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Specifiying if the CPU or the GPU should be used for rendering.
(HTML)
QA1416: Which processor will be used for rendering in Core Image and how to affect it.
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Graphics & Imaging |
Technical Q&As |
2005-08-16
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Video Developer Note
(HTML)
Details video capabilities of Mac computers.
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Graphics & Imaging |
Guides |
2008-04-28
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Building Customized User Client Drivers for USB Devices
(HTML)
Learn how to write the setup code for card readers, bill validators, and other devices.
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Human Interface Device & Force Feedback |
Articles |
2006-06-26
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Force Feedback Framework Reference
(HTML)
Describes the public interfaces to the Force Feedback implementation in Mac OS X, including support for plug-ins.
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Human Interface Device & Force Feedback |
Reference |
2008-04-08
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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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Human Interface Device & Force Feedback |
Technical Q&As |
2008-10-13
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HID Class Device Interface Guide
(HTML)
(PDF)
Explains how to develop applications to communicate with or control HID class devices.
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Human Interface Device & Force Feedback |
Guides |
2009-05-06
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HID Config Save
(HTML)
(DMG)
(ZIP)
Human Interface Device Manager Configuration sample
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Human Interface Device & Force Feedback |
Sample Code |
2008-05-07
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HID Manager Basics
(HTML)
(DMG)
(ZIP)
Shows basic use of HID Manager for Mac OS X: including device discovery, queues and polling elements.
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Human Interface Device & Force Feedback |
Sample Code |
2003-07-10
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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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Human Interface Device & Force Feedback |
Technical Q&As |
2001-06-13
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HID Utilities Source
(HTML)
(DMG)
(ZIP)
Shows a high level abstract library for the HID manager.
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Human Interface Device & Force Feedback |
Sample Code |
2003-10-06
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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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Human Interface Device & Force Feedback |
Reference |
2009-03-04
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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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Human Interface Device & Force Feedback |
Technical Q&As |
2003-10-28
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IODeviceTree and the I/O Registry
(HTML)
()
QA1120: Describes the IODeviceTree plane in the Mac OS X I/O Registry.
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Human Interface Device & Force Feedback |
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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Human Interface Device & Force Feedback |
Technical Q&As |
2002-01-15
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Issues with boot time KEXT loading
(HTML)
()
QA1087: Explains how to solve problems with loading KEXTs at boot time.
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Human Interface Device & Force Feedback |
Technical Q&As |
2004-01-15
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Kernel Framework Reference
(HTML)
Describes the APIs and classes (including I/O Kit families) that support kernel-resident device drivers.
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Human Interface Device & Force Feedback |
Reference |
2009-01-06
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New HID Manager APIs for Mac OS X version 10.5
(HTML)
TN2187: Mac OS X version 10.5 introduces new APIs for the HID Manager.
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Human Interface Device & Force Feedback |
Technical Notes |
2008-01-23
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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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Human Interface Device & Force Feedback |
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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Human Interface Device & Force Feedback |
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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Human Interface Device & Force Feedback |
Technical Q&As |
2008-09-24
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SDRAM Problems With Self-Powered USB Devices
(HTML)
()
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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Human Interface Device & Force Feedback |
Technical Q&As |
2003-08-21
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SetMouseAcclSample
(HTML)
(DMG)
(ZIP)
Find HID System Manager and get/set cursor acceleration
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Human Interface Device & Force Feedback |
Sample Code |
2006-11-28
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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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Human Interface Device & Force Feedback |
Sample Code |
2006-10-16
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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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Mac OS X Server |
Technical Q&As |
2008-10-13
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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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Mac OS X Server |
Technical Q&As |
2003-10-28
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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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Mac OS X Server |
Technical Q&As |
2002-01-15
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Mac OS X Server Security Configuration Guide
(PDF)
Describes how to configure Mac OS X Server to enhance server and service security.
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Mac OS X Server |
Guides |
2008-06-09
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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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Mac OS X Server |
Technical Q&As |
2006-02-22
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SampleFilterScheme
(HTML)
(DMG)
(ZIP)
Demonstrates a simple filter scheme which passes all operations through to its provider unchanged.
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Mac OS X Server |
Sample Code |
2006-01-03
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What are configuration variables in Open Firmware?
(HTML)
()
HW38: Defines the configuration variables in Open Firmware.
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Mac OS X Server |
Technical Q&As |
1999-02-15
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Allocating and sharing memory with user space from an I/O Kit driver
(HTML)
()
QA1197: Describes the preferred technique for allocating and sharing buffers in an I/O Kit kernel driver.
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Networking |
Technical Q&As |
2008-10-13
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Are the Name Registry device tree nodes unique?
(HTML)
Deprecated - HW64: Discusses whether Name Registry nodes copied from the Open Firmware device tree are unique.
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Networking |
Technical Q&As |
1999-10-11
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Bonjour enforces the service type format in Panther
(HTML)
QA1198: Explains why registering a Bonjour service might fail on Panther.
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Networking |
Technical Q&As |
2004-03-23
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BSDLLCTest
(HTML)
(DMG)
(ZIP)
Program sample demonstrates how to send and receive raw LLC Ethernet packets.
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Networking |
Sample Code |
2003-06-12
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Building Universal I/O Kit Drivers
(HTML)
TN2163: How to build a universal I/O Kit kernel driver while avoiding common pitfalls.
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Networking |
Technical Notes |
2008-08-18
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CCL Modem Scripting Guide
(HTML)
(PDF)
|
Networking |
Guides |
2007-06-28
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CCL Modem Scripting Release Notes
(HTML)
Explains changes to modem CCLs for Mac OS X v10.5 and what to do to change existing and supersede older scripts.
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Networking |
Release Notes |
2007-10-31
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Changing the TCP Window Size
(HTML)
NW47: Describes how to change the TCP window size in Open Transport.
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Networking |
Technical Q&As |
1997-03-14
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The "chosen" node in the device tree
(HTML)
HW88: Describes how to find the "chosen" node in the Open firmware device tree.
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Networking |
Technical Q&As |
2000-09-05
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Discovering all advertised Bonjour service types
(HTML)
QA1337: Explains how to discover all Bonjour service types being advertised on the local network.
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Networking |
Technical Q&As |
2004-06-01
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The dreaded "incompatible flag -framework" error
(HTML)
QA1096: Explains how to eliminate the incompatible flag -framework error in Project Builder.
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Networking |
Technical Q&As |
2001-12-05
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enetlognke
(HTML)
(DMG)
(ZIP)
Interface filter based on supported Kernel Programming Interfaces for Tiger.
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Networking |
Sample Code |
2005-08-10
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ExpressCard Prevents System Sleep
(HTML)
QA1517: Describes how some ExpressCard cards can prevent system sleep and how to fix the problem.
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Networking |
Technical Q&As |
2007-02-28
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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.
|
Networking |
Technical Q&As |
2008-10-13
|
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GetMACAddressSample
(HTML)
(DMG)
(ZIP)
Demonstrates how to retrieve the MAC address for each Ethernet interface from the Mac OS X I/O Registry.
|
Networking |
Sample Code |
2003-01-14
|
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GetPrimaryMACAddress
(HTML)
(DMG)
(ZIP)
Demonstrates retrieving the MAC address of the built-in Ethernet controller. Useful for uniquely identifying a Macintosh system.
|
Networking |
Sample Code |
2005-10-27
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GetSetOptions
(HTML)
(DMG)
(ZIP)
Demonstrates a variety of uses of Open Transport's option management routines.
|
Networking |
Sample Code |
2003-01-14
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Getting a Packet Trace
(HTML)
()
QA1176: Lists tools available for looking at the network packets on the wire.
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Networking |
Technical Q&As |
2008-06-03
|
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GridCalendar
(HTML)
(DMG)
(ZIP)
Demonstrates how to add a custom job submission UI to the GridSample project.
|
Networking |
Sample Code |
2005-06-01
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How to use the OT modem script engine
(HTML)
()
Deprecated - NW50: Shows how to use the Open Transport modem script engine.
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Networking |
Technical Q&As |
1997-07-11
|
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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.
|
Networking |
Reference |
2009-03-04
|
|
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.
|
Networking |
Technical Q&As |
2003-10-28
|
|
IODeviceTree and the I/O Registry
(HTML)
()
QA1120: Describes the IODeviceTree plane in the Mac OS X I/O Registry.
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Networking |
Technical Q&As |
2008-09-18
|
|
IOKit Framework Headers
(HTML)
()
QA1107: Describes the differences between the headers in IOKit.framework and the I/O Kit headers in Kernel.framework.
|
Networking |
Technical Q&As |
2002-01-15
|
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Issues with boot time KEXT loading
(HTML)
()
QA1087: Explains how to solve problems with loading KEXTs at boot time.
|
Networking |
Technical Q&As |
2004-01-15
|
|
Kernel Framework Reference
(HTML)
Describes the APIs and classes (including I/O Kit families) that support kernel-resident device drivers.
|
Networking |
Reference |
2009-01-06
|
|
Mac OS X Server Security Configuration Guide
(PDF)
Describes how to configure Mac OS X Server to enhance server and service security.
|
Networking |
Guides |
2008-06-09
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Making sense of IOKit error codes
(HTML)
()
QA1075: Explains how to interpret I/O Kit error codes.
|
Networking |
Technical Q&As |
2002-02-07
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Mixing link-local IP addresses and routable IP addresses
(HTML)
QA1357: Explains how to enable communication between devices with link-local addresses and devices with routable addresses.
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Networking |
Technical Q&As |
2005-07-06
|
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Network Device Driver Programming Guide
(HTML)
(PDF)
Background and task information about developing network drivers for Mac OS X.
|
Networking |
Guides |
2008-03-11
|
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Network Kernel Extensions (legacy)
(HTML)
(PDF)
Describes how to write a kernel extension for adding or modifying functionality of a networking stack (Mac OS X 10.3 and earlier).
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Networking |
Guides |
2006-10-03
|
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Network Kernel Extensions Programming Guide
(HTML)
(PDF)
Describes how to write a kernel extension for adding or modifying functionality of a networking stack (Mac OS X 10.4 and later).
|
Networking |
Guides |
2009-03-02
|
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NoCopyReceives
(HTML)
(DMG)
(ZIP)
Demonstrates using no-copy receives under Open Transport.
|
Networking |
Sample Code |
2003-01-14
|
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Open Transport STREAMS FAQ
(HTML)
Deprecated - TN1117: Decribes writing STREAMS modules and drivers for use with Open Transport.
|
Networking |
Technical Notes |
1997-12-01
|
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OTScheduleDeferredTask When Task Running
(HTML)
()
NW52: Describes what happens when you use OTScheduleDefferedTask to schedule a task that is running.
|
Networking |
Technical Q&As |
1997-10-13
|
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The "packages" node in the device tree
(HTML)
HW90: Describes the "packages" node in the Open Firmware device tree.
|
Networking |
Technical Q&As |
2006-02-22
|
|
Power Management; Policy Maker vs. Power Controller
(HTML)
()
QA1121: Describes the differences between a Power Management Policy Maker and a Power Management Power Controller.
|
Networking |
Technical Q&As |
2002-02-13
|
|
Registering a Bonjour service multiple times
(HTML)
QA1311: Explains why registering the same Bonjour service twice on the same machine doesn't cause a name conflict.
|
Networking |
Technical Q&As |
2003-10-23
|
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The state of mDNSResponder
(HTML)
QA1339: Explains how to obtain information regarding the internal state of mDNSResponder.
|
Networking |
Technical Q&As |
2006-10-03
|
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T_DATA_REQ vs M_DATA TPI Message Blocks
(HTML)
()
NW42: Explains why OT passes data to a TPI module using M_DATA message blocks instead of M_PROTO+T_DATA_REQ.
|
Networking |
Technical Q&As |
1996-10-25
|
|
TCP/IP Option Sizes
(HTML)
()
NW62: Enumerates the TCP/IP options and their sizes for Open Transport.
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Networking |
Technical Q&As |
1999-04-26
|
|
tcplognke
(HTML)
(DMG)
(ZIP)
Demonstrates a TCP socket filter based on supported Kernel Programming Interfaces for Tiger
|
Networking |
Sample Code |
2006-11-27
|
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Understanding and Debugging Kernel Panics
(HTML)
()
TN2063: Addresses kernel panics: what they are and how to debug the code that caused the panic.
|
Networking |
Technical Notes |
2008-08-14
|
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What are configuration variables in Open Firmware?
(HTML)
()
HW38: Defines the configuration variables in Open Firmware.
|
Networking |
Technical Q&As |
1999-02-15
|
|
What are snag keys in Open Firmware?
(HTML)
()
HW35: Explains Open Firmware snag keys, including examples of their function.
|
Networking |
Technical Q&As |
1999-02-15
|
|
The "/aliases" node in the device tree
(HTML)
HW89: Describes the aliases node in the Open Firmware device tree.
|
Open Firmware |
Technical Q&As |
2000-09-05
|
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The AAPL, slot-name property and PCI
(HTML)
()
HW61: Discusses the use of the AAPL,slot name property for PCI
|
Open Firmware |
Technical Q&As |
1999-04-19
|
|
Are the Name Registry device tree nodes unique?
(HTML)
Deprecated - HW64: Discusses whether Name Registry nodes copied from the Open Firmware device tree are unique.
|
Open Firmware |
Technical Q&As |
1999-10-11
|
|
Can you explain the words "begin" and "again"?
(HTML)
HW70: Explains the Forth looping words "begin" and "again" and how to escape such a loop.
|
Open Firmware |
Technical Q&As |
1999-10-11
|
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Changing the configuration variable in Open Firmware
(HTML)
()
HW40: Tells how to change the configuration variable in Open Firmware.
|
Open Firmware |
Technical Q&As |
1999-02-15
|
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DDR SDRAM ICs for PowerBooks and iBooks that use Memory bus slewing
(HTML)
QA1344: Specifies DDR SDRAM IC optimization for PowerBooks and iBooks that use Memory bus slewing.
|
Open Firmware |
Technical Q&As |
2004-03-18
|
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Determining Open Firmware version
(HTML)
HW100: Demonstrates how to find out the version of Open Firmware on your Macintosh.
|
Open Firmware |
Technical Q&As |
2000-10-06
|
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Difference between an Open Firmware word and method
(HTML)
()
HW46: Describes the differences between an Open Firmware word and an Open Firmware method.
|
Open Firmware |
Technical Q&As |
1999-02-15
|
|
Disabling Processor Cores on a Multi-Core System
(HTML)
()
QA1141: Describes how to disable processor cores on a multi-core system for testing purposes.
|
Open Firmware |
Technical Q&As |
2008-09-16
|
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Fundamentals of Open Firmware, Part III: Understanding PCI Expansion ROM Choices for Mac OS
(HTML)
TN1044: Recommended contents for PCI expansion ROMs, including a table of standard devices, properties and methods.
|
Open Firmware |
Technical Notes |
2001-06-26
|
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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.
|
Open Firmware |
Reference |
2009-03-04
|
|
IODeviceTree and the I/O Registry
(HTML)
()
QA1120: Describes the IODeviceTree plane in the Mac OS X I/O Registry.
|
Open Firmware |
Technical Q&As |
2008-09-18
|
|
Kernel Framework Reference
(HTML)
Describes the APIs and classes (including I/O Kit families) that support kernel-resident device drivers.
|
Open Firmware |
Reference |
2009-01-06
|
|
Locating the 1275-1994 Standard Document
(HTML)
HW85: Alerts that the Open Firmware (IEEE 1275-1994) document can't be found at the IEEE Standards Association site.
|
Open Firmware |
Technical Q&As |
2000-07-17
|
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Running files from a hard drive in Open Firmware
(HTML)
TN2001: Demonstrates editing, saving, and retrieving Open Firmware commands to a file on a Macintosh hard drive.
|
Open Firmware |
Technical Notes |
2000-09-22
|
|
Switching between one and two machine mode for the Open Firmware user interface
(HTML)
()
HW37: Explains how to change from one machine mode to two in the Open Firmware user interface.
|
Open Firmware |
Technical Q&As |
1999-02-15
|
|
Using "words" in Open Firmware
(HTML)
HW73: Explains how to search for specific entries within all the global and local Open Firmware words.
|
Open Firmware |
Technical Q&As |
1999-10-11
|
|
Was that a path I just saw?
(HTML)
HW101: Describes the Open Firmware path that is occasionally shown at boot time.
|
Open Firmware |
Technical Q&As |
2000-10-06
|
|
What are generic names in Open Firmware?
(HTML)
()
HW34: Documents the generic names in Open Firmware.
|
Open Firmware |
Technical Q&As |
1999-02-15
|
|
What is a tokenizer?
(HTML)
()
HW58: Defines a tokenizer.
|
Open Firmware |
Technical Q&As |
1999-03-29
|
|
What is an Open Firmware devalias?
(HTML)
HW99: Describes devaliases in Open Firmware.
|
Open Firmware |
Technical Q&As |
2000-10-06
|
|
What is an Open Firmware phandle, and why can't I access it from the Mac OS?
(HTML)
HW76: Explains an "Open Firmware phandle" and why it is inaccessible from the Mac OS.
|
Open Firmware |
Technical Q&As |
1999-11-15
|
|
What is the return stack in Open Firmware and can I use it?
(HTML)
HW67: Describes the purpose of the Open Firmware return stack and how developers can use it.
|
Open Firmware |
Technical Q&As |
1999-10-11
|
|
The "/aliases" node in the device tree
(HTML)
HW89: Describes the aliases node in the Open Firmware device tree.
|
PCI and PC Card |
Technical Q&As |
2000-09-05
|
|
The AAPL, slot-name property and PCI
(HTML)
()
HW61: Discusses the use of the AAPL,slot name property for PCI
|
PCI and PC Card |
Technical Q&As |
1999-04-19
|
