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 * 2013-07-06 Bernard the first version 9 */ 10 11 #ifndef __BOARD_H__ 12 #define __BOARD_H__ 13 14 #include <am33xx.h> 15 16 #if defined(__CC_ARM) 17 extern int Image$$RW_IRAM1$$ZI$$Limit; 18 #define HEAP_BEGIN ((void*)&Image$$RW_IRAM1$$ZI$$Limit) 19 #elif defined(__ICCARM__) 20 #pragma section="CSTACK" 21 #define HEAP_BEGIN (__segment_end("CSTACK")) 22 #elif defined(__GNUC__) 23 extern int __bss_end; 24 #define HEAP_BEGIN ((void*)&__bss_end) 25 #endif 26 27 #define HEAP_END (void*)0x90000000 28 29 void rt_hw_board_init(void); 30 31 #endif 32