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