forked from luck/tmp_suning_uos_patched
81 lines
2.6 KiB
C
81 lines
2.6 KiB
C
|
/*
|
||
|
|
* BRIEF MODULE DESCRIPTION
|
||
|
|
* Board specific pci fixups.
|
||
|
|
*
|
||
|
|
* Copyright 2000 MontaVista Software Inc.
|
||
|
|
* Author: MontaVista Software, Inc.
|
||
|
|
* ppopov@mvista.com or source@mvista.com
|
||
|
|
*
|
||
|
|
* 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/types.h>
|
||
|
|
#include <linux/pci.h>
|
||
|
|
#include <linux/kernel.h>
|
||
|
|
#include <linux/init.h>
|
||
|
|
|
||
|
|
#include <asm/it8172/it8172.h>
|
||
|
|
#include <asm/it8172/it8172_pci.h>
|
||
|
|
#include <asm/it8172/it8172_int.h>
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Shortcuts
|
||
|
|
*/
|
||
|
|
#define INTA IT8172_PCI_INTA_IRQ
|
||
|
|
#define INTB IT8172_PCI_INTB_IRQ
|
||
|
|
#define INTC IT8172_PCI_INTC_IRQ
|
||
|
|
#define INTD IT8172_PCI_INTD_IRQ
|
||
|
|
|
||
|
|
static const int internal_func_irqs[7] __initdata = {
|
||
|
|
IT8172_AC97_IRQ,
|
||
|
|
IT8172_DMA_IRQ,
|
||
|
|
IT8172_CDMA_IRQ,
|
||
|
|
IT8172_USB_IRQ,
|
||
|
|
IT8172_BRIDGE_MASTER_IRQ,
|
||
|
|
IT8172_IDE_IRQ,
|
||
|
|
IT8172_MC68K_IRQ
|
||
|
|
};
|
||
|
|
|
||
|
|
static char irq_tab_ite8172g[][5] __initdata = {
|
||
|
|
[0x10] = { 0, INTA, INTB, INTC, INTD },
|
||
|
|
[0x11] = { 0, INTA, INTB, INTC, INTD },
|
||
|
|
[0x12] = { 0, INTB, INTC, INTD, INTA },
|
||
|
|
[0x13] = { 0, INTC, INTD, INTA, INTB },
|
||
|
|
[0x14] = { 0, INTD, INTA, INTB, INTC },
|
||
|
|
};
|
||
|
|
|
||
|
|
int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Internal device 1 is actually 7 different internal devices on the
|
||
|
|
* IT8172G (a multifunction device).
|
||
|
|
*/
|
||
|
|
if (slot == 1)
|
||
|
|
return internal_func_irqs[PCI_FUNC(dev->devfn)];
|
||
|
|
|
||
|
|
return irq_tab_ite8172g[slot][pin];
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Do platform specific device initialization at pci_enable_device() time */
|
||
|
|
int pcibios_plat_dev_init(struct pci_dev *dev)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|