1/* $NetBSD: console.h,v 1.1.1.2 2011/12/07 14:41:16 cegger Exp $ */
2/******************************************************************************
3 * console.h
4 *
5 * Console I/O interface for Xen guest OSes.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to
9 * deal in the Software without restriction, including without limitation the
10 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
11 * sell copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
24 *
25 * Copyright (c) 2005, Keir Fraser
26 */
27
28#ifndef __XEN_PUBLIC_IO_CONSOLE_H__
29#define __XEN_PUBLIC_IO_CONSOLE_H__
30
31typedef uint32_t XENCONS_RING_IDX;
32
33#define MASK_XENCONS_IDX(idx, ring) ((idx) & (sizeof(ring)-1))
34
35struct xencons_interface {
36 char in[1024];
37 char out[2048];
38 XENCONS_RING_IDX in_cons, in_prod;
39 XENCONS_RING_IDX out_cons, out_prod;
40};
41
42#endif /* __XEN_PUBLIC_IO_CONSOLE_H__ */
43
44/*
45 * Local variables:
46 * mode: C
47 * c-set-style: "BSD"
48 * c-basic-offset: 4
49 * tab-width: 4
50 * indent-tabs-mode: nil
51 * End:
52 */
53