NODE_CPU
struct icc_node *cpu = get_node(priv, NODE_CPU);
path_nodes[0] = get_node(priv, NODE_CPU);
nodes_cpu[0] = get_node(priv, NODE_CPU);
nodes_cpu[0] = get_node(priv, NODE_CPU);
{ NODE_CPU, "cpu", 1, { NODE_BUS } },
int idx = id - NODE_CPU;