arch/ppc/platforms/gemini_pci.c

   1 #include <linux/kernel.h>
   2 #include <linux/init.h>
   3 #include <linux/pci.h>
   4 #include <linux/slab.h>
   5
   6 #include <asm/machdep.h>
   7 #include <platforms/gemini.h>
   8 #include <asm/byteorder.h>
   9 #include <asm/io.h>
  10 #include <asm/uaccess.h>
  11 #include <asm/pci-bridge.h>
  12
  13 void __init gemini_pcibios_fixup(void)
  14 {
  15         int i;
  16         struct pci_dev *dev = NULL;
  17
  18         for_each_pci_dev(dev) {
  19                 for(i = 0; i < 6; i++) {
  20                         if (dev->resource[i].flags & IORESOURCE_IO) {
  21                                 dev->resource[i].start |= (0xfe << 24);
  22                                 dev->resource[i].end |= (0xfe << 24);
  23                         }
  24                 }
  25         }
  26 }
  27
  28
  29 /* The "bootloader" for Synergy boards does none of this for us, so we need to
  30    lay it all out ourselves... --Dan */
  31 void __init gemini_find_bridges(void)
  32 {
  33         struct pci_controller* hose;
  34
  35         ppc_md.pcibios_fixup = gemini_pcibios_fixup;
  36
  37         hose = pcibios_alloc_controller();
  38         if (!hose)
  39                 return;
  40         setup_indirect_pci(hose, 0xfec00000, 0xfee00000);
  41 }