mirror of
https://github.com/akuker/RASCSI.git
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ca23d9b7a3
* Merged FileSupport into Disk * Improved code granularity * Made classes previously directly writing to cout testable * Added numerous unit tests * Fixed minor issues uncovered by unit tests * Fixed SonarCloud issues * Replaced remaining proprietary data types (WORD/DWORD) except for files in hal/
40 lines
856 B
C++
40 lines
856 B
C++
//---------------------------------------------------------------------------
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//
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// SCSI Target Emulator RaSCSI Reloaded
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// for Raspberry Pi
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//
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// Copyright (C) 2020-2021 akuker
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//
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// [ SCSI Bus Monitor ]
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//
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//---------------------------------------------------------------------------
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#include "os.h"
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#include "scsi.h"
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#include "data_sample.h"
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const char *GetPhaseStr(const data_capture *sample)
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{
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return BUS::GetPhaseStrRaw(GetPhase(sample));
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}
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BUS::phase_t GetPhase(const data_capture *sample)
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{
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// Selection Phase
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if (GetSel(sample))
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{
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return BUS::phase_t::selection;
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}
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// Bus busy phase
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if (!GetBsy(sample))
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{
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return BUS::phase_t::busfree;
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}
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// Get target phase from bus signal line
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uint32_t mci = GetMsg(sample) ? 0x04 : 0x00;
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mci |= GetCd(sample) ? 0x02 : 0x00;
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mci |= GetIo(sample) ? 0x01 : 0x00;
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return BUS::GetPhase(mci);
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}
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