Table - Dell PowerEdge R815 Technical Manual

Dell
Size:
Type: [Flash PROM, EEPROM]:
Can user programs or operating system write
data to it during normal operation?
Does it retain data when powered off?
Purpose? [boot code]
How is data input to this memory?
How is this memory write protected?
Remarks
TPM Alternative Plug-in module
Size:
Type: [Flash PROM, EEPROM]:
Can user programs or operating system write
data to it during normal operation?
Does it retain data when powered off?
Purpose? [boot code]
How is data input to this memory?
How is this memory write protected?
Remarks
Server CPLD Devices (2 total)
Size:
Type: [Flash PROM, EEPROM]:
Can user programs or operating system write
data to it during normal operation?
Does it retain data when powered off?
Purpose? [boot code]
How is data input to this memory?
How is this memory write protected?
Remarks
Broadcom 5709C LAN On Motherboard (2
controllers on I/O board)
PowerEdge R815 Technical Guide
128 Bytes
EEPROM
No
Yes
Stores encryption keys for TPM functionality
Data is pre-programmed by vendor. Keys are
updated using TPM enabled operating systems.
Software write protected
F2 BIOS setup option to enable/activate/clear
Details
256 Bytes
EEPROM
No
Yes
Stores encryption keys for TPM functionality
Data is pre-programmed by vendor. Keys are
updated using TPM enabled operating systems.
Software write protected
F2 BIOS setup option to enable/activate/clear
Details
2280 macro-cells and 1200 macro-cells
Internal Flash EEPROM
No
Yes
System power sequence control, error/config
detection, and BIOS-BMC interaction.
Programming CPLD(s) requires a vendor
provided logic file and loader program which is
executed by booting up the system from a
floppy or OS based executable containing the
logic file and the loader. System loaded with
arbitrary data in CPLD(s) would not operate.
Software write protected
Need AC cycle after updating CPLD
2 CPLD with 2280 on I/O board (CPLD1 – master)
& 1200 on CPU board (CPLD2 – slave)
Details
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