On Wed, 28 Sept 2022 at 17:33, Dionna Glaze <dionnagl...@google.com> wrote: > > This Pcd is used to toggle whether ExitBootServices should not accept > all unaccepted memory. It's the loaded image's responsibility to enable > support so that it doesn't get memory types it doesn't understand in its > memory map. > > Cc: Gerd Hoffmann <kra...@redhat.com> > Cc: James Bottomley <j...@linux.ibm.com> > Cc: Jiewen Yao <jiewen....@intel.com> > Cc: Tom Lendacky <thomas.lenda...@amd.com> > Cc: Ard Biesheuvel <a...@kernel.org> > > Signed-off-by: Dionna Glaze <dionnagl...@google.com>
The name PcdEnableUnacceptedMemory is a bit confusing imho. Could we rename this to PcdAcceptAllUnacceptedMemory or something like that? > --- > MdeModulePkg/MdeModulePkg.dec | 6 ++++++ > MdeModulePkg/MdeModulePkg.uni | 6 ++++++ > 2 files changed, 12 insertions(+) > > diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec > index 58e6ab0048..dd07b3725a 100644 > --- a/MdeModulePkg/MdeModulePkg.dec > +++ b/MdeModulePkg/MdeModulePkg.dec > @@ -2102,6 +2102,12 @@ > # @Prompt The shared bit mask when Intel Tdx is enabled. > gEfiMdeModulePkgTokenSpaceGuid.PcdTdxSharedBitMask|0x0|UINT64|0x10000025 > > + ## Indicates if the memory map may include unaccepted memory after > ExitBootServices().<BR><BR> > + # TRUE - The memory map may include unaccepted memory after > ExitBootServices().<BR> > + # FALSE - The memory map may not include unaccepted memory after > ExitBootServices().<BR> > + # @Prompt Support unaccepted memory type. > + > gEfiMdeModulePkgTokenSpaceGuid.PcdEnableUnacceptedMemory|FALSE|BOOLEAN|0x10000026 > + > [PcdsPatchableInModule] > ## Specify memory size with page number for PEI code when > # Loading Module at Fixed Address feature is enabled. > diff --git a/MdeModulePkg/MdeModulePkg.uni b/MdeModulePkg/MdeModulePkg.uni > index 33ce9f6198..fde57da123 100644 > --- a/MdeModulePkg/MdeModulePkg.uni > +++ b/MdeModulePkg/MdeModulePkg.uni > @@ -1338,3 +1338,9 @@ > #string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdPcieResizableBarSupport_HELP > #language en-US "Indicates if the PCIe Resizable BAR Capability > Supported.<BR><BR>\n" > > "TRUE - PCIe Resizable BAR Capability is supported.<BR>\n" > > "FALSE - PCIe Resizable BAR Capability is not supported.<BR>" > + > +#string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdEnableUnacceptedMemory_PROMPT > #language en-US "Support unaccepted memory type" > +#string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdEnableUnacceptedMemory_HELP > #language en-US "Indicates if the memory map may include unaccepted memory " > + > "after ExitBootServices().<BR><BR>\n" > + > "TRUE - The memory map may include unaccepted memory after > ExitBootServices().<BR>\n" > + > "FALSE - The memory map may not include unaccepted memory after > ExitBootServices().<BR>\n" > -- > 2.37.3.998.g577e59143f-goog > -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#94477): https://edk2.groups.io/g/devel/message/94477 Mute This Topic: https://groups.io/mt/93975247/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
