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Configuring the PPCBug Parameters
Field Service Menu Enable [Y/N] = N?
Y
Display the field service menu.
N
Do not display the field service menu. (Default)
Probe System for Supported I/O Controllers [Y/N] = Y?
Y
Accesses will be made to the appropriate system busses (e.g., VMEbus, local MPU
Bus) to determine the presence of supported controllers. (Default)
N
Accesses will not be made to the VMEbus to determine the presence of supported
controllers.
Auto-Initialize of NVRAM Header Enable [Y/N] = Y?
Y
NVRAM (Prep partition) header space is initialized automatically during board
initialization, but only if the PReP partition fails a sanity check. (Default)
N
NVRAM header space will not be initialized automatically during board initialization.
Network PReP-Boot Mode Enable [Y/N] = N?
Y
Enable PReP-style network booting (same boot image from a network interface as from
a mass storage device.)
N
Do not enable PReP-style network booting. (Default)
SCSI Bus Reset on Debugger Startup [Y/N] = N?
Y
SCSI Bus is reset on debugger setup.
N
SCSI Bus is not reset on debugger setup (Default)
Primary SCSI Bus Negotiations Type [A/S/N] = A?
Y
Asynchronous SCSI Bus negotiation. (Default)
S
Synchronous SCSI Bus negotiation.
N
None
Primary SCSI Data Bus Width [W/N] = N?
W
Wide SCSI (16-bit bus)
N
Narrow SCSI (8-bit bus). (Default)
Secondary SCSI Identifier = "07"?
CPCI-6020 CompactPCI Single Board Computer Installation and Use (6806800A51C)
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CNFG and ENV Commands
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