From: "Reeve Yang" <yang.reeve@gmail.com>
To: sudheer <urwithsudheer@gmail.com>
Cc: kernelnewbies@nl.linux.org, linuxppc-embedded@ozlabs.org
Subject: Re: regarding kgdb in ppc
Date: Fri, 29 Dec 2006 00:34:39 +0000 [thread overview]
Message-ID: <198592450612281634l3e71834i5915139a73e8f5d1@mail.gmail.com> (raw)
In-Reply-To: <458E384A.108@gmail.com>
I'm facing the same problem for almost two weeks and still don't have
a clue. Please keep me in the thread. Thanks!
- Reeve
On 12/24/06, sudheer <urwithsudheer@gmail.com> wrote:
>
> Hello All
>
>
> Hi Shakti
>
>
>
> > > Then executed the command mkinird and copied and added initrd in the
> > > grub.conf - situation is same.
> > > I changed the root parameter to LABEL=/ - situation is same.
> >
> > Basically, block device, initrd support for ramdisk should be enabled:
> > CONFIG_BLK_DEV_RAM
> > CONFIG_BLK_DEV_INITRD
> >
> > Double check your .config file.
> >
>
> I have checked all the above and are enabled in the config. I have tried
> changing the kernel command line argumnets.
>
> I get the same error saying: (All from init/main.c)
> ----
> unable to open an initial console
> No init found. Try passing init= option to kernel.
> -----
> I am able to debug the kernel on x86 systems. Thanks for all the support.
>
> Now I am working with kgdb on mpc8540 board.
> target kernel version - linux-2.6.13
> KGDB version - linux-2.6.13-kgdb-2.3
>
> I am getting the following error:
>
> root@localhost sudheer]# /opt/eldk-3.1.1/usr/bin/ppc_85xx-gdb vmlinux
> GNU gdb Red Hat Linux (6.3.0.0-1.21_1rh)
> ...
> This GDB was configured as "--host=i386-redhat-linux --target=ppc-linux"...
> (gdb) set remotebaud 115200
> (gdb) target remote /dev/ttyS0
> Remote debugging using /dev/ttyS0
> Ignoring packet error, continuing...
>
> On the target side, i could see that the target kernel kgdb waiting for
> host communication.
>
> On the target board with kernel version - linux-2.6.13 , I could boot it
> only after applying the patches:
> 1. Gain_Phy_update
> 2.patch-2.6.14-rc5
> 3.Phy_Platform_Update
> The patch-2.6.14-rc5 when applied , deleted the file
> arch/ppc/platforms/pcore.c and
> pcore.h but the kernel boots well.
>
> In the KGDB version - linux-2.6.13-kgdb-2.3
> The ppc-lite.patch tries to modify the pcore.c which is not available.
>
> I am not sure wether this affects the serial communication establishment.
>
> Please help me to solve this.
>
> Thanks
> Sudheer
>
>
>
>
>
>
>
> _______________________________________________
> Linuxppc-embedded mailing list
> Linuxppc-embedded@ozlabs.org
> https://ozlabs.org/mailman/listinfo/linuxppc-embedded
>
>
next prev parent reply other threads:[~2006-12-29 0:34 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-28 16:20 regarding kgdb in ppc Anumolu Sudheer
2006-11-30 4:33 ` Anumolu Sudheer
[not found] ` <d16b1c80611300036x36ec0009r2eb20ebbc6966a97@mail.gmail.com>
[not found] ` <12c9fc1a0611300924r406e95acie5c2053c1433ab33@mail.gmail.com>
[not found] ` <d16b1c80611301101n5f9ea44died47d2ff1bac4221@mail.gmail.com>
[not found] ` <12c9fc1a0611302029h36f29943s119f8ad70b95f2c4@mail.gmail.com>
[not found] ` <12c9fc1a0612010331p2c33c048j1af6006deda14abb@mail.gmail.com>
[not found] ` <d16b1c80612010540k7600f0e1n92fadd3d539d75bf@mail.gmail.com>
[not found] ` <12c9fc1a0612040805p64f23a7bj42fd27891294dfc2@mail.gmail.com>
2006-12-24 8:20 ` sudheer
2006-12-27 14:18 ` sudheer
2006-12-29 0:34 ` Reeve Yang [this message]
2006-12-29 1:02 ` Vijay Sampath
2006-12-30 11:27 ` sudheer
2006-12-31 1:53 ` Vijay Sampath
2007-01-23 6:00 ` sudheer
2007-01-23 8:49 ` Vitaly Bordug
2007-01-23 14:47 ` sudheer
2007-01-23 14:58 ` Sergei Shtylyov
2007-01-29 11:38 ` sudheer
2007-01-29 13:00 ` Sergei Shtylyov
2007-01-31 3:39 ` sudheer
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