2 * Copyright (c) 2004-2006 The Regents of The University of Michigan
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14 * this software without specific prior written permission.
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32 * Time of date device implementation
40 #include "base/trace.hh"
41 #include "dev/sparc/dtod.hh"
42 #include "dev/platform.hh"
43 #include "mem/packet_access.hh"
44 #include "mem/port.hh"
45 #include "sim/builder.hh"
46 #include "sim/system.hh"
49 using namespace TheISA
;
51 DumbTOD::DumbTOD(Params
*p
)
52 : BasicPioDevice(p
), todTime(p
->init_time
)
57 gmtime_r((time_t*)&todTime
, &tm
);
58 DPRINTFN("Real-time clock set to %s\n", asctime(&tm
));
59 DPRINTFN("Real-time clock set to %d\n", todTime
);
63 DumbTOD::read(PacketPtr pkt
)
65 assert(pkt
->result
== Packet::Unknown
);
66 assert(pkt
->getAddr() >= pioAddr
&& pkt
->getAddr() < pioAddr
+ pioSize
);
67 assert(pkt
->getSize() == 8);
73 pkt
->result
= Packet::Success
;
78 DumbTOD::write(PacketPtr pkt
)
80 panic("Dumb tod device doesn't support writes\n");
83 BEGIN_DECLARE_SIM_OBJECT_PARAMS(DumbTOD
)
86 Param
<Tick
> pio_latency
;
87 SimObjectParam
<Platform
*> platform
;
88 SimObjectParam
<System
*> system
;
91 END_DECLARE_SIM_OBJECT_PARAMS(DumbTOD
)
93 BEGIN_INIT_SIM_OBJECT_PARAMS(DumbTOD
)
95 INIT_PARAM(pio_addr
, "Device Address"),
96 INIT_PARAM(pio_latency
, "Programmed IO latency"),
97 INIT_PARAM(platform
, "platform"),
98 INIT_PARAM(system
, "system object"),
99 INIT_PARAM(time
, "System time to use (0 for actual time")
101 END_INIT_SIM_OBJECT_PARAMS(DumbTOD
)
103 CREATE_SIM_OBJECT(DumbTOD
)
105 DumbTOD::Params
*p
= new DumbTOD::Params
;
106 p
->name
=getInstanceName();
107 p
->pio_addr
= pio_addr
;
108 p
->pio_delay
= pio_latency
;
109 p
->platform
= platform
;
112 return new DumbTOD(p
);
115 REGISTER_SIM_OBJECT("DumbTOD", DumbTOD
)