Reviewed-by: Eric Dong <eric.d...@intel.com>
> -----Original Message-----
> From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of Oleksiy
> Yakovlev
> Sent: Friday, July 3, 2020 4:51 AM
> To: devel@edk2.groups.io
> Cc: Gao, Liming <liming....@intel.com>; Kinney, Michael D
> <michael.d.kin...@intel.com>; Bi, Dandan <dandan...@intel.com>; Ni, Ray
> <ray...@intel.com>; ler...@redhat.com; Kumar, Rahul1
> <rahul1.ku...@intel.com>; fel...@ami.com; oleks...@ami.com
> Subject: [edk2-devel] [PATCH V3 4/4] UefiCpuPkg: Add New Memory
> Attributes
>
> Add usage of EFI_MEMORY_SP and EFI_MEMORY_CPU_CRYPTO attributes
> introduced in UEFI 2.8.
> (UEFI 2.8, mantis 1919 and 1872).
> Use attributes bitmasks, defined in MdePkg.
>
> Signed-off-by: Oleksiy Yakovlev <oleks...@ami.com>
> Reviewed-by: Laszlo Ersek <ler...@redhat.com>
> ---
> UefiCpuPkg/CpuDxe/CpuDxe.c | 11 ++++-------
> UefiCpuPkg/CpuDxe/CpuDxe.h | 13 -------------
> UefiCpuPkg/CpuDxe/CpuPageTable.c | 6 +++---
> UefiCpuPkg/PiSmmCpuDxeSmm/SmmCpuMemoryManagement.c | 2 +-
> 4 files changed, 8 insertions(+), 24 deletions(-)
>
> diff --git a/UefiCpuPkg/CpuDxe/CpuDxe.c b/UefiCpuPkg/CpuDxe/CpuDxe.c
> index a571fc3..52cc26e 100644
> --- a/UefiCpuPkg/CpuDxe/CpuDxe.c
> +++ b/UefiCpuPkg/CpuDxe/CpuDxe.c
> @@ -10,9 +10,6 @@
> #include "CpuMp.h"
> #include "CpuPageTable.h"
>
> -#define CACHE_ATTRIBUTE_MASK (EFI_MEMORY_UC | EFI_MEMORY_WC
> | EFI_MEMORY_WT | EFI_MEMORY_WB | EFI_MEMORY_UCE |
> EFI_MEMORY_WP)
> -#define MEMORY_ATTRIBUTE_MASK (EFI_MEMORY_RP |
> EFI_MEMORY_XP | EFI_MEMORY_RO)
> -
> //
> // Global Variables
> //
> @@ -417,8 +414,8 @@ CpuSetMemoryAttributes (
> return EFI_SUCCESS;
> }
>
> - CacheAttributes = Attributes & CACHE_ATTRIBUTE_MASK;
> - MemoryAttributes = Attributes & MEMORY_ATTRIBUTE_MASK;
> + CacheAttributes = Attributes & EFI_CACHE_ATTRIBUTE_MASK;
> + MemoryAttributes = Attributes & EFI_MEMORY_ATTRIBUTE_MASK;
>
> if (Attributes != (CacheAttributes | MemoryAttributes)) {
> return EFI_INVALID_PARAMETER;
> @@ -677,7 +674,7 @@ SetGcdMemorySpaceAttributes (
> gDS->SetMemorySpaceAttributes (
> RegionStart,
> RegionLength,
> - (MemorySpaceMap[Index].Attributes &
> ~EFI_MEMORY_CACHETYPE_MASK) |
> (MemorySpaceMap[Index].Capabilities & Attributes)
> + (MemorySpaceMap[Index].Attributes &
> + ~EFI_CACHE_ATTRIBUTE_MASK) | (MemorySpaceMap[Index].Capabilities
> &
> + Attributes)
> );
> }
>
> @@ -754,7 +751,7 @@ RefreshMemoryAttributesFromMtrr (
> gDS->SetMemorySpaceAttributes (
> MemorySpaceMap[Index].BaseAddress,
> MemorySpaceMap[Index].Length,
> - (MemorySpaceMap[Index].Attributes &
> ~EFI_MEMORY_CACHETYPE_MASK) |
> + (MemorySpaceMap[Index].Attributes &
> + ~EFI_CACHE_ATTRIBUTE_MASK) |
> (MemorySpaceMap[Index].Capabilities & DefaultAttributes)
> );
> }
> diff --git a/UefiCpuPkg/CpuDxe/CpuDxe.h b/UefiCpuPkg/CpuDxe/CpuDxe.h
> index b30a896..9771ec8 100644
> --- a/UefiCpuPkg/CpuDxe/CpuDxe.h
> +++ b/UefiCpuPkg/CpuDxe/CpuDxe.h
> @@ -39,19 +39,6 @@
> #include <Guid/IdleLoopEvent.h>
> #include <Guid/VectorHandoffTable.h>
>
> -#define EFI_MEMORY_CACHETYPE_MASK (EFI_MEMORY_UC | \
> - EFI_MEMORY_WC | \
> - EFI_MEMORY_WT | \
> - EFI_MEMORY_WB | \
> - EFI_MEMORY_UCE | \
> - EFI_MEMORY_WP \
> - )
> -
> -#define EFI_MEMORY_PAGETYPE_MASK (EFI_MEMORY_RP | \
> - EFI_MEMORY_XP | \
> - EFI_MEMORY_RO \
> - )
> -
> #define HEAP_GUARD_NONSTOP_MODE \
> ((PcdGet8 (PcdHeapGuardPropertyMask) & (BIT6|BIT4|BIT1|BIT0)) >
> BIT6)
>
> diff --git a/UefiCpuPkg/CpuDxe/CpuPageTable.c
> b/UefiCpuPkg/CpuDxe/CpuPageTable.c
> index 0a02cb3..06ee1b8 100644
> --- a/UefiCpuPkg/CpuDxe/CpuPageTable.c
> +++ b/UefiCpuPkg/CpuDxe/CpuPageTable.c
> @@ -717,7 +717,7 @@ ConvertMemoryPageAttributes (
> return RETURN_INVALID_PARAMETER;
> }
>
> - if ((Attributes & ~(EFI_MEMORY_RP | EFI_MEMORY_RO |
> EFI_MEMORY_XP)) != 0) {
> + if ((Attributes & ~EFI_MEMORY_ATTRIBUTE_MASK) != 0) {
> DEBUG ((DEBUG_ERROR, "Attributes(0x%lx) has unsupported bit\n",
> Attributes));
> return EFI_UNSUPPORTED;
> }
> @@ -1018,9 +1018,9 @@ RefreshGcdMemoryAttributesFromPaging (
>
> Length = MIN (PageLength, MemorySpaceLength);
> if (Attributes != (MemorySpaceMap[Index].Attributes &
> - EFI_MEMORY_PAGETYPE_MASK)) {
> + EFI_MEMORY_ATTRIBUTE_MASK)) {
> NewAttributes = (MemorySpaceMap[Index].Attributes &
> - ~EFI_MEMORY_PAGETYPE_MASK) | Attributes;
> + ~EFI_MEMORY_ATTRIBUTE_MASK) | Attributes;
> Status = gDS->SetMemorySpaceAttributes (
> BaseAddress,
> Length,
> diff --git
> a/UefiCpuPkg/PiSmmCpuDxeSmm/SmmCpuMemoryManagement.c
> b/UefiCpuPkg/PiSmmCpuDxeSmm/SmmCpuMemoryManagement.c
> index 9c5a92a..ebfc46a 100644
> --- a/UefiCpuPkg/PiSmmCpuDxeSmm/SmmCpuMemoryManagement.c
> +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/SmmCpuMemoryManagement.c
> @@ -435,7 +435,7 @@ ConvertMemoryPageAttributes (
> EFI_PHYSICAL_ADDRESS MaximumSupportMemAddress;
>
> ASSERT (Attributes != 0);
> - ASSERT ((Attributes & ~(EFI_MEMORY_RP | EFI_MEMORY_RO |
> EFI_MEMORY_XP)) == 0);
> + ASSERT ((Attributes & ~EFI_MEMORY_ATTRIBUTE_MASK) == 0);
>
> ASSERT ((BaseAddress & (SIZE_4KB - 1)) == 0);
> ASSERT ((Length & (SIZE_4KB - 1)) == 0);
> --
> 2.9.0.windows.1
>
>
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