diff options
Diffstat (limited to 'arch/x86/include/asm/iommu.h')
| -rw-r--r-- | arch/x86/include/asm/iommu.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/x86/include/asm/iommu.h b/arch/x86/include/asm/iommu.h new file mode 100644 index 00000000000..a6ee9e6f530 --- /dev/null +++ b/arch/x86/include/asm/iommu.h @@ -0,0 +1,13 @@ +#ifndef _ASM_X86_IOMMU_H +#define _ASM_X86_IOMMU_H + +extern void pci_iommu_shutdown(void); +extern void no_iommu_init(void); +extern struct dma_mapping_ops nommu_dma_ops; +extern int force_iommu, no_iommu; +extern int iommu_detected; + +/* 10 seconds */ +#define DMAR_OPERATION_TIMEOUT ((cycles_t) tsc_khz*10*1000) + +#endif /* _ASM_X86_IOMMU_H */ |