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
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
/**************************************************************************//**
*
* @copyright (C) 2019 Nuvoton Technology Corp. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-10-5 Wayne First version
*
******************************************************************************/
#include <rtthread.h>
#if defined(BSP_USING_HWSEM)
#include "drv_common.h"
#include "drv_hwsem.h"
#define DEF_COUNTER_ADDR_RTP (3*1024*1024)
#define DEF_COUNTER_ADDR_A35 ((0x80000000+DEF_COUNTER_ADDR_RTP)|UNCACHEABLE)
#if defined(USE_MA35D1_SUBM)
#define DEF_COUNTER_ADDR DEF_COUNTER_ADDR_RTP
#else
#define DEF_COUNTER_ADDR DEF_COUNTER_ADDR_A35
#endif
static void hwsem_counter_go(void *parameter)
{
rt_err_t ret;
rt_device_t psNuHwSem = (rt_device_t)parameter;
uint32_t *pu32Counter = (uint32_t *)DEF_COUNTER_ADDR;
nu_mutex_t psNuMutex = nu_mutex_init(psNuHwSem, evHWSEM0);
if (psNuMutex == RT_NULL)
return;
*pu32Counter = 0;
while (1)
{
ret = nu_mutex_take(psNuMutex, RT_WAITING_FOREVER);
if (ret != RT_EOK)
continue;
if (*pu32Counter >= 10)
{
nu_mutex_release(psNuMutex);
break;
}
else
*pu32Counter = *pu32Counter + 1;
#ifdef RT_USING_SMP
rt_kprintf("[%08x@CPU-%d] ->Inc %d@%08x\n", rt_thread_self(), rt_hw_cpu_id(), *pu32Counter, DEF_COUNTER_ADDR);
#else
rt_kprintf("[%08x]-> Inc %d@%08x\n", rt_thread_self(), *pu32Counter, DEF_COUNTER_ADDR);
#endif /* RT_USING_SMP */
nu_mutex_release(psNuMutex);
/* Relax, fair to get the mutex. */
rt_thread_mdelay(500);
}
nu_mutex_deinit(psNuHwSem, evHWSEM0);
}
static int hwsem_counter_app(void)
{
rt_err_t result = 0;
rt_thread_t thread;
rt_device_t psNuHwSem = rt_device_find("hwsem0");
if (psNuHwSem == RT_NULL)
return -1;
thread = rt_thread_create("hwsa35", hwsem_counter_go, (void *)psNuHwSem, 2048, 25, 20);
if (thread != RT_NULL)
{
#ifdef RT_USING_SMP
rt_thread_control(thread, RT_THREAD_CTRL_BIND_CPU, (void *)0);
#endif
result = rt_thread_startup(thread);
RT_ASSERT(result == RT_EOK);
}
return 0;
}
INIT_APP_EXPORT(hwsem_counter_app);
MSH_CMD_EXPORT(hwsem_counter_app, demo hwsem);
#endif /* #if defined(BSP_USING_HWSEM)*/
|
