Emulation of LocalFileSystem with virtual COM.
Dependents: KL46Z-lpc81isp lpcterm2
#include "USBLocalFileSystem.h" int main() { USBLocalFileSystem* usb_local = new USBLocalFileSystem(); // RamDisk(64KB) while(1) { usb_local->lock(true); usb_local->remount(); char filename[32]; if (usb_local->find(filename, sizeof(filename), "*.TXT")) { FILE* fp = fopen(filename, "r"); if (fp) { int c; while((c = fgetc(fp)) != EOF) { usb_local->putc(c); } fclose(fp); } } usb_local->lock(false); wait_ms(1000*5); } }
Sample application:
Import programKL46Z-lpc81isp
ISP example program.
Import programlpcterm2
semihost server example program
Diff: src/Storage.h
- Revision:
- 0:39eb4d5b97df
- Child:
- 2:97c314eae8b8
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/Storage.h Sat May 03 11:21:37 2014 +0000 @@ -0,0 +1,74 @@ +#pragma once +#include "mbed.h" +#include "FATFileSystem.h" +#include "USBMSD.h" +#include "USBMSD2.h" +#include "StorageInterface.h" +#include "mystring.h" + +class LocalStorage : public FATFileSystem { +public: + LocalStorage(StorageInterface* storage, const char* name = "local"); + virtual int disk_read(uint8_t * buffer, uint64_t sector) { + return _storage->storage_read(buffer, sector); + } + virtual int disk_write(const uint8_t * buffer, uint64_t sector) { + return _storage->storage_write(buffer, sector); + } + virtual uint64_t disk_sectors() { + return _storage->storage_sectors(); + } + static bool find_bin(mystring& filename); +private: + StorageInterface* _storage; + const char* _name; +}; + +class USBStorage : public USBMSD { +public: + USBStorage(StorageInterface* storage): _storage(storage) { + connect(); + } + virtual int disk_read(uint8_t * data, uint64_t block) { + return _storage->storage_read(data, block); + } + virtual int disk_write(const uint8_t * data, uint64_t block) { + return _storage->storage_write(data, block); + } + virtual int disk_initialize() { return 0; } + virtual uint64_t disk_sectors() { + return _storage->storage_sectors(); + } + virtual int disk_status() { return 0; } + virtual uint64_t disk_size() { + return _storage->storage_size(); + } + +private: + StorageInterface* _storage; +}; + +class USBStorage2 : public USBMSD2 { +public: + USBStorage2(StorageInterface* storage): _storage(storage) { + connect(); + } + virtual int disk_read(uint8_t * data, uint64_t block) { + return _storage->storage_read(data, block); + } + virtual int disk_write(const uint8_t * data, uint64_t block) { + return _storage->storage_write(data, block); + } + virtual int disk_initialize() { return 0; } + virtual uint64_t disk_sectors() { + return _storage->storage_sectors(); + } + virtual int disk_status() { return 0; } + virtual uint64_t disk_size() { + return _storage->storage_size(); + } + +private: + StorageInterface* _storage; +}; +