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Class VBEDriver

VBEDriver class. Used to directly write registers values to the port.

Inheritance

System.Object

VBEDriver

Inherited Members

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.ToString()

Namespace: Cosmos.HAL.Drivers

Assembly: Cosmos.HAL2.dll

Syntax

public class VBEDriver

Constructors

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VBEDriver(UInt16, UInt16, UInt16)

Create new instance of the VBEDriver class.

Declaration

public VBEDriver(ushort xres, ushort yres, ushort bpp)

Parameters

Type	Name	Description
System.UInt16	xres	X resolution.
System.UInt16	yres	Y resolution.
System.UInt16	bpp	BPP (color depth).

Fields

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lastbuffer

Declaration

protected readonly ManagedMemoryBlock lastbuffer

Field Value

Type	Description
ManagedMemoryBlock

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LinearFrameBuffer

Frame buffer memory block.

Declaration

public MemoryBlock LinearFrameBuffer

Field Value

Type	Description
MemoryBlock

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VbeData

Data IOPort.

Declaration

public const int VbeData = 463

Field Value

Type	Description
System.Int32

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VbeIndex

Index IOPort.

Declaration

public const int VbeIndex = 462

Field Value

Type	Description
System.Int32

Methods

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ClearVRAM(Int32, Int32, Int32)

Clear VRAM.

Declaration

public void ClearVRAM(int aStart, int aCount, int value)

Parameters

Type	Name	Description
System.Int32	aStart	A start.
System.Int32	aCount	A count.
System.Int32	value	A volum.

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ClearVRAM(UInt32)

Clear VRAM.

Declaration

public void ClearVRAM(uint value)

Parameters

Type	Name	Description
System.UInt32	value	Value of fill with.

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CopyVRAM(Int32, Byte[], Int32, Int32)

Copy VRAM.

Declaration

public void CopyVRAM(int aStart, byte[] aData, int aIndex, int aCount)

Parameters

Type	Name	Description
System.Int32	aStart	A start.
System.Byte[]	aData	A data.
System.Int32	aIndex	A index.
System.Int32	aCount	A count.

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CopyVRAM(Int32, Int32[], Int32, Int32)

Copy VRAM.

Declaration

public void CopyVRAM(int aStart, int[] aData, int aIndex, int aCount)

Parameters

Type	Name	Description
System.Int32	aStart	A start.
System.Int32[]	aData	A data.
System.Int32	aIndex	A index.
System.Int32	aCount	A count.

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DisableDisplay()

Disable display.

Declaration

public void DisableDisplay()

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GetVRAM(UInt32)

Get VRAM.

Declaration

public uint GetVRAM(uint index)

Parameters

Type	Name	Description
System.UInt32	index	Index to get.

Returns

Type	Description
System.UInt32	byte value.

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ISAModeAvailable()

Declaration

public static bool ISAModeAvailable()

Returns

Type	Description
System.Boolean

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SetVRAM(UInt32, Byte)

Set VRAM.

Declaration

public void SetVRAM(uint index, byte value)

Parameters

Type	Name	Description
System.UInt32	index	Index to set.
System.Byte	value	Value to set.

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SetVRAM(UInt32, UInt16)

Set VRAM.

Declaration

public void SetVRAM(uint index, ushort value)

Parameters

Type	Name	Description
System.UInt32	index	Index to set.
System.UInt16	value	Value to set.

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SetVRAM(UInt32, UInt32)

Set VRAM.

Declaration

public void SetVRAM(uint index, uint value)

Parameters

Type	Name	Description
System.UInt32	index	Index to set.
System.UInt32	value	Value to set.

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Swap()

Swap back buffer to video memory

Declaration

public void Swap()

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VBESet(UInt16, UInt16, UInt16, Boolean)

Set VBE values.

Declaration

public void VBESet(ushort xres, ushort yres, ushort bpp, bool clear = false)

Parameters

Type	Name	Description
System.UInt16	xres	X resolution.
System.UInt16	yres	Y resolution.
System.UInt16	bpp	BPP (color depth).
System.Boolean	clear