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update STM32F107 project. 

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@130 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
bernard.xiong 2009-10-24 23:44:35 +00:00
parent a7c36ff98c
commit 1042d2dd87
11 changed files with 4829 additions and 329 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
bsp/stm3210/project_107/application.c
View File

@ -19,6 +19,17 @@
#include <rtthread.h>
#ifdef RT_USING_DFS
/* dfs init */
#include <dfs_init.h>
/* dfs filesystem:FAT filesystem init */
#include <dfs_fat.h>
/* dfs filesystem:EFS filesystem init */
#include <dfs_efs.h>
/* dfs Filesystem APIs */
#include <dfs_fs.h>
#endif
#ifdef RT_USING_LWIP
#include <lwip/sys.h>
#include <lwip/api.h>
@ -26,6 +37,25 @@
void rt_init_thread_entry(void* parameter)
{
/* Filesystem Initialization */
#ifdef RT_USING_DFS
{
/* init the device filesystem */
dfs_init();
/* init the efsl filesystam*/
efsl_init();
/* mount sd card fat partition 1 as root directory */
if (dfs_mount("sd0", "/", "efs", 0, 0) == 0)
{
rt_kprintf("File System initialized!\n");
}
else
rt_kprintf("File System initialzation failed!\n");
}
#endif
/* LwIP Initialization */
#ifdef RT_USING_LWIP
{

2
bsp/stm3210/project_107/board.h
View File

@ -40,7 +40,7 @@
// <o> Console on USART: <0=> no console <1=>USART 1 <2=>USART 2 <3=> USART 3
// <i>Default: 1
#define STM32_CONSOLE_USART 2
#define STM32_CONSOLE_USART 1
void rt_hw_board_led_on(int n);
void rt_hw_board_led_off(int n);

937
bsp/stm3210/project_107/msd.c Normal file
View File

@ -0,0 +1,937 @@
/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name : msd.c
* Author : MCD Application Team
* Version : V2.1
* Date : 05/30/2008
* Description : MSD card driver source file.
* Pin assignment:
* ----------------------------------------------
* | STM32F10x | MSD Pin |
* ----------------------------------------------
* | P0.4 | ChipSelect 1 |
* | P0.1 / MOSI | DataIn 2 |
* | | GND 3 (0 V) |
* | | VDD 4 (3.3 V) |
* | P0.2 / SCLK | Clock 5 |
* | | GND 6 (0 V) |
* | P0.0 / MISO | DataOut 7 |
* -----------------------------------------------
********************************************************************************
* 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 SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
* FOR MORE INFORMATION PLEASE CAREFULLY READ THE LICENSE AGREEMENT FILE LOCATED
* IN THE ROOT DIRECTORY OF THIS FIRMWARE PACKAGE.
*******************************************************************************/
/* Includes ------------------------------------------------------------------*/
#include "msd.h"
#include <stm32f10x_spi.h>
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Select MSD Card: ChipSelect pin low */
#define MSD_CS_LOW() GPIO_ResetBits(GPIOC, GPIO_Pin_7)
/* Deselect MSD Card: ChipSelect pin high */
#define MSD_CS_HIGH() GPIO_SetBits(GPIOC, GPIO_Pin_7)
/* MSD Card SPI */
#define MSD_SPI SPI3
/* Private function prototypes -----------------------------------------------*/
static void SPI_Config(void);
/* Private functions ---------------------------------------------------------*/
/*******************************************************************************
* Function Name : MSD_Init
* Description : Initializes the MSD/SD communication.
* Input : None
* Output : None
* Return : The MSD Response: - MSD_RESPONSE_FAILURE: Sequence failed
* - MSD_RESPONSE_NO_ERROR: Sequence succeed
*******************************************************************************/
u8 MSD_Init(void)
{
u32 i = 0;
/* Initialize SPI */
SPI_Config();
/* MSD chip select high */
MSD_CS_HIGH();
/* Send dummy byte 0xFF, 10 times with CS high*/
/* rise CS and MOSI for 80 clocks cycles */
for (i = 0; i <= 9; i++)
{
/* Send dummy byte 0xFF */
MSD_WriteByte(DUMMY);
}
/*------------Put MSD in SPI mode--------------*/
/* MSD initialized and set to SPI mode properly */
return (MSD_GoIdleState());
}
/*******************************************************************************
* Function Name : MSD_WriteBlock
* Description : Writes a block on the MSD
* Input : - pBuffer : pointer to the buffer containing the data to be
* written on the MSD.
* - WriteAddr : address to write on.
* - NumByteToWrite: number of data to write
* Output : None
* Return : The MSD Response: - MSD_RESPONSE_FAILURE: Sequence failed
* - MSD_RESPONSE_NO_ERROR: Sequence succeed
*******************************************************************************/
u8 MSD_WriteBlock(u8* pBuffer, u32 WriteAddr, u16 NumByteToWrite)
{
u32 i = 0;
u8 rvalue = MSD_RESPONSE_FAILURE;
/* MSD chip select low */
MSD_CS_LOW();
/* Send CMD24 (MSD_WRITE_BLOCK) to write multiple block */
MSD_SendCmd(MSD_WRITE_BLOCK, WriteAddr, 0xFF);
/* Check if the MSD acknowledged the write block command: R1 response (0x00: no errors) */
if (!MSD_GetResponse(MSD_RESPONSE_NO_ERROR))
{
/* Send a dummy byte */
MSD_WriteByte(DUMMY);
/* Send the data token to signify the start of the data */
MSD_WriteByte(0xFE);
/* Write the block data to MSD : write count data by block */
for (i = 0; i < NumByteToWrite; i++)
{
/* Send the pointed byte */
MSD_WriteByte(*pBuffer);
/* Point to the next location where the byte read will be saved */
pBuffer++;
}
/* Put CRC bytes (not really needed by us, but required by MSD) */
MSD_ReadByte();
MSD_ReadByte();
/* Read data response */
if (MSD_GetDataResponse() == MSD_DATA_OK)
{
rvalue = MSD_RESPONSE_NO_ERROR;
}
}
/* MSD chip select high */
MSD_CS_HIGH();
/* Send dummy byte: 8 Clock pulses of delay */
MSD_WriteByte(DUMMY);
/* Returns the reponse */
return rvalue;
}
/*******************************************************************************
* Function Name : MSD_ReadBlock
* Description : Reads a block of data from the MSD.
* Input : - pBuffer : pointer to the buffer that receives the data read
* from the MSD.
* - ReadAddr : MSD's internal address to read from.
* - NumByteToRead : number of bytes to read from the MSD.
* Output : None
* Return : The MSD Response: - MSD_RESPONSE_FAILURE: Sequence failed
* - MSD_RESPONSE_NO_ERROR: Sequence succeed
*******************************************************************************/
u8 MSD_ReadBlock(u8* pBuffer, u32 ReadAddr, u16 NumByteToRead)
{
u32 i = 0;
u8 rvalue = MSD_RESPONSE_FAILURE;
/* MSD chip select low */
MSD_CS_LOW();
/* Send CMD17 (MSD_READ_SINGLE_BLOCK) to read one block */
MSD_SendCmd(MSD_READ_SINGLE_BLOCK, ReadAddr, 0xFF);
/* Check if the MSD acknowledged the read block command: R1 response (0x00: no errors) */
if (!MSD_GetResponse(MSD_RESPONSE_NO_ERROR))
{
/* Now look for the data token to signify the start of the data */
if (!MSD_GetResponse(MSD_START_DATA_SINGLE_BLOCK_READ))
{
/* Read the MSD block data : read NumByteToRead data */
for (i = 0; i < NumByteToRead; i++)
{
/* Save the received data */
*pBuffer = MSD_ReadByte();
/* Point to the next location where the byte read will be saved */
pBuffer++;
}
/* Get CRC bytes (not really needed by us, but required by MSD) */
MSD_ReadByte();
MSD_ReadByte();
/* Set response value to success */
rvalue = MSD_RESPONSE_NO_ERROR;
}
}
/* MSD chip select high */
MSD_CS_HIGH();
/* Send dummy byte: 8 Clock pulses of delay */
MSD_WriteByte(DUMMY);
/* Returns the reponse */
return rvalue;
}
/*******************************************************************************
* Function Name : MSD_WriteBuffer
* Description : Writes many blocks on the MSD
* Input : - pBuffer : pointer to the buffer containing the data to be
* written on the MSD.
* - WriteAddr : address to write on.
* - NumByteToWrite: number of data to write
* Output : None
* Return : The MSD Response: - MSD_RESPONSE_FAILURE: Sequence failed
* - MSD_RESPONSE_NO_ERROR: Sequence succeed
*******************************************************************************/
u8 MSD_WriteBuffer(u8* pBuffer, u32 WriteAddr, u32 NumByteToWrite)
{
u32 i = 0, NbrOfBlock = 0, Offset = 0;
u8 rvalue = MSD_RESPONSE_FAILURE;
/* Calculate number of blocks to write */
NbrOfBlock = NumByteToWrite / BLOCK_SIZE;
/* MSD chip select low */
MSD_CS_LOW();
/* Data transfer */
while (NbrOfBlock --)
{
/* Send CMD24 (MSD_WRITE_BLOCK) to write blocks */
MSD_SendCmd(MSD_WRITE_BLOCK, WriteAddr + Offset, 0xFF);
/* Check if the MSD acknowledged the write block command: R1 response (0x00: no errors) */
if (MSD_GetResponse(MSD_RESPONSE_NO_ERROR))
{
return MSD_RESPONSE_FAILURE;
}
/* Send dummy byte */
MSD_WriteByte(DUMMY);
/* Send the data token to signify the start of the data */
MSD_WriteByte(MSD_START_DATA_SINGLE_BLOCK_WRITE);
/* Write the block data to MSD : write count data by block */
for (i = 0; i < BLOCK_SIZE; i++)
{
/* Send the pointed byte */
MSD_WriteByte(*pBuffer);
/* Point to the next location where the byte read will be saved */
pBuffer++;
}
/* Set next write address */
Offset += 512;
/* Put CRC bytes (not really needed by us, but required by MSD) */
MSD_ReadByte();
MSD_ReadByte();
/* Read data response */
if (MSD_GetDataResponse() == MSD_DATA_OK)
{
/* Set response value to success */
rvalue = MSD_RESPONSE_NO_ERROR;
}
else
{
/* Set response value to failure */
rvalue = MSD_RESPONSE_FAILURE;
}
}
/* MSD chip select high */
MSD_CS_HIGH();
/* Send dummy byte: 8 Clock pulses of delay */
MSD_WriteByte(DUMMY);
/* Returns the reponse */
return rvalue;
}
/*******************************************************************************
* Function Name : MSD_ReadBuffer
* Description : Reads multiple block of data from the MSD.
* Input : - pBuffer : pointer to the buffer that receives the data read
* from the MSD.
* - ReadAddr : MSD's internal address to read from.
* - NumByteToRead : number of bytes to read from the MSD.
* Output : None
* Return : The MSD Response: - MSD_RESPONSE_FAILURE: Sequence failed
* - MSD_RESPONSE_NO_ERROR: Sequence succeed
*******************************************************************************/
u8 MSD_ReadBuffer(u8* pBuffer, u32 ReadAddr, u32 NumByteToRead)
{
u32 i = 0, NbrOfBlock = 0, Offset = 0;
u8 rvalue = MSD_RESPONSE_FAILURE;
/* Calculate number of blocks to read */
NbrOfBlock = NumByteToRead / BLOCK_SIZE;
/* MSD chip select low */
MSD_CS_LOW();
/* Data transfer */
while (NbrOfBlock --)
{
/* Send CMD17 (MSD_READ_SINGLE_BLOCK) to read one block */
MSD_SendCmd (MSD_READ_SINGLE_BLOCK, ReadAddr + Offset, 0xFF);
/* Check if the MSD acknowledged the read block command: R1 response (0x00: no errors) */
if (MSD_GetResponse(MSD_RESPONSE_NO_ERROR))
{
return MSD_RESPONSE_FAILURE;
}
/* Now look for the data token to signify the start of the data */
if (!MSD_GetResponse(MSD_START_DATA_SINGLE_BLOCK_READ))
{
/* Read the MSD block data : read NumByteToRead data */
for (i = 0; i < BLOCK_SIZE; i++)
{
/* Read the pointed data */
*pBuffer = MSD_ReadByte();
/* Point to the next location where the byte read will be saved */
pBuffer++;
}
/* Set next read address*/
Offset += 512;
/* get CRC bytes (not really needed by us, but required by MSD) */
MSD_ReadByte();
MSD_ReadByte();
/* Set response value to success */
rvalue = MSD_RESPONSE_NO_ERROR;
}
else
{
/* Set response value to failure */
rvalue = MSD_RESPONSE_FAILURE;
}
}
/* MSD chip select high */
MSD_CS_HIGH();
/* Send dummy byte: 8 Clock pulses of delay */
MSD_WriteByte(DUMMY);
/* Returns the reponse */
return rvalue;
}
/*******************************************************************************
* Function Name : MSD_GetCSDRegister
* Description : Read the CSD card register.
* Reading the contents of the CSD register in SPI mode
* is a simple read-block transaction.
* Input : - MSD_csd: pointer on an SCD register structure
* Output : None
* Return : The MSD Response: - MSD_RESPONSE_FAILURE: Sequence failed
* - MSD_RESPONSE_NO_ERROR: Sequence succeed
*******************************************************************************/
u8 MSD_GetCSDRegister(sMSD_CSD* MSD_csd)
{
u32 i = 0;
u8 rvalue = MSD_RESPONSE_FAILURE;
u8 CSD_Tab[16];
/* MSD chip select low */
MSD_CS_LOW();
/* Send CMD9 (CSD register) or CMD10(CSD register) */
MSD_SendCmd(MSD_SEND_CSD, 0, 0xFF);
/* Wait for response in the R1 format (0x00 is no errors) */
if (!MSD_GetResponse(MSD_RESPONSE_NO_ERROR))
{
if (!MSD_GetResponse(MSD_START_DATA_SINGLE_BLOCK_READ))
{
for (i = 0; i < 16; i++)
{
/* Store CSD register value on CSD_Tab */
CSD_Tab[i] = MSD_ReadByte();
}
}
/* Get CRC bytes (not really needed by us, but required by MSD) */
MSD_WriteByte(DUMMY);
MSD_WriteByte(DUMMY);
/* Set response value to success */
rvalue = MSD_RESPONSE_NO_ERROR;
}
/* MSD chip select high */
MSD_CS_HIGH();
/* Send dummy byte: 8 Clock pulses of delay */
MSD_WriteByte(DUMMY);
/* Byte 0 */
MSD_csd->CSDStruct = (CSD_Tab[0] & 0xC0) >> 6;
MSD_csd->SysSpecVersion = (CSD_Tab[0] & 0x3C) >> 2;
MSD_csd->Reserved1 = CSD_Tab[0] & 0x03;
/* Byte 1 */
MSD_csd->TAAC = CSD_Tab[1] ;
/* Byte 2 */
MSD_csd->NSAC = CSD_Tab[2];
/* Byte 3 */
MSD_csd->MaxBusClkFrec = CSD_Tab[3];
/* Byte 4 */
MSD_csd->CardComdClasses = CSD_Tab[4] << 4;
/* Byte 5 */
MSD_csd->CardComdClasses |= (CSD_Tab[5] & 0xF0) >> 4;
MSD_csd->RdBlockLen = CSD_Tab[5] & 0x0F;
/* Byte 6 */
MSD_csd->PartBlockRead = (CSD_Tab[6] & 0x80) >> 7;
MSD_csd->WrBlockMisalign = (CSD_Tab[6] & 0x40) >> 6;
MSD_csd->RdBlockMisalign = (CSD_Tab[6] & 0x20) >> 5;
MSD_csd->DSRImpl = (CSD_Tab[6] & 0x10) >> 4;
MSD_csd->Reserved2 = 0; /* Reserved */
MSD_csd->DeviceSize = (CSD_Tab[6] & 0x03) << 10;
/* Byte 7 */
MSD_csd->DeviceSize |= (CSD_Tab[7]) << 2;
/* Byte 8 */
MSD_csd->DeviceSize |= (CSD_Tab[8] & 0xC0) >> 6;
MSD_csd->MaxRdCurrentVDDMin = (CSD_Tab[8] & 0x38) >> 3;
MSD_csd->MaxRdCurrentVDDMax = (CSD_Tab[8] & 0x07);
/* Byte 9 */
MSD_csd->MaxWrCurrentVDDMin = (CSD_Tab[9] & 0xE0) >> 5;
MSD_csd->MaxWrCurrentVDDMax = (CSD_Tab[9] & 0x1C) >> 2;
MSD_csd->DeviceSizeMul = (CSD_Tab[9] & 0x03) << 1;
/* Byte 10 */
MSD_csd->DeviceSizeMul |= (CSD_Tab[10] & 0x80) >> 7;
MSD_csd->EraseGrSize = (CSD_Tab[10] & 0x7C) >> 2;
MSD_csd->EraseGrMul = (CSD_Tab[10] & 0x03) << 3;
/* Byte 11 */
MSD_csd->EraseGrMul |= (CSD_Tab[11] & 0xE0) >> 5;
MSD_csd->WrProtectGrSize = (CSD_Tab[11] & 0x1F);
/* Byte 12 */
MSD_csd->WrProtectGrEnable = (CSD_Tab[12] & 0x80) >> 7;
MSD_csd->ManDeflECC = (CSD_Tab[12] & 0x60) >> 5;
MSD_csd->WrSpeedFact = (CSD_Tab[12] & 0x1C) >> 2;
MSD_csd->MaxWrBlockLen = (CSD_Tab[12] & 0x03) << 2;
/* Byte 13 */
MSD_csd->MaxWrBlockLen |= (CSD_Tab[13] & 0xc0) >> 6;
MSD_csd->WriteBlockPaPartial = (CSD_Tab[13] & 0x20) >> 5;
MSD_csd->Reserved3 = 0;
MSD_csd->ContentProtectAppli = (CSD_Tab[13] & 0x01);
/* Byte 14 */
MSD_csd->FileFormatGrouop = (CSD_Tab[14] & 0x80) >> 7;
MSD_csd->CopyFlag = (CSD_Tab[14] & 0x40) >> 6;
MSD_csd->PermWrProtect = (CSD_Tab[14] & 0x20) >> 5;
MSD_csd->TempWrProtect = (CSD_Tab[14] & 0x10) >> 4;
MSD_csd->FileFormat = (CSD_Tab[14] & 0x0C) >> 2;
MSD_csd->ECC = (CSD_Tab[14] & 0x03);
/* Byte 15 */
MSD_csd->msd_CRC = (CSD_Tab[15] & 0xFE) >> 1;
MSD_csd->Reserved4 = 1;
/* Return the reponse */
return rvalue;
}
/*******************************************************************************
* Function Name : MSD_GetCIDRegister
* Description : Read the CID card register.
* Reading the contents of the CID register in SPI mode
* is a simple read-block transaction.
* Input : - MSD_cid: pointer on an CID register structure
* Output : None
* Return : The MSD Response: - MSD_RESPONSE_FAILURE: Sequence failed
* - MSD_RESPONSE_NO_ERROR: Sequence succeed
*******************************************************************************/
u8 MSD_GetCIDRegister(sMSD_CID* MSD_cid)
{
u32 i = 0;
u8 rvalue = MSD_RESPONSE_FAILURE;
u8 CID_Tab[16];
/* MSD chip select low */
MSD_CS_LOW();
/* Send CMD10 (CID register) */
MSD_SendCmd(MSD_SEND_CID, 0, 0xFF);
/* Wait for response in the R1 format (0x00 is no errors) */
if (!MSD_GetResponse(MSD_RESPONSE_NO_ERROR))
{
if (!MSD_GetResponse(MSD_START_DATA_SINGLE_BLOCK_READ))
{
/* Store CID register value on CID_Tab */
for (i = 0; i < 16; i++)
{
CID_Tab[i] = MSD_ReadByte();
}
}
/* Get CRC bytes (not really needed by us, but required by MSD) */
MSD_WriteByte(DUMMY);
MSD_WriteByte(DUMMY);
/* Set response value to success */
rvalue = MSD_RESPONSE_NO_ERROR;
}
/* MSD chip select high */
MSD_CS_HIGH();
/* Send dummy byte: 8 Clock pulses of delay */
MSD_WriteByte(DUMMY);
/* Byte 0 */
MSD_cid->ManufacturerID = CID_Tab[0];
/* Byte 1 */
MSD_cid->OEM_AppliID = CID_Tab[1] << 8;
/* Byte 2 */
MSD_cid->OEM_AppliID |= CID_Tab[2];
/* Byte 3 */
MSD_cid->ProdName1 = CID_Tab[3] << 24;
/* Byte 4 */
MSD_cid->ProdName1 |= CID_Tab[4] << 16;
/* Byte 5 */
MSD_cid->ProdName1 |= CID_Tab[5] << 8;
/* Byte 6 */
MSD_cid->ProdName1 |= CID_Tab[6];
/* Byte 7 */
MSD_cid->ProdName2 = CID_Tab[7];
/* Byte 8 */
MSD_cid->ProdRev = CID_Tab[8];
/* Byte 9 */
MSD_cid->ProdSN = CID_Tab[9] << 24;
/* Byte 10 */
MSD_cid->ProdSN |= CID_Tab[10] << 16;
/* Byte 11 */
MSD_cid->ProdSN |= CID_Tab[11] << 8;
/* Byte 12 */
MSD_cid->ProdSN |= CID_Tab[12];
/* Byte 13 */
MSD_cid->Reserved1 |= (CID_Tab[13] & 0xF0) >> 4;
/* Byte 14 */
MSD_cid->ManufactDate = (CID_Tab[13] & 0x0F) << 8;
/* Byte 15 */
MSD_cid->ManufactDate |= CID_Tab[14];
/* Byte 16 */
MSD_cid->msd_CRC = (CID_Tab[15] & 0xFE) >> 1;
MSD_cid->Reserved2 = 1;
/* Return the reponse */
return rvalue;
}
/*******************************************************************************
* Function Name : MSD_SendCmd
* Description : Send 5 bytes command to the MSD card.
* Input : - Cmd: the user expected command to send to MSD card
* - Arg: the command argument
* - Crc: the CRC
* Output : None
* Return : None
*******************************************************************************/
void MSD_SendCmd(u8 Cmd, u32 Arg, u8 Crc)
{
u32 i = 0x00;
u8 Frame[6];
/* Construct byte1 */
Frame[0] = (Cmd | 0x40);
/* Construct byte2 */
Frame[1] = (u8)(Arg >> 24);
/* Construct byte3 */
Frame[2] = (u8)(Arg >> 16);
/* Construct byte4 */
Frame[3] = (u8)(Arg >> 8);
/* Construct byte5 */
Frame[4] = (u8)(Arg);
/* Construct CRC: byte6 */
Frame[5] = (Crc);
/* Send the Cmd bytes */
for (i = 0; i < 6; i++)
{
MSD_WriteByte(Frame[i]);
}
}
/*******************************************************************************
* Function Name : MSD_GetDataResponse
* Description : Get MSD card data response.
* Input : None
* Output : None
* Return : The MSD status: Read data response xxx0<status>1
* - status 010: Data accecpted
* - status 101: Data rejected due to a crc error
* - status 110: Data rejected due to a Write error.
* - status 111: Data rejected due to other error.
*******************************************************************************/
u8 MSD_GetDataResponse(void)
{
u32 i = 0;
u8 response, rvalue;
while (i <= 64)
{
/* Read resonse */
response = MSD_ReadByte();
/* Mask unused bits */
response &= 0x1F;
switch (response)
{
case MSD_DATA_OK:
{
rvalue = MSD_DATA_OK;
break;
}
case MSD_DATA_CRC_ERROR:
return MSD_DATA_CRC_ERROR;
case MSD_DATA_WRITE_ERROR:
return MSD_DATA_WRITE_ERROR;
default:
{
rvalue = MSD_DATA_OTHER_ERROR;
break;
}
}
/* Exit loop in case of data ok */
if (rvalue == MSD_DATA_OK)
break;
/* Increment loop counter */
i++;
}
/* Wait null data */
while (MSD_ReadByte() == 0);
/* Return response */
return response;
}
/*******************************************************************************
* Function Name : MSD_GetResponse
* Description : Returns the MSD response.
* Input : None
* Output : None
* Return : The MSD Response: - MSD_RESPONSE_FAILURE: Sequence failed
* - MSD_RESPONSE_NO_ERROR: Sequence succeed
*******************************************************************************/
u8 MSD_GetResponse(u8 Response)
{
u32 Count = 0xFFF;
/* Check if response is got or a timeout is happen */
while ((MSD_ReadByte() != Response) && Count)
{
Count--;
}
if (Count == 0)
{
/* After time out */
return MSD_RESPONSE_FAILURE;
}
else
{
/* Right response got */
return MSD_RESPONSE_NO_ERROR;
}
}
/*******************************************************************************
* Function Name : MSD_GetStatus
* Description : Returns the MSD status.
* Input : None
* Output : None
* Return : The MSD status.
*******************************************************************************/
u16 MSD_GetStatus(void)
{
u16 Status = 0;
/* MSD chip select low */
MSD_CS_LOW();
/* Send CMD13 (MSD_SEND_STATUS) to get MSD status */
MSD_SendCmd(MSD_SEND_STATUS, 0, 0xFF);
Status = MSD_ReadByte();
Status |= (u16)(MSD_ReadByte() << 8);
/* MSD chip select high */
MSD_CS_HIGH();
/* Send dummy byte 0xFF */
MSD_WriteByte(DUMMY);
return Status;
}
/*******************************************************************************
* Function Name : MSD_GoIdleState
* Description : Put MSD in Idle state.
* Input : None
* Output : None
* Return : The MSD Response: - MSD_RESPONSE_FAILURE: Sequence failed
* - MSD_RESPONSE_NO_ERROR: Sequence succeed
*******************************************************************************/
u8 MSD_GoIdleState(void)
{
/* MSD chip select low */
MSD_CS_LOW();
/* Send CMD0 (GO_IDLE_STATE) to put MSD in SPI mode */
MSD_SendCmd(MSD_GO_IDLE_STATE, 0, 0x95);
/* Wait for In Idle State Response (R1 Format) equal to 0x01 */
if (MSD_GetResponse(MSD_IN_IDLE_STATE))
{
/* No Idle State Response: return response failue */
return MSD_RESPONSE_FAILURE;
}
/*----------Activates the card initialization process-----------*/
do
{
/* MSD chip select high */
MSD_CS_HIGH();
/* Send Dummy byte 0xFF */
MSD_WriteByte(DUMMY);
/* MSD chip select low */
MSD_CS_LOW();
/* Send CMD1 (Activates the card process) until response equal to 0x0 */
MSD_SendCmd(MSD_SEND_OP_COND, 0, 0xFF);
/* Wait for no error Response (R1 Format) equal to 0x00 */
}
while (MSD_GetResponse(MSD_RESPONSE_NO_ERROR));
/* MSD chip select high */
MSD_CS_HIGH();
/* Send dummy byte 0xFF */
MSD_WriteByte(DUMMY);
return MSD_RESPONSE_NO_ERROR;
}
/*******************************************************************************
* Function Name : MSD_WriteByte
* Description : Write a byte on the MSD.
* Input : Data: byte to send.
* Output : None
* Return : None.
*******************************************************************************/
void MSD_WriteByte(u8 Data)
{
/* Wait until the transmit buffer is empty */
while (SPI_I2S_GetFlagStatus(MSD_SPI, SPI_I2S_FLAG_TXE) == RESET);
/* Send the byte */
SPI_I2S_SendData(MSD_SPI, Data);
}
/*******************************************************************************
* Function Name : MSD_ReadByte
* Description : Read a byte from the MSD.
* Input : None.
* Output : None
* Return : The received byte.
*******************************************************************************/
u8 MSD_ReadByte(void)
{
u8 Data = 0;
/* Wait until the transmit buffer is empty */
while (SPI_I2S_GetFlagStatus(MSD_SPI, SPI_I2S_FLAG_TXE) == RESET);
/* Send the byte */
SPI_I2S_SendData(MSD_SPI, DUMMY);
/* Wait until a data is received */
while (SPI_I2S_GetFlagStatus(MSD_SPI, SPI_I2S_FLAG_RXNE) == RESET);
/* Get the received data */
Data = SPI_I2S_ReceiveData(MSD_SPI);
/* Return the shifted data */
return Data;
}
/*******************************************************************************
* Function Name : SPI_Config
* Description : Initializes the SPI and CS pins.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void SPI_Config(void)
{
uint32_t delay;
GPIO_InitTypeDef GPIO_InitStructure;
SPI_InitTypeDef SPI_InitStructure;
/* GPIOC Periph clock enable */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC | RCC_APB2Periph_AFIO, ENABLE);
/* remap SPI3 */
GPIO_PinRemapConfig(GPIO_Remap_SPI3, ENABLE);
/* SPI Periph clock enable */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_SPI3, ENABLE);
/* Configure SPI3 pins: SCK, MISO and MOSI */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_Init(GPIOC, &GPIO_InitStructure);
/* Configure PC7 pin: CS pin */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOC, &GPIO_InitStructure);
/* SPI3 Config */
SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
SPI_InitStructure.SPI_CPOL = SPI_CPOL_High;
SPI_InitStructure.SPI_CPHA = SPI_CPHA_2Edge;
SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_4;
SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
SPI_InitStructure.SPI_CRCPolynomial = 7;
SPI_Init(MSD_SPI, &SPI_InitStructure);
/* SPI enable */
SPI_Cmd(MSD_SPI, ENABLE);
for(delay = 0; delay < 0xfffff; delay++);
}
/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/
/*
* RT-Thread SD Card Driver
* 20090417 Bernard
*/
#include <rtthread.h>
#include <dfs_fs.h>
static struct rt_device sdcard_device;
static struct dfs_partition part;
#define SECTOR_SIZE 512
/* RT-Thread Device Driver Interface */
static rt_err_t rt_msd_init(rt_device_t dev)
{
sMSD_CSD MSD_csd;
MSD_GetCSDRegister(&MSD_csd);
return RT_EOK;
}
static rt_err_t rt_msd_open(rt_device_t dev, rt_uint16_t oflag)
{
return RT_EOK;
}
static rt_err_t rt_msd_close(rt_device_t dev)
{
return RT_EOK;
}
static rt_size_t rt_msd_read(rt_device_t dev, rt_off_t pos, void* buffer, rt_size_t size)
{
rt_uint8_t status;
rt_uint32_t i;
status = MSD_RESPONSE_NO_ERROR;
// rt_kprintf("read: 0x%x, size %d\n", pos, size);
/* read all sectors */
for (i = 0; i < size / SECTOR_SIZE; i ++)
{
status = MSD_ReadBlock((rt_uint8_t*)((rt_uint8_t*)buffer + i * SECTOR_SIZE),
(part.offset + i)* SECTOR_SIZE + pos,
SECTOR_SIZE);
if (status != MSD_RESPONSE_NO_ERROR)
{
rt_kprintf("sd card read failed\n");
return 0;
}
}
if (status == MSD_RESPONSE_NO_ERROR) return size;
rt_kprintf("read failed: %d\n", status);
return 0;
}
static rt_size_t rt_msd_write (rt_device_t dev, rt_off_t pos, const void* buffer, rt_size_t size)
{
rt_uint8_t status;
rt_uint32_t i;
status = MSD_RESPONSE_NO_ERROR;
// rt_kprintf("write: 0x%x, size %d\n", pos, size);
/* read all sectors */
for (i = 0; i < size / SECTOR_SIZE; i ++)
{
status = MSD_WriteBuffer((rt_uint8_t*)((rt_uint8_t*)buffer + i * SECTOR_SIZE),
(part.offset + i)* SECTOR_SIZE + pos,
SECTOR_SIZE);
if (status != MSD_RESPONSE_NO_ERROR)
{
rt_kprintf("sd card write failed\n");
return 0;
}
}
if (status == MSD_RESPONSE_NO_ERROR) return size;
rt_kprintf("write failed: %d\n", status);
return 0;
}
static rt_err_t rt_msd_control(rt_device_t dev, rt_uint8_t cmd, void *args)
{
return RT_EOK;
}
void rt_hw_msd_init()
{
if (MSD_Init() == MSD_RESPONSE_NO_ERROR)
{
rt_uint8_t status;
rt_uint8_t *sector;
/* register sdcard device */
sdcard_device.init = rt_msd_init;
sdcard_device.open = rt_msd_open;
sdcard_device.close = rt_msd_close;
sdcard_device.read = rt_msd_read;
sdcard_device.write = rt_msd_write;
sdcard_device.control = rt_msd_control;
/* no private */
sdcard_device.private = RT_NULL;
/* get the first sector to read partition table */
sector = (rt_uint8_t*) rt_malloc (512);
if (sector == RT_NULL)
{
rt_kprintf("allocate partition sector buffer failed\n");
return;
}
status = MSD_ReadBlock(sector, 0, 512);
if (status == MSD_RESPONSE_NO_ERROR)
{
/* get the first partition */
status = dfs_filesystem_get_partition(&part, sector, 0);
if (status != RT_EOK)
{
/* there is no partition table */
part.offset = 0;
part.size = 0;
}
}
else
{
/* there is no partition table */
part.offset = 0;
part.size = 0;
}
/* release sector buffer */
rt_free(sector);
rt_device_register(&sdcard_device, "sd0",
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_REMOVABLE | RT_DEVICE_FLAG_STANDALONE);
}
else
{
rt_kprintf("sdcard init failed\n");
}
}

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@ -0,0 +1,173 @@
/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name : msd.h
* Author : MCD Application Team
* Version : V2.1
* Date : 05/30/2008
* Description : Header for msd.c file.
********************************************************************************
* 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 SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
* FOR MORE INFORMATION PLEASE CAREFULLY READ THE LICENSE AGREEMENT FILE LOCATED
* IN THE ROOT DIRECTORY OF THIS FIRMWARE PACKAGE.
*******************************************************************************/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __MSD_H
#define __MSD_H
/* Includes ------------------------------------------------------------------*/
#include <stm32f10x.h>
/* Private define ------------------------------------------------------------*/
/* Block Size */
#define BLOCK_SIZE 512
/* Dummy byte */
#define DUMMY 0xFF
/* Start Data tokens */
/* Tokens (necessary because at nop/idle (and CS active) only 0xff is on the data/command line) */
#define MSD_START_DATA_SINGLE_BLOCK_READ 0xFE /* Data token start byte, Start Single Block Read */
#define MSD_START_DATA_MULTIPLE_BLOCK_READ 0xFE /* Data token start byte, Start Multiple Block Read */
#define MSD_START_DATA_SINGLE_BLOCK_WRITE 0xFE /* Data token start byte, Start Single Block Write */
#define MSD_START_DATA_MULTIPLE_BLOCK_WRITE 0xFD /* Data token start byte, Start Multiple Block Write */
#define MSD_STOP_DATA_MULTIPLE_BLOCK_WRITE 0xFD /* Data toke stop byte, Stop Multiple Block Write */
/* MSD functions return */
#define MSD_SUCCESS 0x00
#define MSD_FAIL 0xFF
/* MSD reponses and error flags */
#define MSD_RESPONSE_NO_ERROR 0x00
#define MSD_IN_IDLE_STATE 0x01
#define MSD_ERASE_RESET 0x02
#define MSD_ILLEGAL_COMMAND 0x04
#define MSD_COM_CRC_ERROR 0x08
#define MSD_ERASE_SEQUENCE_ERROR 0x10
#define MSD_ADDRESS_ERROR 0x20
#define MSD_PARAMETER_ERROR 0x40
#define MSD_RESPONSE_FAILURE 0xFF
/* Data response error */
#define MSD_DATA_OK 0x05
#define MSD_DATA_CRC_ERROR 0x0B
#define MSD_DATA_WRITE_ERROR 0x0D
#define MSD_DATA_OTHER_ERROR 0xFF
/* Commands: CMDxx = CMD-number | 0x40 */
#define MSD_GO_IDLE_STATE 0 /* CMD0=0x40 */
#define MSD_SEND_OP_COND 1 /* CMD1=0x41 */
#define MSD_SEND_CSD 9 /* CMD9=0x49 */
#define MSD_SEND_CID 10 /* CMD10=0x4A */
#define MSD_STOP_TRANSMISSION 12 /* CMD12=0x4C */
#define MSD_SEND_STATUS 13 /* CMD13=0x4D */
#define MSD_SET_BLOCKLEN 16 /* CMD16=0x50 */
#define MSD_READ_SINGLE_BLOCK 17 /* CMD17=0x51 */
#define MSD_READ_MULTIPLE_BLOCK 18 /* CMD18=0x52 */
#define MSD_SET_BLOCK_COUNT 23 /* CMD23=0x57 */
#define MSD_WRITE_BLOCK 24 /* CMD24=0x58 */
#define MSD_WRITE_MULTIPLE_BLOCK 25 /* CMD25=0x59 */
#define MSD_PROGRAM_CSD 27 /* CMD27=0x5B */
#define MSD_SET_WRITE_PROT 28 /* CMD28=0x5C */
#define MSD_CLR_WRITE_PROT 29 /* CMD29=0x5D */
#define MSD_SEND_WRITE_PROT 30 /* CMD30=0x5E */
#define MSD_TAG_SECTOR_START 32 /* CMD32=0x60 */
#define MSD_TAG_SECTOR_END 33 /* CMD33=0x61 */
#define MSD_UNTAG_SECTOR 34 /* CMD34=0x62 */
#define MSD_TAG_ERASE_GROUP_START 35 /* CMD35=0x63 */
#define MSD_TAG_ERASE_GROUP_END 36 /* CMD36=0x64 */
#define MSD_UNTAG_ERASE_GROUP 37 /* CMD37=0x65 */
#define MSD_ERASE 38 /* CMD38=0x66 */
#define MSD_READ_OCR 39 /* CMD39=0x67 */
#define MSD_CRC_ON_OFF 40 /* CMD40=0x68 */
/* Exported types ------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
typedef struct _MSD_CSD /*Card Specific Data*/
{
vu8 CSDStruct; /* CSD structure */
vu8 SysSpecVersion; /* System specification version */
vu8 Reserved1; /* Reserved */
vu8 TAAC; /* Data read access-time 1 */
vu8 NSAC; /* Data read access-time 2 in CLK cycles */
vu8 MaxBusClkFrec; /* Max. bus clock frequency */
vu16 CardComdClasses; /* Card command classes */
vu8 RdBlockLen; /* Max. read data block length */
vu8 PartBlockRead; /* Partial blocks for read allowed */
vu8 WrBlockMisalign; /* Write block misalignment */
vu8 RdBlockMisalign; /* Read block misalignment */
vu8 DSRImpl; /* DSR implemented */
vu8 Reserved2; /* Reserved */
vu16 DeviceSize; /* Device Size */
vu8 MaxRdCurrentVDDMin; /* Max. read current @ VDD min */
vu8 MaxRdCurrentVDDMax; /* Max. read current @ VDD max */
vu8 MaxWrCurrentVDDMin; /* Max. write current @ VDD min */
vu8 MaxWrCurrentVDDMax; /* Max. write current @ VDD max */
vu8 DeviceSizeMul; /* Device size multiplier */
vu8 EraseGrSize; /* Erase group size */
vu8 EraseGrMul; /* Erase group size multiplier */
vu8 WrProtectGrSize; /* Write protect group size */
vu8 WrProtectGrEnable; /* Write protect group enable */
vu8 ManDeflECC; /* Manufacturer default ECC */
vu8 WrSpeedFact; /* Write speed factor */
vu8 MaxWrBlockLen; /* Max. write data block length */
vu8 WriteBlockPaPartial; /* Partial blocks for write allowed */
vu8 Reserved3; /* Reserded */
vu8 ContentProtectAppli; /* Content protection application */
vu8 FileFormatGrouop; /* File format group */
vu8 CopyFlag; /* Copy flag (OTP) */
vu8 PermWrProtect; /* Permanent write protection */
vu8 TempWrProtect; /* Temporary write protection */
vu8 FileFormat; /* File Format */
vu8 ECC; /* ECC code */
vu8 msd_CRC; /* CRC */
vu8 Reserved4; /* always 1*/
}
sMSD_CSD;
typedef struct _MSD_CID /*Card Identification Data*/
{
vu8 ManufacturerID; /* ManufacturerID */
vu16 OEM_AppliID; /* OEM/Application ID */
vu32 ProdName1; /* Product Name part1 */
vu8 ProdName2; /* Product Name part2*/
vu8 ProdRev; /* Product Revision */
vu32 ProdSN; /* Product Serial Number */
vu8 Reserved1; /* Reserved1 */
vu16 ManufactDate; /* Manufacturing Date */
vu8 msd_CRC; /* CRC */
vu8 Reserved2; /* always 1*/
}
sMSD_CID;
/* Exported constants --------------------------------------------------------*/
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
/*----- High layer function -----*/
u8 MSD_Init(void);
u8 MSD_WriteBlock(u8* pBuffer, u32 WriteAddr, u16 NumByteToWrite);
u8 MSD_ReadBlock(u8* pBuffer, u32 ReadAddr, u16 NumByteToRead);
u8 MSD_WriteBuffer(u8* pBuffer, u32 WriteAddr, u32 NumByteToWrite);
u8 MSD_ReadBuffer(u8* pBuffer, u32 ReadAddr, u32 NumByteToRead);
u8 MSD_GetCSDRegister(sMSD_CSD* MSD_csd);
u8 MSD_GetCIDRegister(sMSD_CID* MSD_cid);
/*----- Medium layer function -----*/
void MSD_SendCmd(u8 Cmd, u32 Arg, u8 Crc);
u8 MSD_GetResponse(u8 Response);
u8 MSD_GetDataResponse(void);
u8 MSD_GoIdleState(void);
u16 MSD_GetStatus(void);
/*----- Low layer function -----*/
void MSD_WriteByte(u8 byte);
u8 MSD_ReadByte(void);
#endif /* __MSD_H */
/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/

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bsp/stm3210/project_107/project.ewp Normal file
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@ -0,0 +1,10 @@
<?xml version="1.0" encoding="iso-8859-1"?>
<workspace>
<project>
<path>$WS_DIR$\project.ewp</path>
</project>
<batchBuild/>
</workspace>

14
bsp/stm3210/project_107/rtconfig.h
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@ -54,18 +54,26 @@
/* Using Device System */
#define RT_USING_DEVICE
#define RT_USING_UART1
#define RT_USING_UART2
/* SECTION: Console options */
/* the buffer size of console*/
#define RT_CONSOLEBUF_SIZE 128
/* SECTION: finsh shell */
/* SECTION: finsh, a C-Express shell */
#define RT_USING_FINSH
/* Using symbol table */
#define FINSH_USING_SYMTAB
#define FINSH_USING_DESCRIPTION
#define FINSH_DEVICE_NAME "uart2"
#define FINSH_DEVICE_NAME "uart1"
/* SECTION: device filesystem */
#define RT_USING_DFS
/* the max number of mounted filesystem */
#define DFS_FILESYSTEMS_MAX 2
/* the max number of opened files */
#define DFS_FD_MAX 4
/* the max number of cached sector */
#define DFS_CACHE_MAX_NUM 4
/* SECTION: lwip, a lighwight TCP/IP protocol stack */
#define RT_USING_LWIP

9
bsp/stm3210/project_107/startup.c
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@ -27,7 +27,7 @@
#ifdef RT_USING_LWIP
#ifdef STM32F10X_CL
void rt_hw_stm32_eth_init(void);
extern void rt_hw_stm32_eth_init(void);
#else
#include "enc28j60.h"
#endif
@ -40,6 +40,7 @@ extern void finsh_system_init(void);
extern void finsh_set_device(const char* device);
#endif
/* bss end definitions for heap init */
#ifdef __CC_ARM
extern int Image$$RW_IRAM1$$ZI$$Limit;
#elif __ICCARM__
@ -109,7 +110,7 @@ void rtthread_startup(void)
/* init hardware serial device */
rt_hw_usart_init();
#ifdef RT_USINS_DFS
#ifdef RT_USING_DFS
/* init sdcard driver */
#if STM32_USE_SDIO
rt_hw_sdcard_init();
@ -121,13 +122,13 @@ void rtthread_startup(void)
#ifdef RT_USING_LWIP
eth_system_device_init();
/* register ethernetif device */
#ifdef STM32F10X_CL
rt_hw_stm32_eth_init();
#else
/* register ethernetif device */
rt_hw_enc28j60_init();
#endif
#endif // end of RT_USING_LWIP
#endif
rt_hw_rtc_init();

53
bsp/stm3210/project_107/stm32f10x_it.c
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@ -22,9 +22,8 @@
/* Includes ------------------------------------------------------------------*/
#include "stm32f10x_it.h"
#include "stm32f10x_dma.h"
#include <rtthread.h>
#include "board.h"
/** @addtogroup Template_Project
* @{
@ -251,6 +250,54 @@ void USART3_IRQHandler(void)
#endif
}
/*******************************************************************************
* Function Name : SDIO_IRQHandler
* Description : This function handles SDIO global interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void SDIO_IRQHandler(void)
{
#if defined(RT_USING_DFS) && STM32_USE_SDIO
extern int SD_ProcessIRQSrc(void);
/* enter interrupt */
rt_interrupt_enter();
/* Process All SDIO Interrupt Sources */
SD_ProcessIRQSrc();
/* leave interrupt */
rt_interrupt_leave();
#endif
}
/*******************************************************************************
* Function Name : EXTI0_IRQHandler
* Description : This function handles External interrupt Line 0 request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void EXTI0_IRQHandler(void)
{
#if defined(RT_USING_LWIP) && !defined(STM32F10X_CL)
extern void enc28j60_isr(void);
/* enter interrupt */
rt_interrupt_enter();
enc28j60_isr();
/* Clear the Key Button EXTI line pending bit */
EXTI_ClearITPendingBit(EXTI_Line0);
/* leave interrupt */
rt_interrupt_leave();
#endif
}
/*******************************************************************************
* Function Name : ETH_IRQHandler
* Description : This function handles ETH interrupt request.
@ -260,7 +307,7 @@ void USART3_IRQHandler(void)
*******************************************************************************/
void ETH_IRQHandler(void)
{
#ifdef RT_USING_LWIP
#if defined(RT_USING_LWIP) && defined(STM32F10X_CL)
extern void rt_hw_stm32_eth_isr(void);
/* enter interrupt */