/* * File : startup.c * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2006 - 2013, RT-Thread Development Team * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * Change Logs: * Date Author Notes * 2013-7-14 Peng Fan Modified from mini4020 */ #include #include #include #include #ifdef RT_USING_FINSH #include #endif #ifdef RT_USING_LWIP #include #include #endif #include rt_uint8_t _irq_stack_start[1024]; rt_uint8_t _fiq_stack_start[1024]; rt_uint8_t _undefined_stack_start[512]; rt_uint8_t _abort_stack_start[512]; rt_uint8_t _priv_stack_start[4096]; RT_SECTION(".nobss"); extern unsigned char __bss_start; extern unsigned char __bss_end; extern void rt_hw_board_init(void); extern void rt_application_init(void); extern int finsh_system_init(void); extern void sd_init(void); void rtthread_startup() { /* init hardware interrupt */ rt_hw_interrupt_init(); /* init board */ rt_hw_board_init(); /* show version */ rt_show_version(); /* init timer system */ rt_system_timer_init(); /* init heap memory system */ rt_system_heap_init(&__bss_end, (void*)0x45000000); /* init scheduler system */ rt_system_scheduler_init(); /* init application */ rt_application_init(); #ifdef RT_USING_FINSH /* init finsh */ finsh_system_init(); #ifdef RT_USING_DEVICE finsh_set_device("uart0"); #endif #endif rt_system_timer_thread_init(); /* init idle thread */ rt_thread_idle_init(); /* start scheduler */ rt_system_scheduler_start(); /* never reach here */ return ; }