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Arduino_STM32/usb_bootloader/STM32F1/usb_lib/usb_regs.c

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/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name : usb_regs.c
* Author : MCD Application Team
* Version : V2.2.1
* Date : 09/22/2008
* Description : Interface functions to USB cell registers
********************************************************************************
* 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.
*******************************************************************************/
/* Includes ------------------------------------------------------------------*/
#include "usb_lib.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Extern variables ----------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/*******************************************************************************
* Function Name : SetCNTR.
* Description : Set the CNTR register value.
* Input : wRegValue: new register value.
* Output : None.
* Return : None.
*******************************************************************************/
void SetCNTR(u16 wRegValue)
{
_SetCNTR(wRegValue);
}
/*******************************************************************************
* Function Name : GetCNTR.
* Description : returns the CNTR register value.
* Input : None.
* Output : None.
* Return : CNTR register Value.
*******************************************************************************/
u16 GetCNTR(void)
{
return(_GetCNTR());
}
/*******************************************************************************
* Function Name : SetISTR.
* Description : Set the ISTR register value.
* Input : wRegValue: new register value.
* Output : None.
* Return : None.
*******************************************************************************/
void SetISTR(u16 wRegValue)
{
_SetISTR(wRegValue);
}
/*******************************************************************************
* Function Name : GetISTR
* Description : Returns the ISTR register value.
* Input : None.
* Output : None.
* Return : ISTR register Value
*******************************************************************************/
u16 GetISTR(void)
{
return(_GetISTR());
}
/*******************************************************************************
* Function Name : GetFNR
* Description : Returns the FNR register value.
* Input : None.
* Output : None.
* Return : FNR register Value
*******************************************************************************/
u16 GetFNR(void)
{
return(_GetFNR());
}
/*******************************************************************************
* Function Name : SetDADDR
* Description : Set the DADDR register value.
* Input : wRegValue: new register value.
* Output : None.
* Return : None.
*******************************************************************************/
void SetDADDR(u16 wRegValue)
{
_SetDADDR(wRegValue);
}
/*******************************************************************************
* Function Name : GetDADDR
* Description : Returns the DADDR register value.
* Input : None.
* Output : None.
* Return : DADDR register Value
*******************************************************************************/
u16 GetDADDR(void)
{
return(_GetDADDR());
}
/*******************************************************************************
* Function Name : SetBTABLE
* Description : Set the BTABLE.
* Input : wRegValue: New register value.
* Output : None.
* Return : None.
*******************************************************************************/
void SetBTABLE(u16 wRegValue)
{
_SetBTABLE(wRegValue);
}
/*******************************************************************************
* Function Name : GetBTABLE.
* Description : Returns the BTABLE register value.
* Input : None.
* Output : None.
* Return : BTABLE address.
*******************************************************************************/
u16 GetBTABLE(void)
{
return(_GetBTABLE());
}
/*******************************************************************************
* Function Name : SetENDPOINT
* Description : Setthe Endpoint register value.
* Input : bEpNum: Endpoint Number.
* wRegValue.
* Output : None.
* Return : None.
*******************************************************************************/
void SetENDPOINT(u8 bEpNum, u16 wRegValue)
{
_SetENDPOINT(bEpNum, wRegValue);
}
/*******************************************************************************
* Function Name : GetENDPOINT
* Description : Return the Endpoint register value.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Endpoint register value.
*******************************************************************************/
u16 GetENDPOINT(u8 bEpNum)
{
return(_GetENDPOINT(bEpNum));
}
/*******************************************************************************
* Function Name : SetEPType
* Description : sets the type in the endpoint register.
* Input : bEpNum: Endpoint Number.
* wType: type definition.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPType(u8 bEpNum, u16 wType)
{
_SetEPType(bEpNum, wType);
}
/*******************************************************************************
* Function Name : GetEPType
* Description : Returns the endpoint type.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Endpoint Type
*******************************************************************************/
u16 GetEPType(u8 bEpNum)
{
return(_GetEPType(bEpNum));
}
/*******************************************************************************
* Function Name : SetEPTxStatus
* Description : Set the status of Tx endpoint.
* Input : bEpNum: Endpoint Number.
* wState: new state.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPTxStatus(u8 bEpNum, u16 wState)
{
_SetEPTxStatus(bEpNum, wState);
}
/*******************************************************************************
* Function Name : SetEPRxStatus
* Description : Set the status of Rx endpoint.
* Input : bEpNum: Endpoint Number.
* wState: new state.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPRxStatus(u8 bEpNum, u16 wState)
{
_SetEPRxStatus(bEpNum, wState);
}
/*******************************************************************************
* Function Name : SetDouBleBuffEPStall
* Description : sets the status for Double Buffer Endpoint to STALL
* Input : bEpNum: Endpoint Number.
* bDir: Endpoint direction.
* Output : None.
* Return : None.
*******************************************************************************/
void SetDouBleBuffEPStall(u8 bEpNum, u8 bDir)
{
u16 Endpoint_DTOG_Status;
Endpoint_DTOG_Status = GetENDPOINT(bEpNum);
if (bDir == EP_DBUF_OUT)
{ /* OUT double buffered endpoint */
_SetENDPOINT(bEpNum, Endpoint_DTOG_Status & ~EPRX_DTOG1);
}
else if (bDir == EP_DBUF_IN)
{ /* IN double buffered endpoint */
_SetENDPOINT(bEpNum, Endpoint_DTOG_Status & ~EPTX_DTOG1);
}
}
/*******************************************************************************
* Function Name : GetEPTxStatus
* Description : Returns the endpoint Tx status.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Endpoint TX Status
*******************************************************************************/
u16 GetEPTxStatus(u8 bEpNum)
{
return(_GetEPTxStatus(bEpNum));
}
/*******************************************************************************
* Function Name : GetEPRxStatus
* Description : Returns the endpoint Rx status.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Endpoint RX Status
*******************************************************************************/
u16 GetEPRxStatus(u8 bEpNum)
{
return(_GetEPRxStatus(bEpNum));
}
/*******************************************************************************
* Function Name : SetEPTxValid
* Description : Valid the endpoint Tx Status.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPTxValid(u8 bEpNum)
{
_SetEPTxStatus(bEpNum, EP_TX_VALID);
}
/*******************************************************************************
* Function Name : SetEPRxValid
* Description : Valid the endpoint Rx Status.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPRxValid(u8 bEpNum)
{
_SetEPRxStatus(bEpNum, EP_RX_VALID);
}
/*******************************************************************************
* Function Name : SetEP_KIND
* Description : Clear the EP_KIND bit.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEP_KIND(u8 bEpNum)
{
_SetEP_KIND(bEpNum);
}
/*******************************************************************************
* Function Name : ClearEP_KIND
* Description : set the EP_KIND bit.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void ClearEP_KIND(u8 bEpNum)
{
_ClearEP_KIND(bEpNum);
}
/*******************************************************************************
* Function Name : Clear_Status_Out
* Description : Clear the Status Out of the related Endpoint
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void Clear_Status_Out(u8 bEpNum)
{
_ClearEP_KIND(bEpNum);
}
/*******************************************************************************
* Function Name : Set_Status_Out
* Description : Set the Status Out of the related Endpoint
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void Set_Status_Out(u8 bEpNum)
{
_SetEP_KIND(bEpNum);
}
/*******************************************************************************
* Function Name : SetEPDoubleBuff
* Description : Enable the double buffer feature for the endpoint.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPDoubleBuff(u8 bEpNum)
{
_SetEP_KIND(bEpNum);
}
/*******************************************************************************
* Function Name : ClearEPDoubleBuff
* Description : Disable the double buffer feature for the endpoint.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void ClearEPDoubleBuff(u8 bEpNum)
{
_ClearEP_KIND(bEpNum);
}
/*******************************************************************************
* Function Name : GetTxStallStatus
* Description : Returns the Stall status of the Tx endpoint.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Tx Stall status.
*******************************************************************************/
u16 GetTxStallStatus(u8 bEpNum)
{
return(_GetTxStallStatus(bEpNum));
}
/*******************************************************************************
* Function Name : GetRxStallStatus
* Description : Returns the Stall status of the Rx endpoint.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Rx Stall status.
*******************************************************************************/
u16 GetRxStallStatus(u8 bEpNum)
{
return(_GetRxStallStatus(bEpNum));
}
/*******************************************************************************
* Function Name : ClearEP_CTR_RX
* Description : Clear the CTR_RX bit.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void ClearEP_CTR_RX(u8 bEpNum)
{
_ClearEP_CTR_RX(bEpNum);
}
/*******************************************************************************
* Function Name : ClearEP_CTR_TX
* Description : Clear the CTR_TX bit.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void ClearEP_CTR_TX(u8 bEpNum)
{
_ClearEP_CTR_TX(bEpNum);
}
/*******************************************************************************
* Function Name : ToggleDTOG_RX
* Description : Toggle the DTOG_RX bit.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void ToggleDTOG_RX(u8 bEpNum)
{
_ToggleDTOG_RX(bEpNum);
}
/*******************************************************************************
* Function Name : ToggleDTOG_TX
* Description : Toggle the DTOG_TX bit.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void ToggleDTOG_TX(u8 bEpNum)
{
_ToggleDTOG_TX(bEpNum);
}
/*******************************************************************************
* Function Name : ClearDTOG_RX.
* Description : Clear the DTOG_RX bit.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void ClearDTOG_RX(u8 bEpNum)
{
_ClearDTOG_RX(bEpNum);
}
/*******************************************************************************
* Function Name : ClearDTOG_TX.
* Description : Clear the DTOG_TX bit.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
void ClearDTOG_TX(u8 bEpNum)
{
_ClearDTOG_TX(bEpNum);
}
/*******************************************************************************
* Function Name : SetEPAddress
* Description : Set the endpoint address.
* Input : bEpNum: Endpoint Number.
* bAddr: New endpoint address.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPAddress(u8 bEpNum, u8 bAddr)
{
_SetEPAddress(bEpNum, bAddr);
}
/*******************************************************************************
* Function Name : GetEPAddress
* Description : Get the endpoint address.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Endpoint address.
*******************************************************************************/
u8 GetEPAddress(u8 bEpNum)
{
return(_GetEPAddress(bEpNum));
}
/*******************************************************************************
* Function Name : SetEPTxAddr
* Description : Set the endpoint Tx buffer address.
* Input : bEpNum: Endpoint Number.
* wAddr: new address.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPTxAddr(u8 bEpNum, u16 wAddr)
{
_SetEPTxAddr(bEpNum, wAddr);
}
/*******************************************************************************
* Function Name : SetEPRxAddr
* Description : Set the endpoint Rx buffer address.
* Input : bEpNum: Endpoint Number.
* wAddr: new address.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPRxAddr(u8 bEpNum, u16 wAddr)
{
_SetEPRxAddr(bEpNum, wAddr);
}
/*******************************************************************************
* Function Name : GetEPTxAddr
* Description : Returns the endpoint Tx buffer address.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Rx buffer address.
*******************************************************************************/
u16 GetEPTxAddr(u8 bEpNum)
{
return(_GetEPTxAddr(bEpNum));
}
/*******************************************************************************
* Function Name : GetEPRxAddr.
* Description : Returns the endpoint Rx buffer address.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Rx buffer address.
*******************************************************************************/
u16 GetEPRxAddr(u8 bEpNum)
{
return(_GetEPRxAddr(bEpNum));
}
/*******************************************************************************
* Function Name : SetEPTxCount.
* Description : Set the Tx count.
* Input : bEpNum: Endpoint Number.
* wCount: new count value.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPTxCount(u8 bEpNum, u16 wCount)
{
_SetEPTxCount(bEpNum, wCount);
}
/*******************************************************************************
* Function Name : SetEPCountRxReg.
* Description : Set the Count Rx Register value.
* Input : *pdwReg: point to the register.
* wCount: the new register value.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPCountRxReg(u32 *pdwReg, u16 wCount)
{
_SetEPCountRxReg(dwReg, wCount);
}
/*******************************************************************************
* Function Name : SetEPRxCount
* Description : Set the Rx count.
* Input : bEpNum: Endpoint Number.
* wCount: the new count value.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPRxCount(u8 bEpNum, u16 wCount)
{
_SetEPRxCount(bEpNum, wCount);
}
/*******************************************************************************
* Function Name : GetEPTxCount
* Description : Get the Tx count.
* Input : bEpNum: Endpoint Number.
* Output : None
* Return : Tx count value.
*******************************************************************************/
u16 GetEPTxCount(u8 bEpNum)
{
return(_GetEPTxCount(bEpNum));
}
/*******************************************************************************
* Function Name : GetEPRxCount
* Description : Get the Rx count.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Rx count value.
*******************************************************************************/
u16 GetEPRxCount(u8 bEpNum)
{
return(_GetEPRxCount(bEpNum));
}
/*******************************************************************************
* Function Name : SetEPDblBuffAddr
* Description : Set the addresses of the buffer 0 and 1.
* Input : bEpNum: Endpoint Number.
* wBuf0Addr: new address of buffer 0.
* wBuf1Addr: new address of buffer 1.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPDblBuffAddr(u8 bEpNum, u16 wBuf0Addr, u16 wBuf1Addr)
{
_SetEPDblBuffAddr(bEpNum, wBuf0Addr, wBuf1Addr);
}
/*******************************************************************************
* Function Name : SetEPDblBuf0Addr
* Description : Set the Buffer 1 address.
* Input : bEpNum: Endpoint Number
* wBuf0Addr: new address.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPDblBuf0Addr(u8 bEpNum, u16 wBuf0Addr)
{
_SetEPDblBuf0Addr(bEpNum, wBuf0Addr);
}
/*******************************************************************************
* Function Name : SetEPDblBuf1Addr
* Description : Set the Buffer 1 address.
* Input : bEpNum: Endpoint Number
* wBuf1Addr: new address.
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPDblBuf1Addr(u8 bEpNum, u16 wBuf1Addr)
{
_SetEPDblBuf1Addr(bEpNum, wBuf1Addr);
}
/*******************************************************************************
* Function Name : GetEPDblBuf0Addr
* Description : Returns the address of the Buffer 0.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
u16 GetEPDblBuf0Addr(u8 bEpNum)
{
return(_GetEPDblBuf0Addr(bEpNum));
}
/*******************************************************************************
* Function Name : GetEPDblBuf1Addr
* Description : Returns the address of the Buffer 1.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Address of the Buffer 1.
*******************************************************************************/
u16 GetEPDblBuf1Addr(u8 bEpNum)
{
return(_GetEPDblBuf1Addr(bEpNum));
}
/*******************************************************************************
* Function Name : SetEPDblBuffCount
* Description : Set the number of bytes for a double Buffer
* endpoint.
* Input : bEpNum,bDir, wCount
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPDblBuffCount(u8 bEpNum, u8 bDir, u16 wCount)
{
_SetEPDblBuffCount(bEpNum, bDir, wCount);
}
/*******************************************************************************
* Function Name : SetEPDblBuf0Count
* Description : Set the number of bytes in the buffer 0 of a double Buffer
* endpoint.
* Input : bEpNum, bDir, wCount
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPDblBuf0Count(u8 bEpNum, u8 bDir, u16 wCount)
{
_SetEPDblBuf0Count(bEpNum, bDir, wCount);
}
/*******************************************************************************
* Function Name : SetEPDblBuf1Count
* Description : Set the number of bytes in the buffer 0 of a double Buffer
* endpoint.
* Input : bEpNum, bDir, wCount
* Output : None.
* Return : None.
*******************************************************************************/
void SetEPDblBuf1Count(u8 bEpNum, u8 bDir, u16 wCount)
{
_SetEPDblBuf1Count(bEpNum, bDir, wCount);
}
/*******************************************************************************
* Function Name : GetEPDblBuf0Count
* Description : Returns the number of byte received in the buffer 0 of a double
* Buffer endpoint.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Endpoint Buffer 0 count
*******************************************************************************/
u16 GetEPDblBuf0Count(u8 bEpNum)
{
return(_GetEPDblBuf0Count(bEpNum));
}
/*******************************************************************************
* Function Name : GetEPDblBuf1Count
* Description : Returns the number of data received in the buffer 1 of a double
* Buffer endpoint.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Endpoint Buffer 1 count.
*******************************************************************************/
u16 GetEPDblBuf1Count(u8 bEpNum)
{
return(_GetEPDblBuf1Count(bEpNum));
}
/*******************************************************************************
* Function Name : GetEPDblBufDir
* Description : gets direction of the double buffered endpoint
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : EP_DBUF_OUT, EP_DBUF_IN,
* EP_DBUF_ERR if the endpoint counter not yet programmed.
*******************************************************************************/
EP_DBUF_DIR GetEPDblBufDir(u8 bEpNum)
{
if ((u16)(*_pEPRxCount(bEpNum) & 0xFC00) != 0)
return(EP_DBUF_OUT);
else if (((u16)(*_pEPTxCount(bEpNum)) & 0x03FF) != 0)
return(EP_DBUF_IN);
else
return(EP_DBUF_ERR);
}
/*******************************************************************************
* Function Name : FreeUserBuffer
* Description : free buffer used from the application realizing it to the line
toggles bit SW_BUF in the double buffered endpoint register
* Input : bEpNum, bDir
* Output : None.
* Return : None.
*******************************************************************************/
void FreeUserBuffer(u8 bEpNum, u8 bDir)
{
if (bDir == EP_DBUF_OUT)
{ /* OUT double buffered endpoint */
_ToggleDTOG_TX(bEpNum);
}
else if (bDir == EP_DBUF_IN)
{ /* IN double buffered endpoint */
_ToggleDTOG_RX(bEpNum);
}
}
/*******************************************************************************
* Function Name : ToWord
* Description : merge two byte in a word.
* Input : bh: byte high, bl: bytes low.
* Output : None.
* Return : resulted word.
*******************************************************************************/
u16 ToWord(u8 bh, u8 bl)
{
u16 wRet;
wRet = (u16)bl | ((u16)bh << 8);
return(wRet);
}
/*******************************************************************************
* Function Name : ByteSwap
* Description : Swap two byte in a word.
* Input : wSwW: word to Swap.
* Output : None.
* Return : resulted word.
*******************************************************************************/
u16 ByteSwap(u16 wSwW)
{
u8 bTemp;
u16 wRet;
bTemp = (u8)(wSwW & 0xff);
wRet = (wSwW >> 8) | ((u16)bTemp << 8);
return(wRet);
}
/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/
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