/* * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Email: opensource_embedded@phytium.com.cn * * Change Logs: * Date Author Notes * 2022-10-26 huanghe first commit * */ #include #include #include #define ASSERT_STATIC(expression) \ extern int assert_static[(expression) ? 1 : -1] /* check if SMP related setting ok */ #ifndef RT_USING_SMP ASSERT_STATIC(RT_CPUS_NR == 1U); /* please set RT_CPUS_NR = 1 when SMP off */ #else #if defined(TARGET_E2000D) ASSERT_STATIC(RT_CPUS_NR <= 2U); /* use 2 cores at most */ #elif defined(TARGET_E2000Q) || defined(TARGET_PHYTIUMPI) ASSERT_STATIC(RT_CPUS_NR <= 4U); /* use 4 cores at most */ #endif #endif #ifdef RT_USING_SMP struct rt_thread test_core[RT_CPUS_NR]; static char *core_thread_name[8] = { "core0_test", "core1_test", "core2_test", "core3_test", "core4_test", "core5_test", "core6_test", "core7_test" }; static rt_uint8_t core_stack[RT_CPUS_NR][4096]; static void demo_core_thread(void *parameter) { rt_base_t level; while (1) { /* code */ level = rt_cpus_lock(); rt_kprintf("Hi, core%d \r\n", rt_hw_cpu_id()); rt_cpus_unlock(level); rt_thread_mdelay(200000); } } void demo_core(void) { rt_ubase_t i; rt_ubase_t cpu_id = 0; for (i = 0; i < RT_CPUS_NR; i++) { cpu_id = i; rt_thread_init(&test_core[i], core_thread_name[i], demo_core_thread, RT_NULL, &core_stack[i], 4096, 20, 32); rt_thread_control(&test_core[i], RT_THREAD_CTRL_BIND_CPU, (void *)cpu_id); rt_thread_startup(&test_core[i]); } } #endif int main(void) { #ifdef RT_USING_SMP demo_core(); #endif return RT_EOK; }