diff -r 578be2adaf3e -r 307f4279f433 Adaptation/GUID-159BDA2E-123C-52DF-9F8B-E058379EBFB8.dita --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Adaptation/GUID-159BDA2E-123C-52DF-9F8B-E058379EBFB8.dita Fri Oct 15 14:32:18 2010 +0100 @@ -0,0 +1,23 @@ + + + + + +Interrupt::SetPriority()The interrupt architecture supports the concept of adjustable +interrupt priorities. +

The Interrupt::SetPriority() function can be +used to implement adjustable interrupt priorities.

+

The function takes the Interrupt ID to identify the interrupt source, and a TInt value specifying the priority value. The meaning of +the priority value is hardware and implementation dependent and is +defined by the port.

+

At its simplest, the function could be used to decide whether interrupts +generate an IRQ or FIQ at the ARM. For hardware that supports interrupt +priority in hardware, priorities can be modified through this function. +If priority adjustment is not supported, or will not be implemented, Interrupt::SetPriority() should just return KErrNotSupported.

+
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