Use the list of values from ARM IHI0029E to decode and print the
Device Architecture register.
Add attribute 'unused' to the function, not used yet.
Change-Id: I7b1dd204bd1db671578c588372b667e23611876c
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/6463
Tested-by: jenkins
Reviewed-by: Daniel Goehring <dgoehrin@os.amperecomputing.com>