104 lines
1.9 KiB
C
104 lines
1.9 KiB
C
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/*
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* File : startup.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006, RT-Thread Develop Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2010-06-25 Bernard first version
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*/
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#include <rthw.h>
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#include <rtthread.h>
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#include <cache.h>
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#include "board.h"
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/**
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* @addtogroup Loongson SoC3210
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*/
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/*@{*/
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extern unsigned char __bss_start;
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extern unsigned char __bss_end;
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extern int rt_application_init(void);
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void dump_mem(const unsigned char* addr)
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{
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int size;
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rt_kprintf("---- memory: 0x%08x ----\n", addr);
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for (size = 0; size < 32 * 4; size ++)
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{
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rt_kprintf("%02x ", (*addr) & 0xff);
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addr ++;
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if ((size + 1) % 16 == 0)
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rt_kprintf("\n");
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}
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rt_kprintf("\n");
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}
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/**
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* This function will startup RT-Thread RTOS.
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*/
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void rtthread_startup(void)
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{
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/* init cache */
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rt_hw_cache_init();
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/* init hardware interrupt */
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rt_hw_interrupt_init();
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/*
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dump_mem((rt_uint8_t*)0x80000000);
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dump_mem((rt_uint8_t*)0x80000100);
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dump_mem((rt_uint8_t*)0x80000180);
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dump_mem((rt_uint8_t*)0x80000200);
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*/
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/* init board */
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rt_hw_board_init();
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rt_show_version();
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/* init tick */
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rt_system_tick_init();
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/* init timer system */
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rt_system_timer_init();
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#ifdef RT_USING_HEAP
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rt_system_heap_init((void*)&__bss_end, (void*)RT_HW_HEAP_END);
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#endif
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/* init scheduler system */
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rt_system_scheduler_init();
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#ifdef RT_USING_DEVICE
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/* init all device */
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rt_device_init_all();
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#endif
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/* init application */
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rt_application_init();
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#ifdef RT_USING_FINSH
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/* init finsh */
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finsh_system_init();
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finsh_set_device(FINSH_DEVICE_NAME);
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#endif
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/* init idle thread */
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rt_thread_idle_init();
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/* start scheduler */
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rt_system_scheduler_start();
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/* never reach here */
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return ;
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}
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/*@}*/
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