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- #include "stm32f4x7_eth.h"
- #include "stm32f4xx_rcc.h"
- #include <string.h>
-
-
-
-
-
- #if defined (__CC_ARM)
- __align(4)
- ETH_DMADESCTypeDef DMARxDscrTab[ETH_RXBUFNB];
- __align(4)
- ETH_DMADESCTypeDef DMATxDscrTab[ETH_TXBUFNB];
- __align(4)
- uint8_t Rx_Buff[ETH_RXBUFNB][ETH_RX_BUF_SIZE];
- __align(4)
- uint8_t Tx_Buff[ETH_TXBUFNB][ETH_TX_BUF_SIZE];
- #elif defined ( __ICCARM__ )
- #pragma data_alignment=4
- ETH_DMADESCTypeDef DMARxDscrTab[ETH_RXBUFNB];
- #pragma data_alignment=4
- ETH_DMADESCTypeDef DMATxDscrTab[ETH_TXBUFNB];
- #pragma data_alignment=4
- uint8_t Rx_Buff[ETH_RXBUFNB][ETH_RX_BUF_SIZE];
- #pragma data_alignment=4
- uint8_t Tx_Buff[ETH_TXBUFNB][ETH_TX_BUF_SIZE];
- #elif defined (__GNUC__)
- ETH_DMADESCTypeDef DMARxDscrTab[ETH_RXBUFNB] __attribute__ ((aligned (4)));
- ETH_DMADESCTypeDef DMATxDscrTab[ETH_TXBUFNB] __attribute__ ((aligned (4)));
- uint8_t Rx_Buff[ETH_RXBUFNB][ETH_RX_BUF_SIZE] __attribute__ ((aligned (4)));
- uint8_t Tx_Buff[ETH_TXBUFNB][ETH_TX_BUF_SIZE] __attribute__ ((aligned (4)));
- #elif defined (__TASKING__)
- __align(4)
- ETH_DMADESCTypeDef DMARxDscrTab[ETH_RXBUFNB];
- __align(4)
- ETH_DMADESCTypeDef DMATxDscrTab[ETH_TXBUFNB];
- __align(4)
- uint8_t Rx_Buff[ETH_RXBUFNB][ETH_RX_BUF_SIZE];
- __align(4)
- uint8_t Tx_Buff[ETH_TXBUFNB][ETH_TX_BUF_SIZE];
- #endif
- __IO ETH_DMADESCTypeDef *DMATxDescToSet;
- __IO ETH_DMADESCTypeDef *DMARxDescToGet;
- ETH_DMA_Rx_Frame_infos RX_Frame_Descriptor;
- __IO ETH_DMA_Rx_Frame_infos *DMA_RX_FRAME_infos;
- __IO uint32_t Frame_Rx_index;
-
- #ifndef USE_Delay
- static void ETH_Delay(__IO uint32_t nCount)
- {
- __IO uint32_t index = 0;
- for(index = nCount; index != 0; index--)
- {
- }
- }
- #endif
-
- void ETH_DeInit(void)
- {
- RCC_AHB1PeriphResetCmd(RCC_AHB1Periph_ETH_MAC, ENABLE);
- RCC_AHB1PeriphResetCmd(RCC_AHB1Periph_ETH_MAC, DISABLE);
- }
- void ETH_StructInit(ETH_InitTypeDef* ETH_InitStruct)
- {
-
-
-
-
- ETH_InitStruct->ETH_AutoNegotiation = ETH_AutoNegotiation_Enable;
-
- ETH_InitStruct->ETH_Watchdog = ETH_Watchdog_Enable;
-
- ETH_InitStruct->ETH_Jabber = ETH_Jabber_Enable;
-
- ETH_InitStruct->ETH_InterFrameGap = ETH_InterFrameGap_96Bit;
-
- ETH_InitStruct->ETH_CarrierSense = ETH_CarrierSense_Enable;
-
- ETH_InitStruct->ETH_Speed = ETH_Speed_100M;
-
- ETH_InitStruct->ETH_ReceiveOwn = ETH_ReceiveOwn_Enable;
-
- ETH_InitStruct->ETH_LoopbackMode = ETH_LoopbackMode_Disable;
-
- ETH_InitStruct->ETH_Mode = ETH_Mode_FullDuplex;
-
- ETH_InitStruct->ETH_ChecksumOffload = ETH_ChecksumOffload_Disable;
-
- ETH_InitStruct->ETH_RetryTransmission = ETH_RetryTransmission_Enable;
-
- ETH_InitStruct->ETH_AutomaticPadCRCStrip = ETH_AutomaticPadCRCStrip_Disable;
-
- ETH_InitStruct->ETH_BackOffLimit = ETH_BackOffLimit_10;
-
- ETH_InitStruct->ETH_DeferralCheck = ETH_DeferralCheck_Disable;
-
- ETH_InitStruct->ETH_ReceiveAll = ETH_ReceiveAll_Disable;
-
- ETH_InitStruct->ETH_SourceAddrFilter = ETH_SourceAddrFilter_Disable;
-
- ETH_InitStruct->ETH_PassControlFrames = ETH_PassControlFrames_BlockAll;
-
- ETH_InitStruct->ETH_BroadcastFramesReception = ETH_BroadcastFramesReception_Disable;
-
- ETH_InitStruct->ETH_DestinationAddrFilter = ETH_DestinationAddrFilter_Normal;
-
- ETH_InitStruct->ETH_PromiscuousMode = ETH_PromiscuousMode_Disable;
-
- ETH_InitStruct->ETH_MulticastFramesFilter = ETH_MulticastFramesFilter_Perfect;
-
- ETH_InitStruct->ETH_UnicastFramesFilter = ETH_UnicastFramesFilter_Perfect;
-
- ETH_InitStruct->ETH_HashTableHigh = 0x0;
- ETH_InitStruct->ETH_HashTableLow = 0x0;
-
- ETH_InitStruct->ETH_PauseTime = 0x0;
- ETH_InitStruct->ETH_ZeroQuantaPause = ETH_ZeroQuantaPause_Disable;
- ETH_InitStruct->ETH_PauseLowThreshold = ETH_PauseLowThreshold_Minus4;
- ETH_InitStruct->ETH_UnicastPauseFrameDetect = ETH_UnicastPauseFrameDetect_Disable;
- ETH_InitStruct->ETH_ReceiveFlowControl = ETH_ReceiveFlowControl_Disable;
- ETH_InitStruct->ETH_TransmitFlowControl = ETH_TransmitFlowControl_Disable;
-
- ETH_InitStruct->ETH_VLANTagComparison = ETH_VLANTagComparison_16Bit;
- ETH_InitStruct->ETH_VLANTagIdentifier = 0x0;
-
-
-
- ETH_InitStruct->ETH_DropTCPIPChecksumErrorFrame = ETH_DropTCPIPChecksumErrorFrame_Disable;
-
- ETH_InitStruct->ETH_ReceiveStoreForward = ETH_ReceiveStoreForward_Enable;
-
- ETH_InitStruct->ETH_FlushReceivedFrame = ETH_FlushReceivedFrame_Enable;
-
- ETH_InitStruct->ETH_TransmitStoreForward = ETH_TransmitStoreForward_Enable;
-
- ETH_InitStruct->ETH_TransmitThresholdControl = ETH_TransmitThresholdControl_64Bytes;
-
- ETH_InitStruct->ETH_ForwardErrorFrames = ETH_ForwardErrorFrames_Disable;
-
- ETH_InitStruct->ETH_ForwardUndersizedGoodFrames = ETH_ForwardUndersizedGoodFrames_Disable;
-
- ETH_InitStruct->ETH_ReceiveThresholdControl = ETH_ReceiveThresholdControl_64Bytes;
-
-
- ETH_InitStruct->ETH_SecondFrameOperate = ETH_SecondFrameOperate_Disable;
-
- ETH_InitStruct->ETH_AddressAlignedBeats = ETH_AddressAlignedBeats_Enable;
-
- ETH_InitStruct->ETH_FixedBurst = ETH_FixedBurst_Enable;
-
- ETH_InitStruct->ETH_RxDMABurstLength = ETH_RxDMABurstLength_32Beat;
- ETH_InitStruct->ETH_TxDMABurstLength = ETH_TxDMABurstLength_32Beat;
-
- ETH_InitStruct->ETH_DescriptorSkipLength = 0x0;
-
- ETH_InitStruct->ETH_DMAArbitration = ETH_DMAArbitration_RoundRobin_RxTx_1_1;
- }
- uint32_t ETH_Init(ETH_InitTypeDef* ETH_InitStruct, uint16_t PHYAddress)
- {
- uint32_t RegValue = 0, tmpreg = 0;
- __IO uint32_t i = 0;
- RCC_ClocksTypeDef rcc_clocks;
- uint32_t hclk = 60000000;
- __IO uint32_t timeout = 0;
-
-
- assert_param(IS_ETH_AUTONEGOTIATION(ETH_InitStruct->ETH_AutoNegotiation));
- assert_param(IS_ETH_WATCHDOG(ETH_InitStruct->ETH_Watchdog));
- assert_param(IS_ETH_JABBER(ETH_InitStruct->ETH_Jabber));
- assert_param(IS_ETH_INTER_FRAME_GAP(ETH_InitStruct->ETH_InterFrameGap));
- assert_param(IS_ETH_CARRIER_SENSE(ETH_InitStruct->ETH_CarrierSense));
- assert_param(IS_ETH_SPEED(ETH_InitStruct->ETH_Speed));
- assert_param(IS_ETH_RECEIVE_OWN(ETH_InitStruct->ETH_ReceiveOwn));
- assert_param(IS_ETH_LOOPBACK_MODE(ETH_InitStruct->ETH_LoopbackMode));
- assert_param(IS_ETH_DUPLEX_MODE(ETH_InitStruct->ETH_Mode));
- assert_param(IS_ETH_CHECKSUM_OFFLOAD(ETH_InitStruct->ETH_ChecksumOffload));
- assert_param(IS_ETH_RETRY_TRANSMISSION(ETH_InitStruct->ETH_RetryTransmission));
- assert_param(IS_ETH_AUTOMATIC_PADCRC_STRIP(ETH_InitStruct->ETH_AutomaticPadCRCStrip));
- assert_param(IS_ETH_BACKOFF_LIMIT(ETH_InitStruct->ETH_BackOffLimit));
- assert_param(IS_ETH_DEFERRAL_CHECK(ETH_InitStruct->ETH_DeferralCheck));
- assert_param(IS_ETH_RECEIVE_ALL(ETH_InitStruct->ETH_ReceiveAll));
- assert_param(IS_ETH_SOURCE_ADDR_FILTER(ETH_InitStruct->ETH_SourceAddrFilter));
- assert_param(IS_ETH_CONTROL_FRAMES(ETH_InitStruct->ETH_PassControlFrames));
- assert_param(IS_ETH_BROADCAST_FRAMES_RECEPTION(ETH_InitStruct->ETH_BroadcastFramesReception));
- assert_param(IS_ETH_DESTINATION_ADDR_FILTER(ETH_InitStruct->ETH_DestinationAddrFilter));
- assert_param(IS_ETH_PROMISCIOUS_MODE(ETH_InitStruct->ETH_PromiscuousMode));
- assert_param(IS_ETH_MULTICAST_FRAMES_FILTER(ETH_InitStruct->ETH_MulticastFramesFilter));
- assert_param(IS_ETH_UNICAST_FRAMES_FILTER(ETH_InitStruct->ETH_UnicastFramesFilter));
- assert_param(IS_ETH_PAUSE_TIME(ETH_InitStruct->ETH_PauseTime));
- assert_param(IS_ETH_ZEROQUANTA_PAUSE(ETH_InitStruct->ETH_ZeroQuantaPause));
- assert_param(IS_ETH_PAUSE_LOW_THRESHOLD(ETH_InitStruct->ETH_PauseLowThreshold));
- assert_param(IS_ETH_UNICAST_PAUSE_FRAME_DETECT(ETH_InitStruct->ETH_UnicastPauseFrameDetect));
- assert_param(IS_ETH_RECEIVE_FLOWCONTROL(ETH_InitStruct->ETH_ReceiveFlowControl));
- assert_param(IS_ETH_TRANSMIT_FLOWCONTROL(ETH_InitStruct->ETH_TransmitFlowControl));
- assert_param(IS_ETH_VLAN_TAG_COMPARISON(ETH_InitStruct->ETH_VLANTagComparison));
- assert_param(IS_ETH_VLAN_TAG_IDENTIFIER(ETH_InitStruct->ETH_VLANTagIdentifier));
-
- assert_param(IS_ETH_DROP_TCPIP_CHECKSUM_FRAME(ETH_InitStruct->ETH_DropTCPIPChecksumErrorFrame));
- assert_param(IS_ETH_RECEIVE_STORE_FORWARD(ETH_InitStruct->ETH_ReceiveStoreForward));
- assert_param(IS_ETH_FLUSH_RECEIVE_FRAME(ETH_InitStruct->ETH_FlushReceivedFrame));
- assert_param(IS_ETH_TRANSMIT_STORE_FORWARD(ETH_InitStruct->ETH_TransmitStoreForward));
- assert_param(IS_ETH_TRANSMIT_THRESHOLD_CONTROL(ETH_InitStruct->ETH_TransmitThresholdControl));
- assert_param(IS_ETH_FORWARD_ERROR_FRAMES(ETH_InitStruct->ETH_ForwardErrorFrames));
- assert_param(IS_ETH_FORWARD_UNDERSIZED_GOOD_FRAMES(ETH_InitStruct->ETH_ForwardUndersizedGoodFrames));
- assert_param(IS_ETH_RECEIVE_THRESHOLD_CONTROL(ETH_InitStruct->ETH_ReceiveThresholdControl));
- assert_param(IS_ETH_SECOND_FRAME_OPERATE(ETH_InitStruct->ETH_SecondFrameOperate));
- assert_param(IS_ETH_ADDRESS_ALIGNED_BEATS(ETH_InitStruct->ETH_AddressAlignedBeats));
- assert_param(IS_ETH_FIXED_BURST(ETH_InitStruct->ETH_FixedBurst));
- assert_param(IS_ETH_RXDMA_BURST_LENGTH(ETH_InitStruct->ETH_RxDMABurstLength));
- assert_param(IS_ETH_TXDMA_BURST_LENGTH(ETH_InitStruct->ETH_TxDMABurstLength));
- assert_param(IS_ETH_DMA_DESC_SKIP_LENGTH(ETH_InitStruct->ETH_DescriptorSkipLength));
- assert_param(IS_ETH_DMA_ARBITRATION_ROUNDROBIN_RXTX(ETH_InitStruct->ETH_DMAArbitration));
-
-
-
- tmpreg = ETH->MACMIIAR;
-
- tmpreg &= MACMIIAR_CR_MASK;
-
- RCC_GetClocksFreq(&rcc_clocks);
- hclk = rcc_clocks.HCLK_Frequency;
-
-
- if((hclk >= 20000000)&&(hclk < 35000000))
- {
-
- tmpreg |= (uint32_t)ETH_MACMIIAR_CR_Div16;
- }
- else if((hclk >= 35000000)&&(hclk < 60000000))
- {
-
- tmpreg |= (uint32_t)ETH_MACMIIAR_CR_Div26;
- }
- else if((hclk >= 60000000)&&(hclk < 100000000))
- {
-
- tmpreg |= (uint32_t)ETH_MACMIIAR_CR_Div42;
- }
- else if((hclk >= 100000000)&&(hclk < 150000000))
- {
-
- tmpreg |= (uint32_t)ETH_MACMIIAR_CR_Div62;
- }
- else
- {
-
- tmpreg |= (uint32_t)ETH_MACMIIAR_CR_Div102;
- }
-
-
- ETH->MACMIIAR = (uint32_t)tmpreg;
-
-
- if(!(ETH_WritePHYRegister(PHYAddress, PHY_BCR, PHY_Reset)))
- {
-
- return ETH_ERROR;
- }
-
-
- _eth_delay_(PHY_RESET_DELAY);
-
- if(ETH_InitStruct->ETH_AutoNegotiation != ETH_AutoNegotiation_Disable)
- {
-
- do
- {
- timeout++;
- } while (!(ETH_ReadPHYRegister(PHYAddress, PHY_BSR) & PHY_Linked_Status) && (timeout < PHY_READ_TO));
-
- if(timeout == PHY_READ_TO)
- {
- return ETH_ERROR;
- }
-
- timeout = 0;
-
- if(!(ETH_WritePHYRegister(PHYAddress, PHY_BCR, PHY_AutoNegotiation)))
- {
-
- return ETH_ERROR;
- }
-
- do
- {
- timeout++;
- } while (!(ETH_ReadPHYRegister(PHYAddress, PHY_BSR) & PHY_AutoNego_Complete) && (timeout < (uint32_t)PHY_READ_TO));
-
- if(timeout == PHY_READ_TO)
- {
- return ETH_ERROR;
- }
-
- timeout = 0;
-
-
- RegValue = ETH_ReadPHYRegister(PHYAddress, PHY_SR);
- switch (RegValue & PHY_DUPLEX_SPEED_STATUS_MASK)
- {
- case PHY_100BTX_FULL:
- ETH_InitStruct->ETH_Mode = ETH_Mode_FullDuplex;
- ETH_InitStruct->ETH_Speed = ETH_Speed_100M;
- break;
- case PHY_100BTX_HALF:
- ETH_InitStruct->ETH_Mode = ETH_Mode_HalfDuplex;
- ETH_InitStruct->ETH_Speed = ETH_Speed_100M;
- break;
- case PHY_10M_FULL:
- ETH_InitStruct->ETH_Mode = ETH_Mode_FullDuplex;
- ETH_InitStruct->ETH_Speed = ETH_Speed_10M;
- break;
- case PHY_10M_HALF:
- ETH_InitStruct->ETH_Mode = ETH_Mode_HalfDuplex;
- ETH_InitStruct->ETH_Speed = ETH_Speed_10M;
- break;
- default:
- break;
- }
- }
- else
- {
- if(!ETH_WritePHYRegister(PHYAddress, PHY_BCR, ((uint16_t)(ETH_InitStruct->ETH_Mode >> 3) |
- (uint16_t)(ETH_InitStruct->ETH_Speed >> 1))))
- {
-
- return ETH_ERROR;
- }
-
- _eth_delay_(PHY_CONFIG_DELAY);
-
- }
-
-
- tmpreg = ETH->MACCR;
-
- tmpreg &= MACCR_CLEAR_MASK;
-
-
-
-
-
-
-
-
-
-
-
-
-
- tmpreg |= (uint32_t)(ETH_InitStruct->ETH_Watchdog |
- ETH_InitStruct->ETH_Jabber |
- ETH_InitStruct->ETH_InterFrameGap |
- ETH_InitStruct->ETH_CarrierSense |
- ETH_InitStruct->ETH_Speed |
- ETH_InitStruct->ETH_ReceiveOwn |
- ETH_InitStruct->ETH_LoopbackMode |
- ETH_InitStruct->ETH_Mode |
- ETH_InitStruct->ETH_ChecksumOffload |
- ETH_InitStruct->ETH_RetryTransmission |
- ETH_InitStruct->ETH_AutomaticPadCRCStrip |
- ETH_InitStruct->ETH_BackOffLimit |
- ETH_InitStruct->ETH_DeferralCheck);
-
- ETH->MACCR = (uint32_t)tmpreg;
-
-
-
-
-
-
-
-
-
-
-
- ETH->MACFFR = (uint32_t)(ETH_InitStruct->ETH_ReceiveAll |
- ETH_InitStruct->ETH_SourceAddrFilter |
- ETH_InitStruct->ETH_PassControlFrames |
- ETH_InitStruct->ETH_BroadcastFramesReception |
- ETH_InitStruct->ETH_DestinationAddrFilter |
- ETH_InitStruct->ETH_PromiscuousMode |
- ETH_InitStruct->ETH_MulticastFramesFilter |
- ETH_InitStruct->ETH_UnicastFramesFilter);
-
-
- ETH->MACHTHR = (uint32_t)ETH_InitStruct->ETH_HashTableHigh;
-
- ETH->MACHTLR = (uint32_t)ETH_InitStruct->ETH_HashTableLow;
-
-
- tmpreg = ETH->MACFCR;
-
- tmpreg &= MACFCR_CLEAR_MASK;
-
-
-
-
-
-
-
- tmpreg |= (uint32_t)((ETH_InitStruct->ETH_PauseTime << 16) |
- ETH_InitStruct->ETH_ZeroQuantaPause |
- ETH_InitStruct->ETH_PauseLowThreshold |
- ETH_InitStruct->ETH_UnicastPauseFrameDetect |
- ETH_InitStruct->ETH_ReceiveFlowControl |
- ETH_InitStruct->ETH_TransmitFlowControl);
-
- ETH->MACFCR = (uint32_t)tmpreg;
-
-
-
- ETH->MACVLANTR = (uint32_t)(ETH_InitStruct->ETH_VLANTagComparison |
- ETH_InitStruct->ETH_VLANTagIdentifier);
-
-
-
-
- tmpreg = ETH->DMAOMR;
-
- tmpreg &= DMAOMR_CLEAR_MASK;
-
-
-
-
-
-
-
-
-
-
- tmpreg |= (uint32_t)(ETH_InitStruct->ETH_DropTCPIPChecksumErrorFrame |
- ETH_InitStruct->ETH_ReceiveStoreForward |
- ETH_InitStruct->ETH_FlushReceivedFrame |
- ETH_InitStruct->ETH_TransmitStoreForward |
- ETH_InitStruct->ETH_TransmitThresholdControl |
- ETH_InitStruct->ETH_ForwardErrorFrames |
- ETH_InitStruct->ETH_ForwardUndersizedGoodFrames |
- ETH_InitStruct->ETH_ReceiveThresholdControl |
- ETH_InitStruct->ETH_SecondFrameOperate);
-
- ETH->DMAOMR = (uint32_t)tmpreg;
-
-
-
-
-
-
-
-
- ETH->DMABMR = (uint32_t)(ETH_InitStruct->ETH_AddressAlignedBeats |
- ETH_InitStruct->ETH_FixedBurst |
- ETH_InitStruct->ETH_RxDMABurstLength |
- ETH_InitStruct->ETH_TxDMABurstLength |
- (ETH_InitStruct->ETH_DescriptorSkipLength << 2) |
- ETH_InitStruct->ETH_DMAArbitration |
- ETH_DMABMR_USP);
-
- #ifdef USE_ENHANCED_DMA_DESCRIPTORS
-
- ETH->DMABMR |= ETH_DMABMR_EDE;
- #endif
-
-
- return ETH_SUCCESS;
- }
- void ETH_Start(void)
- {
-
- ETH_MACTransmissionCmd(ENABLE);
-
- ETH_FlushTransmitFIFO();
-
- ETH_MACReceptionCmd(ENABLE);
-
-
- ETH_DMATransmissionCmd(ENABLE);
-
- ETH_DMAReceptionCmd(ENABLE);
- }
- void ETH_MACTransmissionCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->MACCR |= ETH_MACCR_TE;
- }
- else
- {
-
- ETH->MACCR &= ~ETH_MACCR_TE;
- }
- }
- void ETH_MACReceptionCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->MACCR |= ETH_MACCR_RE;
- }
- else
- {
-
- ETH->MACCR &= ~ETH_MACCR_RE;
- }
- }
- FlagStatus ETH_GetFlowControlBusyStatus(void)
- {
- FlagStatus bitstatus = RESET;
-
- if ((ETH->MACFCR & ETH_MACFCR_FCBBPA) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- void ETH_InitiatePauseControlFrame(void)
- {
-
- ETH->MACFCR |= ETH_MACFCR_FCBBPA;
- }
- void ETH_BackPressureActivationCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
-
- ETH->MACFCR |= ETH_MACFCR_FCBBPA;
- }
- else
- {
-
- ETH->MACFCR &= ~ETH_MACFCR_FCBBPA;
- }
- }
- FlagStatus ETH_GetMACFlagStatus(uint32_t ETH_MAC_FLAG)
- {
- FlagStatus bitstatus = RESET;
-
- assert_param(IS_ETH_MAC_GET_FLAG(ETH_MAC_FLAG));
- if ((ETH->MACSR & ETH_MAC_FLAG) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- ITStatus ETH_GetMACITStatus(uint32_t ETH_MAC_IT)
- {
- ITStatus bitstatus = RESET;
-
- assert_param(IS_ETH_MAC_GET_IT(ETH_MAC_IT));
- if ((ETH->MACSR & ETH_MAC_IT) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- void ETH_MACITConfig(uint32_t ETH_MAC_IT, FunctionalState NewState)
- {
-
- assert_param(IS_ETH_MAC_IT(ETH_MAC_IT));
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->MACIMR &= (~(uint32_t)ETH_MAC_IT);
- }
- else
- {
-
- ETH->MACIMR |= ETH_MAC_IT;
- }
- }
- void ETH_MACAddressConfig(uint32_t MacAddr, uint8_t *Addr)
- {
- uint32_t tmpreg;
-
- assert_param(IS_ETH_MAC_ADDRESS0123(MacAddr));
-
-
- tmpreg = ((uint32_t)Addr[5] << 8) | (uint32_t)Addr[4];
-
- (*(__IO uint32_t *) (ETH_MAC_ADDR_HBASE + MacAddr)) = tmpreg;
-
- tmpreg = ((uint32_t)Addr[3] << 24) | ((uint32_t)Addr[2] << 16) | ((uint32_t)Addr[1] << 8) | Addr[0];
-
-
- (*(__IO uint32_t *) (ETH_MAC_ADDR_LBASE + MacAddr)) = tmpreg;
- }
- void ETH_GetMACAddress(uint32_t MacAddr, uint8_t *Addr)
- {
- uint32_t tmpreg;
-
- assert_param(IS_ETH_MAC_ADDRESS0123(MacAddr));
-
-
- tmpreg =(*(__IO uint32_t *) (ETH_MAC_ADDR_HBASE + MacAddr));
-
-
- Addr[5] = ((tmpreg >> 8) & (uint8_t)0xFF);
- Addr[4] = (tmpreg & (uint8_t)0xFF);
-
- tmpreg =(*(__IO uint32_t *) (ETH_MAC_ADDR_LBASE + MacAddr));
-
- Addr[3] = ((tmpreg >> 24) & (uint8_t)0xFF);
- Addr[2] = ((tmpreg >> 16) & (uint8_t)0xFF);
- Addr[1] = ((tmpreg >> 8 ) & (uint8_t)0xFF);
- Addr[0] = (tmpreg & (uint8_t)0xFF);
- }
- void ETH_MACAddressPerfectFilterCmd(uint32_t MacAddr, FunctionalState NewState)
- {
-
- assert_param(IS_ETH_MAC_ADDRESS123(MacAddr));
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- (*(__IO uint32_t *) (ETH_MAC_ADDR_HBASE + MacAddr)) |= ETH_MACA1HR_AE;
- }
- else
- {
-
- (*(__IO uint32_t *) (ETH_MAC_ADDR_HBASE + MacAddr)) &=(~(uint32_t)ETH_MACA1HR_AE);
- }
- }
- void ETH_MACAddressFilterConfig(uint32_t MacAddr, uint32_t Filter)
- {
-
- assert_param(IS_ETH_MAC_ADDRESS123(MacAddr));
- assert_param(IS_ETH_MAC_ADDRESS_FILTER(Filter));
-
- if (Filter != ETH_MAC_AddressFilter_DA)
- {
-
- (*(__IO uint32_t *) (ETH_MAC_ADDR_HBASE + MacAddr)) |= ETH_MACA1HR_SA;
- }
- else
- {
-
- (*(__IO uint32_t *) (ETH_MAC_ADDR_HBASE + MacAddr)) &=(~(uint32_t)ETH_MACA1HR_SA);
- }
- }
- void ETH_MACAddressMaskBytesFilterConfig(uint32_t MacAddr, uint32_t MaskByte)
- {
-
- assert_param(IS_ETH_MAC_ADDRESS123(MacAddr));
- assert_param(IS_ETH_MAC_ADDRESS_MASK(MaskByte));
-
-
- (*(__IO uint32_t *) (ETH_MAC_ADDR_HBASE + MacAddr)) &=(~(uint32_t)ETH_MACA1HR_MBC);
-
- (*(__IO uint32_t *) (ETH_MAC_ADDR_HBASE + MacAddr)) |= MaskByte;
- }
-
- FrameTypeDef ETH_Get_Received_Frame(void)
- {
- uint32_t framelength = 0;
- FrameTypeDef frame = {0,0,0};
-
-
- framelength = ((DMARxDescToGet->Status & ETH_DMARxDesc_FL) >> ETH_DMARxDesc_FrameLengthShift) - 4;
- frame.length = framelength;
-
-
-
- if (DMA_RX_FRAME_infos->Seg_Count >1)
- {
- frame.buffer =(DMA_RX_FRAME_infos->FS_Rx_Desc)->Buffer1Addr;
- }
- else
- {
- frame.buffer = DMARxDescToGet->Buffer1Addr;
- }
- frame.descriptor = DMARxDescToGet;
-
-
-
-
- DMARxDescToGet = (ETH_DMADESCTypeDef*) (DMARxDescToGet->Buffer2NextDescAddr);
-
-
- return (frame);
- }
- FrameTypeDef ETH_Get_Received_Frame_interrupt(void)
- {
- FrameTypeDef frame={0,0,0};
- __IO uint32_t descriptor_scan_counter = 0;
-
-
- while (((DMARxDescToGet->Status & ETH_DMARxDesc_OWN) == (uint32_t)RESET)&&
- (descriptor_scan_counter<ETH_RXBUFNB))
- {
-
-
- descriptor_scan_counter++;
-
-
- if(((DMARxDescToGet->Status & ETH_DMARxDesc_FS) != (uint32_t)RESET)&&
- ((DMARxDescToGet->Status & ETH_DMARxDesc_LS) == (uint32_t)RESET))
- {
- DMA_RX_FRAME_infos->FS_Rx_Desc = DMARxDescToGet;
- DMA_RX_FRAME_infos->Seg_Count = 1;
- DMARxDescToGet = (ETH_DMADESCTypeDef*) (DMARxDescToGet->Buffer2NextDescAddr);
- }
-
-
- else if (((DMARxDescToGet->Status & ETH_DMARxDesc_LS) == (uint32_t)RESET)&&
- ((DMARxDescToGet->Status & ETH_DMARxDesc_FS) == (uint32_t)RESET))
- {
- (DMA_RX_FRAME_infos->Seg_Count) ++;
- DMARxDescToGet = (ETH_DMADESCTypeDef*) (DMARxDescToGet->Buffer2NextDescAddr);
- }
-
- else
- {
-
- DMA_RX_FRAME_infos->LS_Rx_Desc = DMARxDescToGet;
-
- (DMA_RX_FRAME_infos->Seg_Count)++;
-
-
- if ((DMA_RX_FRAME_infos->Seg_Count)==1)
- DMA_RX_FRAME_infos->FS_Rx_Desc = DMARxDescToGet;
-
-
- frame.length = ((DMARxDescToGet->Status & ETH_DMARxDesc_FL) >> ETH_DMARxDesc_FrameLengthShift) - 4;
-
-
-
- if (DMA_RX_FRAME_infos->Seg_Count >1)
- {
- frame.buffer =(DMA_RX_FRAME_infos->FS_Rx_Desc)->Buffer1Addr;
- }
- else
- {
- frame.buffer = DMARxDescToGet->Buffer1Addr;
- }
-
- frame.descriptor = DMARxDescToGet;
-
-
- DMARxDescToGet = (ETH_DMADESCTypeDef*) (DMARxDescToGet->Buffer2NextDescAddr);
-
-
- return (frame);
- }
- }
- return (frame);
- }
-
-
- uint32_t ETH_Prepare_Transmit_Descriptors(u16 FrameLength)
- {
- uint32_t buf_count =0, size=0,i=0;
- __IO ETH_DMADESCTypeDef *DMATxNextDesc;
-
-
- if((DMATxDescToSet->Status & ETH_DMATxDesc_OWN) != (u32)RESET)
- {
-
- return ETH_ERROR;
- }
-
- DMATxNextDesc = DMATxDescToSet;
-
- if (FrameLength > ETH_TX_BUF_SIZE)
- {
- buf_count = FrameLength/ETH_TX_BUF_SIZE;
- if (FrameLength%ETH_TX_BUF_SIZE) buf_count++;
- }
- else buf_count =1;
-
- if (buf_count ==1)
- {
-
- DMATxDescToSet->Status |=ETH_DMATxDesc_FS|ETH_DMATxDesc_LS;
-
- DMATxDescToSet->ControlBufferSize = (FrameLength& ETH_DMATxDesc_TBS1);
-
- DMATxDescToSet->Status |= ETH_DMATxDesc_OWN;
- DMATxDescToSet= (ETH_DMADESCTypeDef *)(DMATxDescToSet->Buffer2NextDescAddr);
- }
- else
- {
- for (i=0; i< buf_count; i++)
- {
- if (i==0)
- {
-
- DMATxDescToSet->Status |= ETH_DMATxDesc_FS;
- }
-
-
- DMATxNextDesc->ControlBufferSize = (ETH_TX_BUF_SIZE & ETH_DMATxDesc_TBS1);
-
- if (i== (buf_count-1))
- {
-
- DMATxNextDesc->Status |= ETH_DMATxDesc_LS;
- size = FrameLength - (buf_count-1)*ETH_TX_BUF_SIZE;
- DMATxNextDesc->ControlBufferSize = (size & ETH_DMATxDesc_TBS1);
- }
-
-
- DMATxNextDesc->Status |= ETH_DMATxDesc_OWN;
-
- DMATxNextDesc = (ETH_DMADESCTypeDef *)(DMATxNextDesc->Buffer2NextDescAddr);
-
- }
- DMATxDescToSet = DMATxNextDesc ;
- }
-
-
- if ((ETH->DMASR & ETH_DMASR_TBUS) != (u32)RESET)
- {
-
- ETH->DMASR = ETH_DMASR_TBUS;
-
- ETH->DMATPDR = 0;
- }
-
-
- return ETH_SUCCESS;
- }
- void ETH_DMARxDescChainInit(ETH_DMADESCTypeDef *DMARxDescTab, uint8_t *RxBuff, uint32_t RxBuffCount)
- {
- uint32_t i = 0;
- ETH_DMADESCTypeDef *DMARxDesc;
-
-
- DMARxDescToGet = DMARxDescTab;
-
- for(i=0; i < RxBuffCount; i++)
- {
-
- DMARxDesc = DMARxDescTab+i;
-
- DMARxDesc->Status = ETH_DMARxDesc_OWN;
-
- DMARxDesc->ControlBufferSize = ETH_DMARxDesc_RCH | (uint32_t)ETH_RX_BUF_SIZE;
-
- DMARxDesc->Buffer1Addr = (uint32_t)(&RxBuff[i*ETH_RX_BUF_SIZE]);
-
-
- if(i < (RxBuffCount-1))
- {
-
- DMARxDesc->Buffer2NextDescAddr = (uint32_t)(DMARxDescTab+i+1);
- }
- else
- {
-
- DMARxDesc->Buffer2NextDescAddr = (uint32_t)(DMARxDescTab);
- }
- }
-
-
- ETH->DMARDLAR = (uint32_t) DMARxDescTab;
-
- DMA_RX_FRAME_infos = &RX_Frame_Descriptor;
- }
- uint32_t ETH_CheckFrameReceived(void)
- {
-
- if(((DMARxDescToGet->Status & ETH_DMARxDesc_OWN) == (uint32_t)RESET) &&
- ((DMARxDescToGet->Status & ETH_DMARxDesc_LS) != (uint32_t)RESET))
- {
- DMA_RX_FRAME_infos->LS_Rx_Desc = DMARxDescToGet;
- DMA_RX_FRAME_infos->Seg_Count++;
- return 1;
- }
-
-
- else if(((DMARxDescToGet->Status & ETH_DMARxDesc_OWN) == (uint32_t)RESET) &&
- ((DMARxDescToGet->Status & ETH_DMARxDesc_FS) != (uint32_t)RESET)&&
- ((DMARxDescToGet->Status & ETH_DMARxDesc_LS) == (uint32_t)RESET))
- {
- DMA_RX_FRAME_infos->FS_Rx_Desc = DMARxDescToGet;
- DMA_RX_FRAME_infos->LS_Rx_Desc = NULL;
- DMA_RX_FRAME_infos->Seg_Count = 1;
- DMARxDescToGet = (ETH_DMADESCTypeDef*) (DMARxDescToGet->Buffer2NextDescAddr);
- }
-
-
- else if(((DMARxDescToGet->Status & ETH_DMARxDesc_OWN) == (uint32_t)RESET) &&
- ((DMARxDescToGet->Status & ETH_DMARxDesc_FS) == (uint32_t)RESET)&&
- ((DMARxDescToGet->Status & ETH_DMARxDesc_LS) == (uint32_t)RESET))
- {
- (DMA_RX_FRAME_infos->Seg_Count) ++;
- DMARxDescToGet = (ETH_DMADESCTypeDef*) (DMARxDescToGet->Buffer2NextDescAddr);
- }
- return 0;
- }
- void ETH_DMATxDescChainInit(ETH_DMADESCTypeDef *DMATxDescTab, uint8_t* TxBuff, uint32_t TxBuffCount)
- {
- uint32_t i = 0;
- ETH_DMADESCTypeDef *DMATxDesc;
-
-
- DMATxDescToSet = DMATxDescTab;
-
- for(i=0; i < TxBuffCount; i++)
- {
-
- DMATxDesc = DMATxDescTab + i;
-
- DMATxDesc->Status = ETH_DMATxDesc_TCH;
-
-
- DMATxDesc->Buffer1Addr = (uint32_t)(&TxBuff[i*ETH_TX_BUF_SIZE]);
-
-
- if(i < (TxBuffCount-1))
- {
-
- DMATxDesc->Buffer2NextDescAddr = (uint32_t)(DMATxDescTab+i+1);
- }
- else
- {
-
- DMATxDesc->Buffer2NextDescAddr = (uint32_t) DMATxDescTab;
- }
- }
-
-
- ETH->DMATDLAR = (uint32_t) DMATxDescTab;
- }
- FlagStatus ETH_GetDMATxDescFlagStatus(ETH_DMADESCTypeDef *DMATxDesc, uint32_t ETH_DMATxDescFlag)
- {
- FlagStatus bitstatus = RESET;
-
- assert_param(IS_ETH_DMATxDESC_GET_FLAG(ETH_DMATxDescFlag));
-
- if ((DMATxDesc->Status & ETH_DMATxDescFlag) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- uint32_t ETH_GetDMATxDescCollisionCount(ETH_DMADESCTypeDef *DMATxDesc)
- {
-
- return ((DMATxDesc->Status & ETH_DMATxDesc_CC) >> ETH_DMATXDESC_COLLISION_COUNTSHIFT);
- }
- void ETH_SetDMATxDescOwnBit(ETH_DMADESCTypeDef *DMATxDesc)
- {
-
- DMATxDesc->Status |= ETH_DMATxDesc_OWN;
- }
- void ETH_DMATxDescTransmitITConfig(ETH_DMADESCTypeDef *DMATxDesc, FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- DMATxDesc->Status |= ETH_DMATxDesc_IC;
- }
- else
- {
-
- DMATxDesc->Status &=(~(uint32_t)ETH_DMATxDesc_IC);
- }
- }
- void ETH_DMATxDescFrameSegmentConfig(ETH_DMADESCTypeDef *DMATxDesc, uint32_t DMATxDesc_FrameSegment)
- {
-
- assert_param(IS_ETH_DMA_TXDESC_SEGMENT(DMATxDesc_FrameSegment));
-
-
- DMATxDesc->Status |= DMATxDesc_FrameSegment;
- }
- void ETH_DMATxDescChecksumInsertionConfig(ETH_DMADESCTypeDef *DMATxDesc, uint32_t DMATxDesc_Checksum)
- {
-
- assert_param(IS_ETH_DMA_TXDESC_CHECKSUM(DMATxDesc_Checksum));
-
-
- DMATxDesc->Status |= DMATxDesc_Checksum;
- }
- void ETH_DMATxDescCRCCmd(ETH_DMADESCTypeDef *DMATxDesc, FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- DMATxDesc->Status &= (~(uint32_t)ETH_DMATxDesc_DC);
- }
- else
- {
-
- DMATxDesc->Status |= ETH_DMATxDesc_DC;
- }
- }
- void ETH_DMATxDescSecondAddressChainedCmd(ETH_DMADESCTypeDef *DMATxDesc, FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- DMATxDesc->Status |= ETH_DMATxDesc_TCH;
- }
- else
- {
-
- DMATxDesc->Status &=(~(uint32_t)ETH_DMATxDesc_TCH);
- }
- }
- void ETH_DMATxDescShortFramePaddingCmd(ETH_DMADESCTypeDef *DMATxDesc, FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- DMATxDesc->Status &= (~(uint32_t)ETH_DMATxDesc_DP);
- }
- else
- {
-
- DMATxDesc->Status |= ETH_DMATxDesc_DP;
- }
- }
- void ETH_DMATxDescBufferSizeConfig(ETH_DMADESCTypeDef *DMATxDesc, uint32_t BufferSize1, uint32_t BufferSize2)
- {
-
- assert_param(IS_ETH_DMATxDESC_BUFFER_SIZE(BufferSize1));
- assert_param(IS_ETH_DMATxDESC_BUFFER_SIZE(BufferSize2));
-
-
- DMATxDesc->ControlBufferSize |= (BufferSize1 | (BufferSize2 << ETH_DMATXDESC_BUFFER2_SIZESHIFT));
- }
- FlagStatus ETH_GetDMARxDescFlagStatus(ETH_DMADESCTypeDef *DMARxDesc, uint32_t ETH_DMARxDescFlag)
- {
- FlagStatus bitstatus = RESET;
-
- assert_param(IS_ETH_DMARxDESC_GET_FLAG(ETH_DMARxDescFlag));
- if ((DMARxDesc->Status & ETH_DMARxDescFlag) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- #ifdef USE_ENHANCED_DMA_DESCRIPTORS
- FlagStatus ETH_GetDMAPTPRxDescExtendedFlagStatus(ETH_DMADESCTypeDef *DMAPTPRxDesc, uint32_t ETH_DMAPTPRxDescExtendedFlag)
- {
- FlagStatus bitstatus = RESET;
-
- assert_param(IS_ETH_DMAPTPRxDESC_GET_EXTENDED_FLAG(ETH_DMAPTPRxDescExtendedFlag));
- if ((DMAPTPRxDesc->ExtendedStatus & ETH_DMAPTPRxDescExtendedFlag) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- #endif
- void ETH_SetDMARxDescOwnBit(ETH_DMADESCTypeDef *DMARxDesc)
- {
-
- DMARxDesc->Status |= ETH_DMARxDesc_OWN;
- }
- uint32_t ETH_GetDMARxDescFrameLength(ETH_DMADESCTypeDef *DMARxDesc)
- {
-
- return ((DMARxDesc->Status & ETH_DMARxDesc_FL) >> ETH_DMARXDESC_FRAME_LENGTHSHIFT);
- }
- void ETH_DMARxDescReceiveITConfig(ETH_DMADESCTypeDef *DMARxDesc, FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- DMARxDesc->ControlBufferSize &=(~(uint32_t)ETH_DMARxDesc_DIC);
- }
- else
- {
-
- DMARxDesc->ControlBufferSize |= ETH_DMARxDesc_DIC;
- }
- }
- uint32_t ETH_GetDMARxDescBufferSize(ETH_DMADESCTypeDef *DMARxDesc, uint32_t DMARxDesc_Buffer)
- {
-
- assert_param(IS_ETH_DMA_RXDESC_BUFFER(DMARxDesc_Buffer));
-
- if(DMARxDesc_Buffer != ETH_DMARxDesc_Buffer1)
- {
-
- return ((DMARxDesc->ControlBufferSize & ETH_DMARxDesc_RBS2) >> ETH_DMARXDESC_BUFFER2_SIZESHIFT);
- }
- else
- {
-
- return (DMARxDesc->ControlBufferSize & ETH_DMARxDesc_RBS1);
- }
- }
- uint32_t ETH_GetRxPktSize(ETH_DMADESCTypeDef *DMARxDesc)
- {
- uint32_t frameLength = 0;
- if(((DMARxDesc->Status & ETH_DMARxDesc_OWN) == (uint32_t)RESET) &&
- ((DMARxDesc->Status & ETH_DMARxDesc_ES) == (uint32_t)RESET) &&
- ((DMARxDesc->Status & ETH_DMARxDesc_LS) != (uint32_t)RESET))
- {
-
- frameLength = ETH_GetDMARxDescFrameLength(DMARxDesc);
- }
-
-
- return frameLength;
- }
- #ifdef USE_ENHANCED_DMA_DESCRIPTORS
- void ETH_EnhancedDescriptorCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->DMABMR |= ETH_DMABMR_EDE;
- }
- else
- {
-
- ETH->DMABMR &= ~ETH_DMABMR_EDE;
- }
- }
- #endif
-
- void ETH_SoftwareReset(void)
- {
-
-
- ETH->DMABMR |= ETH_DMABMR_SR;
- }
- FlagStatus ETH_GetSoftwareResetStatus(void)
- {
- FlagStatus bitstatus = RESET;
- if((ETH->DMABMR & ETH_DMABMR_SR) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- FlagStatus ETH_GetDMAFlagStatus(uint32_t ETH_DMA_FLAG)
- {
- FlagStatus bitstatus = RESET;
-
- assert_param(IS_ETH_DMA_GET_IT(ETH_DMA_FLAG));
- if ((ETH->DMASR & ETH_DMA_FLAG) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- void ETH_DMAClearFlag(uint32_t ETH_DMA_FLAG)
- {
-
- assert_param(IS_ETH_DMA_FLAG(ETH_DMA_FLAG));
-
-
- ETH->DMASR = (uint32_t) ETH_DMA_FLAG;
- }
- void ETH_DMAITConfig(uint32_t ETH_DMA_IT, FunctionalState NewState)
- {
-
- assert_param(IS_ETH_DMA_IT(ETH_DMA_IT));
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->DMAIER |= ETH_DMA_IT;
- }
- else
- {
-
- ETH->DMAIER &=(~(uint32_t)ETH_DMA_IT);
- }
- }
- ITStatus ETH_GetDMAITStatus(uint32_t ETH_DMA_IT)
- {
- ITStatus bitstatus = RESET;
-
- assert_param(IS_ETH_DMA_GET_IT(ETH_DMA_IT));
- if ((ETH->DMASR & ETH_DMA_IT) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- void ETH_DMAClearITPendingBit(uint32_t ETH_DMA_IT)
- {
-
- assert_param(IS_ETH_DMA_IT(ETH_DMA_IT));
-
-
- ETH->DMASR = (uint32_t) ETH_DMA_IT;
- }
- uint32_t ETH_GetTransmitProcessState(void)
- {
- return ((uint32_t)(ETH->DMASR & ETH_DMASR_TS));
- }
- uint32_t ETH_GetReceiveProcessState(void)
- {
- return ((uint32_t)(ETH->DMASR & ETH_DMASR_RS));
- }
- void ETH_FlushTransmitFIFO(void)
- {
-
- ETH->DMAOMR |= ETH_DMAOMR_FTF;
- }
- FlagStatus ETH_GetFlushTransmitFIFOStatus(void)
- {
- FlagStatus bitstatus = RESET;
- if ((ETH->DMAOMR & ETH_DMAOMR_FTF) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- void ETH_DMATransmissionCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->DMAOMR |= ETH_DMAOMR_ST;
- }
- else
- {
-
- ETH->DMAOMR &= ~ETH_DMAOMR_ST;
- }
- }
- void ETH_DMAReceptionCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->DMAOMR |= ETH_DMAOMR_SR;
- }
- else
- {
-
- ETH->DMAOMR &= ~ETH_DMAOMR_SR;
- }
- }
- FlagStatus ETH_GetDMAOverflowStatus(uint32_t ETH_DMA_Overflow)
- {
- FlagStatus bitstatus = RESET;
-
- assert_param(IS_ETH_DMA_GET_OVERFLOW(ETH_DMA_Overflow));
-
- if ((ETH->DMAMFBOCR & ETH_DMA_Overflow) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- uint32_t ETH_GetRxOverflowMissedFrameCounter(void)
- {
- return ((uint32_t)((ETH->DMAMFBOCR & ETH_DMAMFBOCR_MFA)>>ETH_DMA_RX_OVERFLOW_MISSEDFRAMES_COUNTERSHIFT));
- }
- uint32_t ETH_GetBufferUnavailableMissedFrameCounter(void)
- {
- return ((uint32_t)(ETH->DMAMFBOCR) & ETH_DMAMFBOCR_MFC);
- }
- uint32_t ETH_GetCurrentTxDescStartAddress(void)
- {
- return ((uint32_t)(ETH->DMACHTDR));
- }
- uint32_t ETH_GetCurrentRxDescStartAddress(void)
- {
- return ((uint32_t)(ETH->DMACHRDR));
- }
- uint32_t ETH_GetCurrentTxBufferAddress(void)
- {
- return ((uint32_t)(ETH->DMACHTBAR));
- }
- uint32_t ETH_GetCurrentRxBufferAddress(void)
- {
- return ((uint32_t)(ETH->DMACHRBAR));
- }
- void ETH_ResumeDMATransmission(void)
- {
- ETH->DMATPDR = 0;
- }
- void ETH_ResumeDMAReception(void)
- {
- ETH->DMARPDR = 0;
- }
- void ETH_SetReceiveWatchdogTimer(uint8_t Value)
- {
-
- ETH->DMARSWTR = Value;
- }
-
- uint16_t ETH_ReadPHYRegister(uint16_t PHYAddress, uint16_t PHYReg)
- {
- uint32_t tmpreg = 0;
- __IO uint32_t timeout = 0;
-
- assert_param(IS_ETH_PHY_ADDRESS(PHYAddress));
- assert_param(IS_ETH_PHY_REG(PHYReg));
-
-
- tmpreg = ETH->MACMIIAR;
-
- tmpreg &= ~MACMIIAR_CR_MASK;
-
- tmpreg |=(((uint32_t)PHYAddress<<11) & ETH_MACMIIAR_PA);
- tmpreg |=(((uint32_t)PHYReg<<6) & ETH_MACMIIAR_MR);
- tmpreg &= ~ETH_MACMIIAR_MW;
- tmpreg |= ETH_MACMIIAR_MB;
-
- ETH->MACMIIAR = tmpreg;
-
- do
- {
- timeout++;
- tmpreg = ETH->MACMIIAR;
- } while ((tmpreg & ETH_MACMIIAR_MB) && (timeout < (uint32_t)PHY_READ_TO));
-
- if(timeout == PHY_READ_TO)
- {
- return (uint16_t)ETH_ERROR;
- }
-
-
- return (uint16_t)(ETH->MACMIIDR);
- }
- uint32_t ETH_WritePHYRegister(uint16_t PHYAddress, uint16_t PHYReg, uint16_t PHYValue)
- {
- uint32_t tmpreg = 0;
- __IO uint32_t timeout = 0;
-
- assert_param(IS_ETH_PHY_ADDRESS(PHYAddress));
- assert_param(IS_ETH_PHY_REG(PHYReg));
-
-
- tmpreg = ETH->MACMIIAR;
-
- tmpreg &= ~MACMIIAR_CR_MASK;
-
- tmpreg |=(((uint32_t)PHYAddress<<11) & ETH_MACMIIAR_PA);
- tmpreg |=(((uint32_t)PHYReg<<6) & ETH_MACMIIAR_MR);
- tmpreg |= ETH_MACMIIAR_MW;
- tmpreg |= ETH_MACMIIAR_MB;
-
- ETH->MACMIIDR = PHYValue;
-
- ETH->MACMIIAR = tmpreg;
-
- do
- {
- timeout++;
- tmpreg = ETH->MACMIIAR;
- } while ((tmpreg & ETH_MACMIIAR_MB) && (timeout < (uint32_t)PHY_WRITE_TO));
-
- if(timeout == PHY_WRITE_TO)
- {
- return ETH_ERROR;
- }
-
-
- return ETH_SUCCESS;
- }
- uint32_t ETH_PHYLoopBackCmd(uint16_t PHYAddress, FunctionalState NewState)
- {
- uint16_t tmpreg = 0;
-
- assert_param(IS_ETH_PHY_ADDRESS(PHYAddress));
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
-
- tmpreg = ETH_ReadPHYRegister(PHYAddress, PHY_BCR);
-
- if (NewState != DISABLE)
- {
-
- tmpreg |= PHY_Loopback;
- }
- else
- {
-
- tmpreg &= (uint16_t)(~(uint16_t)PHY_Loopback);
- }
-
- if(ETH_WritePHYRegister(PHYAddress, PHY_BCR, tmpreg) != (uint32_t)RESET)
- {
- return ETH_SUCCESS;
- }
- else
- {
-
- return ETH_ERROR;
- }
- }
-
-
- void ETH_ResetWakeUpFrameFilterRegisterPointer(void)
- {
-
- ETH->MACPMTCSR |= ETH_MACPMTCSR_WFFRPR;
- }
- void ETH_SetWakeUpFrameFilterRegister(uint32_t *Buffer)
- {
- uint32_t i = 0;
-
-
- for(i =0; i<ETH_WAKEUP_REGISTER_LENGTH; i++)
- {
-
- ETH->MACRWUFFR = Buffer[i];
- }
- }
- void ETH_GlobalUnicastWakeUpCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->MACPMTCSR |= ETH_MACPMTCSR_GU;
- }
- else
- {
-
- ETH->MACPMTCSR &= ~ETH_MACPMTCSR_GU;
- }
- }
- FlagStatus ETH_GetPMTFlagStatus(uint32_t ETH_PMT_FLAG)
- {
- FlagStatus bitstatus = RESET;
-
- assert_param(IS_ETH_PMT_GET_FLAG(ETH_PMT_FLAG));
-
- if ((ETH->MACPMTCSR & ETH_PMT_FLAG) != (uint32_t)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
- }
- void ETH_WakeUpFrameDetectionCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->MACPMTCSR |= ETH_MACPMTCSR_WFE;
- }
- else
- {
-
- ETH->MACPMTCSR &= ~ETH_MACPMTCSR_WFE;
- }
- }
- void ETH_MagicPacketDetectionCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->MACPMTCSR |= ETH_MACPMTCSR_MPE;
- }
- else
- {
-
- ETH->MACPMTCSR &= ~ETH_MACPMTCSR_MPE;
- }
- }
- void ETH_PowerDownCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
-
- ETH->MACPMTCSR |= ETH_MACPMTCSR_PD;
- }
- else
- {
-
- ETH->MACPMTCSR &= ~ETH_MACPMTCSR_PD;
- }
- }
-
-
- void ETH_MMCCounterFullPreset(void)
- {
-
- ETH->MMCCR |= ETH_MMCCR_MCFHP | ETH_MMCCR_MCP;
- }
- void ETH_MMCCounterHalfPreset(void)
- {
-
- ETH->MMCCR &= ~ETH_MMCCR_MCFHP;
-
- ETH->MMCCR |= ETH_MMCCR_MCP;
- }
-
- void ETH_MMCCounterFreezeCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->MMCCR |= ETH_MMCCR_MCF;
- }
- else
- {
-
- ETH->MMCCR &= ~ETH_MMCCR_MCF;
- }
- }
- void ETH_MMCResetOnReadCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->MMCCR |= ETH_MMCCR_ROR;
- }
- else
- {
-
- ETH->MMCCR &= ~ETH_MMCCR_ROR;
- }
- }
- void ETH_MMCCounterRolloverCmd(FunctionalState NewState)
- {
-
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if (NewState != DISABLE)
- {
-
- ETH->MMCCR &= ~ETH_MMCCR_CSR;
- }
- else
- {
-
- ETH->MMCCR |= ETH_MMCCR_CSR;
- }
- }
- void ETH_MMCCountersReset(void)
- {
-
- ETH->MMCCR |= ETH_MMCCR_CR;
- }
- void ETH_MMCITConfig(uint32_t ETH_MMC_IT, FunctionalState NewState)
- {
-
- assert_param(IS_ETH_MMC_IT(ETH_MMC_IT));
- assert_param(IS_FUNCTIONAL_STATE(NewState));
-
- if ((ETH_MMC_IT & (uint32_t)0x10000000) != (uint32_t)RESET)
- {
-
- ETH_MMC_IT &= 0xEFFFFFFF;
-
-
- if (NewState != DISABLE)
- {
-
- ETH->MMCRIMR &=(~(uint32_t)ETH_MMC_IT);
- }
- else
- {
-
- ETH->MMCRIMR |= ETH_MMC_IT;
- }
- }
- else
- {
-
- if (NewState != DISABLE)
- {
-
- ETH->MMCTIMR &=(~(uint32_t)ETH_MMC_IT);
- }
- else
- {
-
- ETH->MMCTIMR |= ETH_MMC_IT;
- }
- }
- }
- ITStatus ETH_GetMMCITStatus(uint32_t ETH_MMC_IT)
- {
- ITStatus bitstatus = RESET;
-
- assert_param(IS_ETH_MMC_GET_IT(ETH_MMC_IT));
-
- if ((ETH_MMC_IT & (uint32_t)0x10000000) != (uint32_t)RESET)
- {
-
-
- if ((((ETH->MMCRIR & ETH_MMC_IT) != (uint32_t)RESET)) && ((ETH->MMCRIMR & ETH_MMC_IT) == (uint32_t)RESET))
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- }
- else
- {
-
-
- if ((((ETH->MMCTIR & ETH_MMC_IT) != (uint32_t)RESET)) && ((ETH->MMCRIMR & ETH_MMC_IT) == (uint32_t)RESET))
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- }
-
- return bitstatus;
- }
- uint32_t ETH_GetMMCRegister(uint32_t ETH_MMCReg)
- {
-
- assert_param(IS_ETH_MMC_REGISTER(ETH_MMCReg));
-
-
- return (*(__IO uint32_t *)(ETH_MAC_BASE + ETH_MMCReg));
- }
-
|