
Basic Input/Output System
ATCA-7540 Installation and Use (6806871A01A)
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6.14 Upgrading the BIOS
A BIOS upgrade kit is available for the blade. This allows the BIOS to upgrade. The BIOS upgrade
kit contains documentation which describes in detail how to upgrade the BIOS.
Update tool for Linux is provided with Basic Blade Services (BBS). The BIOS can also be
upgraded via IPMI -HPM.1 (Hardware Platform Management IPM Controller Firmware
Upgrade). For more information, refer to the section
.
6.15 BIOS POST Codes
The following table lists the BIOS POST codes. The BIOS POST codes are written to the blade's
I/O Port 80 register and can be obtained by reading the "POST code" on-board IPMI sensor. The
reading of the "POST code" sensor is only valid when the blade is in the BIOS phase. The reading
can be used to locate the cause of a blade hang during BIOS phase. When the blade has booted
a OS, the reading of the '"POST code" sensor returns no valid status code.
For debugging purpose, the POST Codes can be printed to the serial console by setting DIP
Switch 4-3 and 4-4 to ON.
After performing a BIOS upgrade or after restoring a corrupted BIOS image, all BIOS
settings are reset to their default values except for parameters that are stored in IPMC
storage area.
Table 6-25. BIOS POST Codes
POST Code
Description
02h
Patching CPU microcode
03h
Setup Cache as RAM
04h
PCIE MMIO Base Address initial
05h
CPU Generic MSR initial
06h
Setup CPU speed
07h
Cache as RAM test
08h
Tune CPU frequency ratio to maximum level
Содержание ATCA-7540
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Страница 28: ...About this Manual 28 ATCA 7540 Installation and Use 6806871A01A ...
Страница 34: ...Safety Notes 34 ATCA 7540 Installation and Use 6806871A01A ...
Страница 66: ...Hardware Preparation and Installation 66 ATCA 7540 Installation and Use 6806871A01A ...
Страница 276: ...Supported IPMI Commands 276 ATCA 7540 Installation and Use 6806871A01A ...
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