! inl() - Input one dword Author: Kees J. Bot ! 18 Mar 1996 ! unsigned inl(U16_t port); o32 = 0x66 .sect .text .define _inl _inl: push bp mov bp, sp pushf cli ! eax is not interrupt safe mov dx, 4(bp) ! port .data1 o32 in dx ! read 1 dword .data1 o32 push ax ! push eax pop ax pop dx ! dx:ax = eax popf pop bp ret