429309e0c6
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the ArmPkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Andrew Fish <afish@apple.com>
169 lines
5.3 KiB
C
169 lines
5.3 KiB
C
/** @file
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Copyright (c) 2017-2021, Arm Limited. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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@par Specification Reference:
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- Arm System Control and Management Interface - Platform Design Document
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(https://developer.arm.com/documentation/den0056/)
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**/
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#ifndef ARM_SCMI_BASE_PROTOCOL_H_
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#define ARM_SCMI_BASE_PROTOCOL_H_
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#include <Protocol/ArmScmi.h>
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#define BASE_PROTOCOL_VERSION_V1 0x10000
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#define BASE_PROTOCOL_VERSION_V2 0x20000
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#define NUM_PROTOCOL_MASK 0xFFU
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#define NUM_AGENT_MASK 0xFFU
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#define NUM_AGENT_SHIFT 0x8
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/** Returns total number of protocols that are
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implemented (excluding the Base protocol)
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*/
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#define SCMI_TOTAL_PROTOCOLS(Attr) (Attr & NUM_PROTOCOL_MASK)
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// Returns total number of agents in the system.
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#define SCMI_TOTAL_AGENTS(Attr) ((Attr >> NUM_AGENT_SHIFT) & NUM_AGENT_MASK)
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#define ARM_SCMI_BASE_PROTOCOL_GUID { \
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0xd7e5abe9, 0x33ab, 0x418e, {0x9f, 0x91, 0x72, 0xda, 0xe2, 0xba, 0x8e, 0x2f} \
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}
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extern EFI_GUID gArmScmiBaseProtocolGuid;
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typedef struct _SCMI_BASE_PROTOCOL SCMI_BASE_PROTOCOL;
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/** Return version of the Base protocol supported by SCP firmware.
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@param[in] This A Pointer to SCMI_BASE_PROTOCOL Instance.
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@param[out] Version Version of the supported SCMI Base protocol.
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@retval EFI_SUCCESS The version of the protocol is returned.
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@retval EFI_DEVICE_ERROR SCP returns an SCMI error.
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@retval !(EFI_SUCCESS) Other errors.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *SCMI_BASE_GET_VERSION)(
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IN SCMI_BASE_PROTOCOL *This,
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OUT UINT32 *Version
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);
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/** Return total number of SCMI protocols supported by the SCP firmware.
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@param[in] This A Pointer to SCMI_BASE_PROTOCOL Instance.
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@param[out] TotalProtocols Total number of SCMI protocols supported.
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@retval EFI_SUCCESS Total number of protocols supported are returned.
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@retval EFI_DEVICE_ERROR SCP returns a SCMI error.
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@retval !(EFI_SUCCESS) Other errors.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *SCMI_BASE_GET_TOTAL_PROTOCOLS)(
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IN SCMI_BASE_PROTOCOL *This,
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OUT UINT32 *TotalProtocols
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);
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/** Return vendor name.
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@param[in] This A Pointer to SCMI_BASE_PROTOCOL Instance.
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@param[out] VendorIdentifier Null terminated ASCII string of up to
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16 bytes with a vendor name.
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@retval EFI_SUCCESS VendorIdentifier is returned.
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@retval EFI_DEVICE_ERROR SCP returns a SCMI error.
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@retval !(EFI_SUCCESS) Other errors.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *SCMI_BASE_DISCOVER_VENDOR)(
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IN SCMI_BASE_PROTOCOL *This,
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OUT UINT8 VendorIdentifier[SCMI_MAX_STR_LEN]
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);
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/** Return sub vendor name.
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@param[in] This A Pointer to SCMI_BASE_PROTOCOL Instance.
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@param[out] VendorIdentifier Null terminated ASCII string of up to
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16 bytes with a vendor name.
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@retval EFI_SUCCESS VendorIdentifier is returned.
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@retval EFI_DEVICE_ERROR SCP returns a SCMI error.
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@retval !(EFI_SUCCESS) Other errors.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *SCMI_BASE_DISCOVER_SUB_VENDOR)(
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IN SCMI_BASE_PROTOCOL *This,
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OUT UINT8 VendorIdentifier[SCMI_MAX_STR_LEN]
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);
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/** Return implementation version.
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@param[in] This A Pointer to SCMI_BASE_PROTOCOL Instance.
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@param[out] ImplementationVersion Vendor specific implementation version.
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@retval EFI_SUCCESS Implementation version is returned.
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@retval EFI_DEVICE_ERROR SCP returns a SCMI error.
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@retval !(EFI_SUCCESS) Other errors.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *SCMI_BASE_DISCOVER_IMPLEMENTATION_VERSION)(
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IN SCMI_BASE_PROTOCOL *This,
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OUT UINT32 *ImplementationVersion
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);
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/** Return list of protocols.
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@param[in] This A Pointer to SCMI_BASE_PROTOCOL Instance.
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@param[out] ProtocolListSize Size of the ProtocolList.
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@param[out] ProtocolList Protocol list.
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@retval EFI_SUCCESS List of protocols is returned.
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@retval EFI_BUFFER_TOO_SMALL ProtocolListSize is too small for the result.
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It has been updated to the size needed.
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@retval EFI_DEVICE_ERROR SCP returns a SCMI error.
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@retval !(EFI_SUCCESS) Other errors.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *SCMI_BASE_DISCOVER_LIST_PROTOCOLS)(
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IN SCMI_BASE_PROTOCOL *This,
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IN OUT UINT32 *ProtocolListSize,
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OUT UINT8 *ProtocolList
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);
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// Base protocol.
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typedef struct _SCMI_BASE_PROTOCOL {
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SCMI_BASE_GET_VERSION GetVersion;
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SCMI_BASE_GET_TOTAL_PROTOCOLS GetTotalProtocols;
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SCMI_BASE_DISCOVER_VENDOR DiscoverVendor;
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SCMI_BASE_DISCOVER_SUB_VENDOR DiscoverSubVendor;
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SCMI_BASE_DISCOVER_IMPLEMENTATION_VERSION DiscoverImplementationVersion;
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SCMI_BASE_DISCOVER_LIST_PROTOCOLS DiscoverListProtocols;
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} SCMI_BASE_PROTOCOL;
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// SCMI Message IDs for Base protocol.
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typedef enum {
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ScmiMessageIdBaseDiscoverVendor = 0x3,
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ScmiMessageIdBaseDiscoverSubVendor = 0x4,
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ScmiMessageIdBaseDiscoverImplementationVersion = 0x5,
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ScmiMessageIdBaseDiscoverListProtocols = 0x6
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} SCMI_MESSAGE_ID_BASE;
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#endif /* ARM_SCMI_BASE_PROTOCOL_H_ */
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