text: /**
   * \file
   * \brief Header file for classic 8259A PIC
   */
  
  /*
   * Copyright (c) 2007, 2008, ETH Zurich.
   * All rights reserved.
   *
   * This file is distributed under the terms in the attached LICENSE file.
   * If you do not find this file, copies can be found by writing to:
   * ETH Zurich D-INFK, Haldeneggsteig 4, CH-8092 Zurich. Attn: Systems Group.
   */
  
  #ifndef PIC_H
  #define PIC_H
  
  void pic_init(void);
  bool pic_have_interrupt(int irq);
  int pic_pending_interrupt(void);
  void pic_eoi(int irq);
  void pic_toggle_irq(int irq, bool enable);
  
  #endif
  