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/*
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Copyright (c) 2010 Peter Barrett
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include "mbed.h"
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#include "USBHost.h"
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#include "Utils.h"
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#include "FATFileSystem.h"
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int MassStorage_ReadCapacity(int device, u32* blockCount, u32* blockSize);
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int MassStorage_Read(int device, u32 blockAddr, u32 blockCount, u8* dst, u32 blockSize);
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int MassStorage_Write(int device, u32 blockAddr, u32 blockCount, u8* dst, u32 blockSize);
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class USBFileSystem : public FATFileSystem
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{
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int _device;
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u32 _blockSize;
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u32 _blockCount;
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public:
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USBFileSystem() : FATFileSystem("usb"),_device(0),_blockSize(0),_blockCount(0)
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{
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}
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void SetDevice(int device)
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{
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_device = device;
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}
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virtual int disk_initialize()
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{
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return MassStorage_ReadCapacity(_device,&_blockCount,&_blockSize);
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}
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virtual int disk_write(const char *buffer, int block_number)
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{
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return MassStorage_Write(_device,block_number,1,(u8*)buffer,_blockSize);
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}
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virtual int disk_read(char *buffer, int block_number)
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{
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return MassStorage_Read(_device,block_number,1,(u8*)buffer,_blockSize);
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}
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virtual int disk_sectors()
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{
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return _blockCount;
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}
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};
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void DumpFS(int depth, int count)
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{
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DIR *d = opendir("/usb");
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if (!d)
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{
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printf("USB file system borked\r\n");
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return;
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}
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printf("\nDumping root dir\r\n");
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struct dirent *p;
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for(;;)
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{
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p = readdir(d);
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if (!p)
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break;
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int len = sizeof( dirent);
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printf("%s %d\n", p->d_name, len);
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}
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closedir(d);
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}
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int OnDiskInsert(int device)
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{
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USBFileSystem fs;
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fs.SetDevice(device);
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DumpFS(0,0);
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return 0;
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}
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/*
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Simple test shell to exercise mouse,keyboard,mass storage and hubs.
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Add 2 15k pulldown resistors between D+/D- and ground, attach a usb socket and have at it.
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*/
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Serial pc(USBTX, USBRX);
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int GetConsoleChar()
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{
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if (!pc.readable())
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return -1;
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char c = pc.getc();
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pc.putc(c); // echo
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return c;
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}
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void TestShell();
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int main()
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{
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pc.baud(9600);
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printf("BlueUSB\nNow get a bunch of usb or bluetooth things and plug them in\r\n");
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TestShell();
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}
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