Dell PowerEdge R815 - Page 58

Dell
PowerEdge R815 Technical Guide 58
Size: 1MB
Type: [Flash PROM, EEPROM]: Serial Flash
Can user programs or operating system write
data to it during normal operation?
No
Does it retain data when powered off? Yes
Purpose? [boot code] Embedded Network Controller FW & config data
How is data input to this memory? Loading flash memory requires a vendor
provided firmware file and loader program
which is executed by booting up the system
from a floppy or OS based executable containing
the firmware file and the loader. System
loaded with arbitrary data in firmware memory
would not have the network ports operational.
How is this memory write protected? Software write protected
Remarks There is a quantity of “2” SPI flash on the IO
board
Server (6-drive SAS) Backplane Storage
Controller Memory
Details
Size: 32KB
Type: [Flash PROM, EEPROM]: Embedded Microcontroller Flash
Can user programs or operating system write
data to it during normal operation?
No
Does it retain data when powered off? Yes
Purpose? [boot code] Stores the server storage backplane FW and FRU
How is data input to this memory? Loading flash memory requires a vendor
provided firmware file and loader program
which is executed by booting up the system
from a floppy or OS based executable
containing the firmware file and the loader.
System loaded with arbitrary data in firmware
memory would not operate.
How is this memory write protected? Software write protected
Power Supply Firmware and FRU (Field
Replacement Unit) memory.
Details
Size: 1100W LiteOn: 4KB FLASH with 256 Bytes RAM
1100W Emerson: 8K and 16K FLASH with 384 and
1024 Bytes RAM respectively
750W Emerson: ?KB FLASH with ? Bytes RAM
750W Delta: ?K with ?? Bytes RAM
Type: [Flash PROM, EEPROM]: FLASH
Can user programs or operating system write
data to it during normal operation?
No
Does it retain data when powered off? Yes