From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mx.groups.io with SMTP id smtpd.web09.29295.1613385160627129367 for ; Mon, 15 Feb 2021 02:32:40 -0800 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: arm.com, ip: 217.140.110.172, mailfrom: vivek.gautam@arm.com) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 3D50A101E; Mon, 15 Feb 2021 02:32:40 -0800 (PST) Received: from usa.arm.com (a074945.blr.arm.com [10.162.16.71]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 860783F40C; Mon, 15 Feb 2021 02:32:38 -0800 (PST) From: "Vivek Kumar Gautam" To: devel@edk2.groups.io Cc: Ard Biesheuvel , Leif Lindholm , Sami Mujawar , Vivek Gautam Subject: [edk2-platforms][PATCH V1 2/2] Platform/Sgi: Enable ATS mode over PCI root complex Date: Mon, 15 Feb 2021 16:02:29 +0530 Message-Id: <20210215103229.12310-3-vivek.gautam@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210215103229.12310-1-vivek.gautam@arm.com> References: <20210215103229.12310-1-vivek.gautam@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Enable Address Translation Service (ATS) support for the PCI root complex listed in the iort table. Enabling ATS mode also enables PRI support. Signed-off-by: Vivek Gautam --- Platform/ARM/SgiPkg/AcpiTables/Iort.aslc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Platform/ARM/SgiPkg/AcpiTables/Iort.aslc b/Platform/ARM/SgiP= kg/AcpiTables/Iort.aslc index df9bd501158c..98f86eb7fb45 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/Iort.aslc +++ b/Platform/ARM/SgiPkg/AcpiTables/Iort.aslc @@ -133,7 +133,7 @@ ARM_EFI_ACPI_6_0_IO_REMAPPING_TABLE Iort =3D 0, // AllocationHints 0, // Reserved 0, // MemoryAccessFlags - EFI_ACPI_IORT_ROOT_COMPLEX_ATS_UNSUPPORTED, // AtsAttribute + EFI_ACPI_IORT_ROOT_COMPLEX_ATS_SUPPORTED, // AtsAttribute 0x0, // PciSegmentNumber }, // EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE --=20 2.17.1