Reference Guide

13 Statement of Volatility – Dell DR6300, DR4300, DR4300e
Item
How is data input to this
memory?
How is this memory
write protected?
How is the memory cleared?
Flash
Pre-programmed before
assembly. Can be updated
using Dell/LSI tools
Not WP. Not visible to
Host Processor
Cannot be cleared with existing tools
available to the customer
ONFI Backup
Flash
FPGA backs up DDR data
to this device in case of a
power failure
Not WP. Not visible to
Host Processor
Flash can be cleared by powering up the
card and allowing the controller to flush
the contents to VDs. If the VDs are no
longer available, cache can be cleared by
going into controller bios and selecting
Discard Preserved Cache.
SDRAM
ROC writes to this
memory - using it as
cache for data IO to HDDs
Not WP. Not visible to
Host Processor
Cache can be cleared by powering off
the card
H330, H330M PERC
NVSRAM
ROC writes configuration
data to NVSRAM
Not WP. Not visible to
Host Processor
Cannot be cleared with existing tools
available to the customer
FRU
Programmed at ICT during
production
Not WP
Cannot be cleared with existing tools
available to the customer
1-Wire EEPROM
ROC writes data to this
memory
Not WP. Not visible to
Host Processor
Cannot be cleared with existing tools
available to the customer
SBR
Pre-programmed before
assembly
Not WP. Not visible to
Host Processor
Cannot be cleared with existing tools
available to the customer
Flash
Pre-programmed before
assembly. Can be updated
using Dell/LSI tools
Not WP. Not visible to
Host Processor
Cannot be cleared with existing tools
available to the customer
NVRAM (WAM 2) Card
DDR3 SODIMM
User Application writes
data to this memory
Not WP
NVRAM Init program
NAND Flash
NVRAM Card Firmware
writes data to this memory
Not WP. Not visible to
Host Processor
Not user clearable
Boot Flash (NOR)
NVRAM Card Software
update utility writes data to
this memory
Not WP.
Not user clearable
EEPROM
Not currently used
Not currently used
Not currently used
Monet Serial Flash
NVRAM Card Firmware
writes data to this memory
Not WP. Not visible to
Host Processor
Not user clearable
Monet DDR
NVRAM Card Firmware
writes data to this memory
Not WP. Not visible to
Host Processor
Not user clearable
NVSRAM Flash
NVRAM Card Firmware
writes data to this memory
Not WP. Not visible to
Host Processor
Not user clearable