diff options
Diffstat (limited to 'arch/ia64/hp/sim/simserial.c')
| -rw-r--r-- | arch/ia64/hp/sim/simserial.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c index 786e70718ce..7a8ae0f4b38 100644 --- a/arch/ia64/hp/sim/simserial.c +++ b/arch/ia64/hp/sim/simserial.c @@ -30,6 +30,7 @@ #include <linux/module.h> #include <linux/serial.h> #include <linux/serialP.h> +#include <linux/sysrq.h> #include <asm/irq.h> #include <asm/hw_irq.h> @@ -149,12 +150,17 @@ static void receive_chars(struct tty_struct *tty, struct pt_regs *regs) seen_esc = 2; continue; } else if ( seen_esc == 2 ) { - if ( ch == 'P' ) show_state(); /* F1 key */ -#ifdef CONFIG_KDB - if ( ch == 'S' ) - kdb(KDB_REASON_KEYBOARD, 0, (kdb_eframe_t) regs); + if ( ch == 'P' ) /* F1 */ + show_state(); +#ifdef CONFIG_MAGIC_SYSRQ + if ( ch == 'S' ) { /* F4 */ + do + ch = ia64_ssc(0, 0, 0, 0, + SSC_GETCHAR); + while (!ch); + handle_sysrq(ch, regs, NULL); + } #endif - seen_esc = 0; continue; } |