Re: Problems with Linux SATA driver and ARC-770 IDE Bridge chip

[Tejun Heo <htejun@gmail.com>]

sjackerman@comcast.net wrote:
> Hello-
> 
> We manufacture a SATA to CF adaptor that uses an Acard Technology
> ARC-770 SATA to IDE bridge chip:
> 
> http://www.acscontrol.com/Index_ACS.asp?Page=/Pages/Products/CompactFlash/SATA_To_CF_Adapter.htm
> 
> 
> The adaptor works correctly and can be 'seen' in the BIOS, in DOS, in
> Windows XP, XP MCE and Vista. However the adaptor doesn't work
> correctly or can't be 'seen' in Linux. A similiar adaptor based upon
> a Marvell bridge chip works correctly in Linux.
> 
> We have now verified that this doesn't work on an in-house Intel 865
> chipset motherboard running RIP Linux v2.6.20. A customer has
> verified that this also doesn't work on Intel 875 or Via chipset
> motherboards under Linux.
> 
> Here are the Linux Kernel error messages that are produced by this
> kernel running on a Intel D865GLC motherboard trying to talk to our
> ARC-770 based adaptor on SATA-0 :
> 
> ata2: SATA max UDMA/133 cmd 0xE400 ctl 0xE002 bmdma 0xDC08 irq 10 
> scsi2 : ata_piix ata1.00: CFA, max PIO4, 8005536 sectors: LBA 
> ata1.00: ata1: dev 0 multi count 0 ata1.00: qc timeout (cmd 0xef) 
> ata1.00: failed to set xfermode (err_mask=0x4)

Can you give a shot at 2.6.21-rc7.  The problem should have been fixed
there.

-- 
tejun