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/* ASB2305 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/pci.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/setup.h>
#include <asm/processor.h>
#include <asm/intctl-regs.h>
#include <asm/serial-regs.h>
#include <unit/serial.h>
/*
* initialise some of the unit hardware before gdbstub is set up
*/
asmlinkage void __init unit_init(void)
{
#ifndef CONFIG_GDBSTUB_ON_TTYSx
/* set the 16550 interrupt line to level 3 if not being used for GDB */
#ifdef CONFIG_EXT_SERIAL_IRQ_LEVEL
set_intr_level(XIRQ0, NUM2GxICR_LEVEL(CONFIG_EXT_SERIAL_IRQ_LEVEL));
#endif
#endif /* CONFIG_GDBSTUB_ON_TTYSx */
}
/*
* initialise the rest of the unit hardware after gdbstub is ready
*/
void __init unit_setup(void)
{
#ifdef CONFIG_PCI
unit_pci_init();
#endif
}
/*
* 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:
mn10300_set_lateack_irq_type(XIRQ2IRQ(extnum));
break;
default:
break;
}
}
}
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