46 lines
1.1 KiB
NASM
46 lines
1.1 KiB
NASM
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extern multiboot2_main
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global _start
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section .multiboot_header
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header_start:
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dd 0xe85250d6 ; Magic number (multiboot 2)
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dd 0 ; Architecture 0 (protected mode i386)
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dd header_end - header_start ; Header length
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dd 0x100000000 - (0xe85250d6 + 0 + (header_end - header_start)) ; Checksum
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align 8
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framebuffer_tag_start:
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dw 5 ; type
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dw 1 ; flags
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dd framebuffer_tag_end - framebuffer_tag_start ; size
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dd 800 ; width
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dd 600 ; height
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dd 32 ; depth
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framebuffer_tag_end:
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align 8
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; Required end tag:
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dw 0 ; type
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dw 0 ; flags
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dw 8 ; size
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header_end:
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section .text
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bits 32
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_start:
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cli
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mov esp, stack_top
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push ebx
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push eax
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call multiboot2_main ; Jump to our multiboot test kernel
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section .bss
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stack_bottom:
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resb 4096 * 16
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stack_top:
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