[OpenBIOS] [Qemu-devel] building openbios-qemu.elf?
Blue Swirl
blauwirbel at gmail.com
Tue Feb 24 21:27:18 CET 2009
On 2/24/09, Blue Swirl <blauwirbel at gmail.com> wrote:
> On 2/23/09, Hollis Blanchard <hollisb at 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.*?
Would this patch fix the problem?
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