ppb_1284_set_state
ppb_1284_set_state(bus, PPB_PERIPHERAL_NEGOCIATION);
ppb_1284_set_state(bus, PPB_PERIPHERAL_IDLE);
ppb_1284_set_state(bus, PPB_PERIPHERAL_TERMINATION);
ppb_1284_set_state(bus, PPB_FORWARD_IDLE);
ppb_1284_set_state(bus, PPB_PERIPHERAL_TRANSFER);
ppb_1284_set_state(bus, PPB_PERIPHERAL_IDLE);
ppb_1284_set_state(bus, PPB_REVERSE_TRANSFER);
ppb_1284_set_state(bus, PPB_REVERSE_IDLE);
ppb_1284_set_state(bus, PPB_NEGOCIATION);
ppb_1284_set_state(bus, PPB_REVERSE_IDLE);
ppb_1284_set_state(bus, PPB_SETUP);
ppb_1284_set_state(bus, PPB_ECP_FORWARD_IDLE);
ppb_1284_set_state(bus, PPB_EPP_IDLE);
ppb_1284_set_state(bus, PPB_TERMINATION);
ppb_1284_set_state(bus, PPB_FORWARD_IDLE);
extern int ppb_1284_set_state(device_t bus, int state);
ppb_1284_set_state(ppbus, PPB_NEGOCIATION);
ppb_1284_set_state(ppbus, PPB_FORWARD_IDLE);