From: Blue Swirl <blauwirbel@gmail.com>
To: qemu-devel@nongnu.org
Cc: openbios@openbios.org
Subject: Re: [Qemu-devel] building openbios-qemu.elf?
Date: Tue, 24 Feb 2009 22:23:55 +0200 [thread overview]
Message-ID: <f43fc5580902241223r72f54d3dyf79f9711ee5ca3a5@mail.gmail.com> (raw)
In-Reply-To: <1235418752.28539.19.camel@slate.austin.ibm.com>
On 2/23/09, Hollis Blanchard <hollisb@us.ibm.com> wrote:
> Hi, I just tried to build openbios-qemu.elf, but it is a little too big
> (1MB + 4 bytes):
>
> Elf file type is EXEC (Executable file)
> Entry point 0xfff08000
> There are 3 program headers, starting at offset 52
>
> Program Headers:
> Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align
> LOAD 0x000094 0xfff00000 0xfff00000 0x100000 0x100000 RWE 0x4
> LOAD 0x100094 0xfffffffc 0xfffffffc 0x00004 0x00004 R E 0x1
> GNU_STACK 0x000000 0x00000000 0x00000000 0x00000 0x00000 RWE 0x4
>
> Section to Segment mapping:
> Segment Sections...
> 00 .text.vectors .text .rodata .data .sdata .bss .sbss
> 01 .romentry
> 02
>
> In contrast, the openbios-ppc binary in qemu looks like this:
>
> Elf file type is EXEC (Executable file)
> Entry point 0xfff08000
> There are 2 program headers, starting at offset 52
>
> Program Headers:
> Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align
> LOAD 0x000074 0xfff00000 0xfff00000 0x41044 0x4bc44 RWE 0x4
> LOAD 0x0410b8 0xfffffffc 0xfffffffc 0x00004 0x00004 R E 0x1
>
> Section to Segment mapping:
> Segment Sections...
> 00 .text.vectors .text .rodata .data .sdata .bss .sbss.1 .sbss.2 .sbss.3 .sbss.4 .sbss.5 .sbss.6 .sbss.7 .sbss.8
> 01 .romentry
>
> I'm building with gcc 4.2.3. Any ideas?
The ldscript does not handle sdata and sbss.*?
next prev parent reply other threads:[~2009-02-24 20:23 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-23 19:52 [Qemu-devel] building openbios-qemu.elf? Hollis Blanchard
2009-02-23 23:07 ` [Qemu-devel] Re: [OpenBIOS] " Laurent Vivier
2009-02-24 16:09 ` Hollis Blanchard
2009-02-24 20:23 ` Blue Swirl [this message]
2009-02-24 20:27 ` [Qemu-devel] " Blue Swirl
2009-02-25 21:03 ` Hollis Blanchard
2009-02-25 22:09 ` Laurent Vivier
2009-02-26 7:35 ` Jean-Christophe PLAGNIOL-VILLARD
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