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esp32c3-memory.x
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esp32c3-memory.x
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MEMORY
{
/*
https://github.com/espressif/esptool/blob/master/esptool.py#L1919
MEMORY_MAP = [[0x00000000, 0x00010000, "PADDING"],
[0x3C000000, 0x3C800000, "DROM"],
[0x3FC80000, 0x3FCE0000, "DRAM"],
[0x3FC88000, 0x3FD00000, "BYTE_ACCESSIBLE"],
[0x3FF00000, 0x3FF20000, "DROM_MASK"],
[0x40000000, 0x40060000, "IROM_MASK"],
[0x42000000, 0x42800000, "IROM"],
[0x4037C000, 0x403E0000, "IRAM"],
[0x50000000, 0x50002000, "RTC_IRAM"],
[0x50000000, 0x50002000, "RTC_DRAM"],
[0x600FE000, 0x60100000, "MEM_INTERNAL2"]]
*/
/* 400K of on soc RAM, 16K reserved for cache */
ICACHE : ORIGIN = 0x4037C000, LENGTH = 0x4000
/* Instruction RAM */
IRAM : ORIGIN = 0x4037C000 + 0x4000, LENGTH = 400K - 0x4000
/* Data RAM */
DRAM : ORIGIN = 0x3FC80000, LENGTH = 0x50000
/* External flash */
/* Instruction ROM */
IROM : ORIGIN = 0x42000000, LENGTH = 0x400000
/* Data ROM */
DROM : ORIGIN = 0x3C000000, LENGTH = 0x400000
}
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);