Artesyn MVME2502, Installation And Use Manual, Page: 134 / 164

Boot System
MVME2502 Installation and Use (6806800R96D )
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
1 stop bit
3. Boot the
MVME2502
.
4. When prompted, press the <h> key.
U-Boot aborts the boot sequence and enters into a command line interface mode.
6.3 Boot Options
6.3.1 Booting from a Network
In this mode, U-Boot downloads and boots the Linux kernel from an external TFTP server and
mounts a root file system located on a network server.
1.
Make sure that the
kernel, dtb,
and
ramdisk
are accessible to the board from the
TFTP server.
2.
Configure U-Boot environment variables:
setenv ipaddr <IP address of MVME2502>
setenv serverip <IP address of TFTP server>
setenv gatewayip <gateway IP>
setenv netmask <netmask>
setenv bootargs 'root=/dev/ram rw console=ttyS0,9600n8
ramdisk_size=700000 cache-sram-size=0x10000'
saveenv
These serial access parameters are the default values. These values can be changed within the
U-Boot. For details, refer to the
U-Boot documentation.
Enter the command
setenv bootdelay -1; saveenv
to disable the U-Boot auto-boot
feature and let the U-Boot directly enter the command line interface after the next
reboot/power up.