RE: [PATCH] arm: Fix DEBUG_LL for omap zoom2/3

G, Manjunath Kondaiah
2010-03-31T06:11:37Z

Master branch will work fine for omap_zoom3_defconfig. Pls make sure to
use ttyS0 in bootargs.

OMAP36XX ZOOM3 # boot
LAN9x18 (0x92210000) detected.
Read mac address: 00:08:EE:03:7D:EE
start Auto negotiation... (take ~2sec)
Auto negotiation complete, 100BaseTX, full duplex
TFTP from server 172.24.136.151; our IP address is 172.24.190.192; sending through gateway 172.24.188.1
Filename 'uImage_zoom3'.
Load address: 0x80300000
Loading: #################################################################
#################################################################
#################################################################
#################################################################
#################################################################
##########################################################
done
Bytes transferred = 1959780 (1de764 hex)
## Booting image at 80300000 ...
Image Name: Linux-2.6.34-rc2-07865-g2e51807
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 1959716 Bytes = 1.9 MB
Load Address: 80008000
Entry Point: 80008000
Verifying Checksum ... OK
OK

Starting kernel ...

Uncompressing Linux... done, booting the kernel.
Linux version 2.6.34-rc2-07865-g2e51807 (manju@u-host) (gcc version 4.3.3 (Sourcery G++ Lite 2009q1-203) ) #5 Wed Mar 31 11:51:19 IST 2010
CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c53c7f
CPU: VIPT nonaliasing data cache, VIPT nonaliasing instruction cache
Machine: OMAP Zoom3 board
Memory policy: ECC disabled, Data cache writeback
OMAP3630 ES1.0 (l2cache iva sgx neon isp 192mhz_clk )
SRAM: Mapped pa 0x40200000 to va 0xfe400000 size: 0x100000
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 32512
Kernel command line: console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=172.24.136.151:/home/manju/fs/alsa-fs target,nolock,tcp,rsize=1024,wsize=1024 mem=128M ip=dhcp

Regards,
Manjunath

> -----Original Message-----
> From: linux-omap-owner@vger.kernel.org
> [mailto:linux-omap-owner@vger.kernel.org] On Behalf Of
> Chikkature Rajashekar, Madhusudhan
> Sent: Wednesday, March 31, 2010 5:05 AM
> To: 'Tony Lindgren'; Pais, Allen
> Cc: linux-arm-kernel@lists.infradead.org;
> linux-omap@vger.kernel.org; Pandita, Vikram
> Subject: RE: [PATCH] arm: Fix DEBUG_LL for omap zoom2/3
>
>
>
> > -----Original Message-----
> > From: linux-omap-owner@vger.kernel.org [mailto:linux-omap-
> > owner@vger.kernel.org] On Behalf Of Tony Lindgren
> > Sent: Tuesday, March 23, 2010 10:27 AM
> > To: Pais, Allen
> > Cc: linux-arm-kernel@lists.infradead.org;
> linux-omap@vger.kernel.org;
> > Pandita, Vikram
> > Subject: Re: [PATCH] arm: Fix DEBUG_LL for omap zoom2/3
> >
> > * Pais, Allen <allen.pais@ti.com> [100322 22:42]:
> > > > >
> > > > > With this patch[DEBUG_LL + earlyprintk],
> > > > > I still haven't been able to boot the kernel.
> > > > > Is it working on your side.
> > > > >
> > > > > The commit am using is :
> a842b5f9ce70e1b738eabb4d719860070180ed1c
> > > >
> > > > I think you will also need the 3630 serial fixes series posted
> > > > recently.
> > > >
> > > > I just merged those into omap-fixes-for-linus (and master)
> > > > branch(es). Maybe give it a try with at commit
> > > > b3c7740a120c8a7775cb63b4d094466da5c01692 + this patch?
> > >
> > > Thanks, I'll pull in those fixes.
> > > I believe the mux errors are fixed. Have a look at
> > > http://dev.omapzoom.org/?p=manju/kernel-omap3-
> > dev.git;a=commit;h=3499f5023ee90dc6ee3868a3147b87fe22a1d9b7
> > >
> > > Patch must have been missed some how.
> >
> > OK, we really should get fixes like that to mainline kernel ASAP
> > to avoid duplicating the effort.
> >
> > Then at least one issue remains for zoom3 to be usable..
> > I'm getting tons of MMC errors trying to mount root on it:
> >
> > mmcblk1: error -110 transferring data, sector 2097024, nr
> 8, card status
> > 0x900
> > end_request: I/O error, dev mmcblk1, sector 2097024
> > ...
> >
> > Any ideas if that's fixed somewhere also?
> >
> Tony,
>
> What is the branch on which the kernel is built? I tried the
> master branch
> and the omap-fixes-for-linus both does not seem to boot Zoom3.
>
> Regards,
> Madhu
>
> > Regards,
> >
> > Tony
> > --
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