/* * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2009-01-05 Bernard first implementation */ #include <rthw.h> #include <rtthread.h> #include <stdlib.h> #include <unistd.h> #include "board.h" #include "uart_console.h" /** * @addtogroup simulator on win32 */ rt_uint8_t *rt_hw_sram_init(void) { rt_uint8_t *heap; heap = malloc(RT_HEAP_SIZE); if (heap == RT_NULL) { rt_kprintf("there is no memory in pc."); #ifdef _WIN32 _exit(1); #else exit(1); #endif } #ifdef RT_USING_HEAP /* init memory system */ rt_system_heap_init((void*)heap, (void*)&heap[RT_HEAP_SIZE - 1]); #endif return heap; } #ifdef _WIN32 #include <windows.h> #endif void rt_hw_win32_low_cpu(void) { #ifdef _WIN32 /* in windows */ Sleep(1000); #else /* in linux */ sleep(1); #endif } #ifdef _MSC_VER #ifndef _CRT_TERMINATE_DEFINED #define _CRT_TERMINATE_DEFINED _CRTIMP __declspec(noreturn) void __cdecl exit(__in int _Code); _CRTIMP __declspec(noreturn) void __cdecl _exit(__in int _Code); _CRTIMP void __cdecl abort(void); #endif #endif void rt_hw_exit(void) { rt_kprintf("RT-Thread, bye\n"); #if !defined(_WIN32) && defined(__GNUC__) /* * * getchar reads key from buffer, while finsh need an non-buffer getchar * in windows, getch is such an function, in linux, we had to change * the behaviour of terminal to get an non-buffer getchar. * in usart_sim.c, set_stty is called to do this work * */ { extern void restore_stty(void); restore_stty(); } #endif exit(0); } #if defined(RT_USING_FINSH) #include <finsh.h> FINSH_FUNCTION_EXPORT_ALIAS(rt_hw_exit, exit, exit rt - thread); MSH_CMD_EXPORT_ALIAS(rt_hw_exit, quit, exit rt-thread); #endif /* RT_USING_FINSH */ /** * This function will initial win32 */ int rt_hw_board_init(void) { /* init system memory */ rt_hw_sram_init(); uart_console_init(); #ifdef _WIN32 rt_thread_idle_sethook(rt_hw_win32_low_cpu); #endif #if defined(RT_USING_CONSOLE) && defined(RT_USING_DEVICE) rt_console_set_device(RT_CONSOLE_DEVICE_NAME); #endif /* init board */ #ifdef RT_USING_COMPONENTS_INIT rt_components_board_init(); #endif return 0; } /*@}*/