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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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Hardware & Drivers, Kernel |
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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Hardware & Drivers, Kernel |
2008-10-13
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Programmatically causing restart, shutdown and/or logout
(HTML)
()
QA1134: Describes how to programmatically cause restart, shutdown, sleep or logout.
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Hardware & Drivers |
2008-09-24
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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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Hardware & Drivers |
2008-09-24
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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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Hardware & Drivers |
2008-09-18
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Disabling Processor Cores on a Multi-Core System
(HTML)
()
QA1141: Describes how to disable processor cores on a multi-core system for testing purposes.
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Performance |
2008-09-16
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Mac OS X and root access
(HTML)
QA1013: Describes how to enable root access in Mac OS X.
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Hardware & Drivers, Kernel, Security |
2008-09-16
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Is dlopen available on all versions of Mac OS X?
(HTML)
()
QA1180: Describes how to dynamically link to libraries and plug-ins, typically done with dlopen.
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Porting, Runtime Architecture, Tools |
2008-08-19
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Registering and unregistering for sleep and wake notifications
(HTML)
QA1340: Explains how applications can register and unregister for sleep and wake notifications on Mac OS X.
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Hardware & Drivers, Resource Management |
2008-08-08
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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 |
2008-06-03
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Determining console user login status
(HTML)
QA1133: How to determine whether a user is logged in on the console, and be notified of changes.
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Process Management |
2008-04-14
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Bonjour Printer Subtype for HTTP
(HTML)
QA1555: Describes how printer vendors can register their bonjour service such that Safari can see them.
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Networking, Printing |
2008-03-25
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Supported KPIs
(HTML)
QA1575: Describes how to check whether a kernel function is part of a supported KPI.
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Kernel |
2008-03-25
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Suppressing the "unexpectedly quit" alert
(HTML)
QA1288: Describes how to suppress the "unexpectedly quit" alert.
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Security |
2008-03-11
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Customizing Process Stack Size
(HTML)
QA1419: Describes methods for setting the stack size of a process and/or thread.
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Process Management, Resource Management |
2008-02-20
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Kernel's MAC framework
(HTML)
QA1574: Cautions that the kernel's MAC framework is currently not support.
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Kernel |
2008-01-04
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Descriptor Passing Problems
(HTML)
QA1541: Describes how to work around common problems with descriptor passing.
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Kernel, Networking |
2007-10-29
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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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Hardware & Drivers |
2007-02-28
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Developing for VFS
(HTML)
()
QA1242: Describes Apple's position on developing external file systems (VFS plug-ins) for Mac OS X.
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File Management, Kernel |
2006-12-22
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Volumes Not Showing Up On The Desktop
(HTML)
QA1491: Describes how to make a volume from a third party VFS plug-in show up on the desktop.
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File Management, Kernel |
2006-12-20
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Integrating With The Connect to Server Dialog
(HTML)
QA1387: Describes problems integrating a third-party network file system with Finder's Connect to Server dialog.
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File Management, Kernel |
2006-11-16
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Security Framework Error Codes
(HTML)
QA1499: Explains how to interpret errors returned by the Security Framework with an overview of Security error handling.
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Security |
2006-11-16
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The state of mDNSResponder
(HTML)
QA1339: Explains how to obtain information regarding the internal state of mDNSResponder.
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Networking |
2006-10-03
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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 |
2005-07-06
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Mach Absolute Time Units
(HTML)
QA1398: Describes how to convert Mach absolute time units to real time, and vice versa.
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Process Management, Resource Management |
2005-01-06
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Preventing sleep
(HTML)
QA1160: Explains how your application can prevent the system from sleeping.
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Resource Management |
2004-10-22
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Bonjour enforces the TXT record format in Panther
(HTML)
QA1306: Explains how mDNSResponder enforces the proper TXT record format in Panther.
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Networking |
2004-07-14
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Updating the TXT record of a Bonjour service
(HTML)
QA1302: Explains how to update a Bonjour TXT record while running on either Jaguar or Panther.
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Networking |
2004-07-14
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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 |
2004-06-01
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Directories Appear as Volume Aliases
(HTML)
QA1351: Discusses how VFS plug-ins should handle device numbers to ensure compatibility with Carbon applications.
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File Management, Kernel |
2004-05-25
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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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Hardware & Drivers, Kernel |
2004-01-15
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X11 FAQ
(HTML)
()
QA1232: Frequently Asked Questions about using Apple's X Window System (X11) implementation.
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Tools |
2003-11-17
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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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Hardware & Drivers, Kernel |
2003-10-28
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Sleep vs. Doze on Mac OS X
(HTML)
QA1309: Discusses and demonstrates sleep versus doze detection on Machintosh Mac OS X
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Hardware & Drivers |
2003-10-09
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PCI/PCI-X slots on the Power Mac G5
(HTML)
QA1307: Discusses installing PCI/PCI-X cards of different speeds in the Power Mac G5.
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Hardware & Drivers |
2003-09-30
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Can't attach during two-machine debugging with GDB
(HTML)
()
Deprecated - QA1019: Describes a workaround for a problem attaching during two-machine debugging on Mac OS X 10.0.x.
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Hardware & Drivers, Kernel |
2003-06-02
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Text Encodings in VFS
(HTML)
()
QA1173: How to handle text encodings correctly when writing a file system (VFS) plug-in for Mac OS X.
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File Management |
2003-02-10
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File Manager Text Encoding Hints
(HTML)
()
QA1223: How to use Text Encoding Hints.
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File Management |
2003-01-20
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Signals and Threads
(HTML)
()
QA1184: Describes how threads and signals interact.
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Performance, Tools |
2002-08-27
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Getting List of All Processes on Mac OS X
(HTML)
()
QA1123: Describes how, using Carbon and BSD respectively, to list all applications and processes.
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Kernel, Porting |
2002-03-05
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The "/.vol" directory and "volfs"
(HTML)
()
QA1113: Describes how the Carbon File Manager interacts with BSD via "volfs" and the "/.vol" directory.
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File Management |
2002-02-14
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IOLog and Interrupt Context
(HTML)
()
QA1100: Describes when IOKit runs at primary (hardware) interrupt context.
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Hardware & Drivers, Kernel |
2002-02-13
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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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Hardware & Drivers |
2002-02-13
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Working with Configuration Variables
(HTML)
()
QA1119: Explains how to delete a specific Open Firmware configuration variable without using Command-Option-P-R.
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Hardware & Drivers |
2002-02-13
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Making sense of IOKit error codes
(HTML)
()
QA1075: Explains how to interpret I/O Kit error codes.
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Hardware & Drivers, Kernel |
2002-02-07
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Static linking of user binaries on Mac OS X
(HTML)
()
QA1118: Explains why static linking of user binaries is not supported on Mac OS X, and possible workarounds.
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Porting, Runtime Architecture |
2002-02-07
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Energy Star PCI Device
(HTML)
()
QA1108: Provides useful information for developers of Energy Star-compliant PCI devices.
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Kernel |
2002-01-15
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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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Hardware & Drivers, Kernel, Networking, Tools |
2002-01-15
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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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Hardware & Drivers |
2001-12-05
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Setting environment variables for user processes
(HTML)
QA1067: Tells how to set environment variables for user processes.
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Porting, Tools |
2001-10-25
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Avoiding Kernel Event Conflicts
(HTML)
QA1063: Documents the namespace for the vendor_code field of the kern_event_msg structure.
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Kernel |
2001-09-14
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Open Firmware Memory bus speed
(HTML)
HW97: Describes a method to display memory bus speed for G3 or G4 Macintosh in Open Firmware.
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Hardware & Drivers |
2000-09-22
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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 |
2000-09-05
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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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Hardware & Drivers |
1999-10-11
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