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dev: clean up PioDevice and DmaDevive getPort() methods.

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Make DmaDevice::getPort() call PioDevice::getPort() instead
of just copying and pasting the code.

Also move definitions from .hh to .cc file.
This commit is contained in:
Steve Reinhardt 2011-10-20 13:11:56 -07:00
parent 7b500f56ca
commit 38aef4c4c7
2 changed files with 31 additions and 29 deletions
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28
src/dev/io_device.cc
View file

@ -75,6 +75,18 @@ PioDevice::init()
pioPort->sendStatusChange(Port::RangeChange);
}
Port *
PioDevice::getPort(const std::string &if_name, int idx)
{
if (if_name == "pio") {
if (pioPort != NULL)
fatal("%s: pio port already connected to %s",
name(), pioPort->getPeer()->name());
pioPort = new PioPort(this, sys);
return pioPort;
}
return NULL;
}
unsigned int
PioDevice::drain(Event *de)
@ -349,3 +361,19 @@ DmaDevice::~DmaDevice()
if (dmaPort)
delete dmaPort;
}
Port *
DmaDevice::getPort(const std::string &if_name, int idx)
{
if (if_name == "dma") {
if (dmaPort != NULL)
fatal("%s: dma port already connected to %s",
name(), dmaPort->getPeer()->name());
dmaPort = new DmaPort(this, sys, params()->min_backoff_delay,
params()->max_backoff_delay);
return dmaPort;
}
return PioDevice::getPort(if_name, idx);
}

32
src/dev/io_device.hh
View file

@ -215,17 +215,8 @@ class PioDevice : public MemObject
virtual unsigned int drain(Event *de);
virtual Port *getPort(const std::string &if_name, int idx = -1)
{
if (if_name == "pio") {
if (pioPort != NULL)
fatal("%s: pio port already connected to %s",
name(), pioPort->getPeer()->name());
pioPort = new PioPort(this, sys);
return pioPort;
} else
return NULL;
}
virtual Port *getPort(const std::string &if_name, int idx = -1);
friend class PioPort;
};
@ -291,24 +282,7 @@ class DmaDevice : public PioDevice
unsigned cacheBlockSize() const { return dmaPort->cacheBlockSize(); }
virtual Port *getPort(const std::string &if_name, int idx = -1)
{
if (if_name == "pio") {
if (pioPort != NULL)
fatal("%s: pio port already connected to %s",
name(), pioPort->getPeer()->name());
pioPort = new PioPort(this, sys);
return pioPort;
} else if (if_name == "dma") {
if (dmaPort != NULL)
fatal("%s: dma port already connected to %s",
name(), dmaPort->getPeer()->name());
dmaPort = new DmaPort(this, sys, params()->min_backoff_delay,
params()->max_backoff_delay);
return dmaPort;
} else
return NULL;
}
virtual Port *getPort(const std::string &if_name, int idx = -1);
friend class DmaPort;
};