diff options
Diffstat (limited to 'arch/mn10300/kernel/traps.c')
-rw-r--r-- | arch/mn10300/kernel/traps.c | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/arch/mn10300/kernel/traps.c b/arch/mn10300/kernel/traps.c index 91365adba4f5..a64604b512d5 100644 --- a/arch/mn10300/kernel/traps.c +++ b/arch/mn10300/kernel/traps.c | |||
@@ -538,28 +538,6 @@ void __init set_intr_stub(enum exception_code code, void *handler) | |||
538 | } | 538 | } |
539 | 539 | ||
540 | /* | 540 | /* |
541 | * set an interrupt stub to invoke the JTAG unit and then jump to a handler | ||
542 | */ | ||
543 | void __init set_jtag_stub(enum exception_code code, void *handler) | ||
544 | { | ||
545 | unsigned long addr; | ||
546 | u8 *vector = (u8 *)(CONFIG_INTERRUPT_VECTOR_BASE + code); | ||
547 | |||
548 | addr = (unsigned long) handler - ((unsigned long) vector + 1); | ||
549 | vector[0] = 0xff; /* PI to jump into JTAG debugger */ | ||
550 | vector[1] = 0xdc; /* jmp handler */ | ||
551 | vector[2] = addr; | ||
552 | vector[3] = addr >> 8; | ||
553 | vector[4] = addr >> 16; | ||
554 | vector[5] = addr >> 24; | ||
555 | vector[6] = 0xcb; | ||
556 | vector[7] = 0xcb; | ||
557 | |||
558 | mn10300_dcache_flush_inv(); | ||
559 | flush_icache_range((unsigned long) vector, (unsigned long) vector + 8); | ||
560 | } | ||
561 | |||
562 | /* | ||
563 | * initialise the exception table | 541 | * initialise the exception table |
564 | */ | 542 | */ |
565 | void __init trap_init(void) | 543 | void __init trap_init(void) |