rt-thread-official/bsp/microchip/samc21/board/board.h

66 lines
2.1 KiB
C

/*
* Copyright (c)
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Email Notes
* 2019-07-16 Kevin.Liu kevin.liu.mchp@gmail.com First Release
*/
#ifndef __BOARD_H__
#define __BOARD_H__
// <o> Internal SRAM memory size[Kbytes] <4-32>
// <i>Default: 32
#if defined(__SAMC21E15A__) || defined(__ATSAMC21E15A__)
#define SAMC21_SRAM_SIZE 4
#elif defined(__SAMC21E16A__) || defined(__ATSAMC21E16A__)
#define SAMC21_SRAM_SIZE 8
#elif defined(__SAMC21E17A__) || defined(__ATSAMC21E17A__)
#define SAMC21_SRAM_SIZE 16
#elif defined(__SAMC21E18A__) || defined(__ATSAMC21E18A__)
#define SAMC21_SRAM_SIZE 32
#elif defined(__SAMC21G15A__) || defined(__ATSAMC21G15A__)
#define SAMC21_SRAM_SIZE 4
#elif defined(__SAMC21G16A__) || defined(__ATSAMC21G16A__)
#define SAMC21_SRAM_SIZE 8
#elif defined(__SAMC21G17A__) || defined(__ATSAMC21G17A__)
#define SAMC21_SRAM_SIZE 16
#elif defined(__SAMC21G18A__) || defined(__ATSAMC21G18A__)
#define SAMC21_SRAM_SIZE 32
#elif defined(__SAMC21J15A__) || defined(__ATSAMC21J15A__)
#define SAMC21_SRAM_SIZE 4
#elif defined(__SAMC21J16A__) || defined(__ATSAMC21J16A__)
#define SAMC21_SRAM_SIZE 8
#elif defined(__SAMC21J17A__) || defined(__ATSAMC21J17A__)
#define SAMC21_SRAM_SIZE 16
#elif defined(__SAMC21J17AU__) || defined(__ATSAMC21J17AU__)
#define SAMC21_SRAM_SIZE 16
#elif defined(__SAMC21J18A__) || defined(__ATSAMC21J18A__)
#define SAMC21_SRAM_SIZE 32
#elif defined(__SAMC21J18AU__) || defined(__ATSAMC21J18AU__)
#define SAMC21_SRAM_SIZE 32
#else
#error Board does not support the specified device.
#endif
#define SAMC21_SRAM_END (0x20000000 + SAMC21_SRAM_SIZE * 1024)
#if defined(__ARMCC_VERSION)
extern int Image$$RW_IRAM1$$ZI$$Limit;
#define HEAP_BEGIN (&Image$$RW_IRAM1$$ZI$$Limit)
#elif __ICCARM__
#pragma section="HEAP"
#define HEAP_BEGIN (__segment_begin("HEAP"))
#define HEAP_END (__segment_end("HEAP"))
#else
extern int __bss_end;
#define HEAP_BEGIN (&__bss_end)
#define HEAP_END SAMC21_SRAM_END
#endif
void rt_hw_board_init(void);
#endif