Adaptation of the official mbed USBHost repository to work with the LPC4088 Display Module
Dependents: DMSupport DMSupport DMSupport DMSupport
Fork of DM_USBHost by
USBHostMSD/USBHostMSD.h
- Committer:
- samux
- Date:
- 2013-03-06
- Revision:
- 1:0a457e34fa9e
- Parent:
- 0:a554658735bf
- Child:
- 3:0f5c32575eb8
File content as of revision 1:0a457e34fa9e:
/* Copyright (c) 2010-2012 mbed.org, MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software * and associated documentation files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or * substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #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; // 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 blockSize; uint64_t blockCount; int msd_intf; bool msd_device_found; bool disk_init; void init(); }; #endif #endif