/* * File      : startup.c * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2006, RT-Thread Develop Team * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://openlab.rt-thread.com/license/LICENSE * * Change Logs: * Date           Author       Notes *                Triseel */#include <rtthread.h>#include <rthw.h>#include <AT9200.h>#include <board.h>#include <serial.h>#ifdef RT_USING_LWIP#include <netif/ethernetif.h>#endifchar _undefined_stack_start[128];char _abort_stack_start[128];char _irq_stack_start[1024];char _fiq_stack_start[1024];char _svc_stack_start[4096] SECTION(".nobbs");extern void rt_hw_interrupt_init(void);extern void rt_hw_board_init(void);extern void rt_serial_init(UARTPort_T *pargUARTPort);extern void rt_system_timer_init(void);extern void rt_system_scheduler_init(void);extern void rt_system_heap_init(void* begin_addr, void* end_addr);extern void rt_thread_idle_init(void);extern void rt_hw_cpu_icache_enable(void);extern void rt_show_version(void);/** * @addtogroup AT9200 *//*@{*/#ifdef __CC_ARMextern unsigned char* __bss_start;extern unsigned char* __bss_end;#elseextern unsigned char __bss_start;extern unsigned char __bss_end;#endifextern void finsh_system_init(void);extern int  rt_application_init(void);/** * This function will startup RT-Thread RTOS. */void rtthread_startup(void){	/* enable cpu cache */	rt_hw_cpu_icache_enable();	rt_hw_cpu_dcache_enable();	/* init hardware interrupt */	rt_hw_interrupt_init();	/* init board timer as OS timer tick*/	rt_hw_board_init();	/* show version info */	rt_show_version();	/* init tick */	rt_system_tick_init();	/* init kernel object */	rt_system_object_init();	/* init timer system */	rt_system_timer_init();	/* init memory system */#ifdef RT_USING_HEAP#ifdef __CC_ARM	rt_system_heap_init((void*)__bss_end, 0x21000000);#else	rt_system_heap_init((void*)&__bss_end, (void*)0x21000000);#endif#endif	/* init scheduler system */	rt_system_scheduler_init();#ifdef RT_USING_HOOK	/* set idle thread hook */	rt_thread_idle_sethook(rt_hw_led_flash);#endif#ifdef RT_USING_DEVICE	/*init device system*/	rt_system_device_init();#ifdef RT_USING_LWIP	eth_system_device_init();	/* register AT91 EMAC device */	at91ether_register("E0");#endif	/*init all registed devices*/	rt_device_init_all();#endif	/* init finsh */#ifdef RT_USING_FINSH	/* init the finsh input */	rt_hw_finsh_init();	/* init finsh */	finsh_system_init();#endif	/* init idle thread */	rt_thread_idle_init();	/* init application */	rt_application_init();	/*only unmask this int currently*/	rt_hw_interrupt_umask(SYS_VEC);	/* start scheduler */	rt_system_scheduler_start();	return ;}/*@}*/