EmbeddedArtists AB / LPC4088-USBHost

Fork to update libraries and fix disk_read/disk_write functions

Dependencies:   FATFileSystem mbed-rtos

Dependents:   lpc4088_qsb_usbhost

Fork of LPC4088-USBHost by Norimasa Okamoto

USBHostMSD/USBHostMSD.h@1:5402b105b911, 2015-04-24 (annotated)

Committer:
embeddedartists
Date:
Fri Apr 24 06:11:09 2015 +0000
Revision:
1:5402b105b911
Parent:
0:148fca6fd246 
Updated libraries and had to fix the parameters to disk_read/disk_write

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 0:148fca6fd246 1 /* mbed USBHost Library
va009039 0:148fca6fd246 2 * Copyright (c) 2006-2013 ARM Limited
va009039 0:148fca6fd246 3 *
va009039 0:148fca6fd246 4 * Licensed under the Apache License, Version 2.0 (the "License");
va009039 0:148fca6fd246 5 * you may not use this file except in compliance with the License.
va009039 0:148fca6fd246 6 * You may obtain a copy of the License at
va009039 0:148fca6fd246 7 *
va009039 0:148fca6fd246 8 * http://www.apache.org/licenses/LICENSE-2.0
va009039 0:148fca6fd246 9 *
va009039 0:148fca6fd246 10 * Unless required by applicable law or agreed to in writing, software
va009039 0:148fca6fd246 11 * distributed under the License is distributed on an "AS IS" BASIS,
va009039 0:148fca6fd246 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
va009039 0:148fca6fd246 13 * See the License for the specific language governing permissions and
va009039 0:148fca6fd246 14 * limitations under the License.
va009039 0:148fca6fd246 15 */
va009039 0:148fca6fd246 16
va009039 0:148fca6fd246 17 #ifndef USBHOSTMSD_H
va009039 0:148fca6fd246 18 #define USBHOSTMSD_H
va009039 0:148fca6fd246 19
va009039 0:148fca6fd246 20 #include "USBHostConf.h"
va009039 0:148fca6fd246 21
va009039 0:148fca6fd246 22 #if USBHOST_MSD
va009039 0:148fca6fd246 23
va009039 0:148fca6fd246 24 #include "USBHost.h"
va009039 0:148fca6fd246 25 #include "FATFileSystem.h"
va009039 0:148fca6fd246 26
va009039 0:148fca6fd246 27 /**
va009039 0:148fca6fd246 28 * A class to communicate a USB flash disk
va009039 0:148fca6fd246 29 */
va009039 0:148fca6fd246 30 class USBHostMSD : public IUSBEnumerator, public FATFileSystem {
va009039 0:148fca6fd246 31 public:
va009039 0:148fca6fd246 32 /**
va009039 0:148fca6fd246 33 * Constructor
va009039 0:148fca6fd246 34 *
va009039 0:148fca6fd246 35 * @param rootdir mount name
va009039 0:148fca6fd246 36 */
va009039 0:148fca6fd246 37 USBHostMSD(const char * rootdir);
va009039 0:148fca6fd246 38
va009039 0:148fca6fd246 39 /**
va009039 0:148fca6fd246 40 * Check if a MSD device is connected
va009039 0:148fca6fd246 41 *
va009039 0:148fca6fd246 42 * @return true if a MSD device is connected
va009039 0:148fca6fd246 43 */
va009039 0:148fca6fd246 44 bool connected();
va009039 0:148fca6fd246 45
va009039 0:148fca6fd246 46 /**
va009039 0:148fca6fd246 47 * Try to connect to a MSD device
va009039 0:148fca6fd246 48 *
va009039 0:148fca6fd246 49 * @return true if connection was successful
va009039 0:148fca6fd246 50 */
va009039 0:148fca6fd246 51 bool connect();
va009039 0:148fca6fd246 52
va009039 0:148fca6fd246 53 protected:
va009039 0:148fca6fd246 54 //From IUSBEnumerator
va009039 0:148fca6fd246 55 virtual void setVidPid(uint16_t vid, uint16_t pid);
va009039 0:148fca6fd246 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 0:148fca6fd246 57 virtual bool useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir); //Must return true if the endpoint will be used
va009039 0:148fca6fd246 58
va009039 0:148fca6fd246 59 // From FATFileSystem
va009039 0:148fca6fd246 60 virtual int disk_initialize();
va009039 0:148fca6fd246 61 virtual int disk_status() {return 0;};
embeddedartists 1:5402b105b911 62 virtual int disk_read(uint8_t * buffer, uint64_t sector, uint8_t count);
embeddedartists 1:5402b105b911 63 virtual int disk_write(const uint8_t * buffer, uint64_t sector, uint8_t count);
va009039 0:148fca6fd246 64 virtual int disk_sync() {return 0;};
va009039 0:148fca6fd246 65 virtual uint64_t disk_sectors();
va009039 0:148fca6fd246 66
va009039 0:148fca6fd246 67 private:
va009039 0:148fca6fd246 68 USBHost * host;
va009039 0:148fca6fd246 69 USBDeviceConnected * dev;
va009039 0:148fca6fd246 70 bool dev_connected;
va009039 0:148fca6fd246 71 USBEndpoint * bulk_in;
va009039 0:148fca6fd246 72 USBEndpoint * bulk_out;
va009039 0:148fca6fd246 73 uint8_t nb_ep;
va009039 0:148fca6fd246 74
va009039 0:148fca6fd246 75 // Bulk-only CBW
va009039 0:148fca6fd246 76 typedef struct {
va009039 0:148fca6fd246 77 uint32_t Signature;
va009039 0:148fca6fd246 78 uint32_t Tag;
va009039 0:148fca6fd246 79 uint32_t DataLength;
va009039 0:148fca6fd246 80 uint8_t Flags;
va009039 0:148fca6fd246 81 uint8_t LUN;
va009039 0:148fca6fd246 82 uint8_t CBLength;
va009039 0:148fca6fd246 83 uint8_t CB[16];
va009039 0:148fca6fd246 84 } PACKED CBW;
va009039 0:148fca6fd246 85
va009039 0:148fca6fd246 86 // Bulk-only CSW
va009039 0:148fca6fd246 87 typedef struct {
va009039 0:148fca6fd246 88 uint32_t Signature;
va009039 0:148fca6fd246 89 uint32_t Tag;
va009039 0:148fca6fd246 90 uint32_t DataResidue;
va009039 0:148fca6fd246 91 uint8_t Status;
va009039 0:148fca6fd246 92 } PACKED CSW;
va009039 0:148fca6fd246 93
va009039 0:148fca6fd246 94 CBW cbw;
va009039 0:148fca6fd246 95 CSW csw;
va009039 0:148fca6fd246 96
va009039 0:148fca6fd246 97 int SCSITransfer(uint8_t * cmd, uint8_t cmd_len, int flags, uint8_t * data, uint32_t transfer_len);
va009039 0:148fca6fd246 98 int testUnitReady();
va009039 0:148fca6fd246 99 int readCapacity();
va009039 0:148fca6fd246 100 int inquiry(uint8_t lun, uint8_t page_code);
va009039 0:148fca6fd246 101 int SCSIRequestSense();
va009039 0:148fca6fd246 102 int dataTransfer(uint8_t * buf, uint32_t block, uint8_t nbBlock, int direction);
va009039 0:148fca6fd246 103 int checkResult(uint8_t res, USBEndpoint * ep);
va009039 0:148fca6fd246 104 int getMaxLun();
va009039 0:148fca6fd246 105
va009039 0:148fca6fd246 106 int blockSize;
va009039 0:148fca6fd246 107 uint64_t blockCount;
va009039 0:148fca6fd246 108
va009039 0:148fca6fd246 109 int msd_intf;
va009039 0:148fca6fd246 110 bool msd_device_found;
va009039 0:148fca6fd246 111 bool disk_init;
va009039 0:148fca6fd246 112
va009039 0:148fca6fd246 113 void init();
va009039 0:148fca6fd246 114
va009039 0:148fca6fd246 115 };
va009039 0:148fca6fd246 116
va009039 0:148fca6fd246 117 #endif
va009039 0:148fca6fd246 118
va009039 0:148fca6fd246 119 #endif