irqmap.c

LINUX 2.6.17.4的源码

/*
 * BRIEF MODULE DESCRIPTION
 *	Au1xxx irq map table
 *
 * Copyright 2003 Embedded Edge, LLC
 *		[e-mail]
 *
 *  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
 *  Free Software Foundation;  either version 2 of the	License, or (at your
 *  option) any later version.
 *
 *  THIS  SOFTWARE  IS PROVIDED	  ``AS	IS'' AND   ANY	EXPRESS OR IMPLIED
 *  WARRANTIES,	  INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
 *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
 *  NO	EVENT  SHALL   THE AUTHOR  BE	 LIABLE FOR ANY	  DIRECT, INDIRECT,
 *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 *  NOT LIMITED	  TO, PROCUREMENT OF  SUBSTITUTE GOODS	OR SERVICES; LOSS OF
 *  USE, DATA,	OR PROFITS; OR	BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 *  ANY THEORY OF LIABILITY, WHETHER IN	 CONTRACT, STRICT LIABILITY, OR TORT
 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *  You should have received a copy of the  GNU General Public License along
 *  with this program; if not, write  to the Free Software Foundation, Inc.,
 *  675 Mass Ave, Cambridge, MA 02139, USA.
 */
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/irq.h>
#include <linux/kernel_stat.h>
#include <linux/module.h>
#include <linux/signal.h>
#include <linux/sched.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/ioport.h>
#include <linux/timex.h>
#include <linux/slab.h>
#include <linux/random.h>
#include <linux/delay.h>
#include <linux/bitops.h>

#include <asm/bootinfo.h>
#include <asm/io.h>
#include <asm/mipsregs.h>
#include <asm/system.h>
#include <asm/mach-au1x00/au1000.h>

char irq_tab_alchemy[][5] __initdata = {
 [0] = { -1, INTA, INTB, INTX, INTX},   /* IDSEL 00 - AdapterA-Slot0 (top)    */
 [1] = { -1, INTB, INTA, INTX, INTX},   /* IDSEL 01 - AdapterA-Slot1 (bottom) */
 [2] = { -1, INTC, INTD, INTX, INTX},   /* IDSEL 02 - AdapterB-Slot0 (top)    */
 [3] = { -1, INTD, INTC, INTX, INTX},   /* IDSEL 03 - AdapterB-Slot1 (bottom) */
 [4] = { -1, INTA, INTB, INTX, INTX},   /* IDSEL 04 - AdapterC-Slot0 (top)    */
 [5] = { -1, INTB, INTA, INTX, INTX},   /* IDSEL 05 - AdapterC-Slot1 (bottom) */
 [6] = { -1, INTC, INTD, INTX, INTX},   /* IDSEL 06 - AdapterD-Slot0 (top)    */
 [7] = { -1, INTD, INTC, INTX, INTX},   /* IDSEL 07 - AdapterD-Slot1 (bottom) */
};

au1xxx_irq_map_t au1xxx_irq_map[] = {
       { AU1500_GPIO_204, INTC_INT_HIGH_LEVEL, 0},
       { AU1500_GPIO_201, INTC_INT_LOW_LEVEL, 0 },
       { AU1500_GPIO_202, INTC_INT_LOW_LEVEL, 0 },
       { AU1500_GPIO_203, INTC_INT_LOW_LEVEL, 0 },
       { AU1500_GPIO_205, INTC_INT_LOW_LEVEL, 0 },
};

int au1xxx_nr_irqs = sizeof(au1xxx_irq_map)/sizeof(au1xxx_irq_map_t);