示例#1
0
文件: rtasd.c 项目: 0-T-0/ps4-linux
static int __init rtas_init(void)
{
	struct proc_dir_entry *entry;

	if (!machine_is(pseries) && !machine_is(chrp))
		return 0;

	/* No RTAS */
	event_scan = rtas_token("event-scan");
	if (event_scan == RTAS_UNKNOWN_SERVICE) {
		printk(KERN_INFO "rtasd: No event-scan on system\n");
		return -ENODEV;
	}

	rtas_event_scan_rate = rtas_token("rtas-event-scan-rate");
	if (rtas_event_scan_rate == RTAS_UNKNOWN_SERVICE) {
		printk(KERN_ERR "rtasd: no rtas-event-scan-rate on system\n");
		return -ENODEV;
	}

	if (!rtas_event_scan_rate) {
		/* Broken firmware: take a rate of zero to mean don't scan */
		printk(KERN_DEBUG "rtasd: scan rate is 0, not scanning\n");
		return 0;
	}

	/* Make room for the sequence number */
	rtas_error_log_max = rtas_get_error_log_max();
	rtas_error_log_buffer_max = rtas_error_log_max + sizeof(int);

	rtas_log_buf = vmalloc(rtas_error_log_buffer_max*LOG_NUMBER);
	if (!rtas_log_buf) {
		printk(KERN_ERR "rtasd: no memory\n");
		return -ENOMEM;
	}

	entry = proc_create("powerpc/rtas/error_log", S_IRUSR, NULL,
			    &proc_rtas_log_operations);
	if (!entry)
		printk(KERN_ERR "Failed to create error_log proc entry\n");

	start_event_scan();

	return 0;
}
示例#2
0
文件: rtasd.c 项目: xros/linux
static int __init rtas_event_scan_init(void)
{
	if (!machine_is(pseries) && !machine_is(chrp))
		return 0;

	/* No RTAS */
	event_scan = rtas_token("event-scan");
	if (event_scan == RTAS_UNKNOWN_SERVICE) {
		printk(KERN_INFO "rtasd: No event-scan on system\n");
		return -ENODEV;
	}

	rtas_event_scan_rate = rtas_token("rtas-event-scan-rate");
	if (rtas_event_scan_rate == RTAS_UNKNOWN_SERVICE) {
		printk(KERN_ERR "rtasd: no rtas-event-scan-rate on system\n");
		return -ENODEV;
	}

	if (!rtas_event_scan_rate) {
		/* Broken firmware: take a rate of zero to mean don't scan */
		printk(KERN_DEBUG "rtasd: scan rate is 0, not scanning\n");
		return 0;
	}

	/* Make room for the sequence number */
	rtas_error_log_max = rtas_get_error_log_max();
	rtas_error_log_buffer_max = rtas_error_log_max + sizeof(int);

	rtas_log_buf = vmalloc(rtas_error_log_buffer_max*LOG_NUMBER);
	if (!rtas_log_buf) {
		printk(KERN_ERR "rtasd: no memory\n");
		return -ENOMEM;
	}

	start_event_scan();

	return 0;
}