include/asm-mips/pci_channel.h

   1 #ifndef __ASM_PCI_CHANNEL_H
   2 #define __ASM_PCI_CHANNEL_H
   3
   4 /*
   5  * This file essentially defines the interface between board
   6  * specific PCI code and MIPS common PCI code.  Should potentially put
   7  * into include/asm/pci.h file.
   8  */
   9
  10 #include <linux/ioport.h>
  11 #include <linux/pci.h>
  12
  13 /*
  14  * Each pci channel is a top-level PCI bus seem by CPU.  A machine  with
  15  * multiple PCI channels may have multiple PCI host controllers or a
  16  * single controller supporting multiple channels.
  17  */
  18 struct pci_channel {
  19         struct pci_ops *pci_ops;
  20         struct resource *io_resource;
  21         struct resource *mem_resource;
  22         int first_devfn;
  23         int last_devfn;
  24 };
  25
  26 /*
  27  * each board defines an array of pci_channels, that ends with all NULL entry
  28  */
  29 extern struct pci_channel mips_pci_channels[];
  30
  31 /*
  32  * board supplied pci irq fixup routine
  33  */
  34 extern void pcibios_fixup_irqs(void);
  35
  36 /*
  37  * board supplied pci fixup routines
  38  */
  39 extern void pcibios_fixup_resources(struct pci_dev *dev);
  40
  41 #endif  /* __ASM_PCI_CHANNEL_H */