mirror of
https://github.com/fhgwright/SCSI2SD.git
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92 lines
2.2 KiB
C++
92 lines
2.2 KiB
C++
// Copyright (C) 2014 Michael McMaster <michael@codesrc.com>
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//
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// This file is part of SCSI2SD.
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//
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// SCSI2SD is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// SCSI2SD is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with SCSI2SD. If not, see <http://www.gnu.org/licenses/>.
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#ifndef SCSI2SD_HID_H
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#define SCSI2SD_HID_H
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#include "hidapi.h"
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#if __cplusplus >= 201103L
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#include <cstdint>
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#else
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#include <stdint.h>
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#endif
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#include <string>
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#include <vector>
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namespace SCSI2SD
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{
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class HID
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{
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public:
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static const uint16_t VENDOR_ID = 0x04B4; // Cypress
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static const uint16_t PRODUCT_ID = 0x1337; // SCSI2SD application firmware
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static const int CONFIG_INTERFACE = 0;
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static const int DEBUG_INTERFACE = 1;
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static const size_t HID_PACKET_SIZE = 64;
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// HID intervals for 4.0.3 firmware: <= 128ms
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// > 4.0.3 = 32ms.
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static const size_t HID_TIMEOUT_MS = 256; // 2x HID Interval.
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static HID* Open();
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~HID();
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uint16_t getFirmwareVersion() const { return myFirmwareVersion; }
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std::string getFirmwareVersionStr() const;
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uint32_t getSDCapacity() const { return mySDCapacity; }
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std::vector<uint8_t> getSD_CSD();
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std::vector<uint8_t> getSD_CID();
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void enterBootloader();
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void readFlashRow(int array, int row, std::vector<uint8_t>& out);
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void writeFlashRow(int array, int row, const std::vector<uint8_t>& in);
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bool ping();
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bool readSCSIDebugInfo(std::vector<uint8_t>& buf);
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private:
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HID(hid_device_info* hidInfo);
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void destroy();
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void readDebugData();
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void readHID(uint8_t* buffer, size_t len);
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void sendHIDPacket(
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const std::vector<uint8_t>& cmd,
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std::vector<uint8_t>& out,
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size_t responseLength
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);
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hid_device_info* myHidInfo;
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hid_device* myConfigHandle;
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hid_device* myDebugHandle;
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// Read-only data from the debug interface.
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uint16_t myFirmwareVersion;
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uint32_t mySDCapacity;
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};
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} // namespace
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#endif
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