37 lines
807 B
C
37 lines
807 B
C
/*
|
|
* File : board.h
|
|
* Copyright (c) 2006-2022, RT-Thread Development Team
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Change Logs:
|
|
* Date Author Notes
|
|
* 2013-07-06 Bernard the first version
|
|
*/
|
|
|
|
#ifndef __BOARD_H__
|
|
#define __BOARD_H__
|
|
|
|
#include <virt.h>
|
|
|
|
extern unsigned char __bss_start;
|
|
extern unsigned char __bss_end;
|
|
|
|
#define HEAP_BEGIN (void *)&__bss_end
|
|
|
|
#ifdef RT_USING_SMART
|
|
#define HEAP_END (rt_size_t)(KERNEL_VADDR_START + 64 * 1024 * 1024)
|
|
#define PAGE_START HEAP_END + 1 * 1024 * 1024
|
|
#define PAGE_END ((rt_size_t)KERNEL_VADDR_START + 128 * 1024 * 1024)
|
|
#else
|
|
#define HEAP_END ((void *)HEAP_BEGIN + 64 * 1024 * 1024)
|
|
#define KERNEL_VADDR_START 0x40000000
|
|
#define PV_OFFSET 0
|
|
#endif
|
|
|
|
void rt_hw_board_init(void);
|
|
|
|
int rt_hw_uart_init(void);
|
|
|
|
#endif
|