snatcher snatcher wrote:
> By checking the old 2.4.20 driver used for this device, I've found
> the following lines :
> 
> #ifdef CONFIG_BUFFALO_PLATFORM
 > writel(0x10401554, mmio_base + 0x14c);
> writel(0x10401554, mmio_base + 0x1cc);
 > #endif in the sil_init_one function (in sata_sil.c)...
> 
> After some google searching, I've found this message from this
> mailing list : http://www.spinics.net/lists/linux-ide/msg00047.html 
> => It says that for SiI 3114 contoler, we need to force write
> 0x10401554 instead of 0x10401555 in sfis_cfg (SATA FIS reception
> config register). By looking in the source code of the latest
> version, it looks like my controler (Sil 3512) is set to apply this
> workaround too, but according to my boot log, it's not applying it
> (It should write "Applying R_ERR on DMA / activate FIS errata fix"
> just after the error about the PCI cache). I'll add some traces to
> understand what's happening and I'll tell you ... Sylver

Please apply the attached patch and report what happens.

-- 
tejun