On Thu, 26 Jul 2018 09:13:47 -0400, "dpreed@deepplum.com" said:

> Maybe one could even start with a Linux kernel, but only that. Init() would
> be entirely different, and only a subset would be used. The ABI would be
> extended for simpler user space coding of device, network, ... logic that
> directly operates the hardware and presents simple queue based (rings?) IPC.

Congrats.  You just re-invented the UIO (Userspace I/O) driver.