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

[Wolfgang Denk]

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).

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And please do not post HTML.

Best regards,

Wolfgang Denk

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