diff options
Diffstat (limited to 'core/nds32/task.c')
| -rw-r--r-- | core/nds32/task.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/core/nds32/task.c b/core/nds32/task.c index 9969db34bc..edacb7975e 100644 --- a/core/nds32/task.c +++ b/core/nds32/task.c @@ -224,6 +224,16 @@ void __ram_code interrupt_enable(void) asm volatile ("mtsr %0, $INT_MASK" : : "r"(val)); } +inline int is_interrupt_enabled(void) +{ + uint32_t val = 0; + + asm volatile ("mfsr %0, $INT_MASK" : "=r"(val)); + + /* Interrupts are enabled if any of HW2 ~ HW15 is enabled */ + return !!(val & 0xFFFC); +} + inline int in_interrupt_context(void) { /* check INTL (Interrupt Stack Level) bits */ |