " // Length without CRC\n")
f.write("%08d"%toPort + " // Port " + str(toPort) + "\n")
f.write(str.rstrip(strpkt))
f.write('\neeeeffff // End of pkt marker for pkt ' +
str(SentPktsPHYcount[toPort-1]) + ' (this is not sent).\n')
def barrier():
for i in range(NUM_PORTS): # 0,1,2,3
simLib.fPort(i + 1).write("# BARRIER\n")
simLib.fPort(i + 1).write("B " + "%d\n" % CMD_BARRIER)
simLib.fPort(i + 1).write("# EXPECTED\n")
simLib.fPort(i + 1).write("N " + "%d\n" % (numExpectedPktsPHY[i]))
simLib.fPort(i + 1).write("# SENT\n")
simLib.fPort(i + 1).write("S " + "%d\n\n" % (numSendPktsPHY[i]))
simLib.fDMA().write("# BARRIER\n")
simLib.fDMA().write("B " + "%d\n" % CMD_BARRIER)
simLib.fDMA().write("# EXPECTED\n")
simLib.fDMA().write("N " + "%d\n" % (numExpectedPktsDMA[0]))
simLib.fDMA().write("# SENT\n")
simLib.fDMA().write("S " + "%d\n\n" % (numSendPktsDMA[0]))
simLib.fregstim().write("# BARRIER\n")
simLib.fregstim().write("B " + "%d\n" % CMD_BARRIER_REG)
for i in range(NUM_PORTS):
simLib.fregstim().write("# Interface " + "%d\n" % (i))
simLib.fregstim().write("N " + "%d\n" % (numExpectedPktsPHY[i]))
simLib.fregstim().write("S " + "%d\n" % (numSendPktsPHY[i]))
simLib.fregstim().write("# DMA\n")
simLib.fregstim().write("N " + "%d\n" % (numExpectedPktsDMA[i]))
simLib.fregstim().write("S " + "%d\n" % (numSendPktsDMA[i]))
resetBarrier()
def barrier():
for i in range(NUM_PORTS): # 0,1,2,3
simLib.fPort(i + 1).write("# BARRIER\n")
simLib.fPort(i + 1).write("B " + "%d\n"%CMD_BARRIER)
simLib.fPort(i + 1).write("# EXPECTED\n")
simLib.fPort(i + 1).write("N " + "%d\n"%(numExpectedPktsPHY[i]))
simLib.fPort(i + 1).write("# SENT\n")
simLib.fPort(i + 1).write("S " + "%d\n\n"%(numSendPktsPHY[i]))
simLib.fDMA().write("# BARRIER\n")
simLib.fDMA().write("B " + "%d\n"%CMD_BARRIER)
simLib.fDMA().write("# EXPECTED\n")
simLib.fDMA().write("N " + "%d\n"%(numExpectedPktsDMA[0]))
simLib.fDMA().write("# SENT\n")
simLib.fDMA().write("S " + "%d\n\n"%(numSendPktsDMA[0]))
simLib.fregstim().write("# BARRIER\n")
simLib.fregstim().write("B " + "%d\n"%CMD_BARRIER_REG)
for i in range(NUM_PORTS):
#if numSendPktsPHY[i] == 0:
# simLib.fregstim().write("")
#else:
#if numExpectedPktsPHY[i] == numSendPktsPHY[i]:
# simLib.fregstim().write("N " + "%d\n"%(numSendPktsPHY[i]))
# simLib.fregstim().write("N " + "%d\n"%(numExpectedPktsPHY[i]))
#else:
simLib.fregstim().write("# Interface " + "%d\n"%(i))
#simLib.fregstim().write("S " + "%d\n"%(numSendPktsPHY[i]))
simLib.fregstim().write("N " + "%d\n"%(numExpectedPktsPHY[i]))
simLib.fregstim().write("S " + "%d\n"%(numSendPktsPHY[i]))
#if numSendPktsDMA[i] == 0:
# simLib.fregstim().write("")
# else:
simLib.fregstim().write("# DMA\n")
#simLib.fregstim().write("S " + "%d\n"%(numSendPktsDMA[i]))
simLib.fregstim().write("N " + "%d\n"%(numExpectedPktsDMA[i]))
simLib.fregstim().write("S " + "%d\n"%(numSendPktsDMA[i]))
#simLib.fregexpect().write("# BARRIER\n")
#simLib.fregexpect().write("B " + "%d\n"%CMD_BARRIER_REG)
resetBarrier()
