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The System bus resources option is available only on the Logical Hardware
Resources display (see “Logical hardware resources” on page 49). From the Logical
Hardware Resources on System Bus display, you can perform the following:
v Perform the following I/O debug functions:
– Read/write I/O processor data (see “Debug the resource” on page 66)
– Dump I/O processor data (see “Performing an IOP dump using hardware
service manager (All Models)” on page 279)
– Reset I/O processor (see “Debug the resource” on page 66)
– IPL I/O processor (see “Debug the resource” on page 66)
– Enable I/O processor IPL (see “Debug the resource” on page 66)
– Disable I/O processor IPL (see “Debug the resource” on page 66)
– Enable I/O processor reset (see “Debug the resource” on page 66)
– Disable I/O processor reset (see “Debug the resource” on page 66)
– Enable bus trace (see “Debug the resource” on page 66)
– Take/Release ownership (see “Debug the resource” on page 66)
Note: Some functions are not available on all models.
v Display failed and non-reporting logical hardware (see “Display failed
resources” on page 70 and “Display non-reporting resources” on page 71)
v Remove non-reporting logical hardware (see “Remove non-reporting resource
information” on page 83)
v Display serial number and part number (see “Display serial/part numbers,
logical address, and status/resource name information” on page 79)
v Display resource status (see “Display resource status” on page 78)
v Display resource name (see “Display serial/part numbers, logical address, and
status/resource name information” on page 79)
v Display or change resource detail (see “Display resource details” on page 73 and
“Change resource details” on page 61)
v Display system information (see “Display system information” on page 82)
80 Service Functions V5R2