Re: [edk2] [PATCH V2 2/3] UefiCpuPkg/ExceptionLib: Add CET support.
Reviewed-by: Ray Ni > -Original Message- > From: Yao, Jiewen > Sent: Friday, February 22, 2019 7:00 PM > To: edk2-devel@lists.01.org > Cc: Dong, Eric ; Ni, Ray ; Laszlo Ersek > ; Yao, Jiewen > Subject: [PATCH V2 2/3] UefiCpuPkg/ExceptionLib: Add CET support. > > REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1521 > > Add information dump for Control Protection exception. > > Cc: Eric Dong > Cc: Ray Ni > Cc: Laszlo Ersek > Contributed-under: TianoCore Contribution Agreement 1.1 > Signed-off-by: Yao Jiewen > --- > UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.c| 7 > --- > UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h| 3 > ++- > UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c | 5 > +++-- > UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ArchExceptionHandler.c | 5 > +++-- > 4 files changed, 12 insertions(+), 8 deletions(-) > > diff --git > a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.c > b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.c > index 0576144a97..ca210d1de2 100644 > --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.c > +++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.c > @@ -1,7 +1,7 @@ > /** @file >CPU Exception Handler Library common functions. > > - Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved. > + Copyright (c) 2012 - 2019, Intel Corporation. All rights reserved. >This program and the accompanying materials >are licensed and made available under the terms and conditions of the BSD > License >which accompanies this distribution. The full text of the license may be > found > at > @@ -20,7 +20,7 @@ > // > // 1 means an error code will be pushed, otherwise 0 > // > -CONST UINT32 mErrorCodeFlag = 0x00027d00; > +CONST UINT32 mErrorCodeFlag = 0x00227d00; > > // > // Define the maximum message length > @@ -49,7 +49,8 @@ CONST CHAR8 *mExceptionNameStr[] = { >"#AC - Alignment Check", >"#MC - Machine-Check", >"#XM - SIMD floating-point", > - "#VE - Virtualization" > + "#VE - Virtualization", > + "#CP - Control Protection" > }; > > #define EXCEPTION_KNOWN_NAME_NUM (sizeof (mExceptionNameStr) / > sizeof (CHAR8 *)) > diff --git > a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h > b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h > index 83e55ab828..edf46cb60d 100644 > --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h > +++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h > @@ -1,7 +1,7 @@ > /** @file >Common header file for CPU Exception Handler Library. > > - Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved. > + Copyright (c) 2012 - 2019, Intel Corporation. All rights reserved. >This program and the accompanying materials >are licensed and made available under the terms and conditions of the BSD > License >which accompanies this distribution. The full text of the license may be > found > at > @@ -39,6 +39,7 @@ > #define IA32_PF_EC_RSVD BIT3 > #define IA32_PF_EC_ID BIT4 > #define IA32_PF_EC_PK BIT5 > +#define IA32_PF_EC_SS BIT6 > #define IA32_PF_EC_SGX BIT15 > > #include "ArchInterruptDefs.h" > diff --git > a/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c > b/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c > index 531258610a..f3d993af75 100644 > --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c > +++ > b/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c > @@ -1,7 +1,7 @@ > /** @file >IA32 CPU Exception Handler functons. > > - Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved. > + Copyright (c) 2012 - 2019, Intel Corporation. All rights reserved. >This program and the accompanying materials >are licensed and made available under the terms and conditions of the BSD > License >which accompanies this distribution. The full text of the license may be > found > at > @@ -326,13 +326,14 @@ DumpCpuContext ( >); > if (ExceptionType == EXCEPT_IA32_PAGE_FAULT) { >InternalPrintMessage ( > -" I:%x R:%x U:%x W:%x P:%x PK:%x S:%x", > +" I:%x R:%x U:%x W:%x P:%x PK:%x SS:%x SGX:%x", > (SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_ID) != > 0, > (SystemContext.SystemContextIa32->ExceptionData & > IA32_PF_EC_RSVD) != 0, > (SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_US) != > 0, > (SystemContext.SystemContextIa32->ExceptionData & > IA32_PF_EC_WR) != 0, > (SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_P)!= > 0, > (SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_PK) != > 0, > +(SystemContext.SystemContextIa32->ExceptionData & >
[edk2] [PATCH V2 2/3] UefiCpuPkg/ExceptionLib: Add CET support.
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1521 Add information dump for Control Protection exception. Cc: Eric Dong Cc: Ray Ni Cc: Laszlo Ersek Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Yao Jiewen --- UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.c| 7 --- UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h| 3 ++- UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c | 5 +++-- UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ArchExceptionHandler.c | 5 +++-- 4 files changed, 12 insertions(+), 8 deletions(-) diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.c b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.c index 0576144a97..ca210d1de2 100644 --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.c +++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.c @@ -1,7 +1,7 @@ /** @file CPU Exception Handler Library common functions. - Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved. + Copyright (c) 2012 - 2019, Intel Corporation. All rights reserved. This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at @@ -20,7 +20,7 @@ // // 1 means an error code will be pushed, otherwise 0 // -CONST UINT32 mErrorCodeFlag = 0x00027d00; +CONST UINT32 mErrorCodeFlag = 0x00227d00; // // Define the maximum message length @@ -49,7 +49,8 @@ CONST CHAR8 *mExceptionNameStr[] = { "#AC - Alignment Check", "#MC - Machine-Check", "#XM - SIMD floating-point", - "#VE - Virtualization" + "#VE - Virtualization", + "#CP - Control Protection" }; #define EXCEPTION_KNOWN_NAME_NUM (sizeof (mExceptionNameStr) / sizeof (CHAR8 *)) diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h index 83e55ab828..edf46cb60d 100644 --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h +++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h @@ -1,7 +1,7 @@ /** @file Common header file for CPU Exception Handler Library. - Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved. + Copyright (c) 2012 - 2019, Intel Corporation. All rights reserved. This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at @@ -39,6 +39,7 @@ #define IA32_PF_EC_RSVD BIT3 #define IA32_PF_EC_ID BIT4 #define IA32_PF_EC_PK BIT5 +#define IA32_PF_EC_SS BIT6 #define IA32_PF_EC_SGX BIT15 #include "ArchInterruptDefs.h" diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c b/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c index 531258610a..f3d993af75 100644 --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c +++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c @@ -1,7 +1,7 @@ /** @file IA32 CPU Exception Handler functons. - Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved. + Copyright (c) 2012 - 2019, Intel Corporation. All rights reserved. This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at @@ -326,13 +326,14 @@ DumpCpuContext ( ); if (ExceptionType == EXCEPT_IA32_PAGE_FAULT) { InternalPrintMessage ( -" I:%x R:%x U:%x W:%x P:%x PK:%x S:%x", +" I:%x R:%x U:%x W:%x P:%x PK:%x SS:%x SGX:%x", (SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_ID) != 0, (SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_RSVD) != 0, (SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_US) != 0, (SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_WR) != 0, (SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_P)!= 0, (SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_PK) != 0, +(SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_SS) != 0, (SystemContext.SystemContextIa32->ExceptionData & IA32_PF_EC_SGX) != 0 ); } diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ArchExceptionHandler.c b/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ArchExceptionHandler.c index d7e883d19a..0183239e59 100644 --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ArchExceptionHandler.c +++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ArchExceptionHandler.c @@ -1,7 +1,7 @@ /** @file x64