Intelligent Peripheral Management Controller
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The Application layer also can operate in standalone mode intended to debug the payload
without requiring a shelf manager.
7.4
HPM.1 Firmware Upgrade and Crisis Recovery
The IPMI firmware of the IPMC and MMC is fully HPM.1 compliant. Both IPMI controllers provide
three components:
z
Boot Loader
z
Active IPMI firmware
z
Backup IPMI firmware
The boot loader maintains redundant copies of the firmware in flash. Each time the IPMI
firmware is upgraded, a redundant copy of the current IPMI firmware is made in flash. Once the
new IPMI firmware is programmed, the IPMI controller will reset itself to boot from the new
image. The boot loader also validates new IPMI firmware images. Provided the IPMI controller
can power up successfully the actual image is made active and the previously active image is
made backup. In case of power up fails, the boot loader will automatically recover from crisis
and boots from the image before.
Figure 7-2
Firmware Architecture
FRU HotSwap Management (IPMC only)
Sensor Management
FRU Inventory
Carrier SDR Repository (IPMC only)
KCS/IPMB-0/IPMB-L Interface
Communication (MMC has IPMB-L only)
Standalone Mode
RTM module discovery (IPMC only)
Application
Layer
Low Level Initialization
Time Management Facility
Device Drivers
Hardware
Abstraction
Layer
Active IPMC firmware
FRU HotSwap Management (IPMC only)
Sensor Management
FRU Inventory
Carrier SDR Repository (IPMC only)
KCS/IPMB-0/IPMB-L Interface
Communication (MMC has IPMB-L only)
Standalone Mode
RTM module discovery (IPMC only)
Application
Layer
Low Level Initialization
Time Management Facility
Device Drivers
Hardware
Abstraction
Layer
Backup IPMC firmware
Firmware validation/upgrade
POST
Boot
Boot
Loader
Hardware
Содержание ATCA-8310
Страница 12: ...ATCA 8310 Installation and Use 6806800M72D Contents 12 Contents Contents ...
Страница 26: ...ATCA 8310 Installation and Use 6806800M72D 26 List of Figures ...
Страница 34: ...ATCA 8310 Installation and Use 6806800M72D About this Manual 34 About this Manual ...
Страница 38: ...Introduction ATCA 8310 Installation and Use 6806800M72D 38 Figure 1 1 Declaration of Conformity ...
Страница 54: ...Hardware Preparation and Installation ATCA 8310 Installation and Use 6806800M72D 54 ...
Страница 70: ...Controls Indicators and Connectors ATCA 8310 Installation and Use 6806800M72D 70 ...
Страница 146: ...BIOS ATCA 8310 Installation and Use 6806800M72D 146 5 3 3 2 3 SATA Configuration Figure 5 32 SATA Configuration ...
Страница 162: ...BIOS ATCA 8310 Installation and Use 6806800M72D 162 ...
Страница 200: ...U Boot ATCA 8310 Installation and Use 6806800M72D 200 ...
Страница 244: ...Intelligent Peripheral Management Controller ATCA 8310 Installation and Use 6806800M72D 244 ...
Страница 438: ...CPLD and FPGA ATCA 8310 Installation and Use 6806800M72D 438 ...
Страница 442: ...Replacing the Battery ATCA 8310 Installation and Use 6806800M72D 442 ...
Страница 444: ...Related Documentation ATCA 8310 Installation and Use 6806800M72D 444 ...
Страница 454: ...ATCA 8310 Installation and Use 6806800M72D Sicherheitshinweise 454 ...
Страница 456: ...Index ATCA 8310 Installation and Use 6806800M72D 456 ...
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