1#ifndef _ASM_X86_IOMMU_H
2#define _ASM_X86_IOMMU_H
3
4extern struct dma_map_ops nommu_dma_ops;
5extern int force_iommu, no_iommu;
6extern int iommu_detected;
7extern int iommu_pass_through;
8
9/* 10 seconds */
10#define DMAR_OPERATION_TIMEOUT ((cycles_t) tsc_khz*10*1000)
11
12#endif /* _ASM_X86_IOMMU_H */
13