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- /* -*- linux-c -*-
- *
- * $Id: sysrq.h,v 1.3 1997/07/17 11:54:33 mj Exp $
- *
- * Linux Magic System Request Key Hacks
- *
- * (c) 1997 Martin Mares <mj@atrey.karlin.mff.cuni.cz>
- */
-
- #include <linux/config.h>
-
- struct pt_regs;
- struct kbd_struct;
- struct tty_struct;
-
- /* Generic SysRq interface -- you may call it from any device driver, supplying
- * ASCII code of the key, pointer to registers and kbd/tty structs (if they
- * are available -- else NULL's).
- */
-
- void handle_sysrq(int, struct pt_regs *, struct kbd_struct *, struct tty_struct *);
-
- /* Deferred actions */
-
- extern int emergency_sync_scheduled;
-
- #define EMERG_SYNC 1
- #define EMERG_REMOUNT 2
-
- void do_emergency_sync(void);
-
- #ifdef CONFIG_MAGIC_SYSRQ
- #define CHECK_EMERGENCY_SYNC \
- if (emergency_sync_scheduled) \
- do_emergency_sync();
- #else
- #define CHECK_EMERGENCY_SYNC
- #endif
-