94 lines
2.4 KiB
C
94 lines
2.4 KiB
C
/**************************************************************************//**
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*
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* @copyright (C) 2019 Nuvoton Technology Corp. All rights reserved.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2022-10-5 Wayne First version
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*
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******************************************************************************/
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#include <rtthread.h>
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#if defined(BSP_USING_HWSEM)
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#include "drv_common.h"
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#include "drv_hwsem.h"
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#define DEF_COUNTER_ADDR_RTP (3*1024*1024)
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#define DEF_COUNTER_ADDR_A35 ((0x80000000+DEF_COUNTER_ADDR_RTP)|UNCACHEABLE)
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#if defined(USE_MA35D1_SUBM)
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#define DEF_COUNTER_ADDR DEF_COUNTER_ADDR_RTP
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#else
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#define DEF_COUNTER_ADDR DEF_COUNTER_ADDR_A35
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#endif
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static void hwsem_counter_go(void *parameter)
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{
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rt_err_t ret;
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rt_device_t psNuHwSem = (rt_device_t)parameter;
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uint32_t *pu32Counter = (uint32_t *)DEF_COUNTER_ADDR;
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nu_mutex_t psNuMutex = nu_mutex_init(psNuHwSem, evHWSEM0);
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if (psNuMutex == RT_NULL)
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return;
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*pu32Counter = 0;
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while (1)
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{
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ret = nu_mutex_take(psNuMutex, RT_WAITING_FOREVER);
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if (ret != RT_EOK)
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continue;
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if (*pu32Counter >= 10)
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{
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nu_mutex_release(psNuMutex);
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break;
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}
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else
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*pu32Counter = *pu32Counter + 1;
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#ifdef RT_USING_SMP
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rt_kprintf("[%08x@CPU-%d] ->Inc %d@%08x\n", rt_thread_self(), rt_hw_cpu_id(), *pu32Counter, DEF_COUNTER_ADDR);
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#else
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rt_kprintf("[%08x]-> Inc %d@%08x\n", rt_thread_self(), *pu32Counter, DEF_COUNTER_ADDR);
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#endif /* RT_USING_SMP */
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nu_mutex_release(psNuMutex);
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/* Relax, fair to get the mutex. */
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rt_thread_mdelay(500);
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}
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nu_mutex_deinit(psNuHwSem, evHWSEM0);
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}
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static int hwsem_counter_app(void)
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{
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rt_err_t result = 0;
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rt_thread_t thread;
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rt_device_t psNuHwSem = rt_device_find("hwsem0");
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if (psNuHwSem == RT_NULL)
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return -1;
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thread = rt_thread_create("hwsa35", hwsem_counter_go, (void *)psNuHwSem, 2048, 25, 20);
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if (thread != RT_NULL)
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{
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#ifdef RT_USING_SMP
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rt_thread_control(thread, RT_THREAD_CTRL_BIND_CPU, (void *)0);
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#endif
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result = rt_thread_startup(thread);
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RT_ASSERT(result == RT_EOK);
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}
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return 0;
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}
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INIT_APP_EXPORT(hwsem_counter_app);
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MSH_CMD_EXPORT(hwsem_counter_app, demo hwsem);
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#endif /* #if defined(BSP_USING_HWSEM)*/
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