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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,6 +1,6 @@ | ||
| <?xml version="1.0" encoding="utf-8" ?> | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <configuration> | ||
| <startup> | ||
| <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" /> | ||
| <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.1"/> | ||
| </startup> | ||
| </configuration> | ||
| </configuration> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| using System; | ||
|
|
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| namespace Cosmos.Debug.Common | ||
| { | ||
| partial class DebugConnector | ||
| { | ||
| protected abstract void Next(int aPacketSize, Action<byte[]> aCompleted); | ||
|
|
||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,177 @@ | ||
| using System; | ||
| using System.Linq; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
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|
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| namespace Cosmos.Debug.Common | ||
| { | ||
| partial class DebugConnector | ||
| { | ||
| protected void SendCmd(byte aCmd, byte[] aData) | ||
| { | ||
| SendCmd(aCmd, aData, true); | ||
| } | ||
|
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| protected virtual void BeforeSendCmd() | ||
| { | ||
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| } | ||
|
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| protected void SendCmd(byte aCmd, byte[] aData, bool aWait) | ||
| { | ||
| //System.Windows.Forms.MessageBox.Show(xSB.ToString()); | ||
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| // If no sig received yet, we dont send anything. Things like BPs etc can be set before connected. | ||
| // The debugger must resend these after the start command hits. | ||
| // We dont queue them, as it would end up with a lot of overlapping ops, ie set and then remove. | ||
| // We also dont check connected at caller, becuase its a lot of extra code. | ||
| // So we just ignore any commands sent before ready, and its part of the contract | ||
| // that the caller (Debugger) knows when the Start msg is received that it must | ||
| // send over initializing information such as breakpoints. | ||
| if (SigReceived) | ||
| { | ||
| // This lock is used for: | ||
| // 1) VSDebugEngine is threaded and could send commands concurrently | ||
| // 2) Becuase in VSDebugEngine and commands from Debug.Windows can occur concurrently | ||
| lock (mSendCmdLock) | ||
| { | ||
| //var xSB = new StringBuilder(); | ||
| //foreach(byte x in aBytes) { | ||
| // xSB.AppendLine(x.ToString("X2")); | ||
| //} | ||
| //System.Windows.Forms.MessageBox.Show(xSB.ToString()); | ||
| DoDebugMsg("DC Send: " + aCmd.ToString() + ", data.Length = " + aData.Length + ", aWait = " + aWait); | ||
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| DoDebugMsg("Send locked..."); | ||
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| BeforeSendCmd(); | ||
|
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| if (aCmd == Vs2Ds.Noop) | ||
| { | ||
| // Noops dont have any data. | ||
| // This is becuase Noops are used to clear out the | ||
| // channel and are often not received. Sending noop + data | ||
| // usually causes the data to be interpreted as a command | ||
| // as its often the first byte received. | ||
| SendRawData(new byte[1] | ||
| { | ||
| Vs2Ds.Noop | ||
| }); | ||
| } | ||
| else | ||
| { | ||
| // +2 - Leave room for Cmd and CmdID | ||
| var xData = new byte[aData.Length + 2]; | ||
| // See comments about flow control in the DebugStub class | ||
| // to see why we limit to 16. | ||
| if (aData.Length > 16) | ||
| { | ||
| throw new Exception("Command is too large. 16 bytes max."); | ||
| } | ||
|
|
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| xData[0] = (byte)aCmd; | ||
| aData.CopyTo(xData, 2); | ||
|
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| bool resetID = false; | ||
| if (mCommandID == 255) | ||
| { | ||
| mCommandID = 0; | ||
| resetID = true; | ||
| } | ||
| else | ||
| { | ||
| mCommandID++; | ||
| } | ||
| xData[1] = mCommandID; | ||
| mCurrCmdID = mCommandID; | ||
|
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| if (SendRawData(xData)) | ||
| { | ||
| if (aWait) | ||
| { | ||
| // All commands except NOOP reply back from the DebugStub | ||
| // with an ACK. The ACK will set the event and allow us to proceed. | ||
| // This wait causes this method to wait on the ACK to be receive back from | ||
| // DebugStub. | ||
|
|
||
| //Sometimes we get out of sync or recieve something we aren't expecting | ||
| //So this forces us to only return when we are back in-sync or after we think we've frozen the system for | ||
| //too long | ||
| //If we haven't gone past the command already! | ||
| if ((!resetID && lastCmdCompletedID < mCommandID) | ||
| || (resetID && lastCmdCompletedID > 5)) | ||
| { | ||
| int attempts = 0; | ||
| do | ||
| { | ||
| mCmdWait.WaitOne(2000 /*60000*/); | ||
| } while (( | ||
| (!resetID && lastCmdCompletedID < mCommandID) || | ||
| (resetID && lastCmdCompletedID > 5) | ||
| ) | ||
| && | ||
| ++attempts < 10); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
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| DoDebugMsg("Send unlocked."); | ||
| } | ||
| else | ||
| { | ||
| DoDebugMsg("Tried to send command " + aCmd + ", but signature was not yet received!"); | ||
| } | ||
| } | ||
|
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| protected abstract bool SendRawData(byte[] aBytes); | ||
|
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| protected byte mCommandID = 0; | ||
| protected byte mCurrCmdID; | ||
|
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| protected bool SendRawData(string aData, Encoding aEncoding = null) | ||
| { | ||
| if (aEncoding == null) | ||
| { | ||
| aEncoding = Encoding.UTF8; | ||
| } | ||
|
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| if (aData == null) | ||
| { | ||
| return true; | ||
| } | ||
|
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| var xBytes = aEncoding.GetBytes(aData); | ||
| return SendRawData(xBytes); | ||
| } | ||
| // Prevent more than one command from happening at once. | ||
| // The debugger is user driven so should not happen, but maybe could | ||
| // happen while a previous command is waiting on a reply msg. | ||
| protected object mSendCmdLock = new object(); | ||
| public void SendCmd(byte aCmd) | ||
| { | ||
| SendCmd(aCmd, new byte[0], true); | ||
| } | ||
|
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| public void SendRegisters() | ||
| { | ||
| SendCmd(Vs2Ds.SendRegisters); | ||
| } | ||
|
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| public void SendFrame() | ||
| { | ||
| SendCmd(Vs2Ds.SendFrame); | ||
| } | ||
|
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| public void SendStack() | ||
| { | ||
| SendCmd(Vs2Ds.SendStack); | ||
| } | ||
|
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| public void Ping() | ||
| { | ||
| SendCmd(Vs2Ds.Ping); | ||
| } | ||
| } | ||
| } |
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