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Mounting an IFS - Deep dive

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Applicable Environment

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Topic: Mounting an IFS - Deep dive
SDP: 6.5.0, 6.6.0
Target: Any supported target

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Recommendation

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The attached "Mounting an IFS" document provides an in depth explanation of:

> structure of an IFS
> relevant sys/startup.h, sys/image.h members (i.e. signature, version, header_size, startup_size, image_size)
> checksum calculation
> IFS loading/mounting process
> Compressed Images (UCL, LZO, ZLIB, decompressing)

> Guidance on Startup and Image Verification (startup_header, startup_trailer, image_header, image_trailer)

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NOTE: This entry has been validated against the SDP version listed above. Use caution when considering this advice for any other SDP version. For supported releases, please reach out to QNX Technical Support if you have any questions/concerns.

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Related Attachments


Attachment Name	Size	Last Modified

Mounting_an_IFS.pdf	327KB	11/15/2019 1:22 PM

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