skdrv2nd.h
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- /******************************************************************************
- *
- * Name: skdrv2nd.h
- * Project: GEnesis, PCI Gigabit Ethernet Adapter
- * Version: $Revision: 1.12.2.1 $
- * Date: $Date: 2001/03/12 16:50:59 $
- * Purpose: Second header file for driver and all other modules
- *
- ******************************************************************************/
- /******************************************************************************
- *
- * (C)Copyright 1998-2001 SysKonnect,
- * a business unit of Schneider & Koch & Co. Datensysteme GmbH.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * The information in this file is provided "AS IS" without warranty.
- *
- ******************************************************************************/
- /******************************************************************************
- *
- * History:
- *
- * $Log: skdrv2nd.h,v $
- * Revision 1.12.2.1 2001/03/12 16:50:59 mlindner
- * chg: kernel 2.4 adaption
- *
- * Revision 1.12 2001/03/01 12:52:15 mlindner
- * Fixed ring size
- *
- * Revision 1.11 2001/02/19 13:28:02 mlindner
- * Changed PNMI parameter values
- *
- * Revision 1.10 2001/01/22 14:16:04 mlindner
- * added ProcFs functionality
- * Dual Net functionality integrated
- * Rlmt networks added
- *
- * Revision 1.1 2000/10/05 19:46:50 phargrov
- * Add directory src/vipk_devs_nonlbl/vipk_sk98lin/
- * This is the SysKonnect SK-98xx Gigabit Ethernet driver,
- * contributed by SysKonnect.
- *
- * Revision 1.9 2000/02/21 10:39:55 cgoos
- * Added flag for jumbo support usage.
- *
- * Revision 1.8 1999/11/22 13:50:44 cgoos
- * Changed license header to GPL.
- * Fixed two comments.
- *
- * Revision 1.7 1999/09/28 12:38:21 cgoos
- * Added CheckQueue to SK_AC.
- *
- * Revision 1.6 1999/07/27 08:04:05 cgoos
- * Added checksumming variables to SK_AC.
- *
- * Revision 1.5 1999/03/29 12:33:26 cgoos
- * Rreversed to fine lock granularity.
- *
- * Revision 1.4 1999/03/15 12:14:02 cgoos
- * Added DriverLock to SK_AC.
- * Removed other locks.
- *
- * Revision 1.3 1999/03/01 08:52:27 cgoos
- * Changed pAC->PciDev declaration.
- *
- * Revision 1.2 1999/02/18 10:57:14 cgoos
- * Removed SkDrvTimeStamp prototype.
- * Fixed SkGeOsGetTime prototype.
- *
- * Revision 1.1 1999/02/16 07:41:01 cgoos
- * First version.
- *
- *
- *
- ******************************************************************************/
- /******************************************************************************
- *
- * Description:
- *
- * This is the second include file of the driver, which includes all other
- * neccessary files and defines all structures and constants used by the
- * driver and the common modules.
- *
- * Include File Hierarchy:
- *
- * see skge.c
- *
- ******************************************************************************/
- #ifndef __INC_SKDRV2ND_H
- #define __INC_SKDRV2ND_H
- #include "h/skqueue.h"
- #include "h/skgehwt.h"
- #include "h/sktimer.h"
- #include "h/ski2c.h"
- #include "h/skgepnmi.h"
- #include "h/skvpd.h"
- #include "h/skgehw.h"
- #include "h/skgeinit.h"
- #include "h/skaddr.h"
- #include "h/skgesirq.h"
- #include "h/skcsum.h"
- #include "h/skrlmt.h"
- #include "h/skgedrv.h"
- /* global function prototypes ******************************************/
- extern SK_MBUF *SkDrvAllocRlmtMbuf(SK_AC*, SK_IOC, unsigned);
- extern void SkDrvFreeRlmtMbuf(SK_AC*, SK_IOC, SK_MBUF*);
- extern SK_U64 SkOsGetTime(SK_AC*);
- extern int SkPciReadCfgDWord(SK_AC*, int, SK_U32*);
- extern int SkPciReadCfgWord(SK_AC*, int, SK_U16*);
- extern int SkPciReadCfgByte(SK_AC*, int, SK_U8*);
- extern int SkPciWriteCfgDWord(SK_AC*, int, SK_U32);
- extern int SkPciWriteCfgWord(SK_AC*, int, SK_U16);
- extern int SkPciWriteCfgByte(SK_AC*, int, SK_U8);
- extern int SkDrvEvent(SK_AC*, SK_IOC IoC, SK_U32, SK_EVPARA);
- struct s_DrvRlmtMbuf {
- SK_MBUF *pNext; /* Pointer to next RLMT Mbuf. */
- SK_U8 *pData; /* Data buffer (virtually contig.). */
- unsigned Size; /* Data buffer size. */
- unsigned Length; /* Length of packet (<= Size). */
- SK_U32 PortIdx; /* Receiving/transmitting port. */
- #ifdef SK_RLMT_MBUF_PRIVATE
- SK_RLMT_MBUF Rlmt; /* Private part for RLMT. */
- #endif /* SK_RLMT_MBUF_PRIVATE */
- struct sk_buff *pOs; /* Pointer to message block */
- };
- /*
- * ioctl definitions
- */
- #define SK_IOCTL_BASE (SIOCDEVPRIVATE)
- #define SK_IOCTL_GETMIB (SK_IOCTL_BASE + 0)
- #define SK_IOCTL_SETMIB (SK_IOCTL_BASE + 1)
- #define SK_IOCTL_PRESETMIB (SK_IOCTL_BASE + 2)
- typedef struct s_IOCTL SK_GE_IOCTL;
- struct s_IOCTL {
- char* pData;
- unsigned int Len;
- };
- /*
- * define sizes of descriptor rings in bytes
- */
- #define TX_RING_SIZE (8*1024)
- #define RX_RING_SIZE (24*1024)
- /*
- * Buffer size for ethernet packets
- */
- #define ETH_BUF_SIZE 1540
- #define ETH_MAX_MTU 1514
- #define ETH_MIN_MTU 60
- #define ETH_MULTICAST_BIT 0x01
- #define SK_JUMBO_MTU 9000
- /*
- * transmit priority selects the queue: LOW=asynchron, HIGH=synchron
- */
- #define TX_PRIO_LOW 0
- #define TX_PRIO_HIGH 1
- /*
- * alignment of rx/tx descriptors
- */
- #define DESCR_ALIGN 8
- /*
- * definitions for pnmi. TODO
- */
- #define SK_DRIVER_RESET(pAC, IoC) 0
- #define SK_DRIVER_SENDEVENT(pAC, IoC) 0
- #define SK_DRIVER_SELFTEST(pAC, IoC) 0
- /* For get mtu you must add an own function */
- #define SK_DRIVER_GET_MTU(pAc,IoC,i) 0
- #define SK_DRIVER_SET_MTU(pAc,IoC,i,v) 0
- #define SK_DRIVER_PRESET_MTU(pAc,IoC,i,v) 0
- /* TX and RX descriptors *****************************************************/
- typedef struct s_RxD RXD; /* the receive descriptor */
- struct s_RxD {
- volatile SK_U32 RBControl; /* Receive Buffer Control */
- SK_U32 VNextRxd; /* Next receive descriptor,low dword */
- SK_U32 VDataLow; /* Receive buffer Addr, low dword */
- SK_U32 VDataHigh; /* Receive buffer Addr, high dword */
- SK_U32 FrameStat; /* Receive Frame Status word */
- SK_U32 TimeStamp; /* Time stamp from XMAX */
- SK_U32 TcpSums; /* TCP Sum 2 / TCP Sum 1 */
- SK_U32 TcpSumStarts; /* TCP Sum Start 2 / TCP Sum Start 1 */
- RXD *pNextRxd; /* Pointer to next Rxd */
- struct sk_buff *pMBuf; /* Pointer to Linux' socket buffer */
- };
- typedef struct s_TxD TXD; /* the transmit descriptor */
- struct s_TxD {
- volatile SK_U32 TBControl; /* Transmit Buffer Control */
- SK_U32 VNextTxd; /* Next transmit descriptor,low dword */
- SK_U32 VDataLow; /* Transmit Buffer Addr, low dword */
- SK_U32 VDataHigh; /* Transmit Buffer Addr, high dword */
- SK_U32 FrameStat; /* Transmit Frame Status Word */
- SK_U32 TcpSumOfs; /* Reserved / TCP Sum Offset */
- SK_U32 TcpSumStWr; /* TCP Sum Start / TCP Sum Write */
- SK_U32 TcpReserved; /* not used */
- TXD *pNextTxd; /* Pointer to next Txd */
- struct sk_buff *pMBuf; /* Pointer to Linux' socket buffer */
- };
- /* definition of flags in descriptor control field */
- #define RX_CTRL_OWN_BMU UINT32_C(0x80000000)
- #define RX_CTRL_STF UINT32_C(0x40000000)
- #define RX_CTRL_EOF UINT32_C(0x20000000)
- #define RX_CTRL_EOB_IRQ UINT32_C(0x10000000)
- #define RX_CTRL_EOF_IRQ UINT32_C(0x08000000)
- #define RX_CTRL_DEV_NULL UINT32_C(0x04000000)
- #define RX_CTRL_STAT_VALID UINT32_C(0x02000000)
- #define RX_CTRL_TIME_VALID UINT32_C(0x01000000)
- #define RX_CTRL_CHECK_DEFAULT UINT32_C(0x00550000)
- #define RX_CTRL_CHECK_CSUM UINT32_C(0x00560000)
- #define RX_CTRL_LEN_MASK UINT32_C(0x0000FFFF)
- #define TX_CTRL_OWN_BMU UINT32_C(0x80000000)
- #define TX_CTRL_STF UINT32_C(0x40000000)
- #define TX_CTRL_EOF UINT32_C(0x20000000)
- #define TX_CTRL_EOB_IRQ UINT32_C(0x10000000)
- #define TX_CTRL_EOF_IRQ UINT32_C(0x08000000)
- #define TX_CTRL_ST_FWD UINT32_C(0x04000000)
- #define TX_CTRL_DISAB_CRC UINT32_C(0x02000000)
- #define TX_CTRL_SOFTWARE UINT32_C(0x01000000)
- #define TX_CTRL_CHECK_DEFAULT UINT32_C(0x00550000)
- #define TX_CTRL_CHECK_CSUM UINT32_C(0x00560000)
- #define TX_CTRL_LEN_MASK UINT32_C(0x0000FFFF)
- /* The offsets of registers in the TX and RX queue control io area ***********/
- #define RX_Q_BUF_CTRL_CNT 0x00
- #define RX_Q_NEXT_DESCR_LOW 0x04
- #define RX_Q_BUF_ADDR_LOW 0x08
- #define RX_Q_BUF_ADDR_HIGH 0x0c
- #define RX_Q_FRAME_STAT 0x10
- #define RX_Q_TIME_STAMP 0x14
- #define RX_Q_CSUM_1_2 0x18
- #define RX_Q_CSUM_START_1_2 0x1c
- #define RX_Q_CUR_DESCR_LOW 0x20
- #define RX_Q_DESCR_HIGH 0x24
- #define RX_Q_CUR_ADDR_LOW 0x28
- #define RX_Q_CUR_ADDR_HIGH 0x2c
- #define RX_Q_CUR_BYTE_CNT 0x30
- #define RX_Q_CTRL 0x34
- #define RX_Q_FLAG 0x38
- #define RX_Q_TEST1 0x3c
- #define RX_Q_TEST2 0x40
- #define RX_Q_TEST3 0x44
- #define TX_Q_BUF_CTRL_CNT 0x00
- #define TX_Q_NEXT_DESCR_LOW 0x04
- #define TX_Q_BUF_ADDR_LOW 0x08
- #define TX_Q_BUF_ADDR_HIGH 0x0c
- #define TX_Q_FRAME_STAT 0x10
- #define TX_Q_CSUM_START 0x14
- #define TX_Q_CSUM_START_POS 0x18
- #define TX_Q_RESERVED 0x1c
- #define TX_Q_CUR_DESCR_LOW 0x20
- #define TX_Q_DESCR_HIGH 0x24
- #define TX_Q_CUR_ADDR_LOW 0x28
- #define TX_Q_CUR_ADDR_HIGH 0x2c
- #define TX_Q_CUR_BYTE_CNT 0x30
- #define TX_Q_CTRL 0x34
- #define TX_Q_FLAG 0x38
- #define TX_Q_TEST1 0x3c
- #define TX_Q_TEST2 0x40
- #define TX_Q_TEST3 0x44
- /* definition of flags in the queue control field */
- #define RX_Q_CTRL_POLL_ON 0x00000080
- #define RX_Q_CTRL_POLL_OFF 0x00000040
- #define RX_Q_CTRL_STOP 0x00000020
- #define RX_Q_CTRL_START 0x00000010
- #define RX_Q_CTRL_CLR_I_PAR 0x00000008
- #define RX_Q_CTRL_CLR_I_EOB 0x00000004
- #define RX_Q_CTRL_CLR_I_EOF 0x00000002
- #define RX_Q_CTRL_CLR_I_ERR 0x00000001
- #define TX_Q_CTRL_POLL_ON 0x00000080
- #define TX_Q_CTRL_POLL_OFF 0x00000040
- #define TX_Q_CTRL_STOP 0x00000020
- #define TX_Q_CTRL_START 0x00000010
- #define TX_Q_CTRL_CLR_I_EOB 0x00000004
- #define TX_Q_CTRL_CLR_I_EOF 0x00000002
- #define TX_Q_CTRL_CLR_I_ERR 0x00000001
- /* Interrupt bits in the interrupts source register **************************/
- #define IRQ_HW_ERROR 0x80000000
- #define IRQ_RESERVED 0x40000000
- #define IRQ_PKT_TOUT_RX1 0x20000000
- #define IRQ_PKT_TOUT_RX2 0x10000000
- #define IRQ_PKT_TOUT_TX1 0x08000000
- #define IRQ_PKT_TOUT_TX2 0x04000000
- #define IRQ_I2C_READY 0x02000000
- #define IRQ_SW 0x01000000
- #define IRQ_EXTERNAL_REG 0x00800000
- #define IRQ_TIMER 0x00400000
- #define IRQ_MAC1 0x00200000
- #define IRQ_LINK_SYNC_C_M1 0x00100000
- #define IRQ_MAC2 0x00080000
- #define IRQ_LINK_SYNC_C_M2 0x00040000
- #define IRQ_EOB_RX1 0x00020000
- #define IRQ_EOF_RX1 0x00010000
- #define IRQ_CHK_RX1 0x00008000
- #define IRQ_EOB_RX2 0x00004000
- #define IRQ_EOF_RX2 0x00002000
- #define IRQ_CHK_RX2 0x00001000
- #define IRQ_EOB_SY_TX1 0x00000800
- #define IRQ_EOF_SY_TX1 0x00000400
- #define IRQ_CHK_SY_TX1 0x00000200
- #define IRQ_EOB_AS_TX1 0x00000100
- #define IRQ_EOF_AS_TX1 0x00000080
- #define IRQ_CHK_AS_TX1 0x00000040
- #define IRQ_EOB_SY_TX2 0x00000020
- #define IRQ_EOF_SY_TX2 0x00000010
- #define IRQ_CHK_SY_TX2 0x00000008
- #define IRQ_EOB_AS_TX2 0x00000004
- #define IRQ_EOF_AS_TX2 0x00000002
- #define IRQ_CHK_AS_TX2 0x00000001
- #define DRIVER_IRQS (IRQ_SW | IRQ_EOF_RX1 | IRQ_EOF_RX2 |
- IRQ_EOF_SY_TX1 | IRQ_EOF_AS_TX1 |
- IRQ_EOF_SY_TX2 | IRQ_EOF_AS_TX2)
- #define SPECIAL_IRQS (IRQ_HW_ERROR | IRQ_PKT_TOUT_RX1 | IRQ_PKT_TOUT_RX2 |
- IRQ_PKT_TOUT_TX1 | IRQ_PKT_TOUT_TX2 |
- IRQ_I2C_READY | IRQ_EXTERNAL_REG | IRQ_TIMER |
- IRQ_MAC1 | IRQ_LINK_SYNC_C_M1 |
- IRQ_MAC2 | IRQ_LINK_SYNC_C_M2 |
- IRQ_CHK_RX1 | IRQ_CHK_RX2 |
- IRQ_CHK_SY_TX1 | IRQ_CHK_AS_TX1 |
- IRQ_CHK_SY_TX2 | IRQ_CHK_AS_TX2)
- #define IRQ_MASK (IRQ_SW | IRQ_EOB_RX1 | IRQ_EOF_RX1 |
- IRQ_EOB_RX2 | IRQ_EOF_RX2 |
- IRQ_EOB_SY_TX1 | IRQ_EOF_SY_TX1 |
- IRQ_EOB_AS_TX1 | IRQ_EOF_AS_TX1 |
- IRQ_EOB_SY_TX2 | IRQ_EOF_SY_TX2 |
- IRQ_EOB_AS_TX2 | IRQ_EOF_AS_TX2 |
- IRQ_HW_ERROR | IRQ_PKT_TOUT_RX1 | IRQ_PKT_TOUT_RX2 |
- IRQ_PKT_TOUT_TX1 | IRQ_PKT_TOUT_TX2 |
- IRQ_I2C_READY | IRQ_EXTERNAL_REG | IRQ_TIMER |
- IRQ_MAC1 |
- IRQ_MAC2 |
- IRQ_CHK_RX1 | IRQ_CHK_RX2 |
- IRQ_CHK_SY_TX1 | IRQ_CHK_AS_TX1 |
- IRQ_CHK_SY_TX2 | IRQ_CHK_AS_TX2)
- #define IRQ_HWE_MASK 0x00000FFF /* enable all HW irqs */
- typedef struct s_DevNet DEV_NET;
- struct s_DevNet {
- int PortNr;
- int NetNr;
- int Mtu;
- int Up;
- SK_AC *pAC;
- };
- typedef struct s_TxPort TX_PORT;
- struct s_TxPort {
- /* the transmit descriptor rings */
- caddr_t pTxDescrRing; /* descriptor area memory */
- SK_U64 VTxDescrRing; /* descr. area bus virt. addr. */
- TXD *pTxdRingHead; /* Head of Tx rings */
- TXD *pTxdRingTail; /* Tail of Tx rings */
- TXD *pTxdRingPrev; /* descriptor sent previously */
- int TxdRingFree; /* # of free entrys */
- spinlock_t TxDesRingLock; /* serialize descriptor accesses */
- caddr_t HwAddr; /* bmu registers address */
- int PortIndex; /* index number of port (0 or 1) */
- };
- typedef struct s_RxPort RX_PORT;
- struct s_RxPort {
- /* the receive descriptor rings */
- caddr_t pRxDescrRing; /* descriptor area memory */
- SK_U64 VRxDescrRing; /* descr. area bus virt. addr. */
- RXD *pRxdRingHead; /* Head of Rx rings */
- RXD *pRxdRingTail; /* Tail of Rx rings */
- RXD *pRxdRingPrev; /* descriptor given to BMU previously */
- int RxdRingFree; /* # of free entrys */
- spinlock_t RxDesRingLock; /* serialize descriptor accesses */
- int RxFillLimit; /* limit for buffers in ring */
- caddr_t HwAddr; /* bmu registers address */
- int PortIndex; /* index number of port (0 or 1) */
- };
- typedef struct s_PerStrm PER_STRM;
- #define SK_ALLOC_IRQ 0x00000001
- /****************************************************************************
- * Per board structure / Adapter Context structure:
- * Allocated within attach(9e) and freed within detach(9e).
- * Contains all 'per device' necessary handles, flags, locks etc.:
- */
- struct s_AC {
- SK_GEINIT GIni; /* GE init struct */
- SK_PNMI Pnmi; /* PNMI data struct */
- SK_VPD vpd; /* vpd data struct */
- SK_QUEUE Event; /* Event queue */
- SK_HWT Hwt; /* Hardware Timer control struct */
- SK_TIMCTRL Tim; /* Software Timer control struct */
- SK_I2C I2c; /* I2C relevant data structure */
- SK_ADDR Addr; /* for Address module */
- SK_CSUM Csum; /* for checksum module */
- SK_RLMT Rlmt; /* for rlmt module */
- spinlock_t SlowPathLock; /* Normal IRQ lock */
- SK_PNMI_STRUCT_DATA PnmiStruct; /* structure to get all Pnmi-Data */
- int RlmtMode; /* link check mode to set */
- int RlmtNets; /* Number of nets */
-
- SK_IOC IoBase; /* register set of adapter */
- int BoardLevel; /* level of active hw init (0-2) */
- char DeviceStr[80]; /* adapter string from vpd */
- SK_U32 AllocFlag; /* flag allocation of resources */
- struct pci_dev PciDev; /* for access to pci config space */
- SK_U32 PciDevId; /* pci device id */
- struct net_device *dev[2]; /* pointer to device struct */
- char Name[30]; /* driver name */
- struct net_device *Next; /* link all devices (for clearing) */
- int RxBufSize; /* length of receive buffers */
- struct net_device_stats stats; /* linux 'netstat -i' statistics */
- int Index; /* internal board index number */
- /* adapter RAM sizes for queues of active port */
- int RxQueueSize; /* memory used for receive queue */
- int TxSQueueSize; /* memory used for sync. tx queue */
- int TxAQueueSize; /* memory used for async. tx queue */
- int PromiscCount; /* promiscuous mode counter */
- int AllMultiCount; /* allmulticast mode counter */
- int MulticCount; /* number of different MC */
- /* addresses for this board */
- /* (may be more than HW can)*/
- int ActivePort; /* the active XMAC port */
- int MaxPorts; /* number of activated ports */
- int TxDescrPerRing; /* # of descriptors per tx ring */
- int RxDescrPerRing; /* # of descriptors per rx ring */
-
- caddr_t pDescrMem; /* Pointer to the descriptor area */
- dma_addr_t pDescrMemDMA; /* PCI DMA address of area */
- /* the port structures with descriptor rings */
- TX_PORT TxPort[SK_MAX_MACS][2];
- RX_PORT RxPort[SK_MAX_MACS];
- unsigned int CsOfs1; /* for checksum calculation */
- unsigned int CsOfs2; /* for checksum calculation */
- SK_U32 CsOfs; /* for checksum calculation */
- SK_BOOL CheckQueue; /* check event queue soon */
- };
- #endif /* __INC_SKDRV2ND_H */