MEMORY
{
    /*
        https://github.com/espressif/esptool/blob/10828527038d143e049790d330ac4de76ce987d6/esptool/targets/esp32c2.py#L53-L62
        MEMORY_MAP = [[0x00000000, 0x00010000, "PADDING"],
                      [0x3C000000, 0x3C400000, "DROM"],
                      [0x3FCA0000, 0x3FCE0000, "DRAM"],
                      [0x3FC88000, 0x3FD00000, "BYTE_ACCESSIBLE"],
                      [0x3FF00000, 0x3FF50000, "DROM_MASK"],
                      [0x40000000, 0x40090000, "IROM_MASK"],
                      [0x42000000, 0x42400000, "IROM"],
                      [0x4037C000, 0x403C0000, "IRAM"]]
    */

    /* 272K of on soc RAM, 16K reserved for cache */
    ICACHE : ORIGIN = 0x4037C000,  LENGTH = 16K
    /* Instruction RAM */
    IRAM : ORIGIN = 0x4037C000 + 16K, LENGTH = 272K - 16K
    /* Data RAM */
    DRAM : ORIGIN = 0x3FCA0000, LENGTH = 0x30000

    /* External flash */
    /* Instruction ROM */
    IROM : ORIGIN =   0x42000000, LENGTH = 0x200000
    /* Data ROM */
    DROM : ORIGIN = 0x3C000000, LENGTH = 0x200000
}

REGION_ALIAS("REGION_TEXT", IROM);
REGION_ALIAS("REGION_RODATA", DROM);

REGION_ALIAS("REGION_DATA", DRAM);
REGION_ALIAS("REGION_BSS", DRAM);
REGION_ALIAS("REGION_HEAP", DRAM);
REGION_ALIAS("REGION_STACK", DRAM);

REGION_ALIAS("REGION_RWTEXT", IRAM);