/* SPDX-License-Identifier: GPL-2.0 */
  /******************************************************************************
   * console.h
   *
   * Console I/O interface for Xen guest OSes.
   *
   * Copyright (c) 2005, Keir Fraser
   */
  
  #ifndef __XEN_PUBLIC_IO_CONSOLE_H__
  #define __XEN_PUBLIC_IO_CONSOLE_H__
  
  typedef uint32_t XENCONS_RING_IDX;
  
  #define MASK_XENCONS_IDX(idx, ring) ((idx) & (sizeof(ring)-1))
  
  struct xencons_interface {
      char in[1024];
      char out[2048];
      XENCONS_RING_IDX in_cons, in_prod;
      XENCONS_RING_IDX out_cons, out_prod;
  };
  
  #endif /* __XEN_PUBLIC_IO_CONSOLE_H__ */