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kernel/linux-rt-4.4.41/arch/mips/fw/arc/misc.c 1.53 KB
5113f6f70   김현기   kernel add
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  /*
   * This file is subject to the terms and conditions of the GNU General Public
   * License.  See the file "COPYING" in the main directory of this archive
   * for more details.
   *
   * Miscellaneous ARCS PROM routines.
   *
   * Copyright (C) 1996 David S. Miller (davem@davemloft.net)
   * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org)
   * Copyright (C) 1999 Silicon Graphics, Inc.
   */
  #include <linux/compiler.h>
  #include <linux/init.h>
  #include <linux/kernel.h>
  #include <linux/irqflags.h>
  
  #include <asm/bcache.h>
  
  #include <asm/fw/arc/types.h>
  #include <asm/sgialib.h>
  #include <asm/bootinfo.h>
  
  VOID __noreturn
  ArcHalt(VOID)
  {
  	bc_disable();
  	local_irq_disable();
  	ARC_CALL0(halt);
  
  	unreachable();
  }
  
  VOID __noreturn
  ArcPowerDown(VOID)
  {
  	bc_disable();
  	local_irq_disable();
  	ARC_CALL0(pdown);
  
  	unreachable();
  }
  
  /* XXX is this a soft reset basically? XXX */
  VOID __noreturn
  ArcRestart(VOID)
  {
  	bc_disable();
  	local_irq_disable();
  	ARC_CALL0(restart);
  
  	unreachable();
  }
  
  VOID __noreturn
  ArcReboot(VOID)
  {
  	bc_disable();
  	local_irq_disable();
  	ARC_CALL0(reboot);
  
  	unreachable();
  }
  
  VOID __noreturn
  ArcEnterInteractiveMode(VOID)
  {
  	bc_disable();
  	local_irq_disable();
  	ARC_CALL0(imode);
  
  	unreachable();
  }
  
  LONG
  ArcSaveConfiguration(VOID)
  {
  	return ARC_CALL0(cfg_save);
  }
  
  struct linux_sysid *
  ArcGetSystemId(VOID)
  {
  	return (struct linux_sysid *) ARC_CALL0(get_sysid);
  }
  
  VOID __init
  ArcFlushAllCaches(VOID)
  {
  	ARC_CALL0(cache_flush);
  }
  
  DISPLAY_STATUS * __init ArcGetDisplayStatus(ULONG FileID)
  {
  	return (DISPLAY_STATUS *) ARC_CALL1(GetDisplayStatus, FileID);
  }