/* * Copyright (c) 2006-2025, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * */ #ifndef __BOARD_H__ #define __BOARD_H__ #include "gd32e23x.h" #include "drv_gpio.h" #include "gd32e23x_exti.h" #define GD32_SRAM_SIZE 8 #define GD32_SRAM_BEGIN (0x20000000) #define GD32_SRAM_END (GD32_SRAM_BEGIN + GD32_SRAM_SIZE * 1024) #ifdef __ARMCC_VERSION extern int Image$$RW_IRAM1$$ZI$$Limit; #define HEAP_BEGIN (&Image$$RW_IRAM1$$ZI$$Limit) #elif __ICCARM__ #pragma section="CSTACK" #define HEAP_BEGIN (__segment_end("CSTACK")) #else /* GCC */ extern int __bss_end; #define HEAP_BEGIN (&__bss_end) #endif #define HEAP_END GD32_SRAM_END #endif