Purposely registered here to let know. Sadly can't comment due to the 50 reputation limit
Traditionally, the solution provided by Aoresteen is the best. Unfortunately, rloew has passed away in September 2019. Rest in peace
The full version of his patch is now available for free, here
Another idea could be to dump some Kickstart ROM to a file, then either add a new Resident module if there is space available in the image, or overwrite a non-essential one (audio.device comes to mind, see below), with a custom module that calls Debug() on Exec (You could use the module's Init function to do this). Then you burn your new ROM to an EPROM and ...