ARM: cleanup duplicated exception handlingcode

Move duplicated exception handling code into lib_arm.

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

14 files changed, 19 insertions, 1448 deletions

diff --git a/cpu/arm1136/interrupts.c b/cpu/arm1136/interrupts.c
index 1dc36d0344f..491c902ace3 100644
--- a/cpu/arm1136/interrupts.c
+++ b/cpu/arm1136/interrupts.c
@@ -37,145 +37,11 @@
 # include <asm/arch/omap2420.h>
 #endif
 
-#include <asm/proc-armv/ptrace.h>
-
 #define TIMER_LOAD_VAL 0
 
 /* macro to read the 32 bit timer */
 #define READ_TIMER (*(volatile ulong *)(CFG_TIMERBASE+TCRR))
 
-#ifdef CONFIG_USE_IRQ
-/* enable IRQ 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, #0xc0\n"
-						 "msr cpsr_c, %1"
-						 : "=r" (old), "=r" (temp)
-						 :
-						 : "memory");
-	return(old & 0x80) == 0;
-}
-#else
-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)
-{
-	printf ("interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
 #if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_CINTEGRATOR)
 /* Use the IntegratorCP function from board/integratorcp.c */
 #else
diff --git a/cpu/arm720t/interrupts.c b/cpu/arm720t/interrupts.c
index 8f32124d373..475607d95a2 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) {
diff --git a/cpu/arm920t/interrupts.c b/cpu/arm920t/interrupts.c
index 0a6d94f74f3..c9cd066c900 100644
--- a/cpu/arm920t/interrupts.c
+++ b/cpu/arm920t/interrupts.c
@@ -31,149 +31,20 @@
 
 #include <common.h>
 #include <arm920t.h>
-#include <asm/proc-armv/ptrace.h>
 
 #ifdef CONFIG_USE_IRQ
-/* enable IRQ 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, #0xc0\n"
-			     "msr cpsr_c, %1"
-			     : "=r" (old), "=r" (temp)
-			     :
-			     : "memory");
-	return (old & 0x80) == 0;
-}
-#else
-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 ();
-}
-
+#include <asm/proc-armv/ptrace.h>
 void do_irq (struct pt_regs *pt_regs)
 {
-#if defined (CONFIG_USE_IRQ)
 #if defined (ARM920_IRQ_CALLBACK)
 	ARM920_IRQ_CALLBACK();
-	return;
 #elif defined (CONFIG_ARCH_INTEGRATOR)
 	/* ASSUMED to be a timer interrupt  */
 	/* Just clear it - count handled in */
 	/* integratorap.c                   */
 	*(volatile ulong *)(CFG_TIMERBASE + 0x0C) = 0;
-#endif /* ARCH_INTEGRATOR */
 #else
-	printf ("interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
+#error do_irq() not defined for this cpu type
 #endif
 }
+#endif
diff --git a/cpu/arm925t/interrupts.c b/cpu/arm925t/interrupts.c
index 57bb4eab6f6..208a25bd964 100644
--- a/cpu/arm925t/interrupts.c
+++ b/cpu/arm925t/interrupts.c
@@ -36,146 +36,11 @@
 #include <arm925t.h>
 #include <configs/omap1510.h>
 
-#include <asm/proc-armv/ptrace.h>
-
 #define TIMER_LOAD_VAL 0xffffffff
 
 /* macro to read the 32 bit timer */
 #define READ_TIMER (*(volatile ulong *)(CFG_TIMERBASE+8))
 
-#ifdef CONFIG_USE_IRQ
-/* enable IRQ 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, #0xc0\n"
-			     "msr cpsr_c, %1"
-			     : "=r" (old), "=r" (temp)
-			     :
-			     : "memory");
-	return (old & 0x80) == 0;
-}
-#else
-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)
-{
-	printf ("interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
 static ulong timestamp;
 static ulong lastdec;
 
diff --git a/cpu/arm926ejs/interrupts.c b/cpu/arm926ejs/interrupts.c
index 9cac969f64a..1819f6b0787 100644
--- a/cpu/arm926ejs/interrupts.c
+++ b/cpu/arm926ejs/interrupts.c
@@ -37,140 +37,6 @@
 
 #include <common.h>
 #include <arm926ejs.h>
-#include <asm/proc-armv/ptrace.h>
-
-#ifdef CONFIG_USE_IRQ
-/* enable IRQ 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, #0xc0\n"
-			     "msr cpsr_c, %1"
-			     : "=r" (old), "=r" (temp)
-			     :
-			     : "memory");
-	return (old & 0x80) == 0;
-}
-#else
-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)
-{
-	printf ("interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
 
 #ifdef CONFIG_INTEGRATOR
 
diff --git a/cpu/arm946es/interrupts.c b/cpu/arm946es/interrupts.c
index 5728c3a44de..a2c3646f19f 100644
--- a/cpu/arm946es/interrupts.c
+++ b/cpu/arm946es/interrupts.c
@@ -37,144 +37,10 @@
 
 #include <common.h>
 #include <arm946es.h>
-#include <asm/proc-armv/ptrace.h>
 
 #define TIMER_LOAD_VAL 0xffffffff
 extern void reset_cpu(ulong addr);
 
-#ifdef CONFIG_USE_IRQ
-/* enable IRQ 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, #0xc0\n"
-			     "msr cpsr_c, %1"
-			     : "=r" (old), "=r" (temp)
-			     :
-			     : "memory");
-	return (old & 0x80) == 0;
-}
-#else
-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)
-{
-	printf ("interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
 #ifdef CONFIG_INTEGRATOR
 	/* Timer functionality supplied by Integrator board (AP or CP) */
 #else
diff --git a/cpu/arm_intcm/Makefile b/cpu/arm_intcm/Makefile
index d5ac7d3fd98..7701b03bbeb 100644
--- a/cpu/arm_intcm/Makefile
+++ b/cpu/arm_intcm/Makefile
@@ -26,7 +26,7 @@ include $(TOPDIR)/config.mk
 LIB	= $(obj)lib$(CPU).a
 
 START	= start.o
-COBJS	= interrupts.o cpu.o
+COBJS	= cpu.o
 
 SRCS	:= $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS) $(SOBJS))
diff --git a/cpu/ixp/interrupts.c b/cpu/ixp/interrupts.c
index 2dd9561e1a5..84fe9378ab9 100644
--- a/cpu/ixp/interrupts.c
+++ b/cpu/ixp/interrupts.c
@@ -33,6 +33,8 @@
 #include <asm/arch/ixp425.h>
 
 #ifdef CONFIG_USE_IRQ
+#include <asm/proc-armv/ptrace.h>
+
 /*
  * When interrupts are enabled, use timer 2 for time/delay generation...
  */
@@ -50,34 +52,6 @@ static struct _irq_handler IRQ_HANDLER[N_IRQS];
 
 static volatile ulong timestamp;
 
-/* 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;
-}
-
 static void default_isr(void *data)
 {
 	printf("default_isr():  called for IRQ %d, Interrupt Status=%x PR=%x\n",
@@ -111,114 +85,16 @@ void reset_timer (void)
 	timestamp = 0;
 }
 
-#else /* #ifdef CONFIG_USE_IRQ */
-void enable_interrupts (void)
-{
-	return;
-}
-int disable_interrupts (void)
-{
-	return 0;
-}
 #endif /* #ifdef CONFIG_USE_IRQ */
 
-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);
-	printf("IRQ=%08lx FIQ=%08lx\n", *IXP425_ICIH, *IXP425_ICFH);
-}
-
+#ifdef CONFIG_USE_IRQ
 void do_irq (struct pt_regs *pt_regs)
 {
-#ifdef CONFIG_USE_IRQ
 	int irq = next_irq();
 
 	IRQ_HANDLER[irq].m_func(IRQ_HANDLER[irq].m_data);
-#else
-	printf ("interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
-#endif
 }
+#endif
 
 int interrupt_init (void)
 {
diff --git a/cpu/lh7a40x/interrupts.c b/cpu/lh7a40x/interrupts.c
index 23d8039931b..d01787f9160 100644
--- a/cpu/lh7a40x/interrupts.c
+++ b/cpu/lh7a40x/interrupts.c
@@ -33,8 +33,6 @@
 #include <arm920t.h>
 #include <lh7a40x.h>
 
-#include <asm/proc-armv/ptrace.h>
-
 static ulong timer_load_val = 0;
 
 /* macro to read the 16 bit timer */
@@ -46,139 +44,6 @@ static inline ulong READ_TIMER(void)
 	return (timer->value & 0x0000ffff);
 }
 
-#ifdef CONFIG_USE_IRQ
-/* enable IRQ 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, #0xc0\n"
-			     "msr cpsr_c, %1"
-			     : "=r" (old), "=r" (temp)
-			     :
-			     : "memory");
-	return (old & 0x80) == 0;
-}
-#else
-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)
-{
-	printf ("interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
 static ulong timestamp;
 static ulong lastdec;
 
diff --git a/cpu/pxa/interrupts.c b/cpu/pxa/interrupts.c
index 0479a1048b9..8b577e1359c 100644
--- a/cpu/pxa/interrupts.c
+++ b/cpu/pxa/interrupts.c
@@ -30,126 +30,9 @@
 #include <asm/arch/pxa-regs.h>
 
 #ifdef CONFIG_USE_IRQ
-/* enable IRQ/FIQ interrupts */
-void enable_interrupts (void)
-{
 #error: interrupts not implemented yet
-}
-
-
-/*
- * disable IRQ/FIQ interrupts
- * returns true if interrupts had been enabled before we disabled them
- */
-int disable_interrupts (void)
-{
-#error: interrupts not implemented yet
-}
-#else
-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)
-{
-	printf ("interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
-
 int interrupt_init (void)
 {
 	/* nothing happens here - we don't setup any IRQs */
diff --git a/cpu/s3c44b0/interrupts.c b/cpu/s3c44b0/interrupts.c
index 5d2c13d97f8..ed7964844d2 100644
--- a/cpu/s3c44b0/interrupts.c
+++ b/cpu/s3c44b0/interrupts.c
@@ -27,8 +27,6 @@
 #include <common.h>
 #include <asm/hardware.h>
 
-#include <asm/proc-armv/ptrace.h>
-
 /* we always count down the max. */
 #define TIMER_LOAD_VAL 0xffff
 
@@ -37,110 +35,8 @@
 
 #ifdef CONFIG_USE_IRQ
 #error CONFIG_USE_IRQ NOT supported
-#else
-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)
-{
-	printf ("interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
 static ulong timestamp;
 static ulong lastdec;
 
diff --git a/cpu/sa1100/interrupts.c b/cpu/sa1100/interrupts.c
index b393e0d435e..53f27456acc 100644
--- a/cpu/sa1100/interrupts.c
+++ b/cpu/sa1100/interrupts.c
@@ -29,143 +29,6 @@
 #include <common.h>
 #include <SA-1100.h>
 
-#include <asm/proc-armv/ptrace.h>
-
-#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
-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)
-{
-	printf ("interrupt request\n");
-	show_regs (pt_regs);
-	bad_mode ();
-}
-
-
 int interrupt_init (void)
 {
 	/* nothing happens here - we don't setup any IRQs */
diff --git a/lib_arm/Makefile b/lib_arm/Makefile
index 037c475f8bb..bfd5b0e6f99 100644
--- a/lib_arm/Makefile
+++ b/lib_arm/Makefile
@@ -28,7 +28,7 @@ LIB	= $(obj)lib$(ARCH).a
 SOBJS	= _ashldi3.o _ashrdi3.o _divsi3.o _modsi3.o _udivsi3.o _umodsi3.o
 
 COBJS	= armlinux.o board.o \
-	  cache.o div0.o
+	  cache.o div0.o interrupts.o
 
 SRCS 	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS))
diff --git a/cpu/arm_intcm/interrupts.c b/lib_arm/interrupts.c
index 1763176912b..4dafbfaab5b 100644
--- a/cpu/arm_intcm/interrupts.c
+++ b/lib_arm/interrupts.c
@@ -26,7 +26,7 @@
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
@@ -38,23 +38,6 @@
 #include <common.h>
 #include <asm/proc-armv/ptrace.h>
 
-#ifndef CONFIG_INTEGRATOR
-/* Only to be used for integrator/AP or /CP */
-/* Allows U-Boot to be used with any ARM supplied core module (CM),
- * provided the ARM boot monitor, or similar software,
- * runs first to set up the platform e.g. map writeable memory to 0x00000000
- * - see Integrator User Guides
- * Versatile has a supported cpu - arm926ejs
- * Some integrator CMs cpus are supported
- * CM926EJ-S, CM946E-S
- * For platforms with supported cpus U-Boot can be used as the sole boot
- * monitor/loader - it will configure the platform itself
- * Also U-Boot may be faster/smaller in those cases since specific
- * qualities of the cpu and/or CM can be used e.g i and/or d caches etc.
- */
-#endif
-extern void reset_cpu(ulong addr);
-
 #ifdef CONFIG_USE_IRQ
 /* enable IRQ interrupts */
 void enable_interrupts (void)
@@ -118,15 +101,15 @@ void show_regs (struct pt_regs *regs)
 
 	flags = condition_codes (regs);
 
-	printf ("pc : [<%08lx>]    lr : [<%08lx>]\n"
-		"sp : %08lx  ip : %08lx  fp : %08lx\n",
+	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",
+	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",
+	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",
+	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',
@@ -181,12 +164,11 @@ void do_fiq (struct pt_regs *pt_regs)
 	bad_mode ();
 }
 
+#ifndef CONFIG_USE_IRQ
 void do_irq (struct pt_regs *pt_regs)
 {
 	printf ("interrupt request\n");
 	show_regs (pt_regs);
 	bad_mode ();
 }
-
-/* The timer functionality is supplied by the Integrator board */
-/* - see board/integrator<>.c */
+#endif