/* 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 |