#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/PcdLib.h>
#include <Library/CpuLib.h>
#include <Library/SynchronizationLib.h>
#include <Uefi/UefiBaseType.h>
#include <IndustryStandard/IntelTdx.h>
#include <IndustryStandard/Tdx.h>
#include <Library/TdxMailboxLib.h>

Functions
UINT32 EFIAPI	GetCpusNum (VOID)

volatile VOID *EFIAPI	GetTdxMailBox (VOID)

VOID EFIAPI	MpSendWakeupCommand (IN UINT16 Command, IN UINT64 WakeupVector, IN UINT64 WakeupArgs1, IN UINT64 WakeupArgs2, IN UINT64 WakeupArgs3, IN UINT64 WakeupArgs4)

VOID EFIAPI	MpSerializeStart (VOID)

VOID EFIAPI	MpSerializeEnd (VOID)

Detailed Description

SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file TdxMailbox.c.

Function Documentation

◆ GetCpusNum()

UINT32 EFIAPI GetCpusNum ( VOID )

This function will be called by BSP to get the CPU number.

Return values

CPU number

Definition at line 27 of file TdxMailbox.c.

◆ GetTdxMailBox()

volatile VOID *EFIAPI GetTdxMailBox ( VOID )

Get the address of Td mailbox.

Definition at line 49 of file TdxMailbox.c.

◆ MpSendWakeupCommand()

VOID EFIAPI MpSendWakeupCommand	(	IN UINT16	Command,
		IN UINT64	WakeupVector,
		IN UINT64	WakeupArgs1,
		IN UINT64	WakeupArgs2,
		IN UINT64	WakeupArgs3,
		IN UINT64	WakeupArgs4
	)

This function will be called by BSP to wakeup APs the are spinning on mailbox in protected mode

Parameters

[in]	Command	Command to send APs
[in]	WakeupVector	If used, address for APs to start executing
[in]	WakeArgsX	Args to pass to APs for excuting commands

Definition at line 66 of file TdxMailbox.c.

◆ MpSerializeEnd()

VOID EFIAPI MpSerializeEnd ( VOID )

BSP wait until all the APs arriving. It means the task triggered by BSP is ended.

Definition at line 123 of file TdxMailbox.c.

◆ MpSerializeStart()

VOID EFIAPI MpSerializeStart ( VOID )

BSP wait until all the APs arriving. It means the task triggered by BSP is started.

Definition at line 98 of file TdxMailbox.c.