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Generating a Non-Maskable Interrupt (NMI)
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QA1264: Explains how to generate a non-maskable interrupt (NMI) on modern Macintosh systems.
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2008-10-13
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Retain Counts of io_object_t Objects in IOKit.framework
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QA1195: Distinguishes between the retain counts of an I/O Kit kernel object and its io_object_t user space proxy.
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2008-09-24
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IODeviceTree and the I/O Registry
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QA1120: Describes the IODeviceTree plane in the Mac OS X I/O Registry.
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2008-09-18
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The "packages" node in the device tree
(HTML)
HW90: Describes the "packages" node in the Open Firmware device tree.
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2006-02-22
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Issues with boot time KEXT loading
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QA1087: Explains how to solve problems with loading KEXTs at boot time.
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2004-01-15
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Installing an I/O Kit KEXT Without Rebooting
(HTML)
QA1319: Describes the state of the art of installing I/O Kit kernel extensions (KEXTs) without requiring a restart.
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2003-10-28
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SDRAM Problems With Self-Powered USB Devices
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HW82: Alerts that non-compliant, self-powered USB devices plugged into a G4, can cause problems with low-voltage-sensitive SDRAM .
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2003-08-21
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Power Management; Policy Maker vs. Power Controller
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QA1121: Describes the differences between a Power Management Policy Maker and a Power Management Power Controller.
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2002-02-13
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IOKit Framework Headers
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QA1107: Describes the differences between the headers in IOKit.framework and the I/O Kit headers in Kernel.framework.
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2002-01-15
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HID Manager Event Data Underruns
(HTML)
QA1038: Explains how to correctly handle HID Manager event queue data underruns.
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2001-06-13
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