61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
#ifndef __IOP_HOST_MEMORY_H__
|
|
#define __IOP_HOST_MEMORY_H__
|
|
|
|
#include "cray_iop.h"
|
|
#include <fstream>
|
|
#include <stdio.h>
|
|
#include <boost/filesystem.hpp>
|
|
#include <boost/variant.hpp>
|
|
#include <boost/asio.hpp>
|
|
#include <boost/thread.hpp>
|
|
#include <boost/timer/timer.hpp>
|
|
#include "cray_channels.h"
|
|
#ifndef _WIN32
|
|
#include <unistd.h>
|
|
#endif //_WIN32
|
|
|
|
class ChannelHostMemory_c: public IopSimplePeripheral_i {
|
|
public:
|
|
explicit ChannelHostMemory_c(const Configuration_c &aConfig, IopCpu_c &aParent, std::vector<uint8_t> &aCentralMemory, size_t aChannelIdx, bool aAllowCtoI, bool aAllowItoC):
|
|
mParent(aParent),
|
|
mCentralMemory(aCentralMemory),
|
|
mAllowCtoI(aAllowCtoI),
|
|
mAllowItoC(aAllowItoC),
|
|
mChannelIdx(aChannelIdx),
|
|
mLogger(aConfig, aAllowCtoI?"HI":"HO")
|
|
{
|
|
CRAY_ASSERT(aAllowCtoI ^ aAllowItoC);
|
|
mLogger.SetParent(mParent.GetLogger());
|
|
MasterClear();
|
|
}
|
|
virtual IopInt_t DoIo(IopIoFunction_t aFunction, IopInt_t aData) override;
|
|
virtual IopBit_t GetBusy() override { return mItoCActive || mCtoIActive; }
|
|
virtual IopBit_t GetDone() override { return mDone; }
|
|
virtual IopBit_t GetInterrupt() override { return mInterruptEnabled && mDone; }
|
|
virtual void MasterClear() override { mDone = false; mCtoIActive = false; mItoCActive = false; mInterruptEnabled = true; mCentralMemoryAddr = 0; mIoMemoryAddr = 0; mTransferSize = 0; }
|
|
virtual size_t GetChannelIdx() const override { return mChannelIdx; }
|
|
void DeadStart() { MasterClear(); }
|
|
void DoTransfer();
|
|
virtual void Tick() override;
|
|
virtual bool NeedsTick() override { return false; }
|
|
virtual void Dump(size_t aIdent = 0) override {}
|
|
virtual std::string GetName() const override { return mAllowCtoI ? "HI" : "HO"; }
|
|
protected:
|
|
IopCpu_c &mParent;
|
|
CAddr_t mCentralMemoryAddr;
|
|
IopInt_t mIoMemoryAddr;
|
|
IopInt_t mTransferSize;
|
|
std::vector<uint8_t> &mCentralMemory;
|
|
|
|
bool mAllowItoC;
|
|
bool mAllowCtoI;
|
|
bool mDone;
|
|
bool mItoCActive;
|
|
bool mCtoIActive;
|
|
bool mInterruptEnabled;
|
|
size_t mChannelIdx;
|
|
CLogger_c mLogger;
|
|
};
|
|
|
|
#endif // __IOP_HOST_MEMORY_H__
|