Dell PowerEdge M630 Dell PowerEdge FC630 Owners Manual - Page 3

Purpose? e.g. boot - drivers

Page 3 highlights

IDSDM SPI flash rSPI flash rSPI Card rSPI flash Non-Volatile 1 Non-Volatile 1 Non-Volatile 1 U_SPI U_RSPI U_RSPI 8Mb 4MB 4MB Item Planer PCH Internal CMOS RAM BIOS SPI Flash iDRAC SPI Flash BMC EMMC BMC Memory CPU Vcore and Memory regulator System CPLD Type (e.g. Flash PROM, EEPROM) Can user programs or operating system write data to it during normal operation? Purpose? (e.g. boot code) Battery-backed CMOS RAM Yes SPI Flash Yes SPI Flash Yes eMMC NAND Flash Yes RAM Yes NVRAM No Flash Yes Real-time clock and BIOS configuration settings Boot code, system configuration information, UEFI environment, Flash Disceptor, ME iDRAC Uboot (bootloader), server managent persistent store (i.e. IDRAC MAC Address, iDRAC boot variables), lifecycle log cache, virtual planar FRU and EPPID, rac log, System Event Log, Operational iDRAC FW, Lifecycle Controller (LC) USC partition, LC service diags, LC OS drivers, USC firmware iDRAC RAM. CPU Vcore and Memory controller Power sequence controller and detection. Dell - Internal Use - Confidential Dell - Internal Use - Confidential

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Dell - Internal Use - Confidential
Dell - Internal Use - Confidential
IDSDM SPI flash
Non-Volatile
1
U_SPI
8Mb
rSPI flash
Non-Volatile
1
U_RSPI
4MB
rSPI Card
rSPI flash
Non-Volatile
1
U_RSPI
4MB
Item
Type (e.g. Flash PROM, EEPROM)
Can user
programs or
operating system
write data to it
during normal
operation?
Purpose? (e.g. boot
code)
Planer
PCH Internal CMOS RAM
Battery-backed CMOS RAM
Yes
Real-time clock and
BIOS configuration
settings
BIOS SPI Flash
SPI Flash
Yes
Boot code, system
configuration
information, UEFI
environment, Flash
Disceptor, ME
iDRAC SPI Flash
SPI Flash
Yes
iDRAC Uboot
(bootloader),
server managent
persistent store
(i.e. IDRAC MAC
Address, iDRAC
boot variables),
lifecycle log cache,
virtual planar FRU
and EPPID, rac log,
System Event Log,
BMC EMMC
eMMC NAND Flash
Yes
Operational iDRAC
FW, Lifecycle
Controller (LC) USC
partition, LC service
diags, LC OS
drivers, USC
firmware
BMC Memory
RAM
Yes
iDRAC RAM.
CPU Vcore and Memory
regulator
NVRAM
No
CPU Vcore and
Memory controller
System CPLD
Flash
Yes
Power sequence
controller and
detection.