/* Initialize the hardware */
void low_level_MAC_init(void)
{
uint32_t i;
uint8_t macaddr[NETIF_MAX_HWADDR_LEN];
/* set MAC hardware address */
macaddr[0] = MAC_ADDR0;
macaddr[1] = MAC_ADDR1;
macaddr[2] = MAC_ADDR2;
macaddr[3] = MAC_ADDR3;
macaddr[4] = MAC_ADDR4;
macaddr[5] = MAC_ADDR5;
/* initialize MAC address in ethernet MAC */
ETH_MACAddressConfig(ETH_MAC_Address0, macaddr);
/* Initialize Tx Descriptors list: Chain Mode */
ETH_DMATxDescChainInit(DMATxDscrTab, &Tx_Buff[0][0], ETH_TXBUFNB);
/* Initialize Rx Descriptors list: Chain Mode */
ETH_DMARxDescChainInit(DMARxDscrTab, &Rx_Buff[0][0], ETH_RXBUFNB);
/* Enable Ethernet Rx interrrupt */
for(i=0; i<ETH_RXBUFNB; i++)
{
ETH_DMARxDescReceiveITConfig(&DMARxDscrTab[i], ENABLE);
}
#ifdef CHECKSUM_BY_HARDWARE
/* Enable the checksum insertion for the Tx frames */
for(i=0; i<ETH_TXBUFNB; i++)
{
ETH_DMATxDescChecksumInsertionConfig(&DMATxDscrTab[i], ETH_DMATxDesc_ChecksumTCPUDPICMPFull);
}
#endif
}
void net_init()
{
int i;
uint8_t mac_addr[6];
mac_addr[0] = MAC_ADDR0;
mac_addr[1] = MAC_ADDR1;
mac_addr[2] = MAC_ADDR2;
mac_addr[3] = MAC_ADDR3;
mac_addr[4] = MAC_ADDR4;
mac_addr[5] = MAC_ADDR5;
ETH_BSP_Config();
ETH_MACAddressConfig(ETH_MAC_Address0, &mac_addr);
ETH_DMATxDescChainInit(DMATxDscrTab, &Tx_Buff[0][0], ETH_TXBUFNB);
ETH_DMARxDescChainInit(DMARxDscrTab, &Rx_Buff[0][0], ETH_RXBUFNB);
for (i = 0; i < ETH_TXBUFNB; i++)
{
ETH_DMATxDescChecksumInsertionConfig(&DMATxDscrTab[i], ETH_DMATxDesc_ChecksumByPass);
}
ETH_Start();
}
/*************************************************************************
* Function Name: eth_init
* Parameters:
* Return:
*
* Description: init Ethernet peripheral
*
*************************************************************************/
void eth_init(void){
//
ETH_MACAddressConfig(ETH_MAC_Address0, (u8*)ð_stm32f4x7_info.mac_addr[0]);
//
eth_macdma_it_config();
//
ETH_Start();
}
unsigned long ENET_Configuration(void)
{
unsigned long res=0;
unsigned short tmp;
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_ETH_MAC | RCC_AHBPeriph_ETH_MAC_Tx |
RCC_AHBPeriph_ETH_MAC_Rx, ENABLE);
ETH_DeInit();
get_mac(mac);
ETH_MACAddressConfig(ETH_MAC_Address0, mac);
GPIO_ETH_MediaInterfaceConfig(GPIO_ETH_MediaInterface_RMII);
ETH_SoftwareReset();
while(ETH_GetSoftwareResetStatus()==SET) vTaskDelayUntil( &ExLastExecutionTime, ( portTickType ) 1 / portTICK_RATE_MS );
ETH_StructInit(Ð_InitStructure);
ETH_InitStructure.ETH_AutoNegotiation = ETH_AutoNegotiation_Enable;
ETH_InitStructure.ETH_Watchdog = ETH_Watchdog_Disable;
ETH_InitStructure.ETH_Jabber = ETH_Jabber_Disable;
ETH_InitStructure.ETH_JumboFrame = ETH_JumboFrame_Disable;
ETH_InitStructure.ETH_InterFrameGap = ETH_InterFrameGap_64Bit;
ETH_InitStructure.ETH_CarrierSense = ETH_CarrierSense_Enable;
ETH_InitStructure.ETH_Speed = ETH_Speed_10M;
ETH_InitStructure.ETH_ReceiveOwn = ETH_ReceiveOwn_Disable;
ETH_InitStructure.ETH_LoopbackMode = ETH_LoopbackMode_Disable;
ETH_InitStructure.ETH_Mode = ETH_Mode_FullDuplex;
ETH_InitStructure.ETH_RetryTransmission = ETH_RetryTransmission_Disable;
ETH_InitStructure.ETH_AutomaticPadCRCStrip = ETH_AutomaticPadCRCStrip_Disable;
ETH_InitStructure.ETH_BackOffLimit = ETH_BackOffLimit_10;
ETH_InitStructure.ETH_DeferralCheck = ETH_DeferralCheck_Disable;
ETH_InitStructure.ETH_ReceiveAll = ETH_ReceiveAll_Enable;
ETH_InitStructure.ETH_PassControlFrames = ETH_PassControlFrames_ForwardPassedAddrFilter;
ETH_InitStructure.ETH_BroadcastFramesReception = ETH_BroadcastFramesReception_Disable;
ETH_InitStructure.ETH_DestinationAddrFilter = ETH_DestinationAddrFilter_Normal;
ETH_InitStructure.ETH_PromiscuousMode = ETH_PromiscuousMode_Disable;
ETH_InitStructure.ETH_MulticastFramesFilter = ETH_MulticastFramesFilter_Perfect;
ETH_InitStructure.ETH_UnicastFramesFilter = ETH_UnicastFramesFilter_Perfect;
ETH_InitStructure.ETH_RxDMABurstLength = ETH_RxDMABurstLength_32Beat;
ETH_InitStructure.ETH_TxDMABurstLength = ETH_TxDMABurstLength_32Beat;
ETH_InitStructure.ETH_FlushReceivedFrame = ETH_FlushReceivedFrame_Enable;
ETH_InitStructure.ETH_SecondFrameOperate = ETH_SecondFrameOperate_Enable;
ETH_InitStructure.ETH_FixedBurst = ETH_FixedBurst_Enable;
res = ETH_Init(Ð_InitStructure, PHY_ADDRESS);
ETH_DMAITConfig(ETH_DMA_IT_NIS | ETH_DMA_IT_R | ETH_DMA_IT_T, ENABLE);
for(tmp=0;tmp<ETH_RXBUFNB;tmp++) Rx_Buff[tmp] = (unsigned long)Ð_RX[tmp][0];
for(tmp=0;tmp<ETH_TXBUFNB;tmp++) Tx_Buff[tmp] = (unsigned long)Ð_TX[tmp][0];
ETH_DMATxDescChainInit(DMATxDscrTab, (unsigned char*)Tx_Buff, ETH_TXBUFNB);
ETH_DMARxDescChainInit(DMARxDscrTab, (unsigned char*)Rx_Buff, ETH_RXBUFNB);
for(tmp=0;tmp<ETH_RXBUFNB;tmp++){ETH_DMARxDescReceiveITConfig(DMARxDscrTab+tmp, ENABLE);}
ETH_Start();
ETH_ResumeDMAReception();
return(res);
}
/**
* Setting the MAC address.
*
* @param netif the already initialized lwip network interface structure
* for this ethernetif
*/
void Set_MAC_Address(uint8_t* macadd)
{
MACaddr[0] = macadd[0];
MACaddr[1] = macadd[1];
MACaddr[2] = macadd[2];
MACaddr[3] = macadd[3];
MACaddr[4] = macadd[4];
MACaddr[5] = macadd[5];
ETH_MACAddressConfig(ETH_MAC_Address0, macadd);
}
/**
* In this function, the hardware should be initialized.
* Called from ethernetif_init().
*
* @param netif the already initialized lwip network interface structure
* for this ethernetif
*/
static void low_level_init(struct netif *netif)
{
#ifdef CHECKSUM_BY_HARDWARE
int i;
#endif
/* set MAC hardware address length */
netif->hwaddr_len = ETHARP_HWADDR_LEN;
/* set MAC hardware address */
netif->hwaddr[0] = MAC_ADDR0;
netif->hwaddr[1] = MAC_ADDR1;
netif->hwaddr[2] = MAC_ADDR2;
netif->hwaddr[3] = MAC_ADDR3;
netif->hwaddr[4] = MAC_ADDR4;
netif->hwaddr[5] = MAC_ADDR5;
/* initialize MAC address in ethernet MAC */
ETH_MACAddressConfig(ETH_MAC_Address0, netif->hwaddr);
/* maximum transfer unit */
netif->mtu = 1500;
/* device capabilities */
/* don't set NETIF_FLAG_ETHARP if this device is not an ethernet one */
netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP | NETIF_FLAG_LINK_UP;
/************************************************************************/
//DMATxDscrTab->ControlBufferSize = 100;
/* Initialize Tx Descriptors list: Chain Mode */
ETH_DMATxDescChainInit(DMATxDscrTab, &Tx_Buff[0][0], ETH_TXBUFNB);
/* Initialize Rx Descriptors list: Chain Mode */
ETH_DMARxDescChainInit(DMARxDscrTab, &Rx_Buff[0][0], ETH_RXBUFNB);
#ifdef CHECKSUM_BY_HARDWARE
/* Enable the TCP, UDP and ICMP checksum insertion for the Tx frames */
for(i=0; i<ETH_TXBUFNB; i++)
{
ETH_DMATxDescChecksumInsertionConfig(&DMATxDscrTab[i], ETH_DMATxDesc_ChecksumTCPUDPICMPFull);
}
#endif
/* Note: TCP, UDP, ICMP checksum checking for received frame are enabled in DMA config */
/* Enable MAC and DMA transmission and reception */
ETH_Start();
}
/**
* Setting the MAC address.
*
* @param netif the already initialized lwip network interface structure
* for this ethernetif
*/
void Set_MAC_Address(uint8_t* macadd_1,uint8_t* macadd_2)
{
MACaddr_1[0] = macadd_1[0];
MACaddr_1[1] = macadd_1[1];
MACaddr_1[2] = macadd_1[2];
MACaddr_1[3] = macadd_1[3];
MACaddr_1[4] = macadd_1[4];
MACaddr_1[5] = macadd_1[5];
ETH_MACAddressConfig(ETH_MAC_Address0, macadd_1);
MACaddr_2[0] = macadd_2[0];
MACaddr_2[1] = macadd_2[1];
MACaddr_2[2] = macadd_2[2];
MACaddr_2[3] = macadd_2[3];
MACaddr_2[4] = macadd_2[4];
MACaddr_2[5] = macadd_2[5];
}
/*
* In this function, the hardware should be initialized.
* Called from ethernetif_init().
* @param netif the already initialized lwip network interface structure
* for this ethernetif
*/
void low_level_init(struct netif *netif)
{
stm32mac_Init();
/* set MAC hardware address length */
netif->hwaddr_len = ETHARP_HWADDR_LEN;
/* set MAC hardware address */
ETH_MACAddressConfig(ETH_MAC_Address0, netif->hwaddr);
/* maximum transfer unit */
netif->mtu = 1500;
/* device capabilities */
/* don't set NETIF_FLAG_ETHARP if this device is not an ethernet one */
netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP | NETIF_FLAG_LINK_UP;
/* Initialize Tx Descriptors list: Chain Mode */
ETH_DMATxDescChainInit(DMATxDscrTab, &Tx_Buff[0][0], ETH_TXBUFNB);
/* Initialize Rx Descriptors list: Chain Mode */
ETH_DMARxDescChainInit(DMARxDscrTab, &Rx_Buff[0][0], ETH_RXBUFNB);
/* Enable Ethernet Rx interrrupt */
{ int i;
for(i=0; i<ETH_RXBUFNB; i++) {
ETH_DMARxDescReceiveITConfig(&DMARxDscrTab[i], ENABLE);
}
}
#ifdef CHECKSUM_BY_HARDWARE
/* Enable the checksum insertion for the Tx frames */
{ int i;
for(i=0; i<ETH_TXBUFNB; i++) {
ETH_DMATxDescChecksumInsertionConfig(&DMATxDscrTab[i], ETH_DMATxDesc_ChecksumTCPUDPICMPFull);
}
}
#endif
/* Enable MAC and DMA transmission and reception */
ETH_Start();
}
/**
* In this function, the hardware should be initialized.
* Called from ethernetif_init().
*
* @param netif the already initialized lwip network interface structure
* for this ethernetif
*/
static void low_level_init(struct netif *netif)
{
uint32_t i;
/* set netif MAC hardware address length */
netif->hwaddr_len = ETHARP_HWADDR_LEN;
/* set netif MAC hardware address */
netif->hwaddr[0] = MAC_ADDR0;
netif->hwaddr[1] = MAC_ADDR1;
netif->hwaddr[2] = MAC_ADDR2;
netif->hwaddr[3] = MAC_ADDR3;
netif->hwaddr[4] = MAC_ADDR4;
netif->hwaddr[5] = MAC_ADDR5;
/* set netif maximum transfer unit */
netif->mtu = 1500;
/* Accept broadcast address and ARP traffic */
netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP;
s_pxNetIf =netif;
/* create binary semaphore used for informing ethernetif of frame reception */
if (s_xSemaphore == NULL)
{
s_xSemaphore= xSemaphoreCreateCounting(20,0);
}
/* initialize MAC address in ethernet MAC */
ETH_MACAddressConfig(ETH_MAC_Address0, netif->hwaddr);
/* Initialize Tx Descriptors list: Chain Mode */
ETH_DMATxDescChainInit(DMATxDscrTab, &Tx_Buff[0][0], ETH_TXBUFNB);
/* Initialize Rx Descriptors list: Chain Mode */
ETH_DMARxDescChainInit(DMARxDscrTab, &Rx_Buff[0][0], ETH_RXBUFNB);
/* Enable Ethernet Rx interrrupt */
{
for(i=0; i<ETH_RXBUFNB; i++)
{
ETH_DMARxDescReceiveITConfig(&DMARxDscrTab[i], ENABLE);
}
}
#ifdef CHECKSUM_BY_HARDWARE
/* Enable the checksum insertion for the Tx frames */
{
for(i=0; i<ETH_TXBUFNB; i++)
{
ETH_DMATxDescChecksumInsertionConfig(&DMATxDscrTab[i], ETH_DMATxDesc_ChecksumTCPUDPICMPFull);
}
}
#endif
/* create the task that handles the ETH_MAC */
//xTaskCreate(ethernetif_input, (signed char*) "Eth_if", netifINTERFACE_TASK_STACK_SIZE, NULL,
// netifINTERFACE_TASK_PRIORITY,NULL);
/* Enable MAC and DMA transmission and reception */
ETH_Start();
}
bool MacBase::initialise(const Parameters& params) {
ETH_DMADESCTypeDef *txdesc;
int i;
// save parameters
_params=params;
// subscribe to send and notify events
this->NetworkSendEventSender.insertSubscriber(NetworkSendEventSourceSlot::bind(this,&MacBase::onSend));
// set our MAC address
ETH_MACAddressConfig(ETH_MAC_Address0,const_cast<uint8_t *>(params.mac_address.macAddress));
// initialise the receive descriptor chain
_receiveDmaDescriptors.reset(new ETH_DMADESCTypeDef[params.mac_receiveBufferCount]);
_receiveBuffers.reset(new uint8_t[params.mac_receiveBufferCount][ETH_MAX_PACKET_SIZE]);
ETH_DMARxDescChainInit(&_receiveDmaDescriptors[0],&_receiveBuffers[0][0],params.mac_receiveBufferCount);
// enable interrupts on all the receive buffers
for(i=0;i<params.mac_receiveBufferCount;i++)
ETH_DMARxDescReceiveITConfig(&_receiveDmaDescriptors[i],ENABLE);
// initialise the transmit descriptor ring
_transmitDmaDescriptors.reset(new ETH_DMADESCTypeDef[params.mac_transmitBufferCount]);
_transmitNetBuffers.reset(new NetBuffer *[params.mac_transmitBufferCount]);
txdesc=_transmitDmaDescriptors.get();
// initialise the transmit ring buffer. the DMA descriptors are in contiguous memory blocks
// and we make full use of the ability to transmit up to 2 blocks per descriptor
for(i=0;i<params.mac_transmitBufferCount;i++) {
txdesc->Status=ETH_DMATxDesc_IC; // interrupt on complete
txdesc->Buffer1Addr=0; // not yet, nothing to send
txdesc->Buffer2NextDescAddr=0; // not yet, nothing to send
if(i==params.mac_transmitBufferCount-1)
txdesc->Status|=ETH_DMATxDesc_TER; // end of ring
// clear out the NetBuffer pointer associated with this entry
_transmitNetBuffers[i]=nullptr;
// advance to next buffer
txdesc++;
}
// set the base table address
ETH->DMATDLAR=reinterpret_cast<uint32_t>(_transmitDmaDescriptors.get());
// this is the next one to consider sending
_transmitBufferIndex=0;
return true;
}
/**
* In this function, the hardware should be initialized.
* Called from ethernetif_init().
*
* @param netif the already initialized lwip network interface structure
* for this ethernetif
*/
static void low_level_init(struct netif *netif)
{
#ifdef CHECKSUM_BY_HARDWARE
int i;
#endif
/* set MAC hardware address length */
netif->hwaddr_len = ETHARP_HWADDR_LEN;
/* set MAC hardware address */
#if defined(MAC_ADDR0) && defined(MAC_ADDR1) && defined(MAC_ADDR2) && defined(MAC_ADDR3) && defined(MAC_ADDR4) && defined(MAC_ADDR5)
netif->hwaddr[0] = MAC_ADDR0;
netif->hwaddr[1] = MAC_ADDR1;
netif->hwaddr[2] = MAC_ADDR2;
netif->hwaddr[3] = MAC_ADDR3;
netif->hwaddr[4] = MAC_ADDR4;
netif->hwaddr[5] = MAC_ADDR5;
#warning "User defined MAC is used for MAC address settings. Address is defined as in main.h file"
#endif
#if !defined(MAC_ADDR0) || !defined(MAC_ADDR1) || !defined(MAC_ADDR2) || !defined(MAC_ADDR3) || !defined(MAC_ADDR4) || !defined(MAC_ADDR5)
netif->hwaddr[0] = TM_ID_GetUnique8(0);
netif->hwaddr[1] = TM_ID_GetUnique8(1);
netif->hwaddr[2] = TM_ID_GetUnique8(2);
netif->hwaddr[3] = TM_ID_GetUnique8(3);
netif->hwaddr[4] = TM_ID_GetUnique8(4);
netif->hwaddr[5] = TM_ID_GetUnique8(5);
#warning "Custom MAC address not defined in main.h file. Using unique STM32F4 ID as MAC address"
#endif
/* define below may not be needed because we can set mac based on unique ID written in STM32F4 processor */
#ifdef CUSTOM_MAC
// TODO: add checking for correct mac set, if no custom mac is set use default mac set in main.h
TM_BKPSRAM_Init();
netif->hwaddr[0] = TM_BKPSRAM_Read8(1);
netif->hwaddr[1] = TM_BKPSRAM_Read8(2);
netif->hwaddr[2] = TM_BKPSRAM_Read8(3);
netif->hwaddr[3] = TM_ID_GetUnique32(0);
netif->hwaddr[4] = TM_ID_GetUnique32(1);
netif->hwaddr[5] = TM_ID_GetUnique32(2);
#endif
/* initialize MAC address in ethernet MAC */
ETH_MACAddressConfig(ETH_MAC_Address0, netif->hwaddr);
/* maximum transfer unit */
netif->mtu = 1500;
/* device capabilities */
/* don't set NETIF_FLAG_ETHARP if this device is not an ethernet one */
netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP | NETIF_FLAG_LINK_UP;
/* Initialize Tx Descriptors list: Chain Mode */
ETH_DMATxDescChainInit(DMATxDscrTab, &Tx_Buff[0][0], ETH_TXBUFNB);
/* Initialize Rx Descriptors list: Chain Mode */
ETH_DMARxDescChainInit(DMARxDscrTab, &Rx_Buff[0][0], ETH_RXBUFNB);
#ifdef CHECKSUM_BY_HARDWARE
/* Enable the TCP, UDP and ICMP checksum insertion for the Tx frames */
for(i=0; i<ETH_TXBUFNB; i++)
{
ETH_DMATxDescChecksumInsertionConfig(&DMATxDscrTab[i], ETH_DMATxDesc_ChecksumTCPUDPICMPFull);
}
#endif
/* Note: TCP, UDP, ICMP checksum checking for received frame are enabled in DMA config */
/* Enable MAC and DMA transmission and reception */
ETH_Start();
}
static void ETH_MACDMAConfig(ETH_TypeDef* mac, const eth_mac_cfg_t* cfg)
{
uint32_t tmpreg;
/*------------------------ ETHERNET MACCR Configuration --------------------*/
tmpreg = mac->ETH_MACCR;
/* Clear WD, PCE, PS, TE and RE bits */
tmpreg &= ~(ETH_MACCR_WD | ETH_MACCR_JD | ETH_MACCR_IFG | ETH_MACCR_CSD |
ETH_MACCR_FES | ETH_MACCR_ROD | ETH_MACCR_LM |
ETH_MACCR_DM | ETH_MACCR_IPCO | ETH_MACCR_RD |
ETH_MACCR_APCS | ETH_MACCR_BL | ETH_MACCR_DC);
tmpreg |= cfg->ETH_MACCR;
if (cfg->mac_data->mac_cfg & MAC_CFG_FLG_DUPLEX_MODE)
tmpreg |= ETH_MACCR_DM;
if (cfg->mac_data->mac_cfg & MAC_CFG_FLG_100M)
tmpreg |= ETH_MACCR_FES;
/* Write to ETHERNET MACCR */
mac->ETH_MACCR = tmpreg;
/* Wait until the write operation will be taken into account:
at least four TX_CLK/RX_CLK clock cycles */
tsk_sleep(ETH_REG_WRITE_DELAY);
/*----------------------- ETHERNET MACFFR Configuration --------------------*/
mac->ETH_MACFFR = cfg->ETH_MACFFR;
tsk_sleep(ETH_REG_WRITE_DELAY);
/*--------------- ETHERNET MACHTHR and MACHTLR Configuration --------------*/
mac->ETH_MACHTHR = 0;
mac->ETH_MACHTLR = 0;
/*----------------------- ETHERNET MACFCR Configuration -------------------*/
tmpreg = mac->ETH_MACFCR;
tmpreg &= ~(ETH_MACFCR_PT | ETH_MACFCR_ZQPD | ETH_MACFCR_PLT |
ETH_MACFCR_UPFD | ETH_MACFCR_RFCE | ETH_MACFCR_TFCE);
tmpreg |= cfg->ETH_MACFCR;
mac->ETH_MACFCR = tmpreg;
tsk_sleep(ETH_REG_WRITE_DELAY);
/*----------------------- ETHERNET MACVLANTR Configuration ----------------*/
/* Set the ETV bit according to ETH VLANTagComparison value */
/* Set the VL bit according to ETH VLANTagIdentifier value */
mac->ETH_MACVLANTR = 0;
tsk_sleep(ETH_REG_WRITE_DELAY);
/* Ethernet DMA default initialization ************************************/
/* Get the ETHERNET DMAOMR value */
tmpreg = mac->ETH_DMAOMR;
/* Clear xx bits */
tmpreg &= ~(ETH_DMAOMR_DTCEFD | ETH_DMAOMR_RSF | ETH_DMAOMR_DFRF |
ETH_DMAOMR_TSF | ETH_DMAOMR_TTC |
ETH_DMAOMR_FEF | ETH_DMAOMR_FUGF | ETH_DMAOMR_RTC | ETH_DMAOMR_OSF);
tmpreg |= cfg->ETH_DMAOMR;
mac->ETH_DMAOMR = tmpreg;
// Wait until the write operation will be taken into account
tsk_sleep(ETH_REG_WRITE_DELAY);
/*----------------------- ETHERNET DMABMR Configuration ------------------*/
mac->ETH_DMABMR = cfg->ETH_DMABMR | ETH_DMABMR_USP; // Enable use of separate PBL for Rx and Tx
// Wait until the write operation will be taken into account
tsk_sleep(ETH_REG_WRITE_DELAY);
/* Enable the Ethernet Rx Interrupt */
mac->ETH_DMAIER |= ETH_DMAIER_NISE | ETH_DMAIER_RIE;
/* Initialize MAC address in ethernet MAC */
ETH_MACAddressConfig(&mac->ETH_MACA0HR, cfg->mac_data->mac_adr);
}
/* initialize the interface */
static rt_err_t rt_stm32_eth_init(rt_device_t dev)
{
int i;
/* MAC address configuration */
ETH_MACAddressConfig(ETH_MAC_Address0, (u8*)&stm32_eth_device.dev_addr[0]);
/* Initialize Tx Descriptors list: Chain Mode */
ETH_DMATxDescChainInit(DMATxDscrTab, &Tx_Buff[0][0], ETH_TXBUFNB);
/* Initialize Rx Descriptors list: Chain Mode */
ETH_DMARxDescChainInit(DMARxDscrTab, &Rx_Buff[0][0], ETH_RXBUFNB);
/* Enable Ethernet Rx interrrupt */
{
for(i=0; i<ETH_RXBUFNB; i++)
{
ETH_DMARxDescReceiveITConfig(&DMARxDscrTab[i], ENABLE);
}
}
#ifdef CHECKSUM_BY_HARDWARE
/* Enable the checksum insertion for the Tx frames */
{
for(i=0; i<ETH_TXBUFNB; i++)
{
ETH_DMATxDescChecksumInsertionConfig(&DMATxDscrTab[i], ETH_DMATxDesc_ChecksumTCPUDPICMPFull);
}
}
#endif
{
uint16_t tmp, i=10000;
tmp = ETH_ReadPHYRegister(DP83848_PHY_ADDRESS, PHY_CR);
ETH_WritePHYRegister(DP83848_PHY_ADDRESS, PHY_CDCTRL1, BIST_CONT_MODE );
ETH_WritePHYRegister(DP83848_PHY_ADDRESS, PHY_CR, tmp | BIST_START );//BIST_START
while(i--);
//tmp = ETH_ReadPHYRegister(DP83848_PHY_ADDRESS, PHY_CR);
if( ETH_ReadPHYRegister(DP83848_PHY_ADDRESS, PHY_CR) & BIST_STATUS == BIST_STATUS )
{
rt_kprintf("BIST pass\n");
}
else
{
uint16_t ctrl;
ctrl = ETH_ReadPHYRegister(DP83848_PHY_ADDRESS, PHY_CDCTRL1);
rt_kprintf("BIST faild count =%d\n", BIST_ERROR_COUNT(ctrl) );
}
tmp &= ~BIST_START; //Stop BIST
ETH_WritePHYRegister(DP83848_PHY_ADDRESS, PHY_CR, tmp);
}
/* Enable MAC and DMA transmission and reception */
ETH_Start();
//rt_kprintf("DMASR = 0x%X\n", ETH->DMASR );
// rt_kprintf("ETH Init\n");
return RT_EOK;
}
