> 1. The new XScale chip is binary compatible with the older StrongARM
> chip and most of the surrounding hardware (chipsets, etc.) hasn't
> changed much so it should mostly work, with the caveat that not many
> people (if any) have tried this yet so there may be unexpected issues.
Userspace only.
> 2. Just like WinCE is seeing performance issues running on the XScale
> without XScale-optimized code, there will be performance issues with
> StrongARM-targeted code for linux, but that those issues are being
> actively worked on.
There is a lot of opinion that you'll see performance issues with Xscale
code too. Its looking like the early xscale chips may be quite problematic
Take a look at Errata 100 for one example of why
http://developer.intel.com/design/pca/applicationsprocessors/specupdt/27853402.pdf
Received on Thu Jul 11 02:10:14 2002
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