SR8201F物联网芯片基于STM32单片机平台通用驱动源代码.zip

/** ****************************************************************************** * @file stm32_eth.c * @author MCD Application Team * @version V1.1.0 * @date 11/20/2009 * @brief This file provides all the ETH firmware functions. ****************************************************************************** * @copy * * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. * * <h2><center>&copy; COPYRIGHT 2009 STMicroelectronics</center></h2> */ /* Includes ------------------------------------------------------------------*/ #include "stm32_eth.h" #include "stm32f10x_rcc.h" #include "stdio.h" /** @addtogroup STM32_ETH_Driver * @brief ETH driver modules * @{ */ /** @defgroup ETH_Private_TypesDefinitions * @{ */ /** * @} */ /** @defgroup ETH_Private_Defines * @{ */ /* Global pointers on Tx and Rx descriptor used to track transmit and receive descriptors */ ETH_DMADESCTypeDef *DMATxDescToSet; ETH_DMADESCTypeDef *DMARxDescToGet; ETH_DMADESCTypeDef *DMAPTPTxDescToSet; ETH_DMADESCTypeDef *DMAPTPRxDescToGet; /* ETHERNET MAC address offsets */ #define ETH_MAC_ADDR_HBASE (ETH_MAC_BASE + 0x40) /* ETHERNET MAC address high offset */ #define ETH_MAC_ADDR_LBASE (ETH_MAC_BASE + 0x44) /* ETHERNET MAC address low offset */ /* ETHERNET MACMIIAR register Mask */ #define MACMIIAR_CR_MASK ((uint32_t)0xFFFFFFE3) /* ETHERNET MACCR register Mask */ #define MACCR_CLEAR_MASK ((uint32_t)0xFF20810F) /* ETHERNET MACFCR register Mask */ #define MACFCR_CLEAR_MASK ((uint32_t)0x0000FF41) /* ETHERNET DMAOMR register Mask */ #define DMAOMR_CLEAR_MASK ((uint32_t)0xF8DE3F23) /* ETHERNET Remote Wake-up frame register length */ #define ETH_WAKEUP_REGISTER_LENGTH 8 /* ETHERNET Missed frames counter Shift */ #define ETH_DMA_RX_OVERFLOW_MISSEDFRAMES_COUNTERSHIFT 17 /* ETHERNET DMA Tx descriptors Collision Count Shift */ #define ETH_DMATXDESC_COLLISION_COUNTSHIFT 3 /* ETHERNET DMA Tx descriptors Buffer2 Size Shift */ #define ETH_DMATXDESC_BUFFER2_SIZESHIFT 16 /* ETHERNET DMA Rx descriptors Frame Length Shift */ #define ETH_DMARXDESC_FRAME_LENGTHSHIFT 16 /* ETHERNET DMA Rx descriptors Buffer2 Size Shift */ #define ETH_DMARXDESC_BUFFER2_SIZESHIFT 16 /* ETHERNET errors */ #define ETH_ERROR ((uint32_t)0) #define ETH_SUCCESS ((uint32_t)1) /** * @} */ /** @defgroup ETH_Private_Macros * @{ */ /** * @} */ /** @defgroup ETH_Private_Variables * @{ */ /** * @} */ /** @defgroup ETH_Private_FunctionPrototypes * @{ */ #ifndef USE_Delay static void ETH_Delay(__IO uint32_t nCount); #endif /* USE_Delay*/ /** * @} */ /** @defgroup ETH_Private_Functions * @{ */ /** * @brief Deinitializes the ETHERNET peripheral registers to their default reset values. * @param None * @retval None */ void ETH_DeInit(void) { RCC_AHBPeriphResetCmd(RCC_AHBPeriph_ETH_MAC, ENABLE); RCC_AHBPeriphResetCmd(RCC_AHBPeriph_ETH_MAC, DISABLE); } /** * @brief Initializes the ETHERNET peripheral according to the specified * parameters in the ETH_InitStruct . * @param ETH_InitStruct: pointer to a ETH_InitTypeDef structure that contains * the configuration information for the specified ETHERNET peripheral. * @param PHYAddress: external PHY address * @retval ETH_ERROR: Ethernet initialization failed * ETH_SUCCESS: Ethernet successfully initialized */ 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; /* Check the parameters */ /* MAC --------------------------*/ 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_PROMISCUOUS_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)); /* DMA --------------------------*/ 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_DescriptorSkipL