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open-amp/apps
Umair Khan f94dde55e0 load_fw: The firmware loading loop terminates prematurely
The remoteproc_load_noblock() is a non-blocking API designed to load
the remote firmware in streaming mode. The application has to continue
supplying the firmware data blocks until the complete firmware is
loaded. The load_fw example does this and checks the `nlen` variable
(returned by the remoteproc_load_noblock() API) for zero to determine
if the firmware loading is complete. However, `nlen` (contains the
filesize of the next program header) alone can't be taken as the
sufficient condition to mark the completion of firmware loading as
0 is a valid value for filesize for sections that don't require
loading to the target memory such as the .bss section. This patch
proposes checking filesize as well as memsize as a better metric to
mark completion of the firmware loading loop.

Signed-off-by: Umair Khan <umair_khan@mentor.com>
2024-02-22 13:47:56 +01:00
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