1 /*
2 * Copyright (c) 2006-2021, RT-Thread Development Team
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 *
6 * Change Logs:
7 * Date Author Notes
8 * 2009-01-05 Bernard first implementation
9 */
10 #include <rthw.h>
11 #include <rtthread.h>
12
13 #include <stdlib.h>
14 #include <unistd.h>
15
16 #include "board.h"
17 #include "uart_console.h"
18
19 /**
20 * @addtogroup simulator on win32
21 */
22
rt_hw_sram_init(void)23 rt_uint8_t *rt_hw_sram_init(void)
24 {
25 rt_uint8_t *heap;
26 heap = (rt_uint8_t *)malloc(RT_HEAP_SIZE);
27 if (heap == RT_NULL)
28 {
29 rt_kprintf("there is no memory in pc.");
30 #ifdef _WIN32
31 _exit(1);
32 #else
33 exit(1);
34 #endif
35 }
36 #ifdef RT_USING_HEAP
37 /* init memory system */
38 rt_system_heap_init((void*)heap, (void*)&heap[RT_HEAP_SIZE - 1]);
39 #endif
40 return heap;
41 }
42
43 #ifdef _WIN32
44 #include <windows.h>
45 #endif
46
rt_hw_win32_low_cpu(void)47 void rt_hw_win32_low_cpu(void)
48 {
49 #ifdef _WIN32
50 /* in windows */
51 Sleep(1000);
52 #else
53 /* in linux */
54 sleep(1);
55 #endif
56 }
57
58 #ifdef _MSC_VER
59 #ifndef _CRT_TERMINATE_DEFINED
60 #define _CRT_TERMINATE_DEFINED
61 _CRTIMP __declspec(noreturn) void __cdecl exit(__in int _Code);
62 _CRTIMP __declspec(noreturn) void __cdecl _exit(__in int _Code);
63 _CRTIMP void __cdecl abort(void);
64 #endif
65 #endif
66
rt_hw_exit(void)67 void rt_hw_exit(void)
68 {
69 rt_kprintf("RT-Thread, bye\n");
70 #if !defined(_WIN32) && defined(__GNUC__)
71 /* *
72 * getchar reads key from buffer, while finsh need an non-buffer getchar
73 * in windows, getch is such an function, in linux, we had to change
74 * the behaviour of terminal to get an non-buffer getchar.
75 * in usart_sim.c, set_stty is called to do this work
76 * */
77 {
78 extern void restore_stty(void);
79 restore_stty();
80 }
81 #endif
82 exit(0);
83 }
84
85 #if defined(RT_USING_FINSH)
86 #include <finsh.h>
87 FINSH_FUNCTION_EXPORT_ALIAS(rt_hw_exit, exit, exit rt - thread);
88 MSH_CMD_EXPORT_ALIAS(rt_hw_exit, quit, exit rt-thread);
89 #endif /* RT_USING_FINSH */
90
91 /**
92 * This function will initial win32
93 */
rt_hw_board_init(void)94 int rt_hw_board_init(void)
95 {
96 /* init system memory */
97 rt_hw_sram_init();
98
99 uart_console_init();
100
101 #ifdef _WIN32
102 rt_thread_idle_sethook(rt_hw_win32_low_cpu);
103 #endif
104
105 #if defined(RT_USING_CONSOLE) && defined(RT_USING_DEVICE)
106 rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
107 #endif
108 /* init board */
109 #ifdef RT_USING_COMPONENTS_INIT
110 rt_components_board_init();
111 #endif
112 return 0;
113 }
114
115 /*@}*/
116