From: Sepherosa Ziehau <sephe@dragonflybsd.org>
Date: Sat, 4 Jul 2009 11:05:35 +0000 (+0800)
Subject: pci: Log a message if PIR checksum failed
X-Git-Tag: v2.3.2~36^2~28
X-Git-Url: http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff_plain/e71fdd32326ce7f0f268e10549987c0901879692

pci: Log a message if PIR checksum failed
---

diff --git a/sys/bus/pci/i386/pci_pir.c b/sys/bus/pci/i386/pci_pir.c
index 93924af..a44e101 100644
--- a/sys/bus/pci/i386/pci_pir.c
+++ b/sys/bus/pci/i386/pci_pir.c
@@ -152,8 +152,10 @@ pci_pir_open(void)
 	for (cv = (u_int8_t *)pt, ck = 0, i = 0;
 	     i < (pt->pt_header.ph_length); i++)
 		ck += cv[i];
-	if (ck != 0)
+	if (ck != 0) {
+		kprintf("$PIR: checksum failed!\n");
 		return;
+	}
 
 	/* Ok, we've got a valid table. */
 	pci_route_table = pt;