78 lines
2.5 KiB
C#
78 lines
2.5 KiB
C#
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///////////////////////////////////////////////////////////////////////////////
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//
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// Microsoft Research Singularity
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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///////////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////
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// This file will be automatically generated
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// and overwritten again and again ...
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using System;
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using System.Runtime.InteropServices;
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using System.Runtime.CompilerServices;
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using System.Threading;
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using Microsoft.Singularity.Hal;
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using Microsoft.Singularity.Io;
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using Microsoft.Singularity.Memory;
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using Microsoft.Singularity.Scheduling;
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using Microsoft.Singularity.X86;
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// haryadi: for Abi Call
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using Microsoft.Singularity.V1.Services;
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namespace Microsoft.Singularity
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{
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[CLSCompliant(false)]
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public class BspAbiStub
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{
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[NoHeapAllocation]
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public static unsafe void ProcessMpCall(int cpu, MpExecution.MpCall mpCall)
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{
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switch (mpCall.abiNum) {
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case 86: CallHelloProcessABI(cpu, mpCall); break;
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default:
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DebugStub.WriteLine("HSG: **** Unknown abi call number {0}",
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__arglist(mpCall.abiNum));
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break;
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}
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}
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[NoHeapAllocation]
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private static unsafe void CallHelloProcessABI(int cpu, MpExecution.MpCall mpCall)
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{
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int p0, p1;
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int retval;
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// 2) get args from
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// argVal = mpCall.argVal;
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fixed (byte *baseArg = & mpCall.argBuffer[0] ) {
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Buffer.MoveMemory( (byte*) & p0 , baseArg+0, 4);
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Buffer.MoveMemory( (byte*) & p1 , baseArg+4, 4);
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}
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// 3) call the actual abi, save return values
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retval = ProcessService.HelloProcessABI(p0, p1);
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// 4) copy retval to abi
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// mpCall.retVal = retVal;
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fixed (byte *baseRet = & mpCall.retBuffer[0] ) {
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Buffer.MoveMemory( baseRet , (byte*) & retval , 4);
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}
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// 4) copy arguments to abi
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fixed (byte *baseArg = & mpCall.argBuffer[0] ) {
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Buffer.MoveMemory( baseArg+0 , (byte*) & p0 , 4);
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Buffer.MoveMemory( baseArg+4 , (byte*) & p1 , 4);
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}
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// 5) store abi back to buffer
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MpExecution.ReturnMpCall(cpu, mpCall.position);
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}
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}
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}
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