1 /*
2  * Copyright (c) 2011 Zhang, Keguang <keguang.zhang@gmail.com>
3  *
4  * This program is free software; you can redistribute	it and/or modify it
5  * under  the terms of	the GNU General	 Public License as published by the
6  * Free Software Foundation;  either version 2 of the  License, or (at your
7  * option) any later version.
8  */
9 
10 #include <asm/bootinfo.h>
11 
12 #include <prom.h>
13 
14 void __init plat_mem_setup(void)
15 {
16 	add_memory_region(0x0, (memsize << 20), BOOT_MEM_RAM);
17 }
18 
19 const char *get_system_type(void)
20 {
21 	unsigned int processor_id = (&current_cpu_data)->processor_id;
22 
23 	switch (processor_id & PRID_REV_MASK) {
24 	case PRID_REV_LOONGSON1B:
25 #if defined(CONFIG_LOONGSON1_LS1B)
26 		return "LOONGSON LS1B";
27 #elif defined(CONFIG_LOONGSON1_LS1C)
28 		return "LOONGSON LS1C";
29 #endif
30 	default:
31 		return "LOONGSON (unknown)";
32 	}
33 }
34