1 files changed, 0 insertions, 116 deletions
diff --git a/arch/sh/kernel/cpu/irq_imask.c b/arch/sh/kernel/cpu/irq_imask.c
deleted file mode 100644
index a963d00a971..00000000000
--- a/arch/sh/kernel/cpu/irq_imask.c
+++ /dev/null
@@ -1,116 +0,0 @@
-/* $Id: irq_imask.c,v 1.1.2.1 2002/11/17 10:53:43 mrbrown Exp $
- *
- * linux/arch/sh/kernel/irq_imask.c
- *
- * Copyright (C) 1999, 2000  Niibe Yutaka
- *
- * Simple interrupt handling using IMASK of SR register.
- *
- */
-
-/* NOTE: Will not work on level 15 */
-
-
-#include <linux/ptrace.h>
-#include <linux/errno.h>
-#include <linux/kernel_stat.h>
-#include <linux/signal.h>
-#include <linux/sched.h>
-#include <linux/interrupt.h>
-#include <linux/init.h>
-#include <linux/bitops.h>
-
-#include <asm/system.h>
-#include <asm/irq.h>
-
-#include <linux/spinlock.h>
-#include <linux/cache.h>
-#include <linux/irq.h>
-
-/* Bitmap of IRQ masked */
-static unsigned long imask_mask = 0x7fff;
-static int interrupt_priority = 0;
-
-static void enable_imask_irq(unsigned int irq);
-static void disable_imask_irq(unsigned int irq);
-static void shutdown_imask_irq(unsigned int irq);
-static void mask_and_ack_imask(unsigned int);
-static void end_imask_irq(unsigned int irq);
-
-#define IMASK_PRIORITY	15
-
-static unsigned int startup_imask_irq(unsigned int irq)
-{ 
-	/* Nothing to do */
-	return 0; /* never anything pending */
-}
-
-static struct hw_interrupt_type imask_irq_type = {
-	.typename = "SR.IMASK",
-	.startup = startup_imask_irq,
-	.shutdown = shutdown_imask_irq,
-	.enable = enable_imask_irq,
-	.disable = disable_imask_irq,
-	.ack = mask_and_ack_imask,
-	.end = end_imask_irq
-};
-
-void static inline set_interrupt_registers(int ip)
-{
-	unsigned long __dummy;
-
-	asm volatile("ldc	%2, r6_bank\n\t"
-		     "stc	sr, %0\n\t"
-		     "and	#0xf0, %0\n\t"
-		     "shlr2	%0\n\t"
-		     "cmp/eq	#0x3c, %0\n\t"
-		     "bt/s	1f	! CLI-ed\n\t"
-		     " stc	sr, %0\n\t"
-		     "and	%1, %0\n\t"
-		     "or	%2, %0\n\t"
-		     "ldc	%0, sr\n"
-		     "1:"
-		     : "=&z" (__dummy)
-		     : "r" (~0xf0), "r" (ip << 4)
-		     : "t");
-}
-
-static void disable_imask_irq(unsigned int irq)
-{
-	clear_bit(irq, &imask_mask);
-	if (interrupt_priority < IMASK_PRIORITY - irq)
-		interrupt_priority = IMASK_PRIORITY - irq;
-
-	set_interrupt_registers(interrupt_priority);
-}
-
-static void enable_imask_irq(unsigned int irq)
-{
-	set_bit(irq, &imask_mask);
-	interrupt_priority = IMASK_PRIORITY - ffz(imask_mask);
-
-	set_interrupt_registers(interrupt_priority);
-}
-
-static void mask_and_ack_imask(unsigned int irq)
-{
-	disable_imask_irq(irq);
-}
-
-static void end_imask_irq(unsigned int irq)
-{
-	if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-		enable_imask_irq(irq);
-}
-
-static void shutdown_imask_irq(unsigned int irq)
-{
-	/* Nothing to do */
-}
-
-void make_imask_irq(unsigned int irq)
-{
-	disable_irq_nosync(irq);
-	irq_desc[irq].handler = &imask_irq_type;
-	enable_irq(irq);
-}