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multiboot.h

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/*!     \file include/kernel/multiboot.h
 *      \brief Multiboot information (required from GRUB).
 *      \author Andrea Righi <drizzt@inwind.it>
 *      \date Last update: 2003-11-09
 *      \note Copyright (&copy;) 2003 Andrea Righi
 */

#ifndef MULTIBOOT_H
#define MULTIBOOT_H

//! The symbol table for a.out format.
typedef struct {
        unsigned long tab_size;
        unsigned long str_size;
        unsigned long address;
        unsigned long reserved;
}
aout_symbol_table_t;

//! The section header table for ELF format.
typedef struct {
        unsigned long num;
        unsigned long size;
        unsigned long address;
        unsigned long shndx;
}
elf_section_header_table_t;

//! The multiboot informations.
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_addr;
        union
        {
                aout_symbol_table_t aout_sym_t;
                elf_section_header_table_t elf_sec_t;
        } u;
        unsigned long mmap_length;
        unsigned long mmap_addr;
} multiboot_info_t;

#endif

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