blob: 3f28cb97aa902041726d3eab8eabb5315f908cfd (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
/*
* ===========================================================================================
*
* Filename: hal_atomic.c
*
* Description: atomic impl. for hal layer.
*
* Version: Melis3.0
* Create: 2019-11-26 15:16:41
* Revision: none
* Compiler: GCC:version 7.2.1 20170904 (release),ARM/embedded-7-branch revision 255204
*
* Author: [email protected]
* Organization: BU1-PSW
* Last Modified: 2020-04-02 17:10:48
*
* ===========================================================================================
*/
#include <hal_atomic.h>
#include <rthw.h>
#include <rtthread.h>
/* TODO: handle lock */
void hal_spin_lock(hal_spinlock_t *lock)
{
rt_enter_critical();
return;
}
/* TODO: handle lock */
void hal_spin_unlock(hal_spinlock_t *lock)
{
rt_exit_critical();
return;
}
/* TODO: handle lock */
uint32_t hal_spin_lock_irqsave(hal_spinlock_t *lock)
{
uint32_t ret;
// CPSR_ALLOC();
// MELIS_CPU_CRITICAL_ENTER();
rt_enter_critical();
ret = rt_hw_interrupt_disable();
return ret;
}
/* TODO: handle lock */
void hal_spin_unlock_irqrestore(hal_spinlock_t *lock, uint32_t __cpsr)
{
rt_hw_interrupt_enable(__cpsr);
rt_exit_critical();
// MELIS_CPU_CRITICAL_LEAVE();
}
|
