Dieter Graef / USBHost_DISCO-F746NG

Simple USBHost library for STM32F746NG Discovery board. Only either the Fastspeed or the Highspeed port can be used( not both together)

Dependents:   DISCO-F746NG_USB_Host

Fork of KL46Z-USBHost by Norimasa Okamoto

USBHostMSD/USBHostMSD.h@14:b167f2b97cb7, 2014-06-13 (annotated)

Committer:
va009039
Date:
Fri Jun 13 08:21:22 2014 +0900
Revision:
14:b167f2b97cb7
Child:
20:9827f135ccb6
fix token out.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 14:b167f2b97cb7 1 /* mbed USBHost Library
va009039 14:b167f2b97cb7 2 * Copyright (c) 2006-2013 ARM Limited
va009039 14:b167f2b97cb7 3 *
va009039 14:b167f2b97cb7 4 * Licensed under the Apache License, Version 2.0 (the "License");
va009039 14:b167f2b97cb7 5 * you may not use this file except in compliance with the License.
va009039 14:b167f2b97cb7 6 * You may obtain a copy of the License at
va009039 14:b167f2b97cb7 7 *
va009039 14:b167f2b97cb7 8 * http://www.apache.org/licenses/LICENSE-2.0
va009039 14:b167f2b97cb7 9 *
va009039 14:b167f2b97cb7 10 * Unless required by applicable law or agreed to in writing, software
va009039 14:b167f2b97cb7 11 * distributed under the License is distributed on an "AS IS" BASIS,
va009039 14:b167f2b97cb7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
va009039 14:b167f2b97cb7 13 * See the License for the specific language governing permissions and
va009039 14:b167f2b97cb7 14 * limitations under the License.
va009039 14:b167f2b97cb7 15 */
va009039 14:b167f2b97cb7 16
va009039 14:b167f2b97cb7 17 #ifndef USBHOSTMSD_H
va009039 14:b167f2b97cb7 18 #define USBHOSTMSD_H
va009039 14:b167f2b97cb7 19
va009039 14:b167f2b97cb7 20 #include "USBHostConf.h"
va009039 14:b167f2b97cb7 21
va009039 14:b167f2b97cb7 22 #if USBHOST_MSD
va009039 14:b167f2b97cb7 23
va009039 14:b167f2b97cb7 24 #include "USBHost.h"
va009039 14:b167f2b97cb7 25 #include "FATFileSystem.h"
va009039 14:b167f2b97cb7 26
va009039 14:b167f2b97cb7 27 /**
va009039 14:b167f2b97cb7 28 * A class to communicate a USB flash disk
va009039 14:b167f2b97cb7 29 */
va009039 14:b167f2b97cb7 30 class USBHostMSD : public IUSBEnumerator, public FATFileSystem {
va009039 14:b167f2b97cb7 31 public:
va009039 14:b167f2b97cb7 32 /**
va009039 14:b167f2b97cb7 33 * Constructor
va009039 14:b167f2b97cb7 34 *
va009039 14:b167f2b97cb7 35 * @param rootdir mount name
va009039 14:b167f2b97cb7 36 */
va009039 14:b167f2b97cb7 37 USBHostMSD(const char * rootdir);
va009039 14:b167f2b97cb7 38
va009039 14:b167f2b97cb7 39 /**
va009039 14:b167f2b97cb7 40 * Check if a MSD device is connected
va009039 14:b167f2b97cb7 41 *
va009039 14:b167f2b97cb7 42 * @return true if a MSD device is connected
va009039 14:b167f2b97cb7 43 */
va009039 14:b167f2b97cb7 44 bool connected();
va009039 14:b167f2b97cb7 45
va009039 14:b167f2b97cb7 46 /**
va009039 14:b167f2b97cb7 47 * Try to connect to a MSD device
va009039 14:b167f2b97cb7 48 *
va009039 14:b167f2b97cb7 49 * @return true if connection was successful
va009039 14:b167f2b97cb7 50 */
va009039 14:b167f2b97cb7 51 bool connect();
va009039 14:b167f2b97cb7 52
va009039 14:b167f2b97cb7 53 protected:
va009039 14:b167f2b97cb7 54 //From IUSBEnumerator
va009039 14:b167f2b97cb7 55 virtual void setVidPid(uint16_t vid, uint16_t pid);
va009039 14:b167f2b97cb7 56 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
va009039 14:b167f2b97cb7 57 virtual bool useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir); //Must return true if the endpoint will be used
va009039 14:b167f2b97cb7 58
va009039 14:b167f2b97cb7 59 // From FATFileSystem
va009039 14:b167f2b97cb7 60 virtual int disk_initialize();
va009039 14:b167f2b97cb7 61 virtual int disk_status() {return 0;};
va009039 14:b167f2b97cb7 62 virtual int disk_read(uint8_t * buffer, uint64_t sector);
va009039 14:b167f2b97cb7 63 virtual int disk_write(const uint8_t * buffer, uint64_t sector);
va009039 14:b167f2b97cb7 64 virtual int disk_sync() {return 0;};
va009039 14:b167f2b97cb7 65 virtual uint64_t disk_sectors();
va009039 14:b167f2b97cb7 66
va009039 14:b167f2b97cb7 67 private:
va009039 14:b167f2b97cb7 68 USBHost * host;
va009039 14:b167f2b97cb7 69 USBDeviceConnected * dev;
va009039 14:b167f2b97cb7 70 bool dev_connected;
va009039 14:b167f2b97cb7 71 USBEndpoint * bulk_in;
va009039 14:b167f2b97cb7 72 USBEndpoint * bulk_out;
va009039 14:b167f2b97cb7 73 uint8_t nb_ep;
va009039 14:b167f2b97cb7 74
va009039 14:b167f2b97cb7 75 // Bulk-only CBW
va009039 14:b167f2b97cb7 76 typedef struct {
va009039 14:b167f2b97cb7 77 uint32_t Signature;
va009039 14:b167f2b97cb7 78 uint32_t Tag;
va009039 14:b167f2b97cb7 79 uint32_t DataLength;
va009039 14:b167f2b97cb7 80 uint8_t Flags;
va009039 14:b167f2b97cb7 81 uint8_t LUN;
va009039 14:b167f2b97cb7 82 uint8_t CBLength;
va009039 14:b167f2b97cb7 83 uint8_t CB[16];
va009039 14:b167f2b97cb7 84 } PACKED CBW;
va009039 14:b167f2b97cb7 85
va009039 14:b167f2b97cb7 86 // Bulk-only CSW
va009039 14:b167f2b97cb7 87 typedef struct {
va009039 14:b167f2b97cb7 88 uint32_t Signature;
va009039 14:b167f2b97cb7 89 uint32_t Tag;
va009039 14:b167f2b97cb7 90 uint32_t DataResidue;
va009039 14:b167f2b97cb7 91 uint8_t Status;
va009039 14:b167f2b97cb7 92 } PACKED CSW;
va009039 14:b167f2b97cb7 93
va009039 14:b167f2b97cb7 94 CBW cbw;
va009039 14:b167f2b97cb7 95 CSW csw;
va009039 14:b167f2b97cb7 96
va009039 14:b167f2b97cb7 97 int SCSITransfer(uint8_t * cmd, uint8_t cmd_len, int flags, uint8_t * data, uint32_t transfer_len);
va009039 14:b167f2b97cb7 98 int testUnitReady();
va009039 14:b167f2b97cb7 99 int readCapacity();
va009039 14:b167f2b97cb7 100 int inquiry(uint8_t lun, uint8_t page_code);
va009039 14:b167f2b97cb7 101 int SCSIRequestSense();
va009039 14:b167f2b97cb7 102 int dataTransfer(uint8_t * buf, uint32_t block, uint8_t nbBlock, int direction);
va009039 14:b167f2b97cb7 103 int checkResult(uint8_t res, USBEndpoint * ep);
va009039 14:b167f2b97cb7 104 int getMaxLun();
va009039 14:b167f2b97cb7 105
va009039 14:b167f2b97cb7 106 int blockSize;
va009039 14:b167f2b97cb7 107 uint64_t blockCount;
va009039 14:b167f2b97cb7 108
va009039 14:b167f2b97cb7 109 int msd_intf;
va009039 14:b167f2b97cb7 110 bool msd_device_found;
va009039 14:b167f2b97cb7 111 bool disk_init;
va009039 14:b167f2b97cb7 112
va009039 14:b167f2b97cb7 113 void init();
va009039 14:b167f2b97cb7 114
va009039 14:b167f2b97cb7 115 };
va009039 14:b167f2b97cb7 116
va009039 14:b167f2b97cb7 117 #endif
va009039 14:b167f2b97cb7 118
va009039 14:b167f2b97cb7 119 #endif