84 lines
2.2 KiB
C
84 lines
2.2 KiB
C
/*
|
|
* File : board.c
|
|
* This file is part of RT-Thread RTOS
|
|
* COPYRIGHT (C) 2008 - 2012, 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
|
|
* 2015-11-19 Urey the first version
|
|
*/
|
|
|
|
#include <rthw.h>
|
|
#include <rtthread.h>
|
|
#include <string.h>
|
|
|
|
#include "board.h"
|
|
#include "drv_clock.h"
|
|
#include "drv_uart.h"
|
|
#include "drv_ost.h"
|
|
|
|
extern void rt_hw_cache_init(void);
|
|
|
|
extern unsigned char _iramcopy;
|
|
extern unsigned char _iramstart;
|
|
extern unsigned char _iramend;
|
|
|
|
#ifdef RT_USING_CPLUSPLUS
|
|
int cplusplus_system_init(void)
|
|
{
|
|
typedef void (*pfunc) ();
|
|
extern pfunc __ctors_start__[];
|
|
extern pfunc __ctors_end__[];
|
|
pfunc *p;
|
|
for (p = __ctors_end__ - 2; p > __ctors_start__; )
|
|
{
|
|
(*p)();
|
|
p--;
|
|
}
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
void rt_hw_board_init(void)
|
|
{
|
|
memcpy((void*)&_iramstart, (void*)&_iramcopy, (rt_uint32_t)&_iramend - (rt_uint32_t)&_iramstart);
|
|
memset((void*)&__bss_start, 0x0, (rt_uint32_t)&__bss_end - (rt_uint32_t)&__bss_start);
|
|
|
|
rt_hw_cache_init();
|
|
rt_hw_exception_init();
|
|
|
|
/* init hardware interrupt */
|
|
rt_hw_interrupt_init();
|
|
rt_hw_uart_init();
|
|
|
|
#ifdef RT_USING_CONSOLE
|
|
/* set console device */
|
|
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
|
|
#endif /* RT_USING_CONSOLE */
|
|
|
|
#ifdef RT_USING_HEAP
|
|
/* init memory system */
|
|
rt_system_heap_init(RT_HW_HEAP_BEGIN, RT_HW_HEAP_END);
|
|
#endif
|
|
|
|
#ifdef RT_USING_COMPONENTS_INIT
|
|
rt_components_board_init();
|
|
#endif
|
|
|
|
rt_hw_ost_init();
|
|
}
|