507 lines
16 KiB
C
507 lines
16 KiB
C
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/** @file
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QEMU Video Controller Driver
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Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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//
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// QEMU Video Controller Driver
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//
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#ifndef _QEMU_H_
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#define _QEMU_H_
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#include <Uefi.h>
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#include <Protocol/GraphicsOutput.h>
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#include <Protocol/PciIo.h>
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#include <Protocol/DriverSupportedEfiVersion.h>
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#include <Protocol/DevicePath.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/UefiLib.h>
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#include <Library/PcdLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/DevicePathLib.h>
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#include <Library/TimerLib.h>
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#include <Library/FrameBufferBltLib.h>
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#include <IndustryStandard/Pci.h>
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#include <IndustryStandard/Acpi.h>
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//
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// QEMU Video PCI Configuration Header values
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//
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#define CIRRUS_LOGIC_VENDOR_ID 0x1013
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#define CIRRUS_LOGIC_5430_DEVICE_ID 0x00a8
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#define CIRRUS_LOGIC_5430_ALTERNATE_DEVICE_ID 0x00a0
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#define CIRRUS_LOGIC_5446_DEVICE_ID 0x00b8
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//
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// QEMU Vide Graphical Mode Data
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//
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typedef struct {
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UINT32 InternalModeIndex; // points into card-specific mode table
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UINT32 HorizontalResolution;
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UINT32 VerticalResolution;
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UINT32 ColorDepth;
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} QEMU_VIDEO_MODE_DATA;
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#define PIXEL_RED_SHIFT 0
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#define PIXEL_GREEN_SHIFT 3
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#define PIXEL_BLUE_SHIFT 6
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#define PIXEL_RED_MASK (BIT7 | BIT6 | BIT5)
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#define PIXEL_GREEN_MASK (BIT4 | BIT3 | BIT2)
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#define PIXEL_BLUE_MASK (BIT1 | BIT0)
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#define PIXEL_TO_COLOR_BYTE(pixel, mask, shift) ((UINT8) ((pixel & mask) << shift))
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#define PIXEL_TO_RED_BYTE(pixel) PIXEL_TO_COLOR_BYTE(pixel, PIXEL_RED_MASK, PIXEL_RED_SHIFT)
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#define PIXEL_TO_GREEN_BYTE(pixel) PIXEL_TO_COLOR_BYTE(pixel, PIXEL_GREEN_MASK, PIXEL_GREEN_SHIFT)
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#define PIXEL_TO_BLUE_BYTE(pixel) PIXEL_TO_COLOR_BYTE(pixel, PIXEL_BLUE_MASK, PIXEL_BLUE_SHIFT)
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#define RGB_BYTES_TO_PIXEL(Red, Green, Blue) \
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(UINT8) ( (((Red) >> PIXEL_RED_SHIFT) & PIXEL_RED_MASK) | \
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(((Green) >> PIXEL_GREEN_SHIFT) & PIXEL_GREEN_MASK) | \
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(((Blue) >> PIXEL_BLUE_SHIFT) & PIXEL_BLUE_MASK) )
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#define PIXEL24_RED_MASK 0x00ff0000
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#define PIXEL24_GREEN_MASK 0x0000ff00
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#define PIXEL24_BLUE_MASK 0x000000ff
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#define GRAPHICS_OUTPUT_INVALIDE_MODE_NUMBER 0xffff
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//
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// QEMU Video Private Data Structure
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//
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#define QEMU_VIDEO_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('Q', 'V', 'I', 'D')
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typedef enum {
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QEMU_VIDEO_CIRRUS_5430 = 1,
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QEMU_VIDEO_CIRRUS_5446,
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QEMU_VIDEO_BOCHS,
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QEMU_VIDEO_BOCHS_MMIO,
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QEMU_VIDEO_VMWARE_SVGA,
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} QEMU_VIDEO_VARIANT;
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typedef struct {
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UINT8 SubClass;
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UINT16 VendorId;
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UINT16 DeviceId;
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QEMU_VIDEO_VARIANT Variant;
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CHAR16 *Name;
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} QEMU_VIDEO_CARD;
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typedef struct {
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UINT64 Signature;
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EFI_HANDLE Handle;
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EFI_PCI_IO_PROTOCOL *PciIo;
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UINT64 OriginalPciAttributes;
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EFI_GRAPHICS_OUTPUT_PROTOCOL GraphicsOutput;
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EFI_DEVICE_PATH_PROTOCOL *GopDevicePath;
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//
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// The next two fields match the client-visible
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// EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.MaxMode field.
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//
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UINTN MaxMode;
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QEMU_VIDEO_MODE_DATA *ModeData;
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QEMU_VIDEO_VARIANT Variant;
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FRAME_BUFFER_CONFIGURE *FrameBufferBltConfigure;
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UINTN FrameBufferBltConfigureSize;
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UINT8 FrameBufferVramBarIndex;
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} QEMU_VIDEO_PRIVATE_DATA;
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///
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/// Card-specific Video Mode structures
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///
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typedef struct {
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UINT32 Width;
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UINT32 Height;
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UINT32 ColorDepth;
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UINT8 *CrtcSettings;
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UINT16 *SeqSettings;
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UINT8 MiscSetting;
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} QEMU_VIDEO_CIRRUS_MODES;
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typedef struct {
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UINT32 Width;
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UINT32 Height;
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UINT32 ColorDepth;
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} QEMU_VIDEO_BOCHS_MODES;
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#define QEMU_VIDEO_PRIVATE_DATA_FROM_GRAPHICS_OUTPUT_THIS(a) \
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CR(a, QEMU_VIDEO_PRIVATE_DATA, GraphicsOutput, QEMU_VIDEO_PRIVATE_DATA_SIGNATURE)
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//
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// Global Variables
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//
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extern UINT8 AttributeController[];
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extern UINT8 GraphicsController[];
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extern UINT8 Crtc_640_480_256_60[];
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extern UINT16 Seq_640_480_256_60[];
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extern UINT8 Crtc_800_600_256_60[];
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extern UINT16 Seq_800_600_256_60[];
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extern UINT8 Crtc_1024_768_256_60[];
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extern UINT16 Seq_1024_768_256_60[];
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extern QEMU_VIDEO_CIRRUS_MODES QemuVideoCirrusModes[];
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extern QEMU_VIDEO_BOCHS_MODES QemuVideoBochsModes[];
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extern EFI_DRIVER_BINDING_PROTOCOL gQemuVideoDriverBinding;
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extern EFI_COMPONENT_NAME_PROTOCOL gQemuVideoComponentName;
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extern EFI_COMPONENT_NAME2_PROTOCOL gQemuVideoComponentName2;
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//
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// Io Registers defined by VGA
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//
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#define CRTC_ADDRESS_REGISTER 0x3d4
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#define CRTC_DATA_REGISTER 0x3d5
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#define SEQ_ADDRESS_REGISTER 0x3c4
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#define SEQ_DATA_REGISTER 0x3c5
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#define GRAPH_ADDRESS_REGISTER 0x3ce
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#define GRAPH_DATA_REGISTER 0x3cf
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#define ATT_ADDRESS_REGISTER 0x3c0
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#define MISC_OUTPUT_REGISTER 0x3c2
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#define INPUT_STATUS_1_REGISTER 0x3da
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#define DAC_PIXEL_MASK_REGISTER 0x3c6
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#define PALETTE_INDEX_REGISTER 0x3c8
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#define PALETTE_DATA_REGISTER 0x3c9
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#define VBE_DISPI_IOPORT_INDEX 0x01CE
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#define VBE_DISPI_IOPORT_DATA 0x01D0
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#define VBE_DISPI_INDEX_ID 0x0
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#define VBE_DISPI_INDEX_XRES 0x1
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#define VBE_DISPI_INDEX_YRES 0x2
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#define VBE_DISPI_INDEX_BPP 0x3
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#define VBE_DISPI_INDEX_ENABLE 0x4
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#define VBE_DISPI_INDEX_BANK 0x5
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#define VBE_DISPI_INDEX_VIRT_WIDTH 0x6
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#define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7
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#define VBE_DISPI_INDEX_X_OFFSET 0x8
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#define VBE_DISPI_INDEX_Y_OFFSET 0x9
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#define VBE_DISPI_INDEX_VIDEO_MEMORY_64K 0xa
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#define VBE_DISPI_ID0 0xB0C0
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#define VBE_DISPI_ID1 0xB0C1
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#define VBE_DISPI_ID2 0xB0C2
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#define VBE_DISPI_ID3 0xB0C3
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#define VBE_DISPI_ID4 0xB0C4
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#define VBE_DISPI_ID5 0xB0C5
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#define VBE_DISPI_DISABLED 0x00
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#define VBE_DISPI_ENABLED 0x01
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#define VBE_DISPI_GETCAPS 0x02
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#define VBE_DISPI_8BIT_DAC 0x20
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#define VBE_DISPI_LFB_ENABLED 0x40
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#define VBE_DISPI_NOCLEARMEM 0x80
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//
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// Graphics Output Hardware abstraction internal worker functions
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//
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EFI_STATUS
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QemuVideoGraphicsOutputConstructor (
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QEMU_VIDEO_PRIVATE_DATA *Private
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);
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EFI_STATUS
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QemuVideoGraphicsOutputDestructor (
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QEMU_VIDEO_PRIVATE_DATA *Private
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);
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//
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// EFI_DRIVER_BINDING_PROTOCOL Protocol Interface
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//
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/**
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TODO: Add function description
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@param This TODO: add argument description
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@param Controller TODO: add argument description
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@param RemainingDevicePath TODO: add argument description
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TODO: add return values
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**/
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EFI_STATUS
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EFIAPI
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QemuVideoControllerDriverSupported (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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);
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/**
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TODO: Add function description
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@param This TODO: add argument description
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@param Controller TODO: add argument description
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@param RemainingDevicePath TODO: add argument description
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TODO: add return values
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**/
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EFI_STATUS
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EFIAPI
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QemuVideoControllerDriverStart (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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);
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/**
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TODO: Add function description
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@param This TODO: add argument description
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@param Controller TODO: add argument description
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@param NumberOfChildren TODO: add argument description
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@param ChildHandleBuffer TODO: add argument description
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TODO: add return values
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**/
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EFI_STATUS
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EFIAPI
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QemuVideoControllerDriverStop (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN UINTN NumberOfChildren,
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IN EFI_HANDLE *ChildHandleBuffer
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);
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//
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// EFI Component Name Functions
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//
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/**
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Retrieves a Unicode string that is the user readable name of the driver.
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This function retrieves the user readable name of a driver in the form of a
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Unicode string. If the driver specified by This has a user readable name in
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the language specified by Language, then a pointer to the driver name is
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returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
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by This does not support the language specified by Language,
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then EFI_UNSUPPORTED is returned.
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@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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EFI_COMPONENT_NAME_PROTOCOL instance.
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@param Language[in] A pointer to a Null-terminated ASCII string
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array indicating the language. This is the
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language of the driver name that the caller is
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requesting, and it must match one of the
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languages specified in SupportedLanguages. The
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number of languages supported by a driver is up
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to the driver writer. Language is specified
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in RFC 4646 or ISO 639-2 language code format.
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@param DriverName[out] A pointer to the Unicode string to return.
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This Unicode string is the name of the
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driver specified by This in the language
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specified by Language.
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@retval EFI_SUCCESS The Unicode string for the Driver specified by
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This and the language specified by Language was
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returned in DriverName.
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@retval EFI_INVALID_PARAMETER Language is NULL.
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@retval EFI_INVALID_PARAMETER DriverName is NULL.
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@retval EFI_UNSUPPORTED The driver specified by This does not support
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the language specified by Language.
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**/
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EFI_STATUS
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EFIAPI
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QemuVideoComponentNameGetDriverName (
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IN EFI_COMPONENT_NAME_PROTOCOL *This,
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IN CHAR8 *Language,
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OUT CHAR16 **DriverName
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);
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/**
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Retrieves a Unicode string that is the user readable name of the controller
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that is being managed by a driver.
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This function retrieves the user readable name of the controller specified by
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ControllerHandle and ChildHandle in the form of a Unicode string. If the
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driver specified by This has a user readable name in the language specified by
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Language, then a pointer to the controller name is returned in ControllerName,
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and EFI_SUCCESS is returned. If the driver specified by This is not currently
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managing the controller specified by ControllerHandle and ChildHandle,
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then EFI_UNSUPPORTED is returned. If the driver specified by This does not
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support the language specified by Language, then EFI_UNSUPPORTED is returned.
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@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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EFI_COMPONENT_NAME_PROTOCOL instance.
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@param ControllerHandle[in] The handle of a controller that the driver
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specified by This is managing. This handle
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specifies the controller whose name is to be
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returned.
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@param ChildHandle[in] The handle of the child controller to retrieve
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the name of. This is an optional parameter that
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may be NULL. It will be NULL for device
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drivers. It will also be NULL for a bus drivers
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that wish to retrieve the name of the bus
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controller. It will not be NULL for a bus
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driver that wishes to retrieve the name of a
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child controller.
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@param Language[in] A pointer to a Null-terminated ASCII string
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array indicating the language. This is the
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language of the driver name that the caller is
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requesting, and it must match one of the
|
||
|
|
languages specified in SupportedLanguages. The
|
||
|
|
number of languages supported by a driver is up
|
||
|
|
to the driver writer. Language is specified in
|
||
|
|
RFC 4646 or ISO 639-2 language code format.
|
||
|
|
|
||
|
|
@param ControllerName[out] A pointer to the Unicode string to return.
|
||
|
|
This Unicode string is the name of the
|
||
|
|
controller specified by ControllerHandle and
|
||
|
|
ChildHandle in the language specified by
|
||
|
|
Language from the point of view of the driver
|
||
|
|
specified by This.
|
||
|
|
|
||
|
|
@retval EFI_SUCCESS The Unicode string for the user readable name in
|
||
|
|
the language specified by Language for the
|
||
|
|
driver specified by This was returned in
|
||
|
|
DriverName.
|
||
|
|
|
||
|
|
@retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
|
||
|
|
|
||
|
|
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
|
||
|
|
EFI_HANDLE.
|
||
|
|
|
||
|
|
@retval EFI_INVALID_PARAMETER Language is NULL.
|
||
|
|
|
||
|
|
@retval EFI_INVALID_PARAMETER ControllerName is NULL.
|
||
|
|
|
||
|
|
@retval EFI_UNSUPPORTED The driver specified by This is not currently
|
||
|
|
managing the controller specified by
|
||
|
|
ControllerHandle and ChildHandle.
|
||
|
|
|
||
|
|
@retval EFI_UNSUPPORTED The driver specified by This does not support
|
||
|
|
the language specified by Language.
|
||
|
|
|
||
|
|
**/
|
||
|
|
EFI_STATUS
|
||
|
|
EFIAPI
|
||
|
|
QemuVideoComponentNameGetControllerName (
|
||
|
|
IN EFI_COMPONENT_NAME_PROTOCOL *This,
|
||
|
|
IN EFI_HANDLE ControllerHandle,
|
||
|
|
IN EFI_HANDLE ChildHandle OPTIONAL,
|
||
|
|
IN CHAR8 *Language,
|
||
|
|
OUT CHAR16 **ControllerName
|
||
|
|
);
|
||
|
|
|
||
|
|
|
||
|
|
//
|
||
|
|
// Local Function Prototypes
|
||
|
|
//
|
||
|
|
VOID
|
||
|
|
InitializeCirrusGraphicsMode (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
QEMU_VIDEO_CIRRUS_MODES *ModeData
|
||
|
|
);
|
||
|
|
|
||
|
|
VOID
|
||
|
|
InitializeBochsGraphicsMode (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
QEMU_VIDEO_BOCHS_MODES *ModeData
|
||
|
|
);
|
||
|
|
|
||
|
|
VOID
|
||
|
|
SetPaletteColor (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
UINTN Index,
|
||
|
|
UINT8 Red,
|
||
|
|
UINT8 Green,
|
||
|
|
UINT8 Blue
|
||
|
|
);
|
||
|
|
|
||
|
|
VOID
|
||
|
|
SetDefaultPalette (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private
|
||
|
|
);
|
||
|
|
|
||
|
|
VOID
|
||
|
|
DrawLogo (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
UINTN ScreenWidth,
|
||
|
|
UINTN ScreenHeight
|
||
|
|
);
|
||
|
|
|
||
|
|
VOID
|
||
|
|
outb (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
UINTN Address,
|
||
|
|
UINT8 Data
|
||
|
|
);
|
||
|
|
|
||
|
|
VOID
|
||
|
|
outw (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
UINTN Address,
|
||
|
|
UINT16 Data
|
||
|
|
);
|
||
|
|
|
||
|
|
UINT8
|
||
|
|
inb (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
UINTN Address
|
||
|
|
);
|
||
|
|
|
||
|
|
UINT16
|
||
|
|
inw (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
UINTN Address
|
||
|
|
);
|
||
|
|
|
||
|
|
VOID
|
||
|
|
BochsWrite (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
UINT16 Reg,
|
||
|
|
UINT16 Data
|
||
|
|
);
|
||
|
|
|
||
|
|
UINT16
|
||
|
|
BochsRead (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
UINT16 Reg
|
||
|
|
);
|
||
|
|
|
||
|
|
VOID
|
||
|
|
VgaOutb (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
UINTN Reg,
|
||
|
|
UINT8 Data
|
||
|
|
);
|
||
|
|
|
||
|
|
EFI_STATUS
|
||
|
|
QemuVideoCirrusModeSetup (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private
|
||
|
|
);
|
||
|
|
|
||
|
|
EFI_STATUS
|
||
|
|
QemuVideoBochsModeSetup (
|
||
|
|
QEMU_VIDEO_PRIVATE_DATA *Private,
|
||
|
|
BOOLEAN IsQxl
|
||
|
|
);
|
||
|
|
|
||
|
|
VOID
|
||
|
|
InstallVbeShim (
|
||
|
|
IN CONST CHAR16 *CardName,
|
||
|
|
IN EFI_PHYSICAL_ADDRESS FrameBufferBase
|
||
|
|
);
|
||
|
|
#endif
|