From af303db75d467e1268806303766db02150d101d6 Mon Sep 17 00:00:00 2001
From: Michael Brown
Date: Thu, 13 Sep 2007 01:53:04 +0100
Subject: Use RFC4390 whenever hardware address exceeds 16 bytes; this allows
 us to construct DHCP packets suitable for Infiniband.

---
 src/include/gpxe/dhcp.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/include')

diff --git a/src/include/gpxe/dhcp.h b/src/include/gpxe/dhcp.h
index 43bccf185..18baa86ad 100644
--- a/src/include/gpxe/dhcp.h
+++ b/src/include/gpxe/dhcp.h
@@ -432,6 +432,13 @@ struct dhcphdr {
 /** Opcode for a reply from server to client */
 #define BOOTP_REPLY 2
 
+/** BOOTP reply must be broadcast
+ *
+ * Clients that cannot accept unicast BOOTP replies must set this
+ * flag.
+ */
+#define BOOTP_FL_BROADCAST 0x8000
+
 /** DHCP magic cookie */
 #define DHCP_MAGIC_COOKIE 0x63825363UL
 
-- 
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