Alexander Motin writes: > George Hartzell wrote: > > Alexander Motin writes: > > > George Hartzell wrote: > > > > I have a Gigabyte GA-6KIEH-RH motherboard. It has 5 SATA ports, 4 > > > > attached to a Sil 3114 controller and 1 attach to an ICH8m. The > > > > system is running -CURRENT from yesterday. > > > > > > > > I have two disks attaching as ad4 and ad6 to ata2 and ata3 resp. > > > > > > > > I can set ACHI mode for ICH8m in the BIOS. When I do not enable it, > > > > the 5th SATA conector shows up as slave on ata6. When I do enable it > > > > the 5th connector shows up as master on ata8. > > > > > > > > If I boot without anything connected to the fifth port, then connect a > > > > drive I thought that the following should work to get the drive > > > > recognized: > > > > > > > > sudo atacontrol detach ata8 > > > > sudo atacontrol attach ata8 > > > > > > > > (or a similar dance with ata6 if AHCI isn't enabled). > > > > > > It is ICH8M port, right? > > > > > > > When I set boot_verbose in loader.conf I see the following when I > > > > attach (two separate attempts with different SATA drives): > > > > > > > > ata8: AHCI reset... > > > > ata8: SATA connect status=00000004 > > > > ata8: AHCI reset done: phy reset found no device > > > > ata8: [MPSAFE] > > > > ata8: [ITHREAD] > > > > ata8: Identifying devices: 00000000 > > > > ata8: New devices: 00000000 > > > > ata8: AHCI reset... > > > > ata8: SATA connect status=00000004 > > > > ata8: AHCI reset done: phy reset found no device > > > > ata8: [MPSAFE] > > > > ata8: [ITHREAD] > > > > ata8: Identifying devices: 00000000 > > > > ata8: New devices: 00000000 > > > > > > There is very little part of AHCI driver takes part on this stage. > > > Mostly it is done by common ata_sata_phy_reset() routine. Try to comment > > > if ((ATA_IDX_INL(ch, ATA_SCONTROL) & ATA_SC_DET_MASK) == > > > ATA_SC_DET_IDLE) > > > return ata_sata_connect(ch); > > > lines in there. It will force full hardware reset to the drive. > > > > > > > If the drive's attached at boot time then it's recognized. > > > > > > > > Am I doing something wrong, or is my hardware balky? > > > > > > Every hardware has some specifics. I have successfully tested hot-plug > > > working with AHCI on ICH8, ICH8M and JMB363. > > > > When I comment out those lines I end up with an unbootable kernel. I > > get to the point that it tries to mount root and it gives me a prompt > > asking me what to mount. > > Have you saved any ata messages? > > > I don't know if it's the same problem or > > not, but the USB keyboard is also unresponsive. > > I don't see direct relations. > > > Somehow, in the course of playing with this and rebooting when things > > hung, I've ended up with several hundred errors in the zpool. It'll > > take me a few evenings to reinstall and rebuild things. > > It's a pity. On my systems commenting this lines does not brake anything. I'll build up a simpler test -CURRENT system (no ZFS, etc...) and give it another try. I won't get to it until next Wednesday or so though, work and travel will be keeping me busy. Thanks for the help! g.Received on Tue Mar 10 2009 - 15:44:04 UTC
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