Syncboot/arch/i386/gdt.s

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ArmAsm
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; This file is written with Intel ASM Syntax.
[GLOBAL load_gdt] ; Allows the C code to call gdt_flush().
load_gdt:
mov eax, [esp+4] ; Get the pointer to the GDT, passed as a parameter.
lgdt [eax] ; Load the new GDT pointer
mov ax, 0x10 ; 0x10 is the offset in the GDT to our data segment
mov ds, ax ; Load all data segment selectors
mov es, ax
mov fs, ax
mov gs, ax
mov ss, ax
jmp 0x08:.flush ; 0x08 is the offset to our code segment: Far jump!
.flush:
ret