text: /*
   * Copyright (C) 2001 Dave Engebretsen, IBM Corporation
   * Copyright (C) 2003 Anton Blanchard <anton@au.ibm.com>, IBM
   *
   * pSeries specific routines for PCI.
   * 
   * 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/ioport.h>
  #include <linux/kernel.h>
  #include <linux/pci.h>
  #include <linux/string.h>
  
  #include <asm/eeh.h>
  #include <asm/pci-bridge.h>
  #include <asm/prom.h>
  #include <asm/ppc-pci.h>
  
  
  static void __init pSeries_request_regions(void)
  {
  	if (!isa_io_base)
  		return;
  
  	request_region(0x20,0x20,"pic1");
  	request_region(0xa0,0x20,"pic2");
  	request_region(0x00,0x20,"dma1");
  	request_region(0x40,0x20,"timer");
  	request_region(0x80,0x10,"dma page reg");
  	request_region(0xc0,0x20,"dma2");
  }
  
  void __init pSeries_final_fixup(void)
  {
  	pSeries_request_regions();
  
  	pci_addr_cache_build();
  }
  
  /*
   * Assume the winbond 82c105 is the IDE controller on a
   * p610/p615/p630. We should probably be more careful in case
   * someone tries to plug in a similar adapter.
   */
  static void fixup_winbond_82c105(struct pci_dev* dev)
  {
  	int i;
  	unsigned int reg;
  
  	if (!machine_is(pseries))
  		return;
  
  	printk("Using INTC for W82c105 IDE controller.\n");
  	pci_read_config_dword(dev, 0x40, &reg);
  	/* Enable LEGIRQ to use INTC instead of ISA interrupts */
  	pci_write_config_dword(dev, 0x40, reg | (1<<11));
  
  	for (i = 0; i < DEVICE_COUNT_RESOURCE; ++i) {
  		/* zap the 2nd function of the winbond chip */
  		if (dev->resource[i].flags & IORESOURCE_IO
  		    && dev->bus->number == 0 && dev->devfn == 0x81)
  			dev->resource[i].flags &= ~IORESOURCE_IO;
  		if (dev->resource[i].start == 0 && dev->resource[i].end) {
  			dev->resource[i].flags = 0;
  			dev->resource[i].end = 0;
  		}
  	}
  }
  DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_WINBOND, PCI_DEVICE_ID_WINBOND_82C105,
  			 fixup_winbond_82c105);
  