2021/12 change big QFP100 cpld so need update fw to support it.
if cpld update fail,don't shutdown_base
to update v1.4.2 :
1.HackRF Press DFU then Press RESET (then install DFU Driver)
2.Click dfu_hackrf_one.bat (then install hackrf Driver)
3.Then Click flash_portapack_mayhem_skip_cpld1.4.2.bat
4.update Finished

I just Change the mayhem code to support portack cpld flashed QFP100 Chip.
A and B
bool init() {
set_idivc_base_clocks(cgu::CLK_SEL::IDIVC);

    i2c0.start(i2c_config_boot_clock);
                                                            
    if( !portapack::cpld::update_if_necessary(portapack_cpld_config()) ) {                                                                  
            A//shutdown_base();
            B//return false;
    }