Blackfin arch: remove unused code -- EVT0 is not controllable by software

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

4 files changed, 0 insertions, 31 deletions

diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S
index 14ef800a564d..1d5ba5e3d91c 100644
--- a/arch/blackfin/mach-common/interrupt.S
+++ b/arch/blackfin/mach-common/interrupt.S
@@ -46,30 +46,6 @@
 
 .align 4        /* just in case */
 
-/*
- * initial interrupt handlers
- */
-
-#ifndef CONFIG_KGDB
-        /* interrupt routine for emulation - 0 */
-        /* Currently used only if GDB stub is not in - invalid */
-        /* gdb-stub set the evt itself */
-        /* save registers for post-mortem only */
-ENTRY(_evt_emulation)
-        SAVE_ALL_SYS
-#ifdef CONFIG_FRAME_POINTER
-        fp = 0;
-#endif
-        r0 = IRQ_EMU;
-        r1 = sp;
-        SP += -12;
-        call _irq_panic;
-        SP += 12;
-        /* - GDB stub fills this in by itself (if defined) */
-        rte;
-ENDPROC(_evt_emulation)
-#endif
-
 /* Common interrupt entry code.  First we do CLI, then push
  * RETI, to keep interrupts disabled, but to allow this state to be changed
  * by local_bh_enable.
diff --git a/arch/blackfin/mach-common/ints-priority-dc.c b/arch/blackfin/mach-common/ints-priority-dc.c
index d5d9e57813dd..684d306ab6bb 100644
--- a/arch/blackfin/mach-common/ints-priority-dc.c
+++ b/arch/blackfin/mach-common/ints-priority-dc.c
@@ -362,9 +362,6 @@ void __init init_exception_vectors(void)
 {
         SSYNC();
 
-#ifndef CONFIG_KGDB
-        bfin_write_EVT0(evt_emulation);
-#endif
         bfin_write_EVT2(evt_evt2);
         bfin_write_EVT3(trap);
         bfin_write_EVT5(evt_ivhw);
diff --git a/arch/blackfin/mach-common/ints-priority-sc.c b/arch/blackfin/mach-common/ints-priority-sc.c
index 505b9484497a..a2016af65eb0 100644
--- a/arch/blackfin/mach-common/ints-priority-sc.c
+++ b/arch/blackfin/mach-common/ints-priority-sc.c
@@ -721,9 +721,6 @@ void __init init_exception_vectors(void)
 {
         SSYNC();
 
-#ifndef CONFIG_KGDB
-        bfin_write_EVT0(evt_emulation);
-#endif
         bfin_write_EVT2(evt_evt2);
         bfin_write_EVT3(trap);
         bfin_write_EVT5(evt_ivhw);
diff --git a/include/asm-blackfin/irq_handler.h b/include/asm-blackfin/irq_handler.h
index d830f0a49a1c..6a768315bbf7 100644
--- a/include/asm-blackfin/irq_handler.h
+++ b/include/asm-blackfin/irq_handler.h
@@ -2,7 +2,6 @@
 #define _IRQ_HANDLER_H
 
 /* BASE LEVEL interrupt handler routines */
-asmlinkage void evt_emulation(void);
 asmlinkage void evt_exception(void);
 asmlinkage void trap(void);
 asmlinkage void evt_ivhw(void);