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Linux/arch/arm/include/asm/pci.h

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  1 #ifndef ASMARM_PCI_H
  2 #define ASMARM_PCI_H
  3 
  4 #ifdef __KERNEL__
  5 #include <asm/mach/pci.h> /* for pci_sys_data */
  6 
  7 extern unsigned long pcibios_min_io;
  8 #define PCIBIOS_MIN_IO pcibios_min_io
  9 extern unsigned long pcibios_min_mem;
 10 #define PCIBIOS_MIN_MEM pcibios_min_mem
 11 
 12 static inline int pcibios_assign_all_busses(void)
 13 {
 14         return pci_has_flag(PCI_REASSIGN_ALL_RSRC);
 15 }
 16 
 17 #ifdef CONFIG_PCI_DOMAINS
 18 static inline int pci_proc_domain(struct pci_bus *bus)
 19 {
 20         return pci_domain_nr(bus);
 21 }
 22 #endif /* CONFIG_PCI_DOMAINS */
 23 
 24 /*
 25  * The PCI address space does equal the physical memory address space.
 26  * The networking and block device layers use this boolean for bounce
 27  * buffer decisions.
 28  */
 29 #define PCI_DMA_BUS_IS_PHYS     (1)
 30 
 31 #define HAVE_PCI_MMAP
 32 extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
 33                                enum pci_mmap_state mmap_state, int write_combine);
 34 
 35 static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
 36 {
 37         return channel ? 15 : 14;
 38 }
 39 
 40 #endif /* __KERNEL__ */
 41 #endif
 42 

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