Re: Bug 157909: Unbootable system, affects many, apparently ignored

2007-12-26 Thread Phillip Susi
Markus Hitter wrote:
 Just to understand the problem better:
 
 Exposing SATA drives as IDE drives to the OS appears to be a  
 temporary solution until all SATA driver programmers ( Hello  
 Intel :-) ) have catched up and made an AHCI driver available. Ubuntu  
 runs in AHCI mode just fine, even on a board which lacks a proper  
 driver for Windows XP. AHCI is noticeable faster than IDE.
 
 What stops you from switching to AHCI?

I was going to say the same thing.  Often times the IDE emulation modes 
are totally broken too.  Sometimes the bios calls it native mode vs 
emulation mode, or normal vs raid mode.


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Re: Bug 157909: Unbootable system, affects many, apparently ignored

2007-12-25 Thread Markus Hitter

Am 25.12.2007 um 23:35 schrieb Aaron C. de Bruyn:

 Can anyone provide me with some guidance on how to resolve this  
 issue?  Am I overblowing the issue since I am affected?

Just to understand the problem better:

Exposing SATA drives as IDE drives to the OS appears to be a  
temporary solution until all SATA driver programmers ( Hello  
Intel :-) ) have catched up and made an AHCI driver available. Ubuntu  
runs in AHCI mode just fine, even on a board which lacks a proper  
driver for Windows XP. AHCI is noticeable faster than IDE.

What stops you from switching to AHCI?


Markus

- - - - - - - - - - - - - - - - - - -
Dipl. Ing. Markus Hitter
http://www.jump-ing.de/





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Re: Bug 157909: Unbootable system, affects many, apparently ignored

2007-12-25 Thread Aaron C. de Bruyn
Thank you for replying Markus.

This is the first time I've heard the term AHCI.
I did some googling and read up on it.  From what I understand, AHCI is a mode 
you can set in the BIOS.
I dug through the system BIOS and the BIOS on both cards and found no such 
setting.
The cards are extremely cheap soft-RAID cards that I purchased simply so I 
could get 8 400GB SATA drives into my server case.

So to answer What stops you from switching to AHCI? I would have to say to 
things:
1. No clue how to enable AHCI
2. If it's a BIOS setting, it appears my cards don't support it.

-Aaron


 Am 25.12.2007 um 23:35 schrieb Aaron C. de Bruyn:

 Can anyone provide me with some guidance on how to resolve this issue?  Am 
 I overblowing the issue since I am affected?

 Just to understand the problem better:

 Exposing SATA drives as IDE drives to the OS appears to be a temporary 
 solution until all SATA driver programmers ( Hello Intel :-) ) have catched 
 up and made an AHCI driver available. Ubuntu runs in AHCI mode just fine, 
 even on a board which lacks a proper driver for Windows XP. AHCI is 
 noticeable faster than IDE.

 What stops you from switching to AHCI?


 Markus

 - - - - - - - - - - - - - - - - - - -
 Dipl. Ing. Markus Hitter
 http://www.jump-ing.de/





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