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kernel/linux-rt-4.4.41/arch/mips/loongson64/common/setup.c 1.18 KB
5113f6f70   김현기   kernel add
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  /*
   * Copyright (C) 2007 Lemote Inc. & Institute of Computing Technology
   * Author: Fuxin Zhang, zhangfx@lemote.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 <linux/module.h>
  
  #include <asm/wbflush.h>
  #include <asm/bootinfo.h>
  
  #include <loongson.h>
  
  #ifdef CONFIG_VT
  #include <linux/console.h>
  #include <linux/screen_info.h>
  #endif
  
  static void wbflush_loongson(void)
  {
  	asm(".set\tpush
  \t"
  	    ".set\tnoreorder
  \t"
  	    ".set mips3
  \t"
  	    "sync
  \t"
  	    "nop
  \t"
  	    ".set\tpop
  \t"
  	    ".set mips0
  \t");
  }
  
  void (*__wbflush)(void) = wbflush_loongson;
  EXPORT_SYMBOL(__wbflush);
  
  void __init plat_mem_setup(void)
  {
  #ifdef CONFIG_VT
  #if defined(CONFIG_VGA_CONSOLE)
  	conswitchp = &vga_con;
  
  	screen_info = (struct screen_info) {
  		.orig_x			= 0,
  		.orig_y			= 25,
  		.orig_video_cols	= 80,
  		.orig_video_lines	= 25,
  		.orig_video_isVGA	= VIDEO_TYPE_VGAC,
  		.orig_video_points	= 16,
  	};
  #elif defined(CONFIG_DUMMY_CONSOLE)
  	conswitchp = &dummy_con;
  #endif
  #endif
  }