add'l info as requested by "Reporting bugs" section of https://github.com/Bumblebee-Project/bbswitch :
trusty$ dmesg | grep -C 10 bbswitch: [ 15.775994] Bluetooth: HCI device and connection manager initialized [ 15.776001] Bluetooth: HCI socket layer initialized [ 15.776003] Bluetooth: L2CAP socket layer initialized [ 15.776007] Bluetooth: SCO socket layer initialized [ 15.778085] Bluetooth: RFCOMM TTY layer initialized [ 15.778091] Bluetooth: RFCOMM socket layer initialized [ 15.778094] Bluetooth: RFCOMM ver 1.11 [ 15.778277] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 15.778278] Bluetooth: BNEP filters: protocol multicast [ 15.778281] Bluetooth: BNEP socket layer initialized [ 16.277046] bbswitch: version 0.7 [ 16.277051] bbswitch: Found integrated VGA device 0000:00:02.0: \_SB_.PCI0.GFX0 [ 16.277055] bbswitch: cannot find ACPI handle for VGA device 0000:01:00.0 [ 16.277056] bbswitch: No discrete VGA device found [ 16.288193] bbswitch: version 0.7 [ 16.288197] bbswitch: Found integrated VGA device 0000:00:02.0: \_SB_.PCI0.GFX0 [ 16.288199] bbswitch: cannot find ACPI handle for VGA device 0000:01:00.0 [ 16.288200] bbswitch: No discrete VGA device found [ 17.400638] ip_tables: (C) 2000-2006 Netfilter Core Team [ 17.522570] init: plymouth-upstart-bridge main process ended, respawning [ 26.284102] init: Failed to spawn nvidia-persistenced main process: unable to execute: No such file or directory [ 36.289803] init: Failed to spawn nvidia-persistenced main process: unable to execute: No such file or directory trusty$ uname -a Linux spelga 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux This is on xUbuntu 14.04 LTS on amd64 workstation (Intel i7-3770), and as the original report notes using two monitors on the i7's GPU and a plug in nVidia GeForce 9600 for the third monitor. Machine is dual boot with Windows7, triple head works fine there. xorg package version 1:7.7+1ubuntu8 nvidia-331 package version 331.38-0ubuntu7 nvidia-prime package version 0.6.2 nvidia-settings package version 331.20-0ubuntu8 results of get-acpi-info.sh posted to launchpad bug #752542. git://github.com/Lekensteyn/acpi-stuff.git 's acpi_dump_info.c fails to build due to missing DEVICE_ACPI_HANDLE(), which was removed in linux 3.13; see launchpad bug #1267437. thanks, Hamish -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1338404 Title: bbswitch: fails to find ACPI handle for discrete card To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bbswitch/+bug/1338404/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
