Motorola 700/800-Series Manuel D’Utilisation

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Set Environment to Bug/Operating System
A-5
A
Auto Boot at power-up only 
[Y/N]
Y
Auto Boot is attempted at power-up reset 
only. 
Auto Boot Controller LUN
00
LUN of a disk/tape controller module 
currently supported by the Bug. Default 
is $0. 
Auto Boot Device LUN
00
LUN of a disk/tape device currently 
supported by the Bug. Default is $0. 
Auto Boot Abort Delay
15
The time in seconds that the Auto Boot 
sequence will delay before starting the 
boot. The purpose for the delay is to allow 
you the option of stopping the boot by 
use of the Break key. The time value is 
from 0 through 255 seconds. 
Auto Boot Default String 
[Y(NULL String)/(String)]
You may specify a string (Þlename) which 
is passed on to the code being booted. 
Maximum length is 16 characters. Default 
is the null string. 
ROM Boot Enable [Y/N]
N
ROMboot function is disabled.
ROM Boot at power-up only 
[Y/N]
Y
ROMboot is attempted at power up only. 
ROM Boot Enable search of 
VMEbus [Y/N]
N
VMEbus address space will not be 
accessed by ROMboot. 
ROM Boot Abort Delay
00
The time in seconds that the ROMboot 
sequence will delay before starting the 
boot. The purpose for the delay is to allow 
you the option of stopping the boot by 
use of the Break key. The time value is 
from 0 through 255 seconds. 
ROM Boot Direct Starting 
Address
FF800000
First location tested when the Bug 
searches for a ROMboot Module. 
ROM Boot Direct Ending 
Address
FFDFFFFC Last location tested when the Bug 
searches for a ROMboot Module. 
Table A-1.  ENV Command Parameters (Continued)
ENV Parameter and Options
Default
Meaning of Default