building RaspPi Images
Warner Losh
imp at bsdimp.com
Sun Feb 10 07:47:53 UTC 2013
On Feb 10, 2013, at 12:18 AM, Tim Kientzle wrote:
> On Feb 9, 2013, at 11:07 PM, Warner Losh wrote:
>
>>> * For RPi, this already happens: the first-stage boot
>>> loads a DTB, ubldr uses "fdt addr" to access that DTB
>>> in a known location and then passes it to the kernel.
>>
>> Doesn't the RPi's boot loader give our /boot/loader enough info to get this without the fdt addr command?
>
> I haven't dug into this yet, but there's a mismatch somewhere
> between the RPi first-stage boot loader, U-Boot, and our ubldr.
>
> I briefly tried loading our kernel straight from the RPi
> first stage boot loader (dropping U-Boot and ubldr
> phases) but didn't get very far with it.
Our ubldr currently ignores r2 on boot, and tries to get the FDT via a different uboot interface, but I'm thinking that part is broken...
Warner
More information about the freebsd-arm
mailing list