*
* Copyright 2001 MontaVista Software Inc.
* Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
- * Copyright (C) 2000, 2001 Ralf Baechle (ralf@gnu.org)
+ * Copyright (C) 2000, 01, 05 Ralf Baechle (ralf@linux-mips.org)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
-#include <linux/config.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/kernel_stat.h>
#include <linux/timex.h>
#include <linux/slab.h>
#include <linux/random.h>
-#include <asm/bitops.h>
+#include <linux/bitops.h>
#include <asm/bootinfo.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/mipsregs.h>
#include <asm/system.h>
-extern asmlinkage void ocelot_handle_int(void);
+asmlinkage void plat_irq_dispatch(void)
+{
+ unsigned int pending = read_c0_cause() & read_c0_status();
+
+ if (pending & STATUSF_IP2)
+ do_IRQ(2);
+ else if (pending & STATUSF_IP3)
+ do_IRQ(3);
+ else if (pending & STATUSF_IP4)
+ do_IRQ(4);
+ else if (pending & STATUSF_IP5)
+ do_IRQ(5);
+ else if (pending & STATUSF_IP6)
+ do_IRQ(6);
+ else if (pending & STATUSF_IP7)
+ do_IRQ(7);
+ else {
+ /*
+ * Now look at the extended interrupts
+ */
+ pending = (read_c0_cause() & (read_c0_intcontrol() << 8)) >> 16;
+
+ if (pending & STATUSF_IP8)
+ do_IRQ(8);
+ else if (pending & STATUSF_IP9)
+ do_IRQ(9);
+ else if (pending & STATUSF_IP10)
+ do_IRQ(10);
+ else if (pending & STATUSF_IP11)
+ do_IRQ(11);
+ else
+ spurious_interrupt();
+ }
+}
+
extern void gt64240_irq_init(void);
-void __init init_IRQ(void)
+void __init arch_init_irq(void)
{
/*
* Clear all of the interrupts while we change the able around a bit.
clear_c0_status(ST0_IM);
local_irq_disable();
- /* Sets the first-level interrupt dispatcher. */
- set_except_vector(0, ocelot_handle_int);
- init_generic_irq();
mips_cpu_irq_init(0);
rm7k_cpu_irq_init(8);
gt64240_irq_init();
-
-#ifdef CONFIG_KGDB
- printk("start kgdb ...\n");
- set_debug_traps();
- breakpoint(); /* you may move this line to whereever you want :-) */
-#endif
}