Using Biostar TF8200 m/b with GeForce 8200 (MCP78) chipset.Everything seems to be working with kernel 2.6.25, but plugging in SIL 3726 port multiplier gives "failed to identify.." dmesg... ahci 0000:00:09.0: version 3.0 ACPI: PCI Interrupt Link [LSA0] enabled at IRQ 23 ACPI: PCI Interrupt 0000:00:09.0[A] -> Link [LSA0] -> GSI 23 (level, low) -> IRQ 23 ahci 0000:00:09.0: AHCI 0001.0200 32 slots 6 ports 3 Gbps 0x3f impl IDE mode ahci 0000:00:09.0: flags: 64bit ncq sntf led clo pmp pio PCI: Setting latency timer of device 0000:00:09.0 to 64 scsi0 : ahci scsi1 : ahci scsi2 : ahci scsi3 : ahci scsi4 : ahci scsi5 : ahci ata1: SATA max UDMA/133 abar m8192@0xfbe76000 port 0xfbe76100 irq 23 ata2: SATA max UDMA/133 abar m8192@0xfbe76000 port 0xfbe76180 irq 23 ata3: SATA max UDMA/133 abar m8192@0xfbe76000 port 0xfbe76200 irq 23 ata4: SATA max UDMA/133 abar m8192@0xfbe76000 port 0xfbe76280 irq 23 ata5: SATA max UDMA/133 abar m8192@0xfbe76000 port 0xfbe76300 irq 23 ata6: SATA max UDMA/133 abar m8192@0xfbe76000 port 0xfbe76380 irq 23 ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) ata1.00: ATA-8: WDC WD6400AAKS-00A7B0, 01.03B01, max UDMA/133 ata1.00: 1250263728 sectors, multi 16: LBA48 NCQ (depth 31/32) ata1.00: configured for UDMA/133 ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300) ata2.00: failed to IDENTIFY (I/O error, err_mask=0x100) ata2: failed to recover some devices, retrying in 5 secs then replugging the PMP gives...... ata2: hard resetting link ata2: SATA link down (SStatus 100 SControl 300) ata2: EH complete ata2: exception Emask 0x10 SAct 0x0 SErr 0x4040000 action 0xa frozen ata2: irq_stat 0x00000040, connection status changed ata2: SError: { CommWake DevExch } ata2: hard resetting link ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300) ata2.00: failed to IDENTIFY (I/O error, err_mask=0x100) ata2: failed to recover some devices, retrying in 5 secs ata2: hard resetting link ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300) ata2.00: failed to IDENTIFY (I/O error, err_mask=0x100) ata2: failed to recover some devices, retrying in 5 secs ata2: hard resetting link ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300) ata2.00: failed to IDENTIFY (I/O error, err_mask=0x100) ata2: failed to recover some devices, retrying in 5 secs ata2: hard resetting link ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300) ata2: exception Emask 0x10 SAct 0x0 SErr 0x0 action 0x1 t4 ata2: irq_stat 0x08000000, interface fatal error ata2: EH complete and lspci -nn 00:00.0 RAM memory [0500]: nVidia Corporation Unknown device [10de:0754] (rev a2) 00:01.0 ISA bridge [0601]: nVidia Corporation Unknown device [10de:075c] (rev a2) 00:01.1 SMBus [0c05]: nVidia Corporation Unknown device [10de:0752] (rev a1) 00:01.2 RAM memory [0500]: nVidia Corporation Unknown device [10de:0751] (rev a1) 00:01.3 Co-processor [0b40]: nVidia Corporation Unknown device [10de:0753] (rev a2) 00:01.4 RAM memory [0500]: nVidia Corporation Unknown device [10de:0568] (rev a1) 00:02.0 USB Controller [0c03]: nVidia Corporation Unknown device [10de:077b] (rev a1) 00:02.1 USB Controller [0c03]: nVidia Corporation Unknown device [10de:077c] (rev a1) 00:04.0 USB Controller [0c03]: nVidia Corporation Unknown device [10de:077d] (rev a1) 00:04.1 USB Controller [0c03]: nVidia Corporation Unknown device [10de:077e] (rev a1) 00:06.0 IDE interface [0101]: nVidia Corporation Unknown device [10de:0759] (reva1) 00:07.0 Audio device [0403]: nVidia Corporation Unknown device [10de:0774] (rev a1) 00:08.0 PCI bridge [0604]: nVidia Corporation Unknown device [10de:075a] (rev a1) 00:09.0 IDE interface [0101]: nVidia Corporation Unknown device [10de:0ad0] (reva2) 00:0b.0 PCI bridge [0604]: nVidia Corporation Unknown device [10de:0569] (rev a1) 00:10.0 PCI bridge [0604]: nVidia Corporation Unknown device [10de:0778] (rev a1) 00:12.0 PCI bridge [0604]: nVidia Corporation Unknown device [10de:075b] (rev a1) 00:13.0 PCI bridge [0604]: nVidia Corporation Unknown device [10de:077a] (rev a1) 00:14.0 PCI bridge [0604]: nVidia Corporation Unknown device [10de:077a] (rev a1 -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html