1/* 2 * Copyright (C) 2007 Lemote Inc. & Insititute of Computing Technology 3 * Author: Fuxin Zhang, zhangfx@lemote.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#include <linux/module.h> 11 12#include <asm/wbflush.h> 13#include <asm/bootinfo.h> 14 15#include <loongson.h> 16 17#ifdef CONFIG_VT 18#include <linux/console.h> 19#include <linux/screen_info.h> 20#endif 21 22static void wbflush_loongson(void) 23{ 24 asm(".set\tpush\n\t" 25 ".set\tnoreorder\n\t" 26 ".set mips3\n\t" 27 "sync\n\t" 28 "nop\n\t" 29 ".set\tpop\n\t" 30 ".set mips0\n\t"); 31} 32 33void (*__wbflush)(void) = wbflush_loongson; 34EXPORT_SYMBOL(__wbflush); 35 36void __init plat_mem_setup(void) 37{ 38#ifdef CONFIG_VT 39#if defined(CONFIG_VGA_CONSOLE) 40 conswitchp = &vga_con; 41 42 screen_info = (struct screen_info) { 43 .orig_x = 0, 44 .orig_y = 25, 45 .orig_video_cols = 80, 46 .orig_video_lines = 25, 47 .orig_video_isVGA = VIDEO_TYPE_VGAC, 48 .orig_video_points = 16, 49 }; 50#elif defined(CONFIG_DUMMY_CONSOLE) 51 conswitchp = &dummy_con; 52#endif 53#endif 54} 55