Re: [Suit] Add a user story for multiple image update
David Brown <david.brown@linaro.org> Fri, 29 June 2018 15:09 UTC
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Date: Fri, 29 Jun 2018 09:09:05 -0600
From: David Brown <david.brown@linaro.org>
To: suit <suit@ietf.org>
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Subject: Re: [Suit] Add a user story for multiple image update
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--- An update from before, linking this user story into the dependency manifest field. draft-ietf-suit-information-model.md | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/draft-ietf-suit-information-model.md b/draft-ietf-suit-information-model.md index d534c97..b164330 100644 --- a/draft-ietf-suit-information-model.md +++ b/draft-ietf-suit-information-model.md @@ -332,6 +332,12 @@ As an OEM or developer for IoT devices, I want to protect the IP contained in th Satisfied by: MFSR7 +### Use Case MFCU7: Multiple Images + +As an OEM or developer for IoT devices containing either multiple CPUs, or a single CPU with multiple security domains, I want to be able to update these multiple firmware images either independently, or require that both be updated together, atomically, depending on the needs of the particular update. + +Satistfied by: Manifest Field: Dependencies + ## Usability Requirements The following usability requirements satisfy the user stories listed above. @@ -465,7 +471,7 @@ Implements: Usability Requirement MFUR2 A list of URI/Digest pairs that refer to other manifests by digest. The manifests that are linked in this way must be acquired and installed simultaneously in order to form a complete update. -Implements: Usability Requirement MFUR3 +Implements: Usability Requirement MFUR3, User Story MFCU7 ## Manifest Field: Content Key Distribution Method -- 2.16.4