65 lines
2.9 KiB
C#
65 lines
2.9 KiB
C#
namespace Ryujinx.Cpu
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{
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/// <summary>
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/// Exception callback without any additional arguments.
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/// </summary>
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/// <param name="context">Context for the thread where the exception was triggered</param>
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public delegate void ExceptionCallbackNoArgs(IExecutionContext context);
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/// <summary>
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/// Exception callback.
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/// </summary>
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/// <param name="context">Context for the thread where the exception was triggered</param>
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/// <param name="address">Address of the instruction that caused the exception</param>
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/// <param name="imm">Immediate value of the instruction that caused the exception, or for undefined instruction, the instruction itself</param>
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public delegate void ExceptionCallback(IExecutionContext context, ulong address, int imm);
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/// <summary>
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/// Stores handlers for the various CPU exceptions.
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/// </summary>
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public readonly struct ExceptionCallbacks
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{
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/// <summary>
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/// Handler for CPU interrupts triggered using <see cref="IExecutionContext.RequestInterrupt"/>.
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/// </summary>
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public readonly ExceptionCallbackNoArgs InterruptCallback;
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/// <summary>
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/// Handler for CPU software interrupts caused by the Arm BRK instruction.
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/// </summary>
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public readonly ExceptionCallback BreakCallback;
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/// <summary>
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/// Handler for CPU software interrupts caused by the Arm SVC instruction.
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/// </summary>
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public readonly ExceptionCallback SupervisorCallback;
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/// <summary>
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/// Handler for CPU software interrupts caused by any undefined Arm instruction.
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/// </summary>
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public readonly ExceptionCallback UndefinedCallback;
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/// <summary>
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/// Creates a new exception callbacks structure.
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/// </summary>
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/// <remarks>
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/// All handlers are optional, and if null, the CPU will just continue executing as if nothing happened.
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/// </remarks>
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/// <param name="interruptCallback">Handler for CPU interrupts triggered using <see cref="IExecutionContext.RequestInterrupt"/></param>
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/// <param name="breakCallback">Handler for CPU software interrupts caused by the Arm BRK instruction</param>
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/// <param name="supervisorCallback">Handler for CPU software interrupts caused by the Arm SVC instruction</param>
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/// <param name="undefinedCallback">Handler for CPU software interrupts caused by any undefined Arm instruction</param>
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public ExceptionCallbacks(
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ExceptionCallbackNoArgs interruptCallback = null,
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ExceptionCallback breakCallback = null,
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ExceptionCallback supervisorCallback = null,
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ExceptionCallback undefinedCallback = null)
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{
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InterruptCallback = interruptCallback;
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BreakCallback = breakCallback;
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SupervisorCallback = supervisorCallback;
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UndefinedCallback = undefinedCallback;
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}
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}
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}
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