1 #ifndef _ASM_IA64_IOMMU_H 2 #define _ASM_IA64_IOMMU_H 1 3 4 #define cpu_has_x2apic 0 5 /* 10 seconds */ 6 #define DMAR_OPERATION_TIMEOUT (((cycles_t) local_cpu_data->itc_freq)*10) 7 8 extern void pci_iommu_shutdown(void); 9 extern void no_iommu_init(void); 10 extern int force_iommu, no_iommu; 11 extern int iommu_detected; 12 #ifdef CONFIG_DMAR 13 extern int iommu_pass_through; 14 #else 15 #define iommu_pass_through (0) 16 #endif 17 extern void iommu_dma_init(void); 18 extern void machvec_init(const char *name); 19 20 #endif 21