Hi, I saw the follwing while booting my MacBook of early 2006 today. --- Initialized 25/27 Regions 0/0 Fields 22/22 Buffers 8/18 Packages (698 nodes) Initializing Device/Processor/Thermal objects by executing _INI methods:<4>ACPI: System BIOS is requesting _OSI(Linux) ACPI: Please test with "acpi_osi=!Linux" Please send dmidecode to linux-acpi@vger.kernel.org --- # uname -a Linux linux-95zp 2.6.22-5-default #1 SMP 2007/07/16 06:54:15 UTC i686 i686 i386 GNU/Linux # cat /etc/SuSE-release openSUSE 10.3 (i586) Alpha6 Please CC: me on any replies and tell me if you need anything more. Felix Möller