Re: [uClinux-dev] [PATCH/RFC] FDPIC: add hook for arches to customize program header parsing

From: David Howells
Date: Fri Dec 04 2009 - 12:47:31 EST


Mike Frysinger <vapier@xxxxxxxxxx> wrote:

> The Blackfin port has custom program header flags/addresses for
> automatically loading regions into the dedicated on-chip SRAM. So add a
> hook for ports to leverage.

Now that I've ACK'd this, I feel I'm going to have to NAK it. I'm not against
the general concept, but:

> + do_munmap(mm, *maddr, phdr->p_memsz + *disp);

There needs to be a mapping covering the SRAM region for the purposes of the
debugger. Do you have a chardev covering the SRAM device? Perhaps through
MTD?

David
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