Re: [PATCH 5/5] UefiCpuPkg: Remove PcdCpuSmmStaticPageTable

["Dong, Eric" <eric.dong@intel.com>]

Reviewed-by: Eric Dong <eric.dong@intel.com>

> -----Original Message-----
> From: Ni, Ray
> Sent: Monday, August 26, 2019 6:45 AM
> To: devel@edk2.groups.io
> Cc: Dong, Eric <eric.dong@intel.com>; Yao, Jiewen <jiewen.yao@intel.com>;
> Laszlo Ersek <lersek@redhat.com>
> Subject: [PATCH 5/5] UefiCpuPkg: Remove PcdCpuSmmStaticPageTable
> 
> PcdCpuSmmRestrictedMemoryAccess is introduced to replace
> PcdCpuSmmStaticPageTable.
> 
> Signed-off-by: Ray Ni <ray.ni@intel.com>
> Cc: Eric Dong <eric.dong@intel.com>
> Cc: Jiewen Yao <jiewen.yao@intel.com>
> Cc: Laszlo Ersek <lersek@redhat.com>
> ---
>  UefiCpuPkg/UefiCpuPkg.dec | 11 -----------
>  1 file changed, 11 deletions(-)
> 
> diff --git a/UefiCpuPkg/UefiCpuPkg.dec b/UefiCpuPkg/UefiCpuPkg.dec index
> 9a03bdd716..031a2ccd68 100644
> --- a/UefiCpuPkg/UefiCpuPkg.dec
> +++ b/UefiCpuPkg/UefiCpuPkg.dec
> @@ -247,17 +247,6 @@ [PcdsFixedAtBuild, PcdsPatchableInModule,
> PcdsDynamic, PcdsDynamicEx]
>    # @Prompt The specified AP target C-state for Mwait.
>    gUefiCpuPkgTokenSpaceGuid.PcdCpuApTargetCstate|0|UINT8|0x00000007
> 
> -  ## Indicates if SMM uses static page table.
> -  #  If enabled, SMM will not use on-demand paging. SMM will build static page
> table for all memory.
> -  #  This flag only impacts X64 build, because SMM always builds static page
> table for IA32.
> -  #  It could not be enabled at the same time with SMM profile feature
> (PcdCpuSmmProfileEnable).
> -  #  It could not be enabled also at the same time with heap guard feature for
> SMM
> -  #  (PcdHeapGuardPropertyMask in MdeModulePkg).<BR><BR>
> -  #   TRUE  - SMM uses static page table for all memory.<BR>
> -  #   FALSE - SMM uses static page table for below 4G memory and use on-
> demand paging for above 4G memory.<BR>
> -  # @Prompt Use static page table for all memory in SMM.
> -
> gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmStaticPageTable|TRUE|BOOLEAN|0
> x3213210D
> -
>    ## Specifies timeout value in microseconds for the BSP in SMM to wait for all
> APs to come into SMM.
>    # @Prompt AP synchronization timeout value in SMM.
> 
> gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmApSyncTimeout|1000000|UINT64|0
> x32132104
> --
> 2.21.0.windows.1