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
src/Storage.h@4:8f6857784854, 2014-05-08 (annotated)
- Committer:
- va009039
- Date:
- Thu May 08 23:43:46 2014 +0900
- Revision:
- 4:8f6857784854
- Parent:
- 2:97c314eae8b8
remove disk access callback. add virtual com sendBreak callback.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
va009039 | 0:39eb4d5b97df | 1 | #pragma once |
va009039 | 0:39eb4d5b97df | 2 | #include "mbed.h" |
va009039 | 0:39eb4d5b97df | 3 | #include "FATFileSystem.h" |
va009039 | 0:39eb4d5b97df | 4 | #include "USBMSD.h" |
va009039 | 0:39eb4d5b97df | 5 | #include "USBMSD2.h" |
va009039 | 0:39eb4d5b97df | 6 | #include "StorageInterface.h" |
va009039 | 0:39eb4d5b97df | 7 | #include "mystring.h" |
va009039 | 0:39eb4d5b97df | 8 | |
va009039 | 0:39eb4d5b97df | 9 | class LocalStorage : public FATFileSystem { |
va009039 | 0:39eb4d5b97df | 10 | public: |
va009039 | 0:39eb4d5b97df | 11 | LocalStorage(StorageInterface* storage, const char* name = "local"); |
va009039 | 0:39eb4d5b97df | 12 | virtual int disk_read(uint8_t * buffer, uint64_t sector) { |
va009039 | 0:39eb4d5b97df | 13 | return _storage->storage_read(buffer, sector); |
va009039 | 0:39eb4d5b97df | 14 | } |
va009039 | 0:39eb4d5b97df | 15 | virtual int disk_write(const uint8_t * buffer, uint64_t sector) { |
va009039 | 0:39eb4d5b97df | 16 | return _storage->storage_write(buffer, sector); |
va009039 | 0:39eb4d5b97df | 17 | } |
va009039 | 0:39eb4d5b97df | 18 | virtual uint64_t disk_sectors() { |
va009039 | 0:39eb4d5b97df | 19 | return _storage->storage_sectors(); |
va009039 | 0:39eb4d5b97df | 20 | } |
va009039 |
4:8f6857784854 | 21 | static bool find(char* buf, size_t size, const char* dirname, const char* pat); |
va009039 |
4:8f6857784854 | 22 | |
va009039 | 0:39eb4d5b97df | 23 | private: |
va009039 | 0:39eb4d5b97df | 24 | StorageInterface* _storage; |
va009039 | 0:39eb4d5b97df | 25 | const char* _name; |
va009039 | 0:39eb4d5b97df | 26 | }; |
va009039 | 0:39eb4d5b97df | 27 | |
va009039 | 0:39eb4d5b97df | 28 | class USBStorage : public USBMSD { |
va009039 | 0:39eb4d5b97df | 29 | public: |
va009039 | 0:39eb4d5b97df | 30 | USBStorage(StorageInterface* storage): _storage(storage) { |
va009039 | 0:39eb4d5b97df | 31 | connect(); |
va009039 | 0:39eb4d5b97df | 32 | } |
va009039 | 0:39eb4d5b97df | 33 | virtual int disk_read(uint8_t * data, uint64_t block) { |
va009039 | 0:39eb4d5b97df | 34 | return _storage->storage_read(data, block); |
va009039 | 0:39eb4d5b97df | 35 | } |
va009039 | 0:39eb4d5b97df | 36 | virtual int disk_write(const uint8_t * data, uint64_t block) { |
va009039 | 0:39eb4d5b97df | 37 | return _storage->storage_write(data, block); |
va009039 | 0:39eb4d5b97df | 38 | } |
va009039 | 0:39eb4d5b97df | 39 | virtual int disk_initialize() { return 0; } |
va009039 | 0:39eb4d5b97df | 40 | virtual uint64_t disk_sectors() { |
va009039 | 0:39eb4d5b97df | 41 | return _storage->storage_sectors(); |
va009039 | 0:39eb4d5b97df | 42 | } |
va009039 | 0:39eb4d5b97df | 43 | virtual int disk_status() { return 0; } |
va009039 | 0:39eb4d5b97df | 44 | virtual uint64_t disk_size() { |
va009039 | 0:39eb4d5b97df | 45 | return _storage->storage_size(); |
va009039 | 0:39eb4d5b97df | 46 | } |
va009039 | 0:39eb4d5b97df | 47 | |
va009039 | 0:39eb4d5b97df | 48 | private: |
va009039 | 0:39eb4d5b97df | 49 | StorageInterface* _storage; |
va009039 | 0:39eb4d5b97df | 50 | }; |
va009039 | 0:39eb4d5b97df | 51 | |
va009039 | 0:39eb4d5b97df | 52 | class USBStorage2 : public USBMSD2 { |
va009039 | 0:39eb4d5b97df | 53 | public: |
va009039 | 0:39eb4d5b97df | 54 | USBStorage2(StorageInterface* storage): _storage(storage) { |
va009039 |
2:97c314eae8b8 | 55 | init(); |
va009039 | 0:39eb4d5b97df | 56 | connect(); |
va009039 | 0:39eb4d5b97df | 57 | } |
va009039 |
2:97c314eae8b8 | 58 | void init() { |
va009039 |
2:97c314eae8b8 | 59 | block_flag = false; |
va009039 |
2:97c314eae8b8 | 60 | report_block_count = 0; |
va009039 |
2:97c314eae8b8 | 61 | report_initialize_count = 0; |
va009039 |
2:97c314eae8b8 | 62 | report_read_count = 0; |
va009039 |
2:97c314eae8b8 | 63 | report_write_count = 0; |
va009039 |
2:97c314eae8b8 | 64 | report_sectors_count = 0; |
va009039 |
2:97c314eae8b8 | 65 | report_status_count = 0; |
va009039 |
2:97c314eae8b8 | 66 | report_size_count = 0; |
va009039 |
2:97c314eae8b8 | 67 | } |
va009039 | 0:39eb4d5b97df | 68 | virtual int disk_read(uint8_t * data, uint64_t block) { |
va009039 |
2:97c314eae8b8 | 69 | if (block_flag) { |
va009039 |
2:97c314eae8b8 | 70 | report_block_count++; |
va009039 |
2:97c314eae8b8 | 71 | return 1; |
va009039 |
2:97c314eae8b8 | 72 | } |
va009039 |
2:97c314eae8b8 | 73 | report_read_count++; |
va009039 | 0:39eb4d5b97df | 74 | return _storage->storage_read(data, block); |
va009039 | 0:39eb4d5b97df | 75 | } |
va009039 | 0:39eb4d5b97df | 76 | virtual int disk_write(const uint8_t * data, uint64_t block) { |
va009039 |
2:97c314eae8b8 | 77 | if (block_flag) { |
va009039 |
2:97c314eae8b8 | 78 | report_block_count++; |
va009039 |
2:97c314eae8b8 | 79 | return 1; |
va009039 |
2:97c314eae8b8 | 80 | } |
va009039 |
2:97c314eae8b8 | 81 | report_write_count++; |
va009039 | 0:39eb4d5b97df | 82 | return _storage->storage_write(data, block); |
va009039 | 0:39eb4d5b97df | 83 | } |
va009039 |
2:97c314eae8b8 | 84 | virtual int disk_initialize() { |
va009039 |
2:97c314eae8b8 | 85 | report_initialize_count++; |
va009039 |
2:97c314eae8b8 | 86 | return 0; |
va009039 |
2:97c314eae8b8 | 87 | } |
va009039 | 0:39eb4d5b97df | 88 | virtual uint64_t disk_sectors() { |
va009039 |
2:97c314eae8b8 | 89 | report_sectors_count++; |
va009039 | 0:39eb4d5b97df | 90 | return _storage->storage_sectors(); |
va009039 | 0:39eb4d5b97df | 91 | } |
va009039 |
2:97c314eae8b8 | 92 | virtual int disk_status() { |
va009039 |
2:97c314eae8b8 | 93 | report_status_count++; |
va009039 |
2:97c314eae8b8 | 94 | return 0; |
va009039 |
2:97c314eae8b8 | 95 | } |
va009039 | 0:39eb4d5b97df | 96 | virtual uint64_t disk_size() { |
va009039 |
2:97c314eae8b8 | 97 | report_size_count++; |
va009039 | 0:39eb4d5b97df | 98 | return _storage->storage_size(); |
va009039 | 0:39eb4d5b97df | 99 | } |
va009039 | 0:39eb4d5b97df | 100 | |
va009039 |
2:97c314eae8b8 | 101 | bool block(bool flag) { |
va009039 |
2:97c314eae8b8 | 102 | if (block_flag != flag) { |
va009039 |
2:97c314eae8b8 | 103 | block_flag = flag; |
va009039 |
2:97c314eae8b8 | 104 | return true; |
va009039 |
2:97c314eae8b8 | 105 | } |
va009039 |
2:97c314eae8b8 | 106 | return false; |
va009039 |
2:97c314eae8b8 | 107 | } |
va009039 |
2:97c314eae8b8 | 108 | __IO bool block_flag; |
va009039 |
2:97c314eae8b8 | 109 | __IO int report_block_count; |
va009039 |
2:97c314eae8b8 | 110 | __IO int report_initialize_count; |
va009039 |
2:97c314eae8b8 | 111 | __IO int report_read_count; |
va009039 |
2:97c314eae8b8 | 112 | __IO int report_write_count; |
va009039 |
2:97c314eae8b8 | 113 | __IO int report_sectors_count; |
va009039 |
2:97c314eae8b8 | 114 | __IO int report_status_count; |
va009039 |
2:97c314eae8b8 | 115 | __IO int report_size_count; |
va009039 |
2:97c314eae8b8 | 116 | |
va009039 | 0:39eb4d5b97df | 117 | private: |
va009039 | 0:39eb4d5b97df | 118 | StorageInterface* _storage; |
va009039 | 0:39eb4d5b97df | 119 | }; |
va009039 | 0:39eb4d5b97df | 120 |