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TARGET_MIMXRT1050_EVK/TOOLCHAIN_IAR/fsl_flexcan.h@172:65be27845400, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 20:53:29 2019 +0000
Revision:
172:65be27845400
Parent:
171:3a7713b1edbc 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 161:aa5281ff4a02 1 /*
AnnaBridge 170:e95d10626187 2 * The Clear BSD License
AnnaBridge 161:aa5281ff4a02 3 * Copyright (c) 2015, Freescale Semiconductor, Inc.
AnnaBridge 161:aa5281ff4a02 4 * Copyright 2016-2017 NXP
AnnaBridge 170:e95d10626187 5 * All rights reserved.
AnnaBridge 161:aa5281ff4a02 6 *
AnnaBridge 161:aa5281ff4a02 7 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 170:e95d10626187 8 * are permitted (subject to the limitations in the disclaimer below) provided
AnnaBridge 170:e95d10626187 9 * that the following conditions are met:
AnnaBridge 161:aa5281ff4a02 10 *
AnnaBridge 161:aa5281ff4a02 11 * o Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 161:aa5281ff4a02 12 * of conditions and the following disclaimer.
AnnaBridge 161:aa5281ff4a02 13 *
AnnaBridge 161:aa5281ff4a02 14 * o Redistributions in binary form must reproduce the above copyright notice, this
AnnaBridge 161:aa5281ff4a02 15 * list of conditions and the following disclaimer in the documentation and/or
AnnaBridge 161:aa5281ff4a02 16 * other materials provided with the distribution.
AnnaBridge 161:aa5281ff4a02 17 *
AnnaBridge 161:aa5281ff4a02 18 * o Neither the name of the copyright holder nor the names of its
AnnaBridge 161:aa5281ff4a02 19 * contributors may be used to endorse or promote products derived from this
AnnaBridge 161:aa5281ff4a02 20 * software without specific prior written permission.
AnnaBridge 161:aa5281ff4a02 21 *
AnnaBridge 170:e95d10626187 22 * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE.
AnnaBridge 161:aa5281ff4a02 23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 161:aa5281ff4a02 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 161:aa5281ff4a02 25 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 161:aa5281ff4a02 26 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 161:aa5281ff4a02 27 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 161:aa5281ff4a02 28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 161:aa5281ff4a02 29 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 161:aa5281ff4a02 30 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 161:aa5281ff4a02 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 161:aa5281ff4a02 32 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 161:aa5281ff4a02 33 */
AnnaBridge 161:aa5281ff4a02 34 #ifndef _FSL_FLEXCAN_H_
AnnaBridge 161:aa5281ff4a02 35 #define _FSL_FLEXCAN_H_
AnnaBridge 161:aa5281ff4a02 36
AnnaBridge 161:aa5281ff4a02 37 #include "fsl_common.h"
AnnaBridge 161:aa5281ff4a02 38
AnnaBridge 161:aa5281ff4a02 39 /*!
AnnaBridge 161:aa5281ff4a02 40 * @addtogroup flexcan_driver
AnnaBridge 161:aa5281ff4a02 41 * @{
AnnaBridge 161:aa5281ff4a02 42 */
AnnaBridge 161:aa5281ff4a02 43
AnnaBridge 161:aa5281ff4a02 44 /******************************************************************************
AnnaBridge 161:aa5281ff4a02 45 * Definitions
AnnaBridge 161:aa5281ff4a02 46 *****************************************************************************/
AnnaBridge 161:aa5281ff4a02 47
AnnaBridge 161:aa5281ff4a02 48 /*! @name Driver version */
AnnaBridge 161:aa5281ff4a02 49 /*@{*/
AnnaBridge 161:aa5281ff4a02 50 /*! @brief FlexCAN driver version 2.2.0. */
AnnaBridge 170:e95d10626187 51 #define FSL_FLEXCAN_DRIVER_VERSION (MAKE_VERSION(2, 2, 0))
AnnaBridge 161:aa5281ff4a02 52 /*@}*/
AnnaBridge 161:aa5281ff4a02 53
AnnaBridge 161:aa5281ff4a02 54 /*! @brief FlexCAN Frame ID helper macro. */
AnnaBridge 161:aa5281ff4a02 55 #define FLEXCAN_ID_STD(id) \
AnnaBridge 161:aa5281ff4a02 56 (((uint32_t)(((uint32_t)(id)) << CAN_ID_STD_SHIFT)) & CAN_ID_STD_MASK) /*!< Standard Frame ID helper macro. */
AnnaBridge 161:aa5281ff4a02 57 #define FLEXCAN_ID_EXT(id) \
AnnaBridge 161:aa5281ff4a02 58 (((uint32_t)(((uint32_t)(id)) << CAN_ID_EXT_SHIFT)) & \
AnnaBridge 161:aa5281ff4a02 59 (CAN_ID_EXT_MASK | CAN_ID_STD_MASK)) /*!< Extend Frame ID helper macro. */
AnnaBridge 161:aa5281ff4a02 60
AnnaBridge 161:aa5281ff4a02 61 /*! @brief FlexCAN Rx Message Buffer Mask helper macro. */
AnnaBridge 161:aa5281ff4a02 62 #define FLEXCAN_RX_MB_STD_MASK(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 63 (((uint32_t)((uint32_t)(rtr) << 31) | (uint32_t)((uint32_t)(ide) << 30)) | \
AnnaBridge 161:aa5281ff4a02 64 FLEXCAN_ID_STD(id)) /*!< Standard Rx Message Buffer Mask helper macro. */
AnnaBridge 161:aa5281ff4a02 65 #define FLEXCAN_RX_MB_EXT_MASK(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 66 (((uint32_t)((uint32_t)(rtr) << 31) | (uint32_t)((uint32_t)(ide) << 30)) | \
AnnaBridge 161:aa5281ff4a02 67 FLEXCAN_ID_EXT(id)) /*!< Extend Rx Message Buffer Mask helper macro. */
AnnaBridge 161:aa5281ff4a02 68
AnnaBridge 161:aa5281ff4a02 69 /*! @brief FlexCAN Rx FIFO Mask helper macro. */
AnnaBridge 161:aa5281ff4a02 70 #define FLEXCAN_RX_FIFO_STD_MASK_TYPE_A(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 71 (((uint32_t)((uint32_t)(rtr) << 31) | (uint32_t)((uint32_t)(ide) << 30)) | \
AnnaBridge 161:aa5281ff4a02 72 (FLEXCAN_ID_STD(id) << 1)) /*!< Standard Rx FIFO Mask helper macro Type A helper macro. */
AnnaBridge 161:aa5281ff4a02 73 #define FLEXCAN_RX_FIFO_STD_MASK_TYPE_B_HIGH(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 74 (((uint32_t)((uint32_t)(rtr) << 31) | (uint32_t)((uint32_t)(ide) << 30)) | \
AnnaBridge 170:e95d10626187 75 (((uint32_t)(id)&0x7FF) << 19)) /*!< Standard Rx FIFO Mask helper macro Type B upper part helper macro. */
AnnaBridge 161:aa5281ff4a02 76 #define FLEXCAN_RX_FIFO_STD_MASK_TYPE_B_LOW(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 77 (((uint32_t)((uint32_t)(rtr) << 15) | (uint32_t)((uint32_t)(ide) << 14)) | \
AnnaBridge 170:e95d10626187 78 (((uint32_t)(id)&0x7FF) << 3)) /*!< Standard Rx FIFO Mask helper macro Type B lower part helper macro. */
AnnaBridge 161:aa5281ff4a02 79 #define FLEXCAN_RX_FIFO_STD_MASK_TYPE_C_HIGH(id) \
AnnaBridge 170:e95d10626187 80 (((uint32_t)(id)&0x7F8) << 21) /*!< Standard Rx FIFO Mask helper macro Type C upper part helper macro. */
AnnaBridge 161:aa5281ff4a02 81 #define FLEXCAN_RX_FIFO_STD_MASK_TYPE_C_MID_HIGH(id) \
AnnaBridge 170:e95d10626187 82 (((uint32_t)(id)&0x7F8) << 13) /*!< Standard Rx FIFO Mask helper macro Type C mid-upper part helper macro. */
AnnaBridge 161:aa5281ff4a02 83 #define FLEXCAN_RX_FIFO_STD_MASK_TYPE_C_MID_LOW(id) \
AnnaBridge 170:e95d10626187 84 (((uint32_t)(id)&0x7F8) << 5) /*!< Standard Rx FIFO Mask helper macro Type C mid-lower part helper macro. */
AnnaBridge 161:aa5281ff4a02 85 #define FLEXCAN_RX_FIFO_STD_MASK_TYPE_C_LOW(id) \
AnnaBridge 170:e95d10626187 86 (((uint32_t)(id)&0x7F8) >> 3) /*!< Standard Rx FIFO Mask helper macro Type C lower part helper macro. */
AnnaBridge 161:aa5281ff4a02 87 #define FLEXCAN_RX_FIFO_EXT_MASK_TYPE_A(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 88 (((uint32_t)((uint32_t)(rtr) << 31) | (uint32_t)((uint32_t)(ide) << 30)) | \
AnnaBridge 161:aa5281ff4a02 89 (FLEXCAN_ID_EXT(id) << 1)) /*!< Extend Rx FIFO Mask helper macro Type A helper macro. */
AnnaBridge 161:aa5281ff4a02 90 #define FLEXCAN_RX_FIFO_EXT_MASK_TYPE_B_HIGH(id, rtr, ide) \
AnnaBridge 170:e95d10626187 91 ( \
AnnaBridge 170:e95d10626187 92 ((uint32_t)((uint32_t)(rtr) << 31) | (uint32_t)((uint32_t)(ide) << 30)) | \
AnnaBridge 170:e95d10626187 93 ((FLEXCAN_ID_EXT(id) & 0x1FFF8000) \
AnnaBridge 170:e95d10626187 94 << 1)) /*!< Extend Rx FIFO Mask helper macro Type B upper part helper macro. */
AnnaBridge 161:aa5281ff4a02 95 #define FLEXCAN_RX_FIFO_EXT_MASK_TYPE_B_LOW(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 96 (((uint32_t)((uint32_t)(rtr) << 15) | (uint32_t)((uint32_t)(ide) << 14)) | \
AnnaBridge 161:aa5281ff4a02 97 ((FLEXCAN_ID_EXT(id) & 0x1FFF8000) >> \
AnnaBridge 161:aa5281ff4a02 98 15)) /*!< Extend Rx FIFO Mask helper macro Type B lower part helper macro. */
AnnaBridge 161:aa5281ff4a02 99 #define FLEXCAN_RX_FIFO_EXT_MASK_TYPE_C_HIGH(id) \
AnnaBridge 161:aa5281ff4a02 100 ((FLEXCAN_ID_EXT(id) & 0x1FE00000) << 3) /*!< Extend Rx FIFO Mask helper macro Type C upper part helper macro. */
AnnaBridge 161:aa5281ff4a02 101 #define FLEXCAN_RX_FIFO_EXT_MASK_TYPE_C_MID_HIGH(id) \
AnnaBridge 161:aa5281ff4a02 102 ((FLEXCAN_ID_EXT(id) & 0x1FE00000) >> \
AnnaBridge 161:aa5281ff4a02 103 5) /*!< Extend Rx FIFO Mask helper macro Type C mid-upper part helper macro. */
AnnaBridge 161:aa5281ff4a02 104 #define FLEXCAN_RX_FIFO_EXT_MASK_TYPE_C_MID_LOW(id) \
AnnaBridge 161:aa5281ff4a02 105 ((FLEXCAN_ID_EXT(id) & 0x1FE00000) >> \
AnnaBridge 161:aa5281ff4a02 106 13) /*!< Extend Rx FIFO Mask helper macro Type C mid-lower part helper macro. */
AnnaBridge 161:aa5281ff4a02 107 #define FLEXCAN_RX_FIFO_EXT_MASK_TYPE_C_LOW(id) \
AnnaBridge 161:aa5281ff4a02 108 ((FLEXCAN_ID_EXT(id) & 0x1FE00000) >> 21) /*!< Extend Rx FIFO Mask helper macro Type C lower part helper macro. */
AnnaBridge 161:aa5281ff4a02 109
AnnaBridge 161:aa5281ff4a02 110 /*! @brief FlexCAN Rx FIFO Filter helper macro. */
AnnaBridge 161:aa5281ff4a02 111 #define FLEXCAN_RX_FIFO_STD_FILTER_TYPE_A(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 112 FLEXCAN_RX_FIFO_STD_MASK_TYPE_A(id, rtr, ide) /*!< Standard Rx FIFO Filter helper macro Type A helper macro. */
AnnaBridge 161:aa5281ff4a02 113 #define FLEXCAN_RX_FIFO_STD_FILTER_TYPE_B_HIGH(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 114 FLEXCAN_RX_FIFO_STD_MASK_TYPE_B_HIGH( \
AnnaBridge 161:aa5281ff4a02 115 id, rtr, ide) /*!< Standard Rx FIFO Filter helper macro Type B upper part helper macro. */
AnnaBridge 161:aa5281ff4a02 116 #define FLEXCAN_RX_FIFO_STD_FILTER_TYPE_B_LOW(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 117 FLEXCAN_RX_FIFO_STD_MASK_TYPE_B_LOW( \
AnnaBridge 161:aa5281ff4a02 118 id, rtr, ide) /*!< Standard Rx FIFO Filter helper macro Type B lower part helper macro. */
AnnaBridge 161:aa5281ff4a02 119 #define FLEXCAN_RX_FIFO_STD_FILTER_TYPE_C_HIGH(id) \
AnnaBridge 161:aa5281ff4a02 120 FLEXCAN_RX_FIFO_STD_MASK_TYPE_C_HIGH( \
AnnaBridge 161:aa5281ff4a02 121 id) /*!< Standard Rx FIFO Filter helper macro Type C upper part helper macro. */
AnnaBridge 161:aa5281ff4a02 122 #define FLEXCAN_RX_FIFO_STD_FILTER_TYPE_C_MID_HIGH(id) \
AnnaBridge 161:aa5281ff4a02 123 FLEXCAN_RX_FIFO_STD_MASK_TYPE_C_MID_HIGH( \
AnnaBridge 161:aa5281ff4a02 124 id) /*!< Standard Rx FIFO Filter helper macro Type C mid-upper part helper macro. */
AnnaBridge 161:aa5281ff4a02 125 #define FLEXCAN_RX_FIFO_STD_FILTER_TYPE_C_MID_LOW(id) \
AnnaBridge 161:aa5281ff4a02 126 FLEXCAN_RX_FIFO_STD_MASK_TYPE_C_MID_LOW( \
AnnaBridge 161:aa5281ff4a02 127 id) /*!< Standard Rx FIFO Filter helper macro Type C mid-lower part helper macro. */
AnnaBridge 170:e95d10626187 128 #define FLEXCAN_RX_FIFO_STD_FILTER_TYPE_C_LOW(id) \
AnnaBridge 170:e95d10626187 129 FLEXCAN_RX_FIFO_STD_MASK_TYPE_C_LOW( \
AnnaBridge 170:e95d10626187 130 id) /*!< Standard Rx FIFO Filter helper macro Type C lower part helper macro. \ \ \ \ \ \
AnnaBridge 170:e95d10626187 131 */
AnnaBridge 161:aa5281ff4a02 132 #define FLEXCAN_RX_FIFO_EXT_FILTER_TYPE_A(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 133 FLEXCAN_RX_FIFO_EXT_MASK_TYPE_A(id, rtr, ide) /*!< Extend Rx FIFO Filter helper macro Type A helper macro. */
AnnaBridge 161:aa5281ff4a02 134 #define FLEXCAN_RX_FIFO_EXT_FILTER_TYPE_B_HIGH(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 135 FLEXCAN_RX_FIFO_EXT_MASK_TYPE_B_HIGH( \
AnnaBridge 161:aa5281ff4a02 136 id, rtr, ide) /*!< Extend Rx FIFO Filter helper macro Type B upper part helper macro. */
AnnaBridge 161:aa5281ff4a02 137 #define FLEXCAN_RX_FIFO_EXT_FILTER_TYPE_B_LOW(id, rtr, ide) \
AnnaBridge 161:aa5281ff4a02 138 FLEXCAN_RX_FIFO_EXT_MASK_TYPE_B_LOW( \
AnnaBridge 161:aa5281ff4a02 139 id, rtr, ide) /*!< Extend Rx FIFO Filter helper macro Type B lower part helper macro. */
AnnaBridge 170:e95d10626187 140 #define FLEXCAN_RX_FIFO_EXT_FILTER_TYPE_C_HIGH(id) \
AnnaBridge 170:e95d10626187 141 FLEXCAN_RX_FIFO_EXT_MASK_TYPE_C_HIGH( \
AnnaBridge 170:e95d10626187 142 id) /*!< Extend Rx FIFO Filter helper macro Type C upper part helper macro. \ \ \ \ \ \
AnnaBridge 170:e95d10626187 143 */
AnnaBridge 161:aa5281ff4a02 144 #define FLEXCAN_RX_FIFO_EXT_FILTER_TYPE_C_MID_HIGH(id) \
AnnaBridge 161:aa5281ff4a02 145 FLEXCAN_RX_FIFO_EXT_MASK_TYPE_C_MID_HIGH( \
AnnaBridge 161:aa5281ff4a02 146 id) /*!< Extend Rx FIFO Filter helper macro Type C mid-upper part helper macro. */
AnnaBridge 161:aa5281ff4a02 147 #define FLEXCAN_RX_FIFO_EXT_FILTER_TYPE_C_MID_LOW(id) \
AnnaBridge 161:aa5281ff4a02 148 FLEXCAN_RX_FIFO_EXT_MASK_TYPE_C_MID_LOW( \
AnnaBridge 161:aa5281ff4a02 149 id) /*!< Extend Rx FIFO Filter helper macro Type C mid-lower part helper macro. */
AnnaBridge 161:aa5281ff4a02 150 #define FLEXCAN_RX_FIFO_EXT_FILTER_TYPE_C_LOW(id) \
AnnaBridge 161:aa5281ff4a02 151 FLEXCAN_RX_FIFO_EXT_MASK_TYPE_C_LOW(id) /*!< Extend Rx FIFO Filter helper macro Type C lower part helper macro. */
AnnaBridge 161:aa5281ff4a02 152
AnnaBridge 161:aa5281ff4a02 153 /*! @brief FlexCAN transfer status. */
AnnaBridge 161:aa5281ff4a02 154 enum _flexcan_status
AnnaBridge 161:aa5281ff4a02 155 {
AnnaBridge 161:aa5281ff4a02 156 kStatus_FLEXCAN_TxBusy = MAKE_STATUS(kStatusGroup_FLEXCAN, 0), /*!< Tx Message Buffer is Busy. */
AnnaBridge 161:aa5281ff4a02 157 kStatus_FLEXCAN_TxIdle = MAKE_STATUS(kStatusGroup_FLEXCAN, 1), /*!< Tx Message Buffer is Idle. */
AnnaBridge 161:aa5281ff4a02 158 kStatus_FLEXCAN_TxSwitchToRx = MAKE_STATUS(
AnnaBridge 161:aa5281ff4a02 159 kStatusGroup_FLEXCAN, 2), /*!< Remote Message is send out and Message buffer changed to Receive one. */
AnnaBridge 161:aa5281ff4a02 160 kStatus_FLEXCAN_RxBusy = MAKE_STATUS(kStatusGroup_FLEXCAN, 3), /*!< Rx Message Buffer is Busy. */
AnnaBridge 161:aa5281ff4a02 161 kStatus_FLEXCAN_RxIdle = MAKE_STATUS(kStatusGroup_FLEXCAN, 4), /*!< Rx Message Buffer is Idle. */
AnnaBridge 161:aa5281ff4a02 162 kStatus_FLEXCAN_RxOverflow = MAKE_STATUS(kStatusGroup_FLEXCAN, 5), /*!< Rx Message Buffer is Overflowed. */
AnnaBridge 161:aa5281ff4a02 163 kStatus_FLEXCAN_RxFifoBusy = MAKE_STATUS(kStatusGroup_FLEXCAN, 6), /*!< Rx Message FIFO is Busy. */
AnnaBridge 161:aa5281ff4a02 164 kStatus_FLEXCAN_RxFifoIdle = MAKE_STATUS(kStatusGroup_FLEXCAN, 7), /*!< Rx Message FIFO is Idle. */
AnnaBridge 161:aa5281ff4a02 165 kStatus_FLEXCAN_RxFifoOverflow = MAKE_STATUS(kStatusGroup_FLEXCAN, 8), /*!< Rx Message FIFO is overflowed. */
AnnaBridge 161:aa5281ff4a02 166 kStatus_FLEXCAN_RxFifoWarning = MAKE_STATUS(kStatusGroup_FLEXCAN, 9), /*!< Rx Message FIFO is almost overflowed. */
AnnaBridge 161:aa5281ff4a02 167 kStatus_FLEXCAN_ErrorStatus = MAKE_STATUS(kStatusGroup_FLEXCAN, 10), /*!< FlexCAN Module Error and Status. */
AnnaBridge 161:aa5281ff4a02 168 kStatus_FLEXCAN_UnHandled = MAKE_STATUS(kStatusGroup_FLEXCAN, 11), /*!< UnHadled Interrupt asserted. */
AnnaBridge 161:aa5281ff4a02 169 };
AnnaBridge 161:aa5281ff4a02 170
AnnaBridge 161:aa5281ff4a02 171 /*! @brief FlexCAN frame format. */
AnnaBridge 161:aa5281ff4a02 172 typedef enum _flexcan_frame_format
AnnaBridge 161:aa5281ff4a02 173 {
AnnaBridge 161:aa5281ff4a02 174 kFLEXCAN_FrameFormatStandard = 0x0U, /*!< Standard frame format attribute. */
AnnaBridge 161:aa5281ff4a02 175 kFLEXCAN_FrameFormatExtend = 0x1U, /*!< Extend frame format attribute. */
AnnaBridge 161:aa5281ff4a02 176 } flexcan_frame_format_t;
AnnaBridge 161:aa5281ff4a02 177
AnnaBridge 161:aa5281ff4a02 178 /*! @brief FlexCAN frame type. */
AnnaBridge 161:aa5281ff4a02 179 typedef enum _flexcan_frame_type
AnnaBridge 161:aa5281ff4a02 180 {
AnnaBridge 161:aa5281ff4a02 181 kFLEXCAN_FrameTypeData = 0x0U, /*!< Data frame type attribute. */
AnnaBridge 161:aa5281ff4a02 182 kFLEXCAN_FrameTypeRemote = 0x1U, /*!< Remote frame type attribute. */
AnnaBridge 161:aa5281ff4a02 183 } flexcan_frame_type_t;
AnnaBridge 161:aa5281ff4a02 184
AnnaBridge 161:aa5281ff4a02 185 #if (!defined(FSL_FEATURE_FLEXCAN_SUPPORT_ENGINE_CLK_SEL_REMOVE)) || !FSL_FEATURE_FLEXCAN_SUPPORT_ENGINE_CLK_SEL_REMOVE
AnnaBridge 161:aa5281ff4a02 186 /*! @brief FlexCAN clock source. */
AnnaBridge 161:aa5281ff4a02 187 typedef enum _flexcan_clock_source
AnnaBridge 161:aa5281ff4a02 188 {
AnnaBridge 161:aa5281ff4a02 189 kFLEXCAN_ClkSrcOsc = 0x0U, /*!< FlexCAN Protocol Engine clock from Oscillator. */
AnnaBridge 161:aa5281ff4a02 190 kFLEXCAN_ClkSrcPeri = 0x1U, /*!< FlexCAN Protocol Engine clock from Peripheral Clock. */
AnnaBridge 161:aa5281ff4a02 191 } flexcan_clock_source_t;
AnnaBridge 161:aa5281ff4a02 192 #endif /* FSL_FEATURE_FLEXCAN_SUPPORT_ENGINE_CLK_SEL_REMOVE */
AnnaBridge 161:aa5281ff4a02 193
AnnaBridge 161:aa5281ff4a02 194 /*! @brief FlexCAN Rx Fifo Filter type. */
AnnaBridge 161:aa5281ff4a02 195 typedef enum _flexcan_rx_fifo_filter_type
AnnaBridge 161:aa5281ff4a02 196 {
AnnaBridge 161:aa5281ff4a02 197 kFLEXCAN_RxFifoFilterTypeA = 0x0U, /*!< One full ID (standard and extended) per ID Filter element. */
AnnaBridge 161:aa5281ff4a02 198 kFLEXCAN_RxFifoFilterTypeB =
AnnaBridge 161:aa5281ff4a02 199 0x1U, /*!< Two full standard IDs or two partial 14-bit ID slices per ID Filter Table element. */
AnnaBridge 161:aa5281ff4a02 200 kFLEXCAN_RxFifoFilterTypeC =
AnnaBridge 161:aa5281ff4a02 201 0x2U, /*!< Four partial 8-bit Standard or extended ID slices per ID Filter Table element. */
AnnaBridge 161:aa5281ff4a02 202 kFLEXCAN_RxFifoFilterTypeD = 0x3U, /*!< All frames rejected. */
AnnaBridge 161:aa5281ff4a02 203 } flexcan_rx_fifo_filter_type_t;
AnnaBridge 161:aa5281ff4a02 204
AnnaBridge 161:aa5281ff4a02 205 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 206 /*!
AnnaBridge 161:aa5281ff4a02 207 * @brief FlexCAN Message Buffer Data Size.
AnnaBridge 161:aa5281ff4a02 208 */
AnnaBridge 161:aa5281ff4a02 209 typedef enum _flexcan_mb_size
AnnaBridge 161:aa5281ff4a02 210 {
AnnaBridge 161:aa5281ff4a02 211 kFLEXCAN_8BperMB = 0x0U, /*!< Selects 8 bytes per Message Buffer. */
AnnaBridge 161:aa5281ff4a02 212 kFLEXCAN_16BperMB = 0x1U, /*!< Selects 16 bytes per Message Buffer. */
AnnaBridge 161:aa5281ff4a02 213 kFLEXCAN_32BperMB = 0x2U, /*!< Selects 32 bytes per Message Buffer. */
AnnaBridge 161:aa5281ff4a02 214 kFLEXCAN_64BperMB = 0x3U, /*!< Selects 64 bytes per Message Buffer. */
AnnaBridge 161:aa5281ff4a02 215 } flexcan_mb_size_t;
AnnaBridge 161:aa5281ff4a02 216 #endif
AnnaBridge 161:aa5281ff4a02 217
AnnaBridge 161:aa5281ff4a02 218 /*!
AnnaBridge 161:aa5281ff4a02 219 * @brief FlexCAN Rx FIFO priority.
AnnaBridge 161:aa5281ff4a02 220 *
AnnaBridge 161:aa5281ff4a02 221 * The matching process starts from the Rx MB(or Rx FIFO) with higher priority.
AnnaBridge 161:aa5281ff4a02 222 * If no MB(or Rx FIFO filter) is satisfied, the matching process goes on with
AnnaBridge 161:aa5281ff4a02 223 * the Rx FIFO(or Rx MB) with lower priority.
AnnaBridge 161:aa5281ff4a02 224 */
AnnaBridge 161:aa5281ff4a02 225 typedef enum _flexcan_rx_fifo_priority
AnnaBridge 161:aa5281ff4a02 226 {
AnnaBridge 161:aa5281ff4a02 227 kFLEXCAN_RxFifoPrioLow = 0x0U, /*!< Matching process start from Rx Message Buffer first*/
AnnaBridge 161:aa5281ff4a02 228 kFLEXCAN_RxFifoPrioHigh = 0x1U, /*!< Matching process start from Rx FIFO first*/
AnnaBridge 161:aa5281ff4a02 229 } flexcan_rx_fifo_priority_t;
AnnaBridge 161:aa5281ff4a02 230
AnnaBridge 161:aa5281ff4a02 231 /*!
AnnaBridge 161:aa5281ff4a02 232 * @brief FlexCAN interrupt configuration structure, default settings all disabled.
AnnaBridge 161:aa5281ff4a02 233 *
AnnaBridge 161:aa5281ff4a02 234 * This structure contains the settings for all of the FlexCAN Module interrupt configurations.
AnnaBridge 161:aa5281ff4a02 235 * Note: FlexCAN Message Buffers and Rx FIFO have their own interrupts.
AnnaBridge 161:aa5281ff4a02 236 */
AnnaBridge 161:aa5281ff4a02 237 enum _flexcan_interrupt_enable
AnnaBridge 161:aa5281ff4a02 238 {
AnnaBridge 161:aa5281ff4a02 239 kFLEXCAN_BusOffInterruptEnable = CAN_CTRL1_BOFFMSK_MASK, /*!< Bus Off interrupt. */
AnnaBridge 161:aa5281ff4a02 240 kFLEXCAN_ErrorInterruptEnable = CAN_CTRL1_ERRMSK_MASK, /*!< Error interrupt. */
AnnaBridge 161:aa5281ff4a02 241 kFLEXCAN_RxWarningInterruptEnable = CAN_CTRL1_RWRNMSK_MASK, /*!< Rx Warning interrupt. */
AnnaBridge 161:aa5281ff4a02 242 kFLEXCAN_TxWarningInterruptEnable = CAN_CTRL1_TWRNMSK_MASK, /*!< Tx Warning interrupt. */
AnnaBridge 161:aa5281ff4a02 243 kFLEXCAN_WakeUpInterruptEnable = CAN_MCR_WAKMSK_MASK, /*!< Wake Up interrupt. */
AnnaBridge 161:aa5281ff4a02 244 };
AnnaBridge 161:aa5281ff4a02 245
AnnaBridge 161:aa5281ff4a02 246 /*!
AnnaBridge 161:aa5281ff4a02 247 * @brief FlexCAN status flags.
AnnaBridge 161:aa5281ff4a02 248 *
AnnaBridge 161:aa5281ff4a02 249 * This provides constants for the FlexCAN status flags for use in the FlexCAN functions.
AnnaBridge 161:aa5281ff4a02 250 * Note: The CPU read action clears FlEXCAN_ErrorFlag, therefore user need to
AnnaBridge 161:aa5281ff4a02 251 * read FlEXCAN_ErrorFlag and distinguish which error is occur using
AnnaBridge 161:aa5281ff4a02 252 * @ref _flexcan_error_flags enumerations.
AnnaBridge 161:aa5281ff4a02 253 */
AnnaBridge 161:aa5281ff4a02 254 enum _flexcan_flags
AnnaBridge 161:aa5281ff4a02 255 {
AnnaBridge 161:aa5281ff4a02 256 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 257 kFLEXCAN_FDErrorIntFlag = CAN_ESR1_ERRINT_FAST_MASK, /*!< Error Overrun Status. */
AnnaBridge 161:aa5281ff4a02 258 kFLEXCAN_BusoffDoneIntFlag = CAN_ESR1_BOFFDONEINT_MASK, /*!< Error Overrun Status. */
AnnaBridge 161:aa5281ff4a02 259 #endif
AnnaBridge 161:aa5281ff4a02 260 kFLEXCAN_SynchFlag = CAN_ESR1_SYNCH_MASK, /*!< CAN Synchronization Status. */
AnnaBridge 161:aa5281ff4a02 261 kFLEXCAN_TxWarningIntFlag = CAN_ESR1_TWRNINT_MASK, /*!< Tx Warning Interrupt Flag. */
AnnaBridge 161:aa5281ff4a02 262 kFLEXCAN_RxWarningIntFlag = CAN_ESR1_RWRNINT_MASK, /*!< Rx Warning Interrupt Flag. */
AnnaBridge 161:aa5281ff4a02 263 kFLEXCAN_TxErrorWarningFlag = CAN_ESR1_TXWRN_MASK, /*!< Tx Error Warning Status. */
AnnaBridge 161:aa5281ff4a02 264 kFLEXCAN_RxErrorWarningFlag = CAN_ESR1_RXWRN_MASK, /*!< Rx Error Warning Status. */
AnnaBridge 161:aa5281ff4a02 265 kFLEXCAN_IdleFlag = CAN_ESR1_IDLE_MASK, /*!< CAN IDLE Status Flag. */
AnnaBridge 161:aa5281ff4a02 266 kFLEXCAN_FaultConfinementFlag = CAN_ESR1_FLTCONF_MASK, /*!< Fault Confinement State Flag. */
AnnaBridge 161:aa5281ff4a02 267 kFLEXCAN_TransmittingFlag = CAN_ESR1_TX_MASK, /*!< FlexCAN In Transmission Status. */
AnnaBridge 161:aa5281ff4a02 268 kFLEXCAN_ReceivingFlag = CAN_ESR1_RX_MASK, /*!< FlexCAN In Reception Status. */
AnnaBridge 161:aa5281ff4a02 269 kFLEXCAN_BusOffIntFlag = CAN_ESR1_BOFFINT_MASK, /*!< Bus Off Interrupt Flag. */
AnnaBridge 161:aa5281ff4a02 270 kFLEXCAN_ErrorIntFlag = CAN_ESR1_ERRINT_MASK, /*!< Error Interrupt Flag. */
AnnaBridge 161:aa5281ff4a02 271 kFLEXCAN_WakeUpIntFlag = CAN_ESR1_WAKINT_MASK, /*!< Wake-Up Interrupt Flag. */
AnnaBridge 161:aa5281ff4a02 272 kFLEXCAN_ErrorFlag = /*!< All FlexCAN Error Status. */
AnnaBridge 161:aa5281ff4a02 273 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 274 CAN_ESR1_STFERR_FAST_MASK | CAN_ESR1_FRMERR_FAST_MASK | CAN_ESR1_CRCERR_FAST_MASK | CAN_ESR1_BIT0ERR_FAST_MASK |
AnnaBridge 161:aa5281ff4a02 275 CAN_ESR1_BIT1ERR_FAST_MASK | CAN_ESR1_ERROVR_MASK |
AnnaBridge 161:aa5281ff4a02 276 #endif
AnnaBridge 161:aa5281ff4a02 277 CAN_ESR1_BIT1ERR_MASK | CAN_ESR1_BIT0ERR_MASK | CAN_ESR1_ACKERR_MASK | CAN_ESR1_CRCERR_MASK | CAN_ESR1_FRMERR_MASK |
AnnaBridge 161:aa5281ff4a02 278 CAN_ESR1_STFERR_MASK,
AnnaBridge 161:aa5281ff4a02 279 };
AnnaBridge 161:aa5281ff4a02 280
AnnaBridge 161:aa5281ff4a02 281 /*!
AnnaBridge 161:aa5281ff4a02 282 * @brief FlexCAN error status flags.
AnnaBridge 161:aa5281ff4a02 283 *
AnnaBridge 161:aa5281ff4a02 284 * The FlexCAN Error Status enumerations is used to report current error of the FlexCAN bus.
AnnaBridge 161:aa5281ff4a02 285 * This enumerations should be used with KFLEXCAN_ErrorFlag in @ref _flexcan_flags enumerations
AnnaBridge 161:aa5281ff4a02 286 * to ditermine which error is generated.
AnnaBridge 161:aa5281ff4a02 287 */
AnnaBridge 161:aa5281ff4a02 288 enum _flexcan_error_flags
AnnaBridge 161:aa5281ff4a02 289 {
AnnaBridge 161:aa5281ff4a02 290 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 291 kFLEXCAN_FDStuffingError = CAN_ESR1_STFERR_FAST_MASK, /*!< Stuffing Error. */
AnnaBridge 161:aa5281ff4a02 292 kFLEXCAN_FDFormError = CAN_ESR1_FRMERR_FAST_MASK, /*!< Form Error. */
AnnaBridge 161:aa5281ff4a02 293 kFLEXCAN_FDCrcError = CAN_ESR1_CRCERR_FAST_MASK, /*!< Cyclic Redundancy Check Error. */
AnnaBridge 161:aa5281ff4a02 294 kFLEXCAN_FDBit0Error = CAN_ESR1_BIT0ERR_FAST_MASK, /*!< Unable to send dominant bit. */
AnnaBridge 161:aa5281ff4a02 295 kFLEXCAN_FDBit1Error = CAN_ESR1_BIT1ERR_FAST_MASK, /*!< Unable to send recessive bit. */
AnnaBridge 161:aa5281ff4a02 296 kFLEXCAN_OverrunError = CAN_ESR1_ERROVR_MASK, /*!< Error Overrun Status. */
AnnaBridge 161:aa5281ff4a02 297 #endif
AnnaBridge 161:aa5281ff4a02 298 kFLEXCAN_StuffingError = CAN_ESR1_STFERR_MASK, /*!< Stuffing Error. */
AnnaBridge 161:aa5281ff4a02 299 kFLEXCAN_FormError = CAN_ESR1_FRMERR_MASK, /*!< Form Error. */
AnnaBridge 161:aa5281ff4a02 300 kFLEXCAN_CrcError = CAN_ESR1_CRCERR_MASK, /*!< Cyclic Redundancy Check Error. */
AnnaBridge 161:aa5281ff4a02 301 kFLEXCAN_AckError = CAN_ESR1_ACKERR_MASK, /*!< Received no ACK on transmission. */
AnnaBridge 161:aa5281ff4a02 302 kFLEXCAN_Bit0Error = CAN_ESR1_BIT0ERR_MASK, /*!< Unable to send dominant bit. */
AnnaBridge 161:aa5281ff4a02 303 kFLEXCAN_Bit1Error = CAN_ESR1_BIT1ERR_MASK, /*!< Unable to send recessive bit. */
AnnaBridge 161:aa5281ff4a02 304 };
AnnaBridge 161:aa5281ff4a02 305
AnnaBridge 161:aa5281ff4a02 306 /*!
AnnaBridge 161:aa5281ff4a02 307 * @brief FlexCAN Rx FIFO status flags.
AnnaBridge 161:aa5281ff4a02 308 *
AnnaBridge 161:aa5281ff4a02 309 * The FlexCAN Rx FIFO Status enumerations are used to determine the status of the
AnnaBridge 161:aa5281ff4a02 310 * Rx FIFO. Because Rx FIFO occupy the MB0 ~ MB7 (Rx Fifo filter also occupies
AnnaBridge 161:aa5281ff4a02 311 * more Message Buffer space), Rx FIFO status flags are mapped to the corresponding
AnnaBridge 161:aa5281ff4a02 312 * Message Buffer status flags.
AnnaBridge 161:aa5281ff4a02 313 */
AnnaBridge 161:aa5281ff4a02 314 enum _flexcan_rx_fifo_flags
AnnaBridge 161:aa5281ff4a02 315 {
AnnaBridge 161:aa5281ff4a02 316 kFLEXCAN_RxFifoOverflowFlag = CAN_IFLAG1_BUF7I_MASK, /*!< Rx FIFO overflow flag. */
AnnaBridge 161:aa5281ff4a02 317 kFLEXCAN_RxFifoWarningFlag = CAN_IFLAG1_BUF6I_MASK, /*!< Rx FIFO almost full flag. */
AnnaBridge 161:aa5281ff4a02 318 kFLEXCAN_RxFifoFrameAvlFlag = CAN_IFLAG1_BUF5I_MASK, /*!< Frames available in Rx FIFO flag. */
AnnaBridge 161:aa5281ff4a02 319 };
AnnaBridge 161:aa5281ff4a02 320
AnnaBridge 161:aa5281ff4a02 321 #if defined(__CC_ARM)
AnnaBridge 161:aa5281ff4a02 322 #pragma anon_unions
AnnaBridge 161:aa5281ff4a02 323 #endif
AnnaBridge 161:aa5281ff4a02 324 /*! @brief FlexCAN message frame structure. */
AnnaBridge 161:aa5281ff4a02 325 typedef struct _flexcan_frame
AnnaBridge 161:aa5281ff4a02 326 {
AnnaBridge 161:aa5281ff4a02 327 struct
AnnaBridge 161:aa5281ff4a02 328 {
AnnaBridge 161:aa5281ff4a02 329 uint32_t timestamp : 16; /*!< FlexCAN internal Free-Running Counter Time Stamp. */
AnnaBridge 161:aa5281ff4a02 330 uint32_t length : 4; /*!< CAN frame payload length in bytes(Range: 0~8). */
AnnaBridge 161:aa5281ff4a02 331 uint32_t type : 1; /*!< CAN Frame Type(DATA or REMOTE). */
AnnaBridge 161:aa5281ff4a02 332 uint32_t format : 1; /*!< CAN Frame Identifier(STD or EXT format). */
AnnaBridge 161:aa5281ff4a02 333 uint32_t : 1; /*!< Reserved. */
AnnaBridge 161:aa5281ff4a02 334 uint32_t idhit : 9; /*!< CAN Rx FIFO filter hit id(This value is only used in Rx FIFO receive mode). */
AnnaBridge 161:aa5281ff4a02 335 };
AnnaBridge 161:aa5281ff4a02 336 struct
AnnaBridge 161:aa5281ff4a02 337 {
AnnaBridge 161:aa5281ff4a02 338 uint32_t id : 29; /*!< CAN Frame Identifier, should be set using FLEXCAN_ID_EXT() or FLEXCAN_ID_STD() macro. */
AnnaBridge 161:aa5281ff4a02 339 uint32_t : 3; /*!< Reserved. */
AnnaBridge 161:aa5281ff4a02 340 };
AnnaBridge 161:aa5281ff4a02 341 union
AnnaBridge 161:aa5281ff4a02 342 {
AnnaBridge 161:aa5281ff4a02 343 struct
AnnaBridge 161:aa5281ff4a02 344 {
AnnaBridge 161:aa5281ff4a02 345 uint32_t dataWord0; /*!< CAN Frame payload word0. */
AnnaBridge 161:aa5281ff4a02 346 uint32_t dataWord1; /*!< CAN Frame payload word1. */
AnnaBridge 161:aa5281ff4a02 347 };
AnnaBridge 161:aa5281ff4a02 348 struct
AnnaBridge 161:aa5281ff4a02 349 {
AnnaBridge 161:aa5281ff4a02 350 uint8_t dataByte3; /*!< CAN Frame payload byte3. */
AnnaBridge 161:aa5281ff4a02 351 uint8_t dataByte2; /*!< CAN Frame payload byte2. */
AnnaBridge 161:aa5281ff4a02 352 uint8_t dataByte1; /*!< CAN Frame payload byte1. */
AnnaBridge 161:aa5281ff4a02 353 uint8_t dataByte0; /*!< CAN Frame payload byte0. */
AnnaBridge 161:aa5281ff4a02 354 uint8_t dataByte7; /*!< CAN Frame payload byte7. */
AnnaBridge 161:aa5281ff4a02 355 uint8_t dataByte6; /*!< CAN Frame payload byte6. */
AnnaBridge 161:aa5281ff4a02 356 uint8_t dataByte5; /*!< CAN Frame payload byte5. */
AnnaBridge 161:aa5281ff4a02 357 uint8_t dataByte4; /*!< CAN Frame payload byte4. */
AnnaBridge 161:aa5281ff4a02 358 };
AnnaBridge 161:aa5281ff4a02 359 };
AnnaBridge 161:aa5281ff4a02 360 } flexcan_frame_t;
AnnaBridge 161:aa5281ff4a02 361
AnnaBridge 161:aa5281ff4a02 362 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 363 /*! @brief CAN FDmessage frame structure. */
AnnaBridge 161:aa5281ff4a02 364 typedef struct _flexcan_fd_frame
AnnaBridge 161:aa5281ff4a02 365 {
AnnaBridge 161:aa5281ff4a02 366 struct
AnnaBridge 161:aa5281ff4a02 367 {
AnnaBridge 161:aa5281ff4a02 368 uint32_t timestamp : 16; /*!< FlexCAN internal Free-Running Counter Time Stamp. */
AnnaBridge 161:aa5281ff4a02 369 uint32_t length : 4; /*!< CAN frame payload length in bytes(Range: 0~8). */
AnnaBridge 161:aa5281ff4a02 370 uint32_t type : 1; /*!< CAN Frame Type(DATA or REMOTE). */
AnnaBridge 161:aa5281ff4a02 371 uint32_t format : 1; /*!< CAN Frame Identifier(STD or EXT format). */
AnnaBridge 161:aa5281ff4a02 372 uint32_t srr : 1; /*!< Substitute Remote request. */
AnnaBridge 161:aa5281ff4a02 373 uint32_t : 1;
AnnaBridge 170:e95d10626187 374 uint32_t code : 4; /*!< Message Buffer Code. */
AnnaBridge 161:aa5281ff4a02 375 uint32_t : 1;
AnnaBridge 170:e95d10626187 376 uint32_t esi : 1; /*!< Error State Indicator. */
AnnaBridge 170:e95d10626187 377 uint32_t brs : 1; /*!< Bit Rate Switch. */
AnnaBridge 170:e95d10626187 378 uint32_t edl : 1; /*!< Extended Data Length. */
AnnaBridge 161:aa5281ff4a02 379 };
AnnaBridge 161:aa5281ff4a02 380 struct
AnnaBridge 161:aa5281ff4a02 381 {
AnnaBridge 161:aa5281ff4a02 382 uint32_t id : 29; /*!< CAN Frame Identifier, should be set using FLEXCAN_ID_EXT() or FLEXCAN_ID_STD() macro. */
AnnaBridge 161:aa5281ff4a02 383 uint32_t : 3; /*!< Reserved. */
AnnaBridge 161:aa5281ff4a02 384 };
AnnaBridge 161:aa5281ff4a02 385 union
AnnaBridge 161:aa5281ff4a02 386 {
AnnaBridge 161:aa5281ff4a02 387 struct
AnnaBridge 161:aa5281ff4a02 388 {
AnnaBridge 161:aa5281ff4a02 389 uint32_t dataWord[16]; /*!< CAN FD Frame payload, 16 double word maximum. */
AnnaBridge 161:aa5281ff4a02 390 };
AnnaBridge 161:aa5281ff4a02 391 struct
AnnaBridge 161:aa5281ff4a02 392 {
AnnaBridge 161:aa5281ff4a02 393 uint8_t dataByte3; /*!< CAN Frame payload byte3. */
AnnaBridge 161:aa5281ff4a02 394 uint8_t dataByte2; /*!< CAN Frame payload byte2. */
AnnaBridge 161:aa5281ff4a02 395 uint8_t dataByte1; /*!< CAN Frame payload byte1. */
AnnaBridge 161:aa5281ff4a02 396 uint8_t dataByte0; /*!< CAN Frame payload byte0. */
AnnaBridge 161:aa5281ff4a02 397 uint8_t dataByte7; /*!< CAN Frame payload byte7. */
AnnaBridge 161:aa5281ff4a02 398 uint8_t dataByte6; /*!< CAN Frame payload byte6. */
AnnaBridge 161:aa5281ff4a02 399 uint8_t dataByte5; /*!< CAN Frame payload byte5. */
AnnaBridge 161:aa5281ff4a02 400 uint8_t dataByte4; /*!< CAN Frame payload byte4. */
AnnaBridge 161:aa5281ff4a02 401 };
AnnaBridge 161:aa5281ff4a02 402 };
AnnaBridge 161:aa5281ff4a02 403 } flexcan_fd_frame_t;
AnnaBridge 161:aa5281ff4a02 404 #endif
AnnaBridge 161:aa5281ff4a02 405
AnnaBridge 170:e95d10626187 406 /*! @brief FlexCAN protocol timing characteristic configuration structure. */
AnnaBridge 170:e95d10626187 407 typedef struct _flexcan_timing_config
AnnaBridge 170:e95d10626187 408 {
AnnaBridge 170:e95d10626187 409 uint16_t preDivider; /*!< Clock Pre-scaler Division Factor. */
AnnaBridge 170:e95d10626187 410 uint8_t rJumpwidth; /*!< Re-sync Jump Width. */
AnnaBridge 170:e95d10626187 411 uint8_t phaseSeg1; /*!< Phase Segment 1. */
AnnaBridge 170:e95d10626187 412 uint8_t phaseSeg2; /*!< Phase Segment 2. */
AnnaBridge 170:e95d10626187 413 uint8_t propSeg; /*!< Propagation Segment. */
AnnaBridge 170:e95d10626187 414 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 170:e95d10626187 415 uint16_t fpreDivider; /*!< Fast Clock Pre-scaler Division Factor. */
AnnaBridge 170:e95d10626187 416 uint8_t frJumpwidth; /*!< Fast Re-sync Jump Width. */
AnnaBridge 170:e95d10626187 417 uint8_t fphaseSeg1; /*!< Fast Phase Segment 1. */
AnnaBridge 170:e95d10626187 418 uint8_t fphaseSeg2; /*!< Fast Phase Segment 2. */
AnnaBridge 170:e95d10626187 419 uint8_t fpropSeg; /*!< Fast Propagation Segment. */
AnnaBridge 170:e95d10626187 420 #endif
AnnaBridge 170:e95d10626187 421 } flexcan_timing_config_t;
AnnaBridge 170:e95d10626187 422
AnnaBridge 161:aa5281ff4a02 423 /*! @brief FlexCAN module configuration structure. */
AnnaBridge 161:aa5281ff4a02 424 typedef struct _flexcan_config
AnnaBridge 161:aa5281ff4a02 425 {
AnnaBridge 161:aa5281ff4a02 426 uint32_t baudRate; /*!< FlexCAN baud rate in bps. */
AnnaBridge 161:aa5281ff4a02 427 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 428 uint32_t baudRateFD; /*!< FlexCAN FD baud rate in bps. */
AnnaBridge 161:aa5281ff4a02 429 #endif
AnnaBridge 161:aa5281ff4a02 430 #if (!defined(FSL_FEATURE_FLEXCAN_SUPPORT_ENGINE_CLK_SEL_REMOVE)) || !FSL_FEATURE_FLEXCAN_SUPPORT_ENGINE_CLK_SEL_REMOVE
AnnaBridge 161:aa5281ff4a02 431 flexcan_clock_source_t clkSrc; /*!< Clock source for FlexCAN Protocol Engine. */
AnnaBridge 161:aa5281ff4a02 432 #endif /* FSL_FEATURE_FLEXCAN_SUPPORT_ENGINE_CLK_SEL_REMOVE */
AnnaBridge 161:aa5281ff4a02 433 uint8_t maxMbNum; /*!< The maximum number of Message Buffers used by user. */
AnnaBridge 161:aa5281ff4a02 434 bool enableLoopBack; /*!< Enable or Disable Loop Back Self Test Mode. */
AnnaBridge 161:aa5281ff4a02 435 bool enableSelfWakeup; /*!< Enable or Disable Self Wakeup Mode. */
AnnaBridge 161:aa5281ff4a02 436 bool enableIndividMask; /*!< Enable or Disable Rx Individual Mask. */
AnnaBridge 161:aa5281ff4a02 437 #if (defined(FSL_FEATURE_FLEXCAN_HAS_DOZE_MODE_SUPPORT) && FSL_FEATURE_FLEXCAN_HAS_DOZE_MODE_SUPPORT)
AnnaBridge 161:aa5281ff4a02 438 bool enableDoze; /*!< Enable or Disable Doze Mode. */
AnnaBridge 161:aa5281ff4a02 439 #endif
AnnaBridge 170:e95d10626187 440 flexcan_timing_config_t timingConfig; /* Protocol timing . */
AnnaBridge 161:aa5281ff4a02 441 } flexcan_config_t;
AnnaBridge 161:aa5281ff4a02 442
AnnaBridge 161:aa5281ff4a02 443 /*!
AnnaBridge 161:aa5281ff4a02 444 * @brief FlexCAN Receive Message Buffer configuration structure
AnnaBridge 161:aa5281ff4a02 445 *
AnnaBridge 161:aa5281ff4a02 446 * This structure is used as the parameter of FLEXCAN_SetRxMbConfig() function.
AnnaBridge 161:aa5281ff4a02 447 * The FLEXCAN_SetRxMbConfig() function is used to configure FlexCAN Receive
AnnaBridge 161:aa5281ff4a02 448 * Message Buffer. The function abort previous receiving process, clean the
AnnaBridge 161:aa5281ff4a02 449 * Message Buffer and activate the Rx Message Buffer using given Message Buffer
AnnaBridge 161:aa5281ff4a02 450 * setting.
AnnaBridge 161:aa5281ff4a02 451 */
AnnaBridge 161:aa5281ff4a02 452 typedef struct _flexcan_rx_mb_config
AnnaBridge 161:aa5281ff4a02 453 {
AnnaBridge 161:aa5281ff4a02 454 uint32_t id; /*!< CAN Message Buffer Frame Identifier, should be set using
AnnaBridge 161:aa5281ff4a02 455 FLEXCAN_ID_EXT() or FLEXCAN_ID_STD() macro. */
AnnaBridge 161:aa5281ff4a02 456 flexcan_frame_format_t format; /*!< CAN Frame Identifier format(Standard of Extend). */
AnnaBridge 161:aa5281ff4a02 457 flexcan_frame_type_t type; /*!< CAN Frame Type(Data or Remote). */
AnnaBridge 161:aa5281ff4a02 458 } flexcan_rx_mb_config_t;
AnnaBridge 161:aa5281ff4a02 459
AnnaBridge 161:aa5281ff4a02 460 /*! @brief FlexCAN Rx FIFO configuration structure. */
AnnaBridge 161:aa5281ff4a02 461 typedef struct _flexcan_rx_fifo_config
AnnaBridge 161:aa5281ff4a02 462 {
AnnaBridge 161:aa5281ff4a02 463 uint32_t *idFilterTable; /*!< Pointer to the FlexCAN Rx FIFO identifier filter table. */
AnnaBridge 161:aa5281ff4a02 464 uint8_t idFilterNum; /*!< The quantity of filter elements. */
AnnaBridge 161:aa5281ff4a02 465 flexcan_rx_fifo_filter_type_t idFilterType; /*!< The FlexCAN Rx FIFO Filter type. */
AnnaBridge 161:aa5281ff4a02 466 flexcan_rx_fifo_priority_t priority; /*!< The FlexCAN Rx FIFO receive priority. */
AnnaBridge 161:aa5281ff4a02 467 } flexcan_rx_fifo_config_t;
AnnaBridge 161:aa5281ff4a02 468
AnnaBridge 161:aa5281ff4a02 469 /*! @brief FlexCAN Message Buffer transfer. */
AnnaBridge 161:aa5281ff4a02 470 typedef struct _flexcan_mb_transfer
AnnaBridge 161:aa5281ff4a02 471 {
AnnaBridge 161:aa5281ff4a02 472 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 473 flexcan_fd_frame_t *framefd;
AnnaBridge 161:aa5281ff4a02 474 #endif
AnnaBridge 161:aa5281ff4a02 475 flexcan_frame_t *frame; /*!< The buffer of CAN Message to be transfer. */
AnnaBridge 161:aa5281ff4a02 476 uint8_t mbIdx; /*!< The index of Message buffer used to transfer Message. */
AnnaBridge 161:aa5281ff4a02 477 } flexcan_mb_transfer_t;
AnnaBridge 161:aa5281ff4a02 478
AnnaBridge 161:aa5281ff4a02 479 /*! @brief FlexCAN Rx FIFO transfer. */
AnnaBridge 161:aa5281ff4a02 480 typedef struct _flexcan_fifo_transfer
AnnaBridge 161:aa5281ff4a02 481 {
AnnaBridge 161:aa5281ff4a02 482 flexcan_frame_t *frame; /*!< The buffer of CAN Message to be received from Rx FIFO. */
AnnaBridge 161:aa5281ff4a02 483 } flexcan_fifo_transfer_t;
AnnaBridge 161:aa5281ff4a02 484
AnnaBridge 161:aa5281ff4a02 485 /*! @brief FlexCAN handle structure definition. */
AnnaBridge 161:aa5281ff4a02 486 typedef struct _flexcan_handle flexcan_handle_t;
AnnaBridge 161:aa5281ff4a02 487
AnnaBridge 161:aa5281ff4a02 488 /*! @brief FlexCAN transfer callback function.
AnnaBridge 161:aa5281ff4a02 489 *
AnnaBridge 161:aa5281ff4a02 490 * The FlexCAN transfer callback returns a value from the underlying layer.
AnnaBridge 161:aa5281ff4a02 491 * If the status equals to kStatus_FLEXCAN_ErrorStatus, the result parameter is the Content of
AnnaBridge 161:aa5281ff4a02 492 * FlexCAN status register which can be used to get the working status(or error status) of FlexCAN module.
AnnaBridge 161:aa5281ff4a02 493 * If the status equals to other FlexCAN Message Buffer transfer status, the result is the index of
AnnaBridge 161:aa5281ff4a02 494 * Message Buffer that generate transfer event.
AnnaBridge 161:aa5281ff4a02 495 * If the status equals to other FlexCAN Message Buffer transfer status, the result is meaningless and should be
AnnaBridge 161:aa5281ff4a02 496 * Ignored.
AnnaBridge 161:aa5281ff4a02 497 */
AnnaBridge 161:aa5281ff4a02 498 typedef void (*flexcan_transfer_callback_t)(
AnnaBridge 161:aa5281ff4a02 499 CAN_Type *base, flexcan_handle_t *handle, status_t status, uint32_t result, void *userData);
AnnaBridge 161:aa5281ff4a02 500
AnnaBridge 161:aa5281ff4a02 501 /*! @brief FlexCAN handle structure. */
AnnaBridge 161:aa5281ff4a02 502 struct _flexcan_handle
AnnaBridge 161:aa5281ff4a02 503 {
AnnaBridge 161:aa5281ff4a02 504 flexcan_transfer_callback_t callback; /*!< Callback function. */
AnnaBridge 161:aa5281ff4a02 505 void *userData; /*!< FlexCAN callback function parameter.*/
AnnaBridge 161:aa5281ff4a02 506 flexcan_frame_t *volatile mbFrameBuf[CAN_WORD1_COUNT];
AnnaBridge 161:aa5281ff4a02 507 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 508 flexcan_fd_frame_t *volatile mbFDFrameBuf[CAN_WORD1_COUNT];
AnnaBridge 161:aa5281ff4a02 509 #endif
AnnaBridge 161:aa5281ff4a02 510 /*!< The buffer for received data from Message Buffers. */
AnnaBridge 161:aa5281ff4a02 511 flexcan_frame_t *volatile rxFifoFrameBuf; /*!< The buffer for received data from Rx FIFO. */
AnnaBridge 161:aa5281ff4a02 512 volatile uint8_t mbState[CAN_WORD1_COUNT]; /*!< Message Buffer transfer state. */
AnnaBridge 161:aa5281ff4a02 513 volatile uint8_t rxFifoState; /*!< Rx FIFO transfer state. */
AnnaBridge 161:aa5281ff4a02 514 };
AnnaBridge 161:aa5281ff4a02 515
AnnaBridge 161:aa5281ff4a02 516 /******************************************************************************
AnnaBridge 161:aa5281ff4a02 517 * API
AnnaBridge 161:aa5281ff4a02 518 *****************************************************************************/
AnnaBridge 161:aa5281ff4a02 519
AnnaBridge 161:aa5281ff4a02 520 #if defined(__cplusplus)
AnnaBridge 161:aa5281ff4a02 521 extern "C" {
AnnaBridge 161:aa5281ff4a02 522 #endif
AnnaBridge 161:aa5281ff4a02 523
AnnaBridge 161:aa5281ff4a02 524 /*!
AnnaBridge 161:aa5281ff4a02 525 * @name Initialization and deinitialization
AnnaBridge 161:aa5281ff4a02 526 * @{
AnnaBridge 161:aa5281ff4a02 527 */
AnnaBridge 161:aa5281ff4a02 528
AnnaBridge 161:aa5281ff4a02 529 /*!
AnnaBridge 170:e95d10626187 530 * @brief Get the FlexCAN instance from peripheral base address.
AnnaBridge 170:e95d10626187 531 *
AnnaBridge 170:e95d10626187 532 * @param base FlexCAN peripheral base address.
AnnaBridge 170:e95d10626187 533 * @return FlexCAN instance.
AnnaBridge 170:e95d10626187 534 */
AnnaBridge 170:e95d10626187 535 uint32_t FLEXCAN_GetInstance(CAN_Type *base);
AnnaBridge 170:e95d10626187 536
AnnaBridge 170:e95d10626187 537 /*!
AnnaBridge 161:aa5281ff4a02 538 * @brief Initializes a FlexCAN instance.
AnnaBridge 161:aa5281ff4a02 539 *
AnnaBridge 161:aa5281ff4a02 540 * This function initializes the FlexCAN module with user-defined settings.
AnnaBridge 161:aa5281ff4a02 541 * This example shows how to set up the flexcan_config_t parameters and how
AnnaBridge 161:aa5281ff4a02 542 * to call the FLEXCAN_Init function by passing in these parameters.
AnnaBridge 161:aa5281ff4a02 543 * @code
AnnaBridge 161:aa5281ff4a02 544 * flexcan_config_t flexcanConfig;
AnnaBridge 161:aa5281ff4a02 545 * flexcanConfig.clkSrc = kFLEXCAN_ClkSrcOsc;
AnnaBridge 161:aa5281ff4a02 546 * flexcanConfig.baudRate = 1000000U;
AnnaBridge 161:aa5281ff4a02 547 * flexcanConfig.maxMbNum = 16;
AnnaBridge 161:aa5281ff4a02 548 * flexcanConfig.enableLoopBack = false;
AnnaBridge 161:aa5281ff4a02 549 * flexcanConfig.enableSelfWakeup = false;
AnnaBridge 161:aa5281ff4a02 550 * flexcanConfig.enableIndividMask = false;
AnnaBridge 161:aa5281ff4a02 551 * flexcanConfig.enableDoze = false;
AnnaBridge 170:e95d10626187 552 * flexcanConfig.timingConfig = timingConfig;
AnnaBridge 161:aa5281ff4a02 553 * FLEXCAN_Init(CAN0, &flexcanConfig, 8000000UL);
AnnaBridge 161:aa5281ff4a02 554 * @endcode
AnnaBridge 161:aa5281ff4a02 555 *
AnnaBridge 161:aa5281ff4a02 556 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 557 * @param config Pointer to the user-defined configuration structure.
AnnaBridge 161:aa5281ff4a02 558 * @param sourceClock_Hz FlexCAN Protocol Engine clock source frequency in Hz.
AnnaBridge 161:aa5281ff4a02 559 */
AnnaBridge 161:aa5281ff4a02 560 void FLEXCAN_Init(CAN_Type *base, const flexcan_config_t *config, uint32_t sourceClock_Hz);
AnnaBridge 161:aa5281ff4a02 561
AnnaBridge 161:aa5281ff4a02 562 /*!
AnnaBridge 161:aa5281ff4a02 563 * @brief De-initializes a FlexCAN instance.
AnnaBridge 161:aa5281ff4a02 564 *
AnnaBridge 161:aa5281ff4a02 565 * This function disables the FlexCAN module clock and sets all register values
AnnaBridge 161:aa5281ff4a02 566 * to the reset value.
AnnaBridge 161:aa5281ff4a02 567 *
AnnaBridge 161:aa5281ff4a02 568 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 569 */
AnnaBridge 161:aa5281ff4a02 570 void FLEXCAN_Deinit(CAN_Type *base);
AnnaBridge 161:aa5281ff4a02 571
AnnaBridge 161:aa5281ff4a02 572 /*!
AnnaBridge 161:aa5281ff4a02 573 * @brief Gets the default configuration structure.
AnnaBridge 161:aa5281ff4a02 574 *
AnnaBridge 161:aa5281ff4a02 575 * This function initializes the FlexCAN configuration structure to default values. The default
AnnaBridge 161:aa5281ff4a02 576 * values are as follows.
AnnaBridge 161:aa5281ff4a02 577 * flexcanConfig->clkSrc = KFLEXCAN_ClkSrcOsc;
AnnaBridge 161:aa5281ff4a02 578 * flexcanConfig->baudRate = 1000000U;
AnnaBridge 161:aa5281ff4a02 579 * flexcanConfig->maxMbNum = 16;
AnnaBridge 161:aa5281ff4a02 580 * flexcanConfig->enableLoopBack = false;
AnnaBridge 161:aa5281ff4a02 581 * flexcanConfig->enableSelfWakeup = false;
AnnaBridge 161:aa5281ff4a02 582 * flexcanConfig->enableIndividMask = false;
AnnaBridge 161:aa5281ff4a02 583 * flexcanConfig->enableDoze = false;
AnnaBridge 170:e95d10626187 584 * flexcanConfig.timingConfig = timingConfig;
AnnaBridge 161:aa5281ff4a02 585 *
AnnaBridge 161:aa5281ff4a02 586 * @param config Pointer to the FlexCAN configuration structure.
AnnaBridge 161:aa5281ff4a02 587 */
AnnaBridge 161:aa5281ff4a02 588 void FLEXCAN_GetDefaultConfig(flexcan_config_t *config);
AnnaBridge 161:aa5281ff4a02 589
AnnaBridge 161:aa5281ff4a02 590 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 591 /*!
AnnaBridge 161:aa5281ff4a02 592 * @brief Sets the FlexCAN FD protocol characteristic.
AnnaBridge 161:aa5281ff4a02 593 *
AnnaBridge 161:aa5281ff4a02 594 * This function gives user settings to CAN FD characteristic.
AnnaBridge 161:aa5281ff4a02 595 *
AnnaBridge 161:aa5281ff4a02 596 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 597 * @param dataSize Quantity of data bytes allocated for the message payload.
AnnaBridge 161:aa5281ff4a02 598 * @param brs Enable/Disable the effect of bit rate switch during data phase of Tx messages.
AnnaBridge 161:aa5281ff4a02 599 */
AnnaBridge 161:aa5281ff4a02 600 void FLEXCAN_FDEnable(CAN_Type *base, flexcan_mb_size_t dataSize, bool brs);
AnnaBridge 161:aa5281ff4a02 601 #endif
AnnaBridge 161:aa5281ff4a02 602
AnnaBridge 161:aa5281ff4a02 603 /* @} */
AnnaBridge 161:aa5281ff4a02 604
AnnaBridge 161:aa5281ff4a02 605 /*!
AnnaBridge 161:aa5281ff4a02 606 * @name Configuration.
AnnaBridge 161:aa5281ff4a02 607 * @{
AnnaBridge 161:aa5281ff4a02 608 */
AnnaBridge 161:aa5281ff4a02 609
AnnaBridge 161:aa5281ff4a02 610 /*!
AnnaBridge 161:aa5281ff4a02 611 * @brief Sets the FlexCAN protocol timing characteristic.
AnnaBridge 161:aa5281ff4a02 612 *
AnnaBridge 161:aa5281ff4a02 613 * This function gives user settings to CAN bus timing characteristic.
AnnaBridge 161:aa5281ff4a02 614 * The function is for an experienced user. For less experienced users, call
AnnaBridge 161:aa5281ff4a02 615 * the FLEXCAN_Init() and fill the baud rate field with a desired value.
AnnaBridge 161:aa5281ff4a02 616 * This provides the default timing characteristics to the module.
AnnaBridge 161:aa5281ff4a02 617 *
AnnaBridge 161:aa5281ff4a02 618 * Note that calling FLEXCAN_SetTimingConfig() overrides the baud rate set
AnnaBridge 161:aa5281ff4a02 619 * in FLEXCAN_Init().
AnnaBridge 161:aa5281ff4a02 620 *
AnnaBridge 161:aa5281ff4a02 621 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 622 * @param config Pointer to the timing configuration structure.
AnnaBridge 161:aa5281ff4a02 623 */
AnnaBridge 161:aa5281ff4a02 624 void FLEXCAN_SetTimingConfig(CAN_Type *base, const flexcan_timing_config_t *config);
AnnaBridge 161:aa5281ff4a02 625
AnnaBridge 161:aa5281ff4a02 626 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 627 /*!
AnnaBridge 161:aa5281ff4a02 628 * @brief Sets the FlexCAN FD protocol timing characteristic.
AnnaBridge 161:aa5281ff4a02 629 *
AnnaBridge 161:aa5281ff4a02 630 * This function gives user settings to CAN bus timing characteristic.
AnnaBridge 161:aa5281ff4a02 631 * The function is for an experienced user. For less experienced users, call
AnnaBridge 161:aa5281ff4a02 632 * the FLEXCAN_Init() and fill the baud rate field with a desired value.
AnnaBridge 161:aa5281ff4a02 633 * This provides the default timing characteristics to the module.
AnnaBridge 161:aa5281ff4a02 634 *
AnnaBridge 161:aa5281ff4a02 635 * Note that calling FLEXCAN_SetFDTimingConfig() overrides the baud rate set
AnnaBridge 161:aa5281ff4a02 636 * in FLEXCAN_Init().
AnnaBridge 161:aa5281ff4a02 637 *
AnnaBridge 161:aa5281ff4a02 638 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 639 * @param config Pointer to the timing configuration structure.
AnnaBridge 161:aa5281ff4a02 640 */
AnnaBridge 161:aa5281ff4a02 641 void FLEXCAN_SetFDTimingConfig(CAN_Type *base, const flexcan_timing_config_t *config);
AnnaBridge 161:aa5281ff4a02 642 #endif
AnnaBridge 161:aa5281ff4a02 643
AnnaBridge 161:aa5281ff4a02 644 /*!
AnnaBridge 161:aa5281ff4a02 645 * @brief Sets the FlexCAN receive message buffer global mask.
AnnaBridge 161:aa5281ff4a02 646 *
AnnaBridge 161:aa5281ff4a02 647 * This function sets the global mask for the FlexCAN message buffer in a matching process.
AnnaBridge 161:aa5281ff4a02 648 * The configuration is only effective when the Rx individual mask is disabled in the FLEXCAN_Init().
AnnaBridge 161:aa5281ff4a02 649 *
AnnaBridge 161:aa5281ff4a02 650 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 651 * @param mask Rx Message Buffer Global Mask value.
AnnaBridge 161:aa5281ff4a02 652 */
AnnaBridge 161:aa5281ff4a02 653 void FLEXCAN_SetRxMbGlobalMask(CAN_Type *base, uint32_t mask);
AnnaBridge 161:aa5281ff4a02 654
AnnaBridge 161:aa5281ff4a02 655 /*!
AnnaBridge 161:aa5281ff4a02 656 * @brief Sets the FlexCAN receive FIFO global mask.
AnnaBridge 161:aa5281ff4a02 657 *
AnnaBridge 161:aa5281ff4a02 658 * This function sets the global mask for FlexCAN FIFO in a matching process.
AnnaBridge 161:aa5281ff4a02 659 *
AnnaBridge 161:aa5281ff4a02 660 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 661 * @param mask Rx Fifo Global Mask value.
AnnaBridge 161:aa5281ff4a02 662 */
AnnaBridge 161:aa5281ff4a02 663 void FLEXCAN_SetRxFifoGlobalMask(CAN_Type *base, uint32_t mask);
AnnaBridge 161:aa5281ff4a02 664
AnnaBridge 161:aa5281ff4a02 665 /*!
AnnaBridge 161:aa5281ff4a02 666 * @brief Sets the FlexCAN receive individual mask.
AnnaBridge 161:aa5281ff4a02 667 *
AnnaBridge 161:aa5281ff4a02 668 * This function sets the individual mask for the FlexCAN matching process.
AnnaBridge 161:aa5281ff4a02 669 * The configuration is only effective when the Rx individual mask is enabled in the FLEXCAN_Init().
AnnaBridge 161:aa5281ff4a02 670 * If the Rx FIFO is disabled, the individual mask is applied to the corresponding Message Buffer.
AnnaBridge 161:aa5281ff4a02 671 * If the Rx FIFO is enabled, the individual mask for Rx FIFO occupied Message Buffer is applied to
AnnaBridge 161:aa5281ff4a02 672 * the Rx Filter with the same index. Note that only the first 32
AnnaBridge 161:aa5281ff4a02 673 * individual masks can be used as the Rx FIFO filter mask.
AnnaBridge 161:aa5281ff4a02 674 *
AnnaBridge 161:aa5281ff4a02 675 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 676 * @param maskIdx The Index of individual Mask.
AnnaBridge 161:aa5281ff4a02 677 * @param mask Rx Individual Mask value.
AnnaBridge 161:aa5281ff4a02 678 */
AnnaBridge 161:aa5281ff4a02 679 void FLEXCAN_SetRxIndividualMask(CAN_Type *base, uint8_t maskIdx, uint32_t mask);
AnnaBridge 161:aa5281ff4a02 680
AnnaBridge 161:aa5281ff4a02 681 /*!
AnnaBridge 161:aa5281ff4a02 682 * @brief Configures a FlexCAN transmit message buffer.
AnnaBridge 161:aa5281ff4a02 683 *
AnnaBridge 161:aa5281ff4a02 684 * This function aborts the previous transmission, cleans the Message Buffer, and
AnnaBridge 161:aa5281ff4a02 685 * configures it as a Transmit Message Buffer.
AnnaBridge 161:aa5281ff4a02 686 *
AnnaBridge 161:aa5281ff4a02 687 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 688 * @param mbIdx The Message Buffer index.
AnnaBridge 161:aa5281ff4a02 689 * @param enable Enable/disable Tx Message Buffer.
AnnaBridge 161:aa5281ff4a02 690 * - true: Enable Tx Message Buffer.
AnnaBridge 161:aa5281ff4a02 691 * - false: Disable Tx Message Buffer.
AnnaBridge 161:aa5281ff4a02 692 */
AnnaBridge 161:aa5281ff4a02 693 void FLEXCAN_SetTxMbConfig(CAN_Type *base, uint8_t mbIdx, bool enable);
AnnaBridge 161:aa5281ff4a02 694
AnnaBridge 161:aa5281ff4a02 695 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 696 /*!
AnnaBridge 161:aa5281ff4a02 697 * @brief Configures a FlexCAN transmit message buffer.
AnnaBridge 161:aa5281ff4a02 698 *
AnnaBridge 161:aa5281ff4a02 699 * This function aborts the previous transmission, cleans the Message Buffer, and
AnnaBridge 161:aa5281ff4a02 700 * configures it as a Transmit Message Buffer.
AnnaBridge 161:aa5281ff4a02 701 *
AnnaBridge 161:aa5281ff4a02 702 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 703 * @param mbIdx The Message Buffer index.
AnnaBridge 161:aa5281ff4a02 704 * @param enable Enable/disable Tx Message Buffer.
AnnaBridge 161:aa5281ff4a02 705 * - true: Enable Tx Message Buffer.
AnnaBridge 161:aa5281ff4a02 706 * - false: Disable Tx Message Buffer.
AnnaBridge 161:aa5281ff4a02 707 */
AnnaBridge 161:aa5281ff4a02 708 void FLEXCAN_SetFDTxMbConfig(CAN_Type *base, uint8_t mbIdx, bool enable);
AnnaBridge 161:aa5281ff4a02 709 #endif
AnnaBridge 161:aa5281ff4a02 710
AnnaBridge 161:aa5281ff4a02 711 /*!
AnnaBridge 161:aa5281ff4a02 712 * @brief Configures a FlexCAN Receive Message Buffer.
AnnaBridge 161:aa5281ff4a02 713 *
AnnaBridge 161:aa5281ff4a02 714 * This function cleans a FlexCAN build-in Message Buffer and configures it
AnnaBridge 161:aa5281ff4a02 715 * as a Receive Message Buffer.
AnnaBridge 161:aa5281ff4a02 716 *
AnnaBridge 161:aa5281ff4a02 717 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 718 * @param mbIdx The Message Buffer index.
AnnaBridge 161:aa5281ff4a02 719 * @param config Pointer to the FlexCAN Message Buffer configuration structure.
AnnaBridge 161:aa5281ff4a02 720 * @param enable Enable/disable Rx Message Buffer.
AnnaBridge 161:aa5281ff4a02 721 * - true: Enable Rx Message Buffer.
AnnaBridge 161:aa5281ff4a02 722 * - false: Disable Rx Message Buffer.
AnnaBridge 161:aa5281ff4a02 723 */
AnnaBridge 161:aa5281ff4a02 724 void FLEXCAN_SetRxMbConfig(CAN_Type *base, uint8_t mbIdx, const flexcan_rx_mb_config_t *config, bool enable);
AnnaBridge 161:aa5281ff4a02 725
AnnaBridge 161:aa5281ff4a02 726 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 727 /*!
AnnaBridge 161:aa5281ff4a02 728 * @brief Configures a FlexCAN Receive Message Buffer.
AnnaBridge 161:aa5281ff4a02 729 *
AnnaBridge 161:aa5281ff4a02 730 * This function cleans a FlexCAN build-in Message Buffer and configures it
AnnaBridge 161:aa5281ff4a02 731 * as a Receive Message Buffer.
AnnaBridge 161:aa5281ff4a02 732 *
AnnaBridge 161:aa5281ff4a02 733 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 734 * @param mbIdx The Message Buffer index.
AnnaBridge 161:aa5281ff4a02 735 * @param config Pointer to the FlexCAN Message Buffer configuration structure.
AnnaBridge 161:aa5281ff4a02 736 * @param enable Enable/disable Rx Message Buffer.
AnnaBridge 161:aa5281ff4a02 737 * - true: Enable Rx Message Buffer.
AnnaBridge 161:aa5281ff4a02 738 * - false: Disable Rx Message Buffer.
AnnaBridge 161:aa5281ff4a02 739 */
AnnaBridge 161:aa5281ff4a02 740 void FLEXCAN_SetFDRxMbConfig(CAN_Type *base, uint8_t mbIdx, const flexcan_rx_mb_config_t *config, bool enable);
AnnaBridge 161:aa5281ff4a02 741 #endif
AnnaBridge 161:aa5281ff4a02 742
AnnaBridge 161:aa5281ff4a02 743 /*!
AnnaBridge 161:aa5281ff4a02 744 * @brief Configures the FlexCAN Rx FIFO.
AnnaBridge 161:aa5281ff4a02 745 *
AnnaBridge 161:aa5281ff4a02 746 * This function configures the Rx FIFO with given Rx FIFO configuration.
AnnaBridge 161:aa5281ff4a02 747 *
AnnaBridge 161:aa5281ff4a02 748 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 749 * @param config Pointer to the FlexCAN Rx FIFO configuration structure.
AnnaBridge 161:aa5281ff4a02 750 * @param enable Enable/disable Rx FIFO.
AnnaBridge 161:aa5281ff4a02 751 * - true: Enable Rx FIFO.
AnnaBridge 161:aa5281ff4a02 752 * - false: Disable Rx FIFO.
AnnaBridge 161:aa5281ff4a02 753 */
AnnaBridge 161:aa5281ff4a02 754 void FLEXCAN_SetRxFifoConfig(CAN_Type *base, const flexcan_rx_fifo_config_t *config, bool enable);
AnnaBridge 161:aa5281ff4a02 755
AnnaBridge 161:aa5281ff4a02 756 /* @} */
AnnaBridge 161:aa5281ff4a02 757
AnnaBridge 161:aa5281ff4a02 758 /*!
AnnaBridge 161:aa5281ff4a02 759 * @name Status
AnnaBridge 161:aa5281ff4a02 760 * @{
AnnaBridge 161:aa5281ff4a02 761 */
AnnaBridge 161:aa5281ff4a02 762
AnnaBridge 161:aa5281ff4a02 763 /*!
AnnaBridge 161:aa5281ff4a02 764 * @brief Gets the FlexCAN module interrupt flags.
AnnaBridge 161:aa5281ff4a02 765 *
AnnaBridge 161:aa5281ff4a02 766 * This function gets all FlexCAN status flags. The flags are returned as the logical
AnnaBridge 161:aa5281ff4a02 767 * OR value of the enumerators @ref _flexcan_flags. To check the specific status,
AnnaBridge 161:aa5281ff4a02 768 * compare the return value with enumerators in @ref _flexcan_flags.
AnnaBridge 161:aa5281ff4a02 769 *
AnnaBridge 161:aa5281ff4a02 770 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 771 * @return FlexCAN status flags which are ORed by the enumerators in the _flexcan_flags.
AnnaBridge 161:aa5281ff4a02 772 */
AnnaBridge 161:aa5281ff4a02 773 static inline uint32_t FLEXCAN_GetStatusFlags(CAN_Type *base)
AnnaBridge 161:aa5281ff4a02 774 {
AnnaBridge 161:aa5281ff4a02 775 return base->ESR1;
AnnaBridge 161:aa5281ff4a02 776 }
AnnaBridge 161:aa5281ff4a02 777
AnnaBridge 161:aa5281ff4a02 778 /*!
AnnaBridge 161:aa5281ff4a02 779 * @brief Clears status flags with the provided mask.
AnnaBridge 161:aa5281ff4a02 780 *
AnnaBridge 161:aa5281ff4a02 781 * This function clears the FlexCAN status flags with a provided mask. An automatically cleared flag
AnnaBridge 161:aa5281ff4a02 782 * can't be cleared by this function.
AnnaBridge 161:aa5281ff4a02 783 *
AnnaBridge 161:aa5281ff4a02 784 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 785 * @param mask The status flags to be cleared, it is logical OR value of @ref _flexcan_flags.
AnnaBridge 161:aa5281ff4a02 786 */
AnnaBridge 161:aa5281ff4a02 787 static inline void FLEXCAN_ClearStatusFlags(CAN_Type *base, uint32_t mask)
AnnaBridge 161:aa5281ff4a02 788 {
AnnaBridge 161:aa5281ff4a02 789 /* Write 1 to clear status flag. */
AnnaBridge 161:aa5281ff4a02 790 base->ESR1 = mask;
AnnaBridge 161:aa5281ff4a02 791 }
AnnaBridge 161:aa5281ff4a02 792
AnnaBridge 161:aa5281ff4a02 793 /*!
AnnaBridge 161:aa5281ff4a02 794 * @brief Gets the FlexCAN Bus Error Counter value.
AnnaBridge 161:aa5281ff4a02 795 *
AnnaBridge 161:aa5281ff4a02 796 * This function gets the FlexCAN Bus Error Counter value for both Tx and
AnnaBridge 161:aa5281ff4a02 797 * Rx direction. These values may be needed in the upper layer error handling.
AnnaBridge 161:aa5281ff4a02 798 *
AnnaBridge 161:aa5281ff4a02 799 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 800 * @param txErrBuf Buffer to store Tx Error Counter value.
AnnaBridge 161:aa5281ff4a02 801 * @param rxErrBuf Buffer to store Rx Error Counter value.
AnnaBridge 161:aa5281ff4a02 802 */
AnnaBridge 161:aa5281ff4a02 803 static inline void FLEXCAN_GetBusErrCount(CAN_Type *base, uint8_t *txErrBuf, uint8_t *rxErrBuf)
AnnaBridge 161:aa5281ff4a02 804 {
AnnaBridge 161:aa5281ff4a02 805 if (txErrBuf)
AnnaBridge 161:aa5281ff4a02 806 {
AnnaBridge 161:aa5281ff4a02 807 *txErrBuf = (uint8_t)((base->ECR & CAN_ECR_TXERRCNT_MASK) >> CAN_ECR_TXERRCNT_SHIFT);
AnnaBridge 161:aa5281ff4a02 808 }
AnnaBridge 161:aa5281ff4a02 809
AnnaBridge 161:aa5281ff4a02 810 if (rxErrBuf)
AnnaBridge 161:aa5281ff4a02 811 {
AnnaBridge 161:aa5281ff4a02 812 *rxErrBuf = (uint8_t)((base->ECR & CAN_ECR_RXERRCNT_MASK) >> CAN_ECR_RXERRCNT_SHIFT);
AnnaBridge 161:aa5281ff4a02 813 }
AnnaBridge 161:aa5281ff4a02 814 }
AnnaBridge 161:aa5281ff4a02 815
AnnaBridge 161:aa5281ff4a02 816 /*!
AnnaBridge 161:aa5281ff4a02 817 * @brief Gets the FlexCAN Message Buffer interrupt flags.
AnnaBridge 161:aa5281ff4a02 818 *
AnnaBridge 161:aa5281ff4a02 819 * This function gets the interrupt flags of a given Message Buffers.
AnnaBridge 161:aa5281ff4a02 820 *
AnnaBridge 161:aa5281ff4a02 821 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 822 * @param mask The ORed FlexCAN Message Buffer mask.
AnnaBridge 161:aa5281ff4a02 823 * @return The status of given Message Buffers.
AnnaBridge 161:aa5281ff4a02 824 */
AnnaBridge 161:aa5281ff4a02 825 #if (defined(FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER)) && (FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER > 0)
AnnaBridge 161:aa5281ff4a02 826 static inline uint64_t FLEXCAN_GetMbStatusFlags(CAN_Type *base, uint64_t mask)
AnnaBridge 161:aa5281ff4a02 827 #else
AnnaBridge 161:aa5281ff4a02 828 static inline uint32_t FLEXCAN_GetMbStatusFlags(CAN_Type *base, uint32_t mask)
AnnaBridge 161:aa5281ff4a02 829 #endif
AnnaBridge 161:aa5281ff4a02 830 {
AnnaBridge 161:aa5281ff4a02 831 #if (defined(FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER)) && (FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER > 0)
AnnaBridge 161:aa5281ff4a02 832 return ((((uint64_t)base->IFLAG1) & mask) | ((((uint64_t)base->IFLAG2) << 32) & mask));
AnnaBridge 161:aa5281ff4a02 833 #else
AnnaBridge 161:aa5281ff4a02 834 return (base->IFLAG1 & mask);
AnnaBridge 161:aa5281ff4a02 835 #endif
AnnaBridge 161:aa5281ff4a02 836 }
AnnaBridge 161:aa5281ff4a02 837
AnnaBridge 161:aa5281ff4a02 838 /*!
AnnaBridge 161:aa5281ff4a02 839 * @brief Clears the FlexCAN Message Buffer interrupt flags.
AnnaBridge 161:aa5281ff4a02 840 *
AnnaBridge 161:aa5281ff4a02 841 * This function clears the interrupt flags of a given Message Buffers.
AnnaBridge 161:aa5281ff4a02 842 *
AnnaBridge 161:aa5281ff4a02 843 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 844 * @param mask The ORed FlexCAN Message Buffer mask.
AnnaBridge 161:aa5281ff4a02 845 */
AnnaBridge 161:aa5281ff4a02 846 #if (defined(FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER)) && (FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER > 0)
AnnaBridge 161:aa5281ff4a02 847 static inline void FLEXCAN_ClearMbStatusFlags(CAN_Type *base, uint64_t mask)
AnnaBridge 161:aa5281ff4a02 848 #else
AnnaBridge 161:aa5281ff4a02 849 static inline void FLEXCAN_ClearMbStatusFlags(CAN_Type *base, uint32_t mask)
AnnaBridge 161:aa5281ff4a02 850 #endif
AnnaBridge 161:aa5281ff4a02 851 {
AnnaBridge 161:aa5281ff4a02 852 #if (defined(FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER)) && (FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER > 0)
AnnaBridge 161:aa5281ff4a02 853 base->IFLAG1 = (uint32_t)(mask & 0xFFFFFFFFU);
AnnaBridge 161:aa5281ff4a02 854 base->IFLAG2 = (uint32_t)(mask >> 32);
AnnaBridge 161:aa5281ff4a02 855 #else
AnnaBridge 161:aa5281ff4a02 856 base->IFLAG1 = mask;
AnnaBridge 161:aa5281ff4a02 857 #endif
AnnaBridge 161:aa5281ff4a02 858 }
AnnaBridge 161:aa5281ff4a02 859
AnnaBridge 161:aa5281ff4a02 860 /* @} */
AnnaBridge 161:aa5281ff4a02 861
AnnaBridge 161:aa5281ff4a02 862 /*!
AnnaBridge 161:aa5281ff4a02 863 * @name Interrupts
AnnaBridge 161:aa5281ff4a02 864 * @{
AnnaBridge 161:aa5281ff4a02 865 */
AnnaBridge 161:aa5281ff4a02 866
AnnaBridge 161:aa5281ff4a02 867 /*!
AnnaBridge 161:aa5281ff4a02 868 * @brief Enables FlexCAN interrupts according to the provided mask.
AnnaBridge 161:aa5281ff4a02 869 *
AnnaBridge 161:aa5281ff4a02 870 * This function enables the FlexCAN interrupts according to the provided mask. The mask
AnnaBridge 161:aa5281ff4a02 871 * is a logical OR of enumeration members, see @ref _flexcan_interrupt_enable.
AnnaBridge 161:aa5281ff4a02 872 *
AnnaBridge 161:aa5281ff4a02 873 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 874 * @param mask The interrupts to enable. Logical OR of @ref _flexcan_interrupt_enable.
AnnaBridge 161:aa5281ff4a02 875 */
AnnaBridge 161:aa5281ff4a02 876 static inline void FLEXCAN_EnableInterrupts(CAN_Type *base, uint32_t mask)
AnnaBridge 161:aa5281ff4a02 877 {
AnnaBridge 161:aa5281ff4a02 878 /* Solve Wake Up Interrupt. */
AnnaBridge 161:aa5281ff4a02 879 if (mask & kFLEXCAN_WakeUpInterruptEnable)
AnnaBridge 161:aa5281ff4a02 880 {
AnnaBridge 161:aa5281ff4a02 881 base->MCR |= CAN_MCR_WAKMSK_MASK;
AnnaBridge 161:aa5281ff4a02 882 }
AnnaBridge 161:aa5281ff4a02 883
AnnaBridge 161:aa5281ff4a02 884 /* Solve others. */
AnnaBridge 161:aa5281ff4a02 885 base->CTRL1 |= (mask & (~((uint32_t)kFLEXCAN_WakeUpInterruptEnable)));
AnnaBridge 161:aa5281ff4a02 886 }
AnnaBridge 161:aa5281ff4a02 887
AnnaBridge 161:aa5281ff4a02 888 /*!
AnnaBridge 161:aa5281ff4a02 889 * @brief Disables FlexCAN interrupts according to the provided mask.
AnnaBridge 161:aa5281ff4a02 890 *
AnnaBridge 161:aa5281ff4a02 891 * This function disables the FlexCAN interrupts according to the provided mask. The mask
AnnaBridge 161:aa5281ff4a02 892 * is a logical OR of enumeration members, see @ref _flexcan_interrupt_enable.
AnnaBridge 161:aa5281ff4a02 893 *
AnnaBridge 161:aa5281ff4a02 894 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 895 * @param mask The interrupts to disable. Logical OR of @ref _flexcan_interrupt_enable.
AnnaBridge 161:aa5281ff4a02 896 */
AnnaBridge 161:aa5281ff4a02 897 static inline void FLEXCAN_DisableInterrupts(CAN_Type *base, uint32_t mask)
AnnaBridge 161:aa5281ff4a02 898 {
AnnaBridge 161:aa5281ff4a02 899 /* Solve Wake Up Interrupt. */
AnnaBridge 161:aa5281ff4a02 900 if (mask & kFLEXCAN_WakeUpInterruptEnable)
AnnaBridge 161:aa5281ff4a02 901 {
AnnaBridge 161:aa5281ff4a02 902 base->MCR &= ~CAN_MCR_WAKMSK_MASK;
AnnaBridge 161:aa5281ff4a02 903 }
AnnaBridge 161:aa5281ff4a02 904
AnnaBridge 161:aa5281ff4a02 905 /* Solve others. */
AnnaBridge 161:aa5281ff4a02 906 base->CTRL1 &= ~(mask & (~((uint32_t)kFLEXCAN_WakeUpInterruptEnable)));
AnnaBridge 161:aa5281ff4a02 907 }
AnnaBridge 161:aa5281ff4a02 908
AnnaBridge 161:aa5281ff4a02 909 /*!
AnnaBridge 161:aa5281ff4a02 910 * @brief Enables FlexCAN Message Buffer interrupts.
AnnaBridge 161:aa5281ff4a02 911 *
AnnaBridge 161:aa5281ff4a02 912 * This function enables the interrupts of given Message Buffers.
AnnaBridge 161:aa5281ff4a02 913 *
AnnaBridge 161:aa5281ff4a02 914 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 915 * @param mask The ORed FlexCAN Message Buffer mask.
AnnaBridge 161:aa5281ff4a02 916 */
AnnaBridge 161:aa5281ff4a02 917 #if (defined(FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER)) && (FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER > 0)
AnnaBridge 161:aa5281ff4a02 918 static inline void FLEXCAN_EnableMbInterrupts(CAN_Type *base, uint64_t mask)
AnnaBridge 161:aa5281ff4a02 919 #else
AnnaBridge 161:aa5281ff4a02 920 static inline void FLEXCAN_EnableMbInterrupts(CAN_Type *base, uint32_t mask)
AnnaBridge 161:aa5281ff4a02 921 #endif
AnnaBridge 161:aa5281ff4a02 922 {
AnnaBridge 161:aa5281ff4a02 923 #if (defined(FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER)) && (FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER > 0)
AnnaBridge 161:aa5281ff4a02 924 base->IMASK1 |= (uint32_t)(mask & 0xFFFFFFFFU);
AnnaBridge 161:aa5281ff4a02 925 base->IMASK2 |= (uint32_t)(mask >> 32);
AnnaBridge 161:aa5281ff4a02 926 #else
AnnaBridge 161:aa5281ff4a02 927 base->IMASK1 |= mask;
AnnaBridge 161:aa5281ff4a02 928 #endif
AnnaBridge 161:aa5281ff4a02 929 }
AnnaBridge 161:aa5281ff4a02 930
AnnaBridge 161:aa5281ff4a02 931 /*!
AnnaBridge 161:aa5281ff4a02 932 * @brief Disables FlexCAN Message Buffer interrupts.
AnnaBridge 161:aa5281ff4a02 933 *
AnnaBridge 161:aa5281ff4a02 934 * This function disables the interrupts of given Message Buffers.
AnnaBridge 161:aa5281ff4a02 935 *
AnnaBridge 161:aa5281ff4a02 936 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 937 * @param mask The ORed FlexCAN Message Buffer mask.
AnnaBridge 161:aa5281ff4a02 938 */
AnnaBridge 161:aa5281ff4a02 939 #if (defined(FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER)) && (FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER > 0)
AnnaBridge 161:aa5281ff4a02 940 static inline void FLEXCAN_DisableMbInterrupts(CAN_Type *base, uint64_t mask)
AnnaBridge 161:aa5281ff4a02 941 #else
AnnaBridge 161:aa5281ff4a02 942 static inline void FLEXCAN_DisableMbInterrupts(CAN_Type *base, uint32_t mask)
AnnaBridge 161:aa5281ff4a02 943 #endif
AnnaBridge 161:aa5281ff4a02 944 {
AnnaBridge 161:aa5281ff4a02 945 #if (defined(FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER)) && (FSL_FEATURE_FLEXCAN_HAS_EXTENDED_FLAG_REGISTER > 0)
AnnaBridge 161:aa5281ff4a02 946 base->IMASK1 &= ~((uint32_t)(mask & 0xFFFFFFFFU));
AnnaBridge 161:aa5281ff4a02 947 base->IMASK2 &= ~((uint32_t)(mask >> 32));
AnnaBridge 161:aa5281ff4a02 948 #else
AnnaBridge 161:aa5281ff4a02 949 base->IMASK1 &= ~mask;
AnnaBridge 161:aa5281ff4a02 950 #endif
AnnaBridge 161:aa5281ff4a02 951 }
AnnaBridge 161:aa5281ff4a02 952
AnnaBridge 161:aa5281ff4a02 953 /* @} */
AnnaBridge 161:aa5281ff4a02 954
AnnaBridge 161:aa5281ff4a02 955 #if (defined(FSL_FEATURE_FLEXCAN_HAS_RX_FIFO_DMA) && FSL_FEATURE_FLEXCAN_HAS_RX_FIFO_DMA)
AnnaBridge 161:aa5281ff4a02 956 /*!
AnnaBridge 161:aa5281ff4a02 957 * @name DMA Control
AnnaBridge 161:aa5281ff4a02 958 * @{
AnnaBridge 161:aa5281ff4a02 959 */
AnnaBridge 161:aa5281ff4a02 960
AnnaBridge 161:aa5281ff4a02 961 /*!
AnnaBridge 161:aa5281ff4a02 962 * @brief Enables or disables the FlexCAN Rx FIFO DMA request.
AnnaBridge 161:aa5281ff4a02 963 *
AnnaBridge 161:aa5281ff4a02 964 * This function enables or disables the DMA feature of FlexCAN build-in Rx FIFO.
AnnaBridge 161:aa5281ff4a02 965 *
AnnaBridge 161:aa5281ff4a02 966 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 967 * @param enable true to enable, false to disable.
AnnaBridge 161:aa5281ff4a02 968 */
AnnaBridge 161:aa5281ff4a02 969 void FLEXCAN_EnableRxFifoDMA(CAN_Type *base, bool enable);
AnnaBridge 161:aa5281ff4a02 970
AnnaBridge 161:aa5281ff4a02 971 /*!
AnnaBridge 161:aa5281ff4a02 972 * @brief Gets the Rx FIFO Head address.
AnnaBridge 161:aa5281ff4a02 973 *
AnnaBridge 161:aa5281ff4a02 974 * This function returns the FlexCAN Rx FIFO Head address, which is mainly used for the DMA/eDMA use case.
AnnaBridge 161:aa5281ff4a02 975 *
AnnaBridge 161:aa5281ff4a02 976 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 977 * @return FlexCAN Rx FIFO Head address.
AnnaBridge 161:aa5281ff4a02 978 */
AnnaBridge 161:aa5281ff4a02 979 static inline uint32_t FLEXCAN_GetRxFifoHeadAddr(CAN_Type *base)
AnnaBridge 161:aa5281ff4a02 980 {
AnnaBridge 161:aa5281ff4a02 981 return (uint32_t) & (base->MB[0].CS);
AnnaBridge 161:aa5281ff4a02 982 }
AnnaBridge 161:aa5281ff4a02 983
AnnaBridge 161:aa5281ff4a02 984 /* @} */
AnnaBridge 161:aa5281ff4a02 985 #endif /* FSL_FEATURE_FLEXCAN_HAS_RX_FIFO_DMA */
AnnaBridge 161:aa5281ff4a02 986
AnnaBridge 161:aa5281ff4a02 987 /*!
AnnaBridge 161:aa5281ff4a02 988 * @name Bus Operations
AnnaBridge 161:aa5281ff4a02 989 * @{
AnnaBridge 161:aa5281ff4a02 990 */
AnnaBridge 161:aa5281ff4a02 991
AnnaBridge 161:aa5281ff4a02 992 /*!
AnnaBridge 161:aa5281ff4a02 993 * @brief Enables or disables the FlexCAN module operation.
AnnaBridge 161:aa5281ff4a02 994 *
AnnaBridge 161:aa5281ff4a02 995 * This function enables or disables the FlexCAN module.
AnnaBridge 161:aa5281ff4a02 996 *
AnnaBridge 161:aa5281ff4a02 997 * @param base FlexCAN base pointer.
AnnaBridge 161:aa5281ff4a02 998 * @param enable true to enable, false to disable.
AnnaBridge 161:aa5281ff4a02 999 */
AnnaBridge 161:aa5281ff4a02 1000 static inline void FLEXCAN_Enable(CAN_Type *base, bool enable)
AnnaBridge 161:aa5281ff4a02 1001 {
AnnaBridge 161:aa5281ff4a02 1002 if (enable)
AnnaBridge 161:aa5281ff4a02 1003 {
AnnaBridge 161:aa5281ff4a02 1004 base->MCR &= ~CAN_MCR_MDIS_MASK;
AnnaBridge 161:aa5281ff4a02 1005
AnnaBridge 161:aa5281ff4a02 1006 /* Wait FlexCAN exit from low-power mode. */
AnnaBridge 161:aa5281ff4a02 1007 while (base->MCR & CAN_MCR_LPMACK_MASK)
AnnaBridge 161:aa5281ff4a02 1008 {
AnnaBridge 161:aa5281ff4a02 1009 }
AnnaBridge 161:aa5281ff4a02 1010 }
AnnaBridge 161:aa5281ff4a02 1011 else
AnnaBridge 161:aa5281ff4a02 1012 {
AnnaBridge 161:aa5281ff4a02 1013 base->MCR |= CAN_MCR_MDIS_MASK;
AnnaBridge 161:aa5281ff4a02 1014
AnnaBridge 161:aa5281ff4a02 1015 /* Wait FlexCAN enter low-power mode. */
AnnaBridge 161:aa5281ff4a02 1016 while (!(base->MCR & CAN_MCR_LPMACK_MASK))
AnnaBridge 161:aa5281ff4a02 1017 {
AnnaBridge 161:aa5281ff4a02 1018 }
AnnaBridge 161:aa5281ff4a02 1019 }
AnnaBridge 161:aa5281ff4a02 1020 }
AnnaBridge 161:aa5281ff4a02 1021
AnnaBridge 161:aa5281ff4a02 1022 /*!
AnnaBridge 161:aa5281ff4a02 1023 * @brief Writes a FlexCAN Message to the Transmit Message Buffer.
AnnaBridge 161:aa5281ff4a02 1024 *
AnnaBridge 161:aa5281ff4a02 1025 * This function writes a CAN Message to the specified Transmit Message Buffer
AnnaBridge 161:aa5281ff4a02 1026 * and changes the Message Buffer state to start CAN Message transmit. After
AnnaBridge 161:aa5281ff4a02 1027 * that the function returns immediately.
AnnaBridge 161:aa5281ff4a02 1028 *
AnnaBridge 161:aa5281ff4a02 1029 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1030 * @param mbIdx The FlexCAN Message Buffer index.
AnnaBridge 161:aa5281ff4a02 1031 * @param txFrame Pointer to CAN message frame to be sent.
AnnaBridge 161:aa5281ff4a02 1032 * @retval kStatus_Success - Write Tx Message Buffer Successfully.
AnnaBridge 161:aa5281ff4a02 1033 * @retval kStatus_Fail - Tx Message Buffer is currently in use.
AnnaBridge 161:aa5281ff4a02 1034 */
AnnaBridge 161:aa5281ff4a02 1035 status_t FLEXCAN_WriteTxMb(CAN_Type *base, uint8_t mbIdx, const flexcan_frame_t *txFrame);
AnnaBridge 161:aa5281ff4a02 1036
AnnaBridge 161:aa5281ff4a02 1037 /*!
AnnaBridge 161:aa5281ff4a02 1038 * @brief Reads a FlexCAN Message from Receive Message Buffer.
AnnaBridge 161:aa5281ff4a02 1039 *
AnnaBridge 161:aa5281ff4a02 1040 * This function reads a CAN message from a specified Receive Message Buffer.
AnnaBridge 161:aa5281ff4a02 1041 * The function fills a receive CAN message frame structure with
AnnaBridge 161:aa5281ff4a02 1042 * just received data and activates the Message Buffer again.
AnnaBridge 161:aa5281ff4a02 1043 * The function returns immediately.
AnnaBridge 161:aa5281ff4a02 1044 *
AnnaBridge 161:aa5281ff4a02 1045 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1046 * @param mbIdx The FlexCAN Message Buffer index.
AnnaBridge 161:aa5281ff4a02 1047 * @param rxFrame Pointer to CAN message frame structure for reception.
AnnaBridge 161:aa5281ff4a02 1048 * @retval kStatus_Success - Rx Message Buffer is full and has been read successfully.
AnnaBridge 161:aa5281ff4a02 1049 * @retval kStatus_FLEXCAN_RxOverflow - Rx Message Buffer is already overflowed and has been read successfully.
AnnaBridge 161:aa5281ff4a02 1050 * @retval kStatus_Fail - Rx Message Buffer is empty.
AnnaBridge 161:aa5281ff4a02 1051 */
AnnaBridge 161:aa5281ff4a02 1052 status_t FLEXCAN_ReadRxMb(CAN_Type *base, uint8_t mbIdx, flexcan_frame_t *rxFrame);
AnnaBridge 161:aa5281ff4a02 1053
AnnaBridge 161:aa5281ff4a02 1054 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 1055 /*!
AnnaBridge 161:aa5281ff4a02 1056 * @brief Writes a FlexCAN FD Message to the Transmit Message Buffer.
AnnaBridge 161:aa5281ff4a02 1057 *
AnnaBridge 161:aa5281ff4a02 1058 * This function writes a CAN FD Message to the specified Transmit Message Buffer
AnnaBridge 161:aa5281ff4a02 1059 * and changes the Message Buffer state to start CAN FD Message transmit. After
AnnaBridge 161:aa5281ff4a02 1060 * that the function returns immediately.
AnnaBridge 161:aa5281ff4a02 1061 *
AnnaBridge 161:aa5281ff4a02 1062 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1063 * @param mbIdx The FlexCAN FD Message Buffer index.
AnnaBridge 161:aa5281ff4a02 1064 * @param txFrame Pointer to CAN FD message frame to be sent.
AnnaBridge 161:aa5281ff4a02 1065 * @retval kStatus_Success - Write Tx Message Buffer Successfully.
AnnaBridge 161:aa5281ff4a02 1066 * @retval kStatus_Fail - Tx Message Buffer is currently in use.
AnnaBridge 161:aa5281ff4a02 1067 */
AnnaBridge 161:aa5281ff4a02 1068 status_t FLEXCAN_WriteFDTxMb(CAN_Type *base, uint8_t mbIdx, const flexcan_fd_frame_t *txFrame);
AnnaBridge 161:aa5281ff4a02 1069
AnnaBridge 161:aa5281ff4a02 1070 /*!
AnnaBridge 161:aa5281ff4a02 1071 * @brief Reads a FlexCAN FD Message from Receive Message Buffer.
AnnaBridge 161:aa5281ff4a02 1072 *
AnnaBridge 161:aa5281ff4a02 1073 * This function reads a CAN FD message from a specified Receive Message Buffer.
AnnaBridge 161:aa5281ff4a02 1074 * The function fills a receive CAN FD message frame structure with
AnnaBridge 161:aa5281ff4a02 1075 * just received data and activates the Message Buffer again.
AnnaBridge 161:aa5281ff4a02 1076 * The function returns immediately.
AnnaBridge 161:aa5281ff4a02 1077 *
AnnaBridge 161:aa5281ff4a02 1078 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1079 * @param mbIdx The FlexCAN FD Message Buffer index.
AnnaBridge 161:aa5281ff4a02 1080 * @param rxFrame Pointer to CAN FD message frame structure for reception.
AnnaBridge 161:aa5281ff4a02 1081 * @retval kStatus_Success - Rx Message Buffer is full and has been read successfully.
AnnaBridge 161:aa5281ff4a02 1082 * @retval kStatus_FLEXCAN_RxOverflow - Rx Message Buffer is already overflowed and has been read successfully.
AnnaBridge 161:aa5281ff4a02 1083 * @retval kStatus_Fail - Rx Message Buffer is empty.
AnnaBridge 161:aa5281ff4a02 1084 */
AnnaBridge 161:aa5281ff4a02 1085 status_t FLEXCAN_ReadFDRxMb(CAN_Type *base, uint8_t mbIdx, flexcan_fd_frame_t *rxFrame);
AnnaBridge 161:aa5281ff4a02 1086 #endif
AnnaBridge 161:aa5281ff4a02 1087
AnnaBridge 161:aa5281ff4a02 1088 /*!
AnnaBridge 161:aa5281ff4a02 1089 * @brief Reads a FlexCAN Message from Rx FIFO.
AnnaBridge 161:aa5281ff4a02 1090 *
AnnaBridge 161:aa5281ff4a02 1091 * This function reads a CAN message from the FlexCAN build-in Rx FIFO.
AnnaBridge 161:aa5281ff4a02 1092 *
AnnaBridge 161:aa5281ff4a02 1093 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1094 * @param rxFrame Pointer to CAN message frame structure for reception.
AnnaBridge 161:aa5281ff4a02 1095 * @retval kStatus_Success - Read Message from Rx FIFO successfully.
AnnaBridge 161:aa5281ff4a02 1096 * @retval kStatus_Fail - Rx FIFO is not enabled.
AnnaBridge 161:aa5281ff4a02 1097 */
AnnaBridge 161:aa5281ff4a02 1098 status_t FLEXCAN_ReadRxFifo(CAN_Type *base, flexcan_frame_t *rxFrame);
AnnaBridge 161:aa5281ff4a02 1099
AnnaBridge 161:aa5281ff4a02 1100 /* @} */
AnnaBridge 161:aa5281ff4a02 1101
AnnaBridge 161:aa5281ff4a02 1102 /*!
AnnaBridge 161:aa5281ff4a02 1103 * @name Transactional
AnnaBridge 161:aa5281ff4a02 1104 * @{
AnnaBridge 161:aa5281ff4a02 1105 */
AnnaBridge 161:aa5281ff4a02 1106
AnnaBridge 161:aa5281ff4a02 1107 #if (defined(FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE) && FSL_FEATURE_FLEXCAN_HAS_FLEXIBLE_DATA_RATE)
AnnaBridge 161:aa5281ff4a02 1108 /*!
AnnaBridge 161:aa5281ff4a02 1109 * @brief Performs a polling send transaction on the CAN bus.
AnnaBridge 161:aa5281ff4a02 1110 *
AnnaBridge 161:aa5281ff4a02 1111 * Note that a transfer handle does not need to be created before calling this API.
AnnaBridge 161:aa5281ff4a02 1112 *
AnnaBridge 161:aa5281ff4a02 1113 * @param base FlexCAN peripheral base pointer.
AnnaBridge 161:aa5281ff4a02 1114 * @param mbIdx The FlexCAN FD Message Buffer index.
AnnaBridge 161:aa5281ff4a02 1115 * @param txFrame Pointer to CAN FD message frame to be sent.
AnnaBridge 161:aa5281ff4a02 1116 * @retval kStatus_Success - Write Tx Message Buffer Successfully.
AnnaBridge 161:aa5281ff4a02 1117 * @retval kStatus_Fail - Tx Message Buffer is currently in use.
AnnaBridge 161:aa5281ff4a02 1118 */
AnnaBridge 161:aa5281ff4a02 1119 status_t FLEXCAN_TransferFDSendBlocking(CAN_Type *base, uint8_t mbIdx, flexcan_fd_frame_t *txFrame);
AnnaBridge 161:aa5281ff4a02 1120
AnnaBridge 161:aa5281ff4a02 1121 /*!
AnnaBridge 161:aa5281ff4a02 1122 * @brief Performs a polling receive transaction on the CAN bus.
AnnaBridge 161:aa5281ff4a02 1123 *
AnnaBridge 161:aa5281ff4a02 1124 * Note that a transfer handle does not need to be created before calling this API.
AnnaBridge 161:aa5281ff4a02 1125 *
AnnaBridge 161:aa5281ff4a02 1126 * @param base FlexCAN peripheral base pointer.
AnnaBridge 161:aa5281ff4a02 1127 * @param mbIdx The FlexCAN FD Message Buffer index.
AnnaBridge 161:aa5281ff4a02 1128 * @param rxFrame Pointer to CAN FD message frame structure for reception.
AnnaBridge 161:aa5281ff4a02 1129 * @retval kStatus_Success - Rx Message Buffer is full and has been read successfully.
AnnaBridge 161:aa5281ff4a02 1130 * @retval kStatus_FLEXCAN_RxOverflow - Rx Message Buffer is already overflowed and has been read successfully.
AnnaBridge 161:aa5281ff4a02 1131 * @retval kStatus_Fail - Rx Message Buffer is empty.
AnnaBridge 161:aa5281ff4a02 1132 */
AnnaBridge 161:aa5281ff4a02 1133 status_t FLEXCAN_TransferFDReceiveBlocking(CAN_Type *base, uint8_t mbIdx, flexcan_fd_frame_t *rxFrame);
AnnaBridge 161:aa5281ff4a02 1134
AnnaBridge 161:aa5281ff4a02 1135 /*!
AnnaBridge 161:aa5281ff4a02 1136 * @brief Sends a message using IRQ.
AnnaBridge 161:aa5281ff4a02 1137 *
AnnaBridge 161:aa5281ff4a02 1138 * This function sends a message using IRQ. This is a non-blocking function, which returns
AnnaBridge 161:aa5281ff4a02 1139 * right away. When messages have been sent out, the send callback function is called.
AnnaBridge 161:aa5281ff4a02 1140 *
AnnaBridge 161:aa5281ff4a02 1141 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1142 * @param handle FlexCAN handle pointer.
AnnaBridge 161:aa5281ff4a02 1143 * @param xfer FlexCAN FD Message Buffer transfer structure. See the #flexcan_mb_transfer_t.
AnnaBridge 161:aa5281ff4a02 1144 * @retval kStatus_Success Start Tx Message Buffer sending process successfully.
AnnaBridge 161:aa5281ff4a02 1145 * @retval kStatus_Fail Write Tx Message Buffer failed.
AnnaBridge 161:aa5281ff4a02 1146 * @retval kStatus_FLEXCAN_TxBusy Tx Message Buffer is in use.
AnnaBridge 161:aa5281ff4a02 1147 */
AnnaBridge 161:aa5281ff4a02 1148 status_t FLEXCAN_TransferFDSendNonBlocking(CAN_Type *base, flexcan_handle_t *handle, flexcan_mb_transfer_t *xfer);
AnnaBridge 161:aa5281ff4a02 1149
AnnaBridge 161:aa5281ff4a02 1150 /*!
AnnaBridge 161:aa5281ff4a02 1151 * @brief Receives a message using IRQ.
AnnaBridge 161:aa5281ff4a02 1152 *
AnnaBridge 161:aa5281ff4a02 1153 * This function receives a message using IRQ. This is non-blocking function, which returns
AnnaBridge 161:aa5281ff4a02 1154 * right away. When the message has been received, the receive callback function is called.
AnnaBridge 161:aa5281ff4a02 1155 *
AnnaBridge 161:aa5281ff4a02 1156 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1157 * @param handle FlexCAN handle pointer.
AnnaBridge 161:aa5281ff4a02 1158 * @param xfer FlexCAN FD Message Buffer transfer structure. See the #flexcan_mb_transfer_t.
AnnaBridge 161:aa5281ff4a02 1159 * @retval kStatus_Success - Start Rx Message Buffer receiving process successfully.
AnnaBridge 161:aa5281ff4a02 1160 * @retval kStatus_FLEXCAN_RxBusy - Rx Message Buffer is in use.
AnnaBridge 161:aa5281ff4a02 1161 */
AnnaBridge 161:aa5281ff4a02 1162 status_t FLEXCAN_TransferFDReceiveNonBlocking(CAN_Type *base, flexcan_handle_t *handle, flexcan_mb_transfer_t *xfer);
AnnaBridge 161:aa5281ff4a02 1163
AnnaBridge 161:aa5281ff4a02 1164 /*!
AnnaBridge 161:aa5281ff4a02 1165 * @brief Aborts the interrupt driven message send process.
AnnaBridge 161:aa5281ff4a02 1166 *
AnnaBridge 161:aa5281ff4a02 1167 * This function aborts the interrupt driven message send process.
AnnaBridge 161:aa5281ff4a02 1168 *
AnnaBridge 161:aa5281ff4a02 1169 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1170 * @param handle FlexCAN handle pointer.
AnnaBridge 161:aa5281ff4a02 1171 * @param mbIdx The FlexCAN FD Message Buffer index.
AnnaBridge 161:aa5281ff4a02 1172 */
AnnaBridge 161:aa5281ff4a02 1173 void FLEXCAN_TransferFDAbortSend(CAN_Type *base, flexcan_handle_t *handle, uint8_t mbIdx);
AnnaBridge 161:aa5281ff4a02 1174 #endif
AnnaBridge 161:aa5281ff4a02 1175
AnnaBridge 161:aa5281ff4a02 1176 /*!
AnnaBridge 161:aa5281ff4a02 1177 * @brief Performs a polling send transaction on the CAN bus.
AnnaBridge 161:aa5281ff4a02 1178 *
AnnaBridge 161:aa5281ff4a02 1179 * Note that a transfer handle does not need to be created before calling this API.
AnnaBridge 161:aa5281ff4a02 1180 *
AnnaBridge 161:aa5281ff4a02 1181 * @param base FlexCAN peripheral base pointer.
AnnaBridge 161:aa5281ff4a02 1182 * @param mbIdx The FlexCAN Message Buffer index.
AnnaBridge 161:aa5281ff4a02 1183 * @param txFrame Pointer to CAN message frame to be sent.
AnnaBridge 161:aa5281ff4a02 1184 * @retval kStatus_Success - Write Tx Message Buffer Successfully.
AnnaBridge 161:aa5281ff4a02 1185 * @retval kStatus_Fail - Tx Message Buffer is currently in use.
AnnaBridge 161:aa5281ff4a02 1186 */
AnnaBridge 161:aa5281ff4a02 1187 status_t FLEXCAN_TransferSendBlocking(CAN_Type *base, uint8_t mbIdx, flexcan_frame_t *txFrame);
AnnaBridge 161:aa5281ff4a02 1188
AnnaBridge 161:aa5281ff4a02 1189 /*!
AnnaBridge 161:aa5281ff4a02 1190 * @brief Performs a polling receive transaction on the CAN bus.
AnnaBridge 161:aa5281ff4a02 1191 *
AnnaBridge 161:aa5281ff4a02 1192 * Note that a transfer handle does not need to be created before calling this API.
AnnaBridge 161:aa5281ff4a02 1193 *
AnnaBridge 161:aa5281ff4a02 1194 * @param base FlexCAN peripheral base pointer.
AnnaBridge 161:aa5281ff4a02 1195 * @param mbIdx The FlexCAN Message Buffer index.
AnnaBridge 161:aa5281ff4a02 1196 * @param rxFrame Pointer to CAN message frame structure for reception.
AnnaBridge 161:aa5281ff4a02 1197 * @retval kStatus_Success - Rx Message Buffer is full and has been read successfully.
AnnaBridge 161:aa5281ff4a02 1198 * @retval kStatus_FLEXCAN_RxOverflow - Rx Message Buffer is already overflowed and has been read successfully.
AnnaBridge 161:aa5281ff4a02 1199 * @retval kStatus_Fail - Rx Message Buffer is empty.
AnnaBridge 161:aa5281ff4a02 1200 */
AnnaBridge 161:aa5281ff4a02 1201 status_t FLEXCAN_TransferReceiveBlocking(CAN_Type *base, uint8_t mbIdx, flexcan_frame_t *rxFrame);
AnnaBridge 161:aa5281ff4a02 1202
AnnaBridge 161:aa5281ff4a02 1203 /*!
AnnaBridge 161:aa5281ff4a02 1204 * @brief Performs a polling receive transaction from Rx FIFO on the CAN bus.
AnnaBridge 161:aa5281ff4a02 1205 *
AnnaBridge 161:aa5281ff4a02 1206 * Note that a transfer handle does not need to be created before calling this API.
AnnaBridge 161:aa5281ff4a02 1207 *
AnnaBridge 161:aa5281ff4a02 1208 * @param base FlexCAN peripheral base pointer.
AnnaBridge 161:aa5281ff4a02 1209 * @param rxFrame Pointer to CAN message frame structure for reception.
AnnaBridge 161:aa5281ff4a02 1210 * @retval kStatus_Success - Read Message from Rx FIFO successfully.
AnnaBridge 161:aa5281ff4a02 1211 * @retval kStatus_Fail - Rx FIFO is not enabled.
AnnaBridge 161:aa5281ff4a02 1212 */
AnnaBridge 161:aa5281ff4a02 1213 status_t FLEXCAN_TransferReceiveFifoBlocking(CAN_Type *base, flexcan_frame_t *rxFrame);
AnnaBridge 161:aa5281ff4a02 1214
AnnaBridge 161:aa5281ff4a02 1215 /*!
AnnaBridge 161:aa5281ff4a02 1216 * @brief Initializes the FlexCAN handle.
AnnaBridge 161:aa5281ff4a02 1217 *
AnnaBridge 161:aa5281ff4a02 1218 * This function initializes the FlexCAN handle, which can be used for other FlexCAN
AnnaBridge 161:aa5281ff4a02 1219 * transactional APIs. Usually, for a specified FlexCAN instance,
AnnaBridge 161:aa5281ff4a02 1220 * call this API once to get the initialized handle.
AnnaBridge 161:aa5281ff4a02 1221 *
AnnaBridge 161:aa5281ff4a02 1222 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1223 * @param handle FlexCAN handle pointer.
AnnaBridge 161:aa5281ff4a02 1224 * @param callback The callback function.
AnnaBridge 161:aa5281ff4a02 1225 * @param userData The parameter of the callback function.
AnnaBridge 161:aa5281ff4a02 1226 */
AnnaBridge 161:aa5281ff4a02 1227 void FLEXCAN_TransferCreateHandle(CAN_Type *base,
AnnaBridge 161:aa5281ff4a02 1228 flexcan_handle_t *handle,
AnnaBridge 161:aa5281ff4a02 1229 flexcan_transfer_callback_t callback,
AnnaBridge 161:aa5281ff4a02 1230 void *userData);
AnnaBridge 161:aa5281ff4a02 1231
AnnaBridge 161:aa5281ff4a02 1232 /*!
AnnaBridge 161:aa5281ff4a02 1233 * @brief Sends a message using IRQ.
AnnaBridge 161:aa5281ff4a02 1234 *
AnnaBridge 161:aa5281ff4a02 1235 * This function sends a message using IRQ. This is a non-blocking function, which returns
AnnaBridge 161:aa5281ff4a02 1236 * right away. When messages have been sent out, the send callback function is called.
AnnaBridge 161:aa5281ff4a02 1237 *
AnnaBridge 161:aa5281ff4a02 1238 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1239 * @param handle FlexCAN handle pointer.
AnnaBridge 161:aa5281ff4a02 1240 * @param xfer FlexCAN Message Buffer transfer structure. See the #flexcan_mb_transfer_t.
AnnaBridge 161:aa5281ff4a02 1241 * @retval kStatus_Success Start Tx Message Buffer sending process successfully.
AnnaBridge 161:aa5281ff4a02 1242 * @retval kStatus_Fail Write Tx Message Buffer failed.
AnnaBridge 161:aa5281ff4a02 1243 * @retval kStatus_FLEXCAN_TxBusy Tx Message Buffer is in use.
AnnaBridge 161:aa5281ff4a02 1244 */
AnnaBridge 161:aa5281ff4a02 1245 status_t FLEXCAN_TransferSendNonBlocking(CAN_Type *base, flexcan_handle_t *handle, flexcan_mb_transfer_t *xfer);
AnnaBridge 161:aa5281ff4a02 1246
AnnaBridge 161:aa5281ff4a02 1247 /*!
AnnaBridge 161:aa5281ff4a02 1248 * @brief Receives a message using IRQ.
AnnaBridge 161:aa5281ff4a02 1249 *
AnnaBridge 161:aa5281ff4a02 1250 * This function receives a message using IRQ. This is non-blocking function, which returns
AnnaBridge 161:aa5281ff4a02 1251 * right away. When the message has been received, the receive callback function is called.
AnnaBridge 161:aa5281ff4a02 1252 *
AnnaBridge 161:aa5281ff4a02 1253 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1254 * @param handle FlexCAN handle pointer.
AnnaBridge 161:aa5281ff4a02 1255 * @param xfer FlexCAN Message Buffer transfer structure. See the #flexcan_mb_transfer_t.
AnnaBridge 161:aa5281ff4a02 1256 * @retval kStatus_Success - Start Rx Message Buffer receiving process successfully.
AnnaBridge 161:aa5281ff4a02 1257 * @retval kStatus_FLEXCAN_RxBusy - Rx Message Buffer is in use.
AnnaBridge 161:aa5281ff4a02 1258 */
AnnaBridge 161:aa5281ff4a02 1259 status_t FLEXCAN_TransferReceiveNonBlocking(CAN_Type *base, flexcan_handle_t *handle, flexcan_mb_transfer_t *xfer);
AnnaBridge 161:aa5281ff4a02 1260
AnnaBridge 161:aa5281ff4a02 1261 /*!
AnnaBridge 161:aa5281ff4a02 1262 * @brief Receives a message from Rx FIFO using IRQ.
AnnaBridge 161:aa5281ff4a02 1263 *
AnnaBridge 161:aa5281ff4a02 1264 * This function receives a message using IRQ. This is a non-blocking function, which returns
AnnaBridge 161:aa5281ff4a02 1265 * right away. When all messages have been received, the receive callback function is called.
AnnaBridge 161:aa5281ff4a02 1266 *
AnnaBridge 161:aa5281ff4a02 1267 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1268 * @param handle FlexCAN handle pointer.
AnnaBridge 161:aa5281ff4a02 1269 * @param xfer FlexCAN Rx FIFO transfer structure. See the @ref flexcan_fifo_transfer_t.
AnnaBridge 161:aa5281ff4a02 1270 * @retval kStatus_Success - Start Rx FIFO receiving process successfully.
AnnaBridge 161:aa5281ff4a02 1271 * @retval kStatus_FLEXCAN_RxFifoBusy - Rx FIFO is currently in use.
AnnaBridge 161:aa5281ff4a02 1272 */
AnnaBridge 161:aa5281ff4a02 1273 status_t FLEXCAN_TransferReceiveFifoNonBlocking(CAN_Type *base,
AnnaBridge 161:aa5281ff4a02 1274 flexcan_handle_t *handle,
AnnaBridge 161:aa5281ff4a02 1275 flexcan_fifo_transfer_t *xfer);
AnnaBridge 161:aa5281ff4a02 1276
AnnaBridge 161:aa5281ff4a02 1277 /*!
AnnaBridge 161:aa5281ff4a02 1278 * @brief Aborts the interrupt driven message send process.
AnnaBridge 161:aa5281ff4a02 1279 *
AnnaBridge 161:aa5281ff4a02 1280 * This function aborts the interrupt driven message send process.
AnnaBridge 161:aa5281ff4a02 1281 *
AnnaBridge 161:aa5281ff4a02 1282 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1283 * @param handle FlexCAN handle pointer.
AnnaBridge 161:aa5281ff4a02 1284 * @param mbIdx The FlexCAN Message Buffer index.
AnnaBridge 161:aa5281ff4a02 1285 */
AnnaBridge 161:aa5281ff4a02 1286 void FLEXCAN_TransferAbortSend(CAN_Type *base, flexcan_handle_t *handle, uint8_t mbIdx);
AnnaBridge 161:aa5281ff4a02 1287
AnnaBridge 161:aa5281ff4a02 1288 /*!
AnnaBridge 161:aa5281ff4a02 1289 * @brief Aborts the interrupt driven message receive process.
AnnaBridge 161:aa5281ff4a02 1290 *
AnnaBridge 161:aa5281ff4a02 1291 * This function aborts the interrupt driven message receive process.
AnnaBridge 161:aa5281ff4a02 1292 *
AnnaBridge 161:aa5281ff4a02 1293 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1294 * @param handle FlexCAN handle pointer.
AnnaBridge 161:aa5281ff4a02 1295 * @param mbIdx The FlexCAN Message Buffer index.
AnnaBridge 161:aa5281ff4a02 1296 */
AnnaBridge 161:aa5281ff4a02 1297 void FLEXCAN_TransferAbortReceive(CAN_Type *base, flexcan_handle_t *handle, uint8_t mbIdx);
AnnaBridge 161:aa5281ff4a02 1298
AnnaBridge 161:aa5281ff4a02 1299 /*!
AnnaBridge 161:aa5281ff4a02 1300 * @brief Aborts the interrupt driven message receive from Rx FIFO process.
AnnaBridge 161:aa5281ff4a02 1301 *
AnnaBridge 161:aa5281ff4a02 1302 * This function aborts the interrupt driven message receive from Rx FIFO process.
AnnaBridge 161:aa5281ff4a02 1303 *
AnnaBridge 161:aa5281ff4a02 1304 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1305 * @param handle FlexCAN handle pointer.
AnnaBridge 161:aa5281ff4a02 1306 */
AnnaBridge 161:aa5281ff4a02 1307 void FLEXCAN_TransferAbortReceiveFifo(CAN_Type *base, flexcan_handle_t *handle);
AnnaBridge 161:aa5281ff4a02 1308
AnnaBridge 161:aa5281ff4a02 1309 /*!
AnnaBridge 161:aa5281ff4a02 1310 * @brief FlexCAN IRQ handle function.
AnnaBridge 161:aa5281ff4a02 1311 *
AnnaBridge 161:aa5281ff4a02 1312 * This function handles the FlexCAN Error, the Message Buffer, and the Rx FIFO IRQ request.
AnnaBridge 161:aa5281ff4a02 1313 *
AnnaBridge 161:aa5281ff4a02 1314 * @param base FlexCAN peripheral base address.
AnnaBridge 161:aa5281ff4a02 1315 * @param handle FlexCAN handle pointer.
AnnaBridge 161:aa5281ff4a02 1316 */
AnnaBridge 161:aa5281ff4a02 1317 void FLEXCAN_TransferHandleIRQ(CAN_Type *base, flexcan_handle_t *handle);
AnnaBridge 161:aa5281ff4a02 1318
AnnaBridge 161:aa5281ff4a02 1319 /* @} */
AnnaBridge 161:aa5281ff4a02 1320
AnnaBridge 161:aa5281ff4a02 1321 #if defined(__cplusplus)
AnnaBridge 161:aa5281ff4a02 1322 }
AnnaBridge 161:aa5281ff4a02 1323 #endif
AnnaBridge 161:aa5281ff4a02 1324
AnnaBridge 161:aa5281ff4a02 1325 /*! @}*/
AnnaBridge 161:aa5281ff4a02 1326
AnnaBridge 161:aa5281ff4a02 1327 #endif /* _FSL_FLEXCAN_H_ */