ArmPkg: Retire ArmSmcPsciResetSystemLib

This library is no longer used, and has been superseded by
ArmPsciResetSystemLib based on ArmMonitorLib. So delete it.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>

3 files changed, 0 insertions, 180 deletions

diff --git a/ArmPkg/ArmPkg.dsc b/ArmPkg/ArmPkg.dsc
index 09037c5..910e858 100644
--- a/ArmPkg/ArmPkg.dsc
+++ b/ArmPkg/ArmPkg.dsc
@@ -150,7 +150,6 @@
   ArmPkg/Library/ArmLib/ArmBaseLib.inf

   ArmPkg/Library/ArmMtlNullLib/ArmMtlNullLib.inf

   ArmPkg/Library/ArmSoftFloatLib/ArmSoftFloatLib.inf

-  ArmPkg/Library/ArmSmcPsciResetSystemLib/ArmSmcPsciResetSystemLib.inf

   ArmPkg/Library/PeiServicesTablePointerLib/PeiServicesTablePointerLib.inf

   ArmPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf

   ArmPkg/Library/LinuxBootBootManagerLib/LinuxBootBootManagerLib.inf

diff --git a/ArmPkg/Library/ArmSmcPsciResetSystemLib/ArmSmcPsciResetSystemLib.c b/ArmPkg/Library/ArmSmcPsciResetSystemLib/ArmSmcPsciResetSystemLib.c
deleted file mode 100644
index dc7b9fd..0000000
--- a/ArmPkg/Library/ArmSmcPsciResetSystemLib/ArmSmcPsciResetSystemLib.c
+++ /dev/null
@@ -1,150 +0,0 @@
-/** @file

-  ResetSystemLib implementation using PSCI calls

-

-  Copyright (c) 2017 - 2018, Linaro Ltd. All rights reserved.<BR>

-  Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>

-  Copyright (c) 2022, Arm Limited. All rights reserved.<BR>

-

-  SPDX-License-Identifier: BSD-2-Clause-Patent

-

-**/

-

-#include <PiDxe.h>

-

-#include <Library/ArmSmcLib.h>

-#include <Library/BaseLib.h>

-#include <Library/DebugLib.h>

-#include <Library/ResetSystemLib.h>

-

-#include <IndustryStandard/ArmStdSmc.h>

-

-/**

-  This function causes a system-wide reset (cold reset), in which

-  all circuitry within the system returns to its initial state. This type of reset

-  is asynchronous to system operation and operates without regard to

-  cycle boundaries.

-

-  If this function returns, it means that the system does not support cold reset.

-**/

-VOID

-EFIAPI

-ResetCold (

-  VOID

-  )

-{

-  // Send a PSCI 0.2 SYSTEM_RESET command

-  ArmCallSmc0 (ARM_SMC_ID_PSCI_SYSTEM_RESET, NULL, NULL, NULL);

-}

-

-/**

-  This function causes a system-wide initialization (warm reset), in which all processors

-  are set to their initial state. Pending cycles are not corrupted.

-

-  If this function returns, it means that the system does not support warm reset.

-**/

-VOID

-EFIAPI

-ResetWarm (

-  VOID

-  )

-{

-  UINTN  Arg1;

-  UINTN  Ret;

-

-  Arg1 = ARM_SMC_ID_PSCI_SYSTEM_RESET2_AARCH64;

-

-  // Is SYSTEM_RESET2 supported?

-  Ret = ArmCallSmc0 (ARM_SMC_ID_PSCI_FEATURES, &Arg1, NULL, NULL);

-  if (Ret == ARM_SMC_PSCI_RET_SUCCESS) {

-    // Send PSCI SYSTEM_RESET2 command

-    ArmCallSmc0 (Arg1, NULL, NULL, NULL);

-  } else {

-    // Map a warm reset into a cold reset

-    DEBUG ((

-      DEBUG_INFO,

-      "Warm reboot not supported by platform, issuing cold reboot\n"

-      ));

-    ResetCold ();

-  }

-}

-

-/**

-  This function causes the system to enter a power state equivalent

-  to the ACPI G2/S5 or G3 states.

-

-  If this function returns, it means that the system does not support shutdown reset.

-**/

-VOID

-EFIAPI

-ResetShutdown (

-  VOID

-  )

-{

-  // Send a PSCI 0.2 SYSTEM_OFF command

-  ArmCallSmc0 (ARM_SMC_ID_PSCI_SYSTEM_OFF, NULL, NULL, NULL);

-}

-

-/**

-  This function causes a systemwide reset. The exact type of the reset is

-  defined by the EFI_GUID that follows the Null-terminated Unicode string passed

-  into ResetData. If the platform does not recognize the EFI_GUID in ResetData

-  the platform must pick a supported reset type to perform.The platform may

-  optionally log the parameters from any non-normal reset that occurs.

-

-  @param[in]  DataSize   The size, in bytes, of ResetData.

-  @param[in]  ResetData  The data buffer starts with a Null-terminated string,

-                         followed by the EFI_GUID.

-**/

-VOID

-EFIAPI

-ResetPlatformSpecific (

-  IN UINTN  DataSize,

-  IN VOID   *ResetData

-  )

-{

-  // Map the platform specific reset as reboot

-  ResetCold ();

-}

-

-/**

-  The ResetSystem function resets the entire platform.

-

-  @param[in] ResetType      The type of reset to perform.

-  @param[in] ResetStatus    The status code for the reset.

-  @param[in] DataSize       The size, in bytes, of ResetData.

-  @param[in] ResetData      For a ResetType of EfiResetCold, EfiResetWarm, or EfiResetShutdown

-                            the data buffer starts with a Null-terminated string, optionally

-                            followed by additional binary data. The string is a description

-                            that the caller may use to further indicate the reason for the

-                            system reset.

-**/

-VOID

-EFIAPI

-ResetSystem (

-  IN EFI_RESET_TYPE  ResetType,

-  IN EFI_STATUS      ResetStatus,

-  IN UINTN           DataSize,

-  IN VOID            *ResetData OPTIONAL

-  )

-{

-  switch (ResetType) {

-    case EfiResetWarm:

-      ResetWarm ();

-      break;

-

-    case EfiResetCold:

-      ResetCold ();

-      break;

-

-    case EfiResetShutdown:

-      ResetShutdown ();

-      return;

-

-    case EfiResetPlatformSpecific:

-      ResetPlatformSpecific (DataSize, ResetData);

-      return;

-

-    default:

-      return;

-  }

-}

diff --git a/ArmPkg/Library/ArmSmcPsciResetSystemLib/ArmSmcPsciResetSystemLib.inf b/ArmPkg/Library/ArmSmcPsciResetSystemLib/ArmSmcPsciResetSystemLib.inf
deleted file mode 100644
index c17b28c..0000000
--- a/ArmPkg/Library/ArmSmcPsciResetSystemLib/ArmSmcPsciResetSystemLib.inf
+++ /dev/null
@@ -1,29 +0,0 @@
-#/** @file

-#  ResetSystemLib implementation using PSCI calls

-#

-#  Copyright (c) 2017, Linaro Ltd. All rights reserved.<BR>

-#

-#  SPDX-License-Identifier: BSD-2-Clause-Patent

-#

-#**/

-

-[Defines]

-  INF_VERSION                    = 0x00010019

-  BASE_NAME                      = ArmSmcPsciResetSystemLib

-  FILE_GUID                      = 18B12C83-7718-4D83-ADA4-87F2FE698DD4

-  MODULE_TYPE                    = BASE

-  VERSION_STRING                 = 1.0

-  LIBRARY_CLASS                  = ResetSystemLib

-

-[Sources]

-  ArmSmcPsciResetSystemLib.c

-

-[Packages]

-  ArmPkg/ArmPkg.dec

-  MdeModulePkg/MdeModulePkg.dec

-  MdePkg/MdePkg.dec

-

-[LibraryClasses]

-  ArmSmcLib

-  BaseLib

-  DebugLib