1 /*
2  * Copyright (C) 2015-2020 Alibaba Group Holding Limited
3  */
4 
5 #include <stdio.h>
6 
7 
hal_cmu_get_crystal_freq()8 int hal_cmu_get_crystal_freq()
9 {
10     return 260000;
11 }
12 
hal_fast_sys_timer_get()13 int hal_fast_sys_timer_get()
14 {
15     return 10000;
16 }
17 
cpu_intrpt_save(void)18 size_t cpu_intrpt_save(void)
19 {
20 
21 }
cpu_intrpt_restore(size_t cpsr)22 void cpu_intrpt_restore(size_t cpsr)
23 {
24 
25 }