Simplified the L2 forwarding examples by removing all tables and actions, as they are not really needed for this simplest use-case. --- examples/pipeline/examples/l2fwd.spec | 34 +++++++-------------------- 1 file changed, 8 insertions(+), 26 deletions(-)
diff --git a/examples/pipeline/examples/l2fwd.spec b/examples/pipeline/examples/l2fwd.spec index 0aebafd07b..1e3e1ad040 100644 --- a/examples/pipeline/examples/l2fwd.spec +++ b/examples/pipeline/examples/l2fwd.spec @@ -1,42 +1,24 @@ ; SPDX-License-Identifier: BSD-3-Clause ; Copyright(c) 2020 Intel Corporation +; The simplest pipeline processing with just packet reception and transmission. No header parsing, +; table lookup or action execution involved. Packets received on port 0 are sent out on port 1, +; those received on port 1 are sent out on port 0, etc. + // // Meta-data. // struct metadata_t { - bit<32> port_in - bit<32> port_out + bit<32> port } metadata instanceof metadata_t -// -// Actions. -// -action NoAction args none { - return -} - -// -// Tables. -// -table stub { - key { - } - - actions { - NoAction - } - - default_action NoAction args none const -} - // // Pipeline. // apply { - rx m.port_in - table stub - tx m.port_in + rx m.port + xor m.port 1 + tx m.port } -- 2.34.1