diff options
Diffstat (limited to 'drivers/staging/epl/edrv.h')
| -rw-r--r-- | drivers/staging/epl/edrv.h | 90 |
1 files changed, 37 insertions, 53 deletions
diff --git a/drivers/staging/epl/edrv.h b/drivers/staging/epl/edrv.h index 139523c66613..a45984dfb092 100644 --- a/drivers/staging/epl/edrv.h +++ b/drivers/staging/epl/edrv.h @@ -81,103 +81,87 @@ #define MAX_ETH_DATA_SIZE 1500 #define MIN_ETH_DATA_SIZE 46 -#define ETH_HDR_OFFSET 0 // Ethernet header at the top of the frame -#define ETH_HDR_SIZE 14 // size of Ethernet header -#define MIN_ETH_SIZE (MIN_ETH_DATA_SIZE + ETH_HDR_SIZE) // without CRC - -#define ETH_CRC_SIZE 4 // size of Ethernet CRC, i.e. FCS - +#define ETH_HDR_OFFSET 0 // Ethernet header at the top of the frame +#define ETH_HDR_SIZE 14 // size of Ethernet header +#define MIN_ETH_SIZE (MIN_ETH_DATA_SIZE + ETH_HDR_SIZE) // without CRC +#define ETH_CRC_SIZE 4 // size of Ethernet CRC, i.e. FCS //--------------------------------------------------------------------------- // types //--------------------------------------------------------------------------- // position of a buffer in an ethernet-frame -typedef enum -{ - kEdrvBufferFirstInFrame = 0x01, // first data buffer in an ethernet frame - kEdrvBufferMiddleInFrame = 0x02, // a middle data buffer in an ethernet frame - kEdrvBufferLastInFrame = 0x04 // last data buffer in an ethernet frame +typedef enum { + kEdrvBufferFirstInFrame = 0x01, // first data buffer in an ethernet frame + kEdrvBufferMiddleInFrame = 0x02, // a middle data buffer in an ethernet frame + kEdrvBufferLastInFrame = 0x04 // last data buffer in an ethernet frame } tEdrvBufferInFrame; - // format of a tx-buffer -typedef struct _tEdrvTxBuffer -{ - tEplMsgType m_EplMsgType; // IN: type of EPL message, set by calling function - unsigned int m_uiTxMsgLen; // IN: length of message to be send (set for each transmit call) - // ---------------------- - unsigned int m_uiBufferNumber; // OUT: number of the buffer, set by ethernetdriver - BYTE * m_pbBuffer; // OUT: pointer to the buffer, set by ethernetdriver - tEplNetTime m_NetTime; // OUT: Timestamp of end of transmission, set by ethernetdriver - // ---------------------- - unsigned int m_uiMaxBufferLen; // IN/OUT: maximum length of the buffer +typedef struct _tEdrvTxBuffer { + tEplMsgType m_EplMsgType; // IN: type of EPL message, set by calling function + unsigned int m_uiTxMsgLen; // IN: length of message to be send (set for each transmit call) + // ---------------------- + unsigned int m_uiBufferNumber; // OUT: number of the buffer, set by ethernetdriver + BYTE *m_pbBuffer; // OUT: pointer to the buffer, set by ethernetdriver + tEplNetTime m_NetTime; // OUT: Timestamp of end of transmission, set by ethernetdriver + // ---------------------- + unsigned int m_uiMaxBufferLen; // IN/OUT: maximum length of the buffer } tEdrvTxBuffer; // format of a rx-buffer -typedef struct _tEdrvRxBuffer -{ - tEdrvBufferInFrame m_BufferInFrame; // OUT position of received buffer in an ethernet-frame - unsigned int m_uiRxMsgLen; // OUT: length of received buffer (without CRC) - BYTE * m_pbBuffer; // OUT: pointer to the buffer, set by ethernetdriver - tEplNetTime m_NetTime; // OUT: Timestamp of end of receiption +typedef struct _tEdrvRxBuffer { + tEdrvBufferInFrame m_BufferInFrame; // OUT position of received buffer in an ethernet-frame + unsigned int m_uiRxMsgLen; // OUT: length of received buffer (without CRC) + BYTE *m_pbBuffer; // OUT: pointer to the buffer, set by ethernetdriver + tEplNetTime m_NetTime; // OUT: Timestamp of end of receiption } tEdrvRxBuffer; - - //typedef void (*tEdrvRxHandler) (BYTE bBufferInFrame_p, tBufferDescr * pbBuffer_p); //typedef void (*tEdrvRxHandler) (BYTE bBufferInFrame_p, BYTE * pbEthernetData_p, WORD wDataLen_p); typedef void (*tEdrvRxHandler) (tEdrvRxBuffer * pRxBuffer_p); typedef void (*tEdrvTxHandler) (tEdrvTxBuffer * pTxBuffer_p); - // format of init structure -typedef struct -{ - BYTE m_abMyMacAddr[6]; // the own MAC address +typedef struct { + BYTE m_abMyMacAddr[6]; // the own MAC address // BYTE m_bNoOfRxBuffDescr; // number of entries in rx bufferdescriptor table // tBufferDescr * m_pRxBuffDescrTable; // rx bufferdescriptor table // WORD m_wRxBufferSize; // size of the whole rx buffer - tEdrvRxHandler m_pfnRxHandler; - tEdrvTxHandler m_pfnTxHandler; + tEdrvRxHandler m_pfnRxHandler; + tEdrvTxHandler m_pfnTxHandler; } tEdrvInitParam; - //--------------------------------------------------------------------------- // function prototypes //--------------------------------------------------------------------------- +tEplKernel EdrvInit(tEdrvInitParam * pEdrvInitParam_p); -tEplKernel EdrvInit (tEdrvInitParam* pEdrvInitParam_p); - -tEplKernel EdrvShutdown (void); +tEplKernel EdrvShutdown(void); -tEplKernel EdrvDefineRxMacAddrEntry (BYTE * pbMacAddr_p); -tEplKernel EdrvUndefineRxMacAddrEntry (BYTE * pbMacAddr_p); +tEplKernel EdrvDefineRxMacAddrEntry(BYTE * pbMacAddr_p); +tEplKernel EdrvUndefineRxMacAddrEntry(BYTE * pbMacAddr_p); //tEplKernel EdrvDefineUnicastEntry (BYTE * pbUCEntry_p); //tEplKernel EdrvUndfineUnicastEntry (BYTE * pbUCEntry_p); -tEplKernel EdrvAllocTxMsgBuffer (tEdrvTxBuffer * pBuffer_p); -tEplKernel EdrvReleaseTxMsgBuffer (tEdrvTxBuffer * pBuffer_p); +tEplKernel EdrvAllocTxMsgBuffer(tEdrvTxBuffer * pBuffer_p); +tEplKernel EdrvReleaseTxMsgBuffer(tEdrvTxBuffer * pBuffer_p); //tEplKernel EdrvWriteMsg (tBufferDescr * pbBuffer_p); -tEplKernel EdrvSendTxMsg (tEdrvTxBuffer * pBuffer_p); -tEplKernel EdrvTxMsgReady (tEdrvTxBuffer * pBuffer_p); -tEplKernel EdrvTxMsgStart (tEdrvTxBuffer * pBuffer_p); +tEplKernel EdrvSendTxMsg(tEdrvTxBuffer * pBuffer_p); +tEplKernel EdrvTxMsgReady(tEdrvTxBuffer * pBuffer_p); +tEplKernel EdrvTxMsgStart(tEdrvTxBuffer * pBuffer_p); //tEplKernel EdrvReadMsg (void); // interrupt handler called by target specific interrupt handler -void EdrvInterruptHandler (void); - - - -#endif // #ifndef _EDRV_H_ - +void EdrvInterruptHandler(void); +#endif // #ifndef _EDRV_H_ |