bec03e3d1b
- TTY driver - VGA driver - kernel's main function - Makefiles *NOTE*: iceOS not works at this stage.
25 lines
635 B
NASM
25 lines
635 B
NASM
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; iceOS Kernel ;
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; Developed by Marco 'icebit' Cetica ;
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; (c) 2019 ;
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; Released under GPLv3 ;
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; https://github.com/ice-bit/iceOS ;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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global kernel_load
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extern kernel_main
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section .text
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kernel_loader:
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mov esp, kernel_stack + KERNEL_STACK_SZ ; Stack pointer
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push ebx
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call kernel_main ; jump to kernel's main function
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.loop:
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jmp .loop ; endless loop
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KERNEL_STACK_SZ equ 4096 ; 4 KB for the stack
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section .bss
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align 4
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kernel_stack:
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resb KERNEL_STACK_SZ ; Reserver 4 KB |