Boot_Osflags Options - Samsung UP1500 800-A1 User Manual

UP1500 User's Manual
boot_osflags
com*_baud
UP1500 800-A1
searches in the order listed and boots from the first device with operating system
software. The syntax is:
set bootdef_dev boot_device
boot_device
The boot_osflags environment variable passes information to the boot
command. That information is dependent on the operating system to be booted.
The syntax is:
set boot_osflags flags_value
The options for flags_value are shown in Table 4-10.
Table 4-10 Boot_Osflags Options
Option
root=/dev/sda5
root=/dev/hda2
1
The default baud rate for the system is 9600. With the com*_baud environment
variable, you can set the baud rate to match that of the device connected to the
port. The syntax is:
set com*_baud baud_value
baud_value
You will be asked to confirm the change, as shown in the following example
The name of the device on which the system software has been
loaded. To specify more than one device, separate the names
with commas. Enter the command
display the current default boot device. Enter the command
show device for a list of all devices in the system.
Set the root filesystem to the 5
first SCSI disk.
Set the root filesystem to the 2
first IDE disk.
Use config number 1 from the /etc/aboot.conf file
The new baud rate. A list of possible values is displayed by
attempting to set this environment variable to an unacceptable
value (for example, set com2_baud xxx).
Chapter 4 Software Support
show bootdef_dev
Description
th
partition of the
nd
partition of the
to
4-17