Hi Yanhong and others, I've made up my own version and addressed my concerns in this patch:
https://patchwork.ozlabs.org/project/uboot/patch/1684668616-358043-1-git-send-email-ganbo...@gmail.com/ Some descriptions would be similar, as they are from my previous response to Heinrich: https://lists.denx.de/pipermail/u-boot/2023-May/518359.html Also please note that this patch is based on https://patchwork.ozlabs.org/project/uboot/patch/1684650044-313122-1-git-send-email-ganbo...@gmail.com/ It addressed another issue with riscv stack initialization on all platforms. Please let me know if you have any suggestions. Thanks!