30779cfb47dd8a7674423ab59f7418337467a9b3
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44 #include "base/trace.hh"
45 #include "debug/BusAddrRanges.hh"
46 #include "dev/io_device.hh"
47 #include "sim/system.hh"
49 PioPort::PioPort(PioDevice
*dev
)
50 : SimpleTimingPort(dev
->name() + ".pio", dev
), device(dev
)
55 PioPort::recvAtomic(PacketPtr pkt
)
57 return pkt
->isRead() ? device
->read(pkt
) : device
->write(pkt
);
61 PioPort::getAddrRanges() const
63 return device
->getAddrRanges();
66 PioDevice::PioDevice(const Params
*p
)
67 : MemObject(p
), sys(p
->system
), pioPort(this)
70 PioDevice::~PioDevice()
77 if (!pioPort
.isConnected())
78 panic("Pio port of %s not connected to anything!", name());
79 pioPort
.sendRangeChange();
83 PioDevice::getSlavePort(const std::string
&if_name
, int idx
)
85 if (if_name
== "pio") {
88 return MemObject::getSlavePort(if_name
, idx
);
92 PioDevice::drain(Event
*de
)
95 count
= pioPort
.drain(de
);
97 changeState(Draining
);
103 BasicPioDevice::BasicPioDevice(const Params
*p
)
104 : PioDevice(p
), pioAddr(p
->pio_addr
), pioSize(0),
105 pioDelay(p
->pio_latency
)
109 BasicPioDevice::getAddrRanges() const
111 assert(pioSize
!= 0);
112 AddrRangeList ranges
;
113 DPRINTF(BusAddrRanges
, "registering range: %#x-%#x\n", pioAddr
, pioSize
);
114 ranges
.push_back(RangeSize(pioAddr
, pioSize
));