From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: citrix.com, ip: 216.71.145.153, mailfrom: anthony.perard@citrix.com) Received: from esa2.hc3370-68.iphmx.com (esa2.hc3370-68.iphmx.com [216.71.145.153]) by groups.io with SMTP; Thu, 04 Jul 2019 07:58:30 -0700 Authentication-Results: esa2.hc3370-68.iphmx.com; dkim=none (message not signed) header.i=none; spf=None smtp.pra=anthony.perard@citrix.com; spf=Pass smtp.mailfrom=anthony.perard@citrix.com; spf=None smtp.helo=postmaster@mail.citrix.com Received-SPF: None (esa2.hc3370-68.iphmx.com: no sender authenticity information available from domain of anthony.perard@citrix.com) identity=pra; client-ip=162.221.158.21; receiver=esa2.hc3370-68.iphmx.com; envelope-from="anthony.perard@citrix.com"; x-sender="anthony.perard@citrix.com"; x-conformance=sidf_compatible Received-SPF: Pass (esa2.hc3370-68.iphmx.com: domain of anthony.perard@citrix.com designates 162.221.158.21 as permitted sender) identity=mailfrom; client-ip=162.221.158.21; receiver=esa2.hc3370-68.iphmx.com; envelope-from="anthony.perard@citrix.com"; x-sender="anthony.perard@citrix.com"; x-conformance=sidf_compatible; x-record-type="v=spf1"; x-record-text="v=spf1 ip4:209.167.231.154 ip4:178.63.86.133 ip4:195.66.111.40/30 ip4:85.115.9.32/28 ip4:199.102.83.4 ip4:192.28.146.160 ip4:192.28.146.107 ip4:216.52.6.88 ip4:216.52.6.188 ip4:162.221.158.21 ip4:162.221.156.83 ~all" Received-SPF: None (esa2.hc3370-68.iphmx.com: no sender authenticity information available from domain of postmaster@mail.citrix.com) identity=helo; client-ip=162.221.158.21; receiver=esa2.hc3370-68.iphmx.com; envelope-from="anthony.perard@citrix.com"; x-sender="postmaster@mail.citrix.com"; x-conformance=sidf_compatible IronPort-SDR: BNtV4BG9xuANT0BCT3A38KfR5QYihkFAJ40qQZidDiqw7G0Qj5h0nAk7E5wHVp3qLSDAjTVliO gMEZloob9poZ5w9bplU5VKtvP5ShbkbvMUWN4nneIdOwyiuPHB2pMV4S5MedKtKXysb5vZrGes MYiuX1Tf8TvV4kqbZyLqRpQlYwgE/iubtdSEx6Q0JUvns63acjFq7zkFxAwVgdS+uSRPkNhbha B5cHx1ZiZLpIaqrwqi1jX20z+w+4ApzFcuoo7nqmevh60i+ZB5WgQAwyBqAxt6f8nntmB1xvWA ozo= X-SBRS: 2.7 X-MesageID: 2589151 X-Ironport-Server: esa2.hc3370-68.iphmx.com X-Remote-IP: 162.221.158.21 X-Policy: $RELAYED X-IronPort-AV: E=Sophos;i="5.63,451,1557201600"; d="scan'208";a="2589151" From: "Anthony PERARD" To: CC: , Ard Biesheuvel , Jordan Justen , Laszlo Ersek , Julien Grall , Anthony PERARD Subject: [PATCH v3 21/35] OvmfPkg/XenPlatformPei: Introduce XenPvhDetected Date: Thu, 4 Jul 2019 15:42:19 +0100 Message-ID: <20190704144233.27968-22-anthony.perard@citrix.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190704144233.27968-1-anthony.perard@citrix.com> References: <20190704144233.27968-1-anthony.perard@citrix.com> MIME-Version: 1.0 Return-Path: anthony.perard@citrix.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain XenPvhDetected() can be used to figure out if OVMF has started via the Xen PVH entry point. Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=3D1689 Signed-off-by: Anthony PERARD Acked-by: Laszlo Ersek --- OvmfPkg/XenPlatformPei/Platform.h | 5 +++++ OvmfPkg/XenPlatformPei/Xen.c | 13 +++++++++++++ 2 files changed, 18 insertions(+) diff --git a/OvmfPkg/XenPlatformPei/Platform.h b/OvmfPkg/XenPlatformPei/Pla= tform.h index 4a80057bdc..db9a62572f 100644 --- a/OvmfPkg/XenPlatformPei/Platform.h +++ b/OvmfPkg/XenPlatformPei/Platform.h @@ -99,6 +99,11 @@ XenHvmloaderDetected ( VOID=0D );=0D =0D +BOOLEAN=0D +XenPvhDetected (=0D + VOID=0D + );=0D +=0D VOID=0D AmdSevInitialize (=0D VOID=0D diff --git a/OvmfPkg/XenPlatformPei/Xen.c b/OvmfPkg/XenPlatformPei/Xen.c index 7d1696bb22..188e831c5c 100644 --- a/OvmfPkg/XenPlatformPei/Xen.c +++ b/OvmfPkg/XenPlatformPei/Xen.c @@ -214,6 +214,19 @@ XenHvmloaderDetected ( return (mXenHvmloaderInfo !=3D NULL);=0D }=0D =0D +BOOLEAN=0D +XenPvhDetected (=0D + VOID=0D + )=0D +{=0D + //=0D + // This function should only be used after XenConnect=0D + //=0D + ASSERT (mXenInfo.VersionMajor !=3D 0);=0D +=0D + return mXenHvmloaderInfo =3D=3D NULL;=0D +}=0D +=0D VOID=0D XenPublishRamRegions (=0D VOID=0D --=20 Anthony PERARD