Interrupt Handling Schemes in Operating Systems

1.      Interrupt Mechanism

1.1.Introduction

1.2.Overview of the Hardware and Software Interrupts

1.3. Hardware of Interrupts in PC Compatible Systems

1.4. Interrupt Acknowledge Cycle

1.5. Interrupt Control Levels

1.5.1. Interrupt Service Routine

1.5.2. Interrupt Handling Initialization

1.5.3. Restoring of the Interrupt Handling System

1.7.1.      Priority Scheme

2.      Interrupt Handling in Classic Operating Systems

2.1.Introduction

2.2.UNIX Operating System

2.2.1.       Non-Premptable Unix Kernel

2.2.2.      Conditional Synchronization inside the Kernel

2.2.3.      Mutual Exclusion Synchronization between Top and Bottom Halves

2.3.1.      Interrupt Handling in Windows NT

2.3.2.      Interrupt Handling in Linux

3.1.Introduction

3.3.Interrupt Handling at User Level

3.4.Model of Interrupts as Kernel Threads in Solaris 2.0

3.5.Interrupts Handled as Threads in Real Time Linux

4.1.Introduction

4.3.Schedulable and Non-Schedulable Entities

4.4.Mutual Interference in Traditional Models in Real-Time Systems

4.4.1.      Priority Interference

4.4.3.      Mutual Exclusion Interference

4.4.4.      Sequencing Interference

4.5.Other Issues in Interrupt Handling

4.5.1.      Interrupt Elimination

4.5.2.      Incorporation of the Interrupt Cost in the feasibility Analysis

4.5.3.      Interrupt Handling Overload

5.      Interrupt Handling Architectures

5.1.Introduction

5.2.Unified Interrupt Architecture

5.3.Segmented Manager Architecture

5.5.Integrated Mechanisms for Tasks and Interrupt Handling

     References