iommu.h 483 B

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #ifndef _ASM_IA64_IOMMU_H
  3. #define _ASM_IA64_IOMMU_H 1
  4. /* 10 seconds */
  5. #define DMAR_OPERATION_TIMEOUT (((cycles_t) local_cpu_data->itc_freq)*10)
  6. extern void no_iommu_init(void);
  7. #ifdef CONFIG_INTEL_IOMMU
  8. extern int force_iommu, no_iommu;
  9. extern int iommu_pass_through;
  10. extern int iommu_detected;
  11. #else
  12. #define iommu_pass_through (0)
  13. #define no_iommu (1)
  14. #define iommu_detected (0)
  15. #endif
  16. extern void machvec_init(const char *name);
  17. #endif