64 lines
2.0 KiB
C
64 lines
2.0 KiB
C
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/*
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* File : board.h
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2017, RT-Thread Development Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Change Logs:
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* Date Author Notes
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* 2017-5-30 Bernard the first version
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*/
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#ifndef _BOARD_H_
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#define _BOARD_H_
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#include "sys_config.h"
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#include <stdint.h>
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extern unsigned char _empty_ram;
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/* High Speed */
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#define RT_HW_TCM_BEGIN (void*)&_empty_ram
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#if (CFG_SOC_NAME == SOC_BK7231N)
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#define RT_HW_TCM_END (void*)(0x00400000 + 192 * 1024)
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#else
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#define RT_HW_TCM_END (void*)(0x00400000 + 256 * 1024)
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#endif
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#if (CFG_SOC_NAME == SOC_BK7221U)
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/* Low Speed */
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#define RT_HW_SDRAM_BEGIN (void*)(0x00900000)
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#define RT_HW_SDRAM_END (void*)(0x00900000 + 256 * 1024)
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#elif (CFG_SOC_NAME == SOC_BK7252N)
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/* share memery, normal speed */
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#define RT_HW_SDRAM_BEGIN (void*)(0x02000000)
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#define RT_HW_SDRAM_END (void*)(0x02000000 + 256 * 1024)
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#endif
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void rt_hw_board_init(void);
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void rt_sdram_heap_init(void);
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void *sdram_malloc(unsigned long size);
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void sdram_free(void *ptr);
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void *sdram_calloc(unsigned int n, unsigned int size);
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void *sdram_realloc(void *ptr, unsigned long size);
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void *tcm_malloc(unsigned long size);
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void tcm_free(void *ptr);
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void *tcm_calloc(unsigned int n, unsigned int size);
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void *tcm_realloc(void *ptr, unsigned long size);
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#endif
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