Legacy Document

Important: The information in this document is obsolete and should not be used for new development.

Chapter 3 - Virtual Memory Manager / Virtual Memory Manager Reference

Routines / Virtual Memory Debugger Support Routines

DebuggerPoll
To poll for keyboard input, use the DebuggerPoll procedure.
PROCEDURE DebuggerPoll;
DESCRIPTION
Call the DebuggerPoll procedure, which you can use even if interrupts are disabled, to poll for keyboard input.

ASSEMBLY-LANGUAGE INFORMATION
The trap macro and routine selector for the DebuggerPoll procedure are
Trap macro Selector
_DebugUtil $0003

The registers on entry and exit for this routine are
Registers on entry
D0 Selector code

Registers on exit
D0 Result code

Trap macro	Selector
_DebugUtil	$0003

Registers on entry
D0	Selector code

Registers on exit
D0	Result code

Shop the Apple Online Store (1-800-MY-APPLE), visit an Apple Retail Store, or find a reseller.

Mailing Lists
RSS Feeds