Dell R515 manual ROM, RAM, Eeprom, Backplane Firmware and FRU Details

Dell

	TPM (Trusted Platform Module;	Details
	For boards shipped outside of China; Boards
	sold to destinations in China do not have TPM
	at this time)
Size:		Unspecified size of user ROM, RAM, EEPROM;
		128 bytes of OTP memory included
Type: [e.g., Flash PROM, EEPROM]:		ROM, RAM, EEPROM
Can user programs or operating system write		Yes, operating systems and applications that
data to it during normal operation?		conform to the TCG standard can write data to
		the TPM during normal operation. Access to the
		NV Storage is controlled by the TPM owner.
Purpose? [e.g., boot code]		Trusted Platform Module NV storage. May be
		used to securely storage of encryption keys.
How is data input to this memory?		TCG TPM Specification defined command
		interface or Using TPM Enabled operating
		systems
How is this memory write protected?		As defined by the TCG TPM Specification,
		protection of this NV memory area is
		configurable by the TPM owner.
	Backplane Firmware and FRU	Details
Size:		32KB
Type: [e.g., Flash PROM, EEPROM]:		Flash
Can user programs or operating system write		No
data to it during normal operation?
Purpose? [e.g., boot code]		Backplane Firmware and FRU data storage
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.

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PowerEdge R515 Technical Guide