1 /*
2  * Copyright (C) 2009 Lemote Inc.
3  * Author: Wu Zhangjin, wuzhangjin@gmail.com
4  *
5  * This program is free software; you can redistribute  it and/or modify it
6  * under  the terms of  the GNU General  Public License as published by the
7  * Free Software Foundation;  either version 2 of the  License, or (at your
8  * option) any later version.
9  */
10 
11 #include <linux/bootmem.h>
12 
13 #include <loongson.h>
14 
15 /* Loongson CPU address windows config space base address */
16 unsigned long __maybe_unused _loongson_addrwincfg_base;
17 
prom_init(void)18 void __init prom_init(void)
19 {
20 	/* init base address of io space */
21 	set_io_port_base((unsigned long)
22 		ioremap(LOONGSON_PCIIO_BASE, LOONGSON_PCIIO_SIZE));
23 
24 #ifdef CONFIG_CPU_SUPPORTS_ADDRWINCFG
25 	_loongson_addrwincfg_base = (unsigned long)
26 		ioremap(LOONGSON_ADDRWINCFG_BASE, LOONGSON_ADDRWINCFG_SIZE);
27 #endif
28 
29 	prom_init_cmdline();
30 	prom_init_env();
31 	prom_init_memory();
32 
33 	/*init the uart base address */
34 	prom_init_uart_base();
35 }
36 
prom_free_prom_memory(void)37 void __init prom_free_prom_memory(void)
38 {
39 }
40