Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ruiyu Ni <ruiyu...@intel.com> Cc: Liming Gao <liming....@intel.com> --- MdePkg/Include/Protocol/ResetNotification.h | 86 +++++++++++++++++++++++++++++ MdePkg/MdePkg.dec | 3 + 2 files changed, 89 insertions(+) create mode 100644 MdePkg/Include/Protocol/ResetNotification.h
diff --git a/MdePkg/Include/Protocol/ResetNotification.h b/MdePkg/Include/Protocol/ResetNotification.h new file mode 100644 index 0000000000..ade0eee34a --- /dev/null +++ b/MdePkg/Include/Protocol/ResetNotification.h @@ -0,0 +1,86 @@ +/** @file + EFI Reset Notification Protocol as defined in UEFI 2.7. + This protocol provides services to register for a notification when ResetSystem is called. + + Copyright (c) 2017, Intel Corporation. All rights reserved.<BR> + This program and the accompanying materials are licensed and made available under + the terms and conditions of the BSD License that 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. + + @par Revision Reference: + This Protocol is introduced in UEFI Specification 2.7 + +**/ + +#ifndef __EFI_RESET_NOTIFICATION_H__ +#define __EFI_RESET_NOTIFICATION_H__ + +#define EFI_RESET_NOTIFICATION_PROTOCOL_GUID \ + { 0x9da34ae0, 0xeaf9, 0x4bbf, { 0x8e, 0xc3, 0xfd, 0x60, 0x22, 0x6c, 0x44, 0xbe } } + +typedef struct _EFI_RESET_NOTIFICATION_PROTOCOL EFI_RESET_NOTIFICATION_PROTOCOL; + +/** + Register a notification function to be called when ResetSystem() is called. + + The RegisterResetNotify() function registers a notification function that is called when + ResetSystem()is called and prior to completing the reset of the platform. + The registered functions must not perform a platform reset themselves. These + notifications are intended only for the notification of components which may need some + special-purpose maintenance prior to the platform resetting. + The list of registered reset notification functions are processed if ResetSystem()is called + before ExitBootServices(). The list of registered reset notification functions is ignored if + ResetSystem()is called after ExitBootServices(). + + @param[in] This A pointer to the EFI_RESET_NOTIFICATION_PROTOCOL instance. + @param[in] ResetFunction Points to the function to be called when a ResetSystem() is executed. + + @retval EFI_SUCCESS The reset notification function was successfully registered. + @retval EFI_INVALID_PARAMETER ResetFunction is NULL. + @retval EFI_OUT_OF_RESOURCES There are not enough resources available to register the reset notification function. + @retval EFI_ALREADY_STARTED The reset notification function specified by ResetFunction has already been registered. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_REGISTER_RESET_NOTIFY) ( + IN EFI_RESET_NOTIFICATION_PROTOCOL *This, + IN EFI_RESET_SYSTEM ResetFunction +); + +/** + Unregister a notification function. + + The UnregisterResetNotify() function removes the previously registered + notification using RegisterResetNotify(). + + @param[in] This A pointer to the EFI_RESET_NOTIFICATION_PROTOCOL instance. + @param[in] ResetFunction The pointer to the ResetFunction being unregistered. + + @retval EFI_SUCCESS The reset notification function was unregistered. + @retval EFI_INVALID_PARAMETER ResetFunction is NULL. + @retval EFI_INVALID_PARAMETER The reset notification function specified by ResetFunction was not previously + registered using RegisterResetNotify(). + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_UNREGISTER_RESET_NOTIFY) ( + IN EFI_RESET_NOTIFICATION_PROTOCOL *This, + IN EFI_RESET_SYSTEM ResetFunction +); + +typedef struct _EFI_RESET_NOTIFICATION_PROTOCOL { + EFI_REGISTER_RESET_NOTIFY RegisterResetNotify; + EFI_UNREGISTER_RESET_NOTIFY UnRegisterResetNotify; +} EFI_RESET_NOTIFICATION_PROTOCOL; + + +extern EFI_GUID gEfiResetNotificationProtocolGuid; + +#endif + diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec index 4abbbd8888..2bdfebf36f 100644 --- a/MdePkg/MdePkg.dec +++ b/MdePkg/MdePkg.dec @@ -1669,6 +1669,9 @@ [Protocols] ## Include/Protocol/HttpBootCallback.h gEfiHttpBootCallbackProtocolGuid = {0xba23b311, 0x343d, 0x11e6, {0x91, 0x85, 0x58, 0x20, 0xb1, 0xd6, 0x52, 0x99}} + ## Include/Protocol/ResetNotification.h + gEfiResetNotificationProtocolGuid = { 0x9da34ae0, 0xeaf9, 0x4bbf, { 0x8e, 0xc3, 0xfd, 0x60, 0x22, 0x6c, 0x44, 0xbe } } + # # Protocols defined in Shell2.0 # -- 2.12.2.windows.2 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel
