FW: problem in booting kernel

bhupinder sahran bhup_sah at yahoo.com
Fri May 9 01:41:35 EST 2003


Hi

console=ttyS0 is good but why again console=tty.
That might be the issue.
When u r paasing parameters from ppcboot, why console
is eqated two times.

U should only say console=ttyS0 , 9600

So console=tty is not correct............
Try out this...

Bhupi
Linux+Hypertransport --> Silicon
www.gdatech.com
Good after beer -- Linux


--- Anil Giri <anil at india.tejasnetworks.com> wrote:
>
> Hi Bhupi,
>        How can i configure my serial port?? and no i
> don;t use JTAG debugger.
> i m stuck with the problem for a long time...
>
>
> Following is the console output...
> ===========================================
>       Initializing...
>   CPU:   XPC860xxZPnnD4 at 66 MHz: 4 kB I-Cache 4 kB
> D-Cache FEC present
>   Board:  103-PCALTC101-E  AF-4402-20-0041
>   Ethernet Address : 00:04:95:05:00:0e
>   27/ 1/ 0 22:46:47
>   DRAM:  (128 MB SDRAM) 128 MB
>   FLASH: 16 MB
> *** Warning - bad CRC, using default environment
>
>   Input:  serial
>   Output: serial
>
> Hit any key to stop autoboot:  0
> ## Starting application at 0x40080000 ...
> loaded at:     40080000 40089368
> relocated to:  00180000 00189368
> board data at: 07F3FE48 07F40000
> relocated to:  00200100 002002B8
> zimage at:     40086000 40123741
> initrd at:     40123741 4037909A
> relocated to:  07DAA000 07FFF959
> avail ram:     00201000 07DAA000
>
> Linux/PPC load: console=ttyS0,9600 console=tty0
> root=/dev/ram mem=480
> Uncompressing Linux...done.
> Now booting the kernel
> ================================================
>
> -Anil
>
>
>
> >
> > -----Original Message-----
> > From: bhupinder sahran [mailto:bhup_sah at yahoo.com]
> > Sent: Wednesday, May 07, 2003 9:22 PM
> > To: Anil Giri;
> linuxppc-embedded at lists.linuxppc.org
> > Subject: Re: problem in booting kernel
> >
> > Hi
> > >From the inuts u have given it is very tough to
> find
> > out. But let me ask u some of the questions.
> >
> > 1. One possiblity is that ur serial port is not
> > configured properly & u are not seeing any message
> > from the console port.
> >
> > 2. IF u are having the JTAG debugger find out the
> > value in Program conuter & see where it matches in
> > System.map.
> >
> > So tell me the PC value then it might be possible
> to
> > catch the problem
> >
> > Thanx
> > Bhupi
> > Linux+Hypertransport -->Silicon
> > www.gdatech.com
> > Good after beer ---Linux
> >
> >
> > --- Anil Giri <anil at india.tejasnetworks.com>
> wrote:
> > >
> > > Hi,
> > >
> > >
> > >    I m trying to boot kernel for linux-2.4.18
> > > (MPC860 processor), but it
> > >
> > >
> > > hangs after "Now booting the kernel"  message.
> What
> > > could be the reason???
> > >
> > >
> > > also on debugging i found negative value for
> > > register R3 instead of ptr to
> > >
> > >
> > > board info data. Other register settings were
> ok.
> > >
> > >
> > > Any imputs...
> > >
> > >
> > >
> > >
> > > -Anil
> > >
> > >
> > >
> >
> >
> >
> >
>
>


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