* [PATCH 1/3] MdePkg/Include: correct Lasa in Tpm2Acpi.
2019-09-29 6:15 [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table Yao, Jiewen
@ 2019-09-29 6:15 ` Yao, Jiewen
2019-09-30 5:36 ` Liming Gao
2019-09-29 6:15 ` [PATCH 2/3] SecurityPkg/dsc: Add PCD for Laml, Lasa for TPM2 Yao, Jiewen
` (2 subsequent siblings)
3 siblings, 1 reply; 7+ messages in thread
From: Yao, Jiewen @ 2019-09-29 6:15 UTC (permalink / raw)
To: devel; +Cc: Michael D Kinney, Liming Gao
Correct Lasa according to TCG ACPI spec.
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
---
MdePkg/Include/IndustryStandard/Tpm2Acpi.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/MdePkg/Include/IndustryStandard/Tpm2Acpi.h b/MdePkg/Include/IndustryStandard/Tpm2Acpi.h
index b75f025f03..3ed6834cc9 100644
--- a/MdePkg/Include/IndustryStandard/Tpm2Acpi.h
+++ b/MdePkg/Include/IndustryStandard/Tpm2Acpi.h
@@ -27,7 +27,7 @@ typedef struct {
UINT32 StartMethod;
//UINT8 PlatformSpecificParameters[]; // size up to 12
//UINT32 Laml; // Optional
-//UINT32 Lasa; // Optional
+//UINT64 Lasa; // Optional
} EFI_TPM2_ACPI_TABLE;
#define EFI_TPM2_ACPI_TABLE_START_METHOD_ACPI 2
--
2.19.2.windows.1
^ permalink raw reply related [flat|nested] 7+ messages in thread* Re: [PATCH 1/3] MdePkg/Include: correct Lasa in Tpm2Acpi.
2019-09-29 6:15 ` [PATCH 1/3] MdePkg/Include: correct Lasa in Tpm2Acpi Yao, Jiewen
@ 2019-09-30 5:36 ` Liming Gao
0 siblings, 0 replies; 7+ messages in thread
From: Liming Gao @ 2019-09-30 5:36 UTC (permalink / raw)
To: Yao, Jiewen, devel@edk2.groups.io; +Cc: Kinney, Michael D
Reviewed-by: Liming Gao <liming.gao@intel.com>
>-----Original Message-----
>From: Yao, Jiewen
>Sent: Sunday, September 29, 2019 2:16 PM
>To: devel@edk2.groups.io
>Cc: Kinney, Michael D <michael.d.kinney@intel.com>; Gao, Liming
><liming.gao@intel.com>
>Subject: [PATCH 1/3] MdePkg/Include: correct Lasa in Tpm2Acpi.
>
>Correct Lasa according to TCG ACPI spec.
>
>Cc: Michael D Kinney <michael.d.kinney@intel.com>
>Cc: Liming Gao <liming.gao@intel.com>
>Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
>---
> MdePkg/Include/IndustryStandard/Tpm2Acpi.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/MdePkg/Include/IndustryStandard/Tpm2Acpi.h
>b/MdePkg/Include/IndustryStandard/Tpm2Acpi.h
>index b75f025f03..3ed6834cc9 100644
>--- a/MdePkg/Include/IndustryStandard/Tpm2Acpi.h
>+++ b/MdePkg/Include/IndustryStandard/Tpm2Acpi.h
>@@ -27,7 +27,7 @@ typedef struct {
> UINT32 StartMethod;
> //UINT8 PlatformSpecificParameters[]; // size up to 12
> //UINT32 Laml; // Optional
>-//UINT32 Lasa; // Optional
>+//UINT64 Lasa; // Optional
> } EFI_TPM2_ACPI_TABLE;
>
> #define EFI_TPM2_ACPI_TABLE_START_METHOD_ACPI 2
>--
>2.19.2.windows.1
^ permalink raw reply [flat|nested] 7+ messages in thread
* [PATCH 2/3] SecurityPkg/dsc: Add PCD for Laml, Lasa for TPM2.
2019-09-29 6:15 [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table Yao, Jiewen
2019-09-29 6:15 ` [PATCH 1/3] MdePkg/Include: correct Lasa in Tpm2Acpi Yao, Jiewen
@ 2019-09-29 6:15 ` Yao, Jiewen
2019-09-29 6:15 ` [PATCH 3/3] SecurityPkg/Tcg2: Add Support Laml, Lasa for TPM2 ACPI Yao, Jiewen
2019-09-30 5:23 ` [edk2-devel] [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table Wang, Jian J
3 siblings, 0 replies; 7+ messages in thread
From: Yao, Jiewen @ 2019-09-29 6:15 UTC (permalink / raw)
To: devel; +Cc: Jian J Wang, Chao Zhang
Those PCDs will be used for TPM2 ACPI table.
Tcg2Dxe need produce those for event log address.
Tcg2Smm need consume those to fill TPM2 ACPI table.
Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Chao Zhang <chao.b.zhang@intel.com>
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
---
SecurityPkg/SecurityPkg.dec | 8 ++++++++
SecurityPkg/SecurityPkg.uni | 9 +++++++++
2 files changed, 17 insertions(+)
diff --git a/SecurityPkg/SecurityPkg.dec b/SecurityPkg/SecurityPkg.dec
index 6dbaff1a0c..8249bf0220 100644
--- a/SecurityPkg/SecurityPkg.dec
+++ b/SecurityPkg/SecurityPkg.dec
@@ -488,5 +488,13 @@
# @Prompt IdleByass status supported by current active TPM interface.
gEfiSecurityPkgTokenSpaceGuid.PcdCRBIdleByPass|0xFF|UINT8|0x0001001F
+ ## This PCD records LAML field in TPM2 ACPI table.
+ # @Prompt Tpm2AcpiTableLaml LAML field in TPM2 ACPI table.
+ gEfiSecurityPkgTokenSpaceGuid.PcdTpm2AcpiTableLaml|0|UINT32|0x00010022
+
+ ## This PCD records LASA field in TPM2 ACPI table.
+ # @Prompt Tpm2AcpiTableLasa LASA field in TPM2 ACPI table.
+ gEfiSecurityPkgTokenSpaceGuid.PcdTpm2AcpiTableLasa|0|UINT64|0x00010023
+
[UserExtensions.TianoCore."ExtraFiles"]
SecurityPkgExtra.uni
diff --git a/SecurityPkg/SecurityPkg.uni b/SecurityPkg/SecurityPkg.uni
index 14077fbc28..ee79b98f0d 100644
--- a/SecurityPkg/SecurityPkg.uni
+++ b/SecurityPkg/SecurityPkg.uni
@@ -286,3 +286,12 @@
" TRUE - Skip password prompt.\n"
" FALSE - Does not skip password prompt.\n"
+#string STR_gEfiSecurityPkgTokenSpaceGuid_PcdTpm2AcpiTableLaml_PROMPT #language en-US "The LAML of TPM2 ACPI table"
+
+#string STR_gEfiSecurityPkgTokenSpaceGuid_PcdTpm2AcpiTableLaml_HELP #language en-US "This PCD defines LAML of TPM2 ACPI table\n\n"
+ "0 means this field is unsupported\n"
+
+#string STR_gEfiSecurityPkgTokenSpaceGuid_PcdTpm2AcpiTableLasa_PROMPT #language en-US "The LASA of TPM2 ACPI table"
+
+#string STR_gEfiSecurityPkgTokenSpaceGuid_PcdTpm2AcpiTableLasa_HELP #language en-US "This PCD defines LASA of TPM2 ACPI table\n\n"
+ "0 means this field is unsupported\n"
--
2.19.2.windows.1
^ permalink raw reply related [flat|nested] 7+ messages in thread* [PATCH 3/3] SecurityPkg/Tcg2: Add Support Laml, Lasa for TPM2 ACPI.
2019-09-29 6:15 [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table Yao, Jiewen
2019-09-29 6:15 ` [PATCH 1/3] MdePkg/Include: correct Lasa in Tpm2Acpi Yao, Jiewen
2019-09-29 6:15 ` [PATCH 2/3] SecurityPkg/dsc: Add PCD for Laml, Lasa for TPM2 Yao, Jiewen
@ 2019-09-29 6:15 ` Yao, Jiewen
2019-09-30 5:23 ` [edk2-devel] [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table Wang, Jian J
3 siblings, 0 replies; 7+ messages in thread
From: Yao, Jiewen @ 2019-09-29 6:15 UTC (permalink / raw)
To: devel; +Cc: Jian J Wang, Chao Zhang
Tcg2Dxe produces PcdTpm2AcpiTableLaml/Lasa for event log address.
Tcg2Smm consumes PcdTpm2AcpiTableLaml/Lasa to fill TPM2 ACPI table.
Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Chao Zhang <chao.b.zhang@intel.com>
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
---
SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c | 32 +++++++++++++++++++++++------
SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.inf | 3 +++
SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.c | 32 ++++++++++++++++++++++++++---
SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.inf | 2 ++
4 files changed, 60 insertions(+), 9 deletions(-)
diff --git a/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c b/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c
index a2729457b7..85f2e0ae38 100644
--- a/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c
+++ b/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c
@@ -1467,17 +1467,37 @@ SetupEventLog (
for (Index = 0; Index < sizeof(mTcg2EventInfo)/sizeof(mTcg2EventInfo[0]); Index++) {
if ((mTcgDxeData.BsCap.SupportedEventLogs & mTcg2EventInfo[Index].LogFormat) != 0) {
mTcgDxeData.EventLogAreaStruct[Index].EventLogFormat = mTcg2EventInfo[Index].LogFormat;
- Status = gBS->AllocatePages (
- AllocateAnyPages,
- EfiBootServicesData,
- EFI_SIZE_TO_PAGES (PcdGet32 (PcdTcgLogAreaMinLen)),
- &Lasa
- );
+ if (PcdGet8(PcdTpm2AcpiTableRev) >= 4) {
+ Status = gBS->AllocatePages (
+ AllocateAnyPages,
+ EfiACPIMemoryNVS,
+ EFI_SIZE_TO_PAGES (PcdGet32 (PcdTcgLogAreaMinLen)),
+ &Lasa
+ );
+ } else {
+ Status = gBS->AllocatePages (
+ AllocateAnyPages,
+ EfiBootServicesData,
+ EFI_SIZE_TO_PAGES (PcdGet32 (PcdTcgLogAreaMinLen)),
+ &Lasa
+ );
+ }
if (EFI_ERROR (Status)) {
return Status;
}
mTcgDxeData.EventLogAreaStruct[Index].Lasa = Lasa;
mTcgDxeData.EventLogAreaStruct[Index].Laml = PcdGet32 (PcdTcgLogAreaMinLen);
+
+ if ((PcdGet8(PcdTpm2AcpiTableRev) >= 4) ||
+ (mTcg2EventInfo[Index].LogFormat == EFI_TCG2_EVENT_LOG_FORMAT_TCG_2)) {
+ //
+ // Report TCG2 event log address and length, so that they can be reported in TPM2 ACPI table.
+ // Ignore the return status, because those fields are optional.
+ //
+ PcdSet32S(PcdTpm2AcpiTableLaml, (UINT32)mTcgDxeData.EventLogAreaStruct[Index].Laml);
+ PcdSet64S(PcdTpm2AcpiTableLasa, mTcgDxeData.EventLogAreaStruct[Index].Lasa);
+ }
+
//
// To initialize them as 0xFF is recommended
// because the OS can know the last entry for that.
diff --git a/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.inf b/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.inf
index 9a44aadea6..c41c50a7a2 100644
--- a/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.inf
+++ b/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.inf
@@ -102,6 +102,9 @@
gEfiSecurityPkgTokenSpaceGuid.PcdTcg2NumberOfPCRBanks ## CONSUMES
gEfiSecurityPkgTokenSpaceGuid.PcdTcgLogAreaMinLen ## CONSUMES
gEfiSecurityPkgTokenSpaceGuid.PcdTcg2FinalLogAreaLen ## CONSUMES
+ gEfiSecurityPkgTokenSpaceGuid.PcdTpm2AcpiTableRev ## CONSUMES
+ gEfiSecurityPkgTokenSpaceGuid.PcdTpm2AcpiTableLaml ## PRODUCES
+ gEfiSecurityPkgTokenSpaceGuid.PcdTpm2AcpiTableLasa ## PRODUCES
[Depex]
TRUE
diff --git a/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.c b/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.c
index a2d71741f2..14e4ed0ee1 100644
--- a/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.c
+++ b/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.c
@@ -16,8 +16,24 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
#include "Tcg2Smm.h"
+#pragma pack(1)
-EFI_TPM2_ACPI_TABLE mTpm2AcpiTemplate = {
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ // Flags field is replaced in version 4 and above
+ // BIT0~15: PlatformClass This field is only valid for version 4 and above
+ // BIT16~31: Reserved
+ UINT32 Flags;
+ UINT64 AddressOfControlArea;
+ UINT32 StartMethod;
+ UINT8 PlatformSpecificParameters[12]; // size up to 12
+ UINT32 Laml; // Optional
+ UINT64 Lasa; // Optional
+} EFI_TPM2_ACPI_TABLE_V4;
+
+#pragma pack()
+
+EFI_TPM2_ACPI_TABLE_V4 mTpm2AcpiTemplate = {
{
EFI_ACPI_5_0_TRUSTED_COMPUTING_PLATFORM_2_TABLE_SIGNATURE,
sizeof (mTpm2AcpiTemplate),
@@ -748,6 +764,16 @@ PublishTpm2 (
DEBUG((DEBUG_INFO, "Tpm2 ACPI table PlatformClass is %d\n", (mTpm2AcpiTemplate.Flags & 0x0000FFFF)));
}
+ mTpm2AcpiTemplate.Laml = PcdGet32(PcdTpm2AcpiTableLaml);
+ mTpm2AcpiTemplate.Lasa = PcdGet64(PcdTpm2AcpiTableLasa);
+ if ((mTpm2AcpiTemplate.Header.Revision < EFI_TPM2_ACPI_TABLE_REVISION_4) ||
+ (mTpm2AcpiTemplate.Laml == 0) || (mTpm2AcpiTemplate.Lasa == 0)) {
+ //
+ // If version is smaller than 4 or Laml/Lasa is not valid, rollback to original Length.
+ //
+ mTpm2AcpiTemplate.Header.Length = sizeof(EFI_TPM2_ACPI_TABLE);
+ }
+
//
// Measure to PCR[0] with event EV_POST_CODE ACPI DATA
//
@@ -757,7 +783,7 @@ PublishTpm2 (
EV_POSTCODE_INFO_ACPI_DATA,
ACPI_DATA_LEN,
&mTpm2AcpiTemplate,
- sizeof(mTpm2AcpiTemplate)
+ mTpm2AcpiTemplate.Header.Length
);
InterfaceType = PcdGet8(PcdActiveTpmInterfaceType);
@@ -795,7 +821,7 @@ PublishTpm2 (
Status = AcpiTable->InstallAcpiTable (
AcpiTable,
&mTpm2AcpiTemplate,
- sizeof(mTpm2AcpiTemplate),
+ mTpm2AcpiTemplate.Header.Length,
&TableKey
);
ASSERT_EFI_ERROR (Status);
diff --git a/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.inf b/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.inf
index 471342703f..e33cbcc491 100644
--- a/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.inf
+++ b/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.inf
@@ -84,6 +84,8 @@
gEfiSecurityPkgTokenSpaceGuid.PcdTpm2CurrentIrqNum ## CONSUMES
gEfiSecurityPkgTokenSpaceGuid.PcdTpm2PossibleIrqNumBuf ## CONSUMES
gEfiSecurityPkgTokenSpaceGuid.PcdActiveTpmInterfaceType ## CONSUMES
+ gEfiSecurityPkgTokenSpaceGuid.PcdTpm2AcpiTableLaml ## CONSUMES
+ gEfiSecurityPkgTokenSpaceGuid.PcdTpm2AcpiTableLasa ## CONSUMES
[Depex]
gEfiAcpiTableProtocolGuid AND
--
2.19.2.windows.1
^ permalink raw reply related [flat|nested] 7+ messages in thread* Re: [edk2-devel] [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table
2019-09-29 6:15 [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table Yao, Jiewen
` (2 preceding siblings ...)
2019-09-29 6:15 ` [PATCH 3/3] SecurityPkg/Tcg2: Add Support Laml, Lasa for TPM2 ACPI Yao, Jiewen
@ 2019-09-30 5:23 ` Wang, Jian J
2019-09-30 5:25 ` Yao, Jiewen
3 siblings, 1 reply; 7+ messages in thread
From: Wang, Jian J @ 2019-09-30 5:23 UTC (permalink / raw)
To: devel@edk2.groups.io, Yao, Jiewen; +Cc: Zhang, Chao B
Thanks for implementing this feature. Just one minor comment. The BZ link should also
be mentioned in patch1-3, not just cover letter. With this addressed, for the whole series,
Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
> -----Original Message-----
> From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of Yao, Jiewen
> Sent: Sunday, September 29, 2019 2:16 PM
> To: devel@edk2.groups.io
> Cc: Wang, Jian J <jian.j.wang@intel.com>; Zhang, Chao B
> <chao.b.zhang@intel.com>
> Subject: [edk2-devel] [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table
>
> Bugzilla https://bugzilla.tianocore.org/show_bug.cgi?id=978
>
> This patch series adds Laml/Lasa to TPM2 ACPI table.
>
> This is defined by TPM2 ACPI table Version 1.2, Revision 8.
> It only impacts the TPM2 ACPI table version 4 or above.
> The default TPM2 ACPI table version is still 3 to keep maximum compatibility.
>
> The new fields are only for TCG2 log format, but not TCG1.2 log format.
>
> This new fields are optional and won't be consumed by OS/Loader, because
> the OS/loader still uses TCG2_PROTOCOL to get the event log.
>
> These fields are important for OS utility, because the OS utility can
> not use TCG2_PROTOCOL.
>
> Test:
> Use default TPM2 version 3. No ALMA/ALSA shown in TPM2 table.
> Use TPM2 version 4. The DXE driver reports ALMA/ALSA PCD and the SMM driver
> installs ALMA/ALSA in TPM2 table.
>
> Cc: Jian J Wang <jian.j.wang@intel.com>
> Cc: Chao Zhang <chao.b.zhang@intel.com>
> Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
>
> Jiewen Yao (3):
> MdePkg/Include: correct Lasa in Tpm2Acpi.
> SecurityPkg/dsc: Add PCD for Laml, Lasa for TPM2.
> SecurityPkg/Tcg2: Add Support Laml, Lasa for TPM2 ACPI.
>
> MdePkg/Include/IndustryStandard/Tpm2Acpi.h | 2 +-
> SecurityPkg/SecurityPkg.dec | 8 ++++++
> SecurityPkg/SecurityPkg.uni | 9 ++++++
> SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c | 32 ++++++++++++++++++----
> SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.inf | 3 ++
> SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.c | 32 ++++++++++++++++++++--
> SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.inf | 2 ++
> 7 files changed, 78 insertions(+), 10 deletions(-)
>
> --
> 2.19.2.windows.1
>
>
>
^ permalink raw reply [flat|nested] 7+ messages in thread* Re: [edk2-devel] [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table
2019-09-30 5:23 ` [edk2-devel] [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table Wang, Jian J
@ 2019-09-30 5:25 ` Yao, Jiewen
0 siblings, 0 replies; 7+ messages in thread
From: Yao, Jiewen @ 2019-09-30 5:25 UTC (permalink / raw)
To: Wang, Jian J, devel@edk2.groups.io; +Cc: Zhang, Chao B
Got it. Thanks for the reminder. I will follow.
Thank you
Yao Jiewen
> -----Original Message-----
> From: Wang, Jian J <jian.j.wang@intel.com>
> Sent: Monday, September 30, 2019 1:23 PM
> To: devel@edk2.groups.io; Yao, Jiewen <jiewen.yao@intel.com>
> Cc: Zhang, Chao B <chao.b.zhang@intel.com>
> Subject: RE: [edk2-devel] [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table
>
> Thanks for implementing this feature. Just one minor comment. The BZ link
> should also
> be mentioned in patch1-3, not just cover letter. With this addressed, for the
> whole series,
>
> Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
>
> > -----Original Message-----
> > From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of Yao,
> Jiewen
> > Sent: Sunday, September 29, 2019 2:16 PM
> > To: devel@edk2.groups.io
> > Cc: Wang, Jian J <jian.j.wang@intel.com>; Zhang, Chao B
> > <chao.b.zhang@intel.com>
> > Subject: [edk2-devel] [PATCH 0/3] Add Laml/Lasa to TPM2 acpi table
> >
> > Bugzilla https://bugzilla.tianocore.org/show_bug.cgi?id=978
> >
> > This patch series adds Laml/Lasa to TPM2 ACPI table.
> >
> > This is defined by TPM2 ACPI table Version 1.2, Revision 8.
> > It only impacts the TPM2 ACPI table version 4 or above.
> > The default TPM2 ACPI table version is still 3 to keep maximum compatibility.
> >
> > The new fields are only for TCG2 log format, but not TCG1.2 log format.
> >
> > This new fields are optional and won't be consumed by OS/Loader, because
> > the OS/loader still uses TCG2_PROTOCOL to get the event log.
> >
> > These fields are important for OS utility, because the OS utility can
> > not use TCG2_PROTOCOL.
> >
> > Test:
> > Use default TPM2 version 3. No ALMA/ALSA shown in TPM2 table.
> > Use TPM2 version 4. The DXE driver reports ALMA/ALSA PCD and the SMM
> driver
> > installs ALMA/ALSA in TPM2 table.
> >
> > Cc: Jian J Wang <jian.j.wang@intel.com>
> > Cc: Chao Zhang <chao.b.zhang@intel.com>
> > Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
> >
> > Jiewen Yao (3):
> > MdePkg/Include: correct Lasa in Tpm2Acpi.
> > SecurityPkg/dsc: Add PCD for Laml, Lasa for TPM2.
> > SecurityPkg/Tcg2: Add Support Laml, Lasa for TPM2 ACPI.
> >
> > MdePkg/Include/IndustryStandard/Tpm2Acpi.h | 2 +-
> > SecurityPkg/SecurityPkg.dec | 8 ++++++
> > SecurityPkg/SecurityPkg.uni | 9 ++++++
> > SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c | 32 ++++++++++++++++++----
> > SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.inf | 3 ++
> > SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.c | 32 ++++++++++++++++++++--
> > SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.inf | 2 ++
> > 7 files changed, 78 insertions(+), 10 deletions(-)
> >
> > --
> > 2.19.2.windows.1
> >
> >
> >
^ permalink raw reply [flat|nested] 7+ messages in thread