Mike Karels b8b0c65e8a Add serial-number to hw.fdt sysctl area if found in fdt.
Add serial-number sysctl if that fdt property exists and is a printable
string.  While here, ensure that the hw.fdt sysctl values fit in the
buffers provided so that they will be NUL-terminated.  Tested on
Raspberry Pi 3B+ and 4.

MFC after:	5 days
Reviewed by:	manu imp
Differential Revision: https://reviews.freebsd.org/D34356
2022-03-03 07:08:32 -06:00
..
2021-05-20 11:22:25 +02:00