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#pragma once
#include <cstdint>
#include "drivers/SpiNorFlash.h"
#include <littlefs/lfs.h>
namespace Pinetime {
namespace Controllers {
class FS {
public:
FS(Pinetime::Drivers::SpiNorFlash&);
void Init();
void LVGLFileSystemInit();
int FileOpen(lfs_file_t* file_p, const char* fileName, const int flags);
int FileClose(lfs_file_t* file_p);
int FileRead(lfs_file_t* file_p, uint8_t* buff, uint32_t size);
int FileWrite(lfs_file_t* file_p, const uint8_t* buff, uint32_t size);
int FileSeek(lfs_file_t* file_p, uint32_t pos);
int FileDelete(const char* fileName);
int DirOpen(const char* path, lfs_dir_t* lfs_dir);
int DirClose(lfs_dir_t* lfs_dir);
int DirRead(lfs_dir_t* dir, lfs_info* info);
int DirRewind(lfs_dir_t* dir);
int DirCreate(const char* path);
lfs_ssize_t GetFSSize();
int Rename(const char* oldPath, const char* newPath);
int Stat(const char* path, lfs_info* info);
void VerifyResource();
static size_t getSize() {
return size;
}
static size_t getBlockSize() {
return blockSize;
}
private:
Pinetime::Drivers::SpiNorFlash& flashDriver;
/*
* External Flash MAP (4 MBytes)
*
* 0x000000 +---------------------------------------+
* | Bootloader Assets |
* | 256 KBytes |
* | |
* 0x040000 +---------------------------------------+
* | OTA |
* | 464 KBytes |
* | |
* | |
* | |
* 0x0B4000 +---------------------------------------+
* | File System |
* | |
* | |
* | |
* | |
* 0x400000 +---------------------------------------+
*
*/
static constexpr size_t startAddress = 0x0B4000;
static constexpr size_t size = 0x34C000;
static constexpr size_t blockSize = 4096;
bool resourcesValid = false;
const struct lfs_config lfsConfig;
lfs_t lfs;
static int SectorSync(const struct lfs_config* c);
static int SectorErase(const struct lfs_config* c, lfs_block_t block);
static int SectorProg(const struct lfs_config* c, lfs_block_t block, lfs_off_t off, const void* buffer, lfs_size_t size);
static int SectorRead(const struct lfs_config* c, lfs_block_t block, lfs_off_t off, void* buffer, lfs_size_t size);
};
}
}
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