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Detecting specific ROM-in-RAM Mac
(HTML)
( )
Deprecated - HW49: Identifying a Mac by name ("iMac"), and better alternatives for determining specific features ("has Firewire").
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Technical Q&As |
1999-10-05
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Which Machines Support Driver Services Library and the MP Nanokernel?
(HTML)
()
HW63: Lists the systems that do and don't support the Driver Services Library and the MP Nanokernel.
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Technical Q&As |
1999-07-12
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The AAPL, slot-name property and PCI
(HTML)
()
HW61: Discusses the use of the AAPL,slot name property for PCI
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Technical Q&As |
1999-04-19
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Determining Open Firmware configuration variables
(HTML)
()
HW56: Discusses how to determine the Open Firmware variables on a system.
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Technical Q&As |
1999-03-29
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Determining the version of Open Firmware on your Mac
(HTML)
()
HW60: Describes a method to display the version of Open Firmware on a Macintosh.
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Technical Q&As |
1999-03-29
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dl command in 1 machine mode
(HTML)
()
HW51: Describes using the "dl" command in 1 machine mode.
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Technical Q&As |
1999-03-29
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Expansion ROM device properties
(HTML)
()
HW50: Describes the Open Firmware properties that should be included in a boot device's expansion ROM.
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Technical Q&As |
1999-03-29
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Stopping Forth command scrolls
(HTML)
()
HW57: Describes how to limit Forth commands from scrolling off the screen.
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Technical Q&As |
1999-03-29
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Why did the name of the PCI bridge change?
(HTML)
()
HW59: Explains the name change of the PCI bridge to the generic name "pci" in Open Firmware.
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Technical Q&As |
1999-03-29
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Are interrupts enabled while Open Firmware is running?
(HTML)
()
HW44: Explains that interrupts are disabled when Open Firmware is running.
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Technical Q&As |
1999-02-15
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Booting after invoking the Open Firmware user interface
(HTML)
()
HW48: Tells how to boot a system after entering the Open Firmware user interface.
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Technical Q&As |
1999-02-15
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Difference between using Restart or Shut Down in the Finder's Special menu in Open Firmware
(HTML)
()
HW47: Explains the differences between using Restart or Shut Down on Open Firmware
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Technical Q&As |
1999-02-15
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Do PowerBooks have a PCI bus?
(HTML)
()
HW43: Explains that a Powerbook has a PCI bus.
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Technical Q&As |
1999-02-15
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How does Open Firmware generate the name property?
(HTML)
()
HW39: Describes the Open Firmware name property generation process.
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Technical Q&As |
1999-02-15
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Invoking the Open Firmware user interface
(HTML)
()
HW45: Describes how to invoke the Open Firmware user interface on startup.
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Technical Q&As |
1999-02-15
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PCI bus on the iMac
(HTML)
()
HW42: Explains that the iMac has a PCI bus even though it has no expansion slots.
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Technical Q&As |
1999-02-15
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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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What are snag keys in Open Firmware?
(HTML)
()
HW35: Explains Open Firmware snag keys, including examples of their function.
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Technical Q&As |
1999-02-15
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What is meant by 1 machine mode vs. 2 machine mode with respect to Open Firmware?
(HTML)
()
HW36: Documents 1 machine mode vs. 2 machine mode in Open Firmware.
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Technical Q&As |
1999-02-15
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PrepareMemoryForIO in the NewWorld
(HTML)
DV33: Explains the correct use of PrepareMemoryForIO on DMA buffers when writing a device driver for DMA software.
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Technical Q&As |
1998-12-07
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High-Speed SDRAM Design Considerations
(HTML)
()
TN1138: Illustrates certain issues with the design of high-speed SDRAM DIMM modules.
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Technical Notes |
1998-08-01
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OTScheduleDeferredTask When Task Running
(HTML)
()
NW52: Describes what happens when you use OTScheduleDefferedTask to schedule a task that is running.
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Technical Q&As |
1997-10-13
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Detecting a CD-ROM
(HTML)
()
DV18: Demonstrates CD-ROM drive detection.
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Technical Q&As |
1997-01-31
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Fundamentals of Open Firmware, Part II: The Device Tree
(HTML)
TN1062: Describes the Open Firmware device tree.
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Technical Notes |
1996-09-01
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DR Emulator Caches
(HTML)
()
Deprecated - HW28: Describes the Dynamic Recompiling emulator's cache, including a description of when to flush the cache.
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Technical Q&As |
1996-04-08
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PCI Type 1 Cycles
(HTML)
HW26: Describes the circumstances when the PowerMac generates a Configuration Type 1 command.
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Technical Q&As |
1995-07-15
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ANSI SCSI Standards
(HTML)
Deprecated - DV03: Describes past Macintosh systems that did not fully support the ANSI SCSI-1 standard.
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Technical Q&As |
1995-07-01
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All Hardware Products
(HTML)
A list of links to all Apple hardware developer notes.
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Guides |
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