| /* |
| * |
| * BRIEF MODULE DESCRIPTION |
| * EV96100 Board specific pci fixups. |
| * |
| * Copyright 2001 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 <linux/pci_ids.h> |
| |
| #include <asm/gt64120/gt64120.h> |
| |
| extern unsigned short get_gt_devid(void); |
| |
| void __init pcibios_fixup_resources(struct pci_dev *dev) |
| { |
| } |
| |
| void __init pcibios_fixup(void) |
| { |
| } |
| |
| void __init pcibios_fixup_irqs(void) |
| { |
| struct pci_dev *dev; |
| unsigned int slot; |
| u32 vendor; |
| unsigned short gt_devid = get_gt_devid(); |
| |
| /* |
| ** EV96100/A interrupt routing for pci bus 0 |
| ** |
| ** Note: EV96100A board with irq jumper set on 'VxWorks' |
| ** for EV96100 compatibility. |
| */ |
| |
| pci_for_each_dev(dev) { |
| if (dev->bus->number != 0) |
| return; |
| |
| slot = PCI_SLOT(dev->devfn); |
| pci_read_config_dword(dev, PCI_SUBSYSTEM_VENDOR_ID, &vendor); |
| |
| #ifdef DEBUG |
| printk("devfn %x, slot %d devid %x\n", |
| dev->devfn, slot, gt_devid); |
| #endif |
| |
| /* fixup irq line based on slot # */ |
| if (slot == 8) { |
| dev->irq = 5; |
| pci_write_config_byte(dev, PCI_INTERRUPT_LINE, |
| dev->irq); |
| } |
| else if (slot == 9) { |
| dev->irq = 2; |
| pci_write_config_byte(dev, PCI_INTERRUPT_LINE, |
| dev->irq); |
| } |
| } |
| } |
| unsigned int pcibios_assign_all_busses(void) |
| { |
| return 0; |
| } |