From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: mx.groups.io; dkim=missing; spf=softfail (domain: citrix.com, ip: , mailfrom: prvs=99536ed25=anthony.perard@citrix.com) Received: from SMTP03.CITRIX.COM (SMTP03.CITRIX.COM []) by groups.io with SMTP; Tue, 09 Apr 2019 04:28:14 -0700 X-IronPort-AV: E=Sophos;i="5.60,329,1549929600"; d="scan'208";a="83096470" From: "Anthony PERARD" To: CC: Jordan Justen , Laszlo Ersek , Ard Biesheuvel , Julien Grall , , Anthony PERARD Subject: [PATCH v2 11/31] OvmfPkg/XenPlatformPei: Use mXenHvmloaderInfo to get E820 Date: Tue, 9 Apr 2019 12:08:24 +0100 Message-ID: <20190409110844.14746-12-anthony.perard@citrix.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190409110844.14746-1-anthony.perard@citrix.com> References: <20190409110844.14746-1-anthony.perard@citrix.com> MIME-Version: 1.0 Return-Path: anthony.perard@citrix.com Content-Transfer-Encoding: 8bit Content-Type: text/plain Use the already checked pointer mXenHvmloaderInfo to retrieve the E820 table produced by hvmloader. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Anthony PERARD --- OvmfPkg/XenPlatformPei/Xen.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/OvmfPkg/XenPlatformPei/Xen.c b/OvmfPkg/XenPlatformPei/Xen.c index a866641b67..df906b6be5 100644 --- a/OvmfPkg/XenPlatformPei/Xen.c +++ b/OvmfPkg/XenPlatformPei/Xen.c @@ -59,18 +59,18 @@ XenGetE820Map ( UINT32 *Count ) { - EFI_XEN_OVMF_INFO *Info = - (EFI_XEN_OVMF_INFO *)(UINTN) OVMF_INFO_PHYSICAL_ADDRESS; + // + // Get E820 produced by hvmloader + // + if (mXenHvmloaderInfo != NULL) { + ASSERT (mXenHvmloaderInfo->E820 < MAX_ADDRESS); + *Entries = (EFI_E820_ENTRY64 *)(UINTN) mXenHvmloaderInfo->E820; + *Count = mXenHvmloaderInfo->E820EntriesCount; - if (AsciiStrCmp ((CHAR8 *) Info->Signature, "XenHVMOVMF")) { - return EFI_NOT_FOUND; + return EFI_SUCCESS; } - ASSERT (Info->E820 < MAX_ADDRESS); - *Entries = (EFI_E820_ENTRY64 *)(UINTN) Info->E820; - *Count = Info->E820EntriesCount; - - return EFI_SUCCESS; + return EFI_NOT_FOUND; } /** -- Anthony PERARD