Support for multiple FileSystem instances

cores/esp8266/Arduino.h

@@ -38,7 +38,6 @@ extern "C" {
 #include "pgmspace.h"
 #include "esp8266_peri.h"
 #include "twi.h"
-  //#include "spiffs/spiffs.h"
 
 void yield(void);
 

cores/esp8266/FileSystem.cpp

@@ -20,60 +20,126 @@
 */
 #include "FileSystem.h"
 #include "Arduino.h"
+#include "spiffs/spiffs_esp8266.h"
+
+#define LOGICAL_PAGE_SIZE       256
+#define LOGICAL_BLOCK_SIZE      512
+
+
+// These addresses are defined in the linker script.
+// For each flash memory size there is a linker script variant
+// which sets spiffs location and size.
+extern "C" uint32_t _SPIFFS_start;
+extern "C" uint32_t _SPIFFS_end;
+
+static s32_t api_spiffs_read(u32_t addr, u32_t size, u8_t *dst);
+static s32_t api_spiffs_write(u32_t addr, u32_t size, u8_t *src);
+static s32_t api_spiffs_erase(u32_t addr, u32_t size);
+
+FSClass FS((uint32_t) &_SPIFFS_start, (uint32_t) &_SPIFFS_end, 4);
+
+FSClass::FSClass(uint32_t beginAddress, uint32_t endAddress, uint32_t maxOpenFiles)
+: _beginAddress(beginAddress)
+, _endAddress(endAddress)
+, _maxOpenFiles(maxOpenFiles)
+, _fs({0})
+{
+}
+
+int FSClass::_mountInternal(){
+  if (_beginAddress == 0 || _beginAddress >= _endAddress){
+    SPIFFS_API_DBG_E("Can't start file system, wrong address\r\n");
+    return SPIFFS_ERR_NOT_CONFIGURED;
+  }
+  
+  spiffs_config cfg = {0};
+  cfg.phys_addr = _beginAddress;
+  cfg.phys_size = _endAddress - _beginAddress;
+  cfg.phys_erase_block = INTERNAL_FLASH_SECTOR_SIZE;
+  cfg.log_block_size = LOGICAL_BLOCK_SIZE;
+  cfg.log_page_size = LOGICAL_PAGE_SIZE;
+  cfg.hal_read_f = api_spiffs_read;
+  cfg.hal_write_f = api_spiffs_write;
+  cfg.hal_erase_f = api_spiffs_erase;
+  
+  SPIFFS_API_DBG_V("FSClass::_mountInternal: start:%x, size:%d Kb\n", cfg.phys_addr, cfg.phys_size / 1024);
+
+  _work.reset(new uint8_t[LOGICAL_BLOCK_SIZE]);
+  _fdsSize = 32 * _maxOpenFiles;
+  _fds.reset(new uint8_t[_fdsSize]);
+  _cacheSize = (32 + LOGICAL_PAGE_SIZE) * _maxOpenFiles;
+  _cache.reset(new uint8_t[_cacheSize]);
+
+  s32_t res = SPIFFS_mount(&_fs,
+    &cfg,
+    _work.get(),
+    _fds.get(),
+    _fdsSize,
+    _cache.get(),
+    _cacheSize,
+    NULL);
+  SPIFFS_API_DBG_V("FSClass::_mountInternal: %d\n", res);
+  return res;
+}
 
 bool FSClass::mount() {
-  if(SPIFFS_mounted(&_filesystemStorageHandle)) return true;
-  int res = spiffs_mount();
-  if(res != 0){
-    int formated = SPIFFS_format(&_filesystemStorageHandle);
-    if(formated != 0) return false;
-    res = spiffs_mount();
+  if(SPIFFS_mounted(&_fs)) 
+    return true;
+
+  int res = _mountInternal();
+  if(res != SPIFFS_OK){
+    int formated = SPIFFS_format(&_fs);
+    if(formated != SPIFFS_OK) 
+      return false;
+    res = _mountInternal();
   }
-  return (res == 0);
+  return (res == SPIFFS_OK);
 }
 
+// TODO: need to invalidate open file objects
 void FSClass::unmount() {
-  if(SPIFFS_mounted(&_filesystemStorageHandle))
-    SPIFFS_unmount(&_filesystemStorageHandle);
+  if(SPIFFS_mounted(&_fs))
+    SPIFFS_unmount(&_fs);
 }
 
 bool FSClass::format() {
-  if(!SPIFFS_mounted(&_filesystemStorageHandle)){
-    spiffs_mount();
+  if(!SPIFFS_mounted(&_fs)){
+    _mountInternal();
   }
-  SPIFFS_unmount(&_filesystemStorageHandle);
-  int formated = SPIFFS_format(&_filesystemStorageHandle);
-  if(formated != 0) return false;
-  return (spiffs_mount() == 0);
+  SPIFFS_unmount(&_fs);
+  int formated = SPIFFS_format(&_fs);
+  if(formated != SPIFFS_OK) 
+    return false;
+  return (_mountInternal() == SPIFFS_OK);
 }
 
 bool FSClass::check() {
-  return SPIFFS_check(&_filesystemStorageHandle) == 0;
+  return SPIFFS_check(&_fs) == SPIFFS_OK;
 }
 
 bool FSClass::exists(char *filename) {
   spiffs_stat stat = {0};
-  if (SPIFFS_stat(&_filesystemStorageHandle, filename, &stat) < 0) 
+  if (SPIFFS_stat(&_fs, filename, &stat) < 0) 
     return false;
   return stat.name[0] != '\0';
 }
 
 bool FSClass::create(char *filepath){
-  return SPIFFS_creat(&_filesystemStorageHandle, filepath, 0) == 0;
+  return SPIFFS_creat(&_fs, filepath, 0) == SPIFFS_OK;
 }
 
 bool FSClass::remove(char *filepath){
-  return SPIFFS_remove(&_filesystemStorageHandle, filepath) == 0;
+  return SPIFFS_remove(&_fs, filepath) == SPIFFS_OK;
 }
 
 bool FSClass::rename(char *filename, char *newname) {
-  return SPIFFS_rename(&_filesystemStorageHandle, filename, newname) == 0;
+  return SPIFFS_rename(&_fs, filename, newname) == SPIFFS_OK;
 }
 
 size_t FSClass::totalBytes(){
   u32_t totalBytes;
   u32_t usedBytes;
-  if(SPIFFS_info(&_filesystemStorageHandle, &totalBytes, &usedBytes) == 0)
+  if(SPIFFS_info(&_fs, &totalBytes, &usedBytes) == SPIFFS_OK)
     return totalBytes;
   return 0;
 }
@@ -81,13 +147,16 @@ size_t FSClass::totalBytes(){
 size_t FSClass::usedBytes(){
   u32_t totalBytes;
   u32_t usedBytes;
-  if(SPIFFS_info(&_filesystemStorageHandle, &totalBytes, &usedBytes) == 0)
+  if(SPIFFS_info(&_fs, &totalBytes, &usedBytes) == SPIFFS_OK)
     return usedBytes;
   return 0;
 }
 
 FSFile FSClass::open(char *filename, uint8_t mode) {
-  if(String(filename) == "" || String(filename) == "/") return FSFile("/");
+  if(strcmp(filename, "")  == 0 || 
+     strcmp(filename, "/") == 0)
+    return FSFile(&_fs, "/");
+
   int repeats = 0;
   bool notExist;
   bool canRecreate = (mode & SPIFFS_CREAT) == SPIFFS_CREAT;
@@ -95,8 +164,8 @@ FSFile FSClass::open(char *filename, uint8_t mode) {
 
   do{
     notExist = false;
-    res = SPIFFS_open(&_filesystemStorageHandle, filename, (spiffs_flags)mode, 0);
-    int code = SPIFFS_errno(&_filesystemStorageHandle);
+    res = SPIFFS_open(&_fs, filename, (spiffs_flags)mode, 0);
+    int code = SPIFFS_errno(&_fs);
     if (res < 0){
       SPIFFS_API_DBG_E("open errno %d\n", code);
       notExist = (code == SPIFFS_ERR_NOT_FOUND || code == SPIFFS_ERR_DELETED || code == SPIFFS_ERR_FILE_DELETED || code == SPIFFS_ERR_IS_FREE);
@@ -106,63 +175,68 @@ FSFile FSClass::open(char *filename, uint8_t mode) {
   } while (notExist && canRecreate && repeats++ < 3);
   
   if(res){
-    return FSFile(res);
+    return FSFile(&_fs, res);
   }
   return FSFile();
 }
 
 FSFile FSClass::open(spiffs_dirent* entry, uint8_t mode){
-  int res = SPIFFS_open_by_dirent(&_filesystemStorageHandle, entry, (spiffs_flags)mode, 0);
+  int res = SPIFFS_open_by_dirent(&_fs, entry, (spiffs_flags)mode, 0);
   if (res){
-    return FSFile(res);
+    return FSFile(&_fs, res);
   }
   return FSFile();
 }
 
-FSClass FS;
-
-FSFile::FSFile() {
-  _file = 0;
-  _stats = {0};
+FSFile::FSFile() 
+: _file(0)
+, _stats({0})
+, _fs(0)
+{
 }
 
-FSFile::FSFile(String path) {
+FSFile::FSFile(spiffs* fs, String path) 
+: _fs(fs) 
+{
   if(path == "/"){
     _file = 0x1;
     os_sprintf((char*)_stats.name, "%s", (char*)path.c_str());
     _stats.size = 0;
     _stats.type = SPIFFS_TYPE_DIR;
-    SPIFFS_opendir(&_filesystemStorageHandle, (char*)_stats.name, &_dir);
+    SPIFFS_opendir(_fs, (char*)_stats.name, &_dir);
   } else {
-    _file = SPIFFS_open(&_filesystemStorageHandle, (char *)path.c_str(), (spiffs_flags)FSFILE_READ, 0);
-    if(SPIFFS_fstat(&_filesystemStorageHandle, _file, &_stats) != 0){
-      SPIFFS_API_DBG_E("fstat errno %d\n", SPIFFS_errno(&_filesystemStorageHandle));
+    _file = SPIFFS_open(_fs, (char *)path.c_str(), (spiffs_flags)FSFILE_READ, 0);
+    if(SPIFFS_fstat(_fs, _file, &_stats) != 0){
+      SPIFFS_API_DBG_E("fstat errno %d\n", SPIFFS_errno(_fs));
     }
     //debugf("FSFile name: %s, size: %d, type: %d\n", _stats.name, _stats.size, _stats.type);
     if(_stats.type == SPIFFS_TYPE_DIR){
-      SPIFFS_opendir(&_filesystemStorageHandle, (char*)_stats.name, &_dir);
+      SPIFFS_opendir(_fs, (char*)_stats.name, &_dir);
     }
   }
 }
 
-FSFile::FSFile(file_t f) {
-  _file = f;
-  if(SPIFFS_fstat(&_filesystemStorageHandle, _file, &_stats) != 0){
-    SPIFFS_API_DBG_E("fstat errno %d\n", SPIFFS_errno(&_filesystemStorageHandle));
+FSFile::FSFile(spiffs* fs, file_t f)
+: _file(f)
+, _fs(fs)
+{
+  if(SPIFFS_fstat(_fs, _file, &_stats) != 0){
+    SPIFFS_API_DBG_E("fstat errno %d\n", SPIFFS_errno(_fs));
   }
   //debugf("FSFile name: %s, size: %d, type: %d\n", _stats.name, _stats.size, _stats.type);
   if(_stats.type == SPIFFS_TYPE_DIR){
-    SPIFFS_opendir(&_filesystemStorageHandle, (char*)_stats.name, &_dir);
+    SPIFFS_opendir(_fs, (char*)_stats.name, &_dir);
   }
 }
 
 void FSFile::close() {
-  if (! _file) return;
+  if (!_file)
+    return;
   if(_stats.type == SPIFFS_TYPE_DIR){
     SPIFFS_closedir(&_dir);
   }
   if(os_strlen((char*)_stats.name) > 1)
-    SPIFFS_close(&_filesystemStorageHandle, _file);
+    SPIFFS_close(_fs, _file);
   _file = 0;
 }
 
@@ -175,97 +249,138 @@ bool FSFile::isDirectory(void) {
 }
 
 void FSFile::rewindDirectory() {
-  if (!_file || !isDirectory()) return;
+  if (!_file || !isDirectory()) 
+    return;
   SPIFFS_closedir(&_dir);
-  SPIFFS_opendir(&_filesystemStorageHandle, (char*)_stats.name, &_dir);
+  SPIFFS_opendir(_fs, (char*)_stats.name, &_dir);
 }
 
 FSFile FSFile::openNextFile(){
-  if (!_file || !isDirectory()) return FSFile();
+  if (!_file || !isDirectory()) 
+    return FSFile();
   struct spiffs_dirent e;
   struct spiffs_dirent *pe = &e;
   if ((pe = SPIFFS_readdir(&_dir, pe))){
+    // TODO: store actual FS pointer
     return FS.open((char *)pe->name);
   }
   return FSFile();
 }
 
 uint32_t FSFile::size() {
-  if(!_file) return 0;
-  if(_stats.size) return _stats.size;
-  uint32_t pos = SPIFFS_tell(&_filesystemStorageHandle, _file);
-  SPIFFS_lseek(&_filesystemStorageHandle, _file, 0, SPIFFS_SEEK_END);
-  _stats.size = SPIFFS_tell(&_filesystemStorageHandle, _file);
-  SPIFFS_lseek(&_filesystemStorageHandle, _file, pos, SPIFFS_SEEK_SET);
+  if(!_file)
+    return 0;
+  if(_stats.size) 
+    return _stats.size;
+  uint32_t pos = SPIFFS_tell(_fs, _file);
+  SPIFFS_lseek(_fs, _file, 0, SPIFFS_SEEK_END);
+  _stats.size = SPIFFS_tell(_fs, _file);
+  SPIFFS_lseek(_fs, _file, pos, SPIFFS_SEEK_SET);
   return _stats.size;
 }
 
 int FSFile::available() {
-  if (!_file) return 0;
-  uint32_t pos = SPIFFS_tell(&_filesystemStorageHandle, _file);
+  if (!_file) 
+    return 0;
+  uint32_t pos = SPIFFS_tell(_fs, _file);
   return size() - pos;
 }
 
 uint32_t FSFile::seek(uint32_t pos) {
-  if (!_file) return 0;
-  return SPIFFS_lseek(&_filesystemStorageHandle, _file, pos, SPIFFS_SEEK_SET);
+  if (!_file) 
+    return 0;
+  return SPIFFS_lseek(_fs, _file, pos, SPIFFS_SEEK_SET);
 }
 
 uint32_t FSFile::position() {
-  if (!_file) return 0;
-  return SPIFFS_tell(&_filesystemStorageHandle, _file);
+  if (!_file) 
+    return 0;
+  return SPIFFS_tell(_fs, _file);
 }
 
 bool FSFile::eof() {
-  if (!_file) return 0;
-  return SPIFFS_eof(&_filesystemStorageHandle, _file);
+  if (!_file) 
+    return 0;
+  return SPIFFS_eof(_fs, _file);
 }
 
 int FSFile::read(void *buf, uint16_t nbyte) {
-  if (! _file || isDirectory()) return -1;
-  return SPIFFS_read(&_filesystemStorageHandle, _file, buf, nbyte);
+  if (!_file || isDirectory()) 
+    return -1;
+  return SPIFFS_read(_fs, _file, buf, nbyte);
 }
 
 int FSFile::read() {
-  if (! _file || isDirectory()) return -1;
+  if (! _file || isDirectory()) 
+    return -1;
   int val;
-  if(SPIFFS_read(&_filesystemStorageHandle, _file, &val, 1) != 1) return -1;
+  if(SPIFFS_read(_fs, _file, &val, 1) != 1) return -1;
   return val;
 }
 
 int FSFile::peek() {
-  if (! _file || isDirectory()) return 0;
+  if (!_file || isDirectory()) 
+    return 0;
   int c = read();
-  SPIFFS_lseek(&_filesystemStorageHandle, _file, -1, SPIFFS_SEEK_CUR);
+  SPIFFS_lseek(_fs, _file, -1, SPIFFS_SEEK_CUR);
   return c;
 }
 
 size_t FSFile::write(const uint8_t *buf, size_t size){
-  if (! _file || isDirectory()) return 0;
-  int res = SPIFFS_write(&_filesystemStorageHandle, _file, (uint8_t *)buf, size);
+  if (!_file || isDirectory()) 
+    return 0;
+  int res = SPIFFS_write(_fs, _file, (uint8_t *)buf, size);
   return (res > 0)?(size_t)res:0;
 }
 
 size_t FSFile::write(uint8_t val) {
-  if (! _file || isDirectory()) return 0;
+  if (!_file || isDirectory()) 
+    return 0;
   return write(&val, 1);
 }
 
 void FSFile::flush(){
-  if (! _file || isDirectory()) return;
-  SPIFFS_fflush(&_filesystemStorageHandle, _file);
+  if (!_file || isDirectory()) 
+    return;
+  SPIFFS_fflush(_fs, _file);
 }
 
 bool FSFile::remove(){
-  if (! _file) return 0;
+  if (!_file) 
+    return 0;
   close();
-	return SPIFFS_remove(&_filesystemStorageHandle, (char *)_stats.name) == 0;
+	return SPIFFS_remove(_fs, (char *)_stats.name) == 0;
 }
 
 int FSFile::lastError(){
-  return SPIFFS_errno(&_filesystemStorageHandle);
+  return SPIFFS_errno(_fs);
 }
 
 void FSFile::clearError(){
-  _filesystemStorageHandle.err_code = SPIFFS_OK;
+  _fs->err_code = SPIFFS_OK;
 }
+
+
+static s32_t api_spiffs_read(u32_t addr, u32_t size, u8_t *dst){
+  SPIFFS_API_DBG_V("api_spiffs_read: 0x%08x len: %u\n", addr, size);
+  flashmem_read(dst, addr, size);
+  return SPIFFS_OK;
+}
+
+static s32_t api_spiffs_write(u32_t addr, u32_t size, u8_t *src){
+  SPIFFS_API_DBG_V("api_spiffs_write: 0x%08x len: %u\n", addr, size);
+  flashmem_write(src, addr, size);
+  return SPIFFS_OK;
+}
+
+static s32_t api_spiffs_erase(u32_t addr, u32_t size){
+  SPIFFS_API_DBG_V("api_spiffs_erase: 0x%08x len: %u\n", addr, size);
+  u32_t sect_first = flashmem_get_sector_of_address(addr);
+  u32_t sect_last = flashmem_get_sector_of_address(addr+size);
+  while( sect_first <= sect_last )
+    if( !flashmem_erase_sector( sect_first ++ ) )
+      return SPIFFS_ERR_INTERNAL;
+  return SPIFFS_OK;
+} 
+
+

cores/esp8266/FileSystem.h

@@ -21,9 +21,9 @@
 #ifndef _SPIFFS_CORE_FILESYSTEM_H_
 #define _SPIFFS_CORE_FILESYSTEM_H_
 
+#include <memory>
 #include "spiffs/spiffs.h"
 #include "Arduino.h"
-class String;
 
 #define FSFILE_READ SPIFFS_RDONLY
 #define FSFILE_WRITE (SPIFFS_RDONLY | SPIFFS_WRONLY | SPIFFS_CREAT | SPIFFS_APPEND )
@@ -34,10 +34,11 @@ private:
   spiffs_stat _stats; 
   file_t _file;
   spiffs_DIR _dir;
+  spiffs * _fs;
 
 public:
-  FSFile(String path);
-  FSFile(file_t f);
+  FSFile(spiffs* fs, String path);
+  FSFile(spiffs* fs, file_t f);
   FSFile(void);
   virtual size_t write(uint8_t);
   virtual size_t write(const uint8_t *buf, size_t size);
@@ -83,10 +84,9 @@ public:
 };
 
 class FSClass {
-
-private:
-  
 public:
+  FSClass(uint32_t beginAddress, uint32_t endAddress, uint32_t maxOpenFiles);
+
   bool mount();
   void unmount();
   bool format();
@@ -97,17 +97,30 @@ public:
   bool rename(char *filename, char *newname);
   size_t totalBytes();
   size_t usedBytes();
-  size_t size(){ return _filesystemStorageHandle.cfg.phys_size; }
-  size_t blockSize(){ return _filesystemStorageHandle.cfg.log_block_size; }
-  size_t totalBlocks(){ return _filesystemStorageHandle.block_count; }
-  size_t freeBlocks(){ return _filesystemStorageHandle.free_blocks; }
-  size_t pageSize(){ return _filesystemStorageHandle.cfg.log_page_size; }
-  size_t allocatedPages(){ return _filesystemStorageHandle.stats_p_allocated; }
-  size_t deletedPages(){ return _filesystemStorageHandle.stats_p_deleted; }
+  size_t size(){ return _fs.cfg.phys_size; }
+  size_t blockSize(){ return _fs.cfg.log_block_size; }
+  size_t totalBlocks(){ return _fs.block_count; }
+  size_t freeBlocks(){ return _fs.free_blocks; }
+  size_t pageSize(){ return _fs.cfg.log_page_size; }
+  size_t allocatedPages(){ return _fs.stats_p_allocated; }
+  size_t deletedPages(){ return _fs.stats_p_deleted; }
   
   FSFile open(char *filename, uint8_t mode = FSFILE_READ);
   FSFile open(spiffs_dirent* entry, uint8_t mode = FSFILE_READ);
 
+protected:
+  int _mountInternal();
+  std::unique_ptr<uint8_t[]> _work;
+  std::unique_ptr<uint8_t[]> _fds;
+  size_t _fdsSize;
+  std::unique_ptr<uint8_t[]> _cache;
+  size_t _cacheSize;
+  uint32_t _beginAddress;
+  uint32_t _endAddress;
+  uint32_t _maxOpenFiles;
+  spiffs _fs;
+
+
 private:
   friend class FSFile;
 };

cores/esp8266/core_esp8266_wiring.c

@@ -78,5 +78,4 @@ void init() {
     timer1_isr_init();
     os_timer_setfn(&micros_overflow_timer, (os_timer_func_t*) &micros_overflow_tick, 0);
     os_timer_arm(&micros_overflow_timer, 60000, REPEAT);
-    spiffs_mount();
 }

cores/esp8266/spiffs/spiffs_esp8266.c

@@ -146,79 +146,3 @@ uint32_t flashmem_get_sector_of_address( uint32_t addr ){
   return (addr - INTERNAL_FLASH_START_ADDRESS) / INTERNAL_FLASH_SECTOR_SIZE;;
 }
 
-/*
-  SPIFFS BOOTSTRAP
-*/
-
-//SPIFFS Address Range (defined in eagle ld)
-extern uint32_t _SPIFFS_start;
-extern uint32_t _SPIFFS_end;
-
-//SPIFFS Storage Handle
-spiffs _filesystemStorageHandle;
-
-//SPIFFS Buffers (INTERNAL_FLASH_PAGE_SIZE = 256) Total 1792 bytes
-static u8_t spiffs_work_buf[INTERNAL_FLASH_PAGE_SIZE*2]; //512 bytes
-static u8_t spiffs_fds[32*4]; //128 bytes
-static u8_t spiffs_cache[(INTERNAL_FLASH_PAGE_SIZE+32)*4]; //1152 bytes
-
-//SPIFFS API Read CallBack
-static s32_t api_spiffs_read(u32_t addr, u32_t size, u8_t *dst){
-  SPIFFS_API_DBG_V("api_spiffs_read: 0x%08x len: %u\n", addr, size);
-  flashmem_read(dst, addr, size);
-  return SPIFFS_OK;
-}
-
-//SPIFFS API Write CallBack
-static s32_t api_spiffs_write(u32_t addr, u32_t size, u8_t *src){
-  SPIFFS_API_DBG_V("api_spiffs_write: 0x%08x len: %u\n", addr, size);
-  flashmem_write(src, addr, size);
-  return SPIFFS_OK;
-}
-
-//SPIFFS API Erase CallBack
-static s32_t api_spiffs_erase(u32_t addr, u32_t size){
-  SPIFFS_API_DBG_V("api_spiffs_erase: 0x%08x len: %u\n", addr, size);
-  u32_t sect_first = flashmem_get_sector_of_address(addr);
-  u32_t sect_last = flashmem_get_sector_of_address(addr+size);
-  while( sect_first <= sect_last )
-    if( !flashmem_erase_sector( sect_first ++ ) )
-      return SPIFFS_ERR_INTERNAL;
-  return SPIFFS_OK;
-} 
-
-// Our own SPIFFS Setup Method 
-// All of the above gets put in the configuration
-// and a mount attempt is made, initializing the storage handle
-// that is used in all further api calls
-s32_t spiffs_mount(){
-  u32_t start_address = (u32_t)&_SPIFFS_start;
-  u32_t end_address = (u32_t)&_SPIFFS_end;
-  if (start_address == 0 || start_address >= end_address){
-    SPIFFS_API_DBG_E("Can't start file system, wrong address");
-    return SPIFFS_ERR_NOT_CONFIGURED;
-  }
-  
-  spiffs_config cfg = {0};
-  cfg.phys_addr = start_address;
-  cfg.phys_size = end_address - start_address;
-  cfg.phys_erase_block = INTERNAL_FLASH_SECTOR_SIZE; // according to datasheet
-  cfg.log_block_size = INTERNAL_FLASH_SECTOR_SIZE * 2; // Important to make large
-  cfg.log_page_size = INTERNAL_FLASH_PAGE_SIZE; // according to datasheet
-  cfg.hal_read_f = api_spiffs_read;
-  cfg.hal_write_f = api_spiffs_write;
-  cfg.hal_erase_f = api_spiffs_erase;
-  
-  SPIFFS_API_DBG_V("spiffs_mount: start:%x, size:%d Kb\n", cfg.phys_addr, cfg.phys_size / 1024);
-
-  s32_t res = SPIFFS_mount(&_filesystemStorageHandle,
-    &cfg,
-    spiffs_work_buf,
-    spiffs_fds,
-    sizeof(spiffs_fds),
-    spiffs_cache,
-    sizeof(spiffs_cache),
-    NULL);
-  SPIFFS_API_DBG_V("spiffs_mount: %d\n", res);
-  return res;
-}

cores/esp8266/spiffs/spiffs_esp8266.h

@@ -24,14 +24,11 @@ The small 4KB sectors allow for greater flexibility in applications that require
 #define INTERNAL_FLASH_WRITE_UNIT_SIZE  4
 #define INTERNAL_FLASH_READ_UNIT_SIZE   4
 
-extern spiffs _filesystemStorageHandle;
-
 extern uint32_t flashmem_write( const void *from, uint32_t toaddr, uint32_t size );
 extern uint32_t flashmem_read( void *to, uint32_t fromaddr, uint32_t size );
 extern bool flashmem_erase_sector( uint32_t sector_id );
 uint32_t flashmem_find_sector( uint32_t address, uint32_t *pstart, uint32_t *pend );
 uint32_t flashmem_get_sector_of_address( uint32_t addr );
-s32_t spiffs_mount();
 
 #ifdef __cplusplus
 }