error on boot.asm

[aperissinotto]

Hi,
I believe there's a duplicate register error; the 'es' entry is duplicated, I think it should be 'gs'.

step2:
cli ; Clear Interrupts
mov ax, 0x00
mov ds, ax
mov es, ax
mov ss, ax
mov fs, ax
mov es, ax

new:
step2:
cli ; Clear Interrupts
mov ax, 0x00
mov ds, ax
mov es, ax
mov ss, ax
mov fs, ax
mov gs, ax