From 66a4020c3c2163aeffc9757851f33c346ecfd870 Mon Sep 17 00:00:00 2001 From: Sai Praneeth Prakhya Date: Mon, 4 Apr 2016 12:15:12 -0700 Subject: [PATCH] OvmfPkg: Enable BGRT in OVMF By default, firmware (OVMF - Open source Virtual Machine Firmware) never publishes BGRT (Boot Graphics Resource Table) and in the boot process Linux kernel checks for this table and if it fails to find BGRT table then corresponding code in Linux kernel is not executed. EDK II (EFI Development Kit, thus OVMF) already has BGRT source code packaged into it but it is excluded from the build process of OVMF. These changes to build system of OVMF enables BGRT in 32-bit and 64-bit OVMF. There are only two files that need to be modified in order to do this. The first one being OvmfPkg*.dsc (this file describes the platform) and the second one being OvmfPkg*.fdf (this file describes firmware descriptor volume). A *.inf file (here "BootGraphicsResourceTableDxe.inf") describes a module (here BGRT). So, include "BootGraphicsResourceTableDxe.inf" file in "OvmfPkg*.dsc" so that BGRT source code will be compiled and "BootGraphicsResourceTableDxe.efi" file is generated and we should also include "BootGraphicsResourceTableDxe.inf" file in "OvmfPkg*.fdf" file so that "BootGraphicsResourceTableDxe.efi" will be placed in a firmware volume and thus gets published. Signed-off-by: Sai Praneeth Prakhya --- OvmfPkg/OvmfPkgIa32.dsc | 1 + OvmfPkg/OvmfPkgIa32.fdf | 1 + OvmfPkg/OvmfPkgIa32X64.dsc | 1 + OvmfPkg/OvmfPkgIa32X64.fdf | 1 + OvmfPkg/OvmfPkgX64.dsc | 1 + OvmfPkg/OvmfPkgX64.fdf | 1 + 6 files changed, 6 insertions(+) diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc index 9e5b477..0582219 100644 --- a/OvmfPkg/OvmfPkgIa32.dsc +++ b/OvmfPkg/OvmfPkgIa32.dsc @@ -647,6 +647,7 @@ OvmfPkg/AcpiS3SaveDxe/AcpiS3SaveDxe.inf MdeModulePkg/Universal/Acpi/S3SaveStateDxe/S3SaveStateDxe.inf MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/BootScriptExecutorDxe.inf + MdeModulePkg/Universal/Acpi/BootGraphicsResourceTableDxe/BootGraphicsResourceTableDxe.inf # # Network Support diff --git a/OvmfPkg/OvmfPkgIa32.fdf b/OvmfPkg/OvmfPkgIa32.fdf index fc203f2..f968cb7 100644 --- a/OvmfPkg/OvmfPkgIa32.fdf +++ b/OvmfPkg/OvmfPkgIa32.fdf @@ -274,6 +274,7 @@ INF RuleOverride=ACPITABLE OvmfPkg/AcpiTables/AcpiTables.inf INF OvmfPkg/AcpiS3SaveDxe/AcpiS3SaveDxe.inf INF MdeModulePkg/Universal/Acpi/S3SaveStateDxe/S3SaveStateDxe.inf INF MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/BootScriptExecutorDxe.inf +INF MdeModulePkg/Universal/Acpi/BootGraphicsResourceTableDxe/BootGraphicsResourceTableDxe.inf INF RuleOverride = BINARY FatBinPkg/EnhancedFatDxe/Fat.inf diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc index 6e4da4f..8289385 100644 --- a/OvmfPkg/OvmfPkgIa32X64.dsc +++ b/OvmfPkg/OvmfPkgIa32X64.dsc @@ -656,6 +656,7 @@ OvmfPkg/AcpiS3SaveDxe/AcpiS3SaveDxe.inf MdeModulePkg/Universal/Acpi/S3SaveStateDxe/S3SaveStateDxe.inf MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/BootScriptExecutorDxe.inf + MdeModulePkg/Universal/Acpi/BootGraphicsResourceTableDxe/BootGraphicsResourceTableDxe.inf # # Network Support diff --git a/OvmfPkg/OvmfPkgIa32X64.fdf b/OvmfPkg/OvmfPkgIa32X64.fdf index d3f46f3..282d40b 100644 --- a/OvmfPkg/OvmfPkgIa32X64.fdf +++ b/OvmfPkg/OvmfPkgIa32X64.fdf @@ -274,6 +274,7 @@ INF RuleOverride=ACPITABLE OvmfPkg/AcpiTables/AcpiTables.inf INF OvmfPkg/AcpiS3SaveDxe/AcpiS3SaveDxe.inf INF MdeModulePkg/Universal/Acpi/S3SaveStateDxe/S3SaveStateDxe.inf INF MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/BootScriptExecutorDxe.inf +INF MdeModulePkg/Universal/Acpi/BootGraphicsResourceTableDxe/BootGraphicsResourceTableDxe.inf INF RuleOverride = BINARY USE = X64 FatBinPkg/EnhancedFatDxe/Fat.inf diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc index 3d6d43e..0f956a7 100644 --- a/OvmfPkg/OvmfPkgX64.dsc +++ b/OvmfPkg/OvmfPkgX64.dsc @@ -654,6 +654,7 @@ OvmfPkg/AcpiS3SaveDxe/AcpiS3SaveDxe.inf MdeModulePkg/Universal/Acpi/S3SaveStateDxe/S3SaveStateDxe.inf MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/BootScriptExecutorDxe.inf + MdeModulePkg/Universal/Acpi/BootGraphicsResourceTableDxe/BootGraphicsResourceTableDxe.inf # # Network Support diff --git a/OvmfPkg/OvmfPkgX64.fdf b/OvmfPkg/OvmfPkgX64.fdf index 15ef13a..9708fd5 100644 --- a/OvmfPkg/OvmfPkgX64.fdf +++ b/OvmfPkg/OvmfPkgX64.fdf @@ -274,6 +274,7 @@ INF RuleOverride=ACPITABLE OvmfPkg/AcpiTables/AcpiTables.inf INF OvmfPkg/AcpiS3SaveDxe/AcpiS3SaveDxe.inf INF MdeModulePkg/Universal/Acpi/S3SaveStateDxe/S3SaveStateDxe.inf INF MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/BootScriptExecutorDxe.inf +INF MdeModulePkg/Universal/Acpi/BootGraphicsResourceTableDxe/BootGraphicsResourceTableDxe.inf INF RuleOverride = BINARY FatBinPkg/EnhancedFatDxe/Fat.inf -- 2.7.4