On 30/05/2017 17:07, Thomas Huth wrote: > , NULL, -1, -1); > + int token, ret; > + > + token = rtas_token("power-off"); > + if (token < 0) { > + puts("RTAS power-off not available\n"); > + return; > + } Should this do some kind of infinite loop (Linux arch/x86 has play_dead which does cli;hlt, not sure if there's something similar for sPAPR)? Thanks, Paolo