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提交 64516d6d 编写于 作者: B Bernard Xiong
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Merge pull request #275 from aozima/pulls 

Pulls
上级 cde9139b e963de9a
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Showing with 1768 addition and 1625 deletion
bsp/stm32f107/drivers/stm32_eth.c
浏览文件 @ 64516d6d
......@@ -23,10 +23,10 @@
#include "stm32f10x_rcc.h"
/* STM32F107 ETH dirver options */
#define CHECKSUM_BY_HARDWARE
#define MII_MODE /* MII mode for STM3210C-EVAL Board (MB784) (check jumpers setting) */
//#define RMII_MODE /* RMII mode for STM3210C-EVAL Board (MB784) (check jumpers setting) */
#define CHECKSUM_BY_HARDWARE 1 /* 0: disable. 1: use hardware checksum. */
#define RMII_MODE 0 /* 0: MII MODE, 1: RMII MODE. */
#define STM32_ETH_IO_REMAP 1 /* 0: default, 1: remap RXD to PDx. */
#define USE_MCO 1 /* 0: disable, 1: PA8(MCO) out 25Mhz(MII) or 50Mhz(RMII). */
/** @addtogroup STM32_ETH_Driver
* @brief ETH driver modules
......@@ -631,7 +631,7 @@ void ETH_DropRxPkt(void)
uint16_t ETH_ReadPHYRegister(uint16_t PHYAddress, uint16_t PHYReg)
{
uint32_t tmpreg = 0;
__IO uint32_t timeout = 0;
__IO uint32_t timeout = 0;
/* Check the parameters */
assert_param(IS_ETH_PHY_ADDRESS(PHYAddress));
assert_param(IS_ETH_PHY_REG(PHYReg));
......@@ -652,7 +652,8 @@ __IO uint32_t timeout = 0;
{
timeout++;
tmpreg = ETH->MACMIIAR;
} while ((tmpreg & ETH_MACMIIAR_MB) && (timeout < (uint32_t)PHY_READ_TO));
}
while ((tmpreg & ETH_MACMIIAR_MB) && (timeout < (uint32_t)PHY_READ_TO));
/* Return ERROR in case of timeout */
if(timeout == PHY_READ_TO)
{
......@@ -701,7 +702,8 @@ uint32_t ETH_WritePHYRegister(uint16_t PHYAddress, uint16_t PHYReg, uint16_t PHY
{
timeout++;
tmpreg = ETH->MACMIIAR;
} while ((tmpreg & ETH_MACMIIAR_MB) && (timeout < (uint32_t)PHY_WRITE_TO));
}
while ((tmpreg & ETH_MACMIIAR_MB) && (timeout < (uint32_t)PHY_WRITE_TO));
/* Return ERROR in case of timeout */
if(timeout == PHY_WRITE_TO)
{
......@@ -2836,7 +2838,8 @@ uint32_t ETH_HandlePTPTxPkt(uint8_t *ppkt, uint16_t FrameLength, uint32_t *PTPTx
do
{
timeout++;
} while (!(DMATxDescToSet->Status & ETH_DMATxDesc_TTSS) && (timeout < 0xFFFF));
}
while (!(DMATxDescToSet->Status & ETH_DMATxDesc_TTSS) && (timeout < 0xFFFF));
/* Return ERROR in case of timeout */
if(timeout == PHY_READ_TO)
{
......@@ -2983,7 +2986,32 @@ uint32_t ETH_HandlePTPRxPkt(uint8_t *ppkt, uint32_t *PTPRxTab)
#define STM32_ETH_TRACE rt_kprintf
#else
#define STM32_ETH_TRACE(...)
#endif
#endif /* ETH_DEBUG */
#if defined(ETH_RX_DUMP) || defined(ETH_TX_DUMP)
static void packet_dump(const char * msg, const struct pbuf* p)
{
rt_uint32_t i;
rt_uint8_t *ptr = p->payload;
STM32_ETH_TRACE("%s %d byte\n", msg, p->tot_len);
for(i=0; i<p->tot_len; i++)
{
if( (i%8) == 0 )
{
STM32_ETH_TRACE(" ");
}
if( (i%16) == 0 )
{
STM32_ETH_TRACE("\r\n");
}
STM32_ETH_TRACE("%02x ",*ptr);
ptr++;
}
STM32_ETH_TRACE("\n\n");
}
#endif /* dump */
#define ETH_RXBUFNB 4
#define ETH_TXBUFNB 2
......@@ -3086,9 +3114,9 @@ static rt_err_t rt_stm32_eth_init(rt_device_t dev)
ETH_InitStructure.ETH_PromiscuousMode = ETH_PromiscuousMode_Disable;
ETH_InitStructure.ETH_MulticastFramesFilter = ETH_MulticastFramesFilter_Perfect;
ETH_InitStructure.ETH_UnicastFramesFilter = ETH_UnicastFramesFilter_Perfect;
#ifdef CHECKSUM_BY_HARDWARE
#if CHECKSUM_BY_HARDWARE
ETH_InitStructure.ETH_ChecksumOffload = ETH_ChecksumOffload_Enable;
#endif
#endif /* CHECKSUM_BY_HARDWARE */
/*------------------------ DMA -----------------------------------*/
......@@ -3202,26 +3230,7 @@ rt_err_t rt_stm32_eth_tx( rt_device_t dev, struct pbuf* p)
}
#ifdef ETH_TX_DUMP
{
rt_uint32_t i;
rt_uint8_t *ptr = (rt_uint8_t*)(DMATxDescToSet->Buffer1Addr);
STM32_ETH_TRACE("tx_dump:");
for(i=0; i<p->tot_len; i++)
{
if( (i%8) == 0 )
{
STM32_ETH_TRACE(" ");
}
if( (i%16) == 0 )
{
STM32_ETH_TRACE("\r\n");
}
STM32_ETH_TRACE("%02x ",*ptr);
ptr++;
}
STM32_ETH_TRACE("\r\ndump done!\r\n");
}
packet_dump("TX dump", p);
#endif
/* Setting the Frame Length: bits[12:0] */
......@@ -3230,7 +3239,8 @@ rt_err_t rt_stm32_eth_tx( rt_device_t dev, struct pbuf* p)
DMATxDescToSet->Status |= ETH_DMATxDesc_LS | ETH_DMATxDesc_FS;
/* Enable TX Completion Interrupt */
DMATxDescToSet->Status |= ETH_DMATxDesc_IC;
#ifdef CHECKSUM_BY_HARDWARE
#if CHECKSUM_BY_HARDWARE
DMATxDescToSet->Status |= ETH_DMATxDesc_ChecksumTCPUDPICMPFull;
/* clean ICMP checksum STM32F need */
{
......@@ -3247,7 +3257,8 @@ rt_err_t rt_stm32_eth_tx( rt_device_t dev, struct pbuf* p)
}
}
}
#endif
#endif /* CHECKSUM_BY_HARDWARE */
/* Set Own bit of the Tx descriptor Status: gives the buffer back to ETHERNET DMA */
DMATxDescToSet->Status |= ETH_DMATxDesc_OWN;
/* When Tx Buffer unavailable flag is set: clear it and resume transmission */
......@@ -3272,7 +3283,7 @@ rt_err_t rt_stm32_eth_tx( rt_device_t dev, struct pbuf* p)
struct pbuf *rt_stm32_eth_rx(rt_device_t dev)
{
struct pbuf* p;
rt_uint32_t offset = 0, framelength = 0;
rt_uint32_t framelength = 0;
/* init p pointer */
p = RT_NULL;
......@@ -3292,25 +3303,21 @@ struct pbuf *rt_stm32_eth_rx(rt_device_t dev)
p = pbuf_alloc(PBUF_LINK, framelength, PBUF_RAM);
if (p != RT_NULL)
{
rt_uint8_t* ptr;
const char * from;
struct pbuf* q;
rt_size_t len;
from = (const char *)(DMARxDescToGet->Buffer1Addr);
for (q = p; q != RT_NULL; q= q->next)
{
ptr = q->payload;
len = q->len;
/* Copy the received frame into buffer from memory pointed by the current ETHERNET DMA Rx descriptor */
while (len)
{
*ptr = (*(__IO uint8_t *)((DMARxDescToGet->Buffer1Addr) + offset));
offset ++;
ptr ++;
len --;
}
memcpy(q->payload, from, q->len);
from += q->len;
}
#ifdef ETH_RX_DUMP
packet_dump("RX dump", p);
#endif /* ETH_RX_DUMP */
}
}
......@@ -3375,105 +3382,187 @@ static void NVIC_Configuration(void)
/*
* GPIO Configuration for ETH
AF Output Push Pull:
- ETH_MDC : PC1
- ETH_MDIO : PA2
- ETH_TX_EN : PB11
- ETH_TXD0 : PB12
- ETH_TXD1 : PB13
- ETH_TXD2 : PC2
- ETH_TXD3 : PB8
- ETH_PPS_OUT / ETH_RMII_PPS_OUT: PB5
Input (Reset Value):
- ETH_MII_TX_CLK: PC3
- ETH_MII_RX_CLK / ETH_RMII_REF_CLK: PA1
- ETH_MII_CRS: PA0
- ETH_MII_COL: PA3
- ETH_MII_RX_DV / ETH_RMII_CRS_DV: PA7
- ETH_MII_RXD0: PC4
- ETH_MII_RXD1: PC5
- ETH_MII_RXD2: PB0
- ETH_MII_RXD3: PB1
- ETH_MII_RX_ER: PB10
***************************************
For Remapped Ethernet pins
*******************************************
Input (Reset Value):
- ETH_MII_RX_DV / ETH_RMII_CRS_DV: PD8
- ETH_MII_RXD0 / ETH_RMII_RXD0: PD9
- ETH_MII_RXD1 / ETH_RMII_RXD1: PD10
- ETH_MII_RXD2: PD11
- ETH_MII_RXD3: PD12
*/
static void GPIO_Configuration(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
#if STM32_ETH_IO_REMAP
/* ETHERNET pins remapp in STM3210C-EVAL board: RX_DV and RxD[3:0] */
GPIO_PinRemapConfig(GPIO_Remap_ETH, ENABLE);
#endif /* STM32_ETH_IO_REMAP */
/* MII/RMII Media interface selection */
#ifdef MII_MODE /* Mode MII with STM3210C-EVAL */
#if (RMII_MODE == 0) /* Mode MII. */
GPIO_ETH_MediaInterfaceConfig(GPIO_ETH_MediaInterface_MII);
/* Get HSE clock = 25MHz on PA8 pin(MCO) */
RCC_MCOConfig(RCC_MCO_HSE);
#elif defined RMII_MODE /* Mode RMII with STM3210C-EVAL */
#elif (RMII_MODE == 1) /* Mode RMII. */
GPIO_ETH_MediaInterfaceConfig(GPIO_ETH_MediaInterface_RMII);
#endif /* RMII_MODE */
/* Get HSE clock = 25MHz on PA8 pin(MCO) */
/* set PLL3 clock output to 50MHz (25MHz /5 *10 =50MHz) */
RCC_PLL3Config(RCC_PLL3Mul_10);
/* Enable PLL3 */
RCC_PLL3Cmd(ENABLE);
/* Wait till PLL3 is ready */
while (RCC_GetFlagStatus(RCC_FLAG_PLL3RDY) == RESET)
{}
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
/* Get clock PLL3 clock on PA8 pin */
RCC_MCOConfig(RCC_MCO_PLL3CLK);
#endif
/* MDIO */
{
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
/* MDC */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_Init(GPIOC, &GPIO_InitStructure);
/* ETHERNET pins configuration */
/* AF Output Push Pull:
- ETH_MII_MDIO / ETH_RMII_MDIO: PA2
- ETH_MII_MDC / ETH_RMII_MDC: PC1
- ETH_MII_TXD2: PC2
- ETH_MII_TX_EN / ETH_RMII_TX_EN: PB11
- ETH_MII_TXD0 / ETH_RMII_TXD0: PB12
- ETH_MII_TXD1 / ETH_RMII_TXD1: PB13
- ETH_MII_PPS_OUT / ETH_RMII_PPS_OUT: PB5
- ETH_MII_TXD3: PB8 */
/* Configure PA2 as alternate function push-pull */
/* MDIO */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_Init(GPIOA, &GPIO_InitStructure);
} /* MDIO */
/* Configure PC1, PC2 and PC3 as alternate function push-pull */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
/* TXD */
{
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
/* TX_EN */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11;
GPIO_Init(GPIOB, &GPIO_InitStructure);
/* TXD0 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12;
GPIO_Init(GPIOB, &GPIO_InitStructure);
/* TXD1 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;
GPIO_Init(GPIOB, &GPIO_InitStructure);
#if (RMII_MODE == 0)
/* TXD2 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_Init(GPIOC, &GPIO_InitStructure);
/* Configure PB5, PB8, PB11, PB12 and PB13 as alternate function push-pull */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5 | GPIO_Pin_8 | GPIO_Pin_11 |
GPIO_Pin_12 | GPIO_Pin_13;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
/* TXD3 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
GPIO_Init(GPIOB, &GPIO_InitStructure);
/**************************************************************/
/* For Remapped Ethernet pins */
/*************************************************************/
/* Input (Reset Value):
- ETH_MII_CRS CRS: PA0
- ETH_MII_RX_CLK / ETH_RMII_REF_CLK: PA1
- ETH_MII_COL: PA3
- ETH_MII_RX_DV / ETH_RMII_CRS_DV: PD8
- ETH_MII_TX_CLK: PC3
- ETH_MII_RXD0 / ETH_RMII_RXD0: PD9
- ETH_MII_RXD1 / ETH_RMII_RXD1: PD10
- ETH_MII_RXD2: PD11
- ETH_MII_RXD3: PD12
- ETH_MII_RX_ER: PB10 */
/* TX_CLK */
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
GPIO_Init(GPIOC, &GPIO_InitStructure);
#endif /* RMII_MODE */
} /* TXD */
/* Configure PA0, PA1 and PA3 as input */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_3;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
/* RXD */
{
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
#if (STM32_ETH_IO_REMAP == 0)
/* RX_DV/CRS_DV */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7;
GPIO_Init(GPIOA, &GPIO_InitStructure);
/* Configure PB10 as input */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
/* RXD0 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
GPIO_Init(GPIOC, &GPIO_InitStructure);
/* RXD1 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5;
GPIO_Init(GPIOC, &GPIO_InitStructure);
#if (RMII_MODE == 0)
/* RXD2 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
GPIO_Init(GPIOB, &GPIO_InitStructure);
/* Configure PC3 as input */
/* RXD3 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_Init(GPIOB, &GPIO_InitStructure);
#endif /* RMII_MODE */
#else
/* RX_DV/CRS_DV */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
GPIO_Init(GPIOD, &GPIO_InitStructure);
/* RXD0 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
GPIO_Init(GPIOD, &GPIO_InitStructure);
/* RXD1 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
GPIO_Init(GPIOD, &GPIO_InitStructure);
#if (RMII_MODE == 0)
/* RXD2 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11;
GPIO_Init(GPIOD, &GPIO_InitStructure);
/* RXD3 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12;
GPIO_Init(GPIOD, &GPIO_InitStructure);
#endif /* RMII_MODE */
#endif /* STM32_ETH_IO_REMAP */
#if (RMII_MODE == 0)
/* CRS */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
GPIO_Init(GPIOA, &GPIO_InitStructure);
/* COL */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_Init(GPIOA, &GPIO_InitStructure);
/* Configure PD8, PD9, PD10, PD11 and PD12 as input */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_Init(GPIOD, &GPIO_InitStructure); /**/
/* RX_CLK */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_Init(GPIOA, &GPIO_InitStructure);
/* RX_ER */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
GPIO_Init(GPIOB, &GPIO_InitStructure);
#endif /* RMII_MODE */
} /* RXD */
#if (USE_MCO == 1)
#if (RMII_MODE == 0) /* Mode MII. */
/* Get HSE clock = 25MHz on PA8 pin(MCO) */
RCC_MCOConfig(RCC_MCO_HSE);
#elif (RMII_MODE == 1) /* Mode RMII. */
/* Get HSE clock = 25MHz on PA8 pin(MCO) */
/* set PLL3 clock output to 50MHz (25MHz /5 *10 =50MHz) */
RCC_PLL3Config(RCC_PLL3Mul_10);
/* Enable PLL3 */
RCC_PLL3Cmd(ENABLE);
/* Wait till PLL3 is ready */
while (RCC_GetFlagStatus(RCC_FLAG_PLL3RDY) == RESET)
{}
/* Get clock PLL3 clock on PA8 pin */
RCC_MCOConfig(RCC_MCO_PLL3CLK);
#endif /* RMII_MODE */
/* MCO pin configuration------------------------------------------------- */
/* Configure MCO (PA8) as alternate function push-pull */
......@@ -3481,6 +3570,7 @@ static void GPIO_Configuration(void)
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_Init(GPIOA, &GPIO_InitStructure);
#endif /* USE_MCO */
}
void rt_hw_stm32_eth_init()
......@@ -3516,3 +3606,56 @@ void rt_hw_stm32_eth_init()
eth_device_init(&(stm32_eth_device.parent), "e0");
}
#ifdef RT_USING_FINSH
#include <finsh.h>
static void phy_search(void)
{
int i;
int value;
for(i=0; i<32; i++)
{
value = ETH_ReadPHYRegister(i, 2);
rt_kprintf("addr %02d: %04X\n", i, value);
}
}
FINSH_FUNCTION_EXPORT(phy_search, search phy use MDIO);
static void phy_dump(int addr)
{
int i;
int value;
rt_kprintf("dump phy addr %d\n", addr);
for(i=0; i<32; i++)
{
value = ETH_ReadPHYRegister(addr, i);
rt_kprintf("reg %02d: %04X\n", i, value);
}
}
FINSH_FUNCTION_EXPORT(phy_dump, dump PHY register);
static void phy_write(int addr, int reg, int value)
{
ETH_WritePHYRegister(addr, reg ,value);
}
FINSH_FUNCTION_EXPORT(phy_write, write PHY register);
static void emac_dump(int addr)
{
int i;
int value;
int *p = (int *)ETH;
rt_kprintf("dump EAMC reg %d\n", addr);
for(i=0; i<sizeof(ETH_TypeDef)/4; i++)
{
value = *p++;
rt_kprintf("reg %04X: %08X\n", i*4, value);
}
}
FINSH_FUNCTION_EXPORT(emac_dump, dump EMAC register);
#endif // RT_USING_FINSH
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