1# -*- Mode: Python -*- 2# vim: filetype=python 3# 4# This work is licensed under the terms of the GNU GPL, version 2 or later. 5# See the COPYING file in the top-level directory. 6# SPDX-License-Identifier: GPL-2.0-or-later 7 8## 9# = PCI 10## 11 12## 13# @PciMemoryRange: 14# 15# A PCI device memory region 16# 17# @base: the starting address (guest physical) 18# 19# @limit: the ending address (guest physical) 20# 21# Since: 0.14 22## 23{ 'struct': 'PciMemoryRange', 'data': {'base': 'int', 'limit': 'int'} } 24 25## 26# @PciMemoryRegion: 27# 28# Information about a PCI device I/O region. 29# 30# @bar: the index of the Base Address Register for this region 31# 32# @type: - 'io' if the region is a PIO region 33# - 'memory' if the region is a MMIO region 34# 35# @size: memory size 36# 37# @prefetch: if @type is 'memory', true if the memory is prefetchable 38# 39# @mem_type_64: if @type is 'memory', true if the BAR is 64-bit 40# 41# Since: 0.14 42## 43{ 'struct': 'PciMemoryRegion', 44 'data': {'bar': 'int', 'type': 'str', 'address': 'int', 'size': 'int', 45 '*prefetch': 'bool', '*mem_type_64': 'bool' } } 46 47## 48# @PciBusInfo: 49# 50# Information about a bus of a PCI Bridge device 51# 52# @number: primary bus interface number. This should be the number of the 53# bus the device resides on. 54# 55# @secondary: secondary bus interface number. This is the number of the 56# main bus for the bridge 57# 58# @subordinate: This is the highest number bus that resides below the 59# bridge. 60# 61# @io_range: The PIO range for all devices on this bridge 62# 63# @memory_range: The MMIO range for all devices on this bridge 64# 65# @prefetchable_range: The range of prefetchable MMIO for all devices on 66# this bridge 67# 68# Since: 2.4 69## 70{ 'struct': 'PciBusInfo', 71 'data': {'number': 'int', 'secondary': 'int', 'subordinate': 'int', 72 'io_range': 'PciMemoryRange', 73 'memory_range': 'PciMemoryRange', 74 'prefetchable_range': 'PciMemoryRange' } } 75 76## 77# @PciBridgeInfo: 78# 79# Information about a PCI Bridge device 80# 81# @bus: information about the bus the device resides on 82# 83# @devices: a list of @PciDeviceInfo for each device on this bridge 84# 85# Since: 0.14 86## 87{ 'struct': 'PciBridgeInfo', 88 'data': {'bus': 'PciBusInfo', '*devices': ['PciDeviceInfo']} } 89 90## 91# @PciDeviceClass: 92# 93# Information about the Class of a PCI device 94# 95# @desc: a string description of the device's class 96# 97# @class: the class code of the device 98# 99# Since: 2.4 100## 101{ 'struct': 'PciDeviceClass', 102 'data': {'*desc': 'str', 'class': 'int'} } 103 104## 105# @PciDeviceId: 106# 107# Information about the Id of a PCI device 108# 109# @device: the PCI device id 110# 111# @vendor: the PCI vendor id 112# 113# @subsystem: the PCI subsystem id (since 3.1) 114# 115# @subsystem-vendor: the PCI subsystem vendor id (since 3.1) 116# 117# Since: 2.4 118## 119{ 'struct': 'PciDeviceId', 120 'data': {'device': 'int', 'vendor': 'int', '*subsystem': 'int', 121 '*subsystem-vendor': 'int'} } 122 123## 124# @PciDeviceInfo: 125# 126# Information about a PCI device 127# 128# @bus: the bus number of the device 129# 130# @slot: the slot the device is located in 131# 132# @function: the function of the slot used by the device 133# 134# @class_info: the class of the device 135# 136# @id: the PCI device id 137# 138# @irq: if an IRQ is assigned to the device, the IRQ number 139# 140# @irq_pin: the IRQ pin, zero means no IRQ (since 5.1) 141# 142# @qdev_id: the device name of the PCI device 143# 144# @pci_bridge: if the device is a PCI bridge, the bridge information 145# 146# @regions: a list of the PCI I/O regions associated with the device 147# 148# Notes: the contents of @class_info.desc are not stable and should only be 149# treated as informational. 150# 151# Since: 0.14 152## 153{ 'struct': 'PciDeviceInfo', 154 'data': {'bus': 'int', 'slot': 'int', 'function': 'int', 155 'class_info': 'PciDeviceClass', 'id': 'PciDeviceId', 156 '*irq': 'int', 'irq_pin': 'int', 'qdev_id': 'str', 157 '*pci_bridge': 'PciBridgeInfo', 'regions': ['PciMemoryRegion'] }} 158 159## 160# @PciInfo: 161# 162# Information about a PCI bus 163# 164# @bus: the bus index 165# 166# @devices: a list of devices on this bus 167# 168# Since: 0.14 169## 170{ 'struct': 'PciInfo', 'data': {'bus': 'int', 'devices': ['PciDeviceInfo']} } 171 172## 173# @query-pci: 174# 175# Return information about the PCI bus topology of the guest. 176# 177# Returns: a list of @PciInfo for each PCI bus. Each bus is 178# represented by a json-object, which has a key with a json-array of 179# all PCI devices attached to it. Each device is represented by a 180# json-object. 181# 182# Since: 0.14 183# 184# Example: 185# 186# -> { "execute": "query-pci" } 187# <- { "return": [ 188# { 189# "bus": 0, 190# "devices": [ 191# { 192# "bus": 0, 193# "qdev_id": "", 194# "slot": 0, 195# "class_info": { 196# "class": 1536, 197# "desc": "Host bridge" 198# }, 199# "id": { 200# "device": 32902, 201# "vendor": 4663 202# }, 203# "function": 0, 204# "regions": [ 205# ] 206# }, 207# { 208# "bus": 0, 209# "qdev_id": "", 210# "slot": 1, 211# "class_info": { 212# "class": 1537, 213# "desc": "ISA bridge" 214# }, 215# "id": { 216# "device": 32902, 217# "vendor": 28672 218# }, 219# "function": 0, 220# "regions": [ 221# ] 222# }, 223# { 224# "bus": 0, 225# "qdev_id": "", 226# "slot": 1, 227# "class_info": { 228# "class": 257, 229# "desc": "IDE controller" 230# }, 231# "id": { 232# "device": 32902, 233# "vendor": 28688 234# }, 235# "function": 1, 236# "regions": [ 237# { 238# "bar": 4, 239# "size": 16, 240# "address": 49152, 241# "type": "io" 242# } 243# ] 244# }, 245# { 246# "bus": 0, 247# "qdev_id": "", 248# "slot": 2, 249# "class_info": { 250# "class": 768, 251# "desc": "VGA controller" 252# }, 253# "id": { 254# "device": 4115, 255# "vendor": 184 256# }, 257# "function": 0, 258# "regions": [ 259# { 260# "prefetch": true, 261# "mem_type_64": false, 262# "bar": 0, 263# "size": 33554432, 264# "address": 4026531840, 265# "type": "memory" 266# }, 267# { 268# "prefetch": false, 269# "mem_type_64": false, 270# "bar": 1, 271# "size": 4096, 272# "address": 4060086272, 273# "type": "memory" 274# }, 275# { 276# "prefetch": false, 277# "mem_type_64": false, 278# "bar": 6, 279# "size": 65536, 280# "address": -1, 281# "type": "memory" 282# } 283# ] 284# }, 285# { 286# "bus": 0, 287# "qdev_id": "", 288# "irq": 11, 289# "slot": 4, 290# "class_info": { 291# "class": 1280, 292# "desc": "RAM controller" 293# }, 294# "id": { 295# "device": 6900, 296# "vendor": 4098 297# }, 298# "function": 0, 299# "regions": [ 300# { 301# "bar": 0, 302# "size": 32, 303# "address": 49280, 304# "type": "io" 305# } 306# ] 307# } 308# ] 309# } 310# ] 311# } 312# 313# Note: This example has been shortened as the real response is too long. 314# 315## 316{ 'command': 'query-pci', 'returns': ['PciInfo'] } 317