167 lines
4.6 KiB
C
167 lines
4.6 KiB
C
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/***************************************************************************
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*
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* Copyright 2015-2019 BES.
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* All rights reserved. All unpublished rights reserved.
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*
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* No part of this work may be used or reproduced in any form or by any
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* means, or stored in a database or retrieval system, without prior written
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* permission of BES.
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*
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* Use of this work is governed by a license granted by BES.
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* This work contains confidential and proprietary information of
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* BES. which is protected by copyright, trade secret,
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* trademark and other intellectual property rights.
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*
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****************************************************************************/
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#ifndef __HAL_TIMER_H__
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#define __HAL_TIMER_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "plat_types.h"
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#include "hal_cmu.h"
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//=============================================================================
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// Slow Timer (Default Timer)
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#ifdef FPGA
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#define CONFIG_SYSTICK_HZ_NOMINAL (32000)
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#else
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#define CONFIG_SYSTICK_HZ_NOMINAL (16000)
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#endif
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//#if (CONFIG_SYSTICK_HZ_NOMINAL % 1000)
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//#error "Bad CONFIG_SYSTICK_HZ_NOMINAL configuration"
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//#endif
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#ifdef CALIB_SLOW_TIMER
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#define CONFIG_SYSTICK_HZ hal_sys_timer_systick_hz()
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#define __MS_TO_TICKS(ms) hal_sys_timer_ms_to_ticks(ms)
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#define __US_TO_TICKS(us) hal_sys_timer_us_to_ticks(us)
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#define __TICKS_TO_MS(tick) hal_sys_timer_ticks_to_ms(tick)
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#define __TICKS_TO_US(tick) hal_sys_timer_ticks_to_us(tick)
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#else
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#define CONFIG_SYSTICK_HZ CONFIG_SYSTICK_HZ_NOMINAL
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#define __MS_TO_TICKS(ms) ((ms) * ((uint32_t)CONFIG_SYSTICK_HZ / 1000))
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#define __US_TO_TICKS(us) (((us) * ((uint32_t)CONFIG_SYSTICK_HZ / 1000) + 1000 - 1) / 1000 + 1)
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#define __TICKS_TO_MS(tick) ((tick) / ((uint32_t)CONFIG_SYSTICK_HZ / 1000))
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#define __TICKS_TO_US(tick) ((tick) * 1000 / ((uint32_t)CONFIG_SYSTICK_HZ / 1000))
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#endif
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/*
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*
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* This is very confused with the common sense, because
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* MS_TO_TICKS is always refer to ms converted to os ticks
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* but here it is converted to a hardware timer's tick
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* which ticks is 16K one second;
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*
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* The same is as US_TO_TICKS, TICKS_TO_MS series;
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* They are reserved for historic reason;
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*
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* Note, don't use these macros, use MS_TO_HWTICKS/US_TO_HWTICKS/HWTICKS_TO_MS
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* alternately
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*/
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#define MS_TO_TICKS(ms) __MS_TO_TICKS(ms)
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#define US_TO_TICKS(us) __US_TO_TICKS(us)
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#define TICKS_TO_MS(tick) __TICKS_TO_MS(tick)
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#define TICKS_TO_US(tick) __TICKS_TO_US(tick)
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#define MS_TO_HWTICKS(ms) __MS_TO_TICKS(ms)
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#define US_TO_HWTICKS(us) __US_TO_TICKS(us)
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#define HWTICKS_TO_MS(tick) __TICKS_TO_MS(tick)
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#define HWTICKS_TO_US(tick) __TICKS_TO_US(tick)
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#define GET_CURRENT_TICKS() hal_sys_timer_get()
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#define GET_CURRENT_MS() TICKS_TO_MS(GET_CURRENT_TICKS())
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void hal_sys_timer_open(void);
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uint32_t hal_sys_timer_get(void);
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uint32_t hal_sys_timer_get_in_sleep(void);
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uint32_t hal_sys_timer_get_max(void);
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void hal_sys_timer_delay(uint32_t ticks);
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void hal_sys_timer_delay_in_sleep(uint32_t ticks);
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void hal_sys_timer_delay_us(uint32_t us);
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void hal_sys_timer_delay_ns(uint32_t ns);
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uint32_t hal_sys_timer_calc_cpu_freq(uint32_t interval_ms, int high_res);
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uint32_t flash_hal_sys_timer_get(void);
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void flash_hal_sys_timer_delay(uint32_t ticks);
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void hal_sys_timer_calib_start(void);
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int hal_sys_timer_calib_end(void);
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void hal_sys_timer_calib(void);
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uint32_t hal_sys_timer_systick_hz(void);
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uint32_t hal_sys_timer_ms_to_ticks(uint32_t ms);
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uint32_t hal_sys_timer_us_to_ticks(uint32_t us);
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uint32_t hal_sys_timer_ticks_to_ms(uint32_t tick);
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uint32_t hal_sys_timer_ticks_to_us(uint32_t tick);
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uint32_t hal_timer_get_passed_ticks(uint32_t curr_ticks, uint32_t prev_ticks);
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//=============================================================================
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// Fast Timer
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#define CONFIG_FAST_SYSTICK_HZ (hal_cmu_get_crystal_freq() / 4)
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#define MS_TO_FAST_TICKS(ms) ((uint32_t)(ms) * (CONFIG_FAST_SYSTICK_HZ / 1000))
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#define US_TO_FAST_TICKS(us) ((uint32_t)(us) * (CONFIG_FAST_SYSTICK_HZ / 1000 / 100) / 10)
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#define NS_TO_FAST_TICKS(ns) ((uint32_t)(ns) * (CONFIG_FAST_SYSTICK_HZ / 1000 / 100) / 10 / 1000)
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#define FAST_TICKS_TO_MS(tick) ((uint32_t)(tick) / (CONFIG_FAST_SYSTICK_HZ / 1000))
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#define FAST_TICKS_TO_US(tick) ((uint32_t)(tick) * 10 / (CONFIG_FAST_SYSTICK_HZ / 1000 / 100))
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#define FAST_TICKS_TO_NS(tick) ((uint32_t)(tick) * 10 * 1000 / (CONFIG_FAST_SYSTICK_HZ / 1000 / 100))
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uint32_t hal_fast_sys_timer_get(void);
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#ifndef RTOS
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int osDelay(uint32_t ms);
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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