American Megatrends, Inc.

American Megatrends International, LLC

Satheesh Thomas

Baskar Parthiban

Sanjoy Maity

Harikrishna Doppalapudi

Purandhar Nallagatla

Ramakoti Reddy Bhimanadhuni

Aruna Venkataraman

Samvinesh Christopher

Joseprabu Inbaraj

Pavithra Sachidanandam

Rajeswari Ravichandran

Senathipathy Thangavel

Muthuchamy Kumar

Anurag Bhatia

Venkatesan Balakrishnan

Valantina Arumugam

Thamarai Selvan Moorthy

Revanth Sreenivasan A

Varadachari Sudan Ayanam

Paul Anthony Rhea

Viswanathan Swaminathan

Gopinath Sekaran

David Wise

Saikat Bhattacharjee

Othiyappan Kanniappan

J Vinodhini

Neelavathi Govindasamy

Hemanthkumar M

Venkatesan Balakrishan

Abhitesh Kumar

Maheswari Alagarsamy

Ryan McCutcheon

Durga Chhangani

In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus receives first command or data in accordance with a first management protocol from a first device. The apparatus then translates the first command or data into second command or data in accordance with second management protocol. The apparatus further sends the second command or data to a second device. One of the first device and the second device is a first managed element managing a first host.

Management protocol adapter

Certain aspects direct to systems and methods for platform simulation for development projects of a management controller, such as a baseboard management controller (BMC). The management controller stores a firmware module and a simulator module. The firmware module is supposed to receive thermal output signals from cooling zones of a computing device. The simulator module is a software implemented module used to simulate the cooling zones, by generating the thermal output signals of the cooling zones based on configuration data stored in a data store, and sending the simulated thermal output signals to the firmware module for development and testing purposes.

Thermal simulation for management controller development projects

In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus is an embedded-system device. The embedded-system device loads a first boot loader from a read only section of a storage device in an initialization process of the embedded-system device. The embedded-system device also loads, by the first boot loader, a public key from the read only section. The embedded-system device further generates a first verification code for static code and data stored in a first section of the storage device. The embedded-system device then decrypts, by the first boot loader, an encrypted signature stored in the first section by using the public key to obtain a second verification code. The embedded-system device determines integrity of the static code and data based on the first verification code and the second verification code.

Method and apparatus for secure boot of embedded device

In an aspect of the disclosure, a method, a computer-readable medium, and a computer system are provided. The computer system includes an initialization component of a host. The initialization component requests from a service processor of the host a first replacement firmware image of a first device of the host. The initialization component then receives the first replacement firmware image from the service processor. The initialization component further provides the first replacement firmware image to a first updating program. The initialization component uses the first updating program to replace the first existing firmware image on the first device with the first replacement firmware image.

Techniques of updating host device firmware via service processor

Aspects of the disclosure relate to systems and methods of backup and recovery of configuration files in a management device. A management device includes a processor and a non-volatile memory storing a configuration file and computer executable code. The computer executable code, when executed at the processor, is configured to: perform backup of the configuration file to generate at least one backup configuration file. The at least one backup configuration file is a verified backup or an unverified backup. The verified backup is generated in response to a successful booting and a user instruction, and the unverified backup is generated by the management device automatically.

Backup and recovery of configuration files in management device

In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be an embedded-system device. The embedded-system device determines a respective operational state of each of one or more threads of a process executing on the embedded-system device. The embedded-system device stores the respective operational state of each of the one or more threads in a thread state register in a memory of the embedded-system device. The embedded-system device stores information data associated with the respective operational state of each of the one or more threads in the thread state register. The embedded-system device determines that operation of at least one thread of the one or more threads is abnormal. The embedded-system device retrieves the stored operational states of the one or more threads from the thread state register in response to the determination. The embedded-system device outputs the retrieved operational states.

Obtaining state information of threads of a device

In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be an embedded-system device. The embedded-system device receives at least one IPMI message from a client device. The embedded-system device extracts message data from the at least one IPMI message. The embedded-system device determines, from the message data, a function call including at least one operation code and for processing a data collection. The embedded-system device processes the data collection based on the at least one operation code. The disclosure describes a common implementation of data transfer and usage that can serve different clients as well as future features with zero or minimum redesign or redevelopment.

Unified data transfer via IPMI

In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a service processor. The service processor generates a user interface on the service processor. The user interface providing access to platform specific configurations of the service processor. The service processor receives, through the user interface, an input for modifying a first configuration data item of the platform specific configurations. The service processor accordingly modifies the first configuration data item in accordance with the input.

Platform specific configurations setup interface for service processor

In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be an embedded-system device. In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be an embedded-system device. The embedded-system device provides to a host of the embedded-system device control of a first serial port controller of the embedded-system device. The embedded-system device further connects a serial port with the first serial port controller. The embedded-system device also determines whether the embedded-system device is in a predetermined condition. The embedded-system device disconnects the serial port from the first serial port controller and connecting the serial port with a second serial port controller when the embedded-system device is in the predetermined condition.

Techniques of accessing serial console of BMC using host serial port

In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a BMC. The BMC stores an extended SEL record entry in a data repository. The extended SEL record entry including a locator to a data collection stored external to the data repository. The BMC further retrieves the data collection based on the locator in response to receiving a request-to-retrieve-an-SEL-record.

Encrypted extended system event log

A method, a computer-readable medium, and an apparatus are provided. The apparatus may be an embedded-system device. The embedded-system device determines a respective operational state of each of one or more processes of the embedded-system device. The embedded-system device stores the respective operational state of each of the one or more processes at a memory location in a respective memory area for the each process in a memory of the embedded-system device. The embedded-system device stores the memory locations associated with the one or more processes in a register in the memory. The embedded-system device obtains, from the register, a memory location of at least one process of the one or more processes. The embedded-system device obtains, based on the memory location of the at least one process, the stored operational state of the at least one process from the respective memory area for the at least one process.

Techniques of storing operational states of processes at particular memory locations of an embedded-system device

A system including a baseboard management controller (BMC) and a storage device connected to the BMC, for dynamic protection of the storage device. The BMC includes a processor and a non-volatile memory storing a computer executable code. The computer executable code, when executed at the processor, is configured to: perform redirection of the storage device; receive a write protect command including write protect information of the storage device; extract the write protect information from the write protect command; store the write protect information in a data store of the non-volatile memory; and in response to receiving a write command to write data in the storage device, determine whether the data is writable to the storage device based on the write protect information stored in the data store. The data is written to the storage device only if it is determined that the data is writable to the storage device.

System and method of dynamic write protect of storage devices exposed by baseboard management controller (BMC)

Certain aspects direct to systems and methods for cloud based platform simulation on virtual machine for development projects of a management controller. The system includes a cloud network, which include necessary computing resources to provide at least one virtual machine (VM), such that the at least one VM is accessible on the cloud network to simulate a management controller and a host computing device for the management controller. The at least one VM includes: a firmware module for the management controller, configured to receive at least one output signal from the host computing device; and a simulator module configured to simulate the host computing device. In operation, the simulator module generates the at least one output signal based on configuration data of the host computing device, and sends the at least one output signal to the firmware module.

Cloud based platform simulation for management controller development

In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be an embedded-system device. The embedded-system device receives first command or data through a first serial port of the embedded-system device. The embedded-system device further exposes a second serial port to a host of the embedded-system device such that the host has control over the second serial port and receiving second command or data from the host for outputting at the second serial port. The embedded-system device also redirects the first command or data to the second serial port when the embedded-system device is in a first mode. The embedded-system device allows the second command or data to be output at the second serial port when the embedded-system device is in a second mode.

Techniques of providing serial port in non-legacy system via embedded-system device

Certain aspects direct to systems and methods for platform simulation for development projects of a management controller, such as a baseboard management controller (BMC). The management controller stores a firmware module and a simulator module. The firmware module is supposed to receive output signals from a computing device as the platform, or from one or more devices connected to the platform. The simulator module is a software implemented module used to simulate the platform or the device, by generating the output signals of the platform or the device based on configuration data stored in a data library, and sending the simulated output signals to the firmware module for development and testing purposes.

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Dunwoody, GA, United States of America

Satheesh Thomas