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UefiCpuPkg: Add SendStartupIpiAllExcludingSelf

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Add new API SendStartupIpiAllExcludingSelf(), and modify
SendInitSipiSipiAllExcludingSelf() by let it call the new API.

Cc: Eric Dong <eric.dong@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Ray Ni <ray.ni@intel.com>
Signed-off-by: Ray Ni <ray.ni@intel.com>
Signed-off-by: Yuanhao Xie <yuanhao.xie@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
This commit is contained in:
Yuanhao Xie
2023-03-27 09:51:14 +08:00
committed by mergify[bot]
parent 991515a058
commit 055c7bd1a7
3 changed files with 76 additions and 27 deletions
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17
UefiCpuPkg/Include/Library/LocalApicLib.h
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@@ -4,7 +4,7 @@
Local APIC library assumes local APIC is enabled. It does not
handles cases where local APIC is disabled.
Copyright (c) 2010 - 2019, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2010 - 2023, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -185,6 +185,21 @@ SendInitIpiAllExcludingSelf (
VOID
);
/**
Send a Start-up IPI to all processors excluding self.
This function returns after the IPI has been accepted by the target processors.
if StartupRoutine >= 1M, then ASSERT.
if StartupRoutine is not multiple of 4K, then ASSERT.
@param StartupRoutine Points to a start-up routine which is below 1M physical
address and 4K aligned.
**/
VOID
EFIAPI
SendStartupIpiAllExcludingSelf (
IN UINT32 StartupRoutine
);
/**
Send an INIT-Start-up-Start-up IPI sequence to a specified target processor.