From: "Kirill A. Shutemov" <k.shutemov@velesys.com>
To: ALT Linux arch porting <devel-ports@lists.altlinux.org>
Subject: Re: [devel-ports] arm eabi
Date: Fri, 25 Jan 2008 13:12:14 +0200
Message-ID: <20080125111214.GA537@localhost.localdomain> (raw)
In-Reply-To: <1201256182l.30649l.0l@ildar.innovations.kz>
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On [Fri, 25.01.2008 16:16], Ildar Mulyukov wrote:
> Приветствую!
>
> Из собранного kas@ ARM-порте делаю less /usr/bin/bc:
> ELF Header:
> Magic: 7f 45 4c 46 01 01 01 00 00 00 00 00 00 00 00 00
> Class: ELF32
> Data: 2's complement, little endian
> Version: 1 (current)
> OS/ABI: UNIX - System V
> ABI Version: 0
> Type: EXEC (Executable file)
> Machine: ARM
> Version: 0x1
> Entry point address: 0x8fec
> Start of program headers: 52 (bytes into file)
> Start of section headers: 63736 (bytes into file)
> Flags: 0x4000002, has entry point,
> Version4 EABI
>
>
> Из Familiar Linux less rfcomm:
> ELF Header:
> Magic: 7f 45 4c 46 01 01 01 61 00 00 00 00 00 00 00 00
> Class: ELF32
> Data: 2's complement, little endian
> Version: 1 (current)
> OS/ABI: ARM
> ABI Version: 0
> Type: EXEC (Executable file)
> Machine: ARM
> Version: 0x1
> Entry point address: 0x9230
> Start of program headers: 52 (bytes into file)
> Start of section headers: 22060 (bytes into file)
> Flags: 0x2, has entry point, GNU EABI
>
> Вопрос: в чём разница и насколько это совместимо?
Единственое, что я могу сказать -- во втором случае не выставляется версия
EABI(старший байт в Flags). Почему так происходит -- сказать сложно.
Возможно, старый и/или плохо собраный binutils.
Покажите с этой машинки
/usr/bin/ld --help | grep supported
> Особенно интересует:
> * поведение первого в среде второго (ядро и библиотеки)
Не берусь предсказать.
> * поведение ARM-порта Сизифа на ядре второго
От ядра требуется лишь поддержка EABI.
--
Regards, Kirill A. Shutemov
+ Belarus, Minsk
+ Velesys Ltd, http://www.velesys.com/
+ ALT Linux Team, http://www.altlinux.com/
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next prev parent reply other threads:[~2008-01-25 11:12 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-25 10:16 Ildar Mulyukov
2008-01-25 11:12 ` Kirill A. Shutemov [this message]
2008-01-25 11:14 ` Ildar Mulyukov
2008-01-25 13:15 ` Michael Shigorin
2008-01-25 13:20 ` Kirill A. Shutemov
2008-01-25 13:37 ` [devel-ports] [JT] " Ivan Fedorov
2008-01-25 21:43 ` [devel-ports] " Alexander Gvozdev
2008-01-28 7:26 ` Ildar Mulyukov
2008-01-28 20:52 ` Michael Shigorin
2008-01-28 21:53 ` Wartan Hachaturow
2008-01-29 4:40 ` Ildar Mulyukov
2008-01-29 11:30 ` Wartan Hachaturow
2008-01-29 11:59 ` Ildar Mulyukov
2008-01-29 12:39 ` Kirill A. Shutemov
2008-03-08 21:32 ` Michael Shigorin
2008-03-08 21:50 ` Wartan Hachaturow
2008-03-08 22:45 ` Michael Shigorin
2008-03-08 22:46 ` Wartan Hachaturow
2008-04-30 11:45 ` Ildar Mulyukov
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