hw/pci/pci.h

180 /* Size of the standard PCI config header */
182 /* Size of the standard PCI config space */
184 /* Size of the standard PCIe config space: 4KB */
407  * Allows to modify the behavior of some IOMMU operations of the PCI
412      * @get_address_space: get the address space for a set of devices
417      * @bus: the #PCIBus being accessed.
419      * @opaque: the data passed to pci_setup_iommu().
428      * retrieve host information from the associated HostIOMMUDevice.
430      * @bus: the #PCIBus of the PCI device.
432      * @opaque: the data passed to pci_setup_iommu().
434      * @devfn: device and function number of the PCI device.
436      * @dev: the #HostIOMMUDevice to attach.
449      * @bus: the #PCIBus of the PCI device.
451      * @opaque: the data passed to pci_setup_iommu().
453      * @devfn: device and function number of the PCI device.
461      * @opaque: the data passed to pci_setup_iommu().
463      * @addr_width: the address width of the IOMMU (output parameter).
465      * @min_page_size: the page size of the IOMMU (output parameter).
474      * @bus: the #PCIBus of the PCI device.
476      * @opaque: the data passed to pci_setup_iommu().
478      * @devfn: device and function number of the PCI device.
480      * @n: the notifier to be initialized.
482      * @fn: the callback to be installed.
494      * @bus: the #PCIBus of the PCI device.
496      * @opaque: the data passed to pci_setup_iommu().
498      * @devfn: device and function number of the PCI device.
500      * @pasid: the pasid of the address space to watch.
502      * @n: the notifier to register.
511      * @bus: the #PCIBus of the PCI device.
513      * @opaque: the data passed to pci_setup_iommu().
515      * @devfn: device and function number of the PCI device.
517      * @pasid: the pasid of the address space to stop watching.
519      * @n: the notifier to unregister.
526      * Callback required if devices are allowed to use the address
529      * @bus: the #PCIBus of the PCI device.
531      * @opaque: the data passed to pci_setup_iommu().
533      * @devfn: device and function number of the PCI device.
535      * @pasid: the pasid of the address space to use for the request.
541      * @addr: start address of the memory range to be translated.
543      * @length: length of the memory range in bytes.
547      * @result: buffer in which the TLB entries will be stored.
553      * Returns: the number of translations stored in the result buffer, or
554      * -ENOMEM if the buffer is not large enough.
564      * @pri_register_notifier: setup the PRI completion callback.
566      * Callback required if devices are allowed to use the page request
569      * @bus: the #PCIBus of the PCI device.
571      * @opaque: the data passed to pci_setup_iommu().
573      * @devfn: device and function number of the PCI device.
575      * @pasid: the pasid of the address space to track.
577      * @notifier: the notifier to register.
582      * @pri_unregister_notifier: remove the PRI completion callback.
584      * Callback required if devices are allowed to use the page request
587      * @bus: the #PCIBus of the PCI device.
589      * @opaque: the data passed to pci_setup_iommu().
591      * @devfn: device and function number of the PCI device.
593      * @pasid: the pasid of the address space to stop tracking.
600      * Callback required if devices are allowed to use the page request
603      * @bus: the #PCIBus of the PCI device.
605      * @opaque: the data passed to pci_setup_iommu().
607      * @devfn: device and function number of the PCI device.
609      * @pasid: the pasid of the address space to use for the request.
615      * @addr: untranslated address of the requested page.
642  * @dev: the device that wants to get the information.
643  * @addr_width: the address width of the IOMMU (output parameter).
644  * @min_page_size: the page size of the IOMMU (output parameter).
654  * @dev: the device.
655  * @n: the notifier to be initialized.
656  * @fn: the callback to be installed.
665  * Returns the number of translations stored in @result in case of success,
667  * -ENOMEM is returned when the result buffer is not large enough to store
668  * all the translations.
670  * @dev: the ATS-capable PCI device.
671  * @pasid: the pasid of the address space in which the translation will be done.
674  * @addr: start address of the memory range to be translated.
675  * @length: length of the memory range in bytes.
677  * @result: buffer in which the TLB entries will be stored.
691  * Returns 0 if the PRI request has been sent to the guest OS,
694  * @dev: the PRI-capable PCI device.
695  * @pasid: the pasid of the address space in which the translation will be done.
698  * @addr: untranslated address of the requested page.
709  * pci_pri_register_notifier: register the PRI callback for a given address
714  * @dev: the PRI-capable PCI device.
715  * @pasid: the pasid of the address space to track.
716  * @notifier: the notifier to register.
722  * pci_pri_unregister_notifier: remove the PRI callback from a given address
725  * @dev: the PRI-capable PCI device.
726  * @pasid: the pasid of the address space to stop tracking.
736  * @dev: the device that wants to get notified.
737  * @pasid: the pasid of the address space to track.
738  * @n: the notifier to register.
749  * @dev: the device that wants to stop notifications.
750  * @pasid: the pasid of the address space to stop tracking.
751  * @n: the notifier to unregister.
761  * @bus: the #PCIBus being updated.
762  * @ops: the #PCIIOMMUOps
763  * @opaque: passed to callbacks of the @ops structure.