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| author | Ni, Ray <ray.ni@intel.com> | 2019-08-01 17:58:27 +0800 |
|---|---|---|
| committer | Eric Dong <eric.dong@intel.com> | 2019-08-09 08:52:08 +0800 |
| commit | 1c7b3eb8463132a33bb3d32cc82b6f6d5a42ab48 (patch) | |
| tree | 3b93cddc48b4ffcf83b0c0c597ea45f383eec026 /MdeModulePkg/MdeModulePkg.dec | |
| parent | e58aa474329ef63a64150b7625c56b48a00e31da (diff) | |
| download | edk2-1c7b3eb8463132a33bb3d32cc82b6f6d5a42ab48.tar.gz edk2-1c7b3eb8463132a33bb3d32cc82b6f6d5a42ab48.tar.bz2 edk2-1c7b3eb8463132a33bb3d32cc82b6f6d5a42ab48.zip | |
MdeModulePkg/DxeIpl: Introduce PCD PcdUse5LevelPageTable
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2008
The PCD indicates if 5-Level Paging will be enabled in long mode.
5-Level Paging will not be enabled when the PCD is TRUE but CPU
doesn't support 5-Level Paging.
Signed-off-by: Ray Ni <ray.ni@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
Regression-tested-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
Signed-off-by: Eric Dong <eric.dong@intel.com>
Diffstat (limited to 'MdeModulePkg/MdeModulePkg.dec')
| -rw-r--r-- | MdeModulePkg/MdeModulePkg.dec | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec index c4139753d3..35935d7aa6 100644 --- a/MdeModulePkg/MdeModulePkg.dec +++ b/MdeModulePkg/MdeModulePkg.dec @@ -1981,6 +1981,13 @@ # @Prompt The address mask when memory encryption is enabled.
gEfiMdeModulePkgTokenSpaceGuid.PcdPteMemoryEncryptionAddressOrMask|0x0|UINT64|0x30001047
+ ## Indicates if 5-Level Paging will be enabled in long mode. 5-Level Paging will not be enabled
+ # when the PCD is TRUE but CPU doesn't support 5-Level Paging.
+ # TRUE - 5-Level Paging will be enabled.<BR>
+ # FALSE - 5-Level Paging will not be enabled.<BR>
+ # @Prompt Enable 5-Level Paging support in long mode.
+ gEfiMdeModulePkgTokenSpaceGuid.PcdUse5LevelPageTable|FALSE|BOOLEAN|0x0001105F
+
## Capsule In Ram is to use memory to deliver the capsules that will be processed after system
# reset.<BR><BR>
# This PCD indicates if the Capsule In Ram is supported.<BR>
|