ARM: cleanup duplicated exception handlingcode

Move duplicated exception handling code into lib_arm.

Signed-off-by: Andreas Engel <andreas.engel@ericsson.com>

1 files changed, 2 insertions, 130 deletions

diff --git a/cpu/arm720t/interrupts.c b/cpu/arm720t/interrupts.c
index 8f32124d3..475607d95 100644
--- a/cpu/arm720t/interrupts.c
+++ b/cpu/arm720t/interrupts.c
@@ -60,137 +60,9 @@ static struct _irq_handler IRQ_HANDLER[N_IRQS];
 #endif	/* CONFIG_S3C4510B */
 
 #ifdef CONFIG_USE_IRQ
-/* enable IRQ/FIQ interrupts */
-void enable_interrupts (void)
-{
-	unsigned long temp;
-	__asm__ __volatile__("mrs %0, cpsr\n"
-			     "bic %0, %0, #0x80\n"
-			     "msr cpsr_c, %0"
-			     : "=r" (temp)
-			     :
-			     : "memory");
-}
-
-
-/*
- * disable IRQ/FIQ interrupts
- * returns true if interrupts had been enabled before we disabled them
- */
-int disable_interrupts (void)
-{
-	unsigned long old,temp;
-	__asm__ __volatile__("mrs %0, cpsr\n"
-			     "orr %1, %0, #0x80\n"
-			     "msr cpsr_c, %1"
-			     : "=r" (old), "=r" (temp)
-			     :
-			     : "memory");
-	return (old & 0x80) == 0;
-}
-#else /* CONFIG_USE_IRQ */
-void enable_interrupts (void)
-{
-	return;
-}
-int disable_interrupts (void)
-{
-	return 0;
-}
-#endif
-
-void bad_mode (void)
-{
-	panic ("Resetting CPU ...\n");
-	reset_cpu (0);
-}
-
-void show_regs (struct pt_regs *regs)
-{
-	unsigned long flags;
-	const char *processor_modes[] =
-		{ "USER_26", "FIQ_26", "IRQ_26", "SVC_26", "UK4_26", "UK5_26",
-"UK6_26", "UK7_26",
-		"UK8_26", "UK9_26", "UK10_26", "UK11_26", "UK12_26", "UK13_26",
-				"UK14_26", "UK15_26",
-		"USER_32", "FIQ_32", "IRQ_32", "SVC_32", "UK4_32", "UK5_32",
-				"UK6_32", "ABT_32",
-		"UK8_32", "UK9_32", "UK10_32", "UND_32", "UK12_32", "UK13_32",
-				"UK14_32", "SYS_32"
-	};
-
-	flags = condition_codes (regs);
-
-	printf ("pc : [<%08lx>]	   lr : [<%08lx>]\n"
-			"sp : %08lx  ip : %08lx	 fp : %08lx\n",
-			instruction_pointer (regs),
-			regs->ARM_lr, regs->ARM_sp, regs->ARM_ip, regs->ARM_fp);
-	printf ("r10: %08lx  r9 : %08lx	 r8 : %08lx\n",
-			regs->ARM_r10, regs->ARM_r9, regs->ARM_r8);
-	printf ("r7 : %08lx  r6 : %08lx	 r5 : %08lx  r4 : %08lx\n",
-			regs->ARM_r7, regs->ARM_r6, regs->ARM_r5, regs->ARM_r4);
-	printf ("r3 : %08lx  r2 : %08lx	 r1 : %08lx  r0 : %08lx\n",
-			regs->ARM_r3, regs->ARM_r2, regs->ARM_r1, regs->ARM_r0);
-	printf ("Flags: %c%c%c%c",
-			flags & CC_N_BIT ? 'N' : 'n',
-			flags & CC_Z_BIT ? 'Z' : 'z',
-			flags & CC_C_BIT ? 'C' : 'c', flags & CC_V_BIT ? 'V' : 'v');
-	printf ("  IRQs %s  FIQs %s  Mode %s%s\n",
-			interrupts_enabled (regs) ? "on" : "off",
-			fast_interrupts_enabled (regs) ? "on" : "off",
-			processor_modes[processor_mode (regs)],
-			thumb_mode (regs) ? " (T)" : "");
-}
-
-void do_undefined_instruction (struct pt_regs *pt_regs)
-{
-	printf ("undefined instruction\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
-void do_software_interrupt (struct pt_regs *pt_regs)
-{
-	printf ("software interrupt\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
-void do_prefetch_abort (struct pt_regs *pt_regs)
-{
-	printf ("prefetch abort\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
-void do_data_abort (struct pt_regs *pt_regs)
-{
-	printf ("data abort\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
-void do_not_used (struct pt_regs *pt_regs)
-{
-	printf ("not used\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
-void do_fiq (struct pt_regs *pt_regs)
-{
-	printf ("fast interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
 void do_irq (struct pt_regs *pt_regs)
 {
-#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM) || defined(CONFIG_ARMADILLO)
-	printf ("interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
-#elif defined(CONFIG_S3C4510B)
+#if defined(CONFIG_S3C4510B)
 	unsigned int pending;
 
 	while ( (pending = GET_REG( REG_INTOFFSET)) != 0x54) {  /* sentinal value for no pending interrutps */
@@ -212,7 +84,7 @@ void do_irq (struct pt_regs *pt_regs)
 #error do_irq() not defined for this CPU type
 #endif
 }
-
+#endif
 
 #ifdef CONFIG_S3C4510B
 static void default_isr( void *data) {