blob: a386d18520875de30720826122a492e5749bd466 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
/*
* File : board.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2009 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://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
*
*/
#include <rthw.h>
#include <rtthread.h>
#include "board.h"
#include "drv_uart.h"
#include "clock_config.h"
/**
* @addtogroup K64
*/
/*@{*/
/*******************************************************************************
* Function Name : NVIC_Configuration
* Description : Configures Vector Table base location.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void NVIC_Configuration(void)
{
}
/*******************************************************************************
* Function Name : SysTick_Configuration
* Description : Configures the SysTick for OS tick.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void SysTick_Configuration(void)
{
SystemCoreClockUpdate(); /* Update Core Clock Frequency */
SysTick_Config(SystemCoreClock/RT_TICK_PER_SECOND); /* Generate interrupt each 1 ms */
}
/**
* This is the timer interrupt service routine.
*
*/
void SysTick_Handler(void)
{
/* enter interrupt */
rt_interrupt_enter();
rt_tick_increase();
/* leave interrupt */
rt_interrupt_leave();
}
/**
* This function will initial Tower board.
*/
void rt_hw_board_init()
{
/* NVIC Configuration */
NVIC_Configuration();
BOARD_BootClockRUN();
/* Configure the SysTick */
SysTick_Configuration();
rt_hw_uart_init();
#ifdef RT_USING_CONSOLE
rt_console_set_device(CONSOLE_DEVICE);
#endif
}
/*@}*/
|
