linux/arch/ia64/include/asm/iommu.h
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   1#ifndef _ASM_IA64_IOMMU_H
   2#define _ASM_IA64_IOMMU_H 1
   3
   4/* 10 seconds */
   5#define DMAR_OPERATION_TIMEOUT (((cycles_t) local_cpu_data->itc_freq)*10)
   6
   7extern void pci_iommu_shutdown(void);
   8extern void no_iommu_init(void);
   9#ifdef  CONFIG_INTEL_IOMMU
  10extern int force_iommu, no_iommu;
  11extern int iommu_pass_through;
  12extern int iommu_detected;
  13#else
  14#define iommu_pass_through      (0)
  15#define no_iommu                (1)
  16#define iommu_detected          (0)
  17#endif
  18extern void iommu_dma_init(void);
  19extern void machvec_init(const char *name);
  20
  21#endif
  22