easy BIOS configuration

[Ivo De Decker]

On Thu, Jul 27, 2006 at 04:56:34PM +0200, Kilian CAVALOTTI wrote:
> On Thursday 27 July 2006 14:25, Matt Domsch wrote:
> 
> > DTK also comes in a Linux flavor:
> > ftp://ftp.dell.com/sysman/DTK-2.1-LINUX-1109-A01.iso
> 
> Duh, sounds good to me. I'd like to change some BIOS settings without 
> having to reboot the whole computer. It seems that syscfg is what I'm 
> looking for, right?
> 
> I tried to use it, but got nasty segfaults: I basically loop-mounted 
> DTK-2.1-LINUX-1109-A01.iso, extracted tools/dell.tar.gz contents, and 
> setup appropriated LD_LIBRARY_PATH to add a path to the needed toolkit 
> libs (libdchbas32 and libdchipm32). Then I got a segfault trying to run 
> syscfg:
> 
> # ./syscfg
> Segmentation fault (core dumped)
> 
> Stracing it gives the following:
> -------------------------------------------------------------------------------
> open("/dev/mem", O_RDONLY)              = 3
> lseek(3, 0, SEEK_CUR)                   = 0
> lseek(3, 0, SEEK_CUR)                   = 0
> mmap2(NULL, 65536, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7dc3000
> close(3)                                = 0
> open("/dev/mem", O_RDONLY)              = 3
> brk(0x80e3000)                          = 0x80e3000
> lseek(3, -1208236364, SEEK_CUR)         = 3086730932
> lseek(3, -1208233984, SEEK_CUR)         = -1 EOVERFLOW (Value too large for 
> defined data type)
> mmap2(NULL, 65536, PROT_READ, MAP_PRIVATE, 3, 0xb7fbd) = 0xb7db3000
> --- SIGSEGV (Segmentation fault) @ 0 (0) ---
> +++ killed by SIGSEGV (core dumped) +++
> -------------------------------------------------------------------------------

Hello,

I tried syscfg on an 1850 with debian sarge, and got the same error. Just
before opening /dev/mem, syscfg tries to open /etc/omreg.cfg, which doesn't
exist. If I copy the omreg.cfg file from the iso to /etc, syscfg no longer
segfaults.

Greetings,

Ivo De Decker

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Ivo De Decker                             e-mail: Ivo.DeDecker at UGent.be
Directie ICT, Afdeling Infrastructuur
Groep Systemen                                      tel: +32 9 264 8581
Universiteit Gent                                   fax: +32 9 264 4994
Krijgslaan 281, gebouw S9, 9000 Gent, Belgie               www.UGent.be
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