MEMORY
{
    irom (x): ORIGIN = 0x42000000, LENGTH = 0x400000
    drom (r): ORIGIN = 0x3C000000, LENGTH = 0x400000
    ram (rw): ORIGIN = 0x3FC80000, LENGTH = 0x50000
    rtc_ram (rx): ORIGIN = 0x50000000, LENGTH = 0x2000
}

REGION_ALIAS("REGION_TEXT", irom);
REGION_ALIAS("REGION_RODATA", irom);
REGION_ALIAS("REGION_DATA", ram);
REGION_ALIAS("REGION_BSS", ram);
REGION_ALIAS("REGION_HEAP", ram);
REGION_ALIAS("REGION_STACK", ram);