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Add multiboot header and boot.asm
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8
src/arch/x86_64/boot.asm
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8
src/arch/x86_64/boot.asm
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@ -0,0 +1,8 @@
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global start
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section .text
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bits 32
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start:
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; print `OK` to screen
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mov dword [0xb8000], 0x2f4b2f4f
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hlt
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15
src/arch/x86_64/multiboot_header.asm
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15
src/arch/x86_64/multiboot_header.asm
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@ -0,0 +1,15 @@
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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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; checksum
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dd 0x100000000 - (0xe85250d6 + 0 + (header_end - header_start))
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; insert optional multiboot tags here
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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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dd 8 ; size
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header_end:
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