User manual

The Ethernet Switch Blade is equipped with a Random Access Memory (RAM) disk and three
Read-Only Memory (ROM) devices, including, a boot ROM and two application flash
Ethernet Switch Blade User's Guide release 3.2.2j page 156
Ethernet Swit chblade has
been enabled by t he
ShMM and start s to boot
Bootloader examines t he
bootstring in the Boot
ROM
Loads image from Flash
device 1
Loads image from Flash
device 2
Begins execution of RAM
image
Cannot boot
OpenArchitect
Det ermines if
the boot string
is dev 1
Determines if
the bootstring
is dev 2
Ethernet Swit chblade has
been enabled by t he
ShMM and start s to boot
Figure 12.1: OpenArchitect Boot Process