REGION_ALIAS("ROTEXT", irom_seg);
REGION_ALIAS("RWTEXT", iram_seg);
REGION_ALIAS("RODATA", drom_seg);
REGION_ALIAS("RWDATA", dram_seg);
REGION_ALIAS("RTC_FAST_RWTEXT", rtc_fast_iram_seg);
REGION_ALIAS("RTC_FAST_RWDATA", rtc_fast_dram_seg);