[fedora-arm] [Fwd: Activity Day June 10th - ARMv7 F15 hardfp bringup]

Peter Robinson pbrobinson at gmail.com
Sun Jun 5 13:46:46 UTC 2011


On Sun, Jun 5, 2011 at 2:44 PM, Chris Tyler <chris at tylers.info> wrote:
> On Sun, 2011-06-05 at 09:54 +0100, Peter Robinson wrote:
>> On Sun, Jun 5, 2011 at 2:10 AM, Chris Tyler <chris at tylers.info> wrote:
>> > On Sat, 2011-06-04 at 20:53 -0400, Jon Masters wrote:
>> >> [0] We're making a "one time" incompatible ABI switch in F-15 bringup to
>> >> the "hard float" ABI defined in section 6 of the ARM AAPCS (commonly
>> >> referred to as the ARM EABI - but that doesn't actually exist as a
>> >> name). The procedure call standard will be ARM AAPCS vfpv3-d16, as
>> >> defined in section 6 of that document. Other distros are switching and
>> >> this will form the basis of any LSB standardization effort later on.
>> >> Think of v7 and v5 as being different arches, which they are really.
>> >
>> > And to further clarify:
>> >
>> > - This is an addition, not a switch -- the intention is to continue to
>> > support armv5tel in addition to armv7hl at this time -- Tegra and
>> > Marvell Kirkwood (including plug computer) devices which do not support
>> > armv7hl will continue to work with armv5tel.
>>
>> Err Tegra should be supported due to the use of vfpv3-d16? Correct?
>
> (Trimming to ARM list only)
>
> Tegra 2 and Tegra 3 are v7 (Cortex A9 MPcore) but the earlier Tegra
> chips (Tegra APX, Tegra 6XX ) are v6 (ARM11).

Thanks for the update. So to confirm we will support Tegra 2 on hardfp?

Peter


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