on 30/03/2009 14:14 Alexander Motin said the following: > Andriy Gapon wrote: >> Recently I tried to hot-attach a SATA drive to a running system. >> Controller is ICH9 in AHCI mode. Physically/electronically everything went >> smoothly, the drive spun-up. Then I tried to detach and re-attach all >> channels >> with no devices on them using atacontrol. I did it 3 times to be sure, but >> no new >> disk showed up. Then I finally rebooted, the disk showed up OK. >> >> Question: was hot-attach expected to work? Is there a limitation in hardware >> or in >> our driver? >> >> Note: I attached the drive to a regular SATA port, not eSATA. > > Which system version do you use? With recent CURRENT I have successfully > tested insert/remove SATA drives with ICH8, ICH8M and JMB363 AHCI > controllers channel attach/detach. Theoretically it is possible to > insert/remove SATA drives even without channel attach/detach. Remove > works fine, but such really hot insertion functionality is not > implemented properly now and so blocked.
It was stable/7, amd64. Maybe there is a small subset of the changes in current that I could try in stable/7? -- Andriy Gapon _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
