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  1. # for i in 0 1 2 3; do udevadm info --query=all --name=/dev/dvb/adapter${i}/frontend0 --attribute-walk ; done
  2.  
  3. Udevadm info starts with the device specified by the devpath and then
  4. walks up the chain of parent devices. It prints for every device
  5. found, all possible attributes in the udev rules key format.
  6. A rule to match, can be composed by the attributes of the device
  7. and the attributes from one single parent device.
  8.  
  9. looking at device '/devices/pci0000:00/0000:00:10.0/0000:03:00.0/dvb/dvb0.frontend0':
  10. KERNEL=="dvb0.frontend0"
  11. SUBSYSTEM=="dvb"
  12. DRIVER==""
  13.  
  14. looking at parent device '/devices/pci0000:00/0000:00:10.0/0000:03:00.0':
  15. KERNELS=="0000:03:00.0"
  16. SUBSYSTEMS=="pci"
  17. DRIVERS=="DDBridge"
  18. ATTRS{vendor}=="0xdd01"
  19. ATTRS{device}=="0x0003"
  20. ATTRS{subsystem_vendor}=="0xdd01"
  21. ATTRS{subsystem_device}=="0x0020"
  22. ATTRS{class}=="0x048000"
  23. ATTRS{irq}=="42"
  24. ATTRS{local_cpus}=="00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000003"
  25. ATTRS{local_cpulist}=="0-1"
  26. ATTRS{numa_node}=="0"
  27. ATTRS{dma_mask_bits}=="32"
  28. ATTRS{consistent_dma_mask_bits}=="32"
  29. ATTRS{enable}=="1"
  30. ATTRS{broken_parity_status}=="0"
  31. ATTRS{msi_bus}==""
  32.  
  33. looking at parent device '/devices/pci0000:00/0000:00:10.0':
  34. KERNELS=="0000:00:10.0"
  35. SUBSYSTEMS=="pci"
  36. DRIVERS=="pcieport"
  37. ATTRS{vendor}=="0x10de"
  38. ATTRS{device}=="0x0778"
  39. ATTRS{subsystem_vendor}=="0x1043"
  40. ATTRS{subsystem_device}=="0x82e2"
  41. ATTRS{class}=="0x060400"
  42. ATTRS{irq}=="19"
  43. ATTRS{local_cpus}=="00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000003"
  44. ATTRS{local_cpulist}=="0-1"
  45. ATTRS{numa_node}=="0"
  46. ATTRS{dma_mask_bits}=="32"
  47. ATTRS{consistent_dma_mask_bits}=="32"
  48. ATTRS{enable}=="2"
  49. ATTRS{broken_parity_status}=="0"
  50. ATTRS{msi_bus}=="1"
  51.  
  52. looking at parent device '/devices/pci0000:00':
  53. KERNELS=="pci0000:00"
  54. SUBSYSTEMS==""
  55. DRIVERS==""
  56.  
  57.  
  58. Udevadm info starts with the device specified by the devpath and then
  59. walks up the chain of parent devices. It prints for every device
  60. found, all possible attributes in the udev rules key format.
  61. A rule to match, can be composed by the attributes of the device
  62. and the attributes from one single parent device.
  63.  
  64. looking at device '/devices/pci0000:00/0000:00:10.0/0000:03:00.0/dvb/dvb1.frontend0':
  65. KERNEL=="dvb1.frontend0"
  66. SUBSYSTEM=="dvb"
  67. DRIVER==""
  68.  
  69. looking at parent device '/devices/pci0000:00/0000:00:10.0/0000:03:00.0':
  70. KERNELS=="0000:03:00.0"
  71. SUBSYSTEMS=="pci"
  72. DRIVERS=="DDBridge"
  73. ATTRS{vendor}=="0xdd01"
  74. ATTRS{device}=="0x0003"
  75. ATTRS{subsystem_vendor}=="0xdd01"
  76. ATTRS{subsystem_device}=="0x0020"
  77. ATTRS{class}=="0x048000"
  78. ATTRS{irq}=="42"
  79. ATTRS{local_cpus}=="00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000003"
  80. ATTRS{local_cpulist}=="0-1"
  81. ATTRS{numa_node}=="0"
  82. ATTRS{dma_mask_bits}=="32"
  83. ATTRS{consistent_dma_mask_bits}=="32"
  84. ATTRS{enable}=="1"
  85. ATTRS{broken_parity_status}=="0"
  86. ATTRS{msi_bus}==""
  87.  
  88. looking at parent device '/devices/pci0000:00/0000:00:10.0':
  89. KERNELS=="0000:00:10.0"
  90. SUBSYSTEMS=="pci"
  91. DRIVERS=="pcieport"
  92. ATTRS{vendor}=="0x10de"
  93. ATTRS{device}=="0x0778"
  94. ATTRS{subsystem_vendor}=="0x1043"
  95. ATTRS{subsystem_device}=="0x82e2"
  96. ATTRS{class}=="0x060400"
  97. ATTRS{irq}=="19"
  98. ATTRS{local_cpus}=="00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000003"
  99. ATTRS{local_cpulist}=="0-1"
  100. ATTRS{numa_node}=="0"
  101. ATTRS{dma_mask_bits}=="32"
  102. ATTRS{consistent_dma_mask_bits}=="32"
  103. ATTRS{enable}=="2"
  104. ATTRS{broken_parity_status}=="0"
  105. ATTRS{msi_bus}=="1"
  106.  
  107. looking at parent device '/devices/pci0000:00':
  108. KERNELS=="pci0000:00"
  109. SUBSYSTEMS==""
  110. DRIVERS==""
  111.  
  112.  
  113. Udevadm info starts with the device specified by the devpath and then
  114. walks up the chain of parent devices. It prints for every device
  115. found, all possible attributes in the udev rules key format.
  116. A rule to match, can be composed by the attributes of the device
  117. and the attributes from one single parent device.
  118.  
  119. looking at device '/devices/pci0000:00/0000:00:08.0/0000:01:05.0/dvb/dvb2.frontend0':
  120. KERNEL=="dvb2.frontend0"
  121. SUBSYSTEM=="dvb"
  122. DRIVER==""
  123.  
  124. looking at parent device '/devices/pci0000:00/0000:00:08.0/0000:01:05.0':
  125. KERNELS=="0000:01:05.0"
  126. SUBSYSTEMS=="pci"
  127. DRIVERS=="budget dvb"
  128. ATTRS{vendor}=="0x1131"
  129. ATTRS{device}=="0x7146"
  130. ATTRS{subsystem_vendor}=="0x13c2"
  131. ATTRS{subsystem_device}=="0x101c"
  132. ATTRS{class}=="0x048000"
  133. ATTRS{irq}=="16"
  134. ATTRS{local_cpus}=="00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000003"
  135. ATTRS{local_cpulist}=="0-1"
  136. ATTRS{numa_node}=="0"
  137. ATTRS{dma_mask_bits}=="32"
  138. ATTRS{consistent_dma_mask_bits}=="32"
  139. ATTRS{enable}=="1"
  140. ATTRS{broken_parity_status}=="0"
  141. ATTRS{msi_bus}==""
  142.  
  143. looking at parent device '/devices/pci0000:00/0000:00:08.0':
  144. KERNELS=="0000:00:08.0"
  145. SUBSYSTEMS=="pci"
  146. DRIVERS==""
  147. ATTRS{vendor}=="0x10de"
  148. ATTRS{device}=="0x075a"
  149. ATTRS{subsystem_vendor}=="0x1043"
  150. ATTRS{subsystem_device}=="0x82e2"
  151. ATTRS{class}=="0x060401"
  152. ATTRS{irq}=="0"
  153. ATTRS{local_cpus}=="00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000003"
  154. ATTRS{local_cpulist}=="0-1"
  155. ATTRS{numa_node}=="0"
  156. ATTRS{dma_mask_bits}=="32"
  157. ATTRS{consistent_dma_mask_bits}=="32"
  158. ATTRS{enable}=="1"
  159. ATTRS{broken_parity_status}=="0"
  160. ATTRS{msi_bus}=="1"
  161.  
  162. looking at parent device '/devices/pci0000:00':
  163. KERNELS=="pci0000:00"
  164. SUBSYSTEMS==""
  165. DRIVERS==""
  166.  
  167.  
  168. Udevadm info starts with the device specified by the devpath and then
  169. walks up the chain of parent devices. It prints for every device
  170. found, all possible attributes in the udev rules key format.
  171. A rule to match, can be composed by the attributes of the device
  172. and the attributes from one single parent device.
  173.  
  174. looking at device '/devices/pci0000:00/0000:00:08.0/0000:01:06.0/dvb/dvb3.frontend0':
  175. KERNEL=="dvb3.frontend0"
  176. SUBSYSTEM=="dvb"
  177. DRIVER==""
  178.  
  179. looking at parent device '/devices/pci0000:00/0000:00:08.0/0000:01:06.0':
  180. KERNELS=="0000:01:06.0"
  181. SUBSYSTEMS=="pci"
  182. DRIVERS=="budget dvb"
  183. ATTRS{vendor}=="0x1131"
  184. ATTRS{device}=="0x7146"
  185. ATTRS{subsystem_vendor}=="0x13c2"
  186. ATTRS{subsystem_device}=="0x101c"
  187. ATTRS{class}=="0x048000"
  188. ATTRS{irq}=="19"
  189. ATTRS{local_cpus}=="00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000003"
  190. ATTRS{local_cpulist}=="0-1"
  191. ATTRS{numa_node}=="0"
  192. ATTRS{dma_mask_bits}=="32"
  193. ATTRS{consistent_dma_mask_bits}=="32"
  194. ATTRS{enable}=="1"
  195. ATTRS{broken_parity_status}=="0"
  196. ATTRS{msi_bus}==""
  197.  
  198. looking at parent device '/devices/pci0000:00/0000:00:08.0':
  199. KERNELS=="0000:00:08.0"
  200. SUBSYSTEMS=="pci"
  201. DRIVERS==""
  202. ATTRS{vendor}=="0x10de"
  203. ATTRS{device}=="0x075a"
  204. ATTRS{subsystem_vendor}=="0x1043"
  205. ATTRS{subsystem_device}=="0x82e2"
  206. ATTRS{class}=="0x060401"
  207. ATTRS{irq}=="0"
  208. ATTRS{local_cpus}=="00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000003"
  209. ATTRS{local_cpulist}=="0-1"
  210. ATTRS{numa_node}=="0"
  211. ATTRS{dma_mask_bits}=="32"
  212. ATTRS{consistent_dma_mask_bits}=="32"
  213. ATTRS{enable}=="1"
  214. ATTRS{broken_parity_status}=="0"
  215. ATTRS{msi_bus}=="1"
  216.  
  217. looking at parent device '/devices/pci0000:00':
  218. KERNELS=="pci0000:00"
  219. SUBSYSTEMS==""
  220. DRIVERS==""
  221.  
  222.  
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