[haiku-development] Re: AMD Geode nano-size motherboard
- From: Gabriele Biffi <mlist@xxxxxxxxx>
- To: haiku-development@xxxxxxxxxxxxx
- Date: Wed, 16 Apr 2008 12:04:01 +0200
Alex Roman wrote:
Depends, actually. That is true for some setups (more modern, I
guess?), however there are already plenty out there who have either
less advanced controllers or no controller at all. For example, NOR
FLASH can be directly mapped to memory (its interface is ROM-like:
address lines, data lines, control lines), and on many embedded
systems it is tied directly to the addressable memory space. That
doesn't have a controller and requires a good filesystem in order to
prolong its lifetime...
I have this older headless PC which actually has a 256MB NOR flash
chip (with no controller) where it stores Win CE and uses a
proprietary filesystem which apparently does this shuffling.
The shuffling algorithm is not in the controller, but in the chips
themselves. A CF card is seen as a normal hard disk, the controller does
not do anything fancy. Those who are against XP on the EEE because
"it'll kill the flash chips" just ignore this fact, XP won't do anything
bad to their EEE.
A setup like the one you propose is quite different from a normal PC,
and Haiku is not going on such a thing any time soon. Not to mention it
is very rare and mostly used for palmtops and cellphones, not PCs.
Regards,
Gabriele
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- [haiku-development] Re: AMD Geode nano-size motherboard
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- [haiku-development] Re: AMD Geode nano-size motherboard
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- [haiku-development] Re: AMD Geode nano-size motherboard
- From: François Revol
- [haiku-development] Re: AMD Geode nano-size motherboard
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- [haiku-development] Re: AMD Geode nano-size motherboard
- From: Bruno Albuquerque
- [haiku-development] Re: AMD Geode nano-size motherboard
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- [haiku-development] Re: AMD Geode nano-size motherboard
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Depends, actually. That is true for some setups (more modern, I guess?), however there are already plenty out there who have either less advanced controllers or no controller at all. For example, NOR FLASH can be directly mapped to memory (its interface is ROM-like: address lines, data lines, control lines), and on many embedded systems it is tied directly to the addressable memory space. That doesn't have a controller and requires a good filesystem in order to prolong its lifetime... I have this older headless PC which actually has a 256MB NOR flash chip (with no controller) where it stores Win CE and uses a proprietary filesystem which apparently does this shuffling.
- [haiku-development] Re: AMD Geode nano-size motherboard
- From: François Revol
- [haiku-development] Re: AMD Geode nano-size motherboard
- From: Ryan Leavengood
- [haiku-development] Re: AMD Geode nano-size motherboard
- From: François Revol
- [haiku-development] Re: AMD Geode nano-size motherboard
- From: scott mc
- [haiku-development] Re: AMD Geode nano-size motherboard
- From: Bruno Albuquerque
- [haiku-development] Re: AMD Geode nano-size motherboard
- From: Ingo Weinhold
- [haiku-development] Re: AMD Geode nano-size motherboard
- From: Alex Roman