From: leonidk <leonidk@ad392aa1-c5ef-ae45-8dd8-e69d62a5ef86>
Date: Wed, 24 Sep 2008 17:40:50 +0000 (+0000)
Subject: [IPoIB] This patch adds support for new GUID type. [mlnx: 3213-3214]
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=f9f894a464ba2ee87e76c4536ad0fa296debb0a2;p=~shefty%2Frdma-win.git

[IPoIB] This patch adds support for new GUID type. [mlnx: 3213-3214]

Signed-off by: Alexander Naslednikov

git-svn-id: svn://openib.tc.cornell.edu/gen1@1604 ad392aa1-c5ef-ae45-8dd8-e69d62a5ef86
---

diff --git a/trunk/ulp/ipoib/kernel/ipoib_xfr_mgr.h b/trunk/ulp/ipoib/kernel/ipoib_xfr_mgr.h
index 96c1373b..02baee27 100644
--- a/trunk/ulp/ipoib/kernel/ipoib_xfr_mgr.h
+++ b/trunk/ulp/ipoib/kernel/ipoib_xfr_mgr.h
@@ -231,6 +231,49 @@ ipoib_mac_from_mlx_guid(
 	
 	return IB_SUCCESS;
 }
+
+/****f* IPOIB/ipoib_mac_from_dell_guid
+* NAME
+*	ipoib_mac_from_dell_guid
+*
+* DESCRIPTION
+*	Generates an ethernet MAC address given a DELL port GUID.
+*
+* SYNOPSIS
+*/
+static inline ib_api_status_t
+ipoib_mac_from_dell_guid(
+	IN		const	net64_t						port_guid,
+		OUT			mac_addr_t* const			p_mac_addr )
+{
+	const uint8_t	*p_guid = (const uint8_t*)&port_guid;
+
+	/* Port guid is in network byte order.  OUI is in lower 3 bytes. */
+	ASSERT( p_guid[0] == 0x00 && p_guid[1] == 0x18 && p_guid[2] == 0x8b );
+	
+	p_mac_addr->addr[0] = p_guid[0];
+	p_mac_addr->addr[1] = p_guid[1];
+	p_mac_addr->addr[2] = p_guid[2];
+	p_mac_addr->addr[3] = p_guid[5];
+	p_mac_addr->addr[4] = p_guid[6];
+	p_mac_addr->addr[5] = p_guid[7];
+	
+	return IB_SUCCESS;
+}
+/*
+* PARAMETERS
+*	port_guid
+*		The port GUID, in network byte order, for which to generate a
+*		MAC address.
+*
+*	p_mac_addr
+*		Pointer to a mac address in which to store the results.
+*
+* RETURN VALUES
+*	IB_SUCCESS
+*		The MAC address was successfully converted.
+*
+*********/
 /*
 * PARAMETERS
 *	port_guid
@@ -444,6 +487,12 @@ ipoib_mac_from_guid(
 			if( status == IB_SUCCESS )
 				return IB_SUCCESS;
 		}
+		else if( p_guid[1] == 0x18 && p_guid[2] == 0x8b )
+		{
+			status = ipoib_mac_from_dell_guid( port_guid, p_mac_addr );
+			if( status == IB_SUCCESS )
+				return IB_SUCCESS;
+		}
 	}
 
 	/* Value of zero is reserved. */