From 819c67e69c4e0062787e27dd989f5f9d00d4834e Mon Sep 17 00:00:00 2001 From: David Mosberger-Tang Date: Thu, 9 Jun 2005 22:40:00 -0700 Subject: [IA64] Replace stale KDB-code with useful MAGIC_SYSRQ code in simserial.c Patch makes it possible to use the "F4" function key to do magic sysrq in the HP Ski simulator. Signed-off-by: David Mosberger-Tang Signed-off-by: Tony Luck --- arch/ia64/hp/sim/simserial.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) (limited to 'arch/ia64/hp/sim/simserial.c') diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c index 786e70718ce4..7a8ae0f4b387 100644 --- a/arch/ia64/hp/sim/simserial.c +++ b/arch/ia64/hp/sim/simserial.c @@ -30,6 +30,7 @@ #include #include #include +#include #include #include @@ -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; } -- cgit v1.2.1