arch/mips/fw/arc/misc.c

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Miscellaneous ARCS PROM routines.
   7  *
   8  * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
   9  * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org)
  10  * Copyright (C) 1999 Silicon Graphics, Inc.
  11  */
  12 #include <linux/init.h>
  13 #include <linux/kernel.h>
  14
  15 #include <asm/bcache.h>
  16
  17 #include <asm/fw/arc/types.h>
  18 #include <asm/sgialib.h>
  19 #include <asm/bootinfo.h>
  20 #include <asm/system.h>
  21
  22 VOID
  23 ArcHalt(VOID)
  24 {
  25         bc_disable();
  26         local_irq_disable();
  27         ARC_CALL0(halt);
  28 never:  goto never;
  29 }
  30
  31 VOID
  32 ArcPowerDown(VOID)
  33 {
  34         bc_disable();
  35         local_irq_disable();
  36         ARC_CALL0(pdown);
  37 never:  goto never;
  38 }
  39
  40 /* XXX is this a soft reset basically? XXX */
  41 VOID
  42 ArcRestart(VOID)
  43 {
  44         bc_disable();
  45         local_irq_disable();
  46         ARC_CALL0(restart);
  47 never:  goto never;
  48 }
  49
  50 VOID
  51 ArcReboot(VOID)
  52 {
  53         bc_disable();
  54         local_irq_disable();
  55         ARC_CALL0(reboot);
  56 never:  goto never;
  57 }
  58
  59 VOID
  60 ArcEnterInteractiveMode(VOID)
  61 {
  62         bc_disable();
  63         local_irq_disable();
  64         ARC_CALL0(imode);
  65 never:  goto never;
  66 }
  67
  68 LONG
  69 ArcSaveConfiguration(VOID)
  70 {
  71         return ARC_CALL0(cfg_save);
  72 }
  73
  74 struct linux_sysid *
  75 ArcGetSystemId(VOID)
  76 {
  77         return (struct linux_sysid *) ARC_CALL0(get_sysid);
  78 }
  79
  80 VOID __init
  81 ArcFlushAllCaches(VOID)
  82 {
  83         ARC_CALL0(cache_flush);
  84 }
  85
  86 DISPLAY_STATUS * __init ArcGetDisplayStatus(ULONG FileID)
  87 {
  88         return (DISPLAY_STATUS *) ARC_CALL1(GetDisplayStatus, FileID);
  89 }