OvmfPkg/Include/IndustryStandard/Xen/io/console.h

   1 /******************************************************************************
   2  * console.h
   3  *
   4  * Console I/O interface for Xen guest OSes.
   5  *
   6  * SPDX-License-Identifier: MIT
   7  *
   8  * Copyright (c) 2005, Keir Fraser
   9  */
  10
  11 #ifndef __XEN_PUBLIC_IO_CONSOLE_H__
  12 #define __XEN_PUBLIC_IO_CONSOLE_H__
  13
  14 typedef UINT32 XENCONS_RING_IDX;
  15
  16 #define MASK_XENCONS_IDX(idx, ring)  ((idx) & (sizeof(ring)-1))
  17
  18 struct xencons_interface {
  19   char in[1024];
  20   char                out[2048];
  21   XENCONS_RING_IDX    in_cons, in_prod;
  22   XENCONS_RING_IDX    out_cons, out_prod;
  23 };
  24
  25 #endif /* __XEN_PUBLIC_IO_CONSOLE_H__ */
  26
  27 /*
  28  * Local variables:
  29  * mode: C
  30  * c-file-style: "BSD"
  31  * c-basic-offset: 4
  32  * tab-width: 4
  33  * indent-tabs-mode: nil
  34  * End:
  35  */