275 lines
6.1 KiB
C
275 lines
6.1 KiB
C
/*
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* File : board.c
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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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#include <rthw.h>
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#include <rtthread.h>
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#include <rtdevice.h>
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#include "board.h"
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#include "interrupt.h"
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#include "driver_pub.h"
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#include "drv_uart.h"
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#include "include.h"
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#include "func_pub.h"
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#include <string.h>
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#include "start_type_pub.h"
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#include "sys_ctrl_pub.h"
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enum wdg_status {
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WDG_STATUS_STOP,
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WDG_STATUS_REBOOT,
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WDG_STATUS_WATCH,
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WDG_STATUS_MAX,
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};
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struct wdg_context {
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enum wdg_status wdg_flag;
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int threshold_in_tick;
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int consumed_in_tick;
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rt_tick_t last_fresh_in_tick; /* add time to dealing with power save mode */
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};
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static struct wdg_context g_wdg_context = { WDG_STATUS_STOP, 0, 0 };
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extern void os_clk_init(void);
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#if (RT_TICK_PER_SECOND != 1000)
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#error "RT_TICK_PER_SECOND of bk7221u can only be configured as 1000!!!"
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#endif
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static struct rt_memheap tcm_heap;
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void *tcm_malloc(unsigned long size)
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{
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return rt_memheap_alloc(&tcm_heap, size);
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}
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void tcm_free(void *ptr)
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{
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rt_memheap_free(ptr);
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}
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void *tcm_calloc(unsigned int n, unsigned int size)
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{
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void* ptr = NULL;
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ptr = tcm_malloc(n * size);
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if (ptr)
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{
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memset(ptr, 0, n * size);
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}
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return ptr;
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}
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void *tcm_realloc(void *ptr, unsigned long size)
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{
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return rt_memheap_realloc(&tcm_heap, ptr, size);
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}
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void rt_hw_board_init(void)
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{
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#ifdef RT_USING_HEAP
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/* init memory system */
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#if((CFG_SOC_NAME == SOC_BK7221U) || (CFG_SOC_NAME == SOC_BK7252N))
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rt_system_heap_init(RT_HW_SDRAM_BEGIN, RT_HW_SDRAM_END);
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rt_sdram_heap_init();
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#endif
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rt_memheap_init(&tcm_heap, "TCM", RT_HW_TCM_BEGIN, RT_HW_TCM_END-RT_HW_TCM_BEGIN);
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#endif
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#if CFG_USE_DEEP_PS
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bk_init_deep_wakeup_gpio_status();
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#endif
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bk_misc_init_start_type();
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/* init hardware */
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driver_init();
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bk_misc_check_start_type();
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/* interrupt init */
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rt_hw_interrupt_init();
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/* init hardware interrupt */
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rt_hw_uart_init();
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/* init system tick */
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os_clk_init();
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#ifdef RT_USING_CONSOLE
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/* set console device */
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rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
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#endif /* RT_USING_CONSOLE */
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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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#define WDT_DEV_NAME "wdt"
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/**
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* reset cpu by dog's time-out
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*/
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void rt_hw_cpu_reset(void)
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{
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void bk_reboot(void);
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bk_reboot();
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while (1);
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}
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FINSH_FUNCTION_EXPORT_ALIAS(rt_hw_cpu_reset, __cmd_reboot, reboot system);
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/**
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* start dog's time-out
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*/
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void rt_hw_wdg_start(int argc, char **argv)
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{
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struct rt_device *device;
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int time = 10000; /* 10000 * 1ms = 10000ms = 10s */
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if (WDG_STATUS_REBOOT == g_wdg_context.wdg_flag)
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{
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return;
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}
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if (argc > 1)
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{
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time = atoi(argv[1]);
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}
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device = rt_device_find(WDT_DEV_NAME);
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if (!device)
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{
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rt_kprintf("Device %s not found \n");
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return ;
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}
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rt_kprintf("start watch dog\n");
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rt_device_control(device, RT_DEVICE_CTRL_WDT_SET_TIMEOUT, &time);
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rt_device_control(device, RT_DEVICE_CTRL_WDT_START, RT_NULL);
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g_wdg_context.threshold_in_tick = 500;
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g_wdg_context.consumed_in_tick = 0;
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g_wdg_context.last_fresh_in_tick = rt_tick_get();
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rt_kprintf("%s time=%d threshold=%d\n", __FUNCTION__, time, g_wdg_context.threshold_in_tick);
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g_wdg_context.wdg_flag = WDG_STATUS_WATCH;
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}
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FINSH_FUNCTION_EXPORT_ALIAS(rt_hw_wdg_start, __cmd_wdg_start, wdg_start);
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/**
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* refresh dog's time-out
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*/
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void rt_hw_wdg_refresh(void)
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{
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struct rt_device *device;
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device = rt_device_find(WDT_DEV_NAME);
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if (!device)
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{
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rt_kprintf("Device %s not found \n");
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return ;
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}
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if (WDG_STATUS_WATCH == g_wdg_context.wdg_flag)
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{
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rt_device_control(device, RT_DEVICE_CTRL_WDT_KEEPALIVE, RT_NULL);
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}
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g_wdg_context.consumed_in_tick = 0;
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g_wdg_context.last_fresh_in_tick = rt_tick_get();
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}
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FINSH_FUNCTION_EXPORT_ALIAS(rt_hw_wdg_refresh, __cmd_wdg_refresh, wdg_refresh);
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/**
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* stop dog's time-out
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*/
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void rt_hw_wdg_stop(void)
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{
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struct rt_device *device;
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if (WDG_STATUS_REBOOT == g_wdg_context.wdg_flag)
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{
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return;
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}
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device = rt_device_find(WDT_DEV_NAME);
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if (!device)
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{
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rt_kprintf("Device %s not found \n");
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return ;
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}
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rt_kprintf("stop watch dog\n");
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rt_device_control(device, RT_DEVICE_CTRL_WDT_STOP, RT_NULL);
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g_wdg_context.wdg_flag = WDG_STATUS_STOP;
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g_wdg_context.threshold_in_tick = 0;
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}
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FINSH_FUNCTION_EXPORT_ALIAS(rt_hw_wdg_stop, __cmd_wdg_stop, wdg_stop);
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void rt_hw_wdg_tick_proc()
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{
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if (WDG_STATUS_WATCH != g_wdg_context.wdg_flag)
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{
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return;
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}
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g_wdg_context.consumed_in_tick++;
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/**
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* normal mode: using 120M RTC, 1 tick = 1ms
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* ps mode: using 32K RTC, rt_tick is adapted
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*/
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if ((g_wdg_context.consumed_in_tick >= g_wdg_context.threshold_in_tick)
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|| ((int)(rt_tick_get() - g_wdg_context.last_fresh_in_tick) >= g_wdg_context.threshold_in_tick))
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{
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rt_hw_wdg_refresh();
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}
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}
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#ifdef BEKEN_USING_WLAN
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static int auto_func_init(void)
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{
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func_init_basic();
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func_init_extended();
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return 0;
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}
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INIT_PREV_EXPORT(auto_func_init);
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#endif
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extern void cp15_enable_alignfault(void);
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static int auto_enable_alignfault(void)
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{
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cp15_enable_alignfault();
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return 0;
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}
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INIT_BOARD_EXPORT(auto_enable_alignfault);
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