/**
* Stops all the running processes, if any
*/
void bb_stop_all(void) {
bb_log(LOG_DEBUG, "Killing all remaining processes.\n");
/* keep killing the first program in the list until it's empty */
while (pidlist_start) {
bb_stop_wait(pidlist_start->PID);
}
}
/**
* Kill the second X server if any, turn card off if requested.
*/
void stop_secondary() {
char driver[BUFFER_SIZE];
// kill X if it is running
if (bb_is_running(bb_status.x_pid)) {
bb_log(LOG_INFO, "Stopping X server\n");
bb_stop_wait(bb_status.x_pid);
}
if (bb_config.pm_method == PM_DISABLED && bb_status.runmode != BB_RUN_EXIT) {
/* do not disable the card if PM is disabled unless exiting */
return;
}
//if card is on and can be switched, switch it off
if (switcher) {
if (switcher->need_driver_unloaded) {
/* do not unload the drivers nor disable the card if the card is not on */
if (switcher->status() != SWITCH_ON) {
return;
}
if (pci_config_save(pci_bus_id_discrete, &pci_config_state_discrete)) {
bb_log(LOG_WARNING, "Could not save PCI configuration space: %s\n",
strerror(errno));
}
/* unload the driver loaded by the graphica card */
if (pci_get_driver(driver, pci_bus_id_discrete, sizeof driver)) {
module_unload(driver);
}
//only turn card off if no drivers are loaded
if (pci_get_driver(NULL, pci_bus_id_discrete, 0)) {
bb_log(LOG_DEBUG, "Drivers are still loaded, unable to disable card\n");
return;
}
}
if (switch_off() != SWITCH_OFF) {
bb_log(LOG_WARNING, "Unable to disable discrete card.");
}
}
}//stop_secondary