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TARGET_USENSE/TOOLCHAIN_IAR/fsl_intmux.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 145:64910690c574 1 /*
AnnaBridge 145:64910690c574 2 * Copyright (c) 2015, Freescale Semiconductor, Inc.
AnnaBridge 145:64910690c574 3 * All rights reserved.
AnnaBridge 145:64910690c574 4 *
AnnaBridge 145:64910690c574 5 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 145:64910690c574 6 * are permitted provided that the following conditions are met:
AnnaBridge 145:64910690c574 7 *
AnnaBridge 145:64910690c574 8 * o Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 145:64910690c574 9 * of conditions and the following disclaimer.
AnnaBridge 145:64910690c574 10 *
AnnaBridge 145:64910690c574 11 * o Redistributions in binary form must reproduce the above copyright notice, this
AnnaBridge 145:64910690c574 12 * list of conditions and the following disclaimer in the documentation and/or
AnnaBridge 145:64910690c574 13 * other materials provided with the distribution.
AnnaBridge 145:64910690c574 14 *
AnnaBridge 145:64910690c574 15 * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
AnnaBridge 145:64910690c574 16 * contributors may be used to endorse or promote products derived from this
AnnaBridge 145:64910690c574 17 * software without specific prior written permission.
AnnaBridge 145:64910690c574 18 *
AnnaBridge 145:64910690c574 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 145:64910690c574 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 145:64910690c574 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 145:64910690c574 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 145:64910690c574 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 145:64910690c574 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 145:64910690c574 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 145:64910690c574 26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 145:64910690c574 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 145:64910690c574 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 145:64910690c574 29 */
AnnaBridge 145:64910690c574 30
AnnaBridge 145:64910690c574 31 #ifndef _FSL_INTMUX_H_
AnnaBridge 145:64910690c574 32 #define _FSL_INTMUX_H_
AnnaBridge 145:64910690c574 33
AnnaBridge 145:64910690c574 34 #include "fsl_common.h"
AnnaBridge 145:64910690c574 35
AnnaBridge 145:64910690c574 36 /*!
AnnaBridge 145:64910690c574 37 * @addtogroup intmux
AnnaBridge 145:64910690c574 38 * @{
AnnaBridge 145:64910690c574 39 */
AnnaBridge 145:64910690c574 40
AnnaBridge 145:64910690c574 41
AnnaBridge 145:64910690c574 42 /*******************************************************************************
AnnaBridge 145:64910690c574 43 * Definitions
AnnaBridge 145:64910690c574 44 ******************************************************************************/
AnnaBridge 145:64910690c574 45
AnnaBridge 145:64910690c574 46 /*! @name Driver version */
AnnaBridge 145:64910690c574 47 /*@{*/
AnnaBridge 145:64910690c574 48 /*!< Version 2.0.0. */
AnnaBridge 145:64910690c574 49 #define FSL_INTMUX_DRIVER_VERSION (MAKE_VERSION(2, 0, 0))
AnnaBridge 145:64910690c574 50 /*@}*/
AnnaBridge 145:64910690c574 51
AnnaBridge 145:64910690c574 52 /*! @brief INTMUX channel logic mode. */
AnnaBridge 145:64910690c574 53 typedef enum _intmux_channel_logic_mode
AnnaBridge 145:64910690c574 54 {
AnnaBridge 145:64910690c574 55 kINTMUX_ChannelLogicOR = 0x0U, /*!< Logic OR all enabled interrupt inputs */
AnnaBridge 145:64910690c574 56 kINTMUX_ChannelLogicAND, /*!< Logic AND all enabled interrupt inputs */
AnnaBridge 145:64910690c574 57 } intmux_channel_logic_mode_t;
AnnaBridge 145:64910690c574 58
AnnaBridge 145:64910690c574 59 /*******************************************************************************
AnnaBridge 145:64910690c574 60 * API
AnnaBridge 145:64910690c574 61 ******************************************************************************/
AnnaBridge 145:64910690c574 62
AnnaBridge 145:64910690c574 63 #if defined(__cplusplus)
AnnaBridge 145:64910690c574 64 extern "C" {
AnnaBridge 145:64910690c574 65 #endif
AnnaBridge 145:64910690c574 66
AnnaBridge 145:64910690c574 67 /*! @name Initialization and deinitialization */
AnnaBridge 145:64910690c574 68 /*@{*/
AnnaBridge 145:64910690c574 69
AnnaBridge 145:64910690c574 70 /*!
AnnaBridge 145:64910690c574 71 * @brief Initializes the INTMUX module.
AnnaBridge 145:64910690c574 72 *
AnnaBridge 145:64910690c574 73 * This function enables the clock gate for the specified INTMUX. It then resets all channels, so that no
AnnaBridge 145:64910690c574 74 * interrupt sources are routed and the logic mode is set to default of #kINTMUX_ChannelLogicOR.
AnnaBridge 145:64910690c574 75 * Finally, the NVIC vectors for all the INTMUX output channels are enabled.
AnnaBridge 145:64910690c574 76 *
AnnaBridge 145:64910690c574 77 * @param base INTMUX peripheral base address.
AnnaBridge 145:64910690c574 78 */
AnnaBridge 145:64910690c574 79 void INTMUX_Init(INTMUX_Type *base);
AnnaBridge 145:64910690c574 80
AnnaBridge 145:64910690c574 81 /*!
AnnaBridge 145:64910690c574 82 * @brief Deinitializes an INTMUX instance for operation.
AnnaBridge 145:64910690c574 83 *
AnnaBridge 145:64910690c574 84 * The clock gate for the specified INTMUX is disabled and the NVIC vectors for all channels are disabled.
AnnaBridge 145:64910690c574 85 *
AnnaBridge 145:64910690c574 86 * @param base INTMUX peripheral base address.
AnnaBridge 145:64910690c574 87 */
AnnaBridge 145:64910690c574 88 void INTMUX_Deinit(INTMUX_Type *base);
AnnaBridge 145:64910690c574 89
AnnaBridge 145:64910690c574 90 /*!
AnnaBridge 145:64910690c574 91 * @brief Resets an INTMUX channel.
AnnaBridge 145:64910690c574 92 *
AnnaBridge 145:64910690c574 93 * Sets all register values in the specified channel to their reset value. This function disables all interrupt
AnnaBridge 145:64910690c574 94 * sources for the channel.
AnnaBridge 145:64910690c574 95 *
AnnaBridge 145:64910690c574 96 * @param base INTMUX peripheral base address.
AnnaBridge 145:64910690c574 97 * @param channel The INTMUX channel number.
AnnaBridge 145:64910690c574 98 */
AnnaBridge 145:64910690c574 99 static inline void INTMUX_ResetChannel(INTMUX_Type *base, uint32_t channel)
AnnaBridge 145:64910690c574 100 {
AnnaBridge 145:64910690c574 101 assert(channel < FSL_FEATURE_INTMUX_CHANNEL_COUNT);
AnnaBridge 145:64910690c574 102
AnnaBridge 145:64910690c574 103 base->CHANNEL[channel].CHn_CSR |= INTMUX_CHn_CSR_RST_MASK;
AnnaBridge 145:64910690c574 104 }
AnnaBridge 145:64910690c574 105
AnnaBridge 145:64910690c574 106 /*!
AnnaBridge 145:64910690c574 107 * @brief Sets the logic mode for an INTMUX channel.
AnnaBridge 145:64910690c574 108 *
AnnaBridge 145:64910690c574 109 * INTMUX channels can be configured to use one of the two logic modes that control how pending interrupt sources
AnnaBridge 145:64910690c574 110 * on the channel trigger the output interrupt.
AnnaBridge 145:64910690c574 111 * - #kINTMUX_ChannelLogicOR means any source pending triggers the output interrupt.
AnnaBridge 145:64910690c574 112 * - #kINTMUX_ChannelLogicAND means all selected sources on the channel must be pending before the channel
AnnaBridge 145:64910690c574 113 * output interrupt triggers.
AnnaBridge 145:64910690c574 114 *
AnnaBridge 145:64910690c574 115 * @param base INTMUX peripheral base address.
AnnaBridge 145:64910690c574 116 * @param channel The INTMUX channel number.
AnnaBridge 145:64910690c574 117 * @param logic The INTMUX channel logic mode.
AnnaBridge 145:64910690c574 118 */
AnnaBridge 145:64910690c574 119 static inline void INTMUX_SetChannelMode(INTMUX_Type *base, uint32_t channel, intmux_channel_logic_mode_t logic)
AnnaBridge 145:64910690c574 120 {
AnnaBridge 145:64910690c574 121 assert(channel < FSL_FEATURE_INTMUX_CHANNEL_COUNT);
AnnaBridge 145:64910690c574 122
AnnaBridge 145:64910690c574 123 base->CHANNEL[channel].CHn_CSR = INTMUX_CHn_CSR_AND(logic);
AnnaBridge 145:64910690c574 124 }
AnnaBridge 145:64910690c574 125
AnnaBridge 145:64910690c574 126 /*@}*/
AnnaBridge 145:64910690c574 127 /*! @name Sources */
AnnaBridge 145:64910690c574 128 /*@{*/
AnnaBridge 145:64910690c574 129
AnnaBridge 145:64910690c574 130 /*!
AnnaBridge 145:64910690c574 131 * @brief Enables an interrupt source on an INTMUX channel.
AnnaBridge 145:64910690c574 132 *
AnnaBridge 145:64910690c574 133 * @param base INTMUX peripheral base address.
AnnaBridge 145:64910690c574 134 * @param channel Index of the INTMUX channel on which the specified interrupt is enabled.
AnnaBridge 145:64910690c574 135 * @param irq Interrupt to route to the specified INTMUX channel. The interrupt must be an INTMUX source.
AnnaBridge 145:64910690c574 136 */
AnnaBridge 145:64910690c574 137 static inline void INTMUX_EnableInterrupt(INTMUX_Type *base, uint32_t channel, IRQn_Type irq)
AnnaBridge 145:64910690c574 138 {
AnnaBridge 145:64910690c574 139 assert(channel < FSL_FEATURE_INTMUX_CHANNEL_COUNT);
AnnaBridge 145:64910690c574 140 assert(irq >= FSL_FEATURE_INTMUX_IRQ_START_INDEX);
AnnaBridge 145:64910690c574 141
AnnaBridge 145:64910690c574 142 base->CHANNEL[channel].CHn_IER_31_0 |= (1U << ((uint32_t)irq - FSL_FEATURE_INTMUX_IRQ_START_INDEX));
AnnaBridge 145:64910690c574 143 }
AnnaBridge 145:64910690c574 144
AnnaBridge 145:64910690c574 145 /*!
AnnaBridge 145:64910690c574 146 * @brief Disables an interrupt source on an INTMUX channel.
AnnaBridge 145:64910690c574 147 *
AnnaBridge 145:64910690c574 148 * @param base INTMUX peripheral base address.
AnnaBridge 145:64910690c574 149 * @param channel Index of the INTMUX channel on which the specified interrupt is disabled.
AnnaBridge 145:64910690c574 150 * @param irq Interrupt number. The interrupt must be an INTMUX source.
AnnaBridge 145:64910690c574 151 */
AnnaBridge 145:64910690c574 152 static inline void INTMUX_DisableInterrupt(INTMUX_Type *base, uint32_t channel, IRQn_Type irq)
AnnaBridge 145:64910690c574 153 {
AnnaBridge 145:64910690c574 154 assert(channel < FSL_FEATURE_INTMUX_CHANNEL_COUNT);
AnnaBridge 145:64910690c574 155 assert(irq >= FSL_FEATURE_INTMUX_IRQ_START_INDEX);
AnnaBridge 145:64910690c574 156
AnnaBridge 145:64910690c574 157 base->CHANNEL[channel].CHn_IER_31_0 &= ~(1U << ((uint32_t)irq - FSL_FEATURE_INTMUX_IRQ_START_INDEX));
AnnaBridge 145:64910690c574 158 }
AnnaBridge 145:64910690c574 159
AnnaBridge 145:64910690c574 160 /*@}*/
AnnaBridge 145:64910690c574 161 /*! @name Status */
AnnaBridge 145:64910690c574 162 /*@{*/
AnnaBridge 145:64910690c574 163
AnnaBridge 145:64910690c574 164 /*!
AnnaBridge 145:64910690c574 165 * @brief Gets INTMUX pending interrupt sources for a specific channel.
AnnaBridge 145:64910690c574 166 *
AnnaBridge 145:64910690c574 167 * @param base INTMUX peripheral base address.
AnnaBridge 145:64910690c574 168 * @param channel The INTMUX channel number.
AnnaBridge 145:64910690c574 169 * @return The mask of pending interrupt bits. Bit[n] set means INTMUX source n is pending.
AnnaBridge 145:64910690c574 170 */
AnnaBridge 145:64910690c574 171 static inline uint32_t INTMUX_GetChannelPendingSources(INTMUX_Type *base, uint32_t channel)
AnnaBridge 145:64910690c574 172 {
AnnaBridge 145:64910690c574 173 assert(channel < FSL_FEATURE_INTMUX_CHANNEL_COUNT);
AnnaBridge 145:64910690c574 174
AnnaBridge 145:64910690c574 175 return base->CHANNEL[channel].CHn_IPR_31_0;
AnnaBridge 145:64910690c574 176 }
AnnaBridge 145:64910690c574 177
AnnaBridge 145:64910690c574 178 /*@}*/
AnnaBridge 145:64910690c574 179
AnnaBridge 145:64910690c574 180 #if defined(__cplusplus)
AnnaBridge 145:64910690c574 181 }
AnnaBridge 145:64910690c574 182 #endif
AnnaBridge 145:64910690c574 183
AnnaBridge 145:64910690c574 184 /*! @} */
AnnaBridge 145:64910690c574 185
AnnaBridge 145:64910690c574 186 #endif /* _FSL_INTMUX_H_ */