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 #include <asm/smp-ops.h> 13 14 #include <loongson.h> 15 16 /* Loongson CPU address windows config space base address */ 17 unsigned long __maybe_unused _loongson_addrwincfg_base; 18 prom_init(void)19void __init prom_init(void) 20 { 21 #ifdef CONFIG_CPU_SUPPORTS_ADDRWINCFG 22 _loongson_addrwincfg_base = (unsigned long) 23 ioremap(LOONGSON_ADDRWINCFG_BASE, LOONGSON_ADDRWINCFG_SIZE); 24 #endif 25 26 prom_init_cmdline(); 27 prom_init_env(); 28 29 /* init base address of io space */ 30 set_io_port_base((unsigned long) 31 ioremap(LOONGSON_PCIIO_BASE, LOONGSON_PCIIO_SIZE)); 32 33 #ifdef CONFIG_NUMA 34 prom_init_numa_memory(); 35 #else 36 prom_init_memory(); 37 #endif 38 39 /*init the uart base address */ 40 prom_init_uart_base(); 41 register_smp_ops(&loongson3_smp_ops); 42 } 43 prom_free_prom_memory(void)44void __init prom_free_prom_memory(void) 45 { 46 } 47