f3d5a9dc61
1. ack, a.out, minix headers (moved to /usr/include.ack), minix libc 2. gcc/clang, elf, netbsd headers (moved to /usr/include), netbsd libc (moved to /usr/lib) So this obsoletes the /usr/netbsd hierarchy. No special invocation for netbsd libc necessary - it's always used for gcc/clang.
128 lines
2.9 KiB
C
128 lines
2.9 KiB
C
#ifndef __MULTIBOOT_H__
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#define __MULTIBOOT_H__
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#define MULTIBOOT_HEADER_MAGIC 0x1BADB002
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#define MULTIBOOT_BOOTLOADER_MAGIC 0x2BADB002
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/* Must pass memory information to OS. */
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#define MULTIBOOT_PAGE_ALIGN 0x00000001
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#define MULTIBOOT_MEMORY_INFO 0x00000002
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#define MULTIBOOT_VIDEO_MODE 0x00000004
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#define MULTIBOOT_AOUT_KLUDGE 0x00010000
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#define MULTIBOOT_FLAGS (MULTIBOOT_MEMORY_INFO | MULTIBOOT_PAGE_ALIGN)
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/* consts used for Multiboot pre-init */
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#define MULTIBOOT_VIDEO_MODE_EGA 1
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#define MULTIBOOT_VIDEO_BUFFER 0xB8000
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/* Usable lower memory chunk has a upper bound */
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#define MULTIBOOT_LOWER_MEM_MAX 0x7f800
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#define MULTIBOOT_CONSOLE_LINES 25
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#define MULTIBOOT_CONSOLE_COLS 80
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#define MULTIBOOT_STACK_SIZE 4096
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#define MULTIBOOT_PARAM_BUF_SIZE 1024
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/* Flags to be set in the ’flags’ member of the multiboot info structure. */
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#define MULTIBOOT_INFO_MEMORY 0x00000001
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/* Is there a boot device set? */
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#define MULTIBOOT_INFO_BOOTDEV 0x00000002
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/* Is the command-line defined? */
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#define MULTIBOOT_INFO_CMDLINE 0x00000004
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/* Are there modules to do something with? */
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#define MULTIBOOT_INFO_MODS 0x00000008
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#ifndef __ASSEMBLY__
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#include <minix/types.h>
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/* The symbol table for a.out. */
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struct multiboot_aout_symbol_table
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{
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u32_t tabsize;
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u32_t strsize;
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u32_t addr;
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u32_t reserved;
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};
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/* The section header table for ELF. */
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struct multiboot_elf_section_header_table
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{
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u32_t num;
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u32_t size;
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u32_t addr;
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u32_t shndx;
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};
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typedef struct multiboot_elf_section_header_table multiboot_elf_section_header_table_t;
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typedef struct multiboot_aout_symbol_table multiboot_aout_symbol_table_t;
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struct multiboot_info
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{
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/* Multiboot info version number */
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u32_t flags;
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/* Available memory from BIOS */
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u32_t mem_lower;
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u32_t mem_upper;
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/* "root" partition */
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u32_t boot_device;
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/* Kernel command line */
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u32_t cmdline;
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/* Boot-Module list */
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u32_t mods_count;
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u32_t mods_addr;
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union
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{
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multiboot_aout_symbol_table_t aout_sym;
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multiboot_elf_section_header_table_t elf_sec;
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} u;
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/* Memory Mapping buffer */
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u32_t mmap_length;
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u32_t mmap_addr;
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/* Drive Info buffer */
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u32_t drives_length;
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u32_t drives_addr;
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/* ROM configuration table */
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u32_t config_table;
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/* Boot Loader Name */
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u32_t boot_loader_name;
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/* APM table */
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u32_t apm_table;
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/* Video */
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u32_t vbe_control_info;
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u32_t vbe_mode_info;
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u16_t vbe_mode;
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u16_t vbe_interface_seg;
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u16_t vbe_interface_off;
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u16_t vbe_interface_len;
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};
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typedef struct multiboot_info multiboot_info_t;
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struct multiboot_mod_list
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{
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/* Memory used goes from bytes 'mod_start' to 'mod_end-1' inclusive */
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u32_t mod_start;
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u32_t mod_end;
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/* Module command line */
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u32_t cmdline;
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/* Pad struct to 16 bytes (must be zero) */
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u32_t pad;
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};
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typedef struct multiboot_mod_list multiboot_module_t;
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/* Buffer for multiboot parameters */
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extern char multiboot_param_buf[];
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#endif /* __ASSEMBLY__ */
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#endif /* __MULTIBOOT_H__ */
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