124 lines
3.6 KiB
C
124 lines
3.6 KiB
C
/** @file
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NHLT structure definitions.
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@copyright
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INTEL CONFIDENTIAL
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Copyright 2020 Intel Corporation.
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The source code contained or described herein and all documents related to the
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source code ("Material") are owned by Intel Corporation or its suppliers or
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licensors. Title to the Material remains with Intel Corporation or its suppliers
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and licensors. The Material may contain trade secrets and proprietary and
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confidential information of Intel Corporation and its suppliers and licensors,
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and is protected by worldwide copyright and trade secret laws and treaty
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provisions. No part of the Material may be used, copied, reproduced, modified,
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published, uploaded, posted, transmitted, distributed, or disclosed in any way
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without Intel's prior express written permission.
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No license under any patent, copyright, trade secret or other intellectual
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property right is granted to or conferred upon you by disclosure or delivery
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of the Materials, either expressly, by implication, inducement, estoppel or
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otherwise. Any license under such intellectual property rights must be
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express and approved by Intel in writing.
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Unless otherwise agreed by Intel in writing, you may not remove or alter
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this notice or any other notice embedded in Materials by Intel or
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Intel's suppliers or licensors in any way.
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This file contains an 'Intel Peripheral Driver' and is uniquely identified as
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"Intel Reference Module" and is licensed for Intel CPUs and chipsets under
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the terms of your license agreement with Intel or your vendor. This file may
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be modified by the user, subject to additional terms of the license agreement.
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@par Specification Reference:
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**/
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#ifndef _NHLT_H_
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#define _NHLT_H_
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#include <IndustryStandard/Acpi.h>
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//
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// ACPI support protocol instance signature definition.
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//
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#define NHLT_ACPI_TABLE_SIGNATURE SIGNATURE_32 ('N', 'H', 'L', 'T')
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#pragma pack (push, 1)
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typedef struct {
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UINT16 wFormatTag;
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UINT16 nChannels;
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UINT32 nSamplesPerSec;
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UINT32 nAvgBytesPerSec;
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UINT16 nBlockAlign;
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UINT16 wBitsPerSample;
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UINT16 cbSize;
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} WAVEFORMATEX;
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typedef struct {
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WAVEFORMATEX Format;
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union {
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UINT16 wValidBitsPerSample;
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UINT16 wSamplesPerBlock;
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UINT16 wReserved;
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} Samples;
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UINT32 dwChannelMask;
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GUID SubFormat;
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} WAVEFORMATEXTENSIBLE;
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typedef struct {
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UINT32 CapabilitiesSize;
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UINT8 Capabilities[1];
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} SPECIFIC_CONFIG;
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typedef struct {
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WAVEFORMATEXTENSIBLE Format;
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SPECIFIC_CONFIG FormatConfiguration;
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} FORMAT_CONFIG;
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typedef struct {
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UINT8 FormatsCount;
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FORMAT_CONFIG FormatsConfiguration[1];
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} FORMATS_CONFIG;
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typedef struct {
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UINT8 DeviceId[16];
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UINT8 DeviceInstanceId;
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UINT8 DevicePortId;
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} DEVICE_INFO;
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typedef struct {
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UINT8 DeviceInfoCount;
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DEVICE_INFO DeviceInformation[1];
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} DEVICES_INFO;
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typedef struct {
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UINT32 EndpointDescriptorLength;
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UINT8 LinkType;
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UINT8 InstanceId;
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UINT16 HwVendorId;
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UINT16 HwDeviceId;
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UINT16 HwRevisionId;
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UINT32 HwSubsystemId;
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UINT8 DeviceType;
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UINT8 Direction;
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UINT8 VirtualBusId;
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SPECIFIC_CONFIG EndpointConfig;
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FORMATS_CONFIG FormatsConfig;
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DEVICES_INFO DevicesInformation;
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} ENDPOINT_DESCRIPTOR;
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//
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// High Level Table structure
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//
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typedef struct {
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EFI_ACPI_DESCRIPTION_HEADER Header;
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UINT8 EndpointCount; // Actual number of endpoints
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ENDPOINT_DESCRIPTOR EndpointDescriptors[1];
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SPECIFIC_CONFIG OedConfiguration;
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} NHLT_ACPI_TABLE;
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#pragma pack (pop)
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#endif // _DXE_PCH_HDA_NHLT_H_
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