blob: e52afa3b8180972a8bd447fcfda1237d5756a947 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Unified handling of special chars.
*
* Copyright IBM Corp. 2001
* Author(s): Fritz Elfert <felfert@millenux.com> <elfert@de.ibm.com>
*
*/
#include <linux/tty.h>
#include <linux/sysrq.h>
#include <linux/workqueue.h>
extern unsigned int
ctrlchar_handle(const unsigned char *buf, int len, struct tty_struct *tty);
#define CTRLCHAR_NONE (1 << 8)
#define CTRLCHAR_CTRL (2 << 8)
#define CTRLCHAR_SYSRQ (3 << 8)
#define CTRLCHAR_MASK (~0xffu)
#ifdef CONFIG_MAGIC_SYSRQ
struct sysrq_work {
int key;
struct work_struct work;
};
void schedule_sysrq_work(struct sysrq_work *sw);
#endif
|
