Date: Tue, 18 Dec 2012 18:53:21 +0100 From: Master One <MasterOne@o0l0o.org> To: <freebsd-acpi@FreeBSD.org> Subject: Acer Aspire One 753 Netbook: ACPI or Sandy Bridge Problem Message-ID: <c38f9ede06352dc3baa756ffa4436ce9@buymore.at>
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[Information taken from: http://forums.freebsd.org/showthread.php?t=36368] Product Specifications: http://support.acer.com/acerpanam/netbook/2010/Acer/Aspire/AspireOneAO753/AspireOneAO753sp2.shtml CPU Specifications: http://ark.intel.com/products/49157/Intel-Celeron-Processor-U3400-2M-Cache-1_06-GHz#infosectionmemoryspecifications FreeBSD 9.1-RELEASE amd64 and the latest FreeBSD 10-CURRENT amd64 snapshot show exactly the same behaviour: - CPU fan goes to maximum after booting - "shutdown -p now" completes the shutdown process, turns off the screen, but does not turn off the computer - "reboot" completes the shutdown process, but gets stuck at the line "usbus1: Controller shutdown complete" for about 30 seconds before it finally reboots - "zzz" does some USB related disconnecting and then just hangs dmesg (showing some "unknown: I/O range not supported" and "unknown: I/O range not supported") http://pastebin.com/QShf0jjd sysctl hw.acpi http://pastebin.com/9HLnS0cw acpidump -dt http://www.freefilehosting.net/ao753
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