1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * Copyright (c) 2011 Zhang, Keguang <keguang.zhang@gmail.com>
4  */
5 
6 #include <linux/io.h>
7 #include <linux/init.h>
8 #include <linux/smp.h>
9 #include <asm/cpu-info.h>
10 #include <asm/bootinfo.h>
11 
12 const char *get_system_type(void)
13 {
14 	unsigned int processor_id = (&current_cpu_data)->processor_id;
15 
16 	switch (processor_id & PRID_REV_MASK) {
17 	case PRID_REV_LOONGSON1B:
18 #if defined(CONFIG_LOONGSON1_LS1B)
19 		return "LOONGSON LS1B";
20 #elif defined(CONFIG_LOONGSON1_LS1C)
21 		return "LOONGSON LS1C";
22 #endif
23 	default:
24 		return "LOONGSON (unknown)";
25 	}
26 }
27