UnixPkg/ResetRuntimeDxe/Reset.c

   1 /*++
   2
   3 Copyright (c) 2004 - 2008, Intel Corporation
   4 All rights reserved. This program and the accompanying materials
   5 are licensed and made available under the terms and conditions of the BSD License
   6 which accompanies this distribution.  The full text of the license may be found at
   7 http://opensource.org/licenses/bsd-license.php
   8
   9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12 Module Name:
  13
  14  Reset.c
  15
  16 Abstract:
  17
  18   Reset Architectural Protocol as defined in Tiano under UNIX Emulation
  19
  20 --*/
  21
  22 #include "PiDxe.h"
  23 #include "UnixDxe.h"
  24 #include <Protocol/Reset.h>
  25
  26 #include <Library/BaseLib.h>
  27 #include <Library/DebugLib.h>
  28 #include <Library/UefiLib.h>
  29 #include <Library/UefiDriverEntryPoint.h>
  30 #include <Library/UnixLib.h>
  31 #include <Library/MemoryAllocationLib.h>
  32 #include <Library/UefiBootServicesTableLib.h>
  33
  34 EFI_STATUS
  35 EFIAPI
  36 InitializeUnixReset (
  37   IN EFI_HANDLE        ImageHandle,
  38   IN EFI_SYSTEM_TABLE  *SystemTable
  39   );
  40
  41 STATIC
  42 VOID
  43 EFIAPI
  44 UnixResetSystem (
  45   IN EFI_RESET_TYPE   ResetType,
  46   IN EFI_STATUS       ResetStatus,
  47   IN UINTN            DataSize,
  48   IN CHAR16           *ResetData OPTIONAL
  49   );
  50
  51 EFI_STATUS
  52 EFIAPI
  53 InitializeUnixReset (
  54   IN EFI_HANDLE        ImageHandle,
  55   IN EFI_SYSTEM_TABLE  *SystemTable
  56   )
  57 /*++
  58
  59 Routine Description:
  60
  61
  62 Arguments:
  63
  64   ImageHandle of the loaded driver
  65   Pointer to the System Table
  66
  67 Returns:
  68
  69   Status
  70 --*/
  71 // TODO:    SystemTable - add argument and description to function comment
  72 {
  73   EFI_STATUS  Status;
  74   EFI_HANDLE  Handle;
  75
  76   SystemTable->RuntimeServices->ResetSystem = UnixResetSystem;
  77
  78   Handle = NULL;
  79   Status = gBS->InstallMultipleProtocolInterfaces (
  80                   &Handle,
  81                   &gEfiResetArchProtocolGuid,
  82                   NULL,
  83                   NULL
  84                   );
  85   ASSERT_EFI_ERROR (Status);
  86
  87   return Status;
  88 }
  89
  90 STATIC
  91 VOID
  92 EFIAPI
  93 UnixResetSystem (
  94   IN EFI_RESET_TYPE   ResetType,
  95   IN EFI_STATUS       ResetStatus,
  96   IN UINTN            DataSize,
  97   IN CHAR16           *ResetData OPTIONAL
  98   )
  99 /*++
 100
 101 Routine Description:
 102
 103   TODO: Add function description
 104
 105 Arguments:
 106
 107   ResetType   - TODO: add argument description
 108   ResetStatus - TODO: add argument description
 109   DataSize    - TODO: add argument description
 110   ResetData   - TODO: add argument description
 111
 112 Returns:
 113
 114   EFI_SUCCESS - TODO: Add description for return value
 115
 116 --*/
 117 {
 118   //
 119   // BUGBUG Need to kill all console windows later
 120   //
 121   //
 122   // Discard ResetType, always return 0 as exit code
 123   //
 124   gUnix->Exit (0);
 125
 126   //
 127   // Should never go here
 128   //
 129   while (1)
 130     ;
 131 }