From: Simon Kuenzer <simon.kuenzer@neclab.eu>
Date: Tue, 12 Oct 2021 15:24:04 +0000 (+0200)
Subject: Print per-device checksum configuration
X-Git-Tag: RELEASE-0.8.0^0
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=9cbe8e15be7c3fca9dcc54f9bd669615e3454e4f;p=unikraft%2Flibs%2Flwip.git

Print per-device checksum configuration

During network device initialization, print the checksum
handling configuration that get set by the underlying
uknetdev driver. 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 3e054d4..c729eb3 100644
--- a/init.c
+++ b/init.c
@@ -261,6 +261,46 @@ no_conf:
 				   nf->hwaddr[3], nf->hwaddr[4], nf->hwaddr[5]);
 		}
 
+#if LWIP_CHECKSUM_CTRL_PER_NETIF
+		uk_pr_info("%c%c%u: Check checksums:",
+			   nf->name[0], nf->name[1], nf->num);
+		IF__NETIF_CHECKSUM_ENABLED(nf, NETIF_CHECKSUM_CHECK_IP) {
+			uk_pr_info(" IP");
+		}
+		IF__NETIF_CHECKSUM_ENABLED(nf, NETIF_CHECKSUM_CHECK_UDP) {
+			uk_pr_info(" UDP");
+		}
+		IF__NETIF_CHECKSUM_ENABLED(nf, NETIF_CHECKSUM_CHECK_TCP) {
+			uk_pr_info(" TCP");
+		}
+		IF__NETIF_CHECKSUM_ENABLED(nf, NETIF_CHECKSUM_CHECK_ICMP) {
+			uk_pr_info(" ICMP");
+		}
+		IF__NETIF_CHECKSUM_ENABLED(nf, NETIF_CHECKSUM_CHECK_ICMP6) {
+			uk_pr_info(" ICMP6");
+		}
+		uk_pr_info("\n");
+
+		uk_pr_info("%c%c%u: Generate checksums:",
+			   nf->name[0], nf->name[1], nf->num);
+		IF__NETIF_CHECKSUM_ENABLED(nf, NETIF_CHECKSUM_GEN_IP) {
+			uk_pr_info(" IP");
+		}
+		IF__NETIF_CHECKSUM_ENABLED(nf, NETIF_CHECKSUM_GEN_UDP) {
+			uk_pr_info(" UDP");
+		}
+		IF__NETIF_CHECKSUM_ENABLED(nf, NETIF_CHECKSUM_GEN_TCP) {
+			uk_pr_info(" TCP");
+		}
+		IF__NETIF_CHECKSUM_ENABLED(nf, NETIF_CHECKSUM_GEN_ICMP) {
+			uk_pr_info(" ICMP");
+		}
+		IF__NETIF_CHECKSUM_ENABLED(nf, NETIF_CHECKSUM_GEN_ICMP6) {
+			uk_pr_info(" ICMP6");
+		}
+		uk_pr_info("\n");
+#endif /* LWIP_CHECKSUM_CTRL_PER_NETIF */
+
 		/* Declare the first network device as default interface */
 		if (is_first_nf) {
 			uk_pr_info("%c%c%u: Set as default interface\n",