On Sat, Feb 24, 2018 at 02:25:14PM +0000, Ard Biesheuvel wrote:
> Commit 4bf95a9f361e ("MdeModulePkg/ResetSystemRuntimeDxe: Add more
> debug message") broke the DEBUG build for all platforms that rely on
> MMIO mapped UART devices, since it introduces a DEBUG() print that
> may trigger at runtime, at which such UART devices are usually not
> mapped, resulting in an OS crash.
>
> Given that this mostly only affects ARM and AARCH64, it is not unlikely
> that similar inadvertent breakage will occur again in the future, so
> let's fix this once and for all by switching affected platforms to the
> new DxeRuntimeDebugLibSerialPort DebugLib implementation that takes care
> not to touch the UART hardware after ExitBootServices().
>
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Ard Biesheuvel <ard.biesheu...@linaro.org>
For the series (pending DxeRuntimeDebugLibSerialPort hitting edk2):
Reviewed-by: Leif Lindholm <leif.lindh...@linaro.org>
> ---
> Platform/AMD/OverdriveBoard/OverdriveBoard.dsc | 3 +++
> Platform/ARM/VExpressPkg/ArmVExpress.dsc.inc | 3 +++
> Platform/LeMaker/CelloBoard/CelloBoard.dsc | 3 +++
> Platform/Socionext/DeveloperBox/DeveloperBox.dsc | 3 +++
> Platform/Socionext/SynQuacerEvalBoard/SynQuacerEvalBoard.dsc | 3 +++
> Platform/SoftIron/Overdrive1000Board/Overdrive1000Board.dsc | 3 +++
> Silicon/Hisilicon/Hisilicon.dsc.inc | 3 +++
> Silicon/Marvell/Armada7k8k/Armada7k8k.dsc.inc | 3 +++
> 8 files changed, 24 insertions(+)
>
> diff --git a/Platform/AMD/OverdriveBoard/OverdriveBoard.dsc
> b/Platform/AMD/OverdriveBoard/OverdriveBoard.dsc
> index 7d85b78642da..348828e18d44 100644
> --- a/Platform/AMD/OverdriveBoard/OverdriveBoard.dsc
> +++ b/Platform/AMD/OverdriveBoard/OverdriveBoard.dsc
> @@ -227,6 +227,9 @@ [LibraryClasses.common.DXE_RUNTIME_DRIVER]
> HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
>
> MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
> CapsuleLib|MdeModulePkg/Library/DxeCapsuleLibFmp/DxeRuntimeCapsuleLib.inf
> +!if $(TARGET) != RELEASE
> +
> DebugLib|MdePkg/Library/DxeRuntimeDebugLibSerialPort/DxeRuntimeDebugLibSerialPort.inf
> +!endif
>
> [LibraryClasses.common.UEFI_APPLICATION]
>
> UefiDecompressLib|IntelFrameworkModulePkg/Library/BaseUefiTianoCustomDecompressLib/BaseUefiTianoCustomDecompressLib.inf
> diff --git a/Platform/ARM/VExpressPkg/ArmVExpress.dsc.inc
> b/Platform/ARM/VExpressPkg/ArmVExpress.dsc.inc
> index b026ce3a420a..7cb47937329e 100644
> --- a/Platform/ARM/VExpressPkg/ArmVExpress.dsc.inc
> +++ b/Platform/ARM/VExpressPkg/ArmVExpress.dsc.inc
> @@ -227,6 +227,9 @@ [LibraryClasses.common.DXE_RUNTIME_DRIVER]
> !if $(SECURE_BOOT_ENABLE) == TRUE
> BaseCryptLib|CryptoPkg/Library/BaseCryptLib/RuntimeCryptLib.inf
> !endif
> +!if $(TARGET) != RELEASE
> +
> DebugLib|MdePkg/Library/DxeRuntimeDebugLibSerialPort/DxeRuntimeDebugLibSerialPort.inf
> +!endif
>
> [LibraryClasses.ARM, LibraryClasses.AARCH64]
> #
> diff --git a/Platform/LeMaker/CelloBoard/CelloBoard.dsc
> b/Platform/LeMaker/CelloBoard/CelloBoard.dsc
> index 2468583c0daa..569e444f6b26 100644
> --- a/Platform/LeMaker/CelloBoard/CelloBoard.dsc
> +++ b/Platform/LeMaker/CelloBoard/CelloBoard.dsc
> @@ -211,6 +211,9 @@ [LibraryClasses.common.DXE_RUNTIME_DRIVER]
>
> MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
>
> ReportStatusCodeLib|IntelFrameworkModulePkg/Library/DxeReportStatusCodeLibFramework/DxeReportStatusCodeLib.inf
> CapsuleLib|MdeModulePkg/Library/DxeCapsuleLibNull/DxeCapsuleLibNull.inf
> +!if $(TARGET) != RELEASE
> +
> DebugLib|MdePkg/Library/DxeRuntimeDebugLibSerialPort/DxeRuntimeDebugLibSerialPort.inf
> +!endif
>
> [LibraryClasses.common.UEFI_APPLICATION]
>
> UefiDecompressLib|IntelFrameworkModulePkg/Library/BaseUefiTianoCustomDecompressLib/BaseUefiTianoCustomDecompressLib.inf
> diff --git a/Platform/Socionext/DeveloperBox/DeveloperBox.dsc
> b/Platform/Socionext/DeveloperBox/DeveloperBox.dsc
> index 8450d7800e43..925ce36d278b 100644
> --- a/Platform/Socionext/DeveloperBox/DeveloperBox.dsc
> +++ b/Platform/Socionext/DeveloperBox/DeveloperBox.dsc
> @@ -208,6 +208,9 @@ [LibraryClasses.common.DXE_RUNTIME_DRIVER]
> CapsuleLib|MdeModulePkg/Library/DxeCapsuleLibFmp/DxeRuntimeCapsuleLib.inf
>
> ResetSystemLib|ArmPkg/Library/ArmSmcPsciResetSystemLib/ArmSmcPsciResetSystemLib.inf
> BaseMemoryLib|MdePkg/Library/BaseMemoryLib/BaseMemoryLib.inf
> +!if $(TARGET) != RELEASE
> +
> DebugLib|MdePkg/Library/DxeRuntimeDebugLibSerialPort/DxeRuntimeDebugLibSerialPort.inf
> +!endif
>
>
> ################################################################################
> #
> diff --git a/Platform/Socionext/SynQuacerEvalBoard/SynQuacerEvalBoard.dsc
> b/Platform/Socionext/SynQuacerEvalBoard/SynQuacerEvalBoard.dsc
> index 45ab2afc4069..2d5a94ed1dab 100644
> --- a/Platform/Socionext/SynQuacerEvalBoard/SynQuacerEvalBoard.dsc
> +++ b/Platform/Socionext/SynQuacerEvalBoard/SynQuacerEvalBoard.dsc
> @@ -203,6 +203,9 @@ [LibraryClasses.common.DXE_RUNTIME_DRIVER]
> HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
> CapsuleLib|MdeModulePkg/Library/DxeCapsuleLibFmp/DxeRuntimeCapsuleLib.inf
>
> ResetSystemLib|ArmPkg/Library/ArmSmcPsciResetSystemLib/ArmSmcPsciResetSystemLib.inf
> +!if $(TARGET) != RELEASE
> +
> DebugLib|MdePkg/Library/DxeRuntimeDebugLibSerialPort/DxeRuntimeDebugLibSerialPort.inf
> +!endif
>
>
> ################################################################################
> #
> diff --git a/Platform/SoftIron/Overdrive1000Board/Overdrive1000Board.dsc
> b/Platform/SoftIron/Overdrive1000Board/Overdrive1000Board.dsc
> index f0a7e9794153..3f4c7c8a3eef 100644
> --- a/Platform/SoftIron/Overdrive1000Board/Overdrive1000Board.dsc
> +++ b/Platform/SoftIron/Overdrive1000Board/Overdrive1000Board.dsc
> @@ -217,6 +217,9 @@ [LibraryClasses.common.DXE_RUNTIME_DRIVER]
>
> MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
>
> ReportStatusCodeLib|IntelFrameworkModulePkg/Library/DxeReportStatusCodeLibFramework/DxeReportStatusCodeLib.inf
> CapsuleLib|MdeModulePkg/Library/DxeCapsuleLibNull/DxeCapsuleLibNull.inf
> +!if $(TARGET) != RELEASE
> +
> DebugLib|MdePkg/Library/DxeRuntimeDebugLibSerialPort/DxeRuntimeDebugLibSerialPort.inf
> +!endif
>
> [LibraryClasses.common.UEFI_APPLICATION]
>
> UefiDecompressLib|IntelFrameworkModulePkg/Library/BaseUefiTianoCustomDecompressLib/BaseUefiTianoCustomDecompressLib.inf
> diff --git a/Silicon/Hisilicon/Hisilicon.dsc.inc
> b/Silicon/Hisilicon/Hisilicon.dsc.inc
> index 9050f29be381..b196322a20e2 100644
> --- a/Silicon/Hisilicon/Hisilicon.dsc.inc
> +++ b/Silicon/Hisilicon/Hisilicon.dsc.inc
> @@ -213,6 +213,9 @@ [LibraryClasses.common.DXE_RUNTIME_DRIVER]
> !ifndef CONFIG_NO_DEBUGLIB
>
> DebugLib|IntelFrameworkModulePkg/Library/PeiDxeDebugLibReportStatusCode/PeiDxeDebugLibReportStatusCode.inf
> !endif
> +!if $(TARGET) != RELEASE
> +
> DebugLib|MdePkg/Library/DxeRuntimeDebugLibSerialPort/DxeRuntimeDebugLibSerialPort.inf
> +!endif
>
> [LibraryClasses.AARCH64]
>
> ArmGenericTimerCounterLib|ArmPkg/Library/ArmGenericTimerPhyCounterLib/ArmGenericTimerPhyCounterLib.inf
> diff --git a/Silicon/Marvell/Armada7k8k/Armada7k8k.dsc.inc
> b/Silicon/Marvell/Armada7k8k/Armada7k8k.dsc.inc
> index ef70b5216727..535cc3ff4c19 100644
> --- a/Silicon/Marvell/Armada7k8k/Armada7k8k.dsc.inc
> +++ b/Silicon/Marvell/Armada7k8k/Armada7k8k.dsc.inc
> @@ -184,6 +184,9 @@ [LibraryClasses.common.DXE_RUNTIME_DRIVER]
> HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
>
> MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
> CapsuleLib|MdeModulePkg/Library/DxeCapsuleLibNull/DxeCapsuleLibNull.inf
> +!if $(TARGET) != RELEASE
> +
> DebugLib|MdePkg/Library/DxeRuntimeDebugLibSerialPort/DxeRuntimeDebugLibSerialPort.inf
> +!endif
>
> [LibraryClasses.ARM, LibraryClasses.AARCH64]
> #
> --
> 2.11.0
>
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