2023-01-15 19:25:25 +00:00
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[BITS 32]
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%include "base.inc"
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MULTIBOOT_MAGIC equ 0x1BADB002
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MULTIBOOT_ALIGN equ 1 << 0
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MULTIBOOT_MEMINFO equ 1 << 1
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MULTIBOOT_FLAGS equ MULTIBOOT_ALIGN | MULTIBOOT_MEMINFO
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section .multiboot
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align 4
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dd MULTIBOOT_MAGIC
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dd MULTIBOOT_FLAGS
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dd -(MULTIBOOT_MAGIC + MULTIBOOT_FLAGS)
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section .bss
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align 16
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stack_bottom:
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resb 16384
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stack_top:
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section .text
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global entry
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entry:
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mov esp, stack_top
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cli
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extern serial_init
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call serial_init
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2023-01-17 10:35:11 +00:00
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LOG msg_hello_world
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2023-01-15 19:25:25 +00:00
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extern setup_gdt
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call setup_gdt
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2023-01-17 10:35:11 +00:00
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extern setup_pic
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call setup_pic
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2023-01-15 19:25:25 +00:00
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extern setup_idt
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call setup_idt
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2023-01-17 10:35:11 +00:00
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int3
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;extern setup_paging
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;call setup_paging
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2023-01-15 19:25:25 +00:00
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LOG file
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hang:
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hlt
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jmp hang
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2023-01-17 10:35:11 +00:00
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section .rodata
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msg_hello_world db "StupidOS ", STUPID_VERSION, 0
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2023-01-15 19:25:25 +00:00
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file db __FILE__, 0
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