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>
diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S
index 14ef800..1d5ba5e 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 d5d9e57..684d306 100644
--- a/arch/blackfin/mach-common/ints-priority-dc.c
+++ b/arch/blackfin/mach-common/ints-priority-dc.c
@@ -362,9 +362,6 @@
{
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 505b948..a2016af 100644
--- a/arch/blackfin/mach-common/ints-priority-sc.c
+++ b/arch/blackfin/mach-common/ints-priority-sc.c
@@ -721,9 +721,6 @@
{
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 d830f0a..6a76831 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);