diff options
Diffstat (limited to 'xen/include/asm-x86/hvm/svm/amd-iommu-proto.h')
| -rw-r--r-- | xen/include/asm-x86/hvm/svm/amd-iommu-proto.h | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/xen/include/asm-x86/hvm/svm/amd-iommu-proto.h b/xen/include/asm-x86/hvm/svm/amd-iommu-proto.h index d9b21a5973..592f908946 100644 --- a/xen/include/asm-x86/hvm/svm/amd-iommu-proto.h +++ b/xen/include/asm-x86/hvm/svm/amd-iommu-proto.h @@ -27,13 +27,15 @@ list_for_each_entry(amd_iommu, \ &amd_iommu_head, list) +#define for_each_pdev(domain, pdev) \ + list_for_each_entry(pdev, \ + &(domain->arch.hvm_domain.hvm_iommu.pdev_list), list) + #define DMA_32BIT_MASK 0x00000000ffffffffULL #define PAGE_ALIGN(addr) (((addr) + PAGE_SIZE - 1) & PAGE_MASK) -#define PAGE_SHIFT_4K (12) -#define PAGE_SIZE_4K (1UL << PAGE_SHIFT_4K) -#define PAGE_MASK_4K (((u64)-1) << PAGE_SHIFT_4K) -typedef int (*iommu_detect_callback_ptr_t)(u8 bus, u8 dev, u8 func, u8 cap_ptr); +typedef int (*iommu_detect_callback_ptr_t)( + u8 bus, u8 dev, u8 func, u8 cap_ptr); /* amd-iommu-detect functions */ int __init scan_for_iommu(iommu_detect_callback_ptr_t iommu_detect_callback); @@ -49,16 +51,20 @@ void __init register_iommu_cmd_buffer_in_mmio_space(struct amd_iommu *iommu); void __init enable_iommu(struct amd_iommu *iommu); /* mapping functions */ -int amd_iommu_map_page(struct domain *d, unsigned long gfn, - unsigned long mfn); +int amd_iommu_map_page(struct domain *d, unsigned long gfn, unsigned long mfn); int amd_iommu_unmap_page(struct domain *d, unsigned long gfn); +void *amd_iommu_get_vptr_from_page_table_entry(u32 *entry); /* device table functions */ void amd_iommu_set_dev_table_entry(u32 *dte, u64 root_ptr, u16 domain_id, u8 paging_mode); +int amd_iommu_is_dte_page_translation_valid(u32 *entry); +void invalidate_dev_table_entry(struct amd_iommu *iommu, + u16 devic_id); /* send cmd to iommu */ int send_iommu_command(struct amd_iommu *iommu, u32 cmd[]); +void flush_command_buffer(struct amd_iommu *iommu); /* iommu domain funtions */ int amd_iommu_domain_init(struct domain *domain); |