I can confirm this problem, also occurs on my Acer Travelmate 8371 with latest BIOS (1.13). Its ablo to boot with AHCI but it takes ages >2min (while about 20-40sec with ide-mode set in bios). Attached dmesg.0.
** Attachment added: "AHCI_bug" http://launchpadlibrarian.net/34435756/AHCI_bug -- AHCI mode not supported https://bugs.launchpad.net/bugs/427362 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
