Cosmos/source/Cosmos.Core/IOGroup/VGA.cs

40 lines
1.7 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using Cosmos.Core;
namespace Cosmos.Core.IOGroup
{
public class VGA: IOGroup
{
public readonly IOPortWrite AttributeController_Index = new IOPortWrite(0x3C0);
public readonly IOPortWrite AttributeController_Write = new IOPortWrite(0x3C0);
public readonly IOPortRead AttributeController_Read = new IOPortRead(0x3C1);
public readonly IOPortWrite MiscellaneousOutput_Write = new IOPortWrite(0x3C2);
public readonly IOPortWrite Sequencer_Index = new IOPortWrite(0x3C4);
public readonly IOPort Sequencer_Data = new IOPort(0x3C5);
public readonly IOPortWrite DACIndex_Read = new IOPortWrite(0x3C7);
public readonly IOPortWrite DACIndex_Write = new IOPortWrite(0x3C8);
public readonly IOPort DAC_Data = new IOPort(0x3C9);
public readonly IOPortWrite GraphicsController_Index = new IOPortWrite(0x3CE);
public readonly IOPort GraphicsController_Data = new IOPort(0x3CF);
public readonly IOPortWrite CRTController_Index = new IOPortWrite(0x3D4);
public readonly IOPort CRTController_Data = new IOPort(0x3D5);
public readonly IOPortRead Instat_Read = new IOPortRead(0x3DA);
/// <summary>
/// 128KB at 0xA0000
/// </summary>
public readonly MemoryBlock VGAMemoryBlock = new MemoryBlock(0xA0000, 1024 * 128);
/// <summary>
/// 32KB at 0xB0000
/// </summary>
public readonly MemoryBlock MonochromeTextMemoryBlock = new MemoryBlock(0xB0000, 1024 * 32);
/// <summary>
/// 32KB at 0xB8000
/// </summary>
public readonly MemoryBlock CGATextMemoryBlock = new MemoryBlock(0xB8000, 1024 * 32);
}
}