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Fri, 08 Apr 2022 19:25:33 -0700 (PDT) X-Gm-Message-State: c1KQGujgB52e19DIHjsPo6aEx1787277AA= X-Google-Smtp-Source: ABdhPJwrPrX2fCc5ShiP8lzVgxsFfiK6WVNcxO3fkuNP+zdKUO+93Ymrtz+c1QRbv1nGeKbhzYXaiA== X-Received: by 2002:a63:4e26:0:b0:386:1839:3bde with SMTP id c38-20020a634e26000000b0038618393bdemr18105535pgb.603.1649471132397; Fri, 08 Apr 2022 19:25:32 -0700 (PDT) X-Received: from fedora.flets-east.jp ([2400:4050:c360:8200:8ae8:3c4:c0da:7419]) by smtp.gmail.com with ESMTPSA id f30-20020a63755e000000b00381f6b7ef30sm22925174pgn.54.2022.04.08.19.25.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Apr 2022 19:25:31 -0700 (PDT) From: Akihiko Odaki To: Cc: devel@edk2.groups.io, Jian J Wang , Liming Gao , Dandan Bi , Michael D Kinney , Zhiguang Liu , Guo Dong , Ray Ni , Maurice Ma , Benjamin You , Akihiko Odaki Subject: [edk2-devel] [PATCH] UefiPayloadPkg: Keep reserved MMIO at runtime Date: Sat, 9 Apr 2022 11:25:21 +0900 Message-Id: <20220409022521.3913-1-akihiko.odaki@gmail.com> MIME-Version: 1.0 Precedence: Bulk List-Unsubscribe: List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,akihiko.odaki@gmail.com Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1649716357; bh=QOqq1aCg23Hqm9+vpzuuy3PI7OYvRHQDWMmf6413rQ8=; h=Cc:Date:From:Reply-To:Subject:To; b=uLTeTPCNzZmceF9hUH5QwRkeIvRnL5vNrJUdUw9UzUWgpYC9OkGaF0RaqytJ3fDiUx5 rDloNRi+ZuwPFwSV4TrjtYHf6+XlEoxTmEX8Iz4KeFEt3USeFM4Yz9vB0OWiFnuMDTxuL GbH+TVLd8YBk3/nd2hOCLi3G11ySyNLUAcg= X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1649716358801100002 Content-Type: text/plain; charset="utf-8" Signed-off-by: Akihiko Odaki --- MdeModulePkg/Core/Dxe/Gcd/Gcd.c | 9 +++++++++ MdePkg/Include/Pi/PiHob.h | 2 ++ UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c | 3 ++- 3 files changed, 13 insertions(+), 1 deletion(-) diff --git a/MdeModulePkg/Core/Dxe/Gcd/Gcd.c b/MdeModulePkg/Core/Dxe/Gcd/Gc= d.c index 3763467bdb..623b316c61 100644 --- a/MdeModulePkg/Core/Dxe/Gcd/Gcd.c +++ b/MdeModulePkg/Core/Dxe/Gcd/Gcd.c @@ -2628,6 +2628,15 @@ CoreInitializeGcdServices ( ResourceHob->ResourceLength, Capabilities ); + + if (!EFI_ERROR (Status) && + (ResourceHob->ResourceAttribute & EFI_RESOURCE_ATTRIBUTE_RUNTI= ME) =3D=3D EFI_RESOURCE_ATTRIBUTE_RUNTIME) { + Status =3D CoreSetMemorySpaceAttributes( + ResourceHob->PhysicalStart, + ResourceHob->ResourceLength, + EFI_MEMORY_RUNTIME + ); + } } =20 if (GcdIoType !=3D EfiGcdIoTypeNonExistent) { diff --git a/MdePkg/Include/Pi/PiHob.h b/MdePkg/Include/Pi/PiHob.h index e9f0ab4309..92bacbe62c 100644 --- a/MdePkg/Include/Pi/PiHob.h +++ b/MdePkg/Include/Pi/PiHob.h @@ -296,6 +296,8 @@ typedef UINT32 EFI_RESOURCE_ATTRIBUTE_TYPE; // #define EFI_RESOURCE_ATTRIBUTE_MORE_RELIABLE 0x02000000 =20 +#define EFI_RESOURCE_ATTRIBUTE_RUNTIME 0x04000000 + /// /// Describes the resource properties of all fixed, /// nonrelocatable resource ranges found on the processor diff --git a/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c b/UefiPaylo= adPkg/UefiPayloadEntry/UefiPayloadEntry.c index 0fed1e3691..a50f1c0271 100644 --- a/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c +++ b/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c @@ -74,7 +74,8 @@ MemInfoCallbackMmio ( EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE | - EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE; + EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE | + EFI_RESOURCE_ATTRIBUTE_RUNTIME; =20 BuildResourceDescriptorHob (Type, Attribue, (EFI_PHYSICAL_ADDRESS)Base, = Size); DEBUG ((DEBUG_INFO, "buildhob: base =3D 0x%lx, size =3D 0x%lx, type =3D = 0x%x\n", Base, Size, Type)); --=20 2.35.1 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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