This should work on Linux and MacOS.

Tested only on: WCH-LinkE + CH32V003 + MacOS

openocd

nix run github:patryk4815/ch32v-nix#openocd -- \
    -c "adapter_khz 2000" \
    -c "adapter driver wlinke" \
    -f target/wch-riscv.cfg \
    -c "program main.elf verify reset exit"

blackmagic

nix run github:patryk4815/ch32v-nix#blackmagic

Attached CH32V003 (WCH-LinkE + openocd + pwndbg)

Attached CH32V003 (WCH-LinkE + blackmagic + pwndbg)

Known issues:

• memory reading don't work
• gdb is crashing on attach 1 (workaround - target remote 0:2000 again into blackmagic)