source: trunk/minix/lib/i386/misc/io_inb.s@ 10

Last change on this file since 10 was 9, checked in by Mattia Monga, 14 years ago

Minix 3.1.2a
File size: 230 bytes
RevLine 
[9]1! inb() - Input one byte Author: Kees J. Bot
2! 18 Mar 1996
3! unsigned inb(U16_t port);
4
5.sect .text
6.define _inb
7_inb:
8 push ebp
9 mov ebp, esp
10 mov edx, 8(ebp) ! port
11 xor eax, eax
12 inb dx ! read 1 byte
13 pop ebp
14 ret
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