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Monitor: Environment Variables
PmPPC7448 User’s Manual 10006757-02
11-24
The monitor supports optional environment variables that enable additional functionality.
The moninit command (see “moninit” on page 11-20) only affects the standard environ-
ment variables and does not set any parameters for these optional variables.
Table 11-3: Optional Environment Variables
eth_portb auto Select speed and duplex settings for Ethernet portb.
Valid options: 10t_half, 10t_full, 100t_half, 100t_full, auto,
disable (must autonegotiate for gigabit speeds)
gatewayip 0.0.0.0 Select the network gateway machine IP address.
icache on Enable processor L1 instruction cache.
Valid options: on, off
ipaddr 0.0.0.0 Board IP address.
l2cache on Turns the L2 cache on or off.
Valid options: on, off
loadaddr 0x100000 Define the address to download user application code
(used with TFTP).
model PM/PPC-
7448
Board model number.
ncip not
defined
Specifies NetConsole server IP address and (optionally)
port. Format: [IP address]<:port> (ex: 192.168.0.1 or
192.168.0.1:5000) Port is optional, and defaults to 6666.
netmask 0.0.0.0 Board sub-network mask.
powerondiags on Turns power-on/reset POST diagnostics on or off.
Valid options: on, off
preboot undefined Command to execute immediately before auto-booting or
coming to the prompt.
serial# xxxx Board serial number.
serverip 0.0.0.0 Boot server IP address.
tftpport undefined Specify TFTP server port.
Valid options: 00-65535
Variable:
1
Description:
bootverifycmd Sets the U-Boot boot command that is used to execute the primary and
secondary application images when using the bootv command. If not
defined, bootv uses the U-Boot go command as the default.
eready_wait Sets the EREADY wait timeout value when the eready parameter is set to
on. This parameter takes a decimal value.
pri_bootargs Sets the boot arguments that are passed into the primary application
images when using the bootv command. If not defined, the bootv will
pass the bootargs configuration parameters into the primary application
image.
Variable:
Default
Value: Description: (continued)