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https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Hao Wu <hao.a.wu@intel.com> Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
603 lines
20 KiB
C
603 lines
20 KiB
C
/** @file
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This module install ACPI Boot Graphics Resource Table (BGRT).
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Copyright (c) 2011 - 2018, Intel Corporation. All rights reserved.<BR>
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Copyright (c) 2016, Microsoft Corporation<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <Uefi.h>
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#include <IndustryStandard/Acpi.h>
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#include <Protocol/AcpiTable.h>
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#include <Protocol/GraphicsOutput.h>
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#include <Protocol/BootLogo.h>
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#include <Protocol/BootLogo2.h>
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#include <Guid/EventGroup.h>
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#include <Library/BaseLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/DebugLib.h>
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#include <Library/PcdLib.h>
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#include <Library/SafeIntLib.h>
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#include <Library/BmpSupportLib.h>
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/**
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Update information of logo image drawn on screen.
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@param[in] This The pointer to the Boot Logo protocol 2 instance.
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@param[in] BltBuffer The BLT buffer for logo drawn on screen. If BltBuffer
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is set to NULL, it indicates that logo image is no
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longer on the screen.
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@param[in] DestinationX X coordinate of destination for the BltBuffer.
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@param[in] DestinationY Y coordinate of destination for the BltBuffer.
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@param[in] Width Width of rectangle in BltBuffer in pixels.
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@param[in] Height Hight of rectangle in BltBuffer in pixels.
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@retval EFI_SUCCESS The boot logo information was updated.
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@retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.
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@retval EFI_OUT_OF_RESOURCES The logo information was not updated due to
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insufficient memory resources.
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**/
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EFI_STATUS
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EFIAPI
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SetBootLogo (
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IN EFI_BOOT_LOGO_PROTOCOL *This,
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IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer OPTIONAL,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height
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);
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/**
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Update information of logo image drawn on screen.
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@param[in] This The pointer to the Boot Logo protocol 2 instance.
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@param[in] BltBuffer The BLT buffer for logo drawn on screen. If BltBuffer
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is set to NULL, it indicates that logo image is no
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longer on the screen.
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@param[in] DestinationX X coordinate of destination for the BltBuffer.
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@param[in] DestinationY Y coordinate of destination for the BltBuffer.
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@param[in] Width Width of rectangle in BltBuffer in pixels.
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@param[in] Height Hight of rectangle in BltBuffer in pixels.
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@retval EFI_SUCCESS The boot logo information was updated.
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@retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.
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@retval EFI_OUT_OF_RESOURCES The logo information was not updated due to
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insufficient memory resources.
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**/
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EFI_STATUS
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EFIAPI
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SetBootLogo2 (
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IN EDKII_BOOT_LOGO2_PROTOCOL *This,
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IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer OPTIONAL,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height
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);
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/**
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Get the location of the boot logo on the screen.
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@param[in] This The pointer to the Boot Logo Protocol 2 instance
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@param[out] BltBuffer Returns pointer to the GOP BLT buffer that was
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previously registered with SetBootLogo2(). The
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buffer returned must not be modified or freed.
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@param[out] DestinationX Returns the X start position of the GOP BLT buffer
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that was previously registered with SetBootLogo2().
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@param[out] DestinationY Returns the Y start position of the GOP BLT buffer
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that was previously registered with SetBootLogo2().
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@param[out] Width Returns the width of the GOP BLT buffer
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that was previously registered with SetBootLogo2().
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@param[out] Height Returns the height of the GOP BLT buffer
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that was previously registered with SetBootLogo2().
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@retval EFI_SUCCESS The location of the boot logo was returned.
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@retval EFI_NOT_READY The boot logo has not been set.
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@retval EFI_INVALID_PARAMETER BltBuffer is NULL.
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@retval EFI_INVALID_PARAMETER DestinationX is NULL.
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@retval EFI_INVALID_PARAMETER DestinationY is NULL.
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@retval EFI_INVALID_PARAMETER Width is NULL.
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@retval EFI_INVALID_PARAMETER Height is NULL.
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**/
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EFI_STATUS
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EFIAPI
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GetBootLogo2 (
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IN EDKII_BOOT_LOGO2_PROTOCOL *This,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL **BltBuffer,
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OUT UINTN *DestinationX,
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OUT UINTN *DestinationY,
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OUT UINTN *Width,
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OUT UINTN *Height
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);
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//
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// Boot Logo Protocol Handle
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//
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EFI_HANDLE mBootLogoHandle = NULL;
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//
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// Boot Logo Protocol Instance
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//
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EFI_BOOT_LOGO_PROTOCOL mBootLogoProtocolTemplate = {
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SetBootLogo
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};
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///
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/// Boot Logo 2 Protocol instance
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///
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EDKII_BOOT_LOGO2_PROTOCOL mBootLogo2ProtocolTemplate = {
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SetBootLogo2,
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GetBootLogo2
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};
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EFI_EVENT mBootGraphicsReadyToBootEvent;
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UINTN mBootGraphicsResourceTableKey = 0;
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BOOLEAN mIsLogoValid = FALSE;
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EFI_GRAPHICS_OUTPUT_BLT_PIXEL *mLogoBltBuffer = NULL;
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UINTN mLogoDestX = 0;
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UINTN mLogoDestY = 0;
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UINTN mLogoWidth = 0;
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UINTN mLogoHeight = 0;
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BOOLEAN mAcpiBgrtInstalled = FALSE;
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BOOLEAN mAcpiBgrtStatusChanged = FALSE;
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BOOLEAN mAcpiBgrtBufferChanged = FALSE;
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//
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// ACPI Boot Graphics Resource Table template
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//
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EFI_ACPI_5_0_BOOT_GRAPHICS_RESOURCE_TABLE mBootGraphicsResourceTableTemplate = {
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{
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EFI_ACPI_5_0_BOOT_GRAPHICS_RESOURCE_TABLE_SIGNATURE,
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sizeof (EFI_ACPI_5_0_BOOT_GRAPHICS_RESOURCE_TABLE),
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EFI_ACPI_5_0_BOOT_GRAPHICS_RESOURCE_TABLE_REVISION, // Revision
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0x00, // Checksum will be updated at runtime
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//
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// It is expected that these values will be updated at EntryPoint.
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//
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{0x00}, // OEM ID is a 6 bytes long field
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0x00, // OEM Table ID(8 bytes long)
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0x00, // OEM Revision
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0x00, // Creator ID
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0x00, // Creator Revision
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},
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EFI_ACPI_5_0_BGRT_VERSION, // Version
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EFI_ACPI_5_0_BGRT_STATUS_VALID, // Status
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EFI_ACPI_5_0_BGRT_IMAGE_TYPE_BMP, // Image Type
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0, // Image Address
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0, // Image Offset X
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0 // Image Offset Y
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};
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/**
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Update information of logo image drawn on screen.
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@param This The pointer to the Boot Logo protocol instance.
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@param BltBuffer The BLT buffer for logo drawn on screen. If BltBuffer
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is set to NULL, it indicates that logo image is no
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longer on the screen.
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@param DestinationX X coordinate of destination for the BltBuffer.
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@param DestinationY Y coordinate of destination for the BltBuffer.
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@param Width Width of rectangle in BltBuffer in pixels.
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@param Height Hight of rectangle in BltBuffer in pixels.
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@retval EFI_SUCCESS The boot logo information was updated.
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@retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.
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@retval EFI_OUT_OF_RESOURCES The logo information was not updated due to
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insufficient memory resources.
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**/
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EFI_STATUS
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EFIAPI
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SetBootLogo (
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IN EFI_BOOT_LOGO_PROTOCOL *This,
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IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer OPTIONAL,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height
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)
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{
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//
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// Call same service in Boot Logo 2 Protocol
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//
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return SetBootLogo2 (
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&mBootLogo2ProtocolTemplate,
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BltBuffer,
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DestinationX,
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DestinationY,
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Width,
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Height
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);
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}
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/**
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Update information of logo image drawn on screen.
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@param[in] This The pointer to the Boot Logo protocol 2 instance.
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@param[in] BltBuffer The BLT buffer for logo drawn on screen. If BltBuffer
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is set to NULL, it indicates that logo image is no
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longer on the screen.
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@param[in] DestinationX X coordinate of destination for the BltBuffer.
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@param[in] DestinationY Y coordinate of destination for the BltBuffer.
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@param[in] Width Width of rectangle in BltBuffer in pixels.
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@param[in] Height Hight of rectangle in BltBuffer in pixels.
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@retval EFI_SUCCESS The boot logo information was updated.
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@retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.
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@retval EFI_OUT_OF_RESOURCES The logo information was not updated due to
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insufficient memory resources.
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**/
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EFI_STATUS
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EFIAPI
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SetBootLogo2 (
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IN EDKII_BOOT_LOGO2_PROTOCOL *This,
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IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer OPTIONAL,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height
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)
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{
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EFI_STATUS Status;
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UINTN BufferSize;
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UINT32 Result32;
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if (BltBuffer == NULL) {
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mIsLogoValid = FALSE;
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mAcpiBgrtStatusChanged = TRUE;
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return EFI_SUCCESS;
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}
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//
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// Width and height are not allowed to be zero.
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//
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if (Width == 0 || Height == 0) {
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return EFI_INVALID_PARAMETER;
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}
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//
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// Verify destination, width, and height do not overflow 32-bit values.
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// The Boot Graphics Resource Table only has 32-bit fields for these values.
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//
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Status = SafeUintnToUint32 (DestinationX, &Result32);
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if (EFI_ERROR (Status)) {
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return EFI_INVALID_PARAMETER;
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}
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Status = SafeUintnToUint32 (DestinationY, &Result32);
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if (EFI_ERROR (Status)) {
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return EFI_INVALID_PARAMETER;
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}
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Status = SafeUintnToUint32 (Width, &Result32);
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if (EFI_ERROR (Status)) {
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return EFI_INVALID_PARAMETER;
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}
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Status = SafeUintnToUint32 (Height, &Result32);
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if (EFI_ERROR (Status)) {
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return EFI_INVALID_PARAMETER;
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}
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//
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// Ensure the Height * Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL) does
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// not overflow UINTN
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//
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Status = SafeUintnMult (
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Width,
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Height,
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&BufferSize
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);
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if (EFI_ERROR (Status)) {
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return EFI_UNSUPPORTED;
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}
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Status = SafeUintnMult (
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BufferSize,
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sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL),
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&BufferSize
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);
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if (EFI_ERROR (Status)) {
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return EFI_UNSUPPORTED;
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}
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//
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// Update state
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//
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mAcpiBgrtBufferChanged = TRUE;
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//
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// Free old logo buffer
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//
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if (mLogoBltBuffer != NULL) {
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FreePool (mLogoBltBuffer);
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mLogoBltBuffer = NULL;
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}
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//
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// Allocate new logo buffer
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//
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mLogoBltBuffer = AllocateCopyPool (BufferSize, BltBuffer);
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if (mLogoBltBuffer == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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mLogoDestX = DestinationX;
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mLogoDestY = DestinationY;
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mLogoWidth = Width;
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mLogoHeight = Height;
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mIsLogoValid = TRUE;
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return EFI_SUCCESS;
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}
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/**
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Get the location of the boot logo on the screen.
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@param[in] This The pointer to the Boot Logo Protocol 2 instance
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@param[out] BltBuffer Returns pointer to the GOP BLT buffer that was
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previously registered with SetBootLogo2(). The
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buffer returned must not be modified or freed.
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@param[out] DestinationX Returns the X start position of the GOP BLT buffer
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that was previously registered with SetBootLogo2().
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@param[out] DestinationY Returns the Y start position of the GOP BLT buffer
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that was previously registered with SetBootLogo2().
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@param[out] Width Returns the width of the GOP BLT buffer
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that was previously registered with SetBootLogo2().
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@param[out] Height Returns the height of the GOP BLT buffer
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that was previously registered with SetBootLogo2().
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@retval EFI_SUCCESS The location of the boot logo was returned.
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@retval EFI_NOT_READY The boot logo has not been set.
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@retval EFI_INVALID_PARAMETER BltBuffer is NULL.
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@retval EFI_INVALID_PARAMETER DestinationX is NULL.
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@retval EFI_INVALID_PARAMETER DestinationY is NULL.
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@retval EFI_INVALID_PARAMETER Width is NULL.
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@retval EFI_INVALID_PARAMETER Height is NULL.
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**/
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EFI_STATUS
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EFIAPI
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GetBootLogo2 (
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IN EDKII_BOOT_LOGO2_PROTOCOL *This,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL **BltBuffer,
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OUT UINTN *DestinationX,
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OUT UINTN *DestinationY,
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OUT UINTN *Width,
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OUT UINTN *Height
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)
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{
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//
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// If the boot logo has not been set with SetBootLogo() or SetBootLogo() was
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// called with a NULL BltBuffer then the boot logo is not valid and
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// EFI_NOT_READY is returned.
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//
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if (mLogoBltBuffer == NULL) {
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DEBUG ((DEBUG_ERROR, "Request to get boot logo location before boot logo has been set.\n"));
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return EFI_NOT_READY;
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}
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//
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// Make sure none of the boot logo location parameters are NULL.
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//
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if (BltBuffer == NULL || DestinationX == NULL || DestinationY == NULL ||
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Width == NULL || Height == NULL) {
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return EFI_INVALID_PARAMETER;
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}
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//
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// Boot logo is valid. Return values from module globals.
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//
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*BltBuffer = mLogoBltBuffer;
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*DestinationX = mLogoDestX;
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*DestinationY = mLogoDestY;
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*Width = mLogoWidth;
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*Height = mLogoHeight;
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return EFI_SUCCESS;
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}
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/**
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Notify function for event group EFI_EVENT_GROUP_READY_TO_BOOT. This is used to
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install the Boot Graphics Resource Table.
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@param[in] Event The Event that is being processed.
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@param[in] Context The Event Context.
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**/
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VOID
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EFIAPI
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BgrtReadyToBootEventNotify (
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IN EFI_EVENT Event,
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IN VOID *Context
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)
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{
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EFI_STATUS Status;
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EFI_ACPI_TABLE_PROTOCOL *AcpiTableProtocol;
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VOID *ImageBuffer;
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UINT32 BmpSize;
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//
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// Get ACPI Table protocol.
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//
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Status = gBS->LocateProtocol (
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&gEfiAcpiTableProtocolGuid,
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NULL,
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(VOID **) &AcpiTableProtocol
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);
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if (EFI_ERROR (Status)) {
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return;
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}
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//
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// Check whether Boot Graphics Resource Table is already installed.
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//
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if (mAcpiBgrtInstalled) {
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if (!mAcpiBgrtStatusChanged && !mAcpiBgrtBufferChanged) {
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//
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// Nothing has changed
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//
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return;
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} else {
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//
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// If BGRT data change happens, then uninstall orignal AcpiTable first
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//
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Status = AcpiTableProtocol->UninstallAcpiTable (
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AcpiTableProtocol,
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mBootGraphicsResourceTableKey
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);
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if (EFI_ERROR (Status)) {
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return;
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}
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}
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} else {
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//
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// Check whether Logo exists
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//
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if (mLogoBltBuffer == NULL) {
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return;
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}
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}
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if (mAcpiBgrtBufferChanged) {
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//
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// Free the old BMP image buffer
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//
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ImageBuffer = (UINT8 *)(UINTN)mBootGraphicsResourceTableTemplate.ImageAddress;
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if (ImageBuffer != NULL) {
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FreePool (ImageBuffer);
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}
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//
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// Convert GOP Blt buffer to BMP image. Pass in ImageBuffer set to NULL
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// so the BMP image is allocated by TranslateGopBltToBmp().
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//
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ImageBuffer = NULL;
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Status = TranslateGopBltToBmp (
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mLogoBltBuffer,
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(UINT32)mLogoHeight,
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(UINT32)mLogoWidth,
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&ImageBuffer,
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&BmpSize
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);
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if (EFI_ERROR (Status)) {
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return;
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}
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//
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// Free the logo buffer
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//
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FreePool (mLogoBltBuffer);
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mLogoBltBuffer = NULL;
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//
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// Update BMP image fields of the Boot Graphics Resource Table
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//
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mBootGraphicsResourceTableTemplate.ImageAddress = (UINT64)(UINTN)ImageBuffer;
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mBootGraphicsResourceTableTemplate.ImageOffsetX = (UINT32)mLogoDestX;
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mBootGraphicsResourceTableTemplate.ImageOffsetY = (UINT32)mLogoDestY;
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|
}
|
|
|
|
//
|
|
// Update Status field of Boot Graphics Resource Table
|
|
//
|
|
if (mIsLogoValid) {
|
|
mBootGraphicsResourceTableTemplate.Status = EFI_ACPI_5_0_BGRT_STATUS_VALID;
|
|
} else {
|
|
mBootGraphicsResourceTableTemplate.Status = EFI_ACPI_5_0_BGRT_STATUS_INVALID;
|
|
}
|
|
|
|
//
|
|
// Update Checksum of Boot Graphics Resource Table
|
|
//
|
|
mBootGraphicsResourceTableTemplate.Header.Checksum = 0;
|
|
mBootGraphicsResourceTableTemplate.Header.Checksum =
|
|
CalculateCheckSum8 (
|
|
(UINT8 *)&mBootGraphicsResourceTableTemplate,
|
|
sizeof (EFI_ACPI_5_0_BOOT_GRAPHICS_RESOURCE_TABLE)
|
|
);
|
|
|
|
//
|
|
// Publish Boot Graphics Resource Table.
|
|
//
|
|
Status = AcpiTableProtocol->InstallAcpiTable (
|
|
AcpiTableProtocol,
|
|
&mBootGraphicsResourceTableTemplate,
|
|
sizeof (EFI_ACPI_5_0_BOOT_GRAPHICS_RESOURCE_TABLE),
|
|
&mBootGraphicsResourceTableKey
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
return;
|
|
}
|
|
|
|
mAcpiBgrtInstalled = TRUE;
|
|
mAcpiBgrtStatusChanged = FALSE;
|
|
mAcpiBgrtBufferChanged = FALSE;
|
|
}
|
|
|
|
/**
|
|
The module Entry Point of the Boot Graphics Resource Table DXE driver.
|
|
|
|
@param[in] ImageHandle The firmware allocated handle for the EFI image.
|
|
@param[in] SystemTable A pointer to the EFI System Table.
|
|
|
|
@retval EFI_SUCCESS The entry point is executed successfully.
|
|
@retval Other Some error occurs when executing this entry point.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
BootGraphicsDxeEntryPoint (
|
|
IN EFI_HANDLE ImageHandle,
|
|
IN EFI_SYSTEM_TABLE *SystemTable
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_ACPI_DESCRIPTION_HEADER *Header;
|
|
|
|
//
|
|
// Update Header fields of Boot Graphics Resource Table from PCDs
|
|
//
|
|
Header = &mBootGraphicsResourceTableTemplate.Header;
|
|
ZeroMem (Header->OemId, sizeof (Header->OemId));
|
|
CopyMem (
|
|
Header->OemId,
|
|
PcdGetPtr (PcdAcpiDefaultOemId),
|
|
MIN (PcdGetSize (PcdAcpiDefaultOemId), sizeof (Header->OemId))
|
|
);
|
|
WriteUnaligned64 (&Header->OemTableId, PcdGet64 (PcdAcpiDefaultOemTableId));
|
|
Header->OemRevision = PcdGet32 (PcdAcpiDefaultOemRevision);
|
|
Header->CreatorId = PcdGet32 (PcdAcpiDefaultCreatorId);
|
|
Header->CreatorRevision = PcdGet32 (PcdAcpiDefaultCreatorRevision);
|
|
|
|
//
|
|
// Install Boot Logo and Boot Logo 2 Protocols.
|
|
//
|
|
Status = gBS->InstallMultipleProtocolInterfaces (
|
|
&mBootLogoHandle,
|
|
&gEfiBootLogoProtocolGuid,
|
|
&mBootLogoProtocolTemplate,
|
|
&gEdkiiBootLogo2ProtocolGuid,
|
|
&mBootLogo2ProtocolTemplate,
|
|
NULL
|
|
);
|
|
ASSERT_EFI_ERROR (Status);
|
|
|
|
//
|
|
// Register notify function to install BGRT on ReadyToBoot Event.
|
|
//
|
|
Status = gBS->CreateEventEx (
|
|
EVT_NOTIFY_SIGNAL,
|
|
TPL_CALLBACK,
|
|
BgrtReadyToBootEventNotify,
|
|
NULL,
|
|
&gEfiEventReadyToBootGuid,
|
|
&mBootGraphicsReadyToBootEvent
|
|
);
|
|
ASSERT_EFI_ERROR (Status);
|
|
|
|
return Status;
|
|
}
|