mirror of https://github.com/rusefi/rusefi.git
53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
/**
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* @file mass_storage_device.h
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*
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* @date April 9, 2021
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* @author Matthew Kennedy, (c) 2021
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*
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* This file implements a USB mass storage device with multiple LUNs, so multiple drives can be mounted at once.
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*/
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#include "hal_usb_msd.h"
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#include "thread_controller.h"
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#if HAL_USE_USB_MSD
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class MassStorageController : public ThreadController<USB_MSD_THREAD_WA_SIZE> {
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public:
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MassStorageController(USBDriver* usb);
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void attachLun(uint8_t lunIndex, BaseBlockDevice *blkdev, uint8_t *blkbuf,
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const scsi_inquiry_response_t *inquiry,
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const scsi_unit_serial_number_inquiry_response_t *serialInquiry);
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protected:
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void ThreadTask() override;
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private:
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static bool cbwValid(const msd_cbw_t& cbw, msg_t status);
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static bool cbwMeaningful(const msd_cbw_t& cbw);
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void sendCsw(uint8_t status, uint32_t residue);
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usbmsdstate_t m_state;
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USBDriver* const m_usb;
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// temporary storage
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msd_cbw_t m_cbw;
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msd_csw_t m_csw;
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SCSITransport m_scsiTransport;
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usb_scsi_transport_handler_t m_scsiTransportHandler;
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chibios_rt::Mutex m_lunMutex;
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struct LunEntry {
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SCSITarget target;
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SCSITargetConfig config;
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};
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LunEntry m_luns[USB_MSD_LUN_COUNT];
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};
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#endif // HAL_USE_USB_MSD
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