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1What: /sys/bus/firewire/devices/fw[0-9]+/2Date: May 20073KernelVersion: 2.6.224Contact: linux1394-devel@lists.sourceforge.net5Description:6 IEEE 1394 node device attributes.7 Read-only. Mutable during the node device's lifetime.8 See IEEE 1212 for semantic definitions.9 10 config_rom11 Contents of the Configuration ROM register.12 Binary attribute; an array of host-endian u32.13 14 guid15 The node's EUI-64 in the bus information block of16 Configuration ROM.17 Hexadecimal string representation of an u64.18 19 20What: /sys/bus/firewire/devices/fw[0-9]+/units21Date: June 200922KernelVersion: 2.6.3123Contact: linux1394-devel@lists.sourceforge.net24Description:25 IEEE 1394 node device attribute.26 Read-only. Mutable during the node device's lifetime.27 See IEEE 1212 for semantic definitions.28 29 units30 Summary of all units present in an IEEE 1394 node.31 Contains space-separated tuples of specifier_id and32 version of each unit present in the node. Specifier_id33 and version are hexadecimal string representations of34 u24 of the respective unit directory entries.35 Specifier_id and version within each tuple are separated36 by a colon.37 38Users: udev rules to set ownership and access permissions or ACLs of39 /dev/fw[0-9]+ character device files40 41 42What: /sys/bus/firewire/devices/fw[0-9]+/is_local43Date: July 201244KernelVersion: 3.645Contact: linux1394-devel@lists.sourceforge.net46Description:47 IEEE 1394 node device attribute.48 Read-only and immutable.49Values: 1: The sysfs entry represents a local node (a controller card).50 51 0: The sysfs entry represents a remote node.52 53 54What: /sys/bus/firewire/devices/fw[0-9]+[.][0-9]+/55Date: May 200756KernelVersion: 2.6.2257Contact: linux1394-devel@lists.sourceforge.net58Description:59 IEEE 1394 unit device attributes.60 Read-only. Immutable during the unit device's lifetime.61 See IEEE 1212 for semantic definitions.62 63 modalias64 Same as MODALIAS in the uevent at device creation.65 66 rom_index67 Offset of the unit directory within the parent device's68 (node device's) Configuration ROM, in quadlets.69 Decimal string representation.70 71 72What: /sys/bus/firewire/devices/*/73Date: May 200774KernelVersion: 2.6.2275Contact: linux1394-devel@lists.sourceforge.net76Description:77 Attributes common to IEEE 1394 node devices and unit devices.78 Read-only. Mutable during the node device's lifetime.79 Immutable during the unit device's lifetime.80 See IEEE 1212 for semantic definitions.81 82 These attributes are only created if the root directory of an83 IEEE 1394 node or the unit directory of an IEEE 1394 unit84 actually contains according entries.85 86 hardware_version87 Hexadecimal string representation of an u24.88 89 hardware_version_name90 Contents of a respective textual descriptor leaf.91 92 model93 Hexadecimal string representation of an u24.94 95 model_name96 Contents of a respective textual descriptor leaf.97 98 specifier_id99 Hexadecimal string representation of an u24.100 Mandatory in unit directories according to IEEE 1212.101 102 vendor103 Hexadecimal string representation of an u24.104 Mandatory in the root directory according to IEEE 1212.105 106 vendor_name107 Contents of a respective textual descriptor leaf.108 109 version110 Hexadecimal string representation of an u24.111 Mandatory in unit directories according to IEEE 1212.112 113 114What: /sys/bus/firewire/drivers/sbp2/fw*/host*/target*/*:*:*:*/ieee1394_id115 formerly116 /sys/bus/ieee1394/drivers/sbp2/fw*/host*/target*/*:*:*:*/ieee1394_id117Date: Feb 2004118KernelVersion: 2.6.4119Contact: linux1394-devel@lists.sourceforge.net120Description:121 SCSI target port identifier and logical unit identifier of a122 logical unit of an SBP-2 target. The identifiers are specified123 in SAM-2...SAM-4 annex A. They are persistent and world-wide124 unique properties the SBP-2 attached target.125 126 Read-only attribute, immutable during the target's lifetime.127 Format, as exposed by firewire-sbp2 since 2.6.22, May 2007:128 Colon-separated hexadecimal string representations of129 130 u64 EUI-64 : u24 directory_ID : u16 LUN131 132 without 0x prefixes, without whitespace. The former sbp2 driver133 (removed in 2.6.37 after being superseded by firewire-sbp2) used134 a somewhat shorter format which was not as close to SAM.135 136Users: udev rules to create /dev/disk/by-id/ symlinks137