1 files changed, 12 insertions, 1 deletions

diff --git a/arch/x86/include/asm/bootparam.h b/arch/x86/include/asm/bootparam.h
index 1724e8de317c..6be33d83c716 100644
--- a/arch/x86/include/asm/bootparam.h
+++ b/arch/x86/include/asm/bootparam.h
@@ -85,7 +85,8 @@ struct efi_info {
 struct boot_params {
         struct screen_info screen_info;                 /* 0x000 */
         struct apm_bios_info apm_bios_info;             /* 0x040 */
-        __u8  _pad2[12];                                /* 0x054 */
+        __u8  _pad2[4];                                 /* 0x054 */
+        __u64  tboot_addr;                              /* 0x058 */
         struct ist_info ist_info;                       /* 0x060 */
         __u8  _pad3[16];                                /* 0x070 */
         __u8  hd0_info[16];     /* obsolete! */         /* 0x080 */
@@ -109,4 +110,14 @@ struct boot_params {
         __u8  _pad9[276];                               /* 0xeec */
 } __attribute__((packed));
 
+enum {
+        X86_SUBARCH_PC = 0,
+        X86_SUBARCH_LGUEST,
+        X86_SUBARCH_XEN,
+        X86_SUBARCH_MRST,
+        X86_NR_SUBARCHS,
+};
+
+
+
 #endif /* _ASM_X86_BOOTPARAM_H */