mirror of
https://github.com/akuker/RASCSI.git
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8f45e4f491
* Add options to only run INQUIRY and to scan the bus to scsidump
128 lines
3.1 KiB
C++
128 lines
3.1 KiB
C++
//---------------------------------------------------------------------------
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//
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// SCSI Target Emulator PiSCSI
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// for Raspberry Pi
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//
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// Copyright (C) 2022-2023 Uwe Seimet
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//
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//---------------------------------------------------------------------------
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#pragma once
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#include "hal/bus.h"
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#include <memory>
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#include <string>
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#include <span>
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#include <vector>
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#include <unordered_map>
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#include <stdexcept>
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using namespace std;
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class phase_exception : public runtime_error
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{
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using runtime_error::runtime_error;
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};
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class ScsiDump
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{
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public:
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ScsiDump() = default;
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~ScsiDump() = default;
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int run(const span<char *>);
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struct inquiry_info {
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string vendor;
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string product;
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string revision;
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uint32_t sector_size;
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uint64_t capacity;
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void GeneratePropertiesFile(const string&) const;
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};
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using inquiry_info_t = struct inquiry_info;
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private:
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bool Banner(span<char *>) const;
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bool Init() const;
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void ParseArguments(span<char *>);
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void DisplayBoardId() const;
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void ScanBus();
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bool DisplayInquiry(inquiry_info_t&, bool);
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int DumpRestore();
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bool GetDeviceInfo(inquiry_info_t&);
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void WaitForPhase(phase_t) const;
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void Selection() const;
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void Command(scsi_defs::scsi_command, vector<uint8_t>&) const;
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void DataIn(int);
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void DataOut(int);
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void Status() const;
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void MessageIn() const;
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void BusFree() const;
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void TestUnitReady() const;
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void RequestSense();
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void Inquiry();
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pair<uint64_t, uint32_t> ReadCapacity();
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void Read10(uint32_t, uint32_t, uint32_t);
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void Write10(uint32_t, uint32_t, uint32_t);
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void WaitForBusy() const;
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static void CleanUp();
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static void TerminationHandler(int);
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// A static instance is needed because of the signal handler
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static inline unique_ptr<BUS> bus;
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vector<uint8_t> buffer;
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int target_id = -1;
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int target_lun = 0;
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int initiator_id = 7;
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string filename;
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bool inquiry = false;
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bool scan_bus = false;
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bool restore = false;
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bool properties_file = false;
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static const int MINIMUM_BUFFER_SIZE = 1024 * 64;
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static const int DEFAULT_BUFFER_SIZE = 1024 * 1024;
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static inline const string DIVIDER = "----------------------------------------";
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static inline const unordered_map<byte, string> DEVICE_TYPES = {
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{ byte{0}, "Direct Access" },
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{ byte{1}, "Sequential Access" },
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{ byte{2}, "Printer" },
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{ byte{3}, "Processor" },
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{ byte{4}, "Write-Once" },
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{ byte{5}, "CD-ROM/DVD/BD/DVD-RAM" },
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{ byte{6}, "Scanner" },
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{ byte{7}, "Optical Memory" },
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{ byte{8}, "Media Changer" },
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{ byte{9}, "Communications" },
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{ byte{10}, "Graphic Arts Pre-Press" },
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{ byte{11}, "Graphic Arts Pre-Press" },
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{ byte{12}, "Storage Array Controller" },
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{ byte{13}, "Enclosure Services" },
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{ byte{14}, "Simplified Direct Access" },
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{ byte{15}, "Optical Card Reader/Writer" },
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{ byte{16}, "Bridge Controller" },
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{ byte{17}, "Object-based Storage" },
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{ byte{18}, "Automation/Drive Interface" },
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{ byte{19}, "Security Manager" },
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{ byte{20}, "Host Managed Zoned Block" },
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{ byte{30}, "Well Known Logical Unit" }
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};
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};
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