Motorola CPCI-6020 用户手册
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Configuring the PPCBug Parameters
CNFG and ENV Commands
CPCI-6020 CompactPCI Single Board Computer Installation and Use (6806800A51C)
153
Field Service Menu Enable [Y/N] = N?
Probe System for Supported I/O Controllers [Y/N] = Y?
Auto-Initialize of NVRAM Header Enable [Y/N] = Y?
Network PReP-Boot Mode Enable [Y/N] = N?
SCSI Bus Reset on Debugger Startup [Y/N] = N?
Primary SCSI Bus Negotiations Type [A/S/N] = A?
Primary SCSI Data Bus Width [W/N] = N?
Secondary SCSI Identifier = "07"?
Y
Display the field service menu.
N
Do not display the field service menu. (Default)
Y
Accesses will be made to the appropriate system busses (e.g., VMEbus, local MPU
Bus) to determine the presence of supported controllers. (Default)
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.
controllers.
Y
NVRAM (Prep partition) header space is initialized automatically during board
initialization, but only if the PReP partition fails a sanity check. (Default)
initialization, but only if the PReP partition fails a sanity check. (Default)
N
NVRAM header space will not be initialized automatically during board initialization.
Y
Enable PReP-style network booting (same boot image from a network interface as from
a mass storage device.)
a mass storage device.)
N
Do not enable PReP-style network booting. (Default)
Y
SCSI Bus is reset on debugger setup.
N
SCSI Bus is not reset on debugger setup (Default)
Y
Asynchronous SCSI Bus negotiation. (Default)
S
Synchronous SCSI Bus negotiation.
N
None
W
Wide SCSI (16-bit bus)
N
Narrow SCSI (8-bit bus). (Default)