From: Simon Kuenzer <simon.kuenzer@neclab.eu>
Date: Tue, 12 Oct 2021 15:22:01 +0000 (+0200)
Subject: Print network device hardware address
X-Git-Tag: RELEASE-0.8.0~1
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=7315e429ed819630892e8c8e82856500bb66852f;p=unikraft%2Flibs%2Flwip.git

Print network device hardware address

During network device initialization, print the hardware
address of the network device to the info kernel console.
This should simplify first-level of diagnosis.

Signed-off-by: Simon Kuenzer <simon.kuenzer@neclab.eu>
Reviewed-by: Sergiu Moga <sergiu.moga@protonmail.com>
Approved-by: Marc Rittinghaus <marc.rittinghaus@kit.edu>
Tested-by: Unikraft CI <monkey@unikraft.io>
GitHub-Pull-Request: #10
---

diff --git a/init.c b/init.c
index 584c0a5..3e054d4 100644
--- a/init.c
+++ b/init.c
@@ -253,6 +253,14 @@ no_conf:
 			continue;
 		}
 
+		/* Print hardware address */
+		if (nf->hwaddr_len == 6) {
+			uk_pr_info("%c%c%u: Hardware address: %02"PRIx8":%02"PRIx8":%02"PRIx8":%02"PRIx8":%02"PRIx8":%02"PRIx8"\n",
+				   nf->name[0], nf->name[1], nf->num,
+				   nf->hwaddr[0], nf->hwaddr[1], nf->hwaddr[2],
+				   nf->hwaddr[3], nf->hwaddr[4], nf->hwaddr[5]);
+		}
+
 		/* Declare the first network device as default interface */
 		if (is_first_nf) {
 			uk_pr_info("%c%c%u: Set as default interface\n",