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-rw-r--r--qemu/roms/openbios/arch/x86/multiboot.h96
1 files changed, 96 insertions, 0 deletions
diff --git a/qemu/roms/openbios/arch/x86/multiboot.h b/qemu/roms/openbios/arch/x86/multiboot.h
new file mode 100644
index 000000000..fd0fe9739
--- /dev/null
+++ b/qemu/roms/openbios/arch/x86/multiboot.h
@@ -0,0 +1,96 @@
+/* multiboot.h
+ * tag: header for multiboot
+ *
+ * Copyright (C) 2003 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 */