Loader moved into new build workflow

This commit is contained in:
2023-03-30 22:17:49 -07:00
parent ee7e44fbaf
commit 044d5a75b5
3 changed files with 22 additions and 19 deletions

31
loader/main.s Normal file
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; Since we have no stack we have to create one for the OS
global loader
; NOTE: these symbols are what we use to represent the "magic bytes" for the whole os
MAGIC_NUMBER equ 0x1BADB002
FLAGS equ 0x0
CHECKSUM equ -MAGIC_NUMBER
; extern kmain
section .text
; align all instructions to 4 byte boundary by the x86 instruction set law
align 4
; dropping our magic and other things into memory
dd MAGIC_NUMBER
dd FLAGS
dd CHECKSUM
; sets up our gdt and segment selectors for later use
;loader:
; call kmain
loader:
.loop:
mov eax, 0xfeedbeef
jmp .loop
mov eax, 0xfeedbeef