From b83b28b21571f9b1fadd251295f5ca03d9dfedc7 Mon Sep 17 00:00:00 2001 From: Xander Date: Wed, 28 Jun 2023 17:20:46 +0200 Subject: Booting to protected mode --- src/arch/x86_64/multiboot_header.asm | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 src/arch/x86_64/multiboot_header.asm (limited to 'src/arch/x86_64/multiboot_header.asm') diff --git a/src/arch/x86_64/multiboot_header.asm b/src/arch/x86_64/multiboot_header.asm new file mode 100644 index 0000000..9a9289c --- /dev/null +++ b/src/arch/x86_64/multiboot_header.asm @@ -0,0 +1,15 @@ +section .multiboot_header +header_start: + dd 0xe85250d6 ; magic number (multiboot 2) + dd 0 ; architecture 0 (protected mode i386) + dd header_end - header_start ; header length + ; checksum + dd 0x100000000 - (0xe85250d6 + 0 + (header_end - header_start)) + + ; insert optional multiboot tags here + + ; required end tag + dw 0 ; type + dw 0 ; flags + dd 8 ; size +header_end: -- cgit v1.2.3