Changes

#728 (Oct 6, 2024, 8:30:06 AM)

1. gateware: Add a proper 'busy' indicator in capture hardware — Sylvain Munaut / detail
2. firmware: Make sure we're not in a packet before starting flush mode — Sylvain Munaut / detail
3. firmware: At the end of a flush, send either short packet or ZLP — Sylvain Munaut / detail
4. firmware/main: Disable console for non-debug builds — Sylvain Munaut / detail
5. firmware/main: Use defines for misc CSR — Sylvain Munaut / detail
6. firmware/main: Cleanup start.S a bit and disable boot debug — Sylvain Munaut / detail
7. firmware: Change cross compiler to riscv-none-elf- — Sylvain Munaut / detail