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Diffstat (limited to 'Include/Protocol/Speaker.h')
| -rw-r--r-- | Include/Protocol/Speaker.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/Include/Protocol/Speaker.h b/Include/Protocol/Speaker.h new file mode 100644 index 0000000..938f575 --- /dev/null +++ b/Include/Protocol/Speaker.h @@ -0,0 +1,84 @@ +/*++
+
+ Copyright (c) 2004 - 2014, 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.
+
+
+
+
+Module Name:
+
+ Speaker.h
+
+Abstract:
+
+ EFI Speaker Interface Protocol
+
+Revision History
+
+**/
+
+#ifndef _EFI_SPEAKER_H
+#define _EFI_SPEAKER_H
+
+#include <Uefi.h>
+#include <ProcessorBind.h>
+#include <Base.h>
+
+//
+// Global Id for Speaker Interface
+//
+#define EFI_SPEAKER_INTERFACE_PROTOCOL_GUID \
+ { \
+ 0x400b4476, 0x3081, 0x11d6, 0x87, 0xed, 0x00, 0x06, 0x29, 0x45, 0xc3, 0xb9 \
+ }
+
+typedef struct _EFI_SPEAKER_IF_PROTOCOL EFI_SPEAKER_IF_PROTOCOL;
+
+//
+// Beep Code
+//
+typedef
+EFI_STATUS
+(EFIAPI *EFI_GENERATE_BEEP) (
+ IN EFI_SPEAKER_IF_PROTOCOL * This,
+ IN UINTN NumberOfBeep,
+ IN UINTN BeepDuration,
+ IN UINTN TimeInterval
+ );
+
+//
+// Set Frequency
+//
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SPEAKER_SET_FREQUENCY) (
+ IN EFI_SPEAKER_IF_PROTOCOL * This,
+ IN UINT16 Frequency
+ );
+
+//
+// Protocol definition
+//
+struct _EFI_SPEAKER_IF_PROTOCOL {
+ EFI_SPEAKER_SET_FREQUENCY SetSpeakerToneFrequency;
+ EFI_GENERATE_BEEP GenerateBeep;
+} ;
+
+extern EFI_GUID gEfiSpeakerInterfaceProtocolGuid;
+#endif
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