mirror of
https://github.com/danbulant/Cosmos
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30 lines
1 KiB
C#
30 lines
1 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace Cosmos.Hardware.BlockDevice {
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// This class should not support selecting a device or sub device.
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// Each instance must control exactly one device. For example with ATA
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// master/slave, each one needs its own device instance. For ATA
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// this complicates things a bit because they share IO ports, but this
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// is an intentional decision.
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public abstract class BlockDevice : Device {
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// TODO: Need to protect this from changes except by Hardware ring
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static public List<BlockDevice> Devices = new List<BlockDevice>();
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protected UInt64 mBlockCount = 0;
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public UInt64 BlockCount {
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get { return mBlockCount; }
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}
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protected UInt64 mBlockSize = 0;
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public UInt64 BlockSize {
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get { return mBlockSize; }
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}
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public abstract void ReadSector(UInt64 aSectorNo, byte[] aData);
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public abstract void WriteSector(UInt64 aSectorNo, byte[] aData);
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}
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}
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