limine/stage23/entry.asm

extern bss_begin
extern bss_end
extern entry
extern gdt

section .entry

global _start
_start:
    cld

    ; Zero out .bss
    xor al, al
    mov edi, bss_begin
    mov ecx, bss_end
    sub ecx, bss_begin
    rep stosb

    lgdt [gdt]
    jmp 0x18:.reload_cs
  .reload_cs:
    mov eax, 0x20
    mov ds, ax
    mov es, ax
    mov fs, ax
    mov gs, ax
    mov ss, ax

    jmp entry
Fix some warnings in the decompressor and do not use special symbol main() for entry points 2020-09-18 23:15:27 +03:00			`extern bss_begin`
			`extern bss_end`
			`extern entry`
gpt: Embed stage2 code within GPT structures so an extra partition is not needed 2020-12-06 18:43:38 +03:00			`extern gdt`
Fix some warnings in the decompressor and do not use special symbol main() for entry points 2020-09-18 23:15:27 +03:00
			`section .entry`

			`global _start`
			`_start:`
			`cld`

			`; Zero out .bss`
			`xor al, al`
			`mov edi, bss_begin`
			`mov ecx, bss_end`
			`sub ecx, bss_begin`
			`rep stosb`

gpt: Embed stage2 code within GPT structures so an extra partition is not needed 2020-12-06 18:43:38 +03:00			`lgdt [gdt]`
			`jmp 0x18:.reload_cs`
			`.reload_cs:`
			`mov eax, 0x20`
			`mov ds, ax`
			`mov es, ax`
			`mov fs, ax`
			`mov gs, ax`
			`mov ss, ax`

Fix some warnings in the decompressor and do not use special symbol main() for entry points 2020-09-18 23:15:27 +03:00			`jmp entry`