diff options
Diffstat (limited to 'UefiCpuPkg/Library/MpInitLib/MpLibTdx.c')
-rw-r--r-- | UefiCpuPkg/Library/MpInitLib/MpLibTdx.c | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/UefiCpuPkg/Library/MpInitLib/MpLibTdx.c b/UefiCpuPkg/Library/MpInitLib/MpLibTdx.c deleted file mode 100644 index fdb58fba93..0000000000 --- a/UefiCpuPkg/Library/MpInitLib/MpLibTdx.c +++ /dev/null @@ -1,106 +0,0 @@ -/** @file
- CPU MP Initialize Library common functions for Td guest.
-
- Copyright (c) 2020 - 2022, Intel Corporation. All rights reserved.<BR>
-
- SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
-#include "MpLib.h"
-#include "MpIntelTdx.h"
-
-/**
- Gets detailed MP-related information on the requested processor at the
- instant this call is made. This service may only be called from the BSP.
-
- In current stage only the BSP is workable. So ProcessorNumber should be 0.
-
- @param[in] ProcessorNumber The handle number of processor.
- @param[out] ProcessorInfoBuffer A pointer to the buffer where information for
- the requested processor is deposited.
- @param[out] HealthData Return processor health data.
-
- @retval EFI_SUCCESS Processor information was returned.
- @retval EFI_DEVICE_ERROR The calling processor is an AP.
- @retval EFI_INVALID_PARAMETER ProcessorInfoBuffer is NULL or ProcessorNumber is not 0.
- @retval EFI_NOT_FOUND The processor with the handle specified by
- ProcessorNumber does not exist in the platform.
- @retval EFI_NOT_READY MP Initialize Library is not initialized.
-
-**/
-EFI_STATUS
-TdxMpInitLibGetProcessorInfo (
- IN UINTN ProcessorNumber,
- OUT EFI_PROCESSOR_INFORMATION *ProcessorInfoBuffer,
- OUT EFI_HEALTH_FLAGS *HealthData OPTIONAL
- )
-{
- UINTN OriginalProcessorNumber;
-
- //
- // Lower 24 bits contains the actual processor number.
- //
- OriginalProcessorNumber = ProcessorNumber;
- ProcessorNumber &= BIT24 - 1;
-
- if ((ProcessorInfoBuffer == NULL) || (ProcessorNumber != 0)) {
- return EFI_INVALID_PARAMETER;
- }
-
- ProcessorInfoBuffer->ProcessorId = 0;
- ProcessorInfoBuffer->StatusFlag = PROCESSOR_AS_BSP_BIT | PROCESSOR_ENABLED_BIT;
- ZeroMem (&ProcessorInfoBuffer->Location, sizeof (EFI_CPU_PHYSICAL_LOCATION));
-
- if ((OriginalProcessorNumber & CPU_V2_EXTENDED_TOPOLOGY) != 0) {
- ZeroMem (&ProcessorInfoBuffer->ExtendedInformation.Location2, sizeof (EFI_CPU_PHYSICAL_LOCATION2));
- }
-
- if (HealthData != NULL) {
- HealthData->Uint32 = 0;
- }
-
- return EFI_SUCCESS;
-}
-
-/**
- Retrieves the number of logical processor in the platform and the number of
- those logical processors that are enabled on this boot. This service may only
- be called from the BSP.
-
- @param[out] NumberOfProcessors Pointer to the total number of logical
- processors in the system, including the BSP
- and disabled APs.
- @param[out] NumberOfEnabledProcessors Pointer to the number of enabled logical
- processors that exist in system, including
- the BSP.
-
- @retval EFI_SUCCESS The number of logical processors and enabled
- logical processors was retrieved.
- @retval EFI_DEVICE_ERROR The calling processor is an AP.
- @retval EFI_INVALID_PARAMETER NumberOfProcessors is NULL and NumberOfEnabledProcessors
- is NULL.
- @retval EFI_NOT_READY MP Initialize Library is not initialized.
-
-**/
-EFI_STATUS
-TdxMpInitLibGetNumberOfProcessors (
- OUT UINTN *NumberOfProcessors, OPTIONAL
- OUT UINTN *NumberOfEnabledProcessors OPTIONAL
- )
-{
- ASSERT (NumberOfProcessors != NULL || NumberOfEnabledProcessors != NULL);
- //
- // In current stage only the BSP is workable. So NumberOfProcessors
- // & NumberOfEnableddProcessors are both 1.
- //
- if (NumberOfProcessors != NULL) {
- *NumberOfProcessors = 1;
- }
-
- if (NumberOfEnabledProcessors != NULL) {
- *NumberOfEnabledProcessors = 1;
- }
-
- return EFI_SUCCESS;
-}
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