[uClinux-dev] h8 board

Scott Howard scott at sthoward.com
Tue Mar 18 17:48:47 EST 2003


I should point out however, that you are correct in saying that uclinux 
will not run on this particular derivative of H8; its flash and RAM 
sizes are too small, by at least one order of magnitude.

Regards,

Scott

Scott Howard wrote:

> The H8 has a 16-bit data bus, a 24-bit address bus and 32-bit registers 
> - one of everything!! :-)
> 
> This CPU is definitely capable of running uclinux. There is already a 
> port of uclinux to the H8/300H architecture. Have a look at the 
> following link:
> 
> http://homepage2.nifty.com/ysato/uClinux-H8/index.en.html
> 
> I believe it's already in CVS at uclinux.org.
> 
> Regards,
> 
> Scott
> 
> Richard Klingler wrote:
> 
>>> i'm sorry for not specifing about using ucLinux for h8/300H hitachi 
>>> family.
>>> i've seen some web pages about the project.
>>>
>>> h8s and h8/300h share the same core, right? 16-bit. it is possible to 
>>> run uclinux on those. further, h8/tiny is somekind of "enhanced" - as 
>>> stated in their docs - h8/300h. thus running uclinux on it shouldn't 
>>> be a problem...
>>>
>>>
>>
>> Please read the datasheet next time (o;
>>
>> This LSI has an H8/300H CPU with an internal 32-bit architecture that 
>> is upward-compatible with the H8/300CPU, and supports only normal 
>> mode, which has a 64-kbyte address space.
>>
>>
>> Never saw any uClinux which could fit onto 64kbytes...(o;
>>
>> As told before...there is no 16-bit (uC)linux version and never will.
>>
>>
>> Rick
>>
>>
>> Richard Klingler             mail: richard.klingler at violasystems.com
>> Viola Systems Ltd.           http://www.violasystems.com/
>> Lemminkäisenkatu 32          phon: +358 (0)201 226 226
>> 20520 Turku, Finland         mobile: +358 (0)40 748 4711
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>>
>>
> 
> 






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