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|
/**
******************************************************************************
* @file usb_regs.h
* @author MCD Application Team
* @version V4.0.0
* @date 28-August-2012
* @brief Interface prototype functions to USB cell registers
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT 2012 STMicroelectronics</center></h2>
*
* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.st.com/software_license_agreement_liberty_v2
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __USB_REGS_H
#define __USB_REGS_H
/* Includes ------------------------------------------------------------------*/
#ifdef STM32F30X
#include "STM32F30x.h"
#else
#include "STM32F10x.h"
#endif
/* Exported types ------------------------------------------------------------*/
typedef enum _EP_DBUF_DIR
{
/* double buffered endpoint direction */
EP_DBUF_ERR,
EP_DBUF_OUT,
EP_DBUF_IN
}EP_DBUF_DIR;
/* endpoint buffer number */
enum EP_BUF_NUM
{
EP_NOBUF,
EP_BUF0,
EP_BUF1
};
/* Exported constants --------------------------------------------------------*/
#define RegBase (0x40005C00L) /* USB_IP Peripheral Registers base address */
#define PMAAddr (0x40006000L) /* USB_IP Packet Memory Area base address */
/******************************************************************************/
/* General registers */
/******************************************************************************/
/* Control register */
#define CNTR ((__IO unsigned *)(RegBase + 0x40))
/* Interrupt status register */
#define ISTR ((__IO unsigned *)(RegBase + 0x44))
/* Frame number register */
#define FNR ((__IO unsigned *)(RegBase + 0x48))
/* Device address register */
#define DADDR ((__IO unsigned *)(RegBase + 0x4C))
/* Buffer Table address register */
#define BTABLE ((__IO unsigned *)(RegBase + 0x50))
/******************************************************************************/
/* Endpoint registers */
/******************************************************************************/
#define EP0REG ((__IO unsigned *)(RegBase)) /* endpoint 0 register address */
/* Endpoint Addresses (w/direction) */
#define EP0_OUT ((uint8_t)0x00)
#define EP0_IN ((uint8_t)0x80)
#define EP1_OUT ((uint8_t)0x01)
#define EP1_IN ((uint8_t)0x81)
#define EP2_OUT ((uint8_t)0x02)
#define EP2_IN ((uint8_t)0x82)
#define EP3_OUT ((uint8_t)0x03)
#define EP3_IN ((uint8_t)0x83)
#define EP4_OUT ((uint8_t)0x04)
#define EP4_IN ((uint8_t)0x84)
#define EP5_OUT ((uint8_t)0x05)
#define EP5_IN ((uint8_t)0x85)
#define EP6_OUT ((uint8_t)0x06)
#define EP6_IN ((uint8_t)0x86)
#define EP7_OUT ((uint8_t)0x07)
#define EP7_IN ((uint8_t)0x87)
/* endpoints enumeration */
#define ENDP0 ((uint8_t)0)
#define ENDP1 ((uint8_t)1)
#define ENDP2 ((uint8_t)2)
#define ENDP3 ((uint8_t)3)
#define ENDP4 ((uint8_t)4)
#define ENDP5 ((uint8_t)5)
#define ENDP6 ((uint8_t)6)
#define ENDP7 ((uint8_t)7)
/******************************************************************************/
/* ISTR interrupt events */
/******************************************************************************/
#define ISTR_CTR (0x8000) /* Correct TRansfer (clear-only bit) */
#define ISTR_DOVR (0x4000) /* DMA OVeR/underrun (clear-only bit) */
#define ISTR_ERR (0x2000) /* ERRor (clear-only bit) */
#define ISTR_WKUP (0x1000) /* WaKe UP (clear-only bit) */
#define ISTR_SUSP (0x0800) /* SUSPend (clear-only bit) */
#define ISTR_RESET (0x0400) /* RESET (clear-only bit) */
#define ISTR_SOF (0x0200) /* Start Of Frame (clear-only bit) */
#define ISTR_ESOF (0x0100) /* Expected Start Of Frame (clear-only bit) */
#define ISTR_DIR (0x0010) /* DIRection of transaction (read-only bit) */
#define ISTR_EP_ID (0x000F) /* EndPoint IDentifier (read-only bit) */
#define CLR_CTR (~ISTR_CTR) /* clear Correct TRansfer bit */
#define CLR_DOVR (~ISTR_DOVR) /* clear DMA OVeR/underrun bit*/
#define CLR_ERR (~ISTR_ERR) /* clear ERRor bit */
#define CLR_WKUP (~ISTR_WKUP) /* clear WaKe UP bit */
#define CLR_SUSP (~ISTR_SUSP) /* clear SUSPend bit */
#define CLR_RESET (~ISTR_RESET) /* clear RESET bit */
#define CLR_SOF (~ISTR_SOF) /* clear Start Of Frame bit */
#define CLR_ESOF (~ISTR_ESOF) /* clear Expected Start Of Frame bit */
/******************************************************************************/
/* CNTR control register bits definitions */
/******************************************************************************/
#define CNTR_CTRM (0x8000) /* Correct TRansfer Mask */
#define CNTR_DOVRM (0x4000) /* DMA OVeR/underrun Mask */
#define CNTR_ERRM (0x2000) /* ERRor Mask */
#define CNTR_WKUPM (0x1000) /* WaKe UP Mask */
#define CNTR_SUSPM (0x0800) /* SUSPend Mask */
#define CNTR_RESETM (0x0400) /* RESET Mask */
#define CNTR_SOFM (0x0200) /* Start Of Frame Mask */
#define CNTR_ESOFM (0x0100) /* Expected Start Of Frame Mask */
#define CNTR_RESUME (0x0010) /* RESUME request */
#define CNTR_FSUSP (0x0008) /* Force SUSPend */
#define CNTR_LPMODE (0x0004) /* Low-power MODE */
#define CNTR_PDWN (0x0002) /* Power DoWN */
#define CNTR_FRES (0x0001) /* Force USB RESet */
/******************************************************************************/
/* FNR Frame Number Register bit definitions */
/******************************************************************************/
#define FNR_RXDP (0x8000) /* status of D+ data line */
#define FNR_RXDM (0x4000) /* status of D- data line */
#define FNR_LCK (0x2000) /* LoCKed */
#define FNR_LSOF (0x1800) /* Lost SOF */
#define FNR_FN (0x07FF) /* Frame Number */
/******************************************************************************/
/* DADDR Device ADDRess bit definitions */
/******************************************************************************/
#define DADDR_EF (0x80)
#define DADDR_ADD (0x7F)
/******************************************************************************/
/* Endpoint register */
/******************************************************************************/
/* bit positions */
#define EP_CTR_RX (0x8000) /* EndPoint Correct TRansfer RX */
#define EP_DTOG_RX (0x4000) /* EndPoint Data TOGGLE RX */
#define EPRX_STAT (0x3000) /* EndPoint RX STATus bit field */
#define EP_SETUP (0x0800) /* EndPoint SETUP */
#define EP_T_FIELD (0x0600) /* EndPoint TYPE */
#define EP_KIND (0x0100) /* EndPoint KIND */
#define EP_CTR_TX (0x0080) /* EndPoint Correct TRansfer TX */
#define EP_DTOG_TX (0x0040) /* EndPoint Data TOGGLE TX */
#define EPTX_STAT (0x0030) /* EndPoint TX STATus bit field */
#define EPADDR_FIELD (0x000F) /* EndPoint ADDRess FIELD */
/* EndPoint REGister MASK (no toggle fields) */
#define EPREG_MASK (EP_CTR_RX|EP_SETUP|EP_T_FIELD|EP_KIND|EP_CTR_TX|EPADDR_FIELD)
/* EP_TYPE[1:0] EndPoint TYPE */
#define EP_TYPE_MASK (0x0600) /* EndPoint TYPE Mask */
#define EP_BULK (0x0000) /* EndPoint BULK */
#define EP_CONTROL (0x0200) /* EndPoint CONTROL */
#define EP_ISOCHRONOUS (0x0400) /* EndPoint ISOCHRONOUS */
#define EP_INTERRUPT (0x0600) /* EndPoint INTERRUPT */
#define EP_T_MASK (~EP_T_FIELD & EPREG_MASK)
/* EP_KIND EndPoint KIND */
#define EPKIND_MASK (~EP_KIND & EPREG_MASK)
/* STAT_TX[1:0] STATus for TX transfer */
#define EP_TX_DIS (0x0000) /* EndPoint TX DISabled */
#define EP_TX_STALL (0x0010) /* EndPoint TX STALLed */
#define EP_TX_NAK (0x0020) /* EndPoint TX NAKed */
#define EP_TX_VALID (0x0030) /* EndPoint TX VALID */
#define EPTX_DTOG1 (0x0010) /* EndPoint TX Data TOGgle bit1 */
#define EPTX_DTOG2 (0x0020) /* EndPoint TX Data TOGgle bit2 */
#define EPTX_DTOGMASK (EPTX_STAT|EPREG_MASK)
/* STAT_RX[1:0] STATus for RX transfer */
#define EP_RX_DIS (0x0000) /* EndPoint RX DISabled */
#define EP_RX_STALL (0x1000) /* EndPoint RX STALLed */
#define EP_RX_NAK (0x2000) /* EndPoint RX NAKed */
#define EP_RX_VALID (0x3000) /* EndPoint RX VALID */
#define EPRX_DTOG1 (0x1000) /* EndPoint RX Data TOGgle bit1 */
#define EPRX_DTOG2 (0x2000) /* EndPoint RX Data TOGgle bit1 */
#define EPRX_DTOGMASK (EPRX_STAT|EPREG_MASK)
/* Exported macro ------------------------------------------------------------*/
/* SetCNTR */
#define _SetCNTR(wRegValue) (*CNTR = (uint16_t)wRegValue)
/* SetISTR */
#define _SetISTR(wRegValue) (*ISTR = (uint16_t)wRegValue)
/* SetDADDR */
#define _SetDADDR(wRegValue) (*DADDR = (uint16_t)wRegValue)
/* SetBTABLE */
#define _SetBTABLE(wRegValue)(*BTABLE = (uint16_t)(wRegValue & 0xFFF8))
/* GetCNTR */
#define _GetCNTR() ((uint16_t) *CNTR)
/* GetISTR */
#define _GetISTR() ((uint16_t) *ISTR)
/* GetFNR */
#define _GetFNR() ((uint16_t) *FNR)
/* GetDADDR */
#define _GetDADDR() ((uint16_t) *DADDR)
/* GetBTABLE */
#define _GetBTABLE() ((uint16_t) *BTABLE)
/* SetENDPOINT */
#define _SetENDPOINT(bEpNum,wRegValue) (*(EP0REG + bEpNum)= \
(uint16_t)wRegValue)
/* GetENDPOINT */
#define _GetENDPOINT(bEpNum) ((uint16_t)(*(EP0REG + bEpNum)))
/*******************************************************************************
* Macro Name : SetEPType
* Description : sets the type in the endpoint register(bits EP_TYPE[1:0])
* Input : bEpNum: Endpoint Number.
* wType
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPType(bEpNum,wType) (_SetENDPOINT(bEpNum,\
((_GetENDPOINT(bEpNum) & EP_T_MASK) | wType )))
/*******************************************************************************
* Macro Name : GetEPType
* Description : gets the type in the endpoint register(bits EP_TYPE[1:0])
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : Endpoint Type
*******************************************************************************/
#define _GetEPType(bEpNum) (_GetENDPOINT(bEpNum) & EP_T_FIELD)
/*******************************************************************************
* Macro Name : SetEPTxStatus
* Description : sets the status for tx transfer (bits STAT_TX[1:0]).
* Input : bEpNum: Endpoint Number.
* wState: new state
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPTxStatus(bEpNum,wState) {\
register uint16_t _wRegVal; \
_wRegVal = _GetENDPOINT(bEpNum) & EPTX_DTOGMASK;\
/* toggle first bit ? */ \
if((EPTX_DTOG1 & wState)!= 0) \
_wRegVal ^= EPTX_DTOG1; \
/* toggle second bit ? */ \
if((EPTX_DTOG2 & wState)!= 0) \
_wRegVal ^= EPTX_DTOG2; \
_SetENDPOINT(bEpNum, (_wRegVal | EP_CTR_RX|EP_CTR_TX)); \
} /* _SetEPTxStatus */
/*******************************************************************************
* Macro Name : SetEPRxStatus
* Description : sets the status for rx transfer (bits STAT_TX[1:0])
* Input : bEpNum: Endpoint Number.
* wState: new state.
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPRxStatus(bEpNum,wState) {\
register uint16_t _wRegVal; \
\
_wRegVal = _GetENDPOINT(bEpNum) & EPRX_DTOGMASK;\
/* toggle first bit ? */ \
if((EPRX_DTOG1 & wState)!= 0) \
_wRegVal ^= EPRX_DTOG1; \
/* toggle second bit ? */ \
if((EPRX_DTOG2 & wState)!= 0) \
_wRegVal ^= EPRX_DTOG2; \
_SetENDPOINT(bEpNum, (_wRegVal | EP_CTR_RX|EP_CTR_TX)); \
} /* _SetEPRxStatus */
/*******************************************************************************
* Macro Name : SetEPRxTxStatus
* Description : sets the status for rx & tx (bits STAT_TX[1:0] & STAT_RX[1:0])
* Input : bEpNum: Endpoint Number.
* wStaterx: new state.
* wStatetx: new state.
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPRxTxStatus(bEpNum,wStaterx,wStatetx) {\
register uint32_t _wRegVal; \
\
_wRegVal = _GetENDPOINT(bEpNum) & (EPRX_DTOGMASK |EPTX_STAT) ;\
/* toggle first bit ? */ \
if((EPRX_DTOG1 & wStaterx)!= 0) \
_wRegVal ^= EPRX_DTOG1; \
/* toggle second bit ? */ \
if((EPRX_DTOG2 & wStaterx)!= 0) \
_wRegVal ^= EPRX_DTOG2; \
/* toggle first bit ? */ \
if((EPTX_DTOG1 & wStatetx)!= 0) \
_wRegVal ^= EPTX_DTOG1; \
/* toggle second bit ? */ \
if((EPTX_DTOG2 & wStatetx)!= 0) \
_wRegVal ^= EPTX_DTOG2; \
_SetENDPOINT(bEpNum, _wRegVal | EP_CTR_RX|EP_CTR_TX); \
} /* _SetEPRxTxStatus */
/*******************************************************************************
* Macro Name : GetEPTxStatus / GetEPRxStatus
* Description : gets the status for tx/rx transfer (bits STAT_TX[1:0]
* /STAT_RX[1:0])
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : status .
*******************************************************************************/
#define _GetEPTxStatus(bEpNum) ((uint16_t)_GetENDPOINT(bEpNum) & EPTX_STAT)
#define _GetEPRxStatus(bEpNum) ((uint16_t)_GetENDPOINT(bEpNum) & EPRX_STAT)
/*******************************************************************************
* Macro Name : SetEPTxValid / SetEPRxValid
* Description : sets directly the VALID tx/rx-status into the enpoint register
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPTxValid(bEpNum) (_SetEPTxStatus(bEpNum, EP_TX_VALID))
#define _SetEPRxValid(bEpNum) (_SetEPRxStatus(bEpNum, EP_RX_VALID))
/*******************************************************************************
* Macro Name : GetTxStallStatus / GetRxStallStatus.
* Description : checks stall condition in an endpoint.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : TRUE = endpoint in stall condition.
*******************************************************************************/
#define _GetTxStallStatus(bEpNum) (_GetEPTxStatus(bEpNum) \
== EP_TX_STALL)
#define _GetRxStallStatus(bEpNum) (_GetEPRxStatus(bEpNum) \
== EP_RX_STALL)
/*******************************************************************************
* Macro Name : SetEP_KIND / ClearEP_KIND.
* Description : set & clear EP_KIND bit.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEP_KIND(bEpNum) (_SetENDPOINT(bEpNum, \
(EP_CTR_RX|EP_CTR_TX|((_GetENDPOINT(bEpNum) | EP_KIND) & EPREG_MASK))))
#define _ClearEP_KIND(bEpNum) (_SetENDPOINT(bEpNum, \
(EP_CTR_RX|EP_CTR_TX|(_GetENDPOINT(bEpNum) & EPKIND_MASK))))
/*******************************************************************************
* Macro Name : Set_Status_Out / Clear_Status_Out.
* Description : Sets/clears directly STATUS_OUT bit in the endpoint register.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
#define _Set_Status_Out(bEpNum) _SetEP_KIND(bEpNum)
#define _Clear_Status_Out(bEpNum) _ClearEP_KIND(bEpNum)
/*******************************************************************************
* Macro Name : SetEPDoubleBuff / ClearEPDoubleBuff.
* Description : Sets/clears directly EP_KIND bit in the endpoint register.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPDoubleBuff(bEpNum) _SetEP_KIND(bEpNum)
#define _ClearEPDoubleBuff(bEpNum) _ClearEP_KIND(bEpNum)
/*******************************************************************************
* Macro Name : ClearEP_CTR_RX / ClearEP_CTR_TX.
* Description : Clears bit CTR_RX / CTR_TX in the endpoint register.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
#define _ClearEP_CTR_RX(bEpNum) (_SetENDPOINT(bEpNum,\
_GetENDPOINT(bEpNum) & 0x7FFF & EPREG_MASK))
#define _ClearEP_CTR_TX(bEpNum) (_SetENDPOINT(bEpNum,\
_GetENDPOINT(bEpNum) & 0xFF7F & EPREG_MASK))
/*******************************************************************************
* Macro Name : ToggleDTOG_RX / ToggleDTOG_TX .
* Description : Toggles DTOG_RX / DTOG_TX bit in the endpoint register.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
#define _ToggleDTOG_RX(bEpNum) (_SetENDPOINT(bEpNum, \
EP_CTR_RX|EP_CTR_TX|EP_DTOG_RX | (_GetENDPOINT(bEpNum) & EPREG_MASK)))
#define _ToggleDTOG_TX(bEpNum) (_SetENDPOINT(bEpNum, \
EP_CTR_RX|EP_CTR_TX|EP_DTOG_TX | (_GetENDPOINT(bEpNum) & EPREG_MASK)))
/*******************************************************************************
* Macro Name : ClearDTOG_RX / ClearDTOG_TX.
* Description : Clears DTOG_RX / DTOG_TX bit in the endpoint register.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
#define _ClearDTOG_RX(bEpNum) if((_GetENDPOINT(bEpNum) & EP_DTOG_RX) != 0)\
_ToggleDTOG_RX(bEpNum)
#define _ClearDTOG_TX(bEpNum) if((_GetENDPOINT(bEpNum) & EP_DTOG_TX) != 0)\
_ToggleDTOG_TX(bEpNum)
/*******************************************************************************
* Macro Name : SetEPAddress.
* Description : Sets address in an endpoint register.
* Input : bEpNum: Endpoint Number.
* bAddr: Address.
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPAddress(bEpNum,bAddr) _SetENDPOINT(bEpNum,\
EP_CTR_RX|EP_CTR_TX|(_GetENDPOINT(bEpNum) & EPREG_MASK) | bAddr)
/*******************************************************************************
* Macro Name : GetEPAddress.
* Description : Gets address in an endpoint register.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : None.
*******************************************************************************/
#define _GetEPAddress(bEpNum) ((uint8_t)(_GetENDPOINT(bEpNum) & EPADDR_FIELD))
#define _pEPTxAddr(bEpNum) ((uint32_t *)((_GetBTABLE()+bEpNum*8 )*2 + PMAAddr))
#define _pEPTxCount(bEpNum) ((uint32_t *)((_GetBTABLE()+bEpNum*8+2)*2 + PMAAddr))
#define _pEPRxAddr(bEpNum) ((uint32_t *)((_GetBTABLE()+bEpNum*8+4)*2 + PMAAddr))
#define _pEPRxCount(bEpNum) ((uint32_t *)((_GetBTABLE()+bEpNum*8+6)*2 + PMAAddr))
/*******************************************************************************
* Macro Name : SetEPTxAddr / SetEPRxAddr.
* Description : sets address of the tx/rx buffer.
* Input : bEpNum: Endpoint Number.
* wAddr: address to be set (must be word aligned).
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPTxAddr(bEpNum,wAddr) (*_pEPTxAddr(bEpNum) = ((wAddr >> 1) << 1))
#define _SetEPRxAddr(bEpNum,wAddr) (*_pEPRxAddr(bEpNum) = ((wAddr >> 1) << 1))
/*******************************************************************************
* Macro Name : GetEPTxAddr / GetEPRxAddr.
* Description : Gets address of the tx/rx buffer.
* Input : bEpNum: Endpoint Number.
* Output : None.
* Return : address of the buffer.
*******************************************************************************/
#define _GetEPTxAddr(bEpNum) ((uint16_t)*_pEPTxAddr(bEpNum))
#define _GetEPRxAddr(bEpNum) ((uint16_t)*_pEPRxAddr(bEpNum))
/*******************************************************************************
* Macro Name : SetEPCountRxReg.
* Description : Sets counter of rx buffer with no. of blocks.
* Input : pdwReg: pointer to counter.
* wCount: Counter.
* Output : None.
* Return : None.
*******************************************************************************/
#define _BlocksOf32(dwReg,wCount,wNBlocks) {\
wNBlocks = wCount >> 5;\
if((wCount & 0x1f) == 0)\
wNBlocks--;\
*pdwReg = (uint32_t)((wNBlocks << 10) | 0x8000);\
}/* _BlocksOf32 */
#define _BlocksOf2(dwReg,wCount,wNBlocks) {\
wNBlocks = wCount >> 1;\
if((wCount & 0x1) != 0)\
wNBlocks++;\
*pdwReg = (uint32_t)(wNBlocks << 10);\
}/* _BlocksOf2 */
#define _SetEPCountRxReg(dwReg,wCount) {\
uint16_t wNBlocks;\
if(wCount > 62){_BlocksOf32(dwReg,wCount,wNBlocks);}\
else {_BlocksOf2(dwReg,wCount,wNBlocks);}\
}/* _SetEPCountRxReg */
#define _SetEPRxDblBuf0Count(bEpNum,wCount) {\
uint32_t *pdwReg = _pEPTxCount(bEpNum); \
_SetEPCountRxReg(pdwReg, wCount);\
}
/*******************************************************************************
* Macro Name : SetEPTxCount / SetEPRxCount.
* Description : sets counter for the tx/rx buffer.
* Input : bEpNum: endpoint number.
* wCount: Counter value.
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPTxCount(bEpNum,wCount) (*_pEPTxCount(bEpNum) = wCount)
#define _SetEPRxCount(bEpNum,wCount) {\
uint32_t *pdwReg = _pEPRxCount(bEpNum); \
_SetEPCountRxReg(pdwReg, wCount);\
}
/*******************************************************************************
* Macro Name : GetEPTxCount / GetEPRxCount.
* Description : gets counter of the tx buffer.
* Input : bEpNum: endpoint number.
* Output : None.
* Return : Counter value.
*******************************************************************************/
#define _GetEPTxCount(bEpNum)((uint16_t)(*_pEPTxCount(bEpNum)) & 0x3ff)
#define _GetEPRxCount(bEpNum)((uint16_t)(*_pEPRxCount(bEpNum)) & 0x3ff)
/*******************************************************************************
* Macro Name : SetEPDblBuf0Addr / SetEPDblBuf1Addr.
* Description : Sets buffer 0/1 address in a double buffer endpoint.
* Input : bEpNum: endpoint number.
* : wBuf0Addr: buffer 0 address.
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPDblBuf0Addr(bEpNum,wBuf0Addr) {_SetEPTxAddr(bEpNum, wBuf0Addr);}
#define _SetEPDblBuf1Addr(bEpNum,wBuf1Addr) {_SetEPRxAddr(bEpNum, wBuf1Addr);}
/*******************************************************************************
* Macro Name : SetEPDblBuffAddr.
* Description : Sets addresses in a double buffer endpoint.
* Input : bEpNum: endpoint number.
* : wBuf0Addr: buffer 0 address.
* : wBuf1Addr = buffer 1 address.
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPDblBuffAddr(bEpNum,wBuf0Addr,wBuf1Addr) { \
_SetEPDblBuf0Addr(bEpNum, wBuf0Addr);\
_SetEPDblBuf1Addr(bEpNum, wBuf1Addr);\
} /* _SetEPDblBuffAddr */
/*******************************************************************************
* Macro Name : GetEPDblBuf0Addr / GetEPDblBuf1Addr.
* Description : Gets buffer 0/1 address of a double buffer endpoint.
* Input : bEpNum: endpoint number.
* Output : None.
* Return : None.
*******************************************************************************/
#define _GetEPDblBuf0Addr(bEpNum) (_GetEPTxAddr(bEpNum))
#define _GetEPDblBuf1Addr(bEpNum) (_GetEPRxAddr(bEpNum))
/*******************************************************************************
* Macro Name : SetEPDblBuffCount / SetEPDblBuf0Count / SetEPDblBuf1Count.
* Description : Gets buffer 0/1 address of a double buffer endpoint.
* Input : bEpNum: endpoint number.
* : bDir: endpoint dir EP_DBUF_OUT = OUT
* EP_DBUF_IN = IN
* : wCount: Counter value
* Output : None.
* Return : None.
*******************************************************************************/
#define _SetEPDblBuf0Count(bEpNum, bDir, wCount) { \
if(bDir == EP_DBUF_OUT)\
/* OUT endpoint */ \
{_SetEPRxDblBuf0Count(bEpNum,wCount);} \
else if(bDir == EP_DBUF_IN)\
/* IN endpoint */ \
*_pEPTxCount(bEpNum) = (uint32_t)wCount; \
} /* SetEPDblBuf0Count*/
#define _SetEPDblBuf1Count(bEpNum, bDir, wCount) { \
if(bDir == EP_DBUF_OUT)\
/* OUT endpoint */ \
{_SetEPRxCount(bEpNum,wCount);}\
else if(bDir == EP_DBUF_IN)\
/* IN endpoint */\
*_pEPRxCount(bEpNum) = (uint32_t)wCount; \
} /* SetEPDblBuf1Count */
#define _SetEPDblBuffCount(bEpNum, bDir, wCount) {\
_SetEPDblBuf0Count(bEpNum, bDir, wCount); \
_SetEPDblBuf1Count(bEpNum, bDir, wCount); \
} /* _SetEPDblBuffCount */
/*******************************************************************************
* Macro Name : GetEPDblBuf0Count / GetEPDblBuf1Count.
* Description : Gets buffer 0/1 rx/tx counter for double buffering.
* Input : bEpNum: endpoint number.
* Output : None.
* Return : None.
*******************************************************************************/
#define _GetEPDblBuf0Count(bEpNum) (_GetEPTxCount(bEpNum))
#define _GetEPDblBuf1Count(bEpNum) (_GetEPRxCount(bEpNum))
/* External variables --------------------------------------------------------*/
extern volatile uint16_t wIstr; /* ISTR register last read value */
/* Exported functions ------------------------------------------------------- */
void SetCNTR(uint16_t /*wRegValue*/);
void SetISTR(uint16_t /*wRegValue*/);
void SetDADDR(uint16_t /*wRegValue*/);
void SetBTABLE(uint16_t /*wRegValue*/);
void SetBTABLE(uint16_t /*wRegValue*/);
uint16_t GetCNTR(void);
uint16_t GetISTR(void);
uint16_t GetFNR(void);
uint16_t GetDADDR(void);
uint16_t GetBTABLE(void);
void SetENDPOINT(uint8_t /*bEpNum*/, uint16_t /*wRegValue*/);
uint16_t GetENDPOINT(uint8_t /*bEpNum*/);
void SetEPType(uint8_t /*bEpNum*/, uint16_t /*wType*/);
uint16_t GetEPType(uint8_t /*bEpNum*/);
void SetEPTxStatus(uint8_t /*bEpNum*/, uint16_t /*wState*/);
void SetEPRxStatus(uint8_t /*bEpNum*/, uint16_t /*wState*/);
void SetDouBleBuffEPStall(uint8_t /*bEpNum*/, uint8_t bDir);
uint16_t GetEPTxStatus(uint8_t /*bEpNum*/);
uint16_t GetEPRxStatus(uint8_t /*bEpNum*/);
void SetEPTxValid(uint8_t /*bEpNum*/);
void SetEPRxValid(uint8_t /*bEpNum*/);
uint16_t GetTxStallStatus(uint8_t /*bEpNum*/);
uint16_t GetRxStallStatus(uint8_t /*bEpNum*/);
void SetEP_KIND(uint8_t /*bEpNum*/);
void ClearEP_KIND(uint8_t /*bEpNum*/);
void Set_Status_Out(uint8_t /*bEpNum*/);
void Clear_Status_Out(uint8_t /*bEpNum*/);
void SetEPDoubleBuff(uint8_t /*bEpNum*/);
void ClearEPDoubleBuff(uint8_t /*bEpNum*/);
void ClearEP_CTR_RX(uint8_t /*bEpNum*/);
void ClearEP_CTR_TX(uint8_t /*bEpNum*/);
void ToggleDTOG_RX(uint8_t /*bEpNum*/);
void ToggleDTOG_TX(uint8_t /*bEpNum*/);
void ClearDTOG_RX(uint8_t /*bEpNum*/);
void ClearDTOG_TX(uint8_t /*bEpNum*/);
void SetEPAddress(uint8_t /*bEpNum*/, uint8_t /*bAddr*/);
uint8_t GetEPAddress(uint8_t /*bEpNum*/);
void SetEPTxAddr(uint8_t /*bEpNum*/, uint16_t /*wAddr*/);
void SetEPRxAddr(uint8_t /*bEpNum*/, uint16_t /*wAddr*/);
uint16_t GetEPTxAddr(uint8_t /*bEpNum*/);
uint16_t GetEPRxAddr(uint8_t /*bEpNum*/);
void SetEPCountRxReg(uint32_t * /*pdwReg*/, uint16_t /*wCount*/);
void SetEPTxCount(uint8_t /*bEpNum*/, uint16_t /*wCount*/);
void SetEPRxCount(uint8_t /*bEpNum*/, uint16_t /*wCount*/);
uint16_t GetEPTxCount(uint8_t /*bEpNum*/);
uint16_t GetEPRxCount(uint8_t /*bEpNum*/);
void SetEPDblBuf0Addr(uint8_t /*bEpNum*/, uint16_t /*wBuf0Addr*/);
void SetEPDblBuf1Addr(uint8_t /*bEpNum*/, uint16_t /*wBuf1Addr*/);
void SetEPDblBuffAddr(uint8_t /*bEpNum*/, uint16_t /*wBuf0Addr*/, uint16_t /*wBuf1Addr*/);
uint16_t GetEPDblBuf0Addr(uint8_t /*bEpNum*/);
uint16_t GetEPDblBuf1Addr(uint8_t /*bEpNum*/);
void SetEPDblBuffCount(uint8_t /*bEpNum*/, uint8_t /*bDir*/, uint16_t /*wCount*/);
void SetEPDblBuf0Count(uint8_t /*bEpNum*/, uint8_t /*bDir*/, uint16_t /*wCount*/);
void SetEPDblBuf1Count(uint8_t /*bEpNum*/, uint8_t /*bDir*/, uint16_t /*wCount*/);
uint16_t GetEPDblBuf0Count(uint8_t /*bEpNum*/);
uint16_t GetEPDblBuf1Count(uint8_t /*bEpNum*/);
EP_DBUF_DIR GetEPDblBufDir(uint8_t /*bEpNum*/);
void FreeUserBuffer(uint8_t bEpNum/*bEpNum*/, uint8_t bDir);
uint16_t ToWord(uint8_t, uint8_t);
uint16_t ByteSwap(uint16_t);
#endif /* __USB_REGS_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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