another thumb drive and grub does *not* freeze/refuse input from keyboard:
Bus 003 Device 003: ID 058f:6387 Alcor Micro Corp. Flash Drive Disk /dev/sdb: 4009 MB, 4009754624 bytes 23 heads, 22 sectors/track, 15477 cylinders, total 7831552 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x27f17f1a Device Boot Start End Blocks Id System /dev/sdb1 1176 7831551 3915188 b W95 FAT32 here's fdisk from the first one: Command (m for help): p Disk /dev/sdb: 4009 MB, 4009754624 bytes 255 heads, 63 sectors/track, 487 cylinders, total 7831552 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x7d391238 Device Boot Start End Blocks Id System /dev/sdb1 * 0 2216969 1108485 17 Hidden HPFS/NTFS (ie so thumb drives ranging around ~7831552 sectors using multiple filesystem types so far works fine, but just a usb hub or an arduino does not.) example of hub that does not (ie that it does freeze). Bus 003 Device 002: ID 0451:1446 Texas Instruments, Inc. TUSB2040/2070 Hub -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1537917 Title: grub does not respond to keyboard if usb drive is not present To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1537917/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
