Re: Drop support for x86-32

[H. Peter Anvin]

On 08/24/2012 01:25 PM, Borislav Petkov wrote:
> On Fri, Aug 24, 2012 at 04:06:42PM -0400, Dave Jones wrote:
>> On Fri, Aug 24, 2012 at 03:58:56PM -0400, Theodore Ts'o wrote:
>>
>>  > BTW, it turns out I was wrong about Linux being used on Mars.
>>  > Apparently Linux was used on the Mars Global Surveyor, as well as the
>>  > Sprit and Opportunity rovers
>>
>> citation? My recollection was that they were running VxWorks.
> 
> ... on a "a radiation-hardened version of the IBM PowerPC 750." So no
> x86.
> 
> http://www.pcmag.com/article2/0,2817,2408127,00.asp
> 

That is Curiosity (Mars Science Laboratory), not Spirit/Opportunity
(Mars Exploration Rover).

However, Wikipedia lists the CPU on the MERs as a 20 MHz IBM RAD6000
CPU, running VxWorks.

If you want x86, there are definitely newer things than 386:

	http://www.sandia.gov/media/rhp.htm

... that was almost 14 years ago now.

	-hpa
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