> -----Original Message-----
> From: Chang, Abner (HPS SW/FW Technologist) <abner.ch...@hpe.com>
> Sent: Monday, April 12, 2021 6:57 PM
> To: Kinney, Michael D <michael.d.kin...@intel.com>; devel@edk2.groups.io
> Cc: Liming Gao <gaolim...@byosoft.com.cn>; Liu, Zhiguang
> <zhiguang....@intel.com>; Andrew Fish <af...@apple.com>
> Subject: RE: [Patch 1/3] MdePkg/Include: Allow CPU specific defines to be
> predefined
>
>
>
> > -----Original Message-----
> > From: Michael D Kinney [mailto:michael.d.kin...@intel.com]
> > Sent: Thursday, April 8, 2021 2:33 PM
> > To: devel@edk2.groups.io
> > Cc: Liming Gao <gaolim...@byosoft.com.cn>; Zhiguang Liu
> > <zhiguang....@intel.com>; Andrew Fish <af...@apple.com>; Chang, Abner
> > (HPS SW/FW Technologist) <abner.ch...@hpe.com>
> > Subject: [Patch 1/3] MdePkg/Include: Allow CPU specific defines to be
> > predefined
> >
> > REF:
> > https://urldefense.com/v3/__https://bugzilla.tianocore.org/show_bug.cgi?i
> > d=3308__;!!NpxR!2tD2XaYHZQmaFB9Nkxl0iin7W5JxSmdDV0VxeaVsY76lOFR
> > nfql_W6kvYXu66fA$
> >
> > The EDK II Build Specifications do not restrict the set of
> > CPU architectures that can be supported. Remove places in
> > the EDK II that assume a fixed set of CPU architectures.
> >
> > Update the following 3 DEFINES to allow them to be predefined
> > on the EDK II build command line using /D flags or in DSC file
> > [BuildOptions] sections.
> >
> > * EFI_IMAGE_MACHINE_TYPE_SUPPORTED
> > * EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED
> > * EFI_REMOVABLE_MEDIA_FILE_NAME
> >
> > Cc: Liming Gao <gaolim...@byosoft.com.cn>
> > Cc: Zhiguang Liu <zhiguang....@intel.com>
> > Cc: Andrew Fish <af...@apple.com>
> > Cc: Abner Chang <abner.ch...@hpe.com>
> > Signed-off-by: Michael D Kinney <michael.d.kin...@intel.com>
> > ---
> > MdePkg/Include/Uefi/UefiBaseType.h | 4 +++-
> > MdePkg/Include/Uefi/UefiSpec.h | 4 +++-
> > 2 files changed, 6 insertions(+), 2 deletions(-)
> >
> > diff --git a/MdePkg/Include/Uefi/UefiBaseType.h
> > b/MdePkg/Include/Uefi/UefiBaseType.h
> > index 934fc07285d9..92ffeb4c63d5 100644
> > --- a/MdePkg/Include/Uefi/UefiBaseType.h
> > +++ b/MdePkg/Include/Uefi/UefiBaseType.h
> > @@ -1,7 +1,7 @@
> > /** @file
> > Defines data types and constants introduced in UEFI.
> >
> > -Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
> > +Copyright (c) 2006 - 2021, Intel Corporation. All rights reserved.<BR>
> > Portions copyright (c) 2011 - 2016, ARM Ltd. All rights reserved.<BR>
> > Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights
> > reserved.<BR>
> >
> > @@ -248,6 +248,7 @@ typedef union {
> > #define EFI_IMAGE_MACHINE_RISCV64 0x5064
> > #define EFI_IMAGE_MACHINE_RISCV128 0x5128
> >
> > +#if !defined(EFI_IMAGE_MACHINE_TYPE_SUPPORTED)
> What if EFI_IMAGE_MACHINE_TYPE_SUPPORTED is predefined in /D but
> EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED is not?
> Throw a warning message or just fix it when build error happens?
>
> Abner
>
I was thinking a build error when it is referenced would be sufficient.
The other option is to generate an immediate #error if only one of the two are
predefined.
> > #if defined (MDE_CPU_IA32)
> >
> > #define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
> > @@ -294,5 +295,6 @@ typedef union {
> > #else
> > #error Unknown Processor Type
> > #endif
> > +#endif
> >
> > #endif
> > diff --git a/MdePkg/Include/Uefi/UefiSpec.h
> > b/MdePkg/Include/Uefi/UefiSpec.h
> > index 2b1b72d86286..8aeaebc44fd8 100644
> > --- a/MdePkg/Include/Uefi/UefiSpec.h
> > +++ b/MdePkg/Include/Uefi/UefiSpec.h
> > @@ -5,7 +5,7 @@
> > If a code construct is defined in the UEFI 2.7 specification it must be
> > included
> > by this include file.
> >
> > -Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
> > +Copyright (c) 2006 - 2021, Intel Corporation. All rights reserved.<BR>
> > Portions Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All
> > rights reserved.<BR>
> >
> > SPDX-License-Identifier: BSD-2-Clause-Patent
> > @@ -2211,6 +2211,7 @@ typedef struct {
> > #define EFI_REMOVABLE_MEDIA_FILE_NAME_AARCH64
> > L"\\EFI\\BOOT\\BOOTAA64.EFI"
> > #define EFI_REMOVABLE_MEDIA_FILE_NAME_RISCV64
> > L"\\EFI\\BOOT\\BOOTRISCV64.EFI"
> >
> > +#if !defined(EFI_REMOVABLE_MEDIA_FILE_NAME)
> > #if defined (MDE_CPU_IA32)
> > #define EFI_REMOVABLE_MEDIA_FILE_NAME
> > EFI_REMOVABLE_MEDIA_FILE_NAME_IA32
> > #elif defined (MDE_CPU_X64)
> > @@ -2225,6 +2226,7 @@ typedef struct {
> > #else
> > #error Unknown Processor Type
> > #endif
> > +#endif
> >
> > //
> > // The directory within the active EFI System Partition defined for
> > delivery of
> > capsule to firmware
> > --
> > 2.31.1.windows.1
>
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