keyboard->mbed->PC (mbed->SDcard)
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Diff: USBHostMSD/USBHostMSD.h
- Revision:
- 41:562eb0913204
- Parent:
- 9:7671b6a8c363
diff -r 7671b6a8c363 -r 562eb0913204 USBHostMSD/USBHostMSD.h --- a/USBHostMSD/USBHostMSD.h Thu Mar 14 14:20:03 2013 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,119 +0,0 @@ -/* mbed USBHost Library - * Copyright (c) 2006-2013 ARM Limited - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef USBHOSTMSD_H -#define USBHOSTMSD_H - -#include "USBHostConf.h" - -#if USBHOST_MSD - -#include "USBHost.h" -#include "FATFileSystem.h" - -/** - * A class to communicate a USB flash disk - */ -class USBHostMSD : public IUSBEnumerator, public FATFileSystem { -public: - /** - * Constructor - * - * @param rootdir mount name - */ - USBHostMSD(const char * rootdir); - - /** - * Check if a MSD device is connected - * - * @return true if a MSD device is connected - */ - bool connected(); - - /** - * Try to connect to a MSD device - * - * @return true if connection was successful - */ - bool connect(); - -protected: - //From IUSBEnumerator - virtual void setVidPid(uint16_t vid, uint16_t pid); - virtual bool parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol); //Must return true if the interface should be parsed - virtual bool useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir); //Must return true if the endpoint will be used - - // From FATFileSystem - virtual int disk_initialize(); - virtual int disk_status() {return 0;}; - virtual int disk_read(uint8_t * buffer, uint64_t sector); - virtual int disk_write(const uint8_t * buffer, uint64_t sector); - virtual int disk_sync() {return 0;}; - virtual uint64_t disk_sectors(); - -private: - USBHost * host; - USBDeviceConnected * dev; - bool dev_connected; - USBEndpoint * bulk_in; - USBEndpoint * bulk_out; - uint8_t nb_ep; - - // Bulk-only CBW - typedef __packed struct { - uint32_t Signature; - uint32_t Tag; - uint32_t DataLength; - uint8_t Flags; - uint8_t LUN; - uint8_t CBLength; - uint8_t CB[16]; - } CBW; - - // Bulk-only CSW - typedef __packed struct { - uint32_t Signature; - uint32_t Tag; - uint32_t DataResidue; - uint8_t Status; - } CSW; - - CBW cbw; - CSW csw; - - int SCSITransfer(uint8_t * cmd, uint8_t cmd_len, int flags, uint8_t * data, uint32_t transfer_len); - int testUnitReady(); - int readCapacity(); - int inquiry(uint8_t lun, uint8_t page_code); - int SCSIRequestSense(); - int dataTransfer(uint8_t * buf, uint32_t block, uint8_t nbBlock, int direction); - int checkResult(uint8_t res, USBEndpoint * ep); - int getMaxLun(); - - int blockSize; - uint64_t blockCount; - - int msd_intf; - bool msd_device_found; - bool disk_init; - - void init(); - -}; - -#endif - -#endif