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rt-thread/bsp/imxrt/libraries/MIMXRT1170/MIMXRT1176/drivers/fsl_enet_qos.h

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/*
* Copyright 2020-2021 NXP
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef _FSL_ENET_QOS_H_
#define _FSL_ENET_QOS_H_
#include "fsl_common.h"
#include "fsl_cache.h"
#if defined(FSL_FEATURE_MEMORY_HAS_ADDRESS_OFFSET) && FSL_FEATURE_MEMORY_HAS_ADDRESS_OFFSET
#include "fsl_memory.h"
#endif
/*!
* @addtogroup enet_qos_qos
* @{
*/
/*******************************************************************************
* Definitions
******************************************************************************/
/*! @name Driver version */
/*@{*/
/*! @brief Defines the driver version. */
#define FSL_ENET_QOS_DRIVER_VERSION (MAKE_VERSION(2, 4, 0))
/*@}*/
/*! @name Control and status region bit masks of the receive buffer descriptor. */
/*@{*/
/*! @brief Defines for read format. */
#define ENET_QOS_RXDESCRIP_RD_BUFF1VALID_MASK (1UL << 24U) /*!< Buffer1 address valid. */
#define ENET_QOS_RXDESCRIP_RD_BUFF2VALID_MASK (1UL << 25U) /*!< Buffer2 address valid. */
#define ENET_QOS_RXDESCRIP_RD_IOC_MASK (1UL << 30U) /*!< Interrupt enable on complete. */
#define ENET_QOS_RXDESCRIP_RD_OWN_MASK (1UL << 31U) /*!< Own bit. */
/*! @brief Defines for write back format. */
#define ENET_QOS_RXDESCRIP_WR_ERR_MASK ((1UL << 3U) | (1UL << 7U))
#define ENET_QOS_RXDESCRIP_WR_PYLOAD_MASK (0x7UL)
#define ENET_QOS_RXDESCRIP_WR_PTPMSGTYPE_MASK (0xF00UL)
#define ENET_QOS_RXDESCRIP_WR_PTPTYPE_MASK (1UL << 12U)
#define ENET_QOS_RXDESCRIP_WR_PTPVERSION_MASK (1UL << 13U)
#define ENET_QOS_RXDESCRIP_WR_PTPTSA_MASK (1UL << 14U)
#define ENET_QOS_RXDESCRIP_WR_PACKETLEN_MASK (0x7FFFUL)
#define ENET_QOS_RXDESCRIP_WR_ERRSUM_MASK (1UL << 15U)
#define ENET_QOS_RXDESCRIP_WR_TYPE_MASK (0x30000UL)
#define ENET_QOS_RXDESCRIP_WR_DE_MASK (1UL << 19U)
#define ENET_QOS_RXDESCRIP_WR_RE_MASK (1UL << 20U)
#define ENET_QOS_RXDESCRIP_WR_OE_MASK (1UL << 21U)
#define ENET_QOS_RXDESCRIP_WR_RWT_MASK (1UL << 22U)
#define ENET_QOS_RXDESCRIP_WR_GP_MASK (1UL << 22U)
#define ENET_QOS_RXDESCRIP_WR_CRC_MASK (1UL << 23U)
#define ENET_QOS_RXDESCRIP_WR_RS0V_MASK (1UL << 25U)
#define ENET_QOS_RXDESCRIP_WR_RS1V_MASK (1UL << 26U)
#define ENET_QOS_RXDESCRIP_WR_RS2V_MASK (1UL << 27U)
#define ENET_QOS_RXDESCRIP_WR_LD_MASK (1UL << 28U)
#define ENET_QOS_RXDESCRIP_WR_FD_MASK (1UL << 29U)
#define ENET_QOS_RXDESCRIP_WR_CTXT_MASK (1UL << 30U)
#define ENET_QOS_RXDESCRIP_WR_OWN_MASK (1UL << 31U)
#define ENET_QOS_RXDESCRIP_WR_SA_FAILURE_MASK (1UL << 16U)
#define ENET_QOS_RXDESCRIP_WR_DA_FAILURE_MASK (1UL << 17U)
/*@}*/
/*! @name Control and status bit masks of the transmit buffer descriptor. */
/*@{*/
/*! @brief Defines for read format. */
#define ENET_QOS_TXDESCRIP_RD_BL1_MASK (0x3fffUL)
#define ENET_QOS_TXDESCRIP_RD_BL2_MASK (ENET_QOS_TXDESCRIP_RD_BL1_MASK << 16U)
#define ENET_QOS_TXDESCRIP_RD_BL1(n) ((uint32_t)(n)&ENET_QOS_TXDESCRIP_RD_BL1_MASK)
#define ENET_QOS_TXDESCRIP_RD_BL2(n) (((uint32_t)(n)&ENET_QOS_TXDESCRIP_RD_BL1_MASK) << 16)
#define ENET_QOS_TXDESCRIP_RD_TTSE_MASK (1UL << 30UL)
#define ENET_QOS_TXDESCRIP_RD_IOC_MASK (1UL << 31UL)
#define ENET_QOS_TXDESCRIP_RD_FL_MASK (0x7FFFUL)
#define ENET_QOS_TXDESCRIP_RD_FL(n) ((uint32_t)(n)&ENET_QOS_TXDESCRIP_RD_FL_MASK)
#define ENET_QOS_TXDESCRIP_RD_CIC(n) (((uint32_t)(n)&0x3U) << 16U)
#define ENET_QOS_TXDESCRIP_RD_TSE_MASK (1UL << 18U)
#define ENET_QOS_TXDESCRIP_RD_SLOT(n) (((uint32_t)(n)&0x0fU) << 19U)
#define ENET_QOS_TXDESCRIP_RD_SAIC(n) (((uint32_t)(n)&0x07U) << 23U)
#define ENET_QOS_TXDESCRIP_RD_CPC(n) (((uint32_t)(n)&0x03U) << 26U)
#define ENET_QOS_TXDESCRIP_RD_LDFD(n) (((uint32_t)(n)&0x03U) << 28U)
#define ENET_QOS_TXDESCRIP_RD_LD_MASK (1UL << 28U)
#define ENET_QOS_TXDESCRIP_RD_FD_MASK (1UL << 29U)
#define ENET_QOS_TXDESCRIP_RD_CTXT_MASK (1UL << 30U)
#define ENET_QOS_TXDESCRIP_RD_OWN_MASK (1UL << 31U)
/*! @brief Defines for write back format. */
#define ENET_QOS_TXDESCRIP_WB_TTSS_MASK (1UL << 17U)
/*@}*/
/*! @name Bit mask for interrupt enable type. */
/*@{*/
#define ENET_QOS_ABNORM_INT_MASK \
(ENET_QOS_DMA_CHX_INT_EN_TXSE_MASK | ENET_QOS_DMA_CHX_INT_EN_RBUE_MASK | ENET_QOS_DMA_CHX_INT_EN_RSE_MASK | \
ENET_QOS_DMA_CHX_INT_EN_RWTE_MASK | ENET_QOS_DMA_CHX_INT_EN_FBEE_MASK | ENET_QOS_DMA_CHX_INT_EN_ETIE_MASK)
#define ENET_QOS_NORM_INT_MASK \
(ENET_QOS_DMA_CHX_INT_EN_TIE_MASK | ENET_QOS_DMA_CHX_INT_EN_TBUE_MASK | ENET_QOS_DMA_CHX_INT_EN_RIE_MASK | \
ENET_QOS_DMA_CHX_INT_EN_ERIE_MASK)
/*@}*/
/*! @name Defines some Ethernet parameters. */
/*@{*/
#ifndef ENET_QOS_RING_NUM_MAX
#define ENET_QOS_RING_NUM_MAX (5U) /*!< The Maximum number of tx/rx descriptor rings. */
#endif
#define ENET_QOS_FRAME_MAX_FRAMELEN (1518U) /*!< Default maximum Ethernet frame size. */
#define ENET_QOS_FCS_LEN (4U) /*!< Ethernet FCS length. */
#define ENET_QOS_ADDR_ALIGNMENT (0x3U) /*!< Recommended Ethernet buffer alignment. */
#define ENET_QOS_BUFF_ALIGNMENT (8U) /*!< Receive buffer alignment shall be 4bytes-aligned. */
#define ENET_QOS_MTL_RXFIFOSIZE (8192U) /*!< The rx fifo size. */
#define ENET_QOS_MTL_TXFIFOSIZE (8192U) /*!< The tx fifo size. */
#define ENET_QOS_MACINT_ENUM_OFFSET (16U) /*!< The offest for mac interrupt in enum type. */
#define ENET_QOS_RXP_ENTRY_COUNT (256U) /*!< RXP table entry count, implied by FRPES in MAC_HW_FEATURE3 */
#define ENET_QOS_RXP_BUFFER_SIZE (256U) /*!< RXP Buffer size, implied by FRPBS in MAC_HW_FEATURE3 */
#define ENET_QOS_EST_WID (24U) /*!< Width of the time interval in Gate Control List */
#define ENET_QOS_EST_DEP (512U) /*!< Maxmimum depth of Gate Control List */
/*@}*/
/*! @brief Defines the status return codes for transaction. */
enum
{
kStatus_ENET_QOS_InitMemoryFail =
MAKE_STATUS(kStatusGroup_ENET_QOS, 0U), /*!< Init fails since buffer memory is not enough. */
kStatus_ENET_QOS_RxFrameError =
MAKE_STATUS(kStatusGroup_ENET_QOS, 1U), /*!< A frame received but data error happen. */
kStatus_ENET_QOS_RxFrameFail = MAKE_STATUS(kStatusGroup_ENET_QOS, 2U), /*!< Failed to receive a frame. */
kStatus_ENET_QOS_RxFrameEmpty = MAKE_STATUS(kStatusGroup_ENET_QOS, 3U), /*!< No frame arrive. */
kStatus_ENET_QOS_RxFrameDrop =
MAKE_STATUS(kStatusGroup_ENET_QOS, 4U), /*!< Rx frame is dropped since no buffer memory. */
kStatus_ENET_QOS_TxFrameBusy =
MAKE_STATUS(kStatusGroup_ENET_QOS, 5U), /*!< Transmit descriptors are under process. */
kStatus_ENET_QOS_TxFrameFail = MAKE_STATUS(kStatusGroup_ENET_QOS, 6U), /*!< Transmit frame fail. */
kStatus_ENET_QOS_TxFrameOverLen = MAKE_STATUS(kStatusGroup_ENET_QOS, 7U), /*!< Transmit oversize. */
kStatus_ENET_QOS_Est_SwListBusy =
MAKE_STATUS(kStatusGroup_ENET_QOS, 8U), /*!< SW Gcl List not yet processed by HW. */
kStatus_ENET_QOS_Est_SwListWriteAbort = MAKE_STATUS(kStatusGroup_ENET_QOS, 9U), /*!< SW Gcl List write aborted .*/
kStatus_ENET_QOS_Est_InvalidParameter =
MAKE_STATUS(kStatusGroup_ENET_QOS, 10U), /*!< Invalid parameter in Gcl List .*/
kStatus_ENET_QOS_Est_BtrError = MAKE_STATUS(kStatusGroup_ENET_QOS, 11U), /*!< Base Time Error when loading list.*/
kStatus_ENET_QOS_TrgtBusy = MAKE_STATUS(kStatusGroup_ENET_QOS, 12U), /*!< Target time register busy.*/
kStatus_ENET_QOS_Timeout = MAKE_STATUS(kStatusGroup_ENET_QOS, 13U), /*!< Target time register busy.*/
kStatus_ENET_QOS_PpsBusy = MAKE_STATUS(kStatusGroup_ENET_QOS, 14U) /*!< Pps command busy.*/
};
/*! @brief Defines the MII/RGMII mode for data interface between the MAC and the PHY. */
typedef enum _enet_qos_mii_mode
{
kENET_QOS_MiiMode = 0U, /*!< MII mode for data interface. */
kENET_QOS_RgmiiMode = 1U, /*!< RGMII mode for data interface. */
kENET_QOS_RmiiMode = 4U /*!< RMII mode for data interface. */
} enet_qos_mii_mode_t;
/*! @brief Defines the 10/100/1000 Mbps speed for the MII data interface. */
typedef enum _enet_qos_mii_speed
{
kENET_QOS_MiiSpeed10M =
ENET_QOS_MAC_CONFIGURATION_PS(1U) | ENET_QOS_MAC_CONFIGURATION_FES(0U), /*!< Speed 10 Mbps. */
kENET_QOS_MiiSpeed100M =
ENET_QOS_MAC_CONFIGURATION_PS(1U) | ENET_QOS_MAC_CONFIGURATION_FES(1U), /*!< Speed 100 Mbps. */
kENET_QOS_MiiSpeed1000M =
ENET_QOS_MAC_CONFIGURATION_PS(0U) | ENET_QOS_MAC_CONFIGURATION_FES(0U), /*!< Speed 1000 Mbps. */
kENET_QOS_MiiSpeed2500M =
ENET_QOS_MAC_CONFIGURATION_PS(0U) | ENET_QOS_MAC_CONFIGURATION_FES(1U) /*!< Speed 2500 Mbps. */
} enet_qos_mii_speed_t;
/*! @brief Defines the half or full duplex for the MII data interface. */
typedef enum _enet_qos_mii_duplex
{
kENET_QOS_MiiHalfDuplex = 0U, /*!< Half duplex mode. */
kENET_QOS_MiiFullDuplex /*!< Full duplex mode. */
} enet_qos_mii_duplex_t;
/*! @brief Define the MII opcode for normal MDIO_CLAUSES_22 Frame. */
typedef enum _enet_qos_mii_normal_opcode
{
kENET_QOS_MiiWriteFrame =
ENET_QOS_MAC_MDIO_ADDRESS_GOC_1(0U) |
ENET_QOS_MAC_MDIO_ADDRESS_GOC_0(1U), /*!< Write frame operation for a valid MII management frame. */
kENET_QOS_MiiReadFrame =
ENET_QOS_MAC_MDIO_ADDRESS_GOC_1(1U) |
ENET_QOS_MAC_MDIO_ADDRESS_GOC_0(1U) /*!< Read frame operation for a valid MII management frame. */
} enet_qos_mii_normal_opcode;
/*! @brief Define the DMA maximum transmit burst length. */
typedef enum _enet_qos_dma_burstlen
{
kENET_QOS_BurstLen1 = 0x00001U, /*!< DMA burst length 1. */
kENET_QOS_BurstLen2 = 0x00002U, /*!< DMA burst length 2. */
kENET_QOS_BurstLen4 = 0x00004U, /*!< DMA burst length 4. */
kENET_QOS_BurstLen8 = 0x00008U, /*!< DMA burst length 8. */
kENET_QOS_BurstLen16 = 0x00010U, /*!< DMA burst length 16. */
kENET_QOS_BurstLen32 = 0x00020U, /*!< DMA burst length 32. */
kENET_QOS_BurstLen64 = 0x10008U, /*!< DMA burst length 64. eight times enabled. */
kENET_QOS_BurstLen128 = 0x10010U, /*!< DMA burst length 128. eight times enabled. */
kENET_QOS_BurstLen256 = 0x10020U, /*!< DMA burst length 256. eight times enabled. */
} enet_qos_dma_burstlen;
/*! @brief Define the flag for the descriptor. */
typedef enum _enet_qos_desc_flag
{
kENET_QOS_MiddleFlag = 0, /*!< It's a middle descriptor of the frame. */
kENET_QOS_LastFlagOnly, /*!< It's the last descriptor of the frame. */
kENET_QOS_FirstFlagOnly, /*!< It's the first descriptor of the frame. */
kENET_QOS_FirstLastFlag /*!< It's the first and last descriptor of the frame. */
} enet_qos_desc_flag;
/*! @brief Define the system time adjust operation control. */
typedef enum _enet_qos_systime_op
{
kENET_QOS_SystimeAdd = 0U, /*!< System time add to. */
kENET_QOS_SystimeSubtract = 1U /*!< System time subtract. */
} enet_qos_systime_op;
/*! @brief Define the system time rollover control. */
typedef enum _enet_qos_ts_rollover_type
{
kENET_QOS_BinaryRollover = 0, /*!< System time binary rollover.*/
kENET_QOS_DigitalRollover = 1 /*!< System time digital rollover.*/
} enet_qos_ts_rollover_type;
/*! @brief Defines some special configuration for ENET.
*
* These control flags are provided for special user requirements.
* Normally, these is no need to set this control flags for ENET initialization.
* But if you have some special requirements, set the flags to specialControl
* in the enet_qos_config_t.
* @note "kENET_QOS_StoreAndForward" is recommended to be set.
*/
typedef enum _enet_qos_special_config
{
/***********************DMA CONFGI**********************************************/
kENET_QOS_DescDoubleBuffer = 0x0001U, /*!< The double buffer is used in the tx/rx descriptor. */
/**************************MTL************************************/
kENET_QOS_StoreAndForward = 0x0002U, /*!< The rx/tx store and forward enable. */
/***********************MAC****************************************/
kENET_QOS_PromiscuousEnable = 0x0004U, /*!< The promiscuous enabled. */
kENET_QOS_FlowControlEnable = 0x0008U, /*!< The flow control enabled. */
kENET_QOS_BroadCastRxDisable = 0x0010U, /*!< The broadcast disabled. */
kENET_QOS_MulticastAllEnable = 0x0020U, /*!< All multicast are passed. */
kENET_QOS_8023AS2KPacket = 0x0040U, /*!< 8023as support for 2K packets. */
kENET_QOS_HashMulticastEnable = 0x0080U /*!< The multicast packets are filtered through hash table. */
} enet_qos_special_config_t;
/*! @brief List of DMA interrupts supported by the ENET interrupt. This
* enumeration uses one-bot encoding to allow a logical OR of multiple
* members.
*/
typedef enum _enet_qos_dma_interrupt_enable
{
kENET_QOS_DmaTx = ENET_QOS_DMA_CHX_INT_EN_TIE_MASK, /*!< Tx interrupt. */
kENET_QOS_DmaTxStop = ENET_QOS_DMA_CHX_INT_EN_TXSE_MASK, /*!< Tx stop interrupt. */
kENET_QOS_DmaTxBuffUnavail = ENET_QOS_DMA_CHX_INT_EN_TBUE_MASK, /*!< Tx buffer unavailable. */
kENET_QOS_DmaRx = ENET_QOS_DMA_CHX_INT_EN_RIE_MASK, /*!< Rx interrupt. */
kENET_QOS_DmaRxBuffUnavail = ENET_QOS_DMA_CHX_INT_EN_RBUE_MASK, /*!< Rx buffer unavailable. */
kENET_QOS_DmaRxStop = ENET_QOS_DMA_CHX_INT_EN_RSE_MASK, /*!< Rx stop. */
kENET_QOS_DmaRxWatchdogTimeout = ENET_QOS_DMA_CHX_INT_EN_RWTE_MASK, /*!< Rx watchdog timeout. */
kENET_QOS_DmaEarlyTx = ENET_QOS_DMA_CHX_INT_EN_ETIE_MASK, /*!< Early transmit. */
kENET_QOS_DmaEarlyRx = ENET_QOS_DMA_CHX_INT_EN_ERIE_MASK, /*!< Early receive. */
kENET_QOS_DmaBusErr = ENET_QOS_DMA_CHX_INT_EN_FBEE_MASK, /*!< Fatal bus error. */
} enet_qos_dma_interrupt_enable_t;
/*! @brief List of mac interrupts supported by the ENET interrupt. This
* enumeration uses one-bot encoding to allow a logical OR of multiple
* members.
*/
typedef enum _enet_qos_mac_interrupt_enable
{
kENET_QOS_MacPmt = (ENET_QOS_MAC_INTERRUPT_ENABLE_PMTIE_MASK << ENET_QOS_MACINT_ENUM_OFFSET),
kENET_QOS_MacTimestamp = (ENET_QOS_MAC_INTERRUPT_ENABLE_TSIE_MASK << ENET_QOS_MACINT_ENUM_OFFSET),
} enet_qos_mac_interrupt_enable_t;
/*! @brief Defines the common interrupt event for callback use. */
typedef enum _enet_qos_event
{
kENET_QOS_RxIntEvent, /*!< Receive interrupt event. */
kENET_QOS_TxIntEvent, /*!< Transmit interrupt event. */
kENET_QOS_WakeUpIntEvent, /*!< Wake up interrupt event. */
kENET_QOS_TimeStampIntEvent, /*!< Time stamp interrupt event. */
} enet_qos_event_t;
/*! @brief Define the MTL mode for multiple queues/rings. */
typedef enum _enet_qos_queue_mode
{
kENET_QOS_AVB_Mode = 1U, /*!< Enable queue in AVB mode. */
kENET_QOS_DCB_Mode = 2U, /*!< Enable queue in DCB mode. */
} enet_qos_queue_mode_t;
/*! @brief Define the MTL tx scheduling algorithm for multiple queues/rings. */
typedef enum _enet_qos_mtl_multiqueue_txsche
{
kENET_QOS_txWeightRR = 0U, /*!< Tx weight round-robin. */
kENET_QOS_txWeightFQ = 1U, /*!< Tx weight fair queuing. */
kENET_QOS_txDefictWeightRR = 2U, /*!< Tx deficit weighted round-robin. */
kENET_QOS_txStrPrio = 3U, /*!< Tx strict priority. */
} enet_qos_mtl_multiqueue_txsche;
/*! @brief Define the MTL rx scheduling algorithm for multiple queues/rings. */
typedef enum _enet_qos_mtl_multiqueue_rxsche
{
kENET_QOS_rxStrPrio = 0U, /*!< Rx strict priority, Queue 0 has the lowest priority. */
kENET_QOS_rxWeightStrPrio, /*!< Weighted Strict Priority. */
} enet_qos_mtl_multiqueue_rxsche;
/*! @brief Define the MTL rx queue and DMA channel mapping. */
typedef enum _enet_qos_mtl_rxqueuemap
{
kENET_QOS_StaticDirctMap = 0x100U, /*!< The received fame in rx Qn(n = 0,1) directly map to dma channel n. */
kENET_QOS_DynamicMap =
0x1010U, /*!< The received frame in rx Qn(n = 0,1) map to the dma channel m(m = 0,1) related with the same Mac.
*/
} enet_qos_mtl_rxqueuemap_t;
/*! @brief Defines the package type for receive queue routing. */
typedef enum _enet_qos_rx_queue_route
{
kENET_QOS_PacketNoQ = 0x0, /* Not specific queue */
kENET_QOS_PacketAVCPQ = (1U << 0U), /* AV Untagged Control Packets Queue */
kENET_QOS_PacketPTPQ = (1U << 1U), /* PTP Packets Queue */
kENET_QOS_PacketDCBCPQ = (1U << 2U), /* DCB Control Packets Queue */
kENET_QOS_PacketUPQ = (1U << 3U), /* Untagged Packets Queue */
kENET_QOS_PacketMCBCQ = (1U << 4U), /* Multicast & Broadcast Packets Queue */
} enet_qos_rx_queue_route_t;
/*! @brief Defines the ENET PTP message related constant. */
typedef enum _enet_qos_ptp_event_type
{
kENET_QOS_PtpEventMsgType = 3U, /*!< PTP event message type. */
kENET_QOS_PtpSrcPortIdLen = 10U, /*!< PTP message sequence id length. */
kENET_QOS_PtpEventPort = 319U, /*!< PTP event port number. */
kENET_QOS_PtpGnrlPort = 320U /*!< PTP general port number. */
} enet_qos_ptp_event_type_t;
/*! @brief Defines the PPS instance numbers. */
typedef enum _enet_qos_ptp_pps_instance
{
kENET_QOS_PtpPpsIstance0 = 0U, /*!< PPS instance 0. */
kENET_QOS_PtpPpsIstance1, /*!< PPS instance 1. */
kENET_QOS_PtpPpsIstance2, /*!< PPS instance 2. */
kENET_QOS_PtpPpsIstance3 /*!< PPS instance 3. */
} enet_qos_ptp_pps_instance_t;
/*! @brief Defines the Target Time register mode. */
typedef enum _enet_qos_ptp_pps_trgt_mode
{
kENET_QOS_PtpPpsTrgtModeOnlyInt = 0U, /*!< Only interrupts. */
kENET_QOS_PtpPpsTrgtModeIntSt = 2, /*!< Both interrupt and output signal. */
kENET_QOS_PtpPpsTrgtModeOnlySt = 3, /*!< Only output signal. */
} enet_qos_ptp_pps_trgt_mode_t;
/*! @brief Defines commands for ppscmd register. */
typedef enum _enet_qos_ptp_pps_cmd
{
kENET_QOS_PtpPpsCmdNC = 0U, /*!< No Command. */
kENET_QOS_PtpPpsCmdSSP = 1U, /*!< Start Single Pulse. */
kENET_QOS_PtpPpsCmdSPT = 2U, /*!< Start Pulse Train. */
kENET_QOS_PtpPpsCmdCS = 3U, /*!< Cancel Start. */
kENET_QOS_PtpPpsCmdSPTAT = 4U, /*!< Stop Pulse Train At Time. */
kENET_QOS_PtpPpsCmdSPTI = 5U, /*!< Stop Pulse Train Immediately. */
kENET_QOS_PtpPpsCmdCSPT = 6U, /*!< Cancel Stop Pulse Train. */
} enet_qos_ptp_pps_cmd_t;
/*! @brief Defines the enmueration of ETS list length.
*/
typedef enum _enet_qos_ets_list_length
{
kENET_QOS_Ets_List_64 = 7U, /*!< List length of 64 */
kENET_QOS_Ets_List_128 = 8U, /*!< List length of 128 */
kENET_QOS_Ets_List_256 = 9U, /*!< List length of 256 */
kENET_QOS_Ets_List_512 = 10U, /*!< List length of 512 */
kENET_QOS_Ets_List_1024 = 11U, /*!< List length of 1024 */
} enet_qos_ets_list_length_t;
/*! @brief Defines the enmueration of ETS gate control address.
*/
typedef enum _enet_qos_ets_gccr_addr
{
kENET_QOS_Ets_btr_low = 0U, /*!< BTR Low */
kENET_QOS_Ets_btr_high = 1U, /*!< BTR High */
kENET_QOS_Ets_ctr_low = 2U, /*!< CTR Low */
kENET_QOS_Ets_ctr_high = 3U, /*!< CTR High */
kENET_QOS_Ets_ter = 4U, /*!< TER */
kENET_QOS_Ets_llr = 5U, /*!< LLR */
} enet_qos_ets_gccr_addr_t;
/*! @brief Defines the enmueration of DMA channel used
* for rx parser entry.
*/
typedef enum _enet_qos_rxp_dma_chn
{
kENET_QOS_Rxp_DMAChn0 = 1U, /*!< DMA Channel 0 used for RXP entry match */
kENET_QOS_Rxp_DMAChn1 = 2U, /*!< DMA Channel 1 used for RXP entry match */
kENET_QOS_Rxp_DMAChn2 = 4U, /*!< DMA Channel 2 used for RXP entry match */
kENET_QOS_Rxp_DMAChn3 = 8U, /*!< DMA Channel 3 used for RXP entry match */
kENET_QOS_Rxp_DMAChn4 = 16U, /*!< DMA Channel 4 used for RXP entry match */
} enet_qos_rxp_dma_chn_t;
/*! @brief Defines the receive descriptor structure
* has the read-format and write-back format structure. They both
* has the same size with different region definition. so
* we define the read-format region as the receive descriptor structure
* Use the read-format region mask bits in the descriptor initialization
* Use the write-back format region mask bits in the receive data process.
*/
typedef struct _enet_qos_rx_bd_struct
{
__IO uint32_t buff1Addr; /*!< Buffer 1 address */
__IO uint32_t reserved; /*!< Reserved */
__IO uint32_t buff2Addr; /*!< Buffer 2 or next descriptor address */
__IO uint32_t control; /*!< Buffer 1/2 byte counts and control */
} enet_qos_rx_bd_struct_t;
/*! @brief Defines the transmit descriptor structure
* has the read-format and write-back format structure. They both
* has the same size with different region definition. so
* we define the read-format region as the transmit descriptor structure
* Use the read-format region mask bits in the descriptor initialization
* Use the write-back format region mask bits in the transmit data process.
*/
typedef struct _enet_qos_tx_bd_struct
{
__IO uint32_t buff1Addr; /*!< Buffer 1 address */
__IO uint32_t buff2Addr; /*!< Buffer 2 address */
__IO uint32_t buffLen; /*!< Buffer 1/2 byte counts */
__IO uint32_t controlStat; /*!< TDES control and status word */
} enet_qos_tx_bd_struct_t;
/*! @brief Defines the ENET PTP time stamp structure. */
typedef struct _enet_qos_ptp_time
{
uint64_t second; /*!< Second. */
uint32_t nanosecond; /*!< Nanosecond. */
} enet_qos_ptp_time_t;
/*! @brief Defines the frame info structure. */
typedef struct enet_qos_frame_info
{
void *context; /*!< User specified data, could be buffer address for free */
bool isTsAvail; /*!< Flag indicates timestamp available status */
enet_qos_ptp_time_t timeStamp; /*!< Timestamp of frame */
} enet_qos_frame_info_t;
/*! @brief Defines the ENET transmit dirty addresses ring/queue structure. */
typedef struct _enet_qos_tx_dirty_ring
{
enet_qos_frame_info_t *txDirtyBase; /*!< Dirty buffer descriptor base address pointer. */
uint16_t txGenIdx; /*!< tx generate index. */
uint16_t txConsumIdx; /*!< tx consume index. */
uint16_t txRingLen; /*!< tx ring length. */
bool isFull; /*!< tx ring is full flag, add this parameter to avoid waste one element. */
} enet_qos_tx_dirty_ring_t;
/*! @brief Defines the ENET PTP configuration structure. */
typedef struct _enet_qos_ptp_config
{
bool fineUpdateEnable; /*!< Use the fine update. */
uint32_t defaultAddend; /*!< Default addend value when fine update is enable, could be 2^32 / (refClk_Hz /
ENET_QOS_MICRSECS_ONESECOND / ENET_QOS_SYSTIME_REQUIRED_CLK_MHZ). */
uint32_t systemTimeClock_Hz; /*! The desired system time frequency. Must be lower than reference clock. (Only used
with fine correction method). */
bool ptp1588V2Enable; /*!< ptp 1588 version 2 is used. */
enet_qos_ts_rollover_type tsRollover; /*!< 1588 time nanosecond rollover. */
} enet_qos_ptp_config_t;
/*! @brief Defines the EST gate operation structure. */
typedef struct _enet_qos_est_gate_op
{
uint32_t gate;
uint32_t interval;
} enet_qos_est_gate_op_t;
/*! @brief Defines the EST gate control list structure. */
typedef struct _enet_qos_est_gcl
{
bool enable; /*!< Enable or disable EST */
uint64_t baseTime; /*! Base Time 32 bits seconds 32 bits nanoseconds */
uint64_t cycleTime; /*! Cycle Time 32 bits seconds 32 bits nanoseconds */
uint32_t extTime; /*! Time Extension 32 bits seconds 32 bits nanoseconds */
uint32_t numEntries; /*! Number of entries */
enet_qos_est_gate_op_t *opList; /*! Pointer to GCL list size */
} enet_qos_est_gcl_t;
/*! @brief Defines the ENET_QOS Rx parser configuration structure.*/
typedef struct _enet_qos_rxp_config
{
uint32_t matchData; /*! 4-byte match data used for comparing with incoming packet */
uint32_t matchEnable; /*! When matchEnable is set to 1, the matchData is used for comparing */
uint8_t acceptFrame : 1; /*! When acceptFrame = 1 and data is matched, the frame will be sent to DMA channel */
uint8_t rejectFrame : 1; /*! When rejectFrame = 1 and data is matched, the frame will be dropped */
uint8_t inverseMatch : 1; /*! Inverse match */
uint8_t nextControl : 1; /*! Next instruction indexing control */
uint8_t reserved : 4; /*! Reserved control fields */
uint8_t frameOffset; /*! Frame offset in the packet data to be compared for match, in terms of 4 bytes. */
uint8_t okIndex; /*! Memory Index to be used next. */
uint8_t dmaChannel; /*! The DMA channel enet_qos_rxp_dma_chn_t used for receiving the frame when frame match and
acceptFrame = 1 */
uint32_t reserved2; /*! Reserved for future enhancements */
} enet_qos_rxp_config_t;
/*! @brief Defines the buffer descriptor configure structure.
*
* @note
* 1. The receive and transmit descriptor start address pointer and tail pointer must be word-aligned.
* 2. The recommended minimum tx/rx ring length is 4.
* 3. The tx/rx descriptor tail address shall be the address pointer to the address just after the end
* of the last last descriptor. because only the descriptors between the start address and the
* tail address will be used by DMA.
* 4. The descriptor address is the start address of all used contiguous memory.
* for example, the rxDescStartAddrAlign is the start address of rxRingLen contiguous descriptor memories
* for rx descriptor ring 0.
* 5. The "*rxBufferstartAddr" is the first element of rxRingLen (2*rxRingLen for double buffers)
* rx buffers. It means the *rxBufferStartAddr is the rx buffer for the first descriptor
* the *rxBufferStartAddr + 1 is the rx buffer for the second descriptor or the rx buffer for
* the second buffer in the first descriptor. so please make sure the rxBufferStartAddr is the
* address of a rxRingLen or 2*rxRingLen array.
*/
typedef struct _enet_qos_buffer_config
{
uint8_t rxRingLen; /*!< The length of receive buffer descriptor ring. */
uint8_t txRingLen; /*!< The length of transmit buffer descriptor ring. */
enet_qos_tx_bd_struct_t *txDescStartAddrAlign; /*!< Aligned transmit descriptor start address. */
enet_qos_tx_bd_struct_t *txDescTailAddrAlign; /*!< Aligned transmit descriptor tail address. */
enet_qos_frame_info_t *txDirtyStartAddr; /*!< Start address of the dirty tx frame information. */
enet_qos_rx_bd_struct_t *rxDescStartAddrAlign; /*!< Aligned receive descriptor start address. */
enet_qos_rx_bd_struct_t *rxDescTailAddrAlign; /*!< Aligned receive descriptor tail address. */
uint32_t *rxBufferStartAddr; /*!< Start address of the rx buffers. */
uint32_t rxBuffSizeAlign; /*!< Aligned receive data buffer size. */
bool rxBuffNeedMaintain; /*!< Whether receive data buffer need cache maintain. */
} enet_qos_buffer_config_t;
/*! @brief Defines the CBS configuration for queue. */
typedef struct _enet_qos_cbs_config
{
uint16_t sendSlope; /*!< Send slope configuration. */
uint16_t idleSlope; /*!< Idle slope configuration. */
uint32_t highCredit; /*!< High credit. */
uint32_t lowCredit; /*!< Low credit. */
} enet_qos_cbs_config_t;
/*! @brief Defines the queue configuration structure. */
typedef struct enet_qos_tx_queue_config
{
enet_qos_queue_mode_t mode; /*!< tx queue mode configuration. */
uint32_t weight; /*!< Refer to the MTL TxQ Quantum Weight register. */
uint32_t priority; /*!< Refer to Transmit Queue Priority Mapping register. */
enet_qos_cbs_config_t *cbsConfig; /*!< CBS configuration if queue use AVB mode. */
} enet_qos_queue_tx_config_t;
/*! @brief Defines the queue configuration structure. */
typedef struct enet_qos_rx_queue_config
{
enet_qos_queue_mode_t mode; /*!< rx queue mode configuration. */
uint8_t mapChannel; /*!< tx queue map dma channel. */
uint32_t priority; /*!< Rx queue priority. */
enet_qos_rx_queue_route_t packetRoute; /*!< Receive packet routing. */
} enet_qos_queue_rx_config_t;
/*! @brief Defines the configuration when multi-queue is used. */
typedef struct enet_qos_multiqueue_config
{
enet_qos_dma_burstlen burstLen; /*!< Burst len for the multi-queue. */
uint8_t txQueueUse; /*!< Used Tx queue count. */
enet_qos_mtl_multiqueue_txsche mtltxSche; /*!< Transmit schedule for multi-queue. */
enet_qos_queue_tx_config_t txQueueConfig[ENET_QOS_RING_NUM_MAX]; /*!< Tx Queue configuration. */
uint8_t rxQueueUse; /*!< Used Rx queue count. */
enet_qos_mtl_multiqueue_rxsche mtlrxSche; /*!< Receive schedule for multi-queue. */
enet_qos_queue_rx_config_t rxQueueConfig[ENET_QOS_RING_NUM_MAX]; /*!< Rx Queue configuration. */
} enet_qos_multiqueue_config_t;
/*! @brief Defines the Rx memory buffer alloc function pointer. */
typedef void *(*enet_qos_rx_alloc_callback_t)(ENET_QOS_Type *base, void *userData, uint8_t channel);
/*! @brief Defines the Rx memory buffer free function pointer. */
typedef void (*enet_qos_rx_free_callback_t)(ENET_QOS_Type *base, void *buffer, void *userData, uint8_t channel);
/*! @brief Defines the basic configuration structure for the ENET device.
*
* @note Default the signal queue is used so the "*multiqueueCfg" is set default
* with NULL. Set the pointer with a valid configuration pointer if the multiple
* queues are required. If multiple queue is enabled, please make sure the
* buffer configuration for all are prepared also.
*/
typedef struct _enet_qos_config
{
uint16_t specialControl; /*!< The logic or of enet_qos_special_config_t */
enet_qos_multiqueue_config_t *multiqueueCfg; /*!< Use multi-queue. */
/* -----------------MAC block-------------------------------*/
enet_qos_mii_mode_t miiMode; /*!< MII mode. */
enet_qos_mii_speed_t miiSpeed; /*!< MII Speed. */
enet_qos_mii_duplex_t miiDuplex; /*!< MII duplex. */
uint16_t
pauseDuration; /*!< Used in the tx flow control frame, only valid when kENET_QOS_FlowControlEnable is set. */
/* -----------------Timestamp -------------------------------*/
enet_qos_ptp_config_t *ptpConfig; /*!< PTP 1588 feature configuration */
uint32_t csrClock_Hz; /*!< CSR clock frequency in HZ. */
enet_qos_rx_alloc_callback_t rxBuffAlloc; /*!< Callback to alloc memory, must be provided for zero-copy Rx. */
enet_qos_rx_free_callback_t rxBuffFree; /*!< Callback to free memory, must be provided for zero-copy Rx. */
} enet_qos_config_t;
/* Forward declaration of the handle typedef. */
typedef struct _enet_qos_handle enet_qos_handle_t;
/*! @brief ENET callback function. */
typedef void (*enet_qos_callback_t)(
ENET_QOS_Type *base, enet_qos_handle_t *handle, enet_qos_event_t event, uint8_t channel, void *userData);
/*! @brief Defines the ENET transmit buffer descriptor ring/queue structure. */
typedef struct _enet_qos_tx_bd_ring
{
enet_qos_tx_bd_struct_t *txBdBase; /*!< Buffer descriptor base address pointer. */
uint16_t txGenIdx; /*!< tx generate index. */
uint16_t txConsumIdx; /*!< tx consume index. */
volatile uint16_t txDescUsed; /*!< tx descriptor used number. */
uint16_t txRingLen; /*!< tx ring length. */
} enet_qos_tx_bd_ring_t;
/*! @brief Defines the ENET receive buffer descriptor ring/queue structure. */
typedef struct _enet_qos_rx_bd_ring
{
enet_qos_rx_bd_struct_t *rxBdBase; /*!< Buffer descriptor base address pointer. */
uint16_t rxGenIdx; /*!< The current available receive buffer descriptor pointer. */
uint16_t rxRingLen; /*!< Receive ring length. */
uint32_t rxBuffSizeAlign; /*!< Receive buffer size. */
} enet_qos_rx_bd_ring_t;
/*! @brief Defines the ENET handler structure. */
struct _enet_qos_handle
{
uint8_t txQueueUse; /*!< Used tx queue count. */
uint8_t rxQueueUse; /*!< Used rx queue count. */
bool doubleBuffEnable; /*!< The double buffer is used in the descriptor. */
bool rxintEnable; /*!< Rx interrupt enabled. */
bool rxMaintainEnable[ENET_QOS_RING_NUM_MAX]; /*!< Rx buffer cache maintain enabled. */
enet_qos_rx_bd_ring_t rxBdRing[ENET_QOS_RING_NUM_MAX]; /*!< Receive buffer descriptor. */
enet_qos_tx_bd_ring_t txBdRing[ENET_QOS_RING_NUM_MAX]; /*!< Transmit buffer descriptor. */
enet_qos_tx_dirty_ring_t txDirtyRing[ENET_QOS_RING_NUM_MAX]; /*!< Transmit dirty buffers addresses. */
uint32_t *rxBufferStartAddr[ENET_QOS_RING_NUM_MAX]; /*!< Rx buffer start address for reInitialize. */
enet_qos_callback_t callback; /*!< Callback function. */
void *userData; /*!< Callback function parameter.*/
uint8_t multicastCount[64]; /*!< Multicast collisions counter */
enet_qos_rx_alloc_callback_t rxBuffAlloc; /*!< Callback to alloc memory, must be provided for zero-copy Rx. */
enet_qos_rx_free_callback_t rxBuffFree; /*!< Callback to free memory, must be provided for zero-copy Rx. */
};
/*! @brief Defines the frame buffer structure. */
typedef struct _enet_qos_buffer_struct
{
void *buffer; /*!< The buffer store the whole or partial frame. */
uint16_t length; /*!< The byte length of this buffer. */
} enet_qos_buffer_struct_t;
/*! @brief Defines the Rx frame error structure. */
typedef struct _enet_qos_rx_frame_error
{
bool rxDstAddrFilterErr : 1; /*!< Destination Address Filter Fail. */
bool rxSrcAddrFilterErr : 1; /*!< SA Address Filter Fail. */
bool rxDribbleErr : 1; /*!< Dribble error. */
bool rxReceiveErr : 1; /*!< Receive error. */
bool rxOverFlowErr : 1; /*!< Receive over flow. */
bool rxWatchDogErr : 1; /*!< Watch dog timeout. */
bool rxGaintPacketErr : 1; /*!< Receive gaint packet. */
bool rxCrcErr : 1; /*!< Receive CRC error. */
} enet_qos_rx_frame_error_t;
typedef struct _enet_qos_rx_frame_attribute_struct
{
bool isTsAvail; /*!< Rx frame timestamp is available or not. */
enet_qos_ptp_time_t timestamp; /*!< The nanosecond part timestamp of this Rx frame. */
} enet_qos_rx_frame_attribute_t;
/*! @brief Defines the Rx frame data structure. */
typedef struct _enet_qos_rx_frame_struct
{
enet_qos_buffer_struct_t *rxBuffArray; /*!< Rx frame buffer structure. */
uint16_t totLen; /*!< Rx frame total length. */
enet_qos_rx_frame_attribute_t rxAttribute; /*!< Rx frame attribute structure. */
enet_qos_rx_frame_error_t rxFrameError; /*!< Rx frame error. */
} enet_qos_rx_frame_struct_t;
/*! @brief Defines the ENET QOS transfer statistics structure. */
typedef struct _enet_qos_transfer_stats
{
uint32_t statsRxFrameCount; /*!< Rx frame number. */
uint32_t statsRxCrcErr; /*!< Rx frame number with CRC error. */
uint32_t statsRxAlignErr; /*!< Rx frame number with alignment error. */
uint32_t statsRxLengthErr; /*!< Rx frame length field doesn't equal to packet size. */
uint32_t statsRxFifoOverflowErr; /*!< Rx FIFO overflow count. */
uint32_t statsTxFrameCount; /*!< Tx frame number. */
uint32_t statsTxFifoUnderRunErr; /*!< Tx FIFO underrun count. */
} enet_qos_transfer_stats_t;
/* Typedef for interrupt handler. */
typedef void (*enet_qos_isr_t)(ENET_QOS_Type *base, enet_qos_handle_t *handle);
#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
/*! @brief Pointers to enet clocks for each instance. */
extern const clock_ip_name_t s_enetqosClock[];
#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
/*!
* @brief Set ENET system configuration.
* @note User needs to provide the implementation because the implementation is SoC specific.
* This function set the phy selection and enable clock.
* It should be called before any other ethernet operation.
*
* @param miiMode The MII/RGMII/RMII mode for interface between the phy and Ethernet.
*/
extern void ENET_QOS_SetSYSControl(enet_qos_mii_mode_t miiMode);
/*******************************************************************************
* API
******************************************************************************/
#if defined(__cplusplus)
extern "C" {
#endif
/*!
* @name Initialization and De-initialization
* @{
*/
/*!
* @brief Gets the ENET default configuration structure.
*
* The purpose of this API is to get the default ENET configure
* structure for @ref ENET_QOS_Init(). User may use the initialized
* structure unchanged in @ref ENET_QOS_Init(), or modify some fields of the
* structure before calling @ref ENET_QOS_Init().
* Example:
@code
enet_qos_config_t config;
ENET_QOS_GetDefaultConfig(&config);
@endcode
* @param config The ENET mac controller configuration structure pointer.
*/
void ENET_QOS_GetDefaultConfig(enet_qos_config_t *config);
/*!
* @brief Initializes the ENET module.
*
* This function initializes it with the ENET basic
* configuration.
*
* @param base ENET peripheral base address.
* @param config ENET mac configuration structure pointer.
* The "enet_qos_config_t" type mac configuration return from ENET_QOS_GetDefaultConfig
* can be used directly. It is also possible to verify the Mac configuration using other methods.
* @param macAddr Pointer to ENET mac address array of Ethernet device. This MAC address should be
* provided.
* @param macCount Count of macAddr in the ENET mac address array
* @param refclkSrc_Hz ENET input reference clock.
*/
status_t ENET_QOS_Up(
ENET_QOS_Type *base, const enet_qos_config_t *config, uint8_t *macAddr, uint8_t macCount, uint32_t refclkSrc_Hz);
/*!
* @brief Initializes the ENET module.
*
* This function ungates the module clock and initializes it with the ENET basic
* configuration.
*
* @param base ENET peripheral base address.
* @param config ENET mac configuration structure pointer.
* The "enet_qos_config_t" type mac configuration return from ENET_QOS_GetDefaultConfig
* can be used directly. It is also possible to verify the Mac configuration using other methods.
* @param macAddr Pointer to ENET mac address array of Ethernet device. This MAC address should be
* provided.
* @param macCount Count of macAddr in the ENET mac address array
* @param refclkSrc_Hz ENET input reference clock.
*/
status_t ENET_QOS_Init(
ENET_QOS_Type *base, const enet_qos_config_t *config, uint8_t *macAddr, uint8_t macCount, uint32_t refclkSrc_Hz);
/*!
* @brief Stops the ENET module.
* This function disables the ENET module.
*
* @param base ENET peripheral base address.
*/
void ENET_QOS_Down(ENET_QOS_Type *base);
/*!
* @brief Deinitializes the ENET module.
* This function gates the module clock and disables the ENET module.
*
* @param base ENET peripheral base address.
*/
void ENET_QOS_Deinit(ENET_QOS_Type *base);
/*!
* @brief Get the ENET instance from peripheral base address.
*
* @param base ENET peripheral base address.
* @return ENET instance.
*/
uint32_t ENET_QOS_GetInstance(ENET_QOS_Type *base);
/*!
* @brief Initialize for all ENET descriptors.
*
* @note This function is do all tx/rx descriptors initialization. Because this API
* read all interrupt registers first and then set the interrupt flag for all descriptors,
* if the interrupt register is set. so the descriptor initialization should be called
* after ENET_QOS_Init(), ENET_QOS_EnableInterrupts() and ENET_QOS_CreateHandle()(if transactional APIs
* are used).
*
* @param base ENET peripheral base address.
* @param config The configuration for ENET.
* @param bufferConfig All buffers configuration.
*/
status_t ENET_QOS_DescriptorInit(ENET_QOS_Type *base,
enet_qos_config_t *config,
enet_qos_buffer_config_t *bufferConfig);
/*!
* @brief Allocates Rx buffers for all BDs.
* It's used for zero copy Rx. In zero copy Rx case, Rx buffers are dynamic. This function
* will populate initial buffers in all BDs for receiving. Then ENET_QOS_GetRxFrame() is used
* to get Rx frame with zero copy, it will allocate new buffer to replace the buffer in BD taken
* by application application should free those buffers after they're used.
*
* @note This function should be called after ENET_QOS_CreateHandler() and buffer allocating callback
* function should be ready.
*
* @param base ENET_QOS peripheral base address.
* @param handle The ENET_QOS handler structure. This is the same handler pointer used in the ENET_QOS_Init.
*/
status_t ENET_QOS_RxBufferAllocAll(ENET_QOS_Type *base, enet_qos_handle_t *handle);
/*!
* @brief Frees Rx buffers in all BDs.
* It's used for zero copy Rx. In zero copy Rx case, Rx buffers are dynamic. This function
* will free left buffers in all BDs.
*
* @param base ENET_QOS peripheral base address.
* @param handle The ENET_QOS handler structure. This is the same handler pointer used in the ENET_QOS_Init.
*/
void ENET_QOS_RxBufferFreeAll(ENET_QOS_Type *base, enet_qos_handle_t *handle);
/*!
* @brief Starts the ENET rx/tx.
* This function enable the tx/rx and starts the rx/tx DMA.
* This shall be set after ENET initialization and before
* starting to receive the data.
*
* @param base ENET peripheral base address.
* @param rxRingNum The number of the used rx rings. It shall not be
* larger than the ENET_QOS_RING_NUM_MAX(2). If the ringNum is set with
* 1, the ring 0 will be used.
* @param txRingNum The number of the used tx rings. It shall not be
* larger than the ENET_QOS_RING_NUM_MAX(2). If the ringNum is set with
* 1, the ring 0 will be used.
*
* @note This must be called after all the ENET initialization.
* And should be called when the ENET receive/transmit is required.
*/
void ENET_QOS_StartRxTx(ENET_QOS_Type *base, uint8_t txRingNum, uint8_t rxRingNum);
/* @} */
/*!
* @name MII interface operation
* @{
*/
/*!
* @brief Sets the ENET MII speed and duplex.
*
* This API is provided to dynamically change the speed and duplex for MAC.
*
* @param base ENET peripheral base address.
* @param speed The speed of the RMII mode.
* @param duplex The duplex of the RMII mode.
*/
static inline void ENET_QOS_SetMII(ENET_QOS_Type *base, enet_qos_mii_speed_t speed, enet_qos_mii_duplex_t duplex)
{
uint32_t reg = base->MAC_CONFIGURATION & ~(ENET_QOS_MAC_CONFIGURATION_DM_MASK | ENET_QOS_MAC_CONFIGURATION_PS_MASK |
ENET_QOS_MAC_CONFIGURATION_FES_MASK);
reg |= ENET_QOS_MAC_CONFIGURATION_DM(duplex) | (uint32_t)speed;
base->MAC_CONFIGURATION = reg;
}
/*!
* @brief Sets the ENET SMI(serial management interface)- MII management interface.
*
* @param base ENET peripheral base address.
* @param csrClock_Hz CSR clock frequency in HZ
*/
void ENET_QOS_SetSMI(ENET_QOS_Type *base, uint32_t csrClock_Hz);
/*!
* @brief Checks if the SMI is busy.
*
* @param base ENET peripheral base address.
* @return The status of MII Busy status.
*/
static inline bool ENET_QOS_IsSMIBusy(ENET_QOS_Type *base)
{
return ((base->MAC_MDIO_ADDRESS & ENET_QOS_MAC_MDIO_ADDRESS_GB_MASK) != 0U) ? true : false;
}
/*!
* @brief Reads data from the PHY register through SMI interface.
*
* @param base ENET peripheral base address.
* @return The data read from PHY
*/
static inline uint16_t ENET_QOS_ReadSMIData(ENET_QOS_Type *base)
{
return (uint16_t)(base->MAC_MDIO_DATA & ENET_QOS_MAC_MDIO_DATA_GD_MASK);
}
/*!
* @brief Starts an SMI read command.
* It supports MDIO IEEE802.3 Clause 22.
* After send command, user needs to check whether the transmission is over
* with ENET_QOS_IsSMIBusy().
*
* @param base ENET peripheral base address.
* @param phyAddr The PHY address.
* @param phyReg The PHY register.
*/
void ENET_QOS_StartSMIRead(ENET_QOS_Type *base, uint32_t phyAddr, uint32_t phyReg);
/*!
* @brief Starts a SMI write command.
* It supports MDIO IEEE802.3 Clause 22.
* After send command, user needs to check whether the transmission is over
* with ENET_QOS_IsSMIBusy().
*
* @param base ENET peripheral base address.
* @param phyAddr The PHY address.
* @param phyReg The PHY register.
* @param data The data written to PHY.
*/
void ENET_QOS_StartSMIWrite(ENET_QOS_Type *base, uint32_t phyAddr, uint32_t phyReg, uint32_t data);
/*!
* @brief Starts a SMI write command.
* It supports MDIO IEEE802.3 Clause 45.
* After send command, user needs to check whether the transmission is over
* with ENET_QOS_IsSMIBusy().
*
* @param base ENET peripheral base address.
* @param phyAddr The PHY address.
* @param device The PHY device type.
* @param phyReg The PHY register address.
* @param data The data written to PHY.
*/
void ENET_QOS_StartExtC45SMIWrite(
ENET_QOS_Type *base, uint32_t phyAddr, uint32_t device, uint32_t phyReg, uint32_t data);
/*!
* @brief Starts a SMI read command.
* It supports MDIO IEEE802.3 Clause 45.
* After send command, user needs to check whether the transmission is over
* with ENET_QOS_IsSMIBusy().
*
* @param base ENET peripheral base address.
* @param phyAddr The PHY address.
* @param device The PHY device type.
* @param phyReg The PHY register address.
*/
void ENET_QOS_StartExtC45SMIRead(ENET_QOS_Type *base, uint32_t phyAddr, uint32_t device, uint32_t phyReg);
/* @} */
/*!
* @name Other basic operation
* @{
*/
/*!
* @brief Sets the ENET module Mac address.
*
* @param base ENET peripheral base address.
* @param macAddr The six-byte Mac address pointer.
* The pointer is allocated by application and input into the API.
* @param index Configure macAddr to MAC_ADDRESS[index] register.
*/
static inline void ENET_QOS_SetMacAddr(ENET_QOS_Type *base, uint8_t *macAddr, uint8_t index)
{
uint32_t lowAddress;
uint32_t highAddress;
assert(macAddr != NULL);
lowAddress = ((uint32_t)macAddr[3] << 24U) | ((uint32_t)macAddr[2] << 16U) | ((uint32_t)macAddr[1] << 8U) |
((uint32_t)macAddr[0]);
highAddress = ((uint32_t)macAddr[5] << 8U) | ((uint32_t)macAddr[4]);
/* Set Macaddr, the MAC address registers are configured to be double-synchronized to the MII clock
domains, then the synchronization is triggered only when bits 31:24 (in little-endian mode)
or bits 7:0 (in Big-Endian mode) of the MAC address low register are written to.*/
base->MAC_ADDRESS[index].HIGH = highAddress | ENET_QOS_HIGH_AE_MASK;
base->MAC_ADDRESS[index].LOW = lowAddress;
}
/*!
* @brief Gets the ENET module Mac address.
*
* @param base ENET peripheral base address.
* @param macAddr The six-byte Mac address pointer.
* The pointer is allocated by application and input into the API.
* @param index Get macAddr from MAC_ADDRESS[index] register.
*/
void ENET_QOS_GetMacAddr(ENET_QOS_Type *base, uint8_t *macAddr, uint8_t index);
/*!
* @brief Adds the ENET_QOS device to a multicast group.
*
* @param base ENET_QOS peripheral base address.
* @param address The six-byte multicast group address which is provided by application.
*/
void ENET_QOS_AddMulticastGroup(ENET_QOS_Type *base, uint8_t *address);
/*!
* @brief Moves the ENET_QOS device from a multicast group.
*
* @param base ENET_QOS peripheral base address.
* @param address The six-byte multicast group address which is provided by application.
*/
void ENET_QOS_LeaveMulticastGroup(ENET_QOS_Type *base, uint8_t *address);
/*!
* @brief Enable ENET device to accept all multicast frames.
*
* @param base ENET peripheral base address.
*/
static inline void ENET_QOS_AcceptAllMulticast(ENET_QOS_Type *base)
{
uint32_t reg = base->MAC_PACKET_FILTER;
base->MAC_PACKET_FILTER = reg | ENET_QOS_MAC_PACKET_FILTER_PM_MASK;
}
/*!
* @brief ENET device reject to accept all multicast frames.
*
* @param base ENET peripheral base address.
*/
static inline void ENET_QOS_RejectAllMulticast(ENET_QOS_Type *base)
{
uint32_t reg = base->MAC_PACKET_FILTER;
base->MAC_PACKET_FILTER = reg & ~ENET_QOS_MAC_PACKET_FILTER_PM_MASK;
}
/*!
* @brief Set the MAC to enter into power down mode.
* the remote power wake up frame and magic frame can wake up
* the ENET from the power down mode.
*
* @param base ENET peripheral base address.
* @param wakeFilter The wakeFilter provided to configure the wake up frame filter.
* Set the wakeFilter to NULL is not required. But if you have the filter requirement,
* please make sure the wakeFilter pointer shall be eight continuous
* 32-bits configuration.
*/
void ENET_QOS_EnterPowerDown(ENET_QOS_Type *base, uint32_t *wakeFilter);
/*!
* @brief Set the MAC to exit power down mode.
* Exit from the power down mode and recover to normal work mode.
*
* @param base ENET peripheral base address.
*/
static inline void ENET_QOS_ExitPowerDown(ENET_QOS_Type *base)
{
/* Clear and status ans reset the power down. */
base->MAC_PMT_CONTROL_STATUS &= ~ENET_QOS_MAC_PMT_CONTROL_STATUS_PWRDWN_MASK;
/* Restore the tx which is disabled when enter power down mode. */
base->DMA_CH[0].DMA_CHX_TX_CTRL |= ENET_QOS_DMA_CHX_TX_CTRL_ST_MASK;
base->DMA_CH[1].DMA_CHX_TX_CTRL |= ENET_QOS_DMA_CHX_TX_CTRL_ST_MASK;
base->MAC_CONFIGURATION |= ENET_QOS_MAC_CONFIGURATION_TE_MASK;
}
/*!
* @brief Enable/Disable Rx parser,please notice that for enable/disable Rx Parser,
* should better disable Receive first.
*
* @param base ENET_QOS peripheral base address.
* @param enable Enable/Disable Rx parser function
* @retval kStatus_Success Configure rx parser success.
* @retval kStatus_ENET_QOS_Timeout Poll status flag timeout.
*/
status_t ENET_QOS_EnableRxParser(ENET_QOS_Type *base, bool enable);
/* @} */
/*!
* @name Interrupts.
* @{
*/
/*!
* @brief Enables the ENET DMA and MAC interrupts.
*
* This function enables the ENET interrupt according to the provided mask. The mask
* is a logical OR of enet_qos_dma_interrupt_enable_t and enet_qos_mac_interrupt_enable_t.
* For example, to enable the dma and mac interrupt, do the following.
* @code
* ENET_QOS_EnableInterrupts(ENET, kENET_QOS_DmaRx | kENET_QOS_DmaTx | kENET_QOS_MacPmt);
* @endcode
*
* @param base ENET peripheral base address.
* @param mask ENET interrupts to enable. This is a logical OR of both
* enumeration :: enet_qos_dma_interrupt_enable_t and enet_qos_mac_interrupt_enable_t.
*/
void ENET_QOS_EnableInterrupts(ENET_QOS_Type *base, uint32_t mask);
/*!
* @brief Disables the ENET DMA and MAC interrupts.
*
* This function disables the ENET interrupt according to the provided mask. The mask
* is a logical OR of enet_qos_dma_interrupt_enable_t and enet_qos_mac_interrupt_enable_t.
* For example, to disable the dma and mac interrupt, do the following.
* @code
* ENET_QOS_DisableInterrupts(ENET, kENET_QOS_DmaRx | kENET_QOS_DmaTx | kENET_QOS_MacPmt);
* @endcode
*
* @param base ENET peripheral base address.
* @param mask ENET interrupts to disables. This is a logical OR of both
* enumeration :: enet_qos_dma_interrupt_enable_t and enet_qos_mac_interrupt_enable_t.
*/
void ENET_QOS_DisableInterrupts(ENET_QOS_Type *base, uint32_t mask);
/*!
* @brief Gets the ENET DMA interrupt status flag.
*
* @param base ENET peripheral base address.
* @param channel The DMA Channel. Shall not be larger than ENET_QOS_RING_NUM_MAX.
* @return The event status of the interrupt source. This is the logical OR of members
* of the enumeration :: enet_qos_dma_interrupt_enable_t.
*/
static inline uint32_t ENET_QOS_GetDmaInterruptStatus(ENET_QOS_Type *base, uint8_t channel)
{
return base->DMA_CH[channel].DMA_CHX_STAT;
}
/*!
* @brief Clear the ENET DMA interrupt status flag.
*
* @param base ENET peripheral base address.
* @param channel The DMA Channel. Shall not be larger than ENET_QOS_RING_NUM_MAX.
* @param mask The interrupt status to be cleared. This is the logical OR of members
* of the enumeration :: enet_qos_dma_interrupt_enable_t.
*/
static inline void ENET_QOS_ClearDmaInterruptStatus(ENET_QOS_Type *base, uint8_t channel, uint32_t mask)
{
/* Clear the dam interrupt status bit in dma channel interrupt status register. */
base->DMA_CH[channel].DMA_CHX_STAT = mask;
}
/*!
* @brief Gets the ENET MAC interrupt status flag.
*
* @param base ENET peripheral base address.
* @return The event status of the interrupt source.
* Use the enum in enet_qos_mac_interrupt_enable_t and right shift
* ENET_QOS_MACINT_ENUM_OFFSET to mask the returned value to get the
* exact interrupt status.
*/
static inline uint32_t ENET_QOS_GetMacInterruptStatus(ENET_QOS_Type *base)
{
return base->MAC_INTERRUPT_STATUS;
}
/*!
* @brief Clears the ENET mac interrupt events status flag.
*
* This function clears enabled ENET interrupts according to the provided mask. The mask
* is a logical OR of enumeration members. See the @ref enet_qos_mac_interrupt_enable_t.
* For example, to clear the TX frame interrupt and RX frame interrupt, do the following.
* @code
* ENET_QOS_ClearMacInterruptStatus(ENET, kENET_QOS_MacPmt);
* @endcode
*
* @param base ENET peripheral base address.
* @param mask ENET interrupt source to be cleared.
* This is the logical OR of members of the enumeration :: enet_qos_mac_interrupt_enable_t.
*/
void ENET_QOS_ClearMacInterruptStatus(ENET_QOS_Type *base, uint32_t mask);
/* @} */
/*!
* @name Functional operation.
* @{
*/
/*!
* @brief Get the tx descriptor DMA Own flag.
*
* @param txDesc The given tx descriptor.
* @retval True the dma own tx descriptor, false application own tx descriptor.
*
*/
static inline bool ENET_QOS_IsTxDescriptorDmaOwn(enet_qos_tx_bd_struct_t *txDesc)
{
return ((txDesc->controlStat & ENET_QOS_TXDESCRIP_RD_OWN_MASK) != 0U) ? true : false;
}
/*!
* @brief Setup a given tx descriptor.
* This function is a low level functional API to setup or prepare
* a given tx descriptor.
*
* @param txDesc The given tx descriptor.
* @param buffer1 The first buffer address in the descriptor.
* @param bytes1 The bytes in the fist buffer.
* @param buffer2 The second buffer address in the descriptor.
* @param bytes2 The bytes in the second buffer.
* @param framelen The length of the frame to be transmitted.
* @param intEnable Interrupt enable flag.
* @param tsEnable The timestamp enable.
* @param flag The flag of this tx descriptor, @ref enet_qos_desc_flag .
* @param slotNum The slot num used for AV only.
*
* @note This must be called after all the ENET initialization.
* And should be called when the ENET receive/transmit is required.
* Transmit buffers are 'zero-copy' buffers, so the buffer must remain in
* memory until the packet has been fully transmitted. The buffers
* should be free or requeued in the transmit interrupt irq handler.
*/
void ENET_QOS_SetupTxDescriptor(enet_qos_tx_bd_struct_t *txDesc,
void *buffer1,
uint32_t bytes1,
void *buffer2,
uint32_t bytes2,
uint32_t framelen,
bool intEnable,
bool tsEnable,
enet_qos_desc_flag flag,
uint8_t slotNum);
/*!
* @brief Update the tx descriptor tail pointer.
* This function is a low level functional API to update the
* the tx descriptor tail.
* This is called after you setup a new tx descriptor to update
* the tail pointer to make the new descriptor accessible by DMA.
*
* @param base ENET peripheral base address.
* @param channel The tx DMA channel.
* @param txDescTailAddrAlign The new tx tail pointer address.
*
*/
static inline void ENET_QOS_UpdateTxDescriptorTail(ENET_QOS_Type *base, uint8_t channel, uint32_t txDescTailAddrAlign)
{
base->DMA_CH[channel].DMA_CHX_TXDESC_TAIL_PTR = txDescTailAddrAlign & ~ENET_QOS_ADDR_ALIGNMENT;
}
/*!
* @brief Update the rx descriptor tail pointer.
* This function is a low level functional API to update the
* the rx descriptor tail.
* This is called after you setup a new rx descriptor to update
* the tail pointer to make the new descriptor accessible by DMA
* and to anouse the rx poll command for DMA.
*
* @param base ENET peripheral base address.
* @param channel The rx DMA channel.
* @param rxDescTailAddrAlign The new rx tail pointer address.
*
*/
static inline void ENET_QOS_UpdateRxDescriptorTail(ENET_QOS_Type *base, uint8_t channel, uint32_t rxDescTailAddrAlign)
{
base->DMA_CH[channel].DMA_CHX_RXDESC_TAIL_PTR = rxDescTailAddrAlign & ~ENET_QOS_ADDR_ALIGNMENT;
}
/*!
* @brief Gets the context in the ENET rx descriptor.
* This function is a low level functional API to get the
* the status flag from a given rx descriptor.
*
* @param rxDesc The given rx descriptor.
* @retval The RDES3 regions for write-back format rx buffer descriptor.
*
* @note This must be called after all the ENET initialization.
* And should be called when the ENET receive/transmit is required.
*/
static inline uint32_t ENET_QOS_GetRxDescriptor(enet_qos_rx_bd_struct_t *rxDesc)
{
assert(rxDesc != NULL);
return rxDesc->control;
}
/*!
* @brief Updates the buffers and the own status for a given rx descriptor.
* This function is a low level functional API to Updates the
* buffers and the own status for a given rx descriptor.
*
* @param rxDesc The given rx descriptor.
* @param buffer1 The first buffer address in the descriptor.
* @param buffer2 The second buffer address in the descriptor.
* @param intEnable Interrupt enable flag.
* @param doubleBuffEnable The double buffer enable flag.
*
* @note This must be called after all the ENET initialization.
* And should be called when the ENET receive/transmit is required.
*/
void ENET_QOS_UpdateRxDescriptor(
enet_qos_rx_bd_struct_t *rxDesc, void *buffer1, void *buffer2, bool intEnable, bool doubleBuffEnable);
/*!
* @brief Configure flexible rx parser.
*
* This function is used to configure the flexible rx parser table.
*
* @param base ENET peripheral base address..
* @param rxpConfig The rx parser configuration pointer.
* @param entryCount The rx parser entry count.
* @retval kStatus_Success Configure rx parser success.
* @retval kStatus_ENET_QOS_Timeout Poll status flag timeout.
*/
status_t ENET_QOS_ConfigureRxParser(ENET_QOS_Type *base, enet_qos_rxp_config_t *rxpConfig, uint16_t entryCount);
/*!
* @brief Read flexible rx parser configuration at specified index.
*
* This function is used to read flexible rx parser configuration at specified index.
*
* @param base ENET peripheral base address..
* @param rxpConfig The rx parser configuration pointer.
* @param entryIndex The rx parser entry index to read, start from 0.
* @retval kStatus_Success Configure rx parser success.
* @retval kStatus_ENET_QOS_Timeout Poll status flag timeout.
*/
status_t ENET_QOS_ReadRxParser(ENET_QOS_Type *base, enet_qos_rxp_config_t *rxpConfig, uint16_t entryIndex);
/*!
* @brief Program Gate Control List.
*
* This function is used to program the Enhanced Scheduled Transmisson. (IEEE802.1Qbv)
*
* @param base ENET peripheral base address..
* @param gcl Pointer to the Gate Control List structure.
* @param ptpClk_Hz frequency of the PTP clock.
*/
status_t ENET_QOS_EstProgramGcl(ENET_QOS_Type *base, enet_qos_est_gcl_t *gcl, uint32_t ptpClk_Hz);
/*!
* @brief Read Gate Control List.
*
* This function is used to read the Enhanced Scheduled Transmisson list. (IEEE802.1Qbv)
*
* @param base ENET peripheral base address..
* @param gcl Pointer to the Gate Control List structure.
* @param listLen length of the provided opList array in gcl structure.
* @param hwList Boolean if True read HW list, false read SW list.
*/
status_t ENET_QOS_EstReadGcl(ENET_QOS_Type *base, enet_qos_est_gcl_t *gcl, uint32_t listLen, bool hwList);
/*!
* @brief Enable Frame Preemption.
*
* This function is used to enable frame preemption. (IEEE802.1Qbu)
*
* @param base ENET peripheral base address..
*/
static inline void ENET_QOS_FpeEnable(ENET_QOS_Type *base)
{
base->MAC_FPE_CTRL_STS |= ENET_QOS_MAC_FPE_CTRL_STS_EFPE_MASK;
}
/*!
* @brief Disable Frame Preemption.
*
* This function is used to disable frame preemption. (IEEE802.1Qbu)
*
* @param base ENET peripheral base address..
*/
static inline void ENET_QOS_FpeDisable(ENET_QOS_Type *base)
{
base->MAC_FPE_CTRL_STS &= ~ENET_QOS_MAC_FPE_CTRL_STS_EFPE_MASK;
}
/*!
* @brief Configure preemptable transmit queues.
*
* This function is used to configure the preemptable queues. (IEEE802.1Qbu)
*
* @param base ENET peripheral base address..
* @param queueMask bitmask representing queues to set in preemptable mode.
* The N-th bit represents the queue N.
*/
static inline void ENET_QOS_FpeConfigPreemptable(ENET_QOS_Type *base, uint8_t queueMask)
{
uint32_t control;
control = base->MTL_FPE_CTRL_STS & ~ENET_QOS_MTL_FPE_CTRL_STS_PEC_MASK;
control |= ENET_QOS_MTL_FPE_CTRL_STS_PEC(queueMask);
base->MTL_FPE_CTRL_STS = control;
}
/*!
* @brief Sets the ENET AVB feature.
*
* ENET_QOS AVB feature configuration, set transmit bandwidth.
* This API is called when the AVB feature is required.
*
* @param base ENET_QOS peripheral base address.
* @param config The ENET_QOS AVB feature configuration structure.
* @param queueIndex ENET_QOS queue index.
*/
void ENET_QOS_AVBConfigure(ENET_QOS_Type *base, const enet_qos_cbs_config_t *config, uint8_t queueIndex);
/*!
* @brief Gets statistical data in transfer.
*
* @param base ENET_QOS peripheral base address.
* @param statistics The statistics structure pointer.
*/
void ENET_QOS_GetStatistics(ENET_QOS_Type *base, enet_qos_transfer_stats_t *statistics);
/* @} */
/*!
* @name Transactional operation
* @{
*/
/*!
* @brief Create ENET Handler
*
* This is a transactional API and it's provided to store all data which are needed
* during the whole transactional process. This API should not be used when you use
* functional APIs to do data tx/rx. This is function will store many data/flag for
* transactional use, so all configure API such as ENET_QOS_Init(), ENET_QOS_DescriptorInit(),
* ENET_QOS_EnableInterrupts() etc.
*
* @note as our transactional transmit API use the zero-copy transmit buffer.
* so there are two thing we emphasize here:
* 1. tx buffer free/requeue for application should be done in the tx
* interrupt handler. Please set callback: kENET_QOS_TxIntEvent with tx buffer free/requeue
* process APIs.
* 2. the tx interrupt is forced to open.
*
* @param base ENET peripheral base address.
* @param handle ENET handler.
* @param config ENET configuration.
* @param bufferConfig ENET buffer configuration.
* @param callback The callback function.
* @param userData The application data.
*/
void ENET_QOS_CreateHandler(ENET_QOS_Type *base,
enet_qos_handle_t *handle,
enet_qos_config_t *config,
enet_qos_buffer_config_t *bufferConfig,
enet_qos_callback_t callback,
void *userData);
/*!
* @brief Gets the size of the read frame.
* This function gets a received frame size from the ENET buffer descriptors.
* @note The FCS of the frame is automatically removed by MAC and the size is the length without the FCS.
* After calling @ref ENET_QOS_GetRxFrameSize, @ref ENET_QOS_ReadFrame() should be called to update the
* receive buffers If the result is not "kStatus_ENET_QOS_RxFrameEmpty".
*
* @param base ENET peripheral base address.
* @param handle The ENET handler structure. This is the same handler pointer used in the ENET_QOS_Init.
* @param length The length of the valid frame received.
* @param channel The DMAC channel for the rx.
* @retval kStatus_ENET_QOS_RxFrameEmpty No frame received. Should not call ENET_QOS_ReadFrame to read frame.
* @retval kStatus_ENET_QOS_RxFrameError Data error happens. @ref ENET_QOS_ReadFrame should be called with NULL data
* and NULL length to update the receive buffers.
* @retval kStatus_Success Receive a frame Successfully then the @ref ENET_QOS_ReadFrame
* should be called with the right data buffer and the captured data length input.
*/
status_t ENET_QOS_GetRxFrameSize(ENET_QOS_Type *base, enet_qos_handle_t *handle, uint32_t *length, uint8_t channel);
/*!
* @brief Reads a frame from the ENET device.
* This function reads a frame from the ENET DMA descriptors.
* The ENET_QOS_GetRxFrameSize should be used to get the size of the prepared data buffer.
* For example use rx dma channel 0:
* @code
* uint32_t length;
* enet_qos_handle_t g_handle;
* status = ENET_QOS_GetRxFrameSize(&g_handle, &length, 0);
* if (length != 0)
* {
* uint8_t *data = memory allocate interface;
* if (!data)
* {
* ENET_QOS_ReadFrame(ENET, &g_handle, NULL, 0, 0);
* }
* else
* {
* status = ENET_QOS_ReadFrame(ENET, &g_handle, data, length, 0);
* }
* }
* else if (status == kStatus_ENET_QOS_RxFrameError)
* {
* ENET_QOS_ReadFrame(ENET, &g_handle, NULL, 0, 0);
* }
* @endcode
* @param base ENET peripheral base address.
* @param handle The ENET handler structure. This is the same handler pointer used in the ENET_QOS_Init.
* @param data The data buffer provided by user to store the frame which memory size should be at least "length".
* @param length The size of the data buffer which is still the length of the received frame.
* @param channel The rx DMA channel. shall not be larger than 2.
* @param ts Pointer to the structure @ref enet_qos_ptp_time_t to save frame timestamp.
* @return The execute status, successful or failure.
*/
status_t ENET_QOS_ReadFrame(ENET_QOS_Type *base,
enet_qos_handle_t *handle,
uint8_t *data,
uint32_t length,
uint8_t channel,
enet_qos_ptp_time_t *ts);
/*!
* @brief Transmits an ENET frame.
* @note The CRC is automatically appended to the data. Input the data
* to send without the CRC.
*
* @param base ENET peripheral base address.
* @param handle The ENET handler pointer. This is the same handler pointer used in the ENET_QOS_Init.
* @param data The data buffer provided by user to be send.
* @param length The length of the data to be send.
* @param channel Channel to send the frame, same with queue index.
* @param isNeedTs True to enable timestamp save for the frame
* @param context pointer to user context to be kept in the tx dirty frame information.
* @retval kStatus_Success Send frame succeed.
* @retval kStatus_ENET_QOS_TxFrameBusy Transmit buffer descriptor is busy under transmission.
* The transmit busy happens when the data send rate is over the MAC capacity.
* The waiting mechanism is recommended to be added after each call return with
* kStatus_ENET_QOS_TxFrameBusy.
*/
status_t ENET_QOS_SendFrame(ENET_QOS_Type *base,
enet_qos_handle_t *handle,
uint8_t *data,
uint32_t length,
uint8_t channel,
bool isNeedTs,
void *context);
/*!
* @brief Reclaim tx descriptors.
* This function is used to update the tx descriptor status and
* store the tx timestamp when the 1588 feature is enabled.
* This is called by the transmit interrupt IRQ handler after the
* complete of a frame transmission.
*
* @param base ENET peripheral base address.
* @param handle The ENET handler pointer. This is the same handler pointer used in the ENET_QOS_Init.
* @param channel The tx DMA channel.
*
*/
void ENET_QOS_ReclaimTxDescriptor(ENET_QOS_Type *base, enet_qos_handle_t *handle, uint8_t channel);
/*!
* @brief The ENET IRQ handler.
*
* @param base ENET peripheral base address.
* @param handle The ENET handler pointer.
*/
void ENET_QOS_CommonIRQHandler(ENET_QOS_Type *base, enet_qos_handle_t *handle);
/*!
* @brief Set the second level IRQ handler, allow user to overwrite the default
* second level weak IRQ handler.
*
* @param base ENET peripheral base address.
* @param ISRHandler The handler to install.
*/
void ENET_QOS_SetISRHandler(ENET_QOS_Type *base, enet_qos_isr_t ISRHandler);
/* @} */
/*!
* @name ENET Enhanced function operation
* @{
*/
/*!
* @brief Correct the ENET PTP 1588 timer in coarse method.
*
* @param base ENET peripheral base address.
* @param operation The system time operation, refer to "enet_qos_systime_op"
* @param second The correction second.
* @param nanosecond The correction nanosecond.
*/
status_t ENET_QOS_Ptp1588CorrectTimerInCoarse(ENET_QOS_Type *base,
enet_qos_systime_op operation,
uint32_t second,
uint32_t nanosecond);
/*!
* @brief Correct the ENET PTP 1588 timer in fine method.
*
*
* @param base ENET peripheral base address.
* @param addend The addend value to be set in the fine method
* @note Should take refer to the chapter "System time correction" and
* see the description for the "fine correction method".
*/
status_t ENET_QOS_Ptp1588CorrectTimerInFine(ENET_QOS_Type *base, uint32_t addend);
/*!
* @brief Get the ENET Time stamp current addend value.
*
* @param base ENET peripheral base address.
* @return The addend value.
*/
static inline uint32_t ENET_QOS_Ptp1588GetAddend(ENET_QOS_Type *base)
{
return base->MAC_TIMESTAMP_ADDEND;
}
/*!
* @brief Gets the current ENET time from the PTP 1588 timer without IRQ disable.
*
* @param base ENET peripheral base address.
* @param second The PTP 1588 system timer second.
* @param nanosecond The PTP 1588 system timer nanosecond.
* For the unit of the nanosecond is 1ns. so the nanosecond is the real nanosecond.
*/
void ENET_QOS_Ptp1588GetTimerNoIRQDisable(ENET_QOS_Type *base, uint64_t *second, uint32_t *nanosecond);
/*!
* @brief Sets the ENET PTP 1588 PPS control.
* All channels operate in flexible PPS output mode.
*
* @param base ENET peripheral base address.
* @param instance The ENET QOS PTP PPS instance.
* @param trgtMode The target time register mode.
* @param cmd The target flexible PPS output control command.
*/
static inline status_t ENET_Ptp1588PpsControl(ENET_QOS_Type *base,
enet_qos_ptp_pps_instance_t instance,
enet_qos_ptp_pps_trgt_mode_t trgtMode,
enet_qos_ptp_pps_cmd_t cmd)
{
uint32_t reg = 0UL;
uint8_t shift = (uint8_t)instance * 8U;
uint32_t pps_config = ENET_QOS_MAC_PPS_CONTROL_TRGTMODSEL0((uint32_t)trgtMode) |
ENET_QOS_MAC_PPS_CONTROL_PPSCTRL_PPSCMD((uint32_t)cmd);
reg = base->MAC_PPS_CONTROL;
/* Make sure CMD field is all zero */
if ((reg & (0xFUL << shift)) != 0UL)
{
return kStatus_ENET_QOS_PpsBusy;
}
reg &= ~(0xFFUL << shift);
reg |= (pps_config << shift) | ENET_QOS_MAC_PPS_CONTROL_PPSEN0(1U);
base->MAC_PPS_CONTROL = reg;
return kStatus_Success;
}
/*!
* @brief Sets the ENET OQS PTP 1588 PPS target time registers.
*
* @param base ENET QOS peripheral base address.
* @param instance The ENET QOS PTP PPS instance.
* @param seconds The target seconds.
* @param nanoseconds The target nanoseconds.
*/
status_t ENET_QOS_Ptp1588PpsSetTrgtTime(ENET_QOS_Type *base,
enet_qos_ptp_pps_instance_t instance,
uint32_t seconds,
uint32_t nanoseconds);
/*!
* @brief Sets the ENET OQS PTP 1588 PPS output signal interval
*
* @param base ENET QOS peripheral base address.
* @param instance The ENET QOS PTP PPS instance.
* @param width Signal Width. It is stored in terms of number of
* units of sub-second increment value. The width value must be
* lesser than interval value.
*/
static inline void ENET_QOS_Ptp1588PpsSetWidth(ENET_QOS_Type *base,
enet_qos_ptp_pps_instance_t instance,
uint32_t width)
{
uint32_t *mac_pps_width;
mac_pps_width = (uint32_t *)((uint32_t)&base->MAC_PPS0_WIDTH + 0x10U * (uint32_t)instance);
*mac_pps_width = ENET_QOS_MAC_PPS0_WIDTH_PPSWIDTH0(width);
}
/*!
* @brief Sets the ENET OQS PTP 1588 PPS output signal width
*
* @param base ENET QOS peripheral base address.
* @param instance The ENET QOS PTP PPS instance.
* @param interval Signal Interval. It is stored in terms of number of
* units of sub-second increment value.
*/
static inline void ENET_QOS_Ptp1588PpsSetInterval(ENET_QOS_Type *base,
enet_qos_ptp_pps_instance_t instance,
uint32_t interval)
{
uint32_t *mac_pps_interval;
mac_pps_interval = (uint32_t *)((uint32_t)&base->MAC_PPS0_INTERVAL + 0x10U * (uint32_t)instance);
*mac_pps_interval = ENET_QOS_MAC_PPS0_INTERVAL_PPSINT0(interval);
}
/*!
* @brief Gets the current ENET time from the PTP 1588 timer.
*
* @param base ENET peripheral base address.
* @param second The PTP 1588 system timer second.
* @param nanosecond The PTP 1588 system timer nanosecond.
* For the unit of the nanosecond is 1ns.so the nanosecond is the real nanosecond.
*/
void ENET_QOS_Ptp1588GetTimer(ENET_QOS_Type *base, uint64_t *second, uint32_t *nanosecond);
/*!
* @brief Gets the time stamp of the transmit frame.
*
* This function is used for PTP stack to get the timestamp captured by the ENET driver.
*
* @param handle The ENET handler pointer.This is the same state pointer used in
* ENET_QOS_Init.
* @param txFrame Input parameter, pointer to @ref enet_qos_frame_info_t for saving read out frame information.
* @param channel Channel for searching the tx frame.
*/
void ENET_QOS_GetTxFrame(enet_qos_handle_t *handle, enet_qos_frame_info_t *txFrame, uint8_t channel);
/*!
* @brief Receives one frame in specified BD ring with zero copy.
*
* This function will use the user-defined allocate and free callback. Every time application gets one frame through
* this function, driver will allocate new buffers for the BDs whose buffers have been taken by application.
* @note This function will drop current frame and update related BDs as available for DMA if new buffers allocating
* fails. Application must provide a memory pool including at least BD number + 1 buffers(+2 if enable double buffer)
* to make this function work normally. If user calls this function in Rx interrupt handler, be careful that this
* function makes Rx BD ready with allocating new buffer(normal) or updating current BD(out of memory). If there's
* always new Rx frame input, Rx interrupt will be triggered forever. Application need to disable Rx interrupt according
* to specific design in this case.
*
* @param base ENET peripheral base address.
* @param handle The ENET handler pointer. This is the same handler pointer used in the ENET_Init.
* @param rxFrame The received frame information structure provided by user.
* @param channel Channel for searching the rx frame.
* @retval kStatus_Success Succeed to get one frame and allocate new memory for Rx buffer.
* @retval kStatus_ENET_QOS_RxFrameEmpty There's no Rx frame in the BD.
* @retval kStatus_ENET_QOS_RxFrameError There's issue in this receiving.
* @retval kStatus_ENET_QOS_RxFrameDrop There's no new buffer memory for BD, drop this frame.
*/
status_t ENET_QOS_GetRxFrame(ENET_QOS_Type *base,
enet_qos_handle_t *handle,
enet_qos_rx_frame_struct_t *rxFrame,
uint8_t channel);
/* @} */
#if defined(__cplusplus)
}
#endif
/*! @}*/
#endif /* _FSL_ENET_QOS_H_ */
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