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From: Simon Wright <simon@pushface.org>
Newsgroups: comp.lang.ada
Subject: Re: Q: setting an address with pure?
Date: Fri, 10 Jul 2015 15:38:56 +0100
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Date: 2015-07-10T15:38:56+01:00
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"G.B." <bauhaus@futureapps.invalid> writes:

> On 10.07.15 13:48, Simon Wright wrote:
>> I need to specify the address at which a hardware object appears.
>>
>> This works:
>>
>>     PIOA : PIO
>>       with
>>         Import,
>>         Convention => Ada,
>>         Address => System.Storage_Elements.To_Address (16#400E0E00#);
>>
>> but means that I can't declare the package Pure (or even Preelaborate).
>>
>> Is anyone aware of any GNAT feature that would allow such a package to
>> be Pure?
>
> I know this isn't an answer, but still, do you need PIOA'Address fixed
> at compile time? Elsewhere? Could some tool that works after
> compilation take care of placement?

The way that Maciej did this was to fix PIOB in the linker
script. Personally I prefer to do it in Ada, that's all.