diff options
Diffstat (limited to 'ArmPlatformPkg/ArmVExpressPkg/Library/ResetSystemLib/ResetSystemLib.c')
-rw-r--r-- | ArmPlatformPkg/ArmVExpressPkg/Library/ResetSystemLib/ResetSystemLib.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/ArmPlatformPkg/ArmVExpressPkg/Library/ResetSystemLib/ResetSystemLib.c b/ArmPlatformPkg/ArmVExpressPkg/Library/ResetSystemLib/ResetSystemLib.c new file mode 100644 index 0000000000..88d075aed7 --- /dev/null +++ b/ArmPlatformPkg/ArmVExpressPkg/Library/ResetSystemLib/ResetSystemLib.c @@ -0,0 +1,84 @@ +/** @file + Template library implementation to support ResetSystem Runtime call. + + Fill in the templates with what ever makes you system reset. + + + Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR> + + This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#include <PiDxe.h> + +#include <Library/BaseLib.h> +#include <Library/PcdLib.h> +#include <Library/DebugLib.h> +#include <Library/EfiResetSystemLib.h> + +#include <ArmPlatform.h> + +/** + Resets the entire platform. + + @param ResetType The type of reset to perform. + @param ResetStatus The status code for the reset. + @param DataSize The size, in bytes, of WatchdogData. + @param ResetData For a ResetType of EfiResetCold, EfiResetWarm, or + EfiResetShutdown the data buffer starts with a Null-terminated + Unicode string, optionally followed by additional binary data. + +**/ +EFI_STATUS +EFIAPI +LibResetSystem ( + IN EFI_RESET_TYPE ResetType, + IN EFI_STATUS ResetStatus, + IN UINTN DataSize, + IN CHAR16 *ResetData OPTIONAL + ) +{ + if (ResetData != NULL) { + DEBUG ((EFI_D_ERROR, "%s", ResetData)); + } + + switch (ResetType) { + case EfiResetWarm: + // Map a warm reset into a cold reset + case EfiResetCold: + case EfiResetShutdown: + default: + CpuDeadLoop (); + break; + } + + // If the reset didn't work, return an error. + ASSERT (FALSE); + return EFI_DEVICE_ERROR; +} + +/** + Initialize any infrastructure required for LibResetSystem () to function. + + @param ImageHandle The firmware allocated handle for the EFI image. + @param SystemTable A pointer to the EFI System Table. + + @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS. + +**/ +EFI_STATUS +EFIAPI +LibInitializeResetSystem ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + return EFI_SUCCESS; +} |