rtas_call_method
int rtas_call_method(cell_t token, int nargs, int nreturns, ...);
result = rtas_call_method(start_cpu, 3, 1, pc->pc_hwref, EXC_RST, pc,
error = rtas_call_method(token, 0, 8, &tod[0], &tod[1], &tod[2],
error = rtas_call_method(token, 7, 1, ct.year, ct.mon, ct.day, ct.hour,
rtas_call_method(token, 2, 1, 0, 0, &status);
rtas_call_method(token, 0, 1, &status);
error = rtas_call_method(sc->ex_read_pci_config, 4, 2,
error = rtas_call_method(sc->read_pci_config, 2, 2,
rtas_call_method(sc->ex_write_pci_config, 5, 1, config_addr,
rtas_call_method(sc->write_pci_config, 3, 1, config_addr,
error = rtas_call_method(sc->ibm_set_xive, 3, 1, irq, cpu,
rtas_call_method(sc->ibm_set_xive, 3, 1, irq, cpu,
rtas_call_method(sc->ibm_int_off, 1, 1, irq, &status);
rtas_call_method(sc->ibm_int_on, 1, 1, irq, &status);