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4320c5fd58
Define the multiboot info struct properly so we don't have to grab at byte offsets in the memory access checker code. Also print kernel command line in init().
97 lines
2.2 KiB
C
97 lines
2.2 KiB
C
#pragma once
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#include <AK/Types.h>
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struct multiboot_aout_symbol_table {
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dword tabsize;
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dword strsize;
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dword addr;
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dword reserved;
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};
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typedef struct multiboot_aout_symbol_table multiboot_aout_symbol_table_t;
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struct multiboot_elf_section_header_table {
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dword num;
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dword size;
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dword addr;
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dword 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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struct multiboot_info {
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// Multiboot info version number.
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dword flags;
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// Available memory from BIOS.
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dword mem_lower;
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dword mem_upper;
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// "root" partition.
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dword boot_device;
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// Kernel command line.
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dword cmdline;
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// Boot-Module list.
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dword mods_count;
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dword mods_addr;
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union {
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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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dword mmap_length;
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dword mmap_addr;
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// Drive Info buffer.
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dword drives_length;
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dword drives_addr;
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// ROM configuration table.
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dword config_table;
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// Boot Loader Name.
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dword boot_loader_name;
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// APM table.
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dword apm_table;
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// Video.
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dword vbe_control_info;
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dword vbe_mode_info;
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word vbe_mode;
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word vbe_interface_seg;
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word vbe_interface_off;
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word vbe_interface_len;
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qword framebuffer_addr;
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dword framebuffer_pitch;
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dword framebuffer_width;
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dword framebuffer_height;
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byte framebuffer_bpp;
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#define MULTIBOOT_FRAMEBUFFER_TYPE_INDEXED 0
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#define MULTIBOOT_FRAMEBUFFER_TYPE_RGB 1
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#define MULTIBOOT_FRAMEBUFFER_TYPE_EGA_TEXT 2
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byte framebuffer_type;
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union {
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struct
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{
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dword framebuffer_palette_addr;
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word framebuffer_palette_num_colors;
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};
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struct
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{
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byte framebuffer_red_field_position;
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byte framebuffer_red_mask_size;
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byte framebuffer_green_field_position;
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byte framebuffer_green_mask_size;
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byte framebuffer_blue_field_position;
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byte framebuffer_blue_mask_size;
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};
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};
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};
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typedef struct multiboot_info multiboot_info_t;
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extern "C" multiboot_info_t* multiboot_info_ptr;
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