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/* ASB2303 initialisation
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public Licence
* as published by the Free Software Foundation; either version
* 2 of the Licence, or (at your option) any later version.
*/
#include <linux/kernel.h>
#include <linux/param.h>
#include <linux/init.h>
#include <linux/device.h>
#include <asm/io.h>
#include <asm/setup.h>
#include <asm/processor.h>
#include <asm/irq.h>
#include <asm/intctl-regs.h>
/*
* initialise some of the unit hardware before gdbstub is set up
*/
asmlinkage void __init unit_init(void)
{
/* set up the external interrupts */
SET_XIRQ_TRIGGER(0, XIRQ_TRIGGER_HILEVEL);
SET_XIRQ_TRIGGER(2, XIRQ_TRIGGER_LOWLEVEL);
SET_XIRQ_TRIGGER(3, XIRQ_TRIGGER_HILEVEL);
SET_XIRQ_TRIGGER(4, XIRQ_TRIGGER_LOWLEVEL);
SET_XIRQ_TRIGGER(5, XIRQ_TRIGGER_LOWLEVEL);
}
/*
* initialise the rest of the unit hardware after gdbstub is ready
*/
void __init unit_setup(void)
{
}
/*
* initialise the external interrupts used by a unit of this type
*/
void __init unit_init_IRQ(void)
{
unsigned int extnum;
for (extnum = 0; extnum < NR_XIRQS; extnum++) {
switch (GET_XIRQ_TRIGGER(extnum)) {
case XIRQ_TRIGGER_HILEVEL:
case XIRQ_TRIGGER_LOWLEVEL:
set_irq_handler(XIRQ2IRQ(extnum), handle_level_irq);
break;
default:
break;
}
}
}
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