From 1dd954216890653f30512187b90de6309c02020e Mon Sep 17 00:00:00 2001
From: Nico Schottelius <nico@nico-notebook.schottelius.org>
Date: Mon, 4 Mar 2019 18:10:24 +0100
Subject: [PATCH] Also expose ingrees port to controller

---
 p4src/static-mapping.p4 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/p4src/static-mapping.p4 b/p4src/static-mapping.p4
index 498b7bc..218e2bc 100644
--- a/p4src/static-mapping.p4
+++ b/p4src/static-mapping.p4
@@ -28,11 +28,13 @@ control MyIngress(inout headers hdr,
 
     action controller_debug() {
         meta.task = TASK_DEBUG;
+        meta.ingress_port = standard_metadata.ingress_port;
         clone3(CloneType.I2E, 100, meta);
     }
 
     action controller_reply(task_t task) {
         meta.task = task;
+        meta.ingress_port = standard_metadata.ingress_port;
         clone3(CloneType.I2E, 100, meta);
     }
 
@@ -206,6 +208,7 @@ control MyEgress(inout headers hdr,
             hdr.cpu.setValid();
             hdr.cpu.task = meta.task;
             hdr.cpu.ethertype = hdr.ethernet.ethertype;
+            hdr.cpu.ingress_port = (bit<16>)meta.ingress_port;
 
             hdr.ethernet.ethertype = TYPE_CPU;
         }