[IA64] Update arch-ia64.h

Include NVRAM signature structure

Signed-off-by: Alex Williamson <alex.williamson@hp.com>

diff --git a/include/xen/interface/arch-ia64.h b/include/xen/interface/arch-ia64.h
index c55fb47eada09f9a82824dca5adc1e930e5d535b..e98e850dd63766da3e17964f589965f7714e2330 100644 (file)
--- a/include/xen/interface/arch-ia64.h
+++ b/include/xen/interface/arch-ia64.h
@@ -117,6 +117,12 @@ typedef unsigned long xen_ulong_t;
 #define NVRAM_SIZE       (MEM_K * 64)
 #define NVRAM_START      (GFW_START + 10 * MEM_M)
 
+#define NVRAM_VALID_SIG 0x4650494e45584948             // "HIXENIPF"
+struct nvram_save_addr {
+    unsigned long addr;
+    unsigned long signature;
+};
+
 struct pt_fpreg {
     union {
         unsigned long bits[2];