;Prints a string from si until a null.

printstr:

;Store the initial registers in the stack
pusha

.loop:

;Load a character
lodsb

;Check for the string end
cmp al, 0x0
je .done

;Print the character
mov ah, 0xe
mov bx, 0x0
int 0x10

;Repeat
jmp .loop

.done:

;Load the initial registers from the stack
popa

ret