/* * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2020-10-30 DongBowen first version */ #ifndef __BOARD_H__ #define __BOARD_H__ #include <rtthread.h> #include "hc32l196_ddl.h" #include "drv_gpio.h" /* board configuration */ #define SRAM_BASE 0x20000000 #define SRAM_SIZE 0x8000 #define SRAM_END (SRAM_BASE + SRAM_SIZE) /* High speed sram. */ #ifdef __CC_ARM extern int Image$$RW_IRAM1$$ZI$$Limit; #define HEAP_BEGIN (&Image$$RW_IRAM1$$ZI$$Limit) #elif __ICCARM__ #pragma section="HEAP" #define HEAP_BEGIN (__segment_end("HEAP")) #else extern int __bss_end; #define HEAP_BEGIN (&__bss_end) #endif #ifdef __ICCARM__ // Use *.icf ram symbal, to avoid hardcode. extern char __ICFEDIT_region_RAM_end__; #define HEAP_END (&__ICFEDIT_region_RAM_end__) #else #define HEAP_END SRAM_END #endif void rt_hw_board_init(void); void rt_hw_us_delay(rt_uint32_t us); #endif