From 86c0f935c1eee1d778b43895f80c9d27a896dfd9 Mon Sep 17 00:00:00 2001 From: Akira Takeuchi Date: Wed, 27 Oct 2010 17:28:41 +0100 Subject: MN10300: Remove monitor/JTAG functions Remove the monitor trap function and the set_jtag_stub function as they're not really necessary. Signed-off-by: Akira Takeuchi Signed-off-by: Kiyoshi Owada Signed-off-by: David Howells --- arch/mn10300/kernel/entry.S | 25 ------------------------- arch/mn10300/kernel/traps.c | 22 ---------------------- 2 files changed, 47 deletions(-) (limited to 'arch/mn10300/kernel') diff --git a/arch/mn10300/kernel/entry.S b/arch/mn10300/kernel/entry.S index 3d394b4..b82ce7b 100644 --- a/arch/mn10300/kernel/entry.S +++ b/arch/mn10300/kernel/entry.S @@ -216,31 +216,6 @@ ENTRY(irq_handler) ############################################################################### # -# Monitor Signal handler entry point -# -############################################################################### -ENTRY(monitor_signal) - movbu (0xae000001),d1 - cmp 1,d1 - beq monsignal - ret [],0 - -monsignal: - or EPSW_NMID,epsw - mov d0,a0 - mov a0,sp - mov (REG_EPSW,fp),d1 - and ~EPSW_nSL,d1 - mov d1,(REG_EPSW,fp) - movm (sp),[d2,d3,a2,a3,exreg0,exreg1,exother] - mov (sp),a1 - mov a1,usp - movm (sp),[other] - add 4,sp -here: jmp 0x8e000008-here+0x8e000008 - -############################################################################### -# # Double Fault handler entry point # - note that there will not be a stack, D0/A0 will hold EPSW/PC as were # diff --git a/arch/mn10300/kernel/traps.c b/arch/mn10300/kernel/traps.c index 91365ad..a64604b 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) } /* - * set an interrupt stub to invoke the JTAG unit and then jump to a handler - */ -void __init set_jtag_stub(enum exception_code code, void *handler) -{ - unsigned long addr; - u8 *vector = (u8 *)(CONFIG_INTERRUPT_VECTOR_BASE + code); - - addr = (unsigned long) handler - ((unsigned long) vector + 1); - vector[0] = 0xff; /* PI to jump into JTAG debugger */ - vector[1] = 0xdc; /* jmp handler */ - vector[2] = addr; - vector[3] = addr >> 8; - vector[4] = addr >> 16; - vector[5] = addr >> 24; - vector[6] = 0xcb; - vector[7] = 0xcb; - - mn10300_dcache_flush_inv(); - flush_icache_range((unsigned long) vector, (unsigned long) vector + 8); -} - -/* * initialise the exception table */ void __init trap_init(void) -- cgit v1.1