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diff --git a/qemu/roms/openbios/arch/sparc64/multiboot.h b/qemu/roms/openbios/arch/sparc64/multiboot.h
new file mode 100644
index 000000000..17cf202ec
--- /dev/null
+++ b/qemu/roms/openbios/arch/sparc64/multiboot.h
@@ -0,0 +1,96 @@
+/* multiboot.h
+ * tag: header for multiboot
+ *
+ * Copyright (C) 2003-2004 Stefan Reinauer
+ *
+ * See the file "COPYING" for further information about
+ * the copyright and warranty status of this work.
+ */
+
+/* magic number for multiboot header */
+#define MULTIBOOT_HEADER_MAGIC		0x1BADB002
+
+/* flags for multiboot header */
+#define MULTIBOOT_HEADER_FLAGS		0x00010003
+
+/* magic number passed by multiboot-compliant boot loader.  */
+#define MULTIBOOT_BOOTLOADER_MAGIC	0x2BADB002
+
+/* The size of our stack (8KB).  */
+#define STACK_SIZE			0x2000
+
+/* C symbol format. HAVE_ASM_USCORE is defined by configure.  */
+#ifdef HAVE_ASM_USCORE
+# define EXT_C(sym)			_ ## sym
+#else
+# define EXT_C(sym)			sym
+#endif
+
+#ifndef ASM
+/* We don't want these declarations in boot.S  */
+
+/* multiboot header */
+typedef struct multiboot_header {
+	unsigned long magic;
+	unsigned long flags;
+	unsigned long checksum;
+	unsigned long header_addr;
+	unsigned long load_addr;
+	unsigned long load_end_addr;
+	unsigned long bss_end_addr;
+	unsigned long entry_addr;
+} multiboot_header_t;
+
+/* symbol table for a.out */
+typedef struct aout_symbol_table {
+	unsigned long tabsize;
+	unsigned long strsize;
+	unsigned long addr;
+	unsigned long reserved;
+} aout_symbol_table_t;
+
+/* section header table for ELF */
+typedef struct elf_section_header_table {
+	unsigned long num;
+	unsigned long size;
+	unsigned long addr;
+	unsigned long shndx;
+} elf_section_header_table_t;
+
+/* multiboot information */
+typedef struct multiboot_info {
+	unsigned long flags;
+	unsigned long mem_lower;
+	unsigned long mem_upper;
+	unsigned long boot_device;
+	unsigned long cmdline;
+	unsigned long mods_count;
+	unsigned long mods_addr;
+	union {
+		aout_symbol_table_t aout_sym;
+		elf_section_header_table_t elf_sec;
+	} u;
+	unsigned long mmap_length;
+	unsigned long mmap_addr;
+} multiboot_info_t;
+
+/* module structure */
+typedef struct module {
+	unsigned long mod_start;
+	unsigned long mod_end;
+	unsigned long string;
+	unsigned long reserved;
+} module_t;
+
+/* memory map. Be careful that the offset 0 is base_addr_low
+   but no size.  */
+typedef struct memory_map {
+	unsigned long size;
+	unsigned long base_addr_low;
+	unsigned long base_addr_high;
+	unsigned long length_low;
+	unsigned long length_high;
+	unsigned long type;
+} memory_map_t;
+
+#endif				/* ! ASM */