265 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			C
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			265 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			C
		
	
	
		
			Executable File
		
	
	
	
	
| 
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| /******************************************************************************
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|   * \attention
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|   *
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|   * <h2><center>© COPYRIGHT 2020 STMicroelectronics</center></h2>
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|   *
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|   * Licensed under ST MYLIBERTY SOFTWARE LICENSE AGREEMENT (the "License");
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|   * You may not use this file except in compliance with the License.
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|   * You may obtain a copy of the License at:
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|   *
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|   *        www.st.com/myliberty
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|   *
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|   * Unless required by applicable law or agreed to in writing, software 
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|   * distributed under the License is distributed on an "AS IS" BASIS, 
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|   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied,
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|   * AND SPECIFICALLY DISCLAIMING THE IMPLIED WARRANTIES OF MERCHANTABILITY,
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|   * FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
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|   * See the License for the specific language governing permissions and
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|   * limitations under the License.
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|   *
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| ******************************************************************************/
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| 
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| 
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| /*
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|  *      PROJECT:   ST25R3916 firmware
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|  *      Revision: 
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|  *      LANGUAGE:  ISO C99
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|  */
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| 
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| /*! \file
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|  *
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|  *  \author Gustavo Patricio
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|  *
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|  *  \brief ST25R3916 Interrupt handling
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|  *
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|  * \addtogroup RFAL
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|  * @{
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|  *
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|  * \addtogroup RFAL-HAL
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|  * \brief RFAL Hardware Abstraction Layer
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|  * @{
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|  *
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|  * \addtogroup ST25R3916
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|  * \brief RFAL ST25R3916 Driver
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|  * @{
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|  * 
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|  * \addtogroup ST25R3916_IRQ
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|  * \brief RFAL ST25R3916 IRQ
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|  * @{
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|  * 
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|  */
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| 
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| #ifndef ST25R3916_IRQ_H
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| #define ST25R3916_IRQ_H
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| 
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| /*
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| ******************************************************************************
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| * INCLUDES
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| ******************************************************************************
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| */
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| 
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| #include "platform.h"
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| 
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| /*
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| ******************************************************************************
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| * GLOBAL DEFINES
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| ******************************************************************************
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| */
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| 
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| #define ST25R3916_IRQ_MASK_ALL             (uint32_t)(0xFFFFFFFFUL)  /*!< All ST25R3916 interrupt sources                             */
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| #define ST25R3916_IRQ_MASK_NONE            (uint32_t)(0x00000000UL)  /*!< No ST25R3916 interrupt source                               */
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| 
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| /* Main interrupt register */
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| #define ST25R3916_IRQ_MASK_OSC             (uint32_t)(0x00000080U)   /*!< ST25R3916 oscillator stable interrupt                       */
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| #define ST25R3916_IRQ_MASK_FWL             (uint32_t)(0x00000040U)   /*!< ST25R3916 FIFO water level interrupt                        */
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| #define ST25R3916_IRQ_MASK_RXS             (uint32_t)(0x00000020U)   /*!< ST25R3916 start of receive interrupt                        */
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| #define ST25R3916_IRQ_MASK_RXE             (uint32_t)(0x00000010U)   /*!< ST25R3916 end of receive interrupt                          */
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| #define ST25R3916_IRQ_MASK_TXE             (uint32_t)(0x00000008U)   /*!< ST25R3916 end of transmission interrupt                     */
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| #define ST25R3916_IRQ_MASK_COL             (uint32_t)(0x00000004U)   /*!< ST25R3916 bit collision interrupt                           */
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| #define ST25R3916_IRQ_MASK_RX_REST         (uint32_t)(0x00000002U)   /*!< ST25R3916 automatic reception restart interrupt             */
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| #define ST25R3916_IRQ_MASK_RFU             (uint32_t)(0x00000001U)   /*!< ST25R3916 RFU interrupt                                     */
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| 
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| /* Timer and NFC interrupt register */
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| #define ST25R3916_IRQ_MASK_DCT             (uint32_t)(0x00008000U)   /*!< ST25R3916 termination of direct command interrupt.          */
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| #define ST25R3916_IRQ_MASK_NRE             (uint32_t)(0x00004000U)   /*!< ST25R3916 no-response timer expired interrupt               */
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| #define ST25R3916_IRQ_MASK_GPE             (uint32_t)(0x00002000U)   /*!< ST25R3916 general purpose timer expired interrupt           */
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| #define ST25R3916_IRQ_MASK_EON             (uint32_t)(0x00001000U)   /*!< ST25R3916 external field on interrupt                       */
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| #define ST25R3916_IRQ_MASK_EOF             (uint32_t)(0x00000800U)   /*!< ST25R3916 external field off interrupt                      */
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| #define ST25R3916_IRQ_MASK_CAC             (uint32_t)(0x00000400U)   /*!< ST25R3916 collision during RF collision avoidance interrupt */
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| #define ST25R3916_IRQ_MASK_CAT             (uint32_t)(0x00000200U)   /*!< ST25R3916 minimum guard time expired interrupt              */
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| #define ST25R3916_IRQ_MASK_NFCT            (uint32_t)(0x00000100U)   /*!< ST25R3916 initiator bit rate recognised interrupt           */
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| 
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| /* Error and wake-up interrupt register */
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| #define ST25R3916_IRQ_MASK_CRC             (uint32_t)(0x00800000U)   /*!< ST25R3916 CRC error interrupt                               */
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| #define ST25R3916_IRQ_MASK_PAR             (uint32_t)(0x00400000U)   /*!< ST25R3916 parity error interrupt                            */
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| #define ST25R3916_IRQ_MASK_ERR2            (uint32_t)(0x00200000U)   /*!< ST25R3916 soft framing error interrupt                      */
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| #define ST25R3916_IRQ_MASK_ERR1            (uint32_t)(0x00100000U)   /*!< ST25R3916 hard framing error interrupt                      */
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| #define ST25R3916_IRQ_MASK_WT              (uint32_t)(0x00080000U)   /*!< ST25R3916 wake-up interrupt                                 */
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| #define ST25R3916_IRQ_MASK_WAM             (uint32_t)(0x00040000U)   /*!< ST25R3916 wake-up due to amplitude interrupt                */
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| #define ST25R3916_IRQ_MASK_WPH             (uint32_t)(0x00020000U)   /*!< ST25R3916 wake-up due to phase interrupt                    */
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| #define ST25R3916_IRQ_MASK_WCAP            (uint32_t)(0x00010000U)   /*!< ST25R3916 wake-up due to capacitance measurement            */
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| 
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| /* Passive Target Interrupt Register */
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| #define ST25R3916_IRQ_MASK_PPON2           (uint32_t)(0x80000000U)   /*!< ST25R3916 PPON2 Field on waiting Timer interrupt            */
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| #define ST25R3916_IRQ_MASK_SL_WL           (uint32_t)(0x40000000U)   /*!< ST25R3916 Passive target slot number water level interrupt  */
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| #define ST25R3916_IRQ_MASK_APON            (uint32_t)(0x20000000U)   /*!< ST25R3916 Anticollision done and Field On interrupt         */
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| #define ST25R3916_IRQ_MASK_RXE_PTA         (uint32_t)(0x10000000U)   /*!< ST25R3916 RXE with an automatic response interrupt          */
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| #define ST25R3916_IRQ_MASK_WU_F            (uint32_t)(0x08000000U)   /*!< ST25R3916 212/424b/s Passive target interrupt: Active       */
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| #define ST25R3916_IRQ_MASK_RFU2            (uint32_t)(0x04000000U)   /*!< ST25R3916 RFU2 interrupt                                    */
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| #define ST25R3916_IRQ_MASK_WU_A_X          (uint32_t)(0x02000000U)   /*!< ST25R3916 106kb/s Passive target state interrupt: Active*   */
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| #define ST25R3916_IRQ_MASK_WU_A            (uint32_t)(0x01000000U)   /*!< ST25R3916 106kb/s Passive target state interrupt: Active    */
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| 
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| /*
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| ******************************************************************************
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| * GLOBAL FUNCTION PROTOTYPES
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| ******************************************************************************
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| */
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| 
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief  Wait until an ST25R3916 interrupt occurs
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|  *
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|  *  This function is used to access the ST25R3916 interrupt flags. Use this
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|  *  to wait for max. \a tmo milliseconds for the \b first interrupt indicated
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|  *  with mask \a mask to occur.
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|  *
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|  *  \param[in] mask : mask indicating the interrupts to wait for.
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|  *  \param[in] tmo : time in milliseconds until timeout occurs. If set to 0
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|  *                   the functions waits forever.
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|  *
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|  *  \return : 0 if timeout occured otherwise a mask indicating the cleared
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|  *              interrupts.
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|  *
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|  *****************************************************************************
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|  */
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| uint32_t st25r3916WaitForInterruptsTimed( uint32_t mask, uint16_t tmo );
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief  Get status for the given interrupt
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|  *
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|  *  This function is used to check whether the interrupt given by \a mask
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|  *  has occured. If yes the interrupt gets cleared. This function returns
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|  *  only status bits which are inside \a mask.
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|  *
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|  *  \param[in] mask : mask indicating the interrupt to check for.
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|  *
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|  *  \return the mask of the interrupts occurred
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|  *
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|  *****************************************************************************
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|  */
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| uint32_t st25r3916GetInterrupt( uint32_t mask );
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief  Init the 3916 interrupt
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|  *
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|  *  This function is used to check whether the interrupt given by \a mask
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|  *  has occured. 
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|  *
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|  *****************************************************************************
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|  */
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| void st25r3916InitInterrupts( void );
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief  Modifies the Interrupt
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|  *
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|  *  This function modifies the interrupt
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|  *  
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|  *  \param[in] clr_mask : bit mask to be cleared on the interrupt mask 
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|  *  \param[in] set_mask : bit mask to be set on the interrupt mask 
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|  *****************************************************************************
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|  */
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| void st25r3916ModifyInterrupts( uint32_t clr_mask, uint32_t set_mask );
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief Checks received interrupts
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|  *
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|  *  Checks received interrupts and saves the result into global params
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|  *****************************************************************************
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|  */
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| void st25r3916CheckForReceivedInterrupts( void );
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief  ISR Service routine
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|  *
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|  *  This function modiefies the interupt
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|  *****************************************************************************
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|  */
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| void  st25r3916Isr( void );
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief  Enable a given ST25R3916 Interrupt source
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|  *
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|  *  This function enables all interrupts given by \a mask, 
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|  *  ST25R3916_IRQ_MASK_ALL enables all interrupts.
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|  *
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|  *  \param[in] mask: mask indicating the interrupts to be enabled
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|  *
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|  *****************************************************************************
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|  */
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| void st25r3916EnableInterrupts( uint32_t mask );
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief  Disable one or more a given ST25R3916 Interrupt sources
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|  *
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|  *  This function disables all interrupts given by \a mask. 0xff disables all.
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|  *
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|  *  \param[in] mask: mask indicating the interrupts to be disabled.
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|  *
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|  *****************************************************************************
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|  */
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| void st25r3916DisableInterrupts( uint32_t mask );
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief  Clear all ST25R3916 irq flags
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|  *
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|  *****************************************************************************
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|  */
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| void st25r3916ClearInterrupts( void );
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief  Clears and then enables the given ST25R3916 Interrupt sources
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|  *
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|  *  \param[in] mask: mask indicating the interrupts to be cleared and enabled
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|  *****************************************************************************
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|  */
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| void st25r3916ClearAndEnableInterrupts( uint32_t mask );
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief  Sets IRQ callback for the ST25R3916 interrupt
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|  *
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|  *****************************************************************************
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|  */
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| void st25r3916IRQCallbackSet( void (*cb)( void ) );
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| 
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| /*! 
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|  *****************************************************************************
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|  *  \brief  Sets IRQ callback for the ST25R3916 interrupt
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|  *
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|  *****************************************************************************
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|  */
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| void st25r3916IRQCallbackRestore( void );
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| 
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| #endif /* ST25R3916_IRQ_H */
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| 
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| /**
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|   * @}
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|   *
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|   * @}
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|   *
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|   * @}
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|   * 
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|   * @}
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|   */
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