[Asterisk-Dev] Asterisk Hardware Platform - Intel x86 versus Intel RISC Xscale (ARM)

[Miroslav Nachev]

Hi,

To clarify Xscale, I mean the latest Xscale Network Processor IXP465
which is made on 90 nm technology:
http://www.intel.com/design/network/products/npfamily/ixp465.htm

HS> One thing that is always an issue with a RISC type chip is
HS> alignment. You might need to adjust your source code to get
HS> alignment correct.

   Can you clarify this?


-- 
Best regards,
 Miroslav                            mailto:miro at space-comm.com


Thursday, November 25, 2004, 5:32:52 PM, you wrote:

>> Consider that Xscale is used in PDAs where latency isn't really as much
>> of an interest as low power usage.

HS> Xscale is an architecture with at least two lines:

HS> the PDA line, e.g. PXA25x, PXA27x

HS> the Networking line, e.g. IXPxxxx



HS> The IXPs had higher frequency and a PCI interface.


HS> One thing that is always an issue with a RISC type chip is alignment. You
HS> might need to adjust your source code to get alignment correct.

HS> Another thing is board and driver support under Linux. E.g. sometimes the
HS> hardware is there, but the software is lacking. There are so many ARM
HS> based embedded boards out there, but only a few of them are in the Linux
HS> 2.6 kernel tree.

HS> _______________________________________________
HS> Asterisk-Dev mailing list
HS> Asterisk-Dev at lists.digium.com
HS> http://lists.digium.com/mailman/listinfo/asterisk-dev
HS> To UNSUBSCRIBE or update options visit:
HS>    http://lists.digium.com/mailman/listinfo/asterisk-dev