From: "Robert P. J. Day" <rpjday@crashcourse.ca>
To: Antony Pavlov <antonynpavlov@gmail.com>
Cc: "U-Boot Version 2 (barebox)" <barebox@lists.infradead.org>
Subject: Re: shouldn't asm-generic/barebox.lds.h be arch-independent?
Date: Sun, 18 Nov 2012 13:24:47 -0500 (EST) [thread overview]
Message-ID: <alpine.DEB.2.02.1211181322590.680@oneiric> (raw)
In-Reply-To: <CAA4bVAEpXjiv-DAG=aF9OfmJBOqHZKadr6xpXOznEB6MPdQMkA@mail.gmail.com>
On Sun, 18 Nov 2012, Antony Pavlov wrote:
> On 18 November 2012 21:52, Robert P. J. Day <rpjday@crashcourse.ca> wrote:
... snip ...
> > the fact that the current approach is prone to "error" can be seen
> > in the file arch/mips/lib/barebox.lds.S:
> >
> > #include <asm-generic/barebox.lds.h>
> >
> > OUTPUT_ARCH(mips)
> > ENTRY(_start)
> > SECTIONS
> > {
> > . = TEXT_BASE;
> >
> > . = ALIGN(4);
> > .text :
> > {
> > _start = .;
> > *(.text_entry*)
> > _stext = .;
> > _text = .;
> > __bare_init_start = .;
> > *(.text_bare_init*)
> > __bare_init_end = .;
> > *(.text*)
> > }
> > BAREBOX_BARE_INIT_SIZE
> >
> > PRE_IMAGE <--- ?????
> >
> > apparently, the MIPS architecture is including the "PRE_IMAGE"
> > content, despite the fact that it can't possibly be defined.
> > it's not wrong, it's just pointless and potentially confusing.
>
> Unfortunately nowadays MIPS lacks lowlevel initialization support.
> Yesterday I mailed RFC about pbl (prebootloader) support. It needs
> much work, but IMHO after incorporating MIPS pbl support the status
> of "PRE_IMAGE" will be more clear.
ok, but that still doesn't address the bigger issue that the
allegedly "generic" barebox.lds.h file really shouldn't be checking
for individual machines or architectures. IMHO.
rday
--
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Robert P. J. Day Ottawa, Ontario, CANADA
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next prev parent reply other threads:[~2012-11-18 18:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-18 17:52 Robert P. J. Day
2012-11-18 18:21 ` Antony Pavlov
2012-11-18 18:24 ` Robert P. J. Day [this message]
2012-11-18 18:31 ` Robert P. J. Day
2012-11-19 8:32 ` Sascha Hauer
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