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RTEMS 4.6.2 On-Line Library


Interrupt Manager INTERRUPT_DISABLE - Disable Interrupts

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6.4.2: INTERRUPT_DISABLE - Disable Interrupts

CALLING SEQUENCE:

function Interrupt_Disable
return RTEMS.ISR_Level;

DIRECTIVE STATUS CODES:

NONE

DESCRIPTION:

This directive disables all maskable interrupts and returns the previous level. A later invocation of the rtems.interrupt_enable directive should be used to restore the interrupt level.

NOTES:

This directive will not cause the calling task to be preempted.


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