# /* * Raspberry Pi support library for the ACK * © 2013 David Given * This file is redistributable under the terms of the 3-clause BSD license. * See the file 'Copying' in the root of the distribution for the full text. */ ! Declare segments (the order is important). .sect .text .sect .rom .sect .data .sect .bss .sect .text ! Reads a single byte. .define __sys_rawread __sys_rawread: xorb ah, ah int 0x16 xorb ah, ah ret