PLDM固件更新增强功能.pdf

1、2025 Manageability Workshop Presented by DMTF at OCP Global SummitEnhancements to PLDM for Firmware UpdatePatrick Caporale,LenovoYuval Itkin,NVIDIAOctober 2025 DisclaimerThe information in this presentation represents a snapshot of work in progress within the DMTF.This information is subject to chan

2、ge without notice.The standard specifications remain the normative reference for all information.For additional information,see the DMTF website.This information is a summary of the information that will appear in the specifications.See the specifications for further details2AgendaBackground PLDM fo

3、r Firmware UpdateHow does it work?Feature enhancements to dateWhat comes next?How to get involved3Goals of this PresentationProvide an overview of PLDM for Firmware UpdateDiscuss existing enhancements and futures for the standard Background-PLDM For Firmware UpdatePLDM=Platform Level Data ModelIniti

4、ally released in 2016-almost 10 years of implementations!Supports FW updates across a wide range of device types Base Capabilities:Obtaining current&pending firmware version detailsTransferring a new code image to the deviceA consistent packaging format(includes both header and images)Update Agent c

5、an be enabled with vendor agnostic codeTypically resides in the MC(BMC)of a platform 4PLDM for Firmware Update=DSP0267Additional PLDM specifications at www.dmtf.org/standards/pmciDSP0267How does it work?(High Level)PLDM is a messaging layer that can be sent over multiple transportsMCTP is a common t

6、ransport implementation for PLDMMCTP can communication over a variety of physical interfacesPCIe VDM,I2C/I3C,USB,etcUpdate Agent(UA)can inventory Firmware Devices(FD)detailsGather information on how many code images,version,capabilities,etcCan be accessed independent from the update operationDetails