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From: "Yao, Jiewen" <jiewen.yao@intel.com>
To: "Zeng, Star" <star.zeng@intel.com>,
	"edk2-devel@lists.01.org" <edk2-devel@lists.01.org>
Cc: "Kinney, Michael D" <michael.d.kinney@intel.com>
Subject: Re: [PATCH] MdeModulePkg DxeCapsuleLib: Use Attr to know whether reset is required
Date: Tue, 31 Jul 2018 00:45:12 +0000	[thread overview]
Message-ID: <74D8A39837DF1E4DA445A8C0B3885C503ACD8219@shsmsx102.ccr.corp.intel.com> (raw)
In-Reply-To: <1532940864-29952-1-git-send-email-star.zeng@intel.com>

Reviewed-by: Jiewen.yao@intel.com

> -----Original Message-----
> From: Zeng, Star
> Sent: Monday, July 30, 2018 4:54 PM
> To: edk2-devel@lists.01.org
> Cc: Zeng, Star <star.zeng@intel.com>; Yao, Jiewen <jiewen.yao@intel.com>;
> Kinney, Michael D <michael.d.kinney@intel.com>
> Subject: [PATCH] MdeModulePkg DxeCapsuleLib: Use Attr to know whether
> reset is required
> 
> Current DxeCapsuleLibFmp always do reset for FMP capsule.
> Actually, the code should use Attributes from FMP descriptor to know
> whether reset is required or not.
> 
> Cc: Jiewen Yao <jiewen.yao@intel.com>
> Cc: Michael D Kinney <michael.d.kinney@intel.com>
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Star Zeng <star.zeng@intel.com>
> ---
>  .../Library/DxeCapsuleLibFmp/DxeCapsuleLib.c       | 134
> ++++++++++++++++-----
>  .../DxeCapsuleLibFmp/DxeCapsuleProcessLib.c        |  40 ++++--
>  2 files changed, 134 insertions(+), 40 deletions(-)
> 
> diff --git a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
> b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
> index e88dab8c7642..d00d7d88ff7d 100644
> --- a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
> +++ b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
> @@ -620,11 +620,14 @@ DumpAllFmpInfo (
> 
>    @param[in]     UpdateImageTypeId       Used to identify device
> firmware targeted by this update.
>    @param[in]     UpdateHardwareInstance  The HardwareInstance to
> target with this update.
> -  @param[in,out] NoHandles               The number of handles
> returned in Buffer.
> -  @param[out]    Buffer[out]             A pointer to the buffer to return
> the requested array of handles.
> -
> -  @retval EFI_SUCCESS            The array of handles was returned in
> Buffer, and the number of
> -                                 handles in Buffer was returned in
> NoHandles.
> +  @param[out]    NoHandles               The number of handles
> returned in HandleBuf.
> +  @param[out]    HandleBuf               A pointer to the buffer to
> return the requested array of handles.
> +  @param[out]    ResetRequiredBuf        A pointer to the buffer to
> return reset required flag for
> +                                         the requested array of
> handles.
> +
> +  @retval EFI_SUCCESS            The array of handles and their reset
> required flag were returned in
> +                                 HandleBuf and ResetRequiredBuf, and
> the number of handles in HandleBuf
> +                                 was returned in NoHandles.
>    @retval EFI_NOT_FOUND          No handles match the search.
>    @retval EFI_OUT_OF_RESOURCES   There is not enough pool memory to
> store the matching results.
>  **/
> @@ -632,14 +635,16 @@ EFI_STATUS
>  GetFmpHandleBufferByType (
>    IN     EFI_GUID                     *UpdateImageTypeId,
>    IN     UINT64                       UpdateHardwareInstance,
> -  IN OUT UINTN                        *NoHandles,
> -  OUT    EFI_HANDLE                   **Buffer
> +  OUT    UINTN                        *NoHandles, OPTIONAL
> +  OUT    EFI_HANDLE                   **HandleBuf, OPTIONAL
> +  OUT    BOOLEAN                      **ResetRequiredBuf
> OPTIONAL
>    )
>  {
>    EFI_STATUS                                    Status;
>    EFI_HANDLE                                    *HandleBuffer;
>    UINTN                                         NumberOfHandles;
>    EFI_HANDLE
> *MatchedHandleBuffer;
> +  BOOLEAN
> *MatchedResetRequiredBuffer;
>    UINTN
> MatchedNumberOfHandles;
>    EFI_FIRMWARE_MANAGEMENT_PROTOCOL              *Fmp;
>    UINTN                                         Index;
> @@ -653,8 +658,15 @@ GetFmpHandleBufferByType (
>    UINTN                                         Index2;
>    EFI_FIRMWARE_IMAGE_DESCRIPTOR
> *TempFmpImageInfo;
> 
> -  *NoHandles = 0;
> -  *Buffer = NULL;
> +  if (NoHandles != NULL) {
> +    *NoHandles = 0;
> +  }
> +  if (HandleBuf != NULL) {
> +    *HandleBuf = NULL;
> +  }
> +  if (ResetRequiredBuf != NULL) {
> +    *ResetRequiredBuf = NULL;
> +  }
> 
>    Status = gBS->LocateHandleBuffer (
>                    ByProtocol,
> @@ -668,10 +680,26 @@ GetFmpHandleBufferByType (
>    }
> 
>    MatchedNumberOfHandles = 0;
> -  MatchedHandleBuffer = AllocateZeroPool (sizeof(EFI_HANDLE) *
> NumberOfHandles);
> -  if (MatchedHandleBuffer == NULL) {
> -    FreePool (HandleBuffer);
> -    return EFI_OUT_OF_RESOURCES;
> +
> +  MatchedHandleBuffer = NULL;
> +  if (HandleBuf != NULL) {
> +    MatchedHandleBuffer = AllocateZeroPool (sizeof(EFI_HANDLE) *
> NumberOfHandles);
> +    if (MatchedHandleBuffer == NULL) {
> +      FreePool (HandleBuffer);
> +      return EFI_OUT_OF_RESOURCES;
> +    }
> +  }
> +
> +  MatchedResetRequiredBuffer = NULL;
> +  if (ResetRequiredBuf != NULL) {
> +    MatchedResetRequiredBuffer = AllocateZeroPool (sizeof(BOOLEAN) *
> NumberOfHandles);
> +    if (MatchedResetRequiredBuffer == NULL) {
> +      if (MatchedHandleBuffer != NULL) {
> +        FreePool (MatchedHandleBuffer);
> +      }
> +      FreePool (HandleBuffer);
> +      return EFI_OUT_OF_RESOURCES;
> +    }
>    }
> 
>    for (Index = 0; Index < NumberOfHandles; Index++) {
> @@ -733,7 +761,15 @@ GetFmpHandleBufferByType (
>          if ((UpdateHardwareInstance == 0) ||
>              ((FmpImageInfoDescriptorVer >=
> EFI_FIRMWARE_IMAGE_DESCRIPTOR_VERSION) &&
>               (UpdateHardwareInstance ==
> TempFmpImageInfo->HardwareInstance))) {
> -          MatchedHandleBuffer[MatchedNumberOfHandles] =
> HandleBuffer[Index];
> +          if (MatchedHandleBuffer != NULL) {
> +            MatchedHandleBuffer[MatchedNumberOfHandles] =
> HandleBuffer[Index];
> +          }
> +          if (MatchedResetRequiredBuffer != NULL) {
> +            MatchedResetRequiredBuffer[MatchedNumberOfHandles] =
> (((TempFmpImageInfo->AttributesSupported &
> +
> IMAGE_ATTRIBUTE_RESET_REQUIRED) != 0) &&
> +
> ((TempFmpImageInfo->AttributesSetting &
> +
> IMAGE_ATTRIBUTE_RESET_REQUIRED) != 0));
> +          }
>            MatchedNumberOfHandles++;
>            break;
>          }
> @@ -749,8 +785,15 @@ GetFmpHandleBufferByType (
>      return EFI_NOT_FOUND;
>    }
> 
> -  *NoHandles = MatchedNumberOfHandles;
> -  *Buffer = MatchedHandleBuffer;
> +  if (NoHandles != NULL) {
> +    *NoHandles = MatchedNumberOfHandles;
> +  }
> +  if (HandleBuf != NULL) {
> +    *HandleBuf = MatchedHandleBuffer;
> +  }
> +  if (ResetRequiredBuf != NULL) {
> +    *ResetRequiredBuf = MatchedResetRequiredBuffer;
> +  }
> 
>    return EFI_SUCCESS;
>  }
> @@ -1078,7 +1121,8 @@ RecordFmpCapsuleStatus (
> 
>    This function need support nested FMP capsule.
> 
> -  @param[in]   CapsuleHeader         Points to a capsule header.
> +  @param[in]  CapsuleHeader         Points to a capsule header.
> +  @param[out] ResetRequired         Indicates whether reset is required
> or not.
> 
>    @retval EFI_SUCESS            Process Capsule Image successfully.
>    @retval EFI_UNSUPPORTED       Capsule image is not supported by the
> firmware.
> @@ -1088,7 +1132,8 @@ RecordFmpCapsuleStatus (
>  **/
>  EFI_STATUS
>  ProcessFmpCapsuleImage (
> -  IN EFI_CAPSULE_HEADER  *CapsuleHeader
> +  IN EFI_CAPSULE_HEADER  *CapsuleHeader,
> +  OUT BOOLEAN            *ResetRequired OPTIONAL
>    )
>  {
>    EFI_STATUS                                    Status;
> @@ -1098,6 +1143,7 @@ ProcessFmpCapsuleImage (
>    UINT32                                        ItemNum;
>    UINTN                                         Index;
>    EFI_HANDLE                                    *HandleBuffer;
> +  BOOLEAN
> *ResetRequiredBuffer;
>    UINTN                                         NumberOfHandles;
>    UINTN                                         DriverLen;
>    UINT64
> UpdateHardwareInstance;
> @@ -1106,7 +1152,7 @@ ProcessFmpCapsuleImage (
>    BOOLEAN                                       Abort;
> 
>    if (!IsFmpCapsuleGuid(&CapsuleHeader->CapsuleGuid)) {
> -    return ProcessFmpCapsuleImage ((EFI_CAPSULE_HEADER
> *)((UINTN)CapsuleHeader + CapsuleHeader->HeaderSize));
> +    return ProcessFmpCapsuleImage ((EFI_CAPSULE_HEADER
> *)((UINTN)CapsuleHeader + CapsuleHeader->HeaderSize), ResetRequired);
>    }
> 
>    NotReady = FALSE;
> @@ -1176,7 +1222,8 @@ ProcessFmpCapsuleImage (
>                 &ImageHeader->UpdateImageTypeId,
>                 UpdateHardwareInstance,
>                 &NumberOfHandles,
> -               &HandleBuffer
> +               &HandleBuffer,
> +               &ResetRequiredBuffer
>                 );
>      if (EFI_ERROR(Status)) {
>        NotReady = TRUE;
> @@ -1209,6 +1256,10 @@ ProcessFmpCapsuleImage (
>                   );
>        if (Status != EFI_SUCCESS) {
>          Abort = TRUE;
> +      } else {
> +        if (ResetRequired != NULL) {
> +          *ResetRequired |= ResetRequiredBuffer[Index2];
> +        }
>        }
> 
>        RecordFmpCapsuleStatus (
> @@ -1222,6 +1273,9 @@ ProcessFmpCapsuleImage (
>      if (HandleBuffer != NULL) {
>        FreePool(HandleBuffer);
>      }
> +    if (ResetRequiredBuffer != NULL) {
> +      FreePool(ResetRequiredBuffer);
> +    }
>    }
> 
>    if (NotReady) {
> @@ -1256,8 +1310,6 @@ IsNestedFmpCapsule (
>    UINTN                      NestedCapsuleSize;
>    ESRT_MANAGEMENT_PROTOCOL   *EsrtProtocol;
>    EFI_SYSTEM_RESOURCE_ENTRY  Entry;
> -  EFI_HANDLE                 *HandleBuffer;
> -  UINTN                      NumberOfHandles;
> 
>    EsrtGuidFound = FALSE;
>    if (mIsVirtualAddrConverted) {
> @@ -1286,19 +1338,16 @@ IsNestedFmpCapsule (
>      // Check Firmware Management Protocols
>      //
>      if (!EsrtGuidFound) {
> -      HandleBuffer = NULL;
>        Status = GetFmpHandleBufferByType (
>                   &CapsuleHeader->CapsuleGuid,
>                   0,
> -                 &NumberOfHandles,
> -                 &HandleBuffer
> +                 NULL,
> +                 NULL,
> +                 NULL
>                   );
>        if (!EFI_ERROR(Status)) {
>          EsrtGuidFound = TRUE;
>        }
> -      if (HandleBuffer != NULL) {
> -        FreePool (HandleBuffer);
> -      }
>      }
>    }
>    if (!EsrtGuidFound) {
> @@ -1386,6 +1435,7 @@ SupportCapsuleImage (
>    Caution: This function may receive untrusted input.
> 
>    @param[in]  CapsuleHeader         Points to a capsule header.
> +  @param[out] ResetRequired         Indicates whether reset is required
> or not.
> 
>    @retval EFI_SUCESS            Process Capsule Image successfully.
>    @retval EFI_UNSUPPORTED       Capsule image is not supported by the
> firmware.
> @@ -1394,8 +1444,9 @@ SupportCapsuleImage (
>  **/
>  EFI_STATUS
>  EFIAPI
> -ProcessCapsuleImage (
> -  IN EFI_CAPSULE_HEADER  *CapsuleHeader
> +ProcessThisCapsuleImage (
> +  IN EFI_CAPSULE_HEADER  *CapsuleHeader,
> +  OUT BOOLEAN            *ResetRequired OPTIONAL
>    )
>  {
>    EFI_STATUS                   Status;
> @@ -1432,7 +1483,7 @@ ProcessCapsuleImage (
>      // Process EFI FMP Capsule
>      //
>      DEBUG((DEBUG_INFO, "ProcessFmpCapsuleImage ...\n"));
> -    Status = ProcessFmpCapsuleImage(CapsuleHeader);
> +    Status = ProcessFmpCapsuleImage(CapsuleHeader, ResetRequired);
>      DEBUG((DEBUG_INFO, "ProcessFmpCapsuleImage - %r\n", Status));
> 
>      return Status;
> @@ -1442,6 +1493,27 @@ ProcessCapsuleImage (
>  }
> 
>  /**
> +  The firmware implements to process the capsule image.
> +
> +  Caution: This function may receive untrusted input.
> +
> +  @param[in]  CapsuleHeader         Points to a capsule header.
> +
> +  @retval EFI_SUCESS            Process Capsule Image successfully.
> +  @retval EFI_UNSUPPORTED       Capsule image is not supported by the
> firmware.
> +  @retval EFI_VOLUME_CORRUPTED  FV volume in the capsule is
> corrupted.
> +  @retval EFI_OUT_OF_RESOURCES  Not enough memory.
> +**/
> +EFI_STATUS
> +EFIAPI
> +ProcessCapsuleImage (
> +  IN EFI_CAPSULE_HEADER  *CapsuleHeader
> +  )
> +{
> +  return ProcessThisCapsuleImage (CapsuleHeader, NULL);
> +}
> +
> +/**
>    Callback function executed when the EndOfDxe event group is signaled.
> 
>    @param[in] Event      Event whose notification function is being
> invoked.
> diff --git a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleProcessLib.c
> b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleProcessLib.c
> index 26ca4e295f20..176dea196026 100644
> --- a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleProcessLib.c
> +++ b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleProcessLib.c
> @@ -99,13 +99,33 @@ IsValidCapsuleHeader (
>    );
> 
>  extern BOOLEAN                   mDxeCapsuleLibEndOfDxe;
> -BOOLEAN                          mNeedReset;
> +BOOLEAN                          mNeedReset = FALSE;
> 
>  VOID                        **mCapsulePtr;
>  EFI_STATUS                  *mCapsuleStatusArray;
>  UINT32                      mCapsuleTotalNumber;
> 
>  /**
> +  The firmware implements to process the capsule image.
> +
> +  Caution: This function may receive untrusted input.
> +
> +  @param[in]  CapsuleHeader         Points to a capsule header.
> +  @param[out] ResetRequired         Indicates whether reset is required
> or not.
> +
> +  @retval EFI_SUCESS            Process Capsule Image successfully.
> +  @retval EFI_UNSUPPORTED       Capsule image is not supported by the
> firmware.
> +  @retval EFI_VOLUME_CORRUPTED  FV volume in the capsule is
> corrupted.
> +  @retval EFI_OUT_OF_RESOURCES  Not enough memory.
> +**/
> +EFI_STATUS
> +EFIAPI
> +ProcessThisCapsuleImage (
> +  IN EFI_CAPSULE_HEADER  *CapsuleHeader,
> +  OUT BOOLEAN            *ResetRequired OPTIONAL
> +  );
> +
> +/**
>    Function indicate the current completion progress of the firmware
>    update. Platform may override with own specific progress function.
> 
> @@ -381,6 +401,7 @@ ProcessTheseCapsules (
>    UINT32                      Index;
>    ESRT_MANAGEMENT_PROTOCOL    *EsrtManagement;
>    UINT16                      EmbeddedDriverCount;
> +  BOOLEAN                     ResetRequired;
> 
>    REPORT_STATUS_CODE(EFI_PROGRESS_CODE, (EFI_SOFTWARE |
> PcdGet32(PcdStatusCodeSubClassCapsule) |
> PcdGet32(PcdCapsuleStatusCodeProcessCapsulesBegin)));
> 
> @@ -416,11 +437,11 @@ ProcessTheseCapsules (
>    for (Index = 0; Index < mCapsuleTotalNumber; Index++) {
>      CapsuleHeader = (EFI_CAPSULE_HEADER*) mCapsulePtr [Index];
>      if (CompareGuid (&CapsuleHeader->CapsuleGuid,
> &gWindowsUxCapsuleGuid)) {
> -      DEBUG ((DEBUG_INFO, "ProcessCapsuleImage (Ux) - 0x%x\n",
> CapsuleHeader));
> +      DEBUG ((DEBUG_INFO, "ProcessThisCapsuleImage (Ux) - 0x%x\n",
> CapsuleHeader));
>        DEBUG ((DEBUG_INFO, "Display logo capsule is found.\n"));
> -      Status = ProcessCapsuleImage (CapsuleHeader);
> +      Status = ProcessThisCapsuleImage (CapsuleHeader, NULL);
>        mCapsuleStatusArray [Index] = EFI_SUCCESS;
> -      DEBUG((DEBUG_INFO, "ProcessCapsuleImage (Ux) - %r\n", Status));
> +      DEBUG((DEBUG_INFO, "ProcessThisCapsuleImage (Ux) - %r\n",
> Status));
>        break;
>      }
>    }
> @@ -454,10 +475,11 @@ ProcessTheseCapsules (
>        }
> 
>        if ((!FirstRound) || (EmbeddedDriverCount == 0)) {
> -        DEBUG((DEBUG_INFO, "ProcessCapsuleImage - 0x%x\n",
> CapsuleHeader));
> -        Status = ProcessCapsuleImage (CapsuleHeader);
> +        DEBUG((DEBUG_INFO, "ProcessThisCapsuleImage - 0x%x\n",
> CapsuleHeader));
> +        ResetRequired = FALSE;
> +        Status = ProcessThisCapsuleImage (CapsuleHeader, &ResetRequired);
>          mCapsuleStatusArray [Index] = Status;
> -        DEBUG((DEBUG_INFO, "ProcessCapsuleImage - %r\n", Status));
> +        DEBUG((DEBUG_INFO, "ProcessThisCapsuleImage - %r\n", Status));
> 
>          if (Status != EFI_NOT_READY) {
>            if (EFI_ERROR(Status)) {
> @@ -467,8 +489,8 @@ ProcessTheseCapsules (
>              REPORT_STATUS_CODE(EFI_PROGRESS_CODE, (EFI_SOFTWARE
> | PcdGet32(PcdStatusCodeSubClassCapsule) |
> PcdGet32(PcdCapsuleStatusCodeUpdateFirmwareSuccess)));
>            }
> 
> -          if ((CapsuleHeader->Flags &
> PcdGet16(PcdSystemRebootAfterCapsuleProcessFlag)) != 0 ||
> -              IsFmpCapsule(CapsuleHeader)) {
> +          mNeedReset |= ResetRequired;
> +          if ((CapsuleHeader->Flags &
> PcdGet16(PcdSystemRebootAfterCapsuleProcessFlag)) != 0) {
>              mNeedReset = TRUE;
>            }
>          }
> --
> 2.7.0.windows.1



      reply	other threads:[~2018-07-31  0:45 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-30  8:54 [PATCH] MdeModulePkg DxeCapsuleLib: Use Attr to know whether reset is required Star Zeng
2018-07-31  0:45 ` Yao, Jiewen [this message]

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