1 files changed, 10 insertions, 1 deletions

diff --git a/arch/x86/include/asm/bootparam.h b/arch/x86/include/asm/bootparam.h
index 6be33d83c716..8e6218550e77 100644
--- a/arch/x86/include/asm/bootparam.h
+++ b/arch/x86/include/asm/bootparam.h
@@ -70,6 +70,14 @@ struct sys_desc_table {
         __u8  table[14];
 };
 
+/* Gleaned from OFW's set-parameters in cpu/x86/pc/linux.fth */
+struct olpc_ofw_header {
+        __u32 ofw_magic;        /* OFW signature */
+        __u32 ofw_version;
+        __u32 cif_handler;      /* callback into OFW */
+        __u32 irq_desc_table;
+} __attribute__((packed));
+
 struct efi_info {
         __u32 efi_loader_signature;
         __u32 efi_systab;
@@ -92,7 +100,8 @@ struct boot_params {
         __u8  hd0_info[16];     /* obsolete! */         /* 0x080 */
         __u8  hd1_info[16];     /* obsolete! */         /* 0x090 */
         struct sys_desc_table sys_desc_table;           /* 0x0a0 */
-        __u8  _pad4[144];                               /* 0x0b0 */
+        struct olpc_ofw_header olpc_ofw_header;         /* 0x0b0 */
+        __u8  _pad4[128];                               /* 0x0c0 */
         struct edid_info edid_info;                     /* 0x140 */
         struct efi_info efi_info;                       /* 0x1c0 */
         __u32 alt_mem_k;                                /* 0x1e0 */