xref: /freebsd/sys/compat/linuxkpi/common/include/linux/console.h (revision 57c9ec539cbae4239390b8877e38b1e1f82710ae)
1*57c9ec53SEmmanuel Vadot /*-
2*57c9ec53SEmmanuel Vadot  * Copyright (c) 2022 Beckhoff Automation GmbH & Co. KG
3*57c9ec53SEmmanuel Vadot  *
4*57c9ec53SEmmanuel Vadot  * Redistribution and use in source and binary forms, with or without
5*57c9ec53SEmmanuel Vadot  * modification, are permitted provided that the following conditions
6*57c9ec53SEmmanuel Vadot  * are met:
7*57c9ec53SEmmanuel Vadot  * 1. Redistributions of source code must retain the above copyright
8*57c9ec53SEmmanuel Vadot  *    notice, this list of conditions and the following disclaimer.
9*57c9ec53SEmmanuel Vadot  * 2. Redistributions in binary form must reproduce the above copyright
10*57c9ec53SEmmanuel Vadot  *    notice, this list of conditions and the following disclaimer in the
11*57c9ec53SEmmanuel Vadot  *    documentation and/or other materials provided with the distribution.
12*57c9ec53SEmmanuel Vadot  *
13*57c9ec53SEmmanuel Vadot  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14*57c9ec53SEmmanuel Vadot  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15*57c9ec53SEmmanuel Vadot  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16*57c9ec53SEmmanuel Vadot  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17*57c9ec53SEmmanuel Vadot  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18*57c9ec53SEmmanuel Vadot  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19*57c9ec53SEmmanuel Vadot  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20*57c9ec53SEmmanuel Vadot  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21*57c9ec53SEmmanuel Vadot  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22*57c9ec53SEmmanuel Vadot  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23*57c9ec53SEmmanuel Vadot  * SUCH DAMAGE.
24*57c9ec53SEmmanuel Vadot  *
25*57c9ec53SEmmanuel Vadot  */
26*57c9ec53SEmmanuel Vadot 
27*57c9ec53SEmmanuel Vadot #ifndef _LINUXKPI_LINUX_CONSOLE_H_
28*57c9ec53SEmmanuel Vadot #define	_LINUXKPI_LINUX_CONSOLE_H_
29*57c9ec53SEmmanuel Vadot 
30*57c9ec53SEmmanuel Vadot #include <linux/types.h>
31*57c9ec53SEmmanuel Vadot 
32*57c9ec53SEmmanuel Vadot static inline void
console_lock(void)33*57c9ec53SEmmanuel Vadot console_lock(void)
34*57c9ec53SEmmanuel Vadot {
35*57c9ec53SEmmanuel Vadot }
36*57c9ec53SEmmanuel Vadot 
37*57c9ec53SEmmanuel Vadot static inline int
console_trylock(void)38*57c9ec53SEmmanuel Vadot console_trylock(void)
39*57c9ec53SEmmanuel Vadot {
40*57c9ec53SEmmanuel Vadot 	return (1);
41*57c9ec53SEmmanuel Vadot }
42*57c9ec53SEmmanuel Vadot 
43*57c9ec53SEmmanuel Vadot static inline void
console_unlock(void)44*57c9ec53SEmmanuel Vadot console_unlock(void)
45*57c9ec53SEmmanuel Vadot {
46*57c9ec53SEmmanuel Vadot }
47*57c9ec53SEmmanuel Vadot 
48*57c9ec53SEmmanuel Vadot static inline bool
vgacon_text_force(void)49*57c9ec53SEmmanuel Vadot vgacon_text_force(void)
50*57c9ec53SEmmanuel Vadot {
51*57c9ec53SEmmanuel Vadot 
52*57c9ec53SEmmanuel Vadot 	return (false);
53*57c9ec53SEmmanuel Vadot }
54*57c9ec53SEmmanuel Vadot 
55*57c9ec53SEmmanuel Vadot #endif	/* _LINUXKPI_LINUX_CONSOLE_H_ */
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