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Re: [XenARM] About Tegra2 Xen-ARM porting



Hi, 

The Xen-arm version that you are working does not work with vanilla Linux
kernel because it require PV kernel. Unfortunately, this implies that you
need to modify your kernel, at several parts. In addition, the Xen-arm (PV)
have slightly different interface with Xen for x86. So, Jae-min Ryu and Dr.
Sangbum Suh are under working so that the current xen-arm in the tree
catches up with the Xen mainline. The kernel would still be different from
Xen x86 because of several architectural issues, but it would be much easier
than doing it by yourself from scratch. 

Regarding the bootloader, I don't think bootloader is directly related with
Xen. In general, you might ask it for the company that you bought the board.


Hope to be helpful. 

-----Original Message-----
From: xen-arm-bounces@xxxxxxxxxxxxxxxxxxx
[mailto:xen-arm-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Dongsoo Kim
Sent: Friday, February 03, 2012 7:09 PM
To: xen-arm@xxxxxxxxxxxxxxxxxxx
Subject: [XenARM] About Tegra2 Xen-ARM porting

Hello folks,


I'm trying to build-up Xen environment with Tegra2 Harmony target board.

Here is my S/W configuration which I'm not sure about whether it is correct
or not.

- Xen-arm: xen-arm-opensource-20110714.tar.bz2 (on wiki page)
- Linux kernel(Dom0, DomU): Linux 2.6.21.1 vanilla kernel
- Bootloader: U-boot

Is it correct? 

The particular part which I'm not sure is the kernel version.

Because the vanilla kernel 2.6.21.1 does not seem to be supporting
Tegra2 properly.

On the other hand, I've got Tegra2 kernel from chrome os repository which is
working well.

Can I use Tegra2 kernel (2.6.38) form dom0 and domu then?

I'm wondering how to make it work without hassle.

And one more thing.

Does anyone know how to fuse u-boot without JTAG debugger?


Since official Xen-ARM wiki says that they succeed in porting Xen-ARM on
Tegra250 but cannot find corresponding document.

The official manual still talking about i.MX. :(


Cheers,

Dongsoo Kim


--
=
Dongsoo Nathaniel Kim
Linux kernel, media device S/W engineer / Ph.D Student Dept. of Computer
Science, KAIST Real-time & Embedded Systems Lab.

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