[edk2-devel] [edk2-platforms][PATCH] Vlv2TbltDevicePkg/FmpDeviceLib: Implement new APIs

Eric Jin eric.jin at intel.com
Mon Aug 12 01:44:54 UTC 2019


Implement new APIs defined in FmpDeviceLib
* RegisterFmpUninstaller()
* FmpDeviceSetContext()
* FmpDeviceGetHardwareInstance()

Cc: Zailiang Sun <zailiang.sun at intel.com>
Cc: Yi Qian <yi.qian at intel.com>
Cc: Michael D Kinney <michael.d.kinney at intel.com>
Cc: Liming Gao <liming.gao at intel.com>
Signed-off-by: Eric Jin <eric.jin at intel.com>
---
 .../Library/FmpDeviceLib/FmpDeviceLib.c       | 95 ++++++++++++++++++
 .../Library/FmpDeviceLibSample/FmpDeviceLib.c | 99 ++++++++++++++++++-
 2 files changed, 192 insertions(+), 2 deletions(-)

diff --git a/Platform/Intel/Vlv2TbltDevicePkg/Feature/Capsule/Library/FmpDeviceLib/FmpDeviceLib.c b/Platform/Intel/Vlv2TbltDevicePkg/Feature/Capsule/Library/FmpDeviceLib/FmpDeviceLib.c
index 57185d8d09..d8c9036012 100644
--- a/Platform/Intel/Vlv2TbltDevicePkg/Feature/Capsule/Library/FmpDeviceLib/FmpDeviceLib.c
+++ b/Platform/Intel/Vlv2TbltDevicePkg/Feature/Capsule/Library/FmpDeviceLib/FmpDeviceLib.c
@@ -66,6 +66,73 @@ RegisterFmpInstaller (
   return EFI_UNSUPPORTED;
 }
 
+/**
+  Provide a function to uninstall the Firmware Management Protocol instance from a
+  device handle when the device is managed by a driver that follows the UEFI
+  Driver Model.  If the device is not managed by a driver that follows the UEFI
+  Driver Model, then EFI_UNSUPPORTED is returned.
+
+  @param[in] FmpUninstaller  Function that installs the Firmware Management
+                             Protocol.
+
+  @retval EFI_SUCCESS      The device is managed by a driver that follows the
+                           UEFI Driver Model.  FmpUinstaller must be called on
+                           each Driver Binding Stop().
+  @retval EFI_UNSUPPORTED  The device is not managed by a driver that follows
+                           the UEFI Driver Model.
+  @retval other            The Firmware Management Protocol for this firmware
+                           device is not installed.  The firmware device is
+                           still locked using FmpDeviceLock().
+
+**/
+EFI_STATUS
+EFIAPI
+RegisterFmpUninstaller (
+  IN FMP_DEVICE_LIB_REGISTER_FMP_UNINSTALLER  FmpUninstaller
+  )
+{
+  //
+  // This is a system firmware update that does not use Driver Binding Protocol
+  //
+  return EFI_UNSUPPORTED;
+}
+
+/**
+  Set the device context for the FmpDeviceLib services when the device is
+  managed by a driver that follows the UEFI Driver Model.  If the device is not
+  managed by a driver that follows the UEFI Driver Model, then EFI_UNSUPPORTED
+  is returned.  Once a device context is set, the FmpDeviceLib services
+  operate on the currently set device context.
+
+  @param[in]      Handle   Device handle for the FmpDeviceLib services.
+                           If Handle is NULL, then Context is freed.
+  @param[in, out] Context  Device context for the FmpDeviceLib services.
+                           If Context is NULL, then a new context is allocated
+                           for Handle and the current device context is set and
+                           returned in Context.  If Context is not NULL, then
+                           the current device context is set.
+
+  @retval EFI_SUCCESS      The device is managed by a driver that follows the
+                           UEFI Driver Model.
+  @retval EFI_UNSUPPORTED  The device is not managed by a driver that follows
+                           the UEFI Driver Model.
+  @retval other            The Firmware Management Protocol for this firmware
+                           device is not installed.  The firmware device is
+                           still locked using FmpDeviceLock().
+
+**/
+EFI_STATUS
+EFIAPI
+FmpDeviceSetContext (
+  IN EFI_HANDLE  Handle,
+  IN OUT VOID    **Context
+  )
+{
+  //
+  // This is a system firmware update that does not use Driver Binding Protocol
+  //
+  return EFI_UNSUPPORTED;
+}
 
 /**
   Returns the size, in bytes, of the firmware image currently stored in the
@@ -289,6 +356,34 @@ FmpDeviceGetVersion (
   return EFI_SUCCESS;
 }
 
+/**
+  Returns the value used to fill in the HardwareInstance field of the
+  EFI_FIRMWARE_IMAGE_DESCRIPTOR structure that is returned by the GetImageInfo()
+  service of the Firmware Management Protocol.  If EFI_SUCCESS is returned, then
+  the firmware device supports a method to report the HardwareInstance value.
+  If the value can not be reported for the firmware device, then EFI_UNSUPPORTED
+  must be returned.  EFI_DEVICE_ERROR is returned if an error occurs attempting
+  to retrieve the HardwareInstance value for the firmware device.
+
+  @param[out] HardwareInstance  The hardware instance value for the firmware
+                                device.
+
+  @retval EFI_SUCCESS       The hardware instance for the current firmware
+                            devide is returned in HardwareInstance.
+  @retval EFI_UNSUPPORTED   The firmware device does not support a method to
+                            report the hardware instance value.
+  @retval EFI_DEVICE_ERROR  An error occurred attempting to retrieve the hardware
+                            instance value.
+
+**/
+EFI_STATUS
+EFIAPI
+FmpDeviceGetHardwareInstance (
+  OUT UINT64  *HardwareInstance
+  )
+{
+  return EFI_UNSUPPORTED;
+}
 
 /**
   Retrieves a copy of the current firmware image of the device.
diff --git a/Platform/Intel/Vlv2TbltDevicePkg/Feature/Capsule/Library/FmpDeviceLibSample/FmpDeviceLib.c b/Platform/Intel/Vlv2TbltDevicePkg/Feature/Capsule/Library/FmpDeviceLibSample/FmpDeviceLib.c
index 80ce83a14b..db0f238ea5 100644
--- a/Platform/Intel/Vlv2TbltDevicePkg/Feature/Capsule/Library/FmpDeviceLibSample/FmpDeviceLib.c
+++ b/Platform/Intel/Vlv2TbltDevicePkg/Feature/Capsule/Library/FmpDeviceLibSample/FmpDeviceLib.c
@@ -1,8 +1,8 @@
 /**
 
-Copyright (c) 2016, Microsoft Corporation
+Copyright (c) 2016, Microsoft Corporation. All rights reserved.<BR>
+Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
 
-All rights reserved.
 SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
@@ -43,6 +43,73 @@ IN FMP_DEVICE_LIB_REGISTER_FMP_INSTALLER Func
   return EFI_UNSUPPORTED;
 }
 
+/**
+  Provide a function to uninstall the Firmware Management Protocol instance from a
+  device handle when the device is managed by a driver that follows the UEFI
+  Driver Model.  If the device is not managed by a driver that follows the UEFI
+  Driver Model, then EFI_UNSUPPORTED is returned.
+
+  @param[in] FmpUninstaller  Function that installs the Firmware Management
+                             Protocol.
+
+  @retval EFI_SUCCESS      The device is managed by a driver that follows the
+                           UEFI Driver Model.  FmpUinstaller must be called on
+                           each Driver Binding Stop().
+  @retval EFI_UNSUPPORTED  The device is not managed by a driver that follows
+                           the UEFI Driver Model.
+  @retval other            The Firmware Management Protocol for this firmware
+                           device is not installed.  The firmware device is
+                           still locked using FmpDeviceLock().
+
+**/
+EFI_STATUS
+EFIAPI
+RegisterFmpUninstaller (
+  IN FMP_DEVICE_LIB_REGISTER_FMP_UNINSTALLER  FmpUninstaller
+  )
+{
+  //
+  // This is a system firmware update that does not use Driver Binding Protocol
+  //
+  return EFI_UNSUPPORTED;
+}
+
+/**
+  Set the device context for the FmpDeviceLib services when the device is
+  managed by a driver that follows the UEFI Driver Model.  If the device is not
+  managed by a driver that follows the UEFI Driver Model, then EFI_UNSUPPORTED
+  is returned.  Once a device context is set, the FmpDeviceLib services
+  operate on the currently set device context.
+
+  @param[in]      Handle   Device handle for the FmpDeviceLib services.
+                           If Handle is NULL, then Context is freed.
+  @param[in, out] Context  Device context for the FmpDeviceLib services.
+                           If Context is NULL, then a new context is allocated
+                           for Handle and the current device context is set and
+                           returned in Context.  If Context is not NULL, then
+                           the current device context is set.
+
+  @retval EFI_SUCCESS      The device is managed by a driver that follows the
+                           UEFI Driver Model.
+  @retval EFI_UNSUPPORTED  The device is not managed by a driver that follows
+                           the UEFI Driver Model.
+  @retval other            The Firmware Management Protocol for this firmware
+                           device is not installed.  The firmware device is
+                           still locked using FmpDeviceLock().
+
+**/
+EFI_STATUS
+EFIAPI
+FmpDeviceSetContext (
+  IN EFI_HANDLE  Handle,
+  OUT VOID       **Context
+  )
+{
+  //
+  // This is a system firmware update that does not use Driver Binding Protocol
+  //
+  return EFI_UNSUPPORTED;
+}
 
 /**
 Used to get the size of the image in bytes.
@@ -201,6 +268,34 @@ IN OUT UINT32* Version
   return EFI_UNSUPPORTED;
 }
 
+/**
+  Returns the value used to fill in the HardwareInstance field of the
+  EFI_FIRMWARE_IMAGE_DESCRIPTOR structure that is returned by the GetImageInfo()
+  service of the Firmware Management Protocol.  If EFI_SUCCESS is returned, then
+  the firmware device supports a method to report the HardwareInstance value.
+  If the value can not be reported for the firmware device, then EFI_UNSUPPORTED
+  must be returned.  EFI_DEVICE_ERROR is returned if an error occurs attempting
+  to retrieve the HardwareInstance value for the firmware device.
+
+  @param[out] HardwareInstance  The hardware instance value for the firmware
+                                device.
+
+  @retval EFI_SUCCESS       The hardware instance for the current firmware
+                            devide is returned in HardwareInstance.
+  @retval EFI_UNSUPPORTED   The firmware device does not support a method to
+                            report the hardware instance value.
+  @retval EFI_DEVICE_ERROR  An error occurred attempting to retrieve the hardware
+                            instance value.
+
+**/
+EFI_STATUS
+EFIAPI
+FmpDeviceGetHardwareInstance (
+  OUT UINT64  *HardwareInstance
+  )
+{
+  return EFI_UNSUPPORTED;
+}
 
 /**
 Retrieves a copy of the current firmware image of the device.
-- 
2.20.1.windows.1


-=-=-=-=-=-=-=-=-=-=-=-
Groups.io Links: You receive all messages sent to this group.

View/Reply Online (#45328): https://edk2.groups.io/g/devel/message/45328
Mute This Topic: https://groups.io/mt/32836316/1813853
Group Owner: devel+owner at edk2.groups.io
Unsubscribe: https://edk2.groups.io/g/devel/unsub  [edk2-devel-archive at redhat.com]
-=-=-=-=-=-=-=-=-=-=-=-




More information about the edk2-devel-archive mailing list