Comment 5 for bug 206635

all_generic_ide seems to work for me on a Dell Inspiron 530 (Intel Q6660, G33/31 motherboard with SATA DVD and SATA HD)

Previous I was seeing these errors on boot:
[22,046581] irq 19: nobody cared (try booting with the "irqpoll" option)
[22.046669] handlers:
[22.046678] [<ffffffff880552c0?] (usb_hcd_irq+0x0/0x60 [usbcore])
[22.046692] [<ffffffff880552c0?] (usb_hcd_irq+0x0/0x60 [usbcore])
[22.411254] Disabling IRQ #19
[22.411647] usb 3-1: device not accepting address 2, error -71
[87.369892] ata1.00: revalidation failed (errno=-5)
[122.497506] ata1.00: revalidation failed (errno=-5)
[127.497562]ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
[127.497611]ata2.00: cmd a0/00:00:00:24:00/00:00:00:00:00/a0 tag 0 pio 35 in
[127.497674]ata2.00: status: { DRDY }
...
ata2: WARNING: synchronous SCSI scan failed without making any progress,