iommu.h 364 B

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  1. #ifndef _ASM_X86_IOMMU_H
  2. #define _ASM_X86_IOMMU_H
  3. extern void pci_iommu_shutdown(void);
  4. extern void no_iommu_init(void);
  5. extern struct dma_map_ops nommu_dma_ops;
  6. extern int force_iommu, no_iommu;
  7. extern int iommu_detected;
  8. extern int iommu_pass_through;
  9. /* 10 seconds */
  10. #define DMAR_OPERATION_TIMEOUT ((cycles_t) tsc_khz*10*1000)
  11. #endif /* _ASM_X86_IOMMU_H */