xref: /illumos-gate/usr/src/cmd/bhyve/common/bhyvegc.h (revision b1529121add3ff25fc7b58196363a5439c0f6b67)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2015 Tycho Nightingale <tycho.nightingale@pluribusnetworks.com>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #ifndef _BHYVEGC_H_
30 #define	_BHYVEGC_H_
31 
32 #ifndef __FreeBSD__
33 #include <pthread.h>
34 #endif
35 
36 struct bhyvegc;
37 
38 struct bhyvegc_image {
39 	int		vgamode;
40 	int		width;
41 	int		height;
42 	uint32_t	*data;
43 #ifndef __FreeBSD__
44 	pthread_mutex_t	mtx;
45 #endif
46 };
47 
48 struct bhyvegc *bhyvegc_init(int width, int height, void *fbaddr);
49 void bhyvegc_set_fbaddr(struct bhyvegc *gc, void *fbaddr);
50 void bhyvegc_resize(struct bhyvegc *gc, int width, int height);
51 struct bhyvegc_image *bhyvegc_get_image(struct bhyvegc *gc);
52 
53 #endif /* _BHYVEGC_H_ */
54