CRIS: Drop support for the CRIS port

[sfrench/cifs-2.6.git] / arch / cris / kernel / irq.c

diff --git a/arch/cris/kernel/irq.c b/arch/cris/kernel/irq.c
deleted file mode 100644 (file)
index 726cdf4..0000000
--- a/arch/cris/kernel/irq.c
+++ /dev/null
@@ -1,72 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- *
- *     linux/arch/cris/kernel/irq.c
- *
- *      Copyright (c) 2000,2007 Axis Communications AB
- *
- *      Authors: Bjorn Wesen (bjornw@axis.com)
- *
- * This file contains the code used by various IRQ handling routines:
- * asking for different IRQs should be done through these routines
- * instead of just grabbing them. Thus setups with different IRQ numbers
- * shouldn't result in any weird surprises, and installing new handlers
- * should be easier.
- *
- */
-
-/*
- * IRQs are in fact implemented a bit like signal handlers for the kernel.
- * Naturally it's not a 1:1 relation, but there are similarities.
- */
-
-#include <linux/module.h>
-#include <linux/ptrace.h>
-#include <linux/irq.h>
-#include <linux/sched/debug.h>
-
-#include <linux/kernel_stat.h>
-#include <linux/signal.h>
-#include <linux/sched.h>
-#include <linux/ioport.h>
-#include <linux/interrupt.h>
-#include <linux/timex.h>
-#include <linux/random.h>
-#include <linux/init.h>
-#include <linux/seq_file.h>
-#include <linux/errno.h>
-#include <linux/spinlock.h>
-
-#include <asm/io.h>
-#include <arch/system.h>
-
-/* called by the assembler IRQ entry functions defined in irq.h
- * to dispatch the interrupts to registered handlers
- */
-
-asmlinkage void do_IRQ(int irq, struct pt_regs * regs)
-{
-       unsigned long sp;
-       struct pt_regs *old_regs;
-
-       trace_hardirqs_off();
-
-       old_regs = set_irq_regs(regs);
-       irq_enter();
-       sp = rdsp();
-       if (unlikely((sp & (PAGE_SIZE - 1)) < (PAGE_SIZE/8))) {
-               printk("do_IRQ: stack overflow: %lX\n", sp);
-               show_stack(NULL, (unsigned long *)sp);
-       }
-       generic_handle_irq(irq);
-       irq_exit();
-       set_irq_regs(old_regs);
-}
-
-void weird_irq(void)
-{
-       local_irq_disable();
-       printk("weird irq\n");
-       while(1);
-}
-