2 files changed, 5 insertions, 0 deletions
diff --git a/src/library/grapes/syscall.c b/src/library/grapes/syscall.c
index a00d9e8..38adc01 100644
--- a/src/library/grapes/syscall.c
+++ b/src/library/grapes/syscall.c
@@ -29,3 +29,7 @@ void printk(char* str) {
 void thread_new(void (*entry)(void*), void *data) {
 	call(5, (unsigned)entry, (unsigned)data, 0, 0, 0);
 }
+
+void irq_wait(int number) {
+	call(6, number, 0, 0, 0, 0);
+}
diff --git a/src/library/grapes/syscall.h b/src/library/grapes/syscall.h
index e385761..d2f80e5 100644
--- a/src/library/grapes/syscall.h
+++ b/src/library/grapes/syscall.h
@@ -7,5 +7,6 @@ void thread_sleep(int time);
 void process_exit(int retval);
 void printk(char* str);
 void thread_new(void (*entry)(void*), void *data);
+void irq_wait(int number);
 
 #endif