From 2ae0fcd2209430a4d9d8f1378f72fd71e13ac53c Mon Sep 17 00:00:00 2001
From: Olivier Houchard <cognet@FreeBSD.org>
Date: Thu, 23 Sep 2004 22:57:53 +0000
Subject: [PATCH] Do not use the IO-mapping to issue the reset on the 82546 on
 arm. For some reason, it results in corrupted descriptors.

---
 sys/dev/em/if_em_hw.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sys/dev/em/if_em_hw.c b/sys/dev/em/if_em_hw.c
index 83459dd188f..ee3be59c34b 100644
--- a/sys/dev/em/if_em_hw.c
+++ b/sys/dev/em/if_em_hw.c
@@ -377,7 +377,9 @@ em_reset_hw(struct em_hw *hw)
         case em_82544:
         case em_82540:
         case em_82545:
+#ifndef __arm__
         case em_82546:
+#endif
         case em_82541:
         case em_82541_rev_2:
             /* These controllers can't ack the 64-bit write when issuing the