Page 3
Contents Managing and updating your BIOS ............. 5 CrashFree BIOS 3 utility ..............5 EzFlash Utility ................6 BIOS setup program ..................7 BIOS menu screen ................. 8 Menu bar ..................8 Menu items..................9 Submenu items ................9 Navigation keys ................9 General help...................
Page 4
Event Logs menu ..................44 Change Smbios Event Log Settings ..........45 View Smbios Event Log ............... 46 Server Mgmt menu ..................47 10.1 System Event Log ................ 48 10.2 View System Event Log............... 49 Exit menu ..................... 50...
Page 5
DO NOT shut down or reset the system while recovering the BIOS! Doing so would cause system boot failure! The recovered BIOS may not be the latest BIOS version for this motherboard. Visit https:// support.industry.siemens.com to download the latest BIOS version.
Page 6
EzFlash Utility The EzFlash Utility feature allows you to update the BIOS without having to use a DOS-based utility. Before you start using this utility, visit https://support.industry.siemens.com to download the latest BIOS version. To update the BIOS using EzFlash Utility: Insert the USB flash disk that contains the latest BIOS file into the USB port.
Page 7
<F5> and select Yes to load the BIOS default settings. • The BIOS setup screens shown in this section are for reference purposes only, and may not exactly match what you see on your screen. • Visit https://support.industry.siemens.com to download the latest BIOS version for this motherboard.
Page 8
BIOS menu screen Menu items Menu bar Configuration fields General help Navigation keys Menu bar The menu bar on top of the screen has the following main items: Main For changing the basic system configuration Advanced For changing the advanced system settings Chipset For changing the chipset settings For changing the security settings...
Page 9
Menu items The highlighted item on the menu bar displays the specific items for that menu. For example, selecting Main shows the Main menu items. The other items (such as Advanced) on the menu bar have their respective menu items. Submenu items A solid triangle before each item on any menu screen means that the item has a submenu.
Page 10
Main menu When you enter the BIOS Setup program, the Main menu screen appears. The Main menu provides you an overview of the basic system information, and allows you to set the system date, time, and language settings. System Language [English] Allows you to select the system default language.
Page 11
Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. Take caution when changing the settings of the Advanced menu items. Incorrect field values can cause the system to malfunction.
Page 12
Trusted Computing Configuration Security Device Support [Enable] Allows you to enable or disable the BIOS support for security device. O.S. will not show Security Device. TCG EFI protocol and INT1A interface will not be available. Configuration options: [Disable] [Enable] Redfish Host Interface Settings Redfish [Enabled] Allows you to enable or disable Redfish.
Page 13
AMD CBS The items in this menu shows the AMD Common BIOS Specifications. CPU Common Options Performance Allows you to configure Performance options. REP-MOV/STOS Streaming Allows you to enable or disable the use of non-caching streaming stores for large sizes. Configuration options: [Disabled] [Enabled] Prefetcher Settings Allows you to configure Prefetcher options.
Page 14
Power Supply Idle Control [Auto] Configuration options: [Low Current Idle] [Typical Current Idle] [Auto] SEV-ES ASID Space Limit [1] SEV-ES and SNP guests must use ASIDs in the range 1 through (this value -1). SEV guests must use ASIDs in the range of this value through 1006. To have all ASIDs support SEV-ES or SNP guests, set this value to 1007.
Page 15
The following item appears only when SNP Memory (RMP Table) Coverage is set to [Custom]. Amount of Memory to Cover [2000] Allows you to set the amount of system memory (MB) to be covered in hex. SMEE [Auto] Allows you to enable or disable control secure memory encryption. Enabling both SMEE and SME-MK is not supported.
Page 16
DF Common Options Memory Addressing Allows you to configure Memory Addressing options. ACPI Allows you to configure ACPI options. Link Allows you to configure Link options. SDCI Allows you to configure SDCI options. Probe Filter Allows you to configure Probe Filter options DF Watchdog Timer Interval [Auto] Allows you to set the Data Fabric watchdog timer interval.
Page 17
DDR Bus Configuration Allows you to configure DDR Bus options. DDR Timing Configuration Allows you to configure DDR Timing options. DDR Training Options Allows you to configure DDR Training options. DDR Security Allows you to configure DDR Security options. DDR PMIC Configuration Allows you to configure DDR PMIC options.
Page 18
PCIe ARI Enumeration [Auto] ARI Forwarding enabled for each downstream port. Configuration options: [Disabled] [Enabled] [Auto] PCIe Ten Bit Tag Support [Auto] Allows you to enable PCIe ten bit tags for supported devices. Support is disabled if this option is set to [Auto]. Configuration options: [Disabled] [Enabled] [Auto] SMU Common Options Allows you to configure SMU Common options.
Page 19
Multi Upstream Auto Speed Change [Auto] Defines the setting of this feature for all PCIe devices. When this option is set to [Auto], the DXIO default setting of 0 for Gen1 and 1 for Gen2/3 is applied. Configuration options: [Disabled] [Enabled] [Auto] Multi Auto Speed Change on Last Rate [Auto] Force PCIe link training speed to last advertised for all ports.
Page 20
ESPI Configuration Options Allows you to configure ESPI options. FCH RAS Options Allows you to configure FCH RAS options. Miscellaneous Options Allows you to configure miscellaneous FCH options. Soc Miscellaneous Control ABL Console Out Control [Auto] [Disabled] Disable ConsoleOut Function for ABL. [Enabled] Enable ConsoleOut Function for ABL.
Page 21
PSP error injection support [False] Allows you to enable EINJ support. Configuration options: [False] [True] Firmware Anti-rollback (FAR) Allows you to configure Firmware Anti-rollback (FAR) options. Workload Tuning Workload Profile [Disabled] Don’t use any workload profiles. [CPU Intensive] Tuned for CPU intensive workloads, providing optimal integer and floating point performance.
Page 22
CXL Common Options For an AVL of components that support CXL, please contact your sales representative. CXL Control [Auto] Allows you to enable or disable CXL on all ports. Configuration options: [Auto] [Enabled] [Disabled] CXL SPM [Auto] Set CXL memory as Special Purpose Memory. Configuration options: [Auto] [Enabled] [Disabled] CXL Encryption [Disabled] Configuration options: [Enabled] [Disabled]...
Page 23
Serial Port Console Redirection COM1/COM2(SOL) Console Redirection [Disabled] Allows you to enable or disable the console redirection feature. Configuration options: [Disabled] [Enabled] The following item appears only when Console Redirection for COM1 or COM2(SOL) is set to [Enabled]. Console Redirection Settings These items become configurable only when you enable the Console Redirection item.
Page 24
Parity [None] A parity bit can be sent with the data bits to detect some transmission errors. [Mark] and [Space] parity do not allow for error detection. [None] None [Even] parity bit is 0 if the num of 1’s in the data bits is even [Odd] parity bit is 0 if num of 1’s in the data bits is odd [Mark]...
Page 25
The following item appears only when Console Redirection is set to [Enabled]. Console Redirection Settings Out-of-Band Mgmt Port [COM1] Microsoft Windows Emergency Management Services (EMS) allow for remote management of a Windows Server OS through a serial port. Configuration options: [COM1] [COM2(SOL)] Terminal Type EMS [VT-UTF8] Microsoft Windows Emergency Management Services (EMS) allow for remote management of a Windows Server OS through a serial port.
Page 26
PCI Subsystem Settings Allows you to configure PCI, PCI-X, and PCI Express Settings. PCI Latency Timer [32 PCI Bus Clocks] Specify the value to be programmed into PCI Latency Timer Register. Configuration options: [32 PCI Bus Clocks] [64 PCI Bus Clocks] [96 PCI Bus Clocks] [128 PCI Bus Clocks] [160 PCI Bus Clocks] [192 PCI Bus Clocks] [224 PCI Bus Clocks] [248 PCI Bus Clocks] PCI-X Latency Timer [64 PCI Bus Clocks]...
Page 27
SR-IOV Support [Enabled] This option enables or disables Single Root IO Virtualization Support if the system has SR- IOV capable PCIe devices. Configuration options: [Disabled] [Enabled] BME DMA Mitigation [Disabled] This allows you to enable or disable re-enabling Bus Master Attribute disabled during Pci enumeration for PCI Bridges after SMM locked.
Page 28
Link Training Retry [5] Allows you to define the number of Retry Attempts software will take to retrain the link if previous training attempt was unsuccessful. Configuration options: [Disabled] [2] [3] [5] Link Training Timeout (uS) [1000] Allows you to define the number of Microseconds software will wait before polling ‘link Training’...
Page 29
IDO Completion Enable [Disabled] If supported by hardware and set to [Enabled], this permits setting the number of ID- Based Ordering (IDO) bit (Attribute[2]) requests to be initiated. Configuration options: [Disabled] [Enabled] LTR Mechanism Enable [Disabled] If supported by hardware and set to [Enabled], this enables the Latency Tolerance Reporting (LTR) Mechanism.
Page 30
PCI Hot-Plug Settings The items in this submenu allow you change PCI Express Hot-Plug and Standard HP Controller Settings. BIOS Hot-Plug Support [Enabled] If this item is enabled, it allows the BIOS built-in Hot-Plug support to be used.. Use this feature if OS does not support PCI Express and SHPC hot-plug natively.
Page 31
USB Configuration Legacy USB Support [Enabled] [Enabled] Enables the support for USB devices on legacy operating systems (OS). [Disabled] USB devices are available only for EFI applications. [Auto] Automatically disables the Legacy USB support if USB devices are not connected. XHCI Hand-off [Enabled] Allows you to enable or disable workaround for OSes without XHCI hand-off support.
Page 32
Device power-up delay [Auto] Maximum time the device will take before it properly reports itself to the Host Controller. [Auto] Uses default value; for a Root port it is 100 ms, for a Hub port the delay is taken from Hub descriptor. [Manual] Manually set the device power-up delay.
Page 33
Ipv6 HTTP Support [Disabled] Enables or disables the Ipv6 HTTP Boot Support. If disabled, Ipv6 HTTP boot option will not be created. Configuration options: [Disabled] [Enabled] PXE boot wait time [0] Set the wait time to press ESC key to abort the PXE boot. Use the <+> or <-> to adjust the value.
Page 34
4.12 SATA Configuration This page will display the SATA controller and drive information. 4.13 APM Configuration Allows you to configure the Advance Power Management (APM) settings. Restore AC Power Loss [Last State] Select AC power state when power is re-applied after a power failure. Configuration options: [Power On] [Power Off] [Last State] Power On By PCI-E [Disabled] Allows you to enable or disable the wake-on-LAN function of the onboard LAN controller or...
Page 35
4.14 AMD Mem Configuration Status The items in this menu display the memory configuration (initialized by ABL) status. Socket 0-1 Allows you to view and configure Socket-specific memory configuration status options. 4.15 T1s Auth Allows you to configure the Server Certificate Authority (CA). Server CA Configuration / Client Cert Configuration Enroll Cert Allows you to enroll a certificate using a certificate file or manually input a certificate...
Page 36
Discard Changes and Exit Exit Server CA configuration without saving any changes. Delete Cert Allows you to delete the certificate. 4.16 Driver Health Provides Health Status for the Drivers/Controllers. 4.17 Third-party UEFI driver configurations Additonal configuration options for third-party UEFI drivers installed to the system will appear in the bottom of the Advanced menu, in the section marked red in the screenshot below.
Page 37
Chipset menu The Chipset menu items allow you to change the Chipset settings. PCIe Link Training Type [1 Step] This item allows you to select PCIe Link Training in 1 or 2 steps. Configuration options: [1 Step] [2 Step] PCIe Compliance Mode [Off] This item allows you to turn the PCIe Compliance Mode on or off.
Page 38
Security menu This menu allows a new password to be created or a current password to be changed. The menu also enables or disables the Secure Boot state and lets the user configure the System Mode state. Administrator Password To set an administrator password: Select the Administrator Password item and press <Enter>.
Page 39
User Password To set a user password: Select the User Password item and press <Enter>. From the Create New Password box, key in a password, then press <Enter>. Confirm the password when prompted. To change a user password: Select the User Password item and press <Enter>. From the Enter Current Password box, key in the current password, then press <Enter>.
Page 40
Clear Secure Boot Keys This option will delete all previously applied secure boot keys, including the PK (Platform key), KEK (key-exchange key), db (signature database), and dbx (revoked signature database). All the secure boot keys states will change from unloaded to loaded.
Page 41
PK Management Configuration options: [Details] [Save To File] [Set New Key] [Delete key] KEK Management / DB Management / DBX Management Configuration options: [Details] [Save To File] [Set New Key] [Append Key] [Delete key] Authorized TimeStamps (dbt) / OsRecovery Signatures (dbr) Configuration options: [Set New Key] [Append Key]...
Page 42
• To select the boot device during system startup, press <F8> when the SIEMENS Logo appears. • To access Windows OS in Safe Mode, please press <F8> after POST.
Page 43
Tool menu The Tool menu items allow you to configure options for special functions. Select an item then press <Enter> to display the submenu. Start EzFlash Allows you to run EzFlash BIOS ROM Utility when you press <Enter>. Refer to the EzFlash Utility section for details.
Page 44
Event Logs menu The Event Logs menu items allow you to change the event log settings and view the system event logs.
Page 45
Change Smbios Event Log Settings Press <Enter> to change the Smbios Event Log configuration. All values changed here do not take effect until computer is restarted. Enabling/Disabling Options Smbios Event Log [Enabled] Change this to enable or disable all features of Smbios Event Logging during boot. Configuration options: [Disabled] [Enabled] The following item appears only when Smbios Event Log is set to [Enabled].
Page 46
View Smbios Event Log Press <Enter> to view all smbios event logs.
Page 47
Server Mgmt menu The Server Management menu displays the server management status and allows you to change the settings. OS Watchdog Timer [Disabled] Allows you to start a BIOS timer which can only be shut off by Management Software after the OS loads. Helps determine if the OS successfully loaded or follows the OS Boot Watchdog Timer policy.
Page 48
10.1 System Event Log Allows you to change the SEL event log configuration. All values changed here do not take effect until computer is restarted. Erase SEL [No] Allows you to choose options for erasing SEL. Configuration options: [No] [Yes, On next reset] [Yes, On every reset]...
Page 49
10.2 View System Event Log This item allows you to view the system event log records.
Page 50
Exit menu The Exit menu items allow you to save or discard your changes to the BIOS items. Pressing <Esc> does not immediately exit this menu. Select one of the options from this menu or <F10> from the legend bar to exit. Save Options Discard Changes and Exit Exit system setup without saving any changes.
Page 51
Default Options Load Optimized Defaults Restore/Load Default values for all the setup options. Boot Override These items displays the available devices. The device items that appears on the screen depends on the number of devices installed in the system. Click an item to start booting from the selected device.
Need help?
Do you have a question about the SIMATIC IPC RS-828A and is the answer not in the manual?
Questions and answers