Joerg Schilling <[EMAIL PROTECTED]> wrote:
> Gavin Maltby <[EMAIL PROTECTED]> wrote:
>
> > if the BIOS enabled it) do the following from kmdb:
> >
> > boot kmdb -d
> > ::bp cpu.AuthenticAMD.15`ao_nb_cfg - add breakpoint
> > :c - wait for breakpoint to hit
> > ao_nb_cfg_add/X - confirm current value is 0xa000005
> > - we bitwise-or 0x100 into this to disable
> > ao_nb_cfg_add/Wa000105
> > :c
> >
> > You should now boot without watchdogging. You may also want to check the
> > bios
> > for any disabling of the watchdog.
...
> Welcome to kmdb
> kmdb: unable to determine terminal type: assuming `vt100'
> Loaded modules: [ unix krtld genunix ]
> [0]> ::bp cpu.AuthenticAMD.15`ao_nb_cfg
> [0]> :c
> SunOS Release 5.11 Version schily35 32-bit
...
> a000105
> [0]> :c
> mem = 1047036K (0x3fe7f000)
> root nexus = i86pc
> pseudo0 at root
> pseudo0 is /pseudo
> scsi_vhci0 at root
...
> uhci3 is /[EMAIL PROTECTED],0/pci1106,[EMAIL PROTECTED],3
> cpu0: x86 (AuthenticAMD family 15 model 5 step 1 clock 1600 MHz)
> cpu0: AMD Opteron(tm) Processor 242
> cpu1: x86 (AuthenticAMD family 15 model 5 step 1 clock 1600 MHz)
> cpu1: AMD Opteron(tm) Processor 242
> cpuid 1: initialized cpumod: cpu.AuthenticAMD.15
> Loaded modules: [ uppc ufs uhci ip usba pcplusmp sctp ]
> kmdb: stop at cpu.AuthenticAMD.15`ao_nb_cfg
> kmdb: target stopped at:
> cpu.AuthenticAMD.15`ao_nb_cfg: pushl %ebp
> [1]> ao_nb_cfg_add/X
> cpu.AuthenticAMD.15`ao_nb_cfg_add:
> cpu.AuthenticAMD.15`ao_nb_cfg_add: a000105
> [1]> :c
> PCI-device: pci1106,[EMAIL PROTECTED], hci13940
> hci13940 is /[EMAIL PROTECTED],0/pci1106,[EMAIL PROTECTED]
>
> Here the machine hangs infinitely and I am unable to go into
> kmdb via ~# from tip.
If you need more tests, I am willing to help and it now seems to be
possibl witout too much effort as I now have a serial line for
debugging to another machine.
Jörg
--
EMail:[EMAIL PROTECTED] (home) Jörg Schilling D-13353 Berlin
[EMAIL PROTECTED] (uni)
[EMAIL PROTECTED] (work) Blog: http://schily.blogspot.com/
URL: http://cdrecord.berlios.de/old/private/ ftp://ftp.berlios.de/pub/schily
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