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Initial version of EFI framebuffer module, currently support only GOP
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This commit is contained in:
Rafal Kupiec
2023-01-16 18:41:25 +01:00
parent 289316b43b
commit 605597262c
8 changed files with 446 additions and 0 deletions
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1
xtldr/includes/bldefs.h
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@@ -22,6 +22,7 @@
/* EFI XT protocols GUIDs */
#define XT_BOOT_LOADER_PROTOCOL_GUID {0x21FF49E8, 0x5854, 0x424C, {0xE9, 0x11, 0x00, 0x86, 0xE1, 0x2C, 0xD9, 0xC1}}
#define XT_ELF_IMAGE_PROTOCOL_GUID {0x9B539887, 0x5854, 0x424C, {0x42, 0xFA, 0x00, 0x90, 0xC9, 0x04, 0x66, 0xA4}}
#define XT_FRAMEBUFFER_PROTOCOL_GUID {0x99A87C23, 0x5854, 0x424C, {0xE0, 0x10, 0x00, 0xAA, 0xC0, 0x00, 0xDB, 0xFF}}
#define XT_HIVE_IMAGE_PROTOCOL_GUID {0x5A3688A2, 0x5854, 0x424C, {0xBC, 0xDF, 0x00, 0x8F, 0xAA, 0x52, 0x63, 0xD4}}
#define XT_PECOFF_IMAGE_PROTOCOL_GUID {0x85DAFF92, 0x5854, 0x424C, {0xB1, 0xBF, 0x00, 0x79, 0x39, 0xEA, 0x6E, 0xFD}}

33
xtldr/includes/blmod.h
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@@ -21,6 +21,10 @@ typedef struct _XT_PECOFFF_IMAGE_PROTOCOL XT_PECOFF_IMAGE_PROTOCOL, *PXT_PECOFF_
/* Pointers to the routines provided by the modules */
typedef EFI_STATUS (*PXT_BOOTPROTO_BOOT_SYSTEM)(IN PXT_BOOT_PROTOCOL_PARAMETERS Parameters);
typedef VOID (*PXT_FRAMEBUFFER_GET_DISPLAY_DRIVER)(OUT PWCHAR *DriverName);
typedef VOID (*PXT_FRAMEBUFFER_GET_DISPLAY_INFORMATION)(OUT PLOADER_GRAPHICS_INFORMATION_BLOCK InformationBlock);
typedef EFI_STATUS (*PXT_FRAMEBUFFER_INITIALIZE)();
typedef VOID (*PXT_FRAMEBUFFER_PRINT_DISPLAY_INFORMATION)();
typedef EFI_STATUS (*PXT_PECOFF_GET_ENTRY_POINT)(IN PPECOFF_IMAGE_CONTEXT Image, OUT PVOID *EntryPoint);
typedef EFI_STATUS (*PXT_PECOFF_GET_MACHINE_TYPE)(IN PPECOFF_IMAGE_CONTEXT Image, OUT PUSHORT MachineType);
typedef EFI_STATUS (*PXT_PECOFF_GET_SUBSYSTEM)(IN PPECOFF_IMAGE_CONTEXT Image, OUT PUSHORT SubSystem);
@@ -47,6 +51,35 @@ typedef struct _XT_BOOT_PROTOCOL_PARAMETERS
PWCHAR Arguments;
} XT_BOOT_PROTOCOL_PARAMETERS, *PXT_BOOT_PROTOCOL_PARAMETERS;
/* XT framebuffer support protocol */
typedef struct _XT_FRAMEBUFFER_PROTOCOL
{
PXT_FRAMEBUFFER_GET_DISPLAY_DRIVER GetDisplayDriver;
PXT_FRAMEBUFFER_GET_DISPLAY_INFORMATION GetDisplayInformation;
PXT_FRAMEBUFFER_INITIALIZE Initialize;
PXT_FRAMEBUFFER_PRINT_DISPLAY_INFORMATION PrintDisplayInformation;
} XT_FRAMEBUFFER_PROTOCOL, *PXT_FRAMEBUFFER_PROTOCOL;
/* XT framebuffer information structure definition */
typedef struct _XT_FRAMEBUFFER_INFORMATION
{
BOOLEAN Initialized;
EFI_GRAPHICS_PROTOCOL Protocol;
union
{
PEFI_GRAPHICS_OUTPUT_PROTOCOL GOP;
PEFI_UNIVERSAL_GRAPHICS_ADAPTER_PROTOCOL UGA;
} Adapter;
UINT32 HorizontalResolution;
UINT32 VerticalResolution;
UINT32 BitsPerPixel;
UINT32 BytesPerPixel;
UINT32 PixelsPerScanLine;
EFI_GRAPHICS_PIXEL_FORMAT PixelFormat;
EFI_PHYSICAL_ADDRESS FrameBufferBase;
UINT_PTR FrameBufferSize;
} XT_FRAMEBUFFER_INFORMATION, *PXT_FRAMEBUFFER_INFORMATION;
/* EFI XT PE/COFF Image Protocol */
typedef struct _XT_PECOFFF_IMAGE_PROTOCOL
{