55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
/*
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* Copyright (c) 2006-2018, Synwit Technology Co.,Ltd.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2018-05-31 ZYH first version
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* 2018-12-10 Zohar_Lee format file
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*/
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#include <board.h>
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#if defined(BSP_USING_EXT_SRAM) && defined(RT_USING_MEMHEAP_AS_HEAP)
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static struct rt_memheap system_heap;
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#endif
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static void bsp_clock_config(void)
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{
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SystemInit();
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SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);
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SysTick->CTRL |= 0x00000004UL;
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}
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void SysTick_Handler(void)
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{
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/* enter interrupt */
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rt_interrupt_enter();
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rt_tick_increase();
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/* leave interrupt */
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rt_interrupt_leave();
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}
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#ifdef BSP_USING_EXT_SRAM
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extern int rt_hw_sram_init(void);
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#endif
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void rt_hw_board_init()
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{
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bsp_clock_config();
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#ifdef BSP_USING_EXT_SRAM
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rt_hw_sram_init();
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#endif
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#if defined(BSP_USING_EXT_SRAM) && defined(RT_USING_MEMHEAP_AS_HEAP)
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rt_system_heap_init((void *)EXT_SRAM_BEGIN, (void *)EXT_SRAM_END);
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rt_memheap_init(&system_heap, "sram", (void *)HEAP_BEGIN, HEAP_SIZE);
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#elif defined(RT_USING_HEAP)
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rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
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#endif
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#ifdef RT_USING_COMPONENTS_INIT
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rt_components_board_init();
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#endif
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#ifdef RT_USING_CONSOLE
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rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
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#endif
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}
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