When the PetaLinux login prompt appears login using the root credentials.
Check the peek & poke applications have installed correctly by launching them.
usage: peek ADDR
ADDR may be specified as hex values
usage: poke ADDR VAL
ADDR and VAL may be specified as hex values
Check the peek application works by setting the outer two slides switches to their on position and reading the slide switch register.
root@petalinux:~# peek 0x41200008
Check the poke application works by writing to the LED register, illuminating the outer four LED's and then the inner four.
root@petalinux:~# poke 0x41200000 0xC3
root@petalinux:~# poke 0x41200000 0x3C