Add files via upload

USBHost_t36.h

 #error "USBHost_t36 only works with Teensy 3.6 or Teensy 4.x.  Please select it in Tools > Boards"
 #endif
 #include "utility/imxrt_usbhs.h"
+#include "utility/msc.h"
 
 // Dear inquisitive reader, USB is a complex protocol defined with
 // very specific terminology.  To have any chance of understand this
 	Transfer_t mytransfers[7] __attribute__ ((aligned(32)));
 };
 
+//--------------------------------------------------------------------------
+class msController : public USBDriver {
+public:
+	msController(USBHost &host) { init(); }
+	msController(USBHost *host) { init(); }
+
+	msSCSICapacity_t msCapacity;
+	msInquiryResponse_t msInquiry;
+	msRequestSenseResponse_t msSense;
+	msDriveInfo_t msDriveInfo;
+
+	bool mscTransferComplete = false;
+	uint8_t mscInit(void);
+	void msReset();
+	uint8_t msGetMaxLun();
+	void msCurrentLun(uint8_t lun) {currentLUN = lun;}
+	uint8_t msCurrentLun() {return currentLUN;}
+	bool available() { delay(0); return deviceAvailable; }
+	uint8_t checkConnectedInitialized(void);
+	uint16_t getIDVendor() {return idVendor; }
+	uint16_t getIDProduct() {return idProduct; }
+	uint8_t getHubNumber() { return hubNumber; }
+	uint8_t getHubPort() { return hubPort; }
+	uint8_t getDeviceAddress() { return deviceAddress; }
+	uint8_t WaitMediaReady();
+	uint8_t msTestReady();
+	uint8_t msReportLUNs(uint8_t *Buffer);
+	uint8_t msStartStopUnit(uint8_t mode);
+	uint8_t msReadDeviceCapacity(msSCSICapacity_t * const Capacity);
+	uint8_t msDeviceInquiry(msInquiryResponse_t * const Inquiry);
+	uint8_t msProcessError(uint8_t msStatus);
+	uint8_t msRequestSense(msRequestSenseResponse_t * const Sense);
+	uint8_t msRequestSense(void *Sense);
+
+	uint8_t msReadBlocks(const uint32_t BlockAddress, const uint16_t Blocks,
+						 const uint16_t BlockSize, void * sectorBuffer);
+	uint8_t msWriteBlocks(const uint32_t BlockAddress, const uint16_t Blocks,
+                        const uint16_t BlockSize,	const void * sectorBuffer);
+protected:
+	virtual bool claim(Device_t *device, int type, const uint8_t *descriptors, uint32_t len);
+	virtual void control(const Transfer_t *transfer);
+	virtual void disconnect();
+	static void callbackIn(const Transfer_t *transfer);
+	static void callbackOut(const Transfer_t *transfer);
+	void new_dataIn(const Transfer_t *transfer);
+	void new_dataOut(const Transfer_t *transfer);
+	void init();
+	uint8_t msDoCommand(msCommandBlockWrapper_t *CBW, void *buffer);
+	uint8_t msGetCSW(void);
+private:
+	Pipe_t mypipes[3] __attribute__ ((aligned(32)));
+	Transfer_t mytransfers[7] __attribute__ ((aligned(32)));
+	strbuf_t mystring_bufs[1];
+	uint32_t packetSizeIn;
+	uint32_t packetSizeOut;
+	Pipe_t *datapipeIn;
+	Pipe_t *datapipeOut;
+	uint32_t endpointIn = 0;
+	uint32_t endpointOut = 0;
+	setup_t setup;
+	uint8_t report[8];
+	uint8_t maxLUN = 0;
+	uint8_t currentLUN = 0;
+//	msSCSICapacity_t msCapacity;
+//	msInquiryResponse_t msInquiry;
+//	msRequestSenseResponse_t msSense;
+	uint16_t idVendor = 0;
+	uint16_t idProduct = 0;
+	uint8_t hubNumber = 0;
+	uint8_t hubPort = 0;
+	uint8_t deviceAddress = 0;
+	volatile bool msOutCompleted = false;
+	volatile bool msInCompleted = false;
+	volatile bool msControlCompleted = false;
+	uint32_t CBWTag = 0;
+	bool deviceAvailable = false;
+};
+
 
 #endif