diff options
Diffstat (limited to 'cpu/at32ap/interrupts.c')
| -rw-r--r-- | cpu/at32ap/interrupts.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/cpu/at32ap/interrupts.c b/cpu/at32ap/interrupts.c index 85420a4..c9e0499 100644 --- a/cpu/at32ap/interrupts.c +++ b/cpu/at32ap/interrupts.c @@ -115,9 +115,12 @@ void udelay(unsigned long usec) static int set_interrupt_handler(unsigned int nr, void (*handler)(void), unsigned int priority) { + extern void _evba(void); unsigned long intpr; unsigned long handler_addr = (unsigned long)handler; + handler_addr -= (unsigned long)&_evba; + if ((handler_addr & HANDLER_MASK) != handler_addr || (priority & INTLEV_MASK) != priority) return -EINVAL; |