[U-Boot-Users] Marvell db64460 / mpc7447 migration from U-boot 1.1.2 to U-boot 1.3.3

Wolfgang Denk wd at denx.de
Wed Jul 30 08:47:07 CEST 2008


In message <295C5089A56CE143B316E5F67CA99CB001D0692F at cowboy.inovate.inovate.com> you wrote:
> 
> In a current work project, I have inherited a compactPCI board that has
> an mpc7447/7448 powerpc processor as well as a Marvell system
> controller, model mv64462 (stripped down mv64460). The board has a
> somewhat working U-boot 1.1.2 loader (using db64460 platform) and a
> Gentoo Linux port (kernel version 2.6.9 built using arch/ppc) running on
> it from long ago and a company far far away. It looks like the company
> contracted with Timesys to pull together the initial software. To
> prepare for an upcoming deployment, I would like to bring the OS
> up-to-date on this board with a newer kernel (targeting 2.6.24r3), as

Ummm... if this is recent work, then why do you use such an old Linux
kernel and not 2.6.27-rc1 or later?

> My Linux kernel work is going very well, but with U-boot I'm stuck. I
> have what I believe 'may' be the working U-boot 1.1.2 source code, and I
> have migrated all of the board's customizations from various files into
> the 1.3.3 stream; however, I can get -no- console output on the serial
> port. I don't have access to a remote debugger, so I'm working in the
> dark and have no idea how far, if at all, the initialization is
> progressing. Does anyone know of any tips to help me along?  Any changes
> in mpsc device initialization from 1.1.2 to 1.3.3 that could help me?
> Any clues?

Get access to a JTAG debugger (BDI3000).

> ------_=_NextPart_001_01C8F1E0.BD29C28E
> Content-Type: text/html;
> 	charset="us-ascii"
> Content-Transfer-Encoding: quoted-printable

And please do not post HTML.

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
Make it right before you make it faster.




More information about the U-Boot mailing list