[org 0x6000]
[bits 32]
_start:
    push ebp
    mov ebp, esp
.loop:
    ; print shell prompt
    mov eax, 1
    mov edi, 0
    mov esi, prompt
    mov edx, 3
    int 0x80

    ; read input
    mov eax, 0 
    mov edi, 1
    mov esi, buf
    mov edx, 512
    int 0x80

    ; echo what was wrote
    mov eax, 1
    mov edi, 0
    mov esi, buf
    mov edx, 512
    int 0x80

    jmp .loop
    jmp $

prompt: db "> ", 0