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
fat/ChaN/diskio.h@0:39eb4d5b97df, 2014-05-03 (annotated)
- Committer:
- va009039
- Date:
- Sat May 03 11:21:37 2014 +0000
- Revision:
- 0:39eb4d5b97df
first commit
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
va009039 | 0:39eb4d5b97df | 1 | //----------------------------------------------------------------------- |
va009039 | 0:39eb4d5b97df | 2 | // Low level disk interface modlue include file |
va009039 | 0:39eb4d5b97df | 3 | //----------------------------------------------------------------------- |
va009039 | 0:39eb4d5b97df | 4 | |
va009039 | 0:39eb4d5b97df | 5 | #ifndef _DISKIO |
va009039 | 0:39eb4d5b97df | 6 | |
va009039 | 0:39eb4d5b97df | 7 | #define _READONLY 0 // 1: Remove write functions |
va009039 | 0:39eb4d5b97df | 8 | #define _USE_IOCTL 1 // 1: Use disk_ioctl fucntion |
va009039 | 0:39eb4d5b97df | 9 | |
va009039 | 0:39eb4d5b97df | 10 | #include "integer.h" |
va009039 | 0:39eb4d5b97df | 11 | |
va009039 | 0:39eb4d5b97df | 12 | |
va009039 | 0:39eb4d5b97df | 13 | // Status of Disk Functions |
va009039 | 0:39eb4d5b97df | 14 | typedef BYTE DSTATUS; |
va009039 | 0:39eb4d5b97df | 15 | |
va009039 | 0:39eb4d5b97df | 16 | // Results of Disk Functions |
va009039 | 0:39eb4d5b97df | 17 | typedef enum { |
va009039 | 0:39eb4d5b97df | 18 | RES_OK = 0, // 0: Successful |
va009039 | 0:39eb4d5b97df | 19 | RES_ERROR, // 1: R/W Error |
va009039 | 0:39eb4d5b97df | 20 | RES_WRPRT, // 2: Write Protected |
va009039 | 0:39eb4d5b97df | 21 | RES_NOTRDY, // 3: Not Ready |
va009039 | 0:39eb4d5b97df | 22 | RES_PARERR // 4: Invalid Parameter |
va009039 | 0:39eb4d5b97df | 23 | } DRESULT; |
va009039 | 0:39eb4d5b97df | 24 | |
va009039 | 0:39eb4d5b97df | 25 | |
va009039 | 0:39eb4d5b97df | 26 | // Prototypes for disk control functions |
va009039 | 0:39eb4d5b97df | 27 | |
va009039 | 0:39eb4d5b97df | 28 | int assign_drives (int, int); |
va009039 | 0:39eb4d5b97df | 29 | DSTATUS disk_initialize (BYTE); |
va009039 | 0:39eb4d5b97df | 30 | DSTATUS disk_status (BYTE); |
va009039 | 0:39eb4d5b97df | 31 | DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE); |
va009039 | 0:39eb4d5b97df | 32 | #if _READONLY == 0 |
va009039 | 0:39eb4d5b97df | 33 | DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE); |
va009039 | 0:39eb4d5b97df | 34 | #endif |
va009039 | 0:39eb4d5b97df | 35 | DRESULT disk_ioctl (BYTE, BYTE, void*); |
va009039 | 0:39eb4d5b97df | 36 | |
va009039 | 0:39eb4d5b97df | 37 | |
va009039 | 0:39eb4d5b97df | 38 | |
va009039 | 0:39eb4d5b97df | 39 | // Disk Status Bits (DSTATUS) |
va009039 | 0:39eb4d5b97df | 40 | #define STA_NOINIT 0x01 // Drive not initialized |
va009039 | 0:39eb4d5b97df | 41 | #define STA_NODISK 0x02 // No medium in the drive |
va009039 | 0:39eb4d5b97df | 42 | #define STA_PROTECT 0x04 // Write protected |
va009039 | 0:39eb4d5b97df | 43 | |
va009039 | 0:39eb4d5b97df | 44 | |
va009039 | 0:39eb4d5b97df | 45 | // Command code for disk_ioctrl fucntion |
va009039 | 0:39eb4d5b97df | 46 | |
va009039 | 0:39eb4d5b97df | 47 | // Generic command (defined for FatFs) |
va009039 | 0:39eb4d5b97df | 48 | #define CTRL_SYNC 0 // Flush disk cache (for write functions) |
va009039 | 0:39eb4d5b97df | 49 | #define GET_SECTOR_COUNT 1 // Get media size (for only f_mkfs()) |
va009039 | 0:39eb4d5b97df | 50 | #define GET_SECTOR_SIZE 2 // Get sector size (for multiple sector size (_MAX_SS >= 1024)) |
va009039 | 0:39eb4d5b97df | 51 | #define GET_BLOCK_SIZE 3 // Get erase block size (for only f_mkfs()) |
va009039 | 0:39eb4d5b97df | 52 | #define CTRL_ERASE_SECTOR 4 // Force erased a block of sectors (for only _USE_ERASE) |
va009039 | 0:39eb4d5b97df | 53 | |
va009039 | 0:39eb4d5b97df | 54 | // Generic command |
va009039 | 0:39eb4d5b97df | 55 | #define CTRL_POWER 5 // Get/Set power status |
va009039 | 0:39eb4d5b97df | 56 | #define CTRL_LOCK 6 // Lock/Unlock media removal |
va009039 | 0:39eb4d5b97df | 57 | #define CTRL_EJECT 7 // Eject media |
va009039 | 0:39eb4d5b97df | 58 | |
va009039 | 0:39eb4d5b97df | 59 | // MMC/SDC specific ioctl command |
va009039 | 0:39eb4d5b97df | 60 | #define MMC_GET_TYPE 10 // Get card type |
va009039 | 0:39eb4d5b97df | 61 | #define MMC_GET_CSD 11 // Get CSD |
va009039 | 0:39eb4d5b97df | 62 | #define MMC_GET_CID 12 // Get CID |
va009039 | 0:39eb4d5b97df | 63 | #define MMC_GET_OCR 13 // Get OCR |
va009039 | 0:39eb4d5b97df | 64 | #define MMC_GET_SDSTAT 14 // Get SD status |
va009039 | 0:39eb4d5b97df | 65 | |
va009039 | 0:39eb4d5b97df | 66 | // ATA/CF specific ioctl command |
va009039 | 0:39eb4d5b97df | 67 | #define ATA_GET_REV 20 // Get F/W revision |
va009039 | 0:39eb4d5b97df | 68 | #define ATA_GET_MODEL 21 // Get model name |
va009039 | 0:39eb4d5b97df | 69 | #define ATA_GET_SN 22 // Get serial number |
va009039 | 0:39eb4d5b97df | 70 | |
va009039 | 0:39eb4d5b97df | 71 | // NAND specific ioctl command |
va009039 | 0:39eb4d5b97df | 72 | #define NAND_FORMAT 30 // Create physical format |
va009039 | 0:39eb4d5b97df | 73 | |
va009039 | 0:39eb4d5b97df | 74 | |
va009039 | 0:39eb4d5b97df | 75 | #define _DISKIO |
va009039 | 0:39eb4d5b97df | 76 | #endif |