/****************************************************************************** * * 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 */