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Diffstat (limited to 'tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_KPSDK_CODE/hal/dmamux/fsl_dmamux_hal.h')
| -rw-r--r-- | tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_KPSDK_CODE/hal/dmamux/fsl_dmamux_hal.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_KPSDK_CODE/hal/dmamux/fsl_dmamux_hal.h b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_KPSDK_CODE/hal/dmamux/fsl_dmamux_hal.h new file mode 100644 index 0000000000..4aa7544c5f --- /dev/null +++ b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_KPSDK_CODE/hal/dmamux/fsl_dmamux_hal.h @@ -0,0 +1,136 @@ +/* + * Copyright (c) 2013 - 2014, Freescale Semiconductor, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * o Redistributions of source code must retain the above copyright notice, this list + * of conditions and the following disclaimer. + * + * o Redistributions in binary form must reproduce the above copyright notice, this + * list of conditions and the following disclaimer in the documentation and/or + * other materials provided with the distribution. + * + * o Neither the name of Freescale Semiconductor, Inc. nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR + * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#ifndef __FSL_DMAMUX_HAL_H__ +#define __FSL_DMAMUX_HAL_H__ + +#include <stdint.h> +#include <stdbool.h> +#include <assert.h> +#include "fsl_dmamux_features.h" +#include "fsl_device_registers.h" + +/*! + * @addtogroup dmamux_hal + * @{ + */ + +/******************************************************************************* + * Definitions + ******************************************************************************/ +/*! + * @brief A constant for the length of the DMA hardware source. This structure is used inside + * the DMA driver. + */ +typedef enum _dmamux_source { + kDmamuxDmaRequestSource = 64U /*!< Maximum number of the DMA requests allowed for the DMA mux. */ +} dmamux_dma_request_source; + +/******************************************************************************* + * API + ******************************************************************************/ + +#if defined(__cplusplus) +extern "C" { +#endif + +/*! + * @name DMAMUX HAL function + * @{ + */ + +/*! + * @brief Initializes the DMAMUX module to the reset state. + * + * Initializes the DMAMUX module to the reset state. + * + * @param baseAddr Register base address for DMAMUX module. + */ +void DMAMUX_HAL_Init(uint32_t baseAddr); + +/*! + * @brief Enables/Disables the DMAMUX channel. + * + * Enables the hardware request. If enabled, the hardware request is sent to + * the corresponding DMA channel. + * + * @param baseAddr Register base address for DMAMUX module. + * @param channel DMAMUX channel number. + * @param enable Enables (true) or Disables (false) DMAMUX channel. + */ +static inline void DMAMUX_HAL_SetChannelCmd(uint32_t baseAddr, uint32_t channel, bool enable) +{ + assert(channel < FSL_FEATURE_DMAMUX_MODULE_CHANNEL); + BW_DMAMUX_CHCFGn_ENBL(baseAddr, channel, enable); +} + + +/*! + * @brief Enables/Disables the period trigger. + * + * @param baseAddr Register base address for DMAMUX module. + * @param channel DMAMUX channel number. + * @param enable Enables (true) or Disables (false) period trigger. + */ +static inline void DMAMUX_HAL_SetPeriodTriggerCmd(uint32_t baseAddr, uint32_t channel, bool enable) +{ + assert(channel < FSL_FEATURE_DMAMUX_MODULE_CHANNEL); + BW_DMAMUX_CHCFGn_TRIG(baseAddr, channel, enable); +} + + +/*! + * @brief Configures the DMA request for the DMAMUX channel. + * + * Sets the trigger source for the DMA channel. The trigger source is in the file + * fsl_dma_request.h. + * + * @param baseAddr Register base address for DMAMUX module. + * @param channel DMAMUX channel number. + * @param source DMA request source. + */ +static inline void DMAMUX_HAL_SetTriggerSource(uint32_t baseAddr, uint32_t channel, uint8_t source) +{ + assert(channel < FSL_FEATURE_DMAMUX_MODULE_CHANNEL); + BW_DMAMUX_CHCFGn_SOURCE(baseAddr, channel, source); +} + +/* @} */ + +#if defined(__cplusplus) +} +#endif + +/*! @} */ + +#endif /* __FSL_DMAMUX_HAL_H__ */ +/******************************************************************************* + * EOF + ******************************************************************************/ + |