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[Bug 1001395] LPC1766/LPC17XX .ldi file forgets about IAP RAM usageand NXP flash checksum
- From: bugzilla-daemon at bugs dot ecos dot sourceware dot org
- To: unassigned at bugs dot ecos dot sourceware dot org
- Date: Sat, 3 Dec 2011 14:34:59 +0000
- Subject: [Bug 1001395] LPC1766/LPC17XX .ldi file forgets about IAP RAM usageand NXP flash checksum
- Auto-submitted: auto-generated
- References: <bug-1001395-777@http.bugs.ecos.sourceware.org/>
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John Dallaway <john@dallaway.org.uk> changed:
What |Removed |Added
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CC| |john@dallaway.org.uk
--- Comment #2 from John Dallaway <john@dallaway.org.uk> 2011-12-03 14:34:57 GMT ---
(In reply to comment #1)
> (In reply to comment #0)
>
> > - if In Application Programming (IAP) is used, then the upper 32 bytes of
> > internal RAM are used by the IAP built-in ROM. (section 32.3.2.8 of NXP
> > document UM10360). This area is ignored in .ram definition.
>
> This could be fixed with appropriate patch to .ldi file. I think this should
> be optional/configurable by a CDL option. But is it likely that IAP will be
> used from eCos?
Some LPC17xx parts have an external memory controller. IAP might then be used
to store application data in the internal flash.
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