Backup before error handling refactoring
This commit is contained in:
jkwoo
354
USER/Ref/bmu-18s-firmware/UCOSIII/UCOS_BSP/bsp.c
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354
USER/Ref/bmu-18s-firmware/UCOSIII/UCOS_BSP/bsp.c
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/*
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*********************************************************************************************************
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*
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* Module name: BSP module
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* File name: BSP.c
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* Version: V1.0
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* Description: hardware driver collection
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*
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* Modify records:
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* Version date author description
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* v1.0 2015-08-17 JK.Woo ST firmware V1.0.2 version.
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*
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* Copyright (c), 2013-2014
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*********************************************************************************************************
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*/
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#define BSP_MODULE
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#include "sys.h"
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#include "delay.h"
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#include "usart.h"
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#include "led.h"
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#include "iwdg.h"
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#include <bsp.h>
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void NVIC_Configuration(void);
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/*
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*********************************************************************************************************
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* REGISTERS
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*********************************************************************************************************
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*/
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#define BSP_REG_DEM_CR (*(CPU_REG32 *)0xE000EDFC) //DEMCR register
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#define BSP_REG_DWT_CR (*(CPU_REG32 *)0xE0001000) //DWT control register
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#define BSP_REG_DWT_CYCCNT (*(CPU_REG32 *)0xE0001004) //DWT clock count register
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#define BSP_REG_DBGMCU_CR (*(CPU_REG32 *)0xE0042004)
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/*
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*********************************************************************************************************
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* REGISTER BITS
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*********************************************************************************************************
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*/
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#define BSP_DBGMCU_CR_TRACE_IOEN_MASK 0x10
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#define BSP_DBGMCU_CR_TRACE_MODE_ASYNC 0x00
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#define BSP_DBGMCU_CR_TRACE_MODE_SYNC_01 0x40
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#define BSP_DBGMCU_CR_TRACE_MODE_SYNC_02 0x80
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#define BSP_DBGMCU_CR_TRACE_MODE_SYNC_04 0xC0
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#define BSP_DBGMCU_CR_TRACE_MODE_MASK 0xC0
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//DEMCR register 24th place, if you want to use the DWT ETM ITM and 24th position of the TPIU registers DEMCR 1
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#define BSP_BIT_DEM_CR_TRCENA DEF_BIT_24
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//DWTCR Register No. 0, when 1 CYCCNT counter, use CYCCNT before the first class
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#define BSP_BIT_DWT_CR_CYCCNTENA DEF_BIT_00
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/*
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*********************************************************************************************************
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* Function name: bsp_Init
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* Function description: initialize hardware devices
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* Parameters: none
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* Return value: none
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*********************************************************************************************************
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*/
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void bsp_Init(void)
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{
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NVIC_Configuration(); /* Interrupt priority grouping configuration */
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//#ifdef CONSOLE_DEBUG
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uart1_init(115200); // Serial port init
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IWDG_ReloadCounter();
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//#endif // #ifdef CONSOLE_DEBUG
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IWDG_Init();
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IWDG_ReloadCounter();
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DIO_Init(); // LED init
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#ifdef TRACE_EN /* See project / compiler preprocessor options. */
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BSP_CPU_REG_DBGMCU_CR |= BSP_DBGMCU_CR_TRACE_IOEN_MASK; /* Enable tracing (see Note #2). */
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BSP_CPU_REG_DBGMCU_CR &= ~BSP_DBGMCU_CR_TRACE_MODE_MASK; /* Clr trace mode sel bits. */
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BSP_CPU_REG_DBGMCU_CR |= BSP_DBGMCU_CR_TRACE_MODE_SYNC_04; /* Cfg trace mode to synch 4-bit. */
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#endif
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}
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/*
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*********************************************************************************************************
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* Function name: NVIC_Configuration
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* Function description: the interrupt priority configuration, here assigned to priority groups first, and then
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* specific modules which implement the priority configuration
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* Parameters: none
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* Return value: none
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*********************************************************************************************************
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*/
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void NVIC_Configuration(void)
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{
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NVIC_InitTypeDef NVIC_InitStructure;
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/* Set the Vector Table base location at 0x08020000 */
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NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x3000);
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/* Set the NVIC priority preemptive priorities grouped into Group2:0-3, 0-3-response priority */
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NVIC_PriorityGroupConfig(NVIC_PriorityGroup_4);
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/* Enable the CAN1 Interrupt */
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NVIC_InitStructure.NVIC_IRQChannel = USB_LP_CAN1_RX0_IRQn;
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NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
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NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
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NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
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NVIC_Init(&NVIC_InitStructure);
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//#ifdef CONSOLE_DEBUG
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/* Enable the USART1 Interrupt */
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NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn;
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NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
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NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2;
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NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
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NVIC_Init(&NVIC_InitStructure);
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//#endif // #ifdef CONSOLE_DEBUG
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}
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/*
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*********************************************************************************************************
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* BSP_CPU_ClkFreq()
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* Description : Read CPU registers to determine the CPU clock frequency of the chip.
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* Argument(s) : none.
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* Return(s) : The CPU clock frequency, in Hz.
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* Caller(s) : Application.
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* Note(s) : none.
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*********************************************************************************************************
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*/
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CPU_INT32U BSP_CPU_ClkFreq (void)
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{
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RCC_ClocksTypeDef rcc_clocks;
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RCC_GetClocksFreq(&rcc_clocks); //Gets the clock frequency
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return ((CPU_INT32U)rcc_clocks.HCLK_Frequency); //Returns the HCLK clock frequency
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}
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/*$PAGE*/
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/*
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*********************************************************************************************************
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* CPU_TS_TmrInit()
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* Description : Initialize & start CPU timestamp timer.
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* Argument(s) : none.
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* Return(s) : none.
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* Caller(s) : CPU_TS_Init().
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* This function is an INTERNAL CPU module function & MUST be implemented by application/
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* BSP function(s) [see Note #1] but MUST NOT be called by application function(s).
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* Note(s) : (1) CPU_TS_TmrInit() is an application/BSP function that MUST be defined by the developer
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* if either of the following CPU features is enabled :
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* (a) CPU timestamps
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* (b) CPU interrupts disabled time measurements
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* See 'cpu_cfg.h CPU TIMESTAMP CONFIGURATION Note #1'
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* & 'cpu_cfg.h CPU INTERRUPTS DISABLED TIME MEASUREMENT CONFIGURATION Note #1a'.
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* (2) (a) Timer count values MUST be returned via word-size-configurable 'CPU_TS_TMR'
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* data type.
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* (1) If timer has more bits, truncate timer values' higher-order bits greater
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* than the configured 'CPU_TS_TMR' timestamp timer data type word size.
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* (2) Since the timer MUST NOT have less bits than the configured 'CPU_TS_TMR'
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* timestamp timer data type word size; 'CPU_CFG_TS_TMR_SIZE' MUST be
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* configured so that ALL bits in 'CPU_TS_TMR' data type are significant.
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* In other words, if timer size is not a binary-multiple of 8-bit octets
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* (e.g. 20-bits or even 24-bits), then the next lower, binary-multiple
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* octet word size SHOULD be configured (e.g. to 16-bits). However, the
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* minimum supported word size for CPU timestamp timers is 8-bits.
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* See also 'cpu_cfg.h CPU TIMESTAMP CONFIGURATION Note #2'
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* & 'cpu_core.h CPU TIMESTAMP DATA TYPES Note #1'.
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* (b) Timer SHOULD be an 'up' counter whose values increase with each time count.
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* (c) When applicable, timer period SHOULD be less than the typical measured time
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* but MUST be less than the maximum measured time; otherwise, timer resolution
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* inadequate to measure desired times.
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* See also 'CPU_TS_TmrRd() Note #2'.
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*********************************************************************************************************
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*/
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#if (CPU_CFG_TS_TMR_EN == DEF_ENABLED)
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void CPU_TS_TmrInit (void)
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{
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CPU_INT32U fclk_freq;
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fclk_freq = BSP_CPU_ClkFreq();
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BSP_REG_DEM_CR |= (CPU_INT32U)BSP_BIT_DEM_CR_TRCENA; //Using DWT /* Enable Cortex-M4's DWT CYCCNT reg. */
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BSP_REG_DWT_CYCCNT = (CPU_INT32U)0u; //Initializes the CYCCNT register
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BSP_REG_DWT_CR |= (CPU_INT32U)BSP_BIT_DWT_CR_CYCCNTENA;//Open CYCCNT
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CPU_TS_TmrFreqSet((CPU_TS_TMR_FREQ)fclk_freq);
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}
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#endif
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/*$PAGE*/
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/*
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*********************************************************************************************************
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* CPU_TS_TmrRd()
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* Description : Get current CPU timestamp timer count value.
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* Argument(s) : none.
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* Return(s) : Timestamp timer count (see Notes #2a & #2b).
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* Caller(s) : CPU_TS_Init(),
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* CPU_TS_Get32(),
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* CPU_TS_Get64(),
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* CPU_IntDisMeasStart(),
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* CPU_IntDisMeasStop().
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* This function is an INTERNAL CPU module function & MUST be implemented by application/
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* BSP function(s) [see Note #1] but SHOULD NOT be called by application function(s).
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* Note(s) : (1) CPU_TS_TmrRd() is an application/BSP function that MUST be defined by the developer
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* if either of the following CPU features is enabled :
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* (a) CPU timestamps
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* (b) CPU interrupts disabled time measurements
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* See 'cpu_cfg.h CPU TIMESTAMP CONFIGURATION Note #1'
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* & 'cpu_cfg.h CPU INTERRUPTS DISABLED TIME MEASUREMENT CONFIGURATION Note #1a'.
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* (2) (a) Timer count values MUST be returned via word-size-configurable 'CPU_TS_TMR'
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* data type.
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* (1) If timer has more bits, truncate timer values' higher-order bits greater
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* than the configured 'CPU_TS_TMR' timestamp timer data type word size.
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* (2) Since the timer MUST NOT have less bits than the configured 'CPU_TS_TMR'
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* timestamp timer data type word size; 'CPU_CFG_TS_TMR_SIZE' MUST be
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* configured so that ALL bits in 'CPU_TS_TMR' data type are significant.
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* In other words, if timer size is not a binary-multiple of 8-bit octets
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* (e.g. 20-bits or even 24-bits), then the next lower, binary-multiple
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* octet word size SHOULD be configured (e.g. to 16-bits). However, the
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* minimum supported word size for CPU timestamp timers is 8-bits.
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* See also 'cpu_cfg.h CPU TIMESTAMP CONFIGURATION Note #2'
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* & 'cpu_core.h CPU TIMESTAMP DATA TYPES Note #1'.
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* (b) Timer SHOULD be an 'up' counter whose values increase with each time count.
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* (1) If timer is a 'down' counter whose values decrease with each time count,
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* then the returned timer value MUST be ones-complemented.
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* (c) (1) When applicable, the amount of time measured by CPU timestamps is
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* calculated by either of the following equations :
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* (A) Time measured = Number timer counts * Timer period
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* where
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*
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* Number timer counts Number of timer counts measured
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* Timer period Timer's period in some units of
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* (fractional) seconds
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* Time measured Amount of time measured, in same
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* units of (fractional) seconds
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* as the Timer period
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*
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* Number timer counts
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* (B) Time measured = ---------------------
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* Timer frequency
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*
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* where
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*
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* Number timer counts Number of timer counts measured
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* Timer frequency Timer's frequency in some units
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* of counts per second
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* Time measured Amount of time measured, in seconds
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*
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* (2) Timer period SHOULD be less than the typical measured time but MUST be less
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* than the maximum measured time; otherwise, timer resolution inadequate to
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* measure desired times.
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*********************************************************************************************************
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*/
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#if (CPU_CFG_TS_TMR_EN == DEF_ENABLED)
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CPU_TS_TMR CPU_TS_TmrRd (void)
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{
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CPU_TS_TMR ts_tmr_cnts;
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ts_tmr_cnts = (CPU_TS_TMR)BSP_REG_DWT_CYCCNT;
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return (ts_tmr_cnts);
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}
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#endif
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/*$PAGE*/
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/*
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*********************************************************************************************************
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* CPU_TSxx_to_uSec()
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* Description : Convert a 32-/64-bit CPU timestamp from timer counts to microseconds.
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* Argument(s) : ts_cnts CPU timestamp (in timestamp timer counts [see Note #2aA]).
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* Return(s) : Converted CPU timestamp (in microseconds [see Note #2aD]).
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* Caller(s) : Application.
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* This function is an (optional) CPU module application programming interface (API)
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* function which MAY be implemented by application/BSP function(s) [see Note #1] &
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* MAY be called by application function(s).
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* Note(s) : (1) CPU_TS32_to_uSec()/CPU_TS64_to_uSec() are application/BSP functions that MAY be
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* optionally defined by the developer when either of the following CPU features is
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* enabled :
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* (a) CPU timestamps
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* (b) CPU interrupts disabled time measurements
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* See 'cpu_cfg.h CPU TIMESTAMP CONFIGURATION Note #1'
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* & 'cpu_cfg.h CPU INTERRUPTS DISABLED TIME MEASUREMENT CONFIGURATION Note #1a'.
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* (2) (a) The amount of time measured by CPU timestamps is calculated by either of
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* the following equations :
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*
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* 10^6 microseconds
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* (1) Time measured = Number timer counts * ------------------- * Timer period
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* 1 second
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*
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* Number timer counts 10^6 microseconds
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* (2) Time measured = --------------------- * -------------------
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* Timer frequency 1 second
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*
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* where
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*
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* (A) Number timer counts Number of timer counts measured
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* (B) Timer frequency Timer's frequency in some units
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* of counts per second
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* (C) Timer period Timer's period in some units of
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* (fractional) seconds
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* (D) Time measured Amount of time measured,
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* in microseconds
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*
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* (b) Timer period SHOULD be less than the typical measured time but MUST be less
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* than the maximum measured time; otherwise, timer resolution inadequate to
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* measure desired times.
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*
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* (c) Specific implementations may convert any number of CPU_TS32 or CPU_TS64 bits
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* -- up to 32 or 64, respectively -- into microseconds.
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*********************************************************************************************************
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*/
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#if (CPU_CFG_TS_32_EN == DEF_ENABLED)
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CPU_INT64U CPU_TS32_to_uSec (CPU_TS32 ts_cnts)
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{
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CPU_INT64U ts_us;
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CPU_INT64U fclk_freq;
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fclk_freq = BSP_CPU_ClkFreq();
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ts_us = ts_cnts / (fclk_freq / DEF_TIME_NBR_uS_PER_SEC);
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return (ts_us);
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}
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#endif
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#if (CPU_CFG_TS_64_EN == DEF_ENABLED)
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CPU_INT64U CPU_TS64_to_uSec (CPU_TS64 ts_cnts)
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{
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CPU_INT64U ts_us;
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CPU_INT64U fclk_freq;
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fclk_freq = BSP_CPU_ClkFreq();
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ts_us = ts_cnts / (fclk_freq / DEF_TIME_NBR_uS_PER_SEC);
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return (ts_us);
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}
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#endif
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25
USER/Ref/bmu-18s-firmware/UCOSIII/UCOS_BSP/bsp.h
Normal file
25
USER/Ref/bmu-18s-firmware/UCOSIII/UCOS_BSP/bsp.h
Normal file
@@ -0,0 +1,25 @@
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#ifndef BSP_PRESENT
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#define BSP_PRESENT
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#ifdef BSP_MODULE
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#define BSP_EXT
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#else
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#define BSP_EXT extern
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#endif
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#include <stdio.h>
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#include <stdarg.h>
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#include <cpu.h>
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#include <cpu_core.h>
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#include <lib_def.h>
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#include <lib_ascii.h>
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#include <stm32f10x_conf.h>
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void bsp_Init(void);
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#endif
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