|  | /* | 
|  | * Copyright (c) 2011 Zhang, Keguang <keguang.zhang@gmail.com> | 
|  | * | 
|  | * This program is free software; you can redistribute  it and/or modify it | 
|  | * under  the terms of  the GNU General  Public License as published by the | 
|  | * Free Software Foundation;  either version 2 of the  License, or (at your | 
|  | * option) any later version. | 
|  | */ | 
|  |  | 
|  | #include <asm/bootinfo.h> | 
|  |  | 
|  | #include <prom.h> | 
|  |  | 
|  | void __init plat_mem_setup(void) | 
|  | { | 
|  | add_memory_region(0x0, (memsize << 20), BOOT_MEM_RAM); | 
|  | } | 
|  |  | 
|  | const char *get_system_type(void) | 
|  | { | 
|  | unsigned int processor_id = (¤t_cpu_data)->processor_id; | 
|  |  | 
|  | switch (processor_id & PRID_REV_MASK) { | 
|  | case PRID_REV_LOONGSON1B: | 
|  | return "LOONGSON LS1B"; | 
|  | default: | 
|  | return "LOONGSON (unknown)"; | 
|  | } | 
|  | } |