marc.b at ntle.de
Sat Oct 24 20:37:45 CEST 2009
Al Johnson schrieb:
> On Saturday 24 October 2009, Marc Bantle wrote:
>> Aditya Gandhi schrieb:
>>> Hi guys, I'm expecting my Free Runner in a day or two....
>>> I wish to know as to how many distributions can I Run side by side ,
>> I think the maximum is seven without extra efforts.
>> A possible setup could look like this:
>> Number Media /dev Partition Type Content
>> 31, 6 NAND mtdblock6 Dist1
>> 179, 0 SD-Card mmcblk0 (raw device)
>> 179, 1 SD-Card mmcblk0p1 primary partition Dist2
>> 179, 2 SD-Card mmcblk0p2 primary partition Dist3
>> 179, 3 SD-Card mmcblk0p3 primary partition Dist4
>> 179, 4 SD-Card mmcblk0p4 extended partition logical partitions
>> 179, 5 SD-Card mmcblk0p5 logical partition Dist5
>> 179, 6 SD-Card mmcblk0p6 logical partition Dist6
>> 179, 7 SD-Card mmcblk0p7 logical partition Dist7
>> Off course you can choose a different
>> primary/logical ratio.
> This is correct for uboot, though there are a few possible complications:
> * Android will want to use 2 partitions, by default the first two, plus the
> NAND. Then again it will (by default) install a forked Qi too, which doesn't
> multiboot well anyway.
I've never tried Android. Lucky me ;-)
Anyway thanks for adding this.
> * Certain ext3 formatting options prevent uboot reading the partition, but I
> haven't checked which ones. My gentoo box makes unreadable ones by default,
> but fedora makes readable ones.
Never ran into this either - using Debian.
>>> Is there a guide to multiple OS on freerunner?
>> I just had a look. A lot of the information
>> is just wrong or at least outdated. I now
>> understand why most users install qi ;-)
>> Various efforts have been made to supply a
>> bootmenu for qi (e.g. by using kexec).
>> I don't know whether they where successful.
>> I still stay with u-boot for my multi dist
>> setup, cause it has a boot menu. It's only
>> constraint is that the kernel need's to be
>> within the first 2G of the SD-Card (I just
>> prepared a special subdirectory on the first
>> partition). Booting kernels >2M need special
>> boot parameters, but has been reported to
>> work on this list.
> This is itself wrong, as I'm booting kernels from beyond the first 2G, and
> probably beyond 4G.
Good to know. Last time I tried I didn't succeed.
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