# -*- Mode: Python -*- # vim: filetype=python # # This work is licensed under the terms of the GNU GPL, version 2 or later. # See the COPYING file in the top-level directory. # SPDX-License-Identifier: GPL-2.0-or-later ## # = PCI ## ## # @PciMemoryRange: # # A PCI device memory region # # @base: the starting address (guest physical) # # @limit: the ending address (guest physical) # # Since: 0.14 ## { 'struct': 'PciMemoryRange', 'data': {'base': 'int', 'limit': 'int'} } ## # @PciMemoryRegion: # # Information about a PCI device I/O region. # # @bar: the index of the Base Address Register for this region # # @type: # - 'io' if the region is a PIO region # - 'memory' if the region is a MMIO region # # @address: memory address # # @size: memory size # # @prefetch: if @type is 'memory', true if the memory is prefetchable # # @mem_type_64: if @type is 'memory', true if the BAR is 64-bit # # Since: 0.14 ## { 'struct': 'PciMemoryRegion', 'data': {'bar': 'int', 'type': 'str', 'address': 'int', 'size': 'int', '*prefetch': 'bool', '*mem_type_64': 'bool' } } ## # @PciBusInfo: # # Information about a bus of a PCI Bridge device # # @number: primary bus interface number. This should be the number of # the bus the device resides on. # # @secondary: secondary bus interface number. This is the number of # the main bus for the bridge # # @subordinate: This is the highest number bus that resides below the # bridge. # # @io_range: The PIO range for all devices on this bridge # # @memory_range: The MMIO range for all devices on this bridge # # @prefetchable_range: The range of prefetchable MMIO for all devices # on this bridge # # Since: 2.4 ## { 'struct': 'PciBusInfo', 'data': {'number': 'int', 'secondary': 'int', 'subordinate': 'int', 'io_range': 'PciMemoryRange', 'memory_range': 'PciMemoryRange', 'prefetchable_range': 'PciMemoryRange' } } ## # @PciBridgeInfo: # # Information about a PCI Bridge device # # @bus: information about the bus the device resides on # # @devices: a list of @PciDeviceInfo for each device on this bridge # # Since: 0.14 ## { 'struct': 'PciBridgeInfo', 'data': {'bus': 'PciBusInfo', '*devices': ['PciDeviceInfo']} } ## # @PciDeviceClass: # # Information about the Class of a PCI device # # @desc: a string description of the device's class (not stable, and # should only be treated as informational) # # @class: the class code of the device # # Since: 2.4 ## { 'struct': 'PciDeviceClass', 'data': {'*desc': 'str', 'class': 'int'} } ## # @PciDeviceId: # # Information about the Id of a PCI device # # @device: the PCI device id # # @vendor: the PCI vendor id # # @subsystem: the PCI subsystem id (since 3.1) # # @subsystem-vendor: the PCI subsystem vendor id (since 3.1) # # Since: 2.4 ## { 'struct': 'PciDeviceId', 'data': {'device': 'int', 'vendor': 'int', '*subsystem': 'int', '*subsystem-vendor': 'int'} } ## # @PciDeviceInfo: # # Information about a PCI device # # @bus: the bus number of the device # # @slot: the slot the device is located in # # @function: the function of the slot used by the device # # @class_info: the class of the device # # @id: the PCI device id # # @irq: if an IRQ is assigned to the device, the IRQ number # # @irq_pin: the IRQ pin, zero means no IRQ (since 5.1) # # @qdev_id: the device name of the PCI device # # @pci_bridge: if the device is a PCI bridge, the bridge information # # @regions: a list of the PCI I/O regions associated with the device # # Since: 0.14 ## { 'struct': 'PciDeviceInfo', 'data': {'bus': 'int', 'slot': 'int', 'function': 'int', 'class_info': 'PciDeviceClass', 'id': 'PciDeviceId', '*irq': 'int', 'irq_pin': 'int', 'qdev_id': 'str', '*pci_bridge': 'PciBridgeInfo', 'regions': ['PciMemoryRegion'] }} ## # @PciInfo: # # Information about a PCI bus # # @bus: the bus index # # @devices: a list of devices on this bus # # Since: 0.14 ## { 'struct': 'PciInfo', 'data': {'bus': 'int', 'devices': ['PciDeviceInfo']} } ## # @query-pci: # # Return information about the PCI bus topology of the guest. # # Returns: a list of @PciInfo for each PCI bus. Each bus is # represented by a json-object, which has a key with a json-array # of all PCI devices attached to it. Each device is represented # by a json-object. # # Since: 0.14 # # .. qmp-example:: # # -> { "execute": "query-pci" } # <- { "return": [ # { # "bus": 0, # "devices": [ # { # "bus": 0, # "qdev_id": "", # "slot": 0, # "class_info": { # "class": 1536, # "desc": "Host bridge" # }, # "id": { # "device": 32902, # "vendor": 4663 # }, # "function": 0, # "regions": [ # ] # }, # { # "bus": 0, # "qdev_id": "", # "slot": 1, # "class_info": { # "class": 1537, # "desc": "ISA bridge" # }, # "id": { # "device": 32902, # "vendor": 28672 # }, # "function": 0, # "regions": [ # ] # }, # { # "bus": 0, # "qdev_id": "", # "slot": 1, # "class_info": { # "class": 257, # "desc": "IDE controller" # }, # "id": { # "device": 32902, # "vendor": 28688 # }, # "function": 1, # "regions": [ # { # "bar": 4, # "size": 16, # "address": 49152, # "type": "io" # } # ] # }, # { # "bus": 0, # "qdev_id": "", # "slot": 2, # "class_info": { # "class": 768, # "desc": "VGA controller" # }, # "id": { # "device": 4115, # "vendor": 184 # }, # "function": 0, # "regions": [ # { # "prefetch": true, # "mem_type_64": false, # "bar": 0, # "size": 33554432, # "address": 4026531840, # "type": "memory" # }, # { # "prefetch": false, # "mem_type_64": false, # "bar": 1, # "size": 4096, # "address": 4060086272, # "type": "memory" # }, # { # "prefetch": false, # "mem_type_64": false, # "bar": 6, # "size": 65536, # "address": -1, # "type": "memory" # } # ] # }, # { # "bus": 0, # "qdev_id": "", # "irq": 11, # "slot": 4, # "class_info": { # "class": 1280, # "desc": "RAM controller" # }, # "id": { # "device": 6900, # "vendor": 4098 # }, # "function": 0, # "regions": [ # { # "bar": 0, # "size": 32, # "address": 49280, # "type": "io" # } # ] # } # ] # } # ] # } # # This example has been shortened as the real response is too long. ## { 'command': 'query-pci', 'returns': ['PciInfo'] }