Comment 2 for bug 23374

(apologies for the spam)
If it's any help, here's what lspci -vv has to say about my SATA controller, at
least under 2.6.10:

0000:00:1f.1 RAID bus controller: ALi Corporation: Unknown device 5287 (rev 02)
        Subsystem: ALi Corporation: Unknown device 5287
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B-
        Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR-
        Latency: 128, Cache Line Size: 0x80 (512 bytes)
        Interrupt: pin A routed to IRQ 19
        Region 0: I/O ports at fd00 [size=16]
        Region 1: I/O ports at fc00 [size=8]
        Region 2: I/O ports at fb00 [size=16]
        Region 3: I/O ports at fa00 [size=8]
        Region 4: I/O ports at f900 [size=32]
        Region 5: Memory at dfffa000 (32-bit, non-prefetchable) [size=1K]
        Capabilities: [60] Power Management version 2
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0-,D1-,D2-,D3hot+,D3cold-)
                Status: D0 PME-Enable- DSel=0 DScale=0 PME+