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| author | yshang1 <yshang1@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-06-19 10:12:02 +0000 |
|---|---|---|
| committer | yshang1 <yshang1@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-06-19 10:12:02 +0000 |
| commit | d1f950002362305fcd4c30f108ef7b76679f5843 (patch) | |
| tree | 7cf4fd91cedb0adf0cb570c5ae95b774a916630a /MdePkg/Include/Protocol/PlatformDriverOverride.h | |
| parent | 00edb2182b6203a037219c29317ab6362c78b422 (diff) | |
| download | edk2-platforms-d1f950002362305fcd4c30f108ef7b76679f5843.tar.xz | |
Checked in the Protocols introduced in UEFI/PI.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2674 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Include/Protocol/PlatformDriverOverride.h')
| -rw-r--r-- | MdePkg/Include/Protocol/PlatformDriverOverride.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/MdePkg/Include/Protocol/PlatformDriverOverride.h b/MdePkg/Include/Protocol/PlatformDriverOverride.h new file mode 100644 index 0000000000..1015c50d3e --- /dev/null +++ b/MdePkg/Include/Protocol/PlatformDriverOverride.h @@ -0,0 +1,135 @@ +/** @file
+ Platform Driver Override protocol as defined in the EFI 1.1 specification.
+
+ Copyright (c) 2006, Intel Corporation
+ All rights reserved. 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.
+
+ Module Name: PlatformDriverOverride.h
+
+**/
+
+#ifndef __EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL_H__
+#define __EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL_H__
+
+//
+// Global ID for the Platform Driver Override Protocol
+//
+#define EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL_GUID \
+ { \
+ 0x6b30c738, 0xa391, 0x11d4, {0x9a, 0x3b, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d } \
+ }
+
+typedef struct _EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL;
+
+//
+// Prototypes for the Platform Driver Override Protocol
+//
+
+/**
+ Retrieves the image handle of the platform override driver for a controller in the system.
+
+ @param This A pointer to the EFI_PLATFORM_DRIVER_OVERRIDE_
+ PROTOCOL instance.
+ @param ControllerHandle The device handle of the controller to check if a driver override
+ exists.
+ @param DriverImageHandle On input, a pointer to the previous driver image handle returned
+ by GetDriver(). On output, a pointer to the next driver
+ image handle.
+
+ @retval EFI_SUCCESS The driver override for ControllerHandle was returned in
+ DriverImageHandle.
+ @retval EFI_NOT_FOUND A driver override for ControllerHandle was not found.
+ @retval EFI_INVALID_PARAMETER The handle specified by ControllerHandle is not a valid handle.
+ @retval EFI_INVALID_PARAMETER DriverImageHandle is not a handle that was returned on a
+ previous call to GetDriver().
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_PLATFORM_DRIVER_OVERRIDE_GET_DRIVER) (
+ IN EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN OUT EFI_HANDLE *DriverImageHandle
+ );
+
+/**
+ Retrieves the device path of the platform override driver for a controller in the system.
+
+ @param This A pointer to the EFI_PLATFORM_DRIVER_OVERRIDE_
+ PROTOCOL instance.
+ @param ControllerHandle The device handle of the controller to check if a driver override
+ exists.
+ @param DriverImageHandle On input, a pointer to the previous driver image handle returned
+ by GetDriverPath(). On output, a pointer to the next driver
+ device path.
+
+ @retval EFI_SUCCESS The driver override for ControllerHandle was returned in
+ DriverImageHandle.
+ @retval EFI_UNSUPPORTED The operation is not supported.
+ @retval EFI_NOT_FOUND A driver override for ControllerHandle was not found.
+ @retval EFI_INVALID_PARAMETER The handle specified by ControllerHandle is not a valid handle.
+ @retval EFI_INVALID_PARAMETER DriverImagePath is not a device path that was returned on a
+ previous call to GetDriverPath().
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_PLATFORM_DRIVER_OVERRIDE_GET_DRIVER_PATH) (
+ IN EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN OUT EFI_DEVICE_PATH_PROTOCOL **DriverImagePath
+ );
+
+/**
+ Used to associate a driver image handle with a device path that was returned on a prior call to the
+ GetDriverPath() service. This driver image handle will then be available through the
+ GetDriver() service.
+
+ @param This A pointer to the EFI_PLATFORM_DRIVER_OVERRIDE_
+ PROTOCOL instance.
+ @param ControllerHandle The device handle of the controller.
+ @param DriverImagePath A pointer to the driver device path that was returned in a prior
+ call to GetDriverPath().
+ @param DriverImageHandle The driver image handle that was returned by LoadImage()
+ when the driver specified by DriverImagePath was loaded
+ into memory.
+
+ @retval EFI_SUCCESS The association between DriverImagePath and
+ DriverImageHandle was established for the controller specified
+ by ControllerHandle.
+ @retval EFI_UNSUPPORTED The operation is not supported.
+ @retval EFI_NOT_FOUND DriverImagePath is not a device path that was returned on a prior
+ call to GetDriverPath() for the controller specified by
+ ControllerHandle.
+ @retval EFI_INVALID_PARAMETER ControllerHandle is not a valid device handle.
+ @retval EFI_INVALID_PARAMETER DriverImagePath is not a valid device path.
+ @retval EFI_INVALID_PARAMETER DriverImageHandle is not a valid image handle.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_PLATFORM_DRIVER_OVERRIDE_DRIVER_LOADED) (
+ IN EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *DriverImagePath,
+ IN EFI_HANDLE DriverImageHandle
+ );
+
+//
+// Interface structure for the Platform Driver Override Protocol
+//
+struct _EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL {
+ EFI_PLATFORM_DRIVER_OVERRIDE_GET_DRIVER GetDriver;
+ EFI_PLATFORM_DRIVER_OVERRIDE_GET_DRIVER_PATH GetDriverPath;
+ EFI_PLATFORM_DRIVER_OVERRIDE_DRIVER_LOADED DriverLoaded;
+};
+
+extern EFI_GUID gEfiPlatformDriverOverrideProtocolGuid;
+
+#endif
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