From cb75259e3325281d289c80287f783b8ac0d3835e Mon Sep 17 00:00:00 2001
From: Manuel Bentele
Date: Tue, 23 Nov 2021 13:55:38 +0100
Subject: [qemu] Create missing ACPI OpRegion for GVT-g instance on UEFI
 machines

---
 .../modules/qemu/data/usr/share/qemu/vbios_gvt_uefi.rom | Bin 0 -> 19968 bytes
 .../TransformationSpecificQemuMdevPassthroughIntel.java |  11 +++++++++++
 2 files changed, 11 insertions(+)
 create mode 100644 core/modules/qemu/data/usr/share/qemu/vbios_gvt_uefi.rom

(limited to 'core/modules/qemu')

diff --git a/core/modules/qemu/data/usr/share/qemu/vbios_gvt_uefi.rom b/core/modules/qemu/data/usr/share/qemu/vbios_gvt_uefi.rom
new file mode 100644
index 00000000..040e3429
Binary files /dev/null and b/core/modules/qemu/data/usr/share/qemu/vbios_gvt_uefi.rom differ
diff --git a/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationSpecificQemuMdevPassthroughIntel.java b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationSpecificQemuMdevPassthroughIntel.java
index 88a7a7bf..89266b97 100644
--- a/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationSpecificQemuMdevPassthroughIntel.java
+++ b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationSpecificQemuMdevPassthroughIntel.java
@@ -29,6 +29,11 @@ public class TransformationSpecificQemuMdevPassthroughIntel
 	 */
 	private static final String NAME = "QEMU mediated device passthrough [Intel]";
 
+	/**
+	 * Path to the UEFI rom file for Intel GVT-g instances.
+	 */
+	private static final String INTEL_GVT_G_UEFI_ROMFILE = "/usr/share/qemu/vbios_gvt_uefi.rom";
+
 	/**
 	 * Creates a new Intel mediated device passthrough transformation for Libvirt/QEMU virtualization
 	 * configurations.
@@ -117,6 +122,12 @@ public class TransformationSpecificQemuMdevPassthroughIntel
 			config.addQemuCmdlnArgument( "-set" );
 			config.addQemuCmdlnArgument( "device.hostdev0.driver=vfio-pci-nohotplug" );
 
+			// set Intel specific rom file for GVT-g if UEFI loader is used
+			if ( config.getOsLoader() != null && !config.getOsLoader().isEmpty() ) {
+				config.addQemuCmdlnArgument( "-set" );
+				config.addQemuCmdlnArgument( "device.hostdev0.romfile=" + INTEL_GVT_G_UEFI_ROMFILE );
+			}
+
 			// disable all software video devices by disable them
 			for ( Video videoDevice : config.getVideoDevices() ) {
 				videoDevice.disable();
-- 
cgit v1.2.3-55-g7522