donghengqaz commented on a change in pull request #3040:
URL: https://github.com/apache/incubator-nuttx/pull/3040#discussion_r594822921



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File path: arch/risc-v/Kconfig
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@@ -45,6 +45,12 @@ config ARCH_CHIP_ESP32C3
        select RV32IM_HW_MULDIV
        select ARCH_VECNOTIRQ
        select ARCH_HAVE_RESET
+       select LIBC_ARCH_MEMCPY

Review comment:
       OK, I will remove it here. OK, I will remove it here. But I add this not 
for using RISC-V arch level `memcpy`, I mean to use `memcpy` of ESP32C3 ROM, so 
that the function is not linked to SPI Flash, we can use it without enable 
I-cache.




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