/* * File : startup.c * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2009 - 2011, RT-Thread Development Team * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.rt-thread.org/license/LICENSE * * Change Logs: * Date Author Notes * 2011-05-23 aozima first implementation for PIC32. */ // Adds support for PIC32 Peripheral library functions and macros #include #include extern int _ramfunc_end; #define PIC32_SRAM_END (0xA0000000+0x8000) //795F512L 512KB #ifdef RT_USING_FINSH extern void finsh_system_init(void); extern void finsh_set_device(const char* device); #endif /** * This function will startup RT-Thread RTOS. */ void rtthread_startup(void) { /* init board */ rt_hw_board_init(); /* show version */ rt_show_version(); /* init tick */ rt_system_tick_init(); /* init kernel object */ rt_system_object_init(); /* init timer system */ rt_system_timer_init(); #ifdef RT_USING_HEAP /* init memory system */ rt_system_heap_init((void*)&_ramfunc_end, (void*)PIC32_SRAM_END); #endif /* init scheduler system */ rt_system_scheduler_init(); //#ifdef RT_USING_DEVICE // /* register uart0 */ // rt_hw_serial_register(&uart0_device, "uart0", // RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM, // &uart0); // // /* register uart2, used for RTI debug */ // rt_hw_serial_register(&uart2_device, "uart2", // RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM, // &uart2); // //#ifdef RT_USING_DFS //#ifdef RT_USING_DFS_UFFS // rt_hw_nand_init(); //#endif //#endif // // /*init all registed devices */ // rt_device_init_all(); //#endif /* init application */ rt_application_init(); #ifdef RT_USING_FINSH /* init finsh */ finsh_system_init(); #ifdef RT_USING_DEVICE finsh_set_device("uart1"); #endif #endif /* init timer thread */ rt_system_timer_thread_init(); /* init idle thread */ rt_thread_idle_init(); /* start scheduler */ rt_system_scheduler_start(); /* never reach here */ return ; } int main(void) { /* disable interrupt first */ rt_hw_interrupt_disable(); /* startup RT-Thread RTOS */ rtthread_startup(); return 0; }