On Sat, Jun 21, 2025 at 10:28:23AM -0600, Brook Milligan wrote: > Perhaps you know this already, but openocd is available in pkgsrc and gdb is a standard OS tool, so setting up a NetBSD host to use it should be easy. I don?t know what special USB driver support is required for the hardware adapters, though; I suppose that is what you are really talking about. It would be great if the NetBSD drivers worked well with some (many?) JTAG chips. > > Even if you document clearly what works and what doesn?t, perhaps someone with more knowledge of the drivers could help. I have used OpenOCD from pkgsrc and usb connected jtags based on an FDT chipset, which work great with the NetBsd drivers. You want the jtag port to attach as ugen anyway. Martin