Emerson ATCA-9305 User Manual

Page of 184
Management Processor Monitor:
 MPC8548 Environment 
9-26
MPC8548 ENVIRONMENT VARIABLES
Press the ‘s’ key on the keyboard during reset to force the default monitor environment vari-
ables to be loaded during hardware initialization but before diagnostic testing.
Table 9-6:
Standard Environment Variables
Variable:
Default 
Value:
Description:
baudrate
115200
Console port baud rate
Valid rates: 9600, 14400, 19200, 38400, 57600, 115200
bmc_wd_timeout
-1
This sets the time-out in seconds for the BMC watchdog 
before booting the OS. If set to -1, then the BMC watchdog 
is disabled before booting the OS.
Valid options: -1, 1-65535
bootcmd
" "
Command to execute when auto-booting or executing the 
‘bootd’ command
bootdelay
1
Choose the number of seconds the Monitor counts down 
before booting user application code
Valid options: time in seconds, -1 to disable autoboot
bootfile
" "
Path to boot file on server (used with TFTP)—set this to 
“path/file.bin” to specify filename and location of the file to 
load.
bootretry
-1
Set the number of seconds the Monitor counts down before 
booting user application code (used only with autoboot). If 
the boot commands fails, it will try again after bootretry 
seconds.
Valid options: time in seconds, -1 to disable bootretry
bootstopkey
h
Press during power-up/reset initialization to terminate the 
monitor autoboot sequence and go to the monitor prompt.
clearmem
on
Select whether to clear unused SDRAM (memory used by 
monitor is excluded) on power-up and reset. 
Valid options: on, off
dcache
on
Enables the processor L1 data cache
Valid options: on, off
ecc
on
Enable ECC initialization—all of memory is cleared during 
ECC initialization.  Valid options: on, off
ecc_1bit_report
off
Select the reporting of single bit, correctable ECC errors to 
the console (errors of 2 or more bits are always reported) 
Valid options: on, off
ethaddr
00:80:F9:
97:00:00-
00:80:F9:
97:FF:FF
ATCA-9305 board Ethernet address for TSEC_1 port, the last 
digits are the board serial number in hex.