fixup-mpc30x.c

linux 内核源代码

/*
 *  fixup-mpc30x.c, The Victor MP-C303/304 specific PCI fixups.
 *
 *  Copyright (C) 2002,2004  Yoichi Yuasa <[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 program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#include <linux/init.h>
#include <linux/pci.h>

#include <asm/vr41xx/mpc30x.h>

static const int internal_func_irqs[] __initdata = {
	VRC4173_CASCADE_IRQ,
	VRC4173_AC97_IRQ,
	VRC4173_USB_IRQ,
};

static const int irq_tab_mpc30x[] __initdata = {
 [12] = VRC4173_PCMCIA1_IRQ,
 [13] = VRC4173_PCMCIA2_IRQ,
 [29] = MQ200_IRQ,
};

int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
	if (slot == 30)
		return internal_func_irqs[PCI_FUNC(dev->devfn)];

	return irq_tab_mpc30x[slot];
}

/* Do platform specific device initialization at pci_enable_device() time */
int pcibios_plat_dev_init(struct pci_dev *dev)
{
	return 0;
}