void myspiffs_mount() {
spiffs_config cfg;
#ifdef SPIFFS_FIXED_LOCATION
cfg.phys_addr = SPIFFS_FIXED_LOCATION;
#else
cfg.phys_addr = ( u32_t )platform_flash_get_first_free_block_address( NULL );
#endif
cfg.phys_addr += 0x3000;
cfg.phys_addr &= 0xFFFFC000; // align to 4 sector.
cfg.phys_size = INTERNAL_FLASH_SIZE - ( ( u32_t )cfg.phys_addr - INTERNAL_FLASH_START_ADDRESS );
cfg.phys_erase_block = INTERNAL_FLASH_SECTOR_SIZE; // according to datasheet
cfg.log_block_size = INTERNAL_FLASH_SECTOR_SIZE; // let us not complicate things
cfg.log_page_size = LOG_PAGE_SIZE; // as we said
NODE_DBG("fs.start:%x,max:%x\n",cfg.phys_addr,cfg.phys_size);
cfg.hal_read_f = my_spiffs_read;
cfg.hal_write_f = my_spiffs_write;
cfg.hal_erase_f = my_spiffs_erase;
int res = SPIFFS_mount(&fs,
&cfg,
spiffs_work_buf,
spiffs_fds,
sizeof(spiffs_fds),
#if SPIFFS_CACHE
spiffs_cache,
sizeof(spiffs_cache),
#else
0, 0,
#endif
// myspiffs_check_callback);
0);
NODE_DBG("mount res: %i\n", res);
}
// FS formatting function
// Returns 1 if OK, 0 for error
int myspiffs_format( void )
{
SPIFFS_unmount(&fs);
u32_t sect_first, sect_last;
sect_first = ( u32_t )platform_flash_get_first_free_block_address( NULL );
sect_first += 0x3000;
sect_first &= 0xFFFFC000; // align to 4 sector.
sect_first = platform_flash_get_sector_of_address(sect_first);
sect_last = INTERNAL_FLASH_SIZE + INTERNAL_FLASH_START_ADDRESS - 4;
sect_last = platform_flash_get_sector_of_address(sect_last);
NODE_DBG("sect_first: %x, sect_last: %x", sect_first, sect_last);
while( sect_first <= sect_last )
if( platform_flash_erase_sector( sect_first ++ ) == PLATFORM_ERR )
return 0;
spiffs_mount();
return 1;
}
static bool myspiffs_set_location(spiffs_config *cfg, int align, int offset, int block_size) {
#ifdef SPIFFS_FIXED_LOCATION
cfg->phys_addr = (SPIFFS_FIXED_LOCATION + block_size - 1) & ~(block_size-1);
#else
cfg->phys_addr = ( u32_t )platform_flash_get_first_free_block_address( NULL ) + offset;
cfg->phys_addr = (cfg->phys_addr + align - 1) & ~(align - 1);
#endif
#ifdef SPIFFS_SIZE_1M_BOUNDARY
cfg->phys_size = ((0x100000 - (SYS_PARAM_SEC_NUM * INTERNAL_FLASH_SECTOR_SIZE) - ( ( u32_t )cfg->phys_addr )) & ~(block_size - 1)) & 0xfffff;
#else
cfg->phys_size = (INTERNAL_FLASH_SIZE - ( ( u32_t )cfg->phys_addr )) & ~(block_size - 1);
#endif
if ((int) cfg->phys_size < 0) {
return FALSE;
}
cfg->log_block_size = block_size;
return (cfg->phys_size / block_size) >= MIN_BLOCKS_FS;
}
