>
> When do_semihosting() returns with an error, the caller should return
> right away with 1 as the original code did and not 0 like the patch
> does.
>
I am confused as the code in git master is:
if ((*retval = do_semihosting(target, &arm->semi_hosting_info)) != ERROR_OK)
return 0;
this codepath has not changed.
> Also I don't like the fact that the introduced arm_semi_hosting
> structure (which could have been done in a patch of its own btw) is
> carrying fields that are valid only for one particular instance of a
> semihosting call and therefore should have been kept local to the
> implementation rather than growing the arm structure uselessly. Those
> are "result" and "core_cache". I think that getting r0 and r1 should be
> abstracted out of do_semihosting() and passed directly by both callers
> instead, etc.
>
it is wip, and so can be cleaned up quite a bit.
> Finally the fix for FLEN could be split in a patch of its own too as
> this is clearly an orthogonal issue.
>
this can be done no problem.
Cheers
Spen
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