The source for the vcgencmd uses the mailbox on all models.... looks like your already using the mailbox one, ive theorized that that works on older models too ...
https://github.com/raspberrypi/utils/bl ... vcgencmd.c
I am using the ioctl/mailbox myself and it works for me on both older models back to the original A and B to the 4 and 5.
Statistics: Posted by AndyD — Thu Aug 29, 2024 2:25 am