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kernel/linux-rt-4.4.41/arch/arm/include/asm/pci.h 1.09 KB
5113f6f70   김현기   kernel add
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  #ifndef ASMARM_PCI_H
  #define ASMARM_PCI_H
  
  #ifdef __KERNEL__
  #include <asm-generic/pci-dma-compat.h>
  #include <asm-generic/pci-bridge.h>
  
  #include <asm/mach/pci.h> /* for pci_sys_data */
  
  extern unsigned long pcibios_min_io;
  #define PCIBIOS_MIN_IO pcibios_min_io
  extern unsigned long pcibios_min_mem;
  #define PCIBIOS_MIN_MEM pcibios_min_mem
  
  static inline int pcibios_assign_all_busses(void)
  {
  	return pci_has_flag(PCI_REASSIGN_ALL_RSRC);
  }
  
  #ifdef CONFIG_PCI_DOMAINS
  static inline int pci_proc_domain(struct pci_bus *bus)
  {
  	return pci_domain_nr(bus);
  }
  #endif /* CONFIG_PCI_DOMAINS */
  
  /*
   * The PCI address space does equal the physical memory address space.
   * The networking and block device layers use this boolean for bounce
   * buffer decisions.
   */
  #define PCI_DMA_BUS_IS_PHYS     (1)
  
  #define HAVE_PCI_MMAP
  extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
                                 enum pci_mmap_state mmap_state, int write_combine);
  
  static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
  {
  	return channel ? 15 : 14;
  }
  
  #endif /* __KERNEL__ */
   
  #endif