From: "Gerd Hoffmann" <kraxel@redhat.com>
To: Min Xu <min.m.xu@intel.com>
Cc: devel@edk2.groups.io, Erdem Aktas <erdemaktas@google.com>,
James Bottomley <jejb@linux.ibm.com>,
Jiewen Yao <jiewen.yao@intel.com>,
Tom Lendacky <thomas.lendacky@amd.com>
Subject: Re: [PATCH V3 08/12] OvmfPkg: Introduce lazy accept in PlatformInitLib and PlatformPei
Date: Wed, 7 Sep 2022 07:37:17 +0200 [thread overview]
Message-ID: <20220907053717.gjboh23pkbh4khpl@sirius.home.kraxel.org> (raw)
In-Reply-To: <1cfb199b8cde681f11d25f5b471fa39c7032f9de.1662365866.git.min.m.xu@intel.com>
On Mon, Sep 05, 2022 at 04:35:02PM +0800, Min Xu wrote:
> From: Min M Xu <min.m.xu@intel.com>
>
> RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3937
>
> There are below major changes in PlatformInitLib/PlatformPei
> 1. ProcessHobList
> The unaccepted memory is accepted if it is under 4G address.
Good.
> If an EFI_RESOURCE_MEMORY_UNACCEPTED memory region is cross the 4G
> address, it will be split into 2 parts and only the left one (<4G)
> is accepted.
Looks pointless to me. I doubt this will ever happen given the address
space just below 4G is populated with firmware rom/flash, lapic, ioapic
and other devices.
take care,
Gerd
next prev parent reply other threads:[~2022-09-07 5:37 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-05 8:34 [PATCH V3 00/12] Introduce Lazy-accept for Tdx guest Min Xu
2022-09-05 8:34 ` [PATCH V3 01/12] MdeModulePkg: Add PrePiHob.h Min Xu
2022-09-07 5:31 ` Gerd Hoffmann
2022-09-05 8:34 ` [PATCH V3 02/12] MdePkg: Increase EFI_RESOURCE_MAX_MEMORY_TYPE Min Xu
2022-09-06 18:44 ` Michael D Kinney
2022-09-07 0:19 ` Min Xu
2022-09-05 8:34 ` [PATCH V3 03/12] OvmfPkg: Use EFI_RESOURCE_MEMORY_UNACCEPTED which defined in MdeModulePkg Min Xu
2022-09-07 5:31 ` Gerd Hoffmann
2022-09-05 8:34 ` [PATCH V3 04/12] MdePkg: Add UEFI Unaccepted memory definition Min Xu
2022-09-07 5:32 ` Gerd Hoffmann
2022-09-05 8:34 ` [PATCH V3 05/12] MdeModulePkg: Update Dxe to handle unaccepted memory type Min Xu
2022-09-07 5:32 ` Gerd Hoffmann
2022-09-05 8:35 ` [PATCH V3 06/12] ShellPkg: Update shell command memmap to show unaccepted memory Min Xu
2022-09-05 9:19 ` [edk2-devel] " Gao, Zhichao
2022-09-05 8:35 ` [PATCH V3 07/12] OvmfPkg: Add MaxAcceptedMemoryAddress in TDX work area Min Xu
2022-09-05 8:35 ` [PATCH V3 08/12] OvmfPkg: Introduce lazy accept in PlatformInitLib and PlatformPei Min Xu
2022-09-07 5:37 ` Gerd Hoffmann [this message]
2022-09-08 1:13 ` [edk2-devel] " Min Xu
2022-09-05 8:35 ` [PATCH V3 09/12] OvmfPkg: Update ConstructFwHobList for lazy accept Min Xu
2022-09-07 5:41 ` Gerd Hoffmann
2022-09-08 0:48 ` Min Xu
2022-09-08 7:43 ` Gerd Hoffmann
2022-09-05 8:35 ` [PATCH V3 10/12] MdePkg: The prototype definition of EdkiiMemoryAcceptProtocol Min Xu
2022-09-05 8:35 ` [PATCH V3 11/12] OvmfPkg: Realize EdkiiMemoryAcceptProtocol in TdxDxe Min Xu
2022-09-05 8:35 ` [PATCH V3 12/12] OvmfPkg: Call gEdkiiMemoryAcceptProtocolGuid to accept pages Min Xu
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