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author | bbahnsen <bbahnsen@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-04-21 22:54:32 +0000 |
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committer | bbahnsen <bbahnsen@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-04-21 22:54:32 +0000 |
commit | 878ddf1fc3540a715f63594ed22b6929e881afb4 (patch) | |
tree | c56c44dac138137b510e1fba7c3efe5e4d84bea2 /MdePkg/Include/Protocol/EdidOverride.h | |
download | edk2-platforms-878ddf1fc3540a715f63594ed22b6929e881afb4.tar.xz |
Initial import.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Include/Protocol/EdidOverride.h')
-rw-r--r-- | MdePkg/Include/Protocol/EdidOverride.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/MdePkg/Include/Protocol/EdidOverride.h b/MdePkg/Include/Protocol/EdidOverride.h new file mode 100644 index 0000000000..3f4c5762e7 --- /dev/null +++ b/MdePkg/Include/Protocol/EdidOverride.h @@ -0,0 +1,66 @@ +/** @file
+ EDID Override Protocol from the UEFI 2.0 specification.
+
+ Allow platform to provide EDID information to producer of the Graphics Output
+ protocol.
+
+ 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: EdidOverride.h
+
+**/
+
+#ifndef __EDID_OVERRIDE_H__
+#define __EDID_OVERRIDE_H__
+
+#define EFI_EDID_OVERRIDE_PROTOCOL_GUID \
+ { \
+ 0x48ecb431, 0xfb72, 0x45c0, {0xa9, 0x22, 0xf4, 0x58, 0xfe, 0x4, 0xb, 0xd5 } \
+ }
+
+typedef struct _EFI_EDID_OVERRIDE_PROTOCOL EFI_EDID_OVERRIDE_PROTOCOL;
+
+#define EFI_EDID_OVERRIDE_DONT_OVERRIDE 0x01
+#define EFI_EDID_OVERRIDE_ENABLE_HOT_PLUG 0x02
+
+/**
+ Return the current video mode information.
+
+ @param This Protocol instance pointer.
+ @param ChildHandle A child handle produced by the Graphics Output EFI
+ driver that represents a video output device.
+ @param Attributes The attributes associated with ChildHandle video output device.
+ @param EdidSize A pointer to the size, in bytes, of the Edid buffer.
+ @param Edid A pointer to callee allocated buffer that contains the EDID that
+ should be used for ChildHandle. A value of NULL
+ represents no EDID override for ChildHandle.
+
+ @retval EFI_SUCCESS Valid overrides returned for ChildHandle.
+ @retval EFI_UNSUPPORTED ChildHandle has no overrides.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_EDID_OVERRIDE_PROTOCOL_GET_EDID) (
+ IN EFI_EDID_OVERRIDE_PROTOCOL *This,
+ IN EFI_HANDLE *ChildHandle,
+ OUT UINT32 *Attributes,
+ IN OUT UINTN *EdidSize,
+ IN OUT UINT8 **Edid
+ )
+;
+
+struct _EFI_EDID_OVERRIDE_PROTOCOL {
+ EFI_EDID_OVERRIDE_PROTOCOL_GET_EDID GetEdid;
+};
+
+extern EFI_GUID gEfiEdidOverrideProtocolGuid;
+
+#endif
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