File ipxe-gcc6-76ec2a05.patch of Package xen

--- a/tools/firmware/etherboot/patches/series
+++ b/tools/firmware/etherboot/patches/series
@@ -7,3 +7,4 @@ build_fix_4.patch
 legacy-Fix-building-with-GCC-6.patch
 libc-Remove-unused-string-functions.patch
 sis190-Fix-building-with-GCC-6.patch
+skge-Fix-building-with-GCC-6.patch
--- /dev/null
+++ b/tools/firmware/etherboot/patches/skge-Fix-building-with-GCC-6.patch
@@ -0,0 +1,33 @@
+From 76ec2a0540b25dbd183b9ce185583a4b24278cf1 Mon Sep 17 00:00:00 2001
+From: Michael Brown <mcb30@ipxe.org>
+Date: Wed, 4 May 2016 15:54:10 +0100
+Subject: [skge] Fix building with GCC 6
+
+Signed-off-by: Michael Brown <mcb30@ipxe.org>
+---
+ src/drivers/net/skge.c | 5 -----
+ 1 file changed, 5 deletions(-)
+
+diff --git a/src/drivers/net/skge.c b/src/drivers/net/skge.c
+index 6384e76..c326422 100755
+--- a/src/drivers/net/skge.c
++++ b/src/drivers/net/skge.c
+@@ -84,9 +84,6 @@ static struct net_device_operations skge_operations = {
+ /* Avoid conditionals by using array */
+ static const int txqaddr[] = { Q_XA1, Q_XA2 };
+ static const int rxqaddr[] = { Q_R1, Q_R2 };
+-static const u32 rxirqmask[] = { IS_R1_F, IS_R2_F };
+-static const u32 txirqmask[] = { IS_XA1_F, IS_XA2_F };
+-static const u32 napimask[] = { IS_R1_F|IS_XA1_F, IS_R2_F|IS_XA2_F };
+ static const u32 portmask[] = { IS_PORT_1, IS_PORT_2 };
+ 
+ /* Determine supported/advertised modes based on hardware.
+@@ -1922,8 +1919,6 @@ static void skge_tx_clean(struct net_device *dev)
+ 	skge->tx_ring.to_clean = e;
+ }
+ 
+-static const u8 pause_mc_addr[ETH_ALEN] = { 0x1, 0x80, 0xc2, 0x0, 0x0, 0x1 };
+-
+ static inline u16 phy_length(const struct skge_hw *hw, u32 status)
+ {
+ 	if (hw->chip_id == CHIP_ID_GENESIS)