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Allocating and sharing memory with user space from an I/O Kit driver
(HTML)
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QA1197: Describes the preferred technique for allocating and sharing buffers in an I/O Kit kernel driver.
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Technical Q&As |
2008-10-13
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Generating a Non-Maskable Interrupt (NMI)
(HTML)
()
QA1264: Explains how to generate a non-maskable interrupt (NMI) on modern Macintosh systems.
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Technical Q&As |
2008-10-13
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I/O Kit Framework Reference
(HTML)
Describes the I/O Kit classes that support non-kernel access to I/O Kit objects through the device-interface mechanism.
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Reference |
2009-03-04
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IODeviceTree and the I/O Registry
(HTML)
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QA1120: Describes the IODeviceTree plane in the Mac OS X I/O Registry.
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Technical Q&As |
2008-09-18
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IOKit Framework Headers
(HTML)
()
QA1107: Describes the differences between the headers in IOKit.framework and the I/O Kit headers in Kernel.framework.
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Technical Q&As |
2002-01-15
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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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Technical Q&As |
2006-02-22
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Power Management; Policy Maker vs. Power Controller
(HTML)
()
QA1121: Describes the differences between a Power Management Policy Maker and a Power Management Power Controller.
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Technical Q&As |
2002-02-13
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Retain Counts of io_object_t Objects in IOKit.framework
(HTML)
()
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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Technical Q&As |
2008-09-24
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SCSIOldAndNew
(HTML)
(DMG)
(ZIP)
Demonstrates a backward-compatible technique for communicating with SCSI parallel devices on Mac OS X.
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Sample Code |
2006-12-07
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Sending SCSI or ATA commands to storage devices
(HTML)
()
QA1179: Explains that Mac OS X does not implement SCSI or ATA pass-through for many mass storage devices.
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Technical Q&As |
2005-05-10
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USBPrivateDataSample
(HTML)
(DMG)
(ZIP)
Demonstrates notifications when a USB device is hotplugged and associating arbitrary data with each device.
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Sample Code |
2006-10-16
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What are configuration variables in Open Firmware?
(HTML)
()
HW38: Defines the configuration variables in Open Firmware.
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Technical Q&As |
1999-02-15
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