b-parasite

#include "flash_fs.h"

#include <prstlib/macros.h>
#include <zephyr/fs/fs.h>
#include <zephyr/fs/littlefs.h>
#include <zephyr/logging/log.h>

LOG_MODULE_REGISTER(flash_fs, CONFIG_LOG_DEFAULT_LEVEL);

FS_LITTLEFS_DECLARE_DEFAULT_CONFIG(storage);

static struct fs_mount_t lfs_storage_mnt = {
    .type = FS_LITTLEFS,
    .fs_data = &storage,
    .storage_dev = (void *)FLASH_AREA_ID(storage),
    .mnt_point = "/lfs",
};

int prst_flash_fs_init() {
  // TODO: if booting for the first time after a full flash erase, fs_mount will
  // complain (via a LOG_ERR) and then automatically format the flash. It all works,
  // but avoiding a scary red message would be ideal. Maybe somehow check if it's
  // formatted before mounting?
  RET_IF_ERR(fs_mount(&lfs_storage_mnt));
  return 0;
}