Specifications

alt_irq_enable()
Prototype
int alt_irq_enable (alt_u32 id)
Commonly Called By
C/C++ programs
Device drivers
Thread-safe
Yes.
Available from ISR
No.
Include
<priv/alt_legacy_irq.h>
Description
The alt_irq_enable() function enables a single interrupt.
This function is part of the legacy HAL interrupt API, which is deprecated. Altera recommends using the
enhanced HAL interrupt API.
Return
The return value is zero.
Related Information
• alt_ic_irq_enable() on page 14-34
• alt_ic_irq_enabled() on page 14-31
• alt_ic_isr_register() on page 14-32
• alt_irq_cpu_enable_interrupts () on page 14-37
• alt_irq_disable() on page 14-36
• alt_irq_disable_all() on page 14-38
• alt_irq_enable_all() on page 14-39
• alt_irq_enabled() on page 14-40
• alt_irq_init() on page 14-41
• alt_irq_pending () on page 14-42
• alt_irq_register() on page 14-43
alt_irq_enable_all()
Prototype
void alt_irq_enable_all (alt_irq_context context)
NII5V2
2015.05.14
alt_irq_enable()
14-39
HAL API Reference
Altera Corporation
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