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50 lines
2.0 KiB
C
50 lines
2.0 KiB
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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#pragma once
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#include "shared/scsi.h"
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#include "hal/gpiobus.h"
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using data_capture_t = struct data_capture
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{
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uint32_t data;
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uint64_t timestamp;
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};
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#define GET_PIN(SAMPLE, PIN) ((bool)((SAMPLE->data >> PIN) & 1))
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inline bool GetBsy(const data_capture *sample) { return BUS::GetPinRaw(sample->data, PIN_BSY); }
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inline bool GetSel(const data_capture *sample) { return BUS::GetPinRaw(sample->data, PIN_SEL); }
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inline bool GetAtn(const data_capture *sample) { return BUS::GetPinRaw(sample->data, PIN_ATN); }
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inline bool GetAck(const data_capture *sample) { return BUS::GetPinRaw(sample->data, PIN_ACK); }
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inline bool GetRst(const data_capture *sample) { return BUS::GetPinRaw(sample->data, PIN_RST); }
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inline bool GetMsg(const data_capture *sample) { return BUS::GetPinRaw(sample->data, PIN_MSG); }
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inline bool GetCd(const data_capture *sample) { return BUS::GetPinRaw(sample->data, PIN_CD); }
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inline bool GetIo(const data_capture *sample) { return BUS::GetPinRaw(sample->data, PIN_IO); }
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inline bool GetReq(const data_capture *sample) { return BUS::GetPinRaw(sample->data, PIN_REQ); }
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inline bool GetDp(const data_capture *sample) { return BUS::GetPinRaw(sample->data, PIN_DP); }
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inline uint8_t GetData(const data_capture *sample)
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{
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uint32_t data = sample->data;
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return (uint8_t)((data >> (PIN_DT0 - 0)) & (1 << 0)) |
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((data >> (PIN_DT1 - 1)) & (1 << 1)) |
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((data >> (PIN_DT2 - 2)) & (1 << 2)) |
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((data >> (PIN_DT3 - 3)) & (1 << 3)) |
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((data >> (PIN_DT4 - 4)) & (1 << 4)) |
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((data >> (PIN_DT5 - 5)) & (1 << 5)) |
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((data >> (PIN_DT6 - 6)) & (1 << 6)) |
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((data >> (PIN_DT7 - 7)) & (1 << 7));
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}
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const char *GetPhaseStr(const data_capture *sample);
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BUS::phase_t GetPhase(const data_capture *sample);
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