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p4-hardware's Introduction

p4-hardware

Code I write for p4 switch hardware

Compiling P4 Programs:

  • bf-p4c .p4
  • sudo cp -r [name].tofino $SDE_INSTALL/[name].tofino
  • sudo cp [p4 program].tofino/[p4 program].conf $SDE_INSTALL/share/p4/targets/tofino/[p4 program].conf

Running a P4 Program for CPU packet cloning

  • cd $SDE
  • ./run_switchd.sh -p [p4 program]
  • Run this shit:
ucli
pm
port-add 1/0 10G NONE
port-add 2/0 10G NONE
port-add 3/0 10G NONE
port-add 4/0 10G NONE
port-add 5/0 10G NONE
port-add 6/0 10G NONE
port-add 7/0 10G NONE
port-add 8/0 10G NONE
port-add 57/- 10G NONE
port-enb 1/0
port-enb 2/0
port-enb 3/0
port-enb 4/0
port-enb 5/0
port-enb 6/0
port-enb 7/0
port-enb 8/0
port-enb 57/-
exit
bfrt
bfrt
pre
port
add(DEV_PORT=192, COPY_TO_CPU_PORT_ENABLE=1)
..
..
pmu_data_recovery
pipe
MyIngress
ipv4_host
add_with_send(dst_addr='10.0.0.1', port=133)
add_with_send(dst_addr='10.0.0.2', port=132)
add_with_send(dst_addr='10.0.0.3', port=135)
add_with_send(dst_addr='10.0.0.5', port=141)
add_with_send(dst_addr='10.0.0.6', port=140)
add_with_send(dst_addr='10.0.0.7', port=143)

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