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| author | YuanhaoXie <yuanhao.xie@intel.com> | 2023-07-18 18:05:18 +0800 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2023-08-14 14:40:41 +0000 |
| commit | 98e9d29e061c1359541956b1e4e04bb8da4c896a (patch) | |
| tree | b52695a99995239dc0e6451e9f2293ce5fe69b13 | |
| parent | 055c7bd1a70bcb96c26f28e9281d5ad7c05a6a47 (diff) | |
| download | edk2-98e9d29e061c1359541956b1e4e04bb8da4c896a.zip edk2-98e9d29e061c1359541956b1e4e04bb8da4c896a.tar.gz edk2-98e9d29e061c1359541956b1e4e04bb8da4c896a.tar.bz2 | |
UefiCpuPkg: Add PcdFirstTimeWakeUpAPsBySipi
Add PcdFirstTimeWakeUpAPsBySipi to check if it is in the OVMF environment
and necessary to wake up APs by INIT-SIPI-SIPI.
Cc: Eric Dong <eric.dong@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Yuanhao Xie <yuanhao.xie@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
| -rw-r--r-- | UefiCpuPkg/Library/MpInitLib/DxeMpInitLib.inf | 1 | ||||
| -rw-r--r-- | UefiCpuPkg/Library/MpInitLib/PeiMpInitLib.inf | 1 | ||||
| -rw-r--r-- | UefiCpuPkg/UefiCpuPkg.dec | 11 |
3 files changed, 13 insertions, 0 deletions
diff --git a/UefiCpuPkg/Library/MpInitLib/DxeMpInitLib.inf b/UefiCpuPkg/Library/MpInitLib/DxeMpInitLib.inf index 7d45d3a..55e46d4 100644 --- a/UefiCpuPkg/Library/MpInitLib/DxeMpInitLib.inf +++ b/UefiCpuPkg/Library/MpInitLib/DxeMpInitLib.inf @@ -81,6 +81,7 @@ gUefiCpuPkgTokenSpaceGuid.PcdCpuApStatusCheckIntervalInMicroSeconds ## CONSUMES
gUefiCpuPkgTokenSpaceGuid.PcdGhcbHypervisorFeatures ## CONSUMES
gUefiCpuPkgTokenSpaceGuid.PcdSevEsWorkAreaBase ## SOMETIMES_CONSUMES
+ gUefiCpuPkgTokenSpaceGuid.PcdFirstTimeWakeUpAPsBySipi ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdCpuStackGuard ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdGhcbBase ## CONSUMES
gEfiMdePkgTokenSpaceGuid.PcdConfidentialComputingGuestAttr ## CONSUMES
diff --git a/UefiCpuPkg/Library/MpInitLib/PeiMpInitLib.inf b/UefiCpuPkg/Library/MpInitLib/PeiMpInitLib.inf index 83e9028..bc3d716 100644 --- a/UefiCpuPkg/Library/MpInitLib/PeiMpInitLib.inf +++ b/UefiCpuPkg/Library/MpInitLib/PeiMpInitLib.inf @@ -66,6 +66,7 @@ gUefiCpuPkgTokenSpaceGuid.PcdCpuApTargetCstate ## SOMETIMES_CONSUMES
gUefiCpuPkgTokenSpaceGuid.PcdSevEsWorkAreaBase ## SOMETIMES_CONSUMES
gUefiCpuPkgTokenSpaceGuid.PcdGhcbHypervisorFeatures ## CONSUMES
+ gUefiCpuPkgTokenSpaceGuid.PcdFirstTimeWakeUpAPsBySipi ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdGhcbBase ## CONSUMES
gEfiMdePkgTokenSpaceGuid.PcdConfidentialComputingGuestAttr ## CONSUMES
diff --git a/UefiCpuPkg/UefiCpuPkg.dec b/UefiCpuPkg/UefiCpuPkg.dec index e7726a6..68473fc 100644 --- a/UefiCpuPkg/UefiCpuPkg.dec +++ b/UefiCpuPkg/UefiCpuPkg.dec @@ -214,6 +214,17 @@ # @Prompt Configure the SEV-ES work area base
gUefiCpuPkgTokenSpaceGuid.PcdSevEsWorkAreaSize|0x0|UINT32|0x30002006
+ ## Determining APs' first-time wakeup by SIPI or INIT-SIPI-SIPI.
+ # Following a power-up or RESET of an MP system, The APs complete a
+ # minimal self-configuration, then wait for a startup signal (a SIPI
+ # message) from the BSP processor.
+ #
+ # TRUE - Broadcast SIPI.
+ # FALSE - Broadcast INIT-SIPI-SIPI.
+ #
+ # @Prompt BSP Broadcast Method for the first-time wakeup of APs
+ gUefiCpuPkgTokenSpaceGuid.PcdFirstTimeWakeUpAPsBySipi|TRUE|BOOLEAN|0x30002007
+
[PcdsFixedAtBuild, PcdsPatchableInModule]
## This value is the CPU Local APIC base address, which aligns the address on a 4-KByte boundary.
# @Prompt Configure base address of CPU Local APIC
|