1/*
2 * Copyright (c) 2008 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Gabe Black
29 */
30
31#include "dev/x86/i8254.hh"
32#include "mem/packet.hh"
33#include "mem/packet_access.hh"
34
35Tick
36X86ISA::I8254::read(PacketPtr pkt)
37{
38 assert(pkt->getSize() == 1);
39 Addr offset = pkt->getAddr() - pioAddr;
40 if (offset < 3) {
41 pkt->set(pit.readCounter(offset));
42 } else if (offset == 3) {

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