63 lines
1.5 KiB
C
63 lines
1.5 KiB
C
/*
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* Copyright (c) 2006-2019, RT-Thread Development Team
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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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* 2022-12-08 WangShun the first version
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*/
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#include <stdint.h>
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#include <rthw.h>
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#include <rtthread.h>
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#include "udma_uart_driver.h"
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#include "hal_udma_ctrl_reg_defs.h"
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#include "hal_udma_uart_reg_defs.h"
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#include "core-v-mcu-config.h"
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#include "drv_usart.h"
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#include "string.h"
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extern void rt_systick_config(void);
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#if defined(RT_USING_USER_MAIN) && defined(RT_USING_HEAP)
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#define RT_HEAP_SIZE (64*1024)
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static rt_uint8_t rt_heap[RT_HEAP_SIZE];
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void *rt_heap_begin_get(void)
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{
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return rt_heap;
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}
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void *rt_heap_end_get(void)
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{
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return rt_heap + RT_HEAP_SIZE;
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}
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#endif
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void rt_hw_board_init()
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{
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/* System Clock Update */
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extern void system_init(void);
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system_init();
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/* System Tick Configuration */
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rt_systick_config();
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volatile uint32_t mtvec = 0;
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__asm volatile( "csrr %0, mtvec" : "=r"( mtvec ) );
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__asm volatile( "csrs mie, %0" :: "r"(0x880) );
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#if defined(RT_USING_USER_MAIN) && defined(RT_USING_HEAP)
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rt_system_heap_init(rt_heap_begin_get(), rt_heap_end_get());
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#endif
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/* USART driver initialization is open by default */
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#ifdef RT_USING_SERIAL
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rt_hw_usart_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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/* Call components board initial (use INIT_BOARD_EXPORT()) */
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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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}
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