/****************************************************************************** * * Name: skdrv2nd.h * Project: GEnesis, PCI Gigabit Ethernet Adapter * Version: $Revision: 1.29.2.16 $ * Date: $Date: 2005/03/22 13:55:34 $ * Purpose: Second header file for driver and all other modules * ******************************************************************************/ /****************************************************************************** * * (C)Copyright 1998-2002 SysKonnect GmbH. * (C)Copyright 2002-2004 Marvell. * * 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. * ******************************************************************************/ /****************************************************************************** * * 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/sktwsi.h" #include "h/skgepnmi.h" #include "h/skvpd.h" #include "h/skgehw.h" #include "h/sky2le.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" /****************************************************************************** * * Generic driver defines * ******************************************************************************/ #define Y2_RX_CHECK /* RX Check timestamp */ #define USE_TIST_FOR_RESET /* Use timestamp for reset */ #define Y2_RECOVERY /* use specific recovery yukon2 functions */ #define Y2_LE_CHECK /* activate check for LE order */ #define Y2_SYNC_CHECK /* activate check for receiver in sync */ #define SK_YUKON2 /* Enable Yukon2 dual net support */ #define USE_SK_TX_CHECKSUM /* use the tx hw checksum driver functionality */ #define USE_SK_RX_CHECKSUM /* use the rx hw checksum driver functionality */ #define USE_SK_TSO_FEATURE /* use TCP segmentation offload if possible */ #define SK_COPY_THRESHOLD 50 /* threshold for copying small RX frames; * 0 avoids copying, 9001 copies all */ #define SK_MAX_CARD_PARAM 16 /* number of adapters that can be configured via * command line params */ //#define USE_TX_COMPLETE /* use of a transmit complete interrupt */ /* * use those defines for a compile-in version of the driver instead * of command line parameters */ // #define LINK_SPEED_A {"Auto",} // #define LINK_SPEED_B {"Auto",} // #define AUTO_NEG_A {"Sense",} // #define AUTO_NEG_B {"Sense"} // #define DUP_CAP_A {"Both",} // #define DUP_CAP_B {"Both",} // #define FLOW_CTRL_A {"SymOrRem",} // #define FLOW_CTRL_B {"SymOrRem",} // #define ROLE_A {"Auto",} // #define ROLE_B {"Auto",} // #define PREF_PORT {"A",} // #define CON_TYPE {"Auto",} // #define RLMT_MODE {"CheckLinkState",} #ifdef Y2_RECOVERY #define CHECK_TRANSMIT_TIMEOUT #define Y2_RESYNC_WATERMARK 1000000L #endif /****************************************************************************** * * Generic ISR defines * ******************************************************************************/ #define SkIsrRetVar irqreturn_t #define SkIsrRetNone IRQ_NONE #define SkIsrRetHandled IRQ_HANDLED #define DEV_KFREE_SKB(skb) dev_kfree_skb(skb) #define DEV_KFREE_SKB_IRQ(skb) dev_kfree_skb_irq(skb) #define DEV_KFREE_SKB_ANY(skb) dev_kfree_skb_any(skb) /****************************************************************************** * * 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); extern int SkDrvEnterDiagMode(SK_AC *pAc); extern int SkDrvLeaveDiagMode(SK_AC *pAc); /****************************************************************************** * * Linux specific RLMT buffer structure (SK_MBUF typedef in skdrv1st)! * ******************************************************************************/ 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 struct sk_buff *pOs; /* Pointer to message block */ }; /****************************************************************************** * * Linux specific TIME defines * ******************************************************************************/ #if SK_TICKS_PER_SEC == 100 #define SK_PNMI_HUNDREDS_SEC(t) (t) #else #define SK_PNMI_HUNDREDS_SEC(t) ((((unsigned long)t)*100)/(SK_TICKS_PER_SEC)) #endif #define SkOsGetTimeCurrent(pAC, pUsec) {\ struct timeval t;\ do_gettimeofday(&t);\ *pUsec = ((((t.tv_sec) * 1000000L)+t.tv_usec)/10000);\ } /****************************************************************************** * * Linux specific IOCTL defines and typedefs * ******************************************************************************/ #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) #define SK_IOCTL_GEN (SK_IOCTL_BASE + 3) #define SK_IOCTL_DIAG (SK_IOCTL_BASE + 4) typedef struct s_IOCTL SK_GE_IOCTL; struct s_IOCTL { char __user * pData; unsigned int Len; }; /****************************************************************************** * * Generic sizes and length definitions * ******************************************************************************/ #define TX_RING_SIZE (24*1024) /* GEnesis/Yukon */ #define RX_RING_SIZE (24*1024) /* GEnesis/Yukon */ #define RX_MAX_NBR_BUFFERS 128 /* Yukon-EC/-II */ #define TX_MAX_NBR_BUFFERS 128 /* Yukon-EC/-II */ #define ETH_BUF_SIZE 1560 /* multiples of 8 bytes */ #define ETH_MAX_MTU 1514 #define ETH_MIN_MTU 60 #define ETH_MULTICAST_BIT 0x01 #define SK_JUMBO_MTU 9000 #define TX_PRIO_LOW 0 /* asynchronous queue */ #define TX_PRIO_HIGH 1 /* synchronous queue */ #define DESCR_ALIGN 64 /* alignment of Rx/Tx descriptors */ /****************************************************************************** * * PNMI related definitions * ******************************************************************************/ #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 /****************************************************************************** * * Various offsets and sizes * ******************************************************************************/ #define SK_DRV_MODERATION_TIMER 1 /* id */ #define SK_DRV_MODERATION_TIMER_LENGTH 1 /* 1 second */ #define C_LEN_ETHERMAC_HEADER_DEST_ADDR 6 #define C_LEN_ETHERMAC_HEADER_SRC_ADDR 6 #define C_LEN_ETHERMAC_HEADER_LENTYPE 2 #define C_LEN_ETHERMAC_HEADER ( (C_LEN_ETHERMAC_HEADER_DEST_ADDR) + \ (C_LEN_ETHERMAC_HEADER_SRC_ADDR) + \ (C_LEN_ETHERMAC_HEADER_LENTYPE) ) #define C_LEN_ETHERMTU_MINSIZE 46 #define C_LEN_ETHERMTU_MAXSIZE_STD 1500 #define C_LEN_ETHERMTU_MAXSIZE_JUMBO 9000 #define C_LEN_ETHERNET_MINSIZE ( (C_LEN_ETHERMAC_HEADER) + \ (C_LEN_ETHERMTU_MINSIZE) ) #define C_OFFSET_IPHEADER C_LEN_ETHERMAC_HEADER #define C_OFFSET_IPHEADER_IPPROTO 9 #define C_OFFSET_TCPHEADER_TCPCS 16 #define C_OFFSET_UDPHEADER_UDPCS 6 #define C_OFFSET_IPPROTO ( (C_LEN_ETHERMAC_HEADER) + \ (C_OFFSET_IPHEADER_IPPROTO) ) #define C_PROTO_ID_UDP 17 /* refer to RFC 790 or Stevens' */ #define C_PROTO_ID_TCP 6 /* TCP/IP illustrated for details */ /****************************************************************************** * * Tx and Rx descriptor definitions * ******************************************************************************/ 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 XMAC */ 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_U16 TcpSumSt; /* TCP Sum Start */ SK_U16 TcpSumWr; /* TCP Sum Write */ SK_U32 TcpReserved; /* not used */ TXD *pNextTxd; /* Pointer to next Txd */ struct sk_buff *pMBuf; /* Pointer to Linux' socket buffer */ }; /****************************************************************************** * * Generic Yukon-II defines * ******************************************************************************/ #define LE_SIZE sizeof(SK_HWLE) #define MAX_NUM_FRAGS (MAX_SKB_FRAGS + 1) #define MIN_LEN_OF_LE_TAB 128 #define MAX_LEN_OF_LE_TAB 4096 #define MAX_UNUSED_RX_LE_WORKING 8 #ifdef MAX_FRAG_OVERHEAD #undef MAX_FRAG_OVERHEAD #define MAX_FRAG_OVERHEAD 4 #endif // as we have a maximum of 16 physical fragments, // maximum 1 ADDR64 per physical fragment // maximum 4 LEs for VLAN, Csum, LargeSend, Packet #define MIN_LE_FREE_REQUIRED ((16*2) + 4) #define IS_GMAC(pAc) (!pAc->GIni.GIGenesis) #ifdef USE_SYNC_TX_QUEUE #define TXS_MAX_LE 256 #else /* !USE_SYNC_TX_QUEUE */ #define TXS_MAX_LE 0 #endif #define ETHER_MAC_HDR_LEN (6+6+2) // MAC SRC ADDR, MAC DST ADDR, TYPE #define IP_HDR_LEN 20 #define TCP_CSUM_OFFS 0x10 #define UDP_CSUM_OFFS 0x06 #define TXA_MAX_LE 256 #define RX_MAX_LE 256 #define ST_MAX_LE (SK_MAX_MACS)*((3*RX_MAX_LE)+(TXA_MAX_LE)+(TXS_MAX_LE)) #if (defined (Y2_RECOVERY) || defined (Y2_LE_CHECK)) /* event for recovery from tx hang or rx out of sync */ #define SK_DRV_RECOVER 17 #endif /****************************************************************************** * * Structures specific for Yukon-II * ******************************************************************************/ typedef struct s_frag SK_FRAG; struct s_frag { SK_FRAG *pNext; char *pVirt; SK_U64 pPhys; unsigned int FragLen; }; typedef struct s_packet SK_PACKET; struct s_packet { /* Common infos: */ SK_PACKET *pNext; /* pointer for packet queues */ unsigned int PacketLen; /* length of packet */ unsigned int NumFrags; /* nbr of fragments (for Rx always 1) */ SK_FRAG *pFrag; /* fragment list */ SK_FRAG FragArray[MAX_NUM_FRAGS]; /* TX fragment array */ unsigned int NextLE; /* next LE to use for the next packet */ /* Private infos: */ struct sk_buff *pMBuf; /* Pointer to Linux' socket buffer */ }; typedef struct s_queue SK_PKT_QUEUE; struct s_queue { SK_PACKET *pHead; SK_PACKET *pTail; spinlock_t QueueLock; /* serialize packet accesses */ }; /******************************************************************************* * * Macros specific for Yukon-II queues * ******************************************************************************/ #define IS_Q_EMPTY(pQueue) ((pQueue)->pHead != NULL) ? SK_FALSE : SK_TRUE #define IS_Q_LOCKED(pQueue) spin_is_locked(&((pQueue)->QueueLock)) #define PLAIN_POP_FIRST_PKT_FROM_QUEUE(pQueue, pPacket) { \ if ((pQueue)->pHead != NULL) { \ (pPacket) = (pQueue)->pHead; \ (pQueue)->pHead = (pPacket)->pNext; \ if ((pQueue)->pHead == NULL) { \ (pQueue)->pTail = NULL; \ } \ (pPacket)->pNext = NULL; \ } else { \ (pPacket) = NULL; \ } \ } #define PLAIN_PUSH_PKT_AS_FIRST_IN_QUEUE(pQueue, pPacket) { \ if ((pQueue)->pHead != NULL) { \ (pPacket)->pNext = (pQueue)->pHead; \ } else { \ (pPacket)->pNext = NULL; \ (pQueue)->pTail = (pPacket); \ } \ (pQueue)->pHead = (pPacket); \ } #define PLAIN_PUSH_PKT_AS_LAST_IN_QUEUE(pQueue, pPacket) { \ (pPacket)->pNext = NULL; \ if ((pQueue)->pTail != NULL) { \ (pQueue)->pTail->pNext = (pPacket); \ } else { \ (pQueue)->pHead = (pPacket); \ } \ (pQueue)->pTail = (pPacket); \ } #define PLAIN_PUSH_MULTIPLE_PKT_AS_LAST_IN_QUEUE(pQueue,pPktGrpStart,pPktGrpEnd) { \ if ((pPktGrpStart) != NULL) { \ if ((pQueue)->pTail != NULL) { \ (pQueue)->pTail->pNext = (pPktGrpStart); \ } else { \ (pQueue)->pHead = (pPktGrpStart); \ } \ (pQueue)->pTail = (pPktGrpEnd); \ } \ } /* Required: 'Flags' */ #define POP_FIRST_PKT_FROM_QUEUE(pQueue, pPacket) { \ spin_lock_irqsave(&((pQueue)->QueueLock), Flags); \ if ((pQueue)->pHead != NULL) { \ (pPacket) = (pQueue)->pHead; \ (pQueue)->pHead = (pPacket)->pNext; \ if ((pQueue)->pHead == NULL) { \ (pQueue)->pTail = NULL; \ } \ (pPacket)->pNext = NULL; \ } else { \ (pPacket) = NULL; \ } \ spin_unlock_irqrestore(&((pQueue)->QueueLock), Flags); \ } /* Required: 'Flags' */ #define PUSH_PKT_AS_FIRST_IN_QUEUE(pQueue, pPacket) { \ spin_lock_irqsave(&(pQueue)->QueueLock, Flags); \ if ((pQueue)->pHead != NULL) { \ (pPacket)->pNext = (pQueue)->pHead; \ } else { \ (pPacket)->pNext = NULL; \ (pQueue)->pTail = (pPacket); \ } \ (pQueue)->pHead = (pPacket); \ spin_unlock_irqrestore(&(pQueue)->QueueLock, Flags); \ } /* Required: 'Flags' */ #define PUSH_PKT_AS_LAST_IN_QUEUE(pQueue, pPacket) { \ (pPacket)->pNext = NULL; \ spin_lock_irqsave(&(pQueue)->QueueLock, Flags); \ if ((pQueue)->pTail != NULL) { \ (pQueue)->pTail->pNext = (pPacket); \ } else { \ (pQueue)->pHead = (pPacket); \ } \ (pQueue)->pTail = (pPacket); \ spin_unlock_irqrestore(&(pQueue)->QueueLock, Flags); \ } /* Required: 'Flags' */ #define PUSH_MULTIPLE_PKT_AS_LAST_IN_QUEUE(pQueue,pPktGrpStart,pPktGrpEnd) { \ if ((pPktGrpStart) != NULL) { \ spin_lock_irqsave(&(pQueue)->QueueLock, Flags); \ if ((pQueue)->pTail != NULL) { \ (pQueue)->pTail->pNext = (pPktGrpStart); \ } else { \ (pQueue)->pHead = (pPktGrpStart); \ } \ (pQueue)->pTail = (pPktGrpEnd); \ spin_unlock_irqrestore(&(pQueue)->QueueLock, Flags); \ } \ } /******************************************************************************* * * Macros specific for Yukon-II queues (tist) * ******************************************************************************/ #ifdef USE_TIST_FOR_RESET /* port is fully operational */ #define SK_PSTATE_NOT_WAITING_FOR_TIST 0 /* port in reset until any tist LE */ #define SK_PSTATE_WAITING_FOR_ANY_TIST BIT_0 /* port in reset until timer reaches pAC->MinTistLo */ #define SK_PSTATE_WAITING_FOR_SPECIFIC_TIST BIT_1 #define SK_PSTATE_PORT_SHIFT 4 #define SK_PSTATE_PORT_MASK ((1 << SK_PSTATE_PORT_SHIFT) - 1) /* use this + Port to build OP_MOD_TXINDEX_NO_PORT_A|B */ #define OP_MOD_TXINDEX 0x71 /* opcode for a TX_INDEX LE in which Port A has to be ignored */ #define OP_MOD_TXINDEX_NO_PORT_A 0x71 /* opcode for a TX_INDEX LE in which Port B has to be ignored */ #define OP_MOD_TXINDEX_NO_PORT_B 0x72 /* opcode for LE to be ignored because port is still in reset */ #define OP_MOD_LE 0x7F /* set tist wait mode Bit for port */ #define SK_SET_WAIT_BIT_FOR_PORT(pAC, Bit, Port) \ { \ (pAC)->AdapterResetState |= ((Bit) << (SK_PSTATE_PORT_SHIFT * Port)); \ } /* reset tist waiting for specified port */ #define SK_CLR_STATE_FOR_PORT(pAC, Port) \ { \ (pAC)->AdapterResetState &= \ ~(SK_PSTATE_PORT_MASK << (SK_PSTATE_PORT_SHIFT * Port)); \ } /* return SK_TRUE when port is in reset waiting for tist */ #define SK_PORT_WAITING_FOR_TIST(pAC, Port) \ ((((pAC)->AdapterResetState >> (SK_PSTATE_PORT_SHIFT * Port)) & \ SK_PSTATE_PORT_MASK) != SK_PSTATE_NOT_WAITING_FOR_TIST) /* return SK_TRUE when port is in reset waiting for any tist */ #define SK_PORT_WAITING_FOR_ANY_TIST(pAC, Port) \ ((((pAC)->AdapterResetState >> (SK_PSTATE_PORT_SHIFT * Port)) & \ SK_PSTATE_WAITING_FOR_ANY_TIST) == SK_PSTATE_WAITING_FOR_ANY_TIST) /* return SK_TRUE when port is in reset waiting for a specific tist */ #define SK_PORT_WAITING_FOR_SPECIFIC_TIST(pAC, Port) \ ((((pAC)->AdapterResetState >> (SK_PSTATE_PORT_SHIFT * Port)) & \ SK_PSTATE_WAITING_FOR_SPECIFIC_TIST) == \ SK_PSTATE_WAITING_FOR_SPECIFIC_TIST) /* return whether adapter is expecting a tist LE */ #define SK_ADAPTER_WAITING_FOR_TIST(pAC) ((pAC)->AdapterResetState != 0) /* enable timestamp timer and force creation of tist LEs */ #define Y2_ENABLE_TIST(IoC) \ SK_OUT8(IoC, GMAC_TI_ST_CTRL, (SK_U8) GMT_ST_START) /* disable timestamp timer and stop creation of tist LEs */ #define Y2_DISABLE_TIST(IoC) \ SK_OUT8(IoC, GMAC_TI_ST_CTRL, (SK_U8) GMT_ST_STOP) /* get current value of timestamp timer */ #define Y2_GET_TIST_LOW_VAL(IoC, pVal) \ SK_IN32(IoC, GMAC_TI_ST_VAL, pVal) #endif /******************************************************************************* * * Used interrupt bits in the interrupts source register * ******************************************************************************/ #define DRIVER_IRQS ((IS_IRQ_SW) | \ (IS_R1_F) | (IS_R2_F) | \ (IS_XS1_F) | (IS_XA1_F) | \ (IS_XS2_F) | (IS_XA2_F)) #define TX_COMPL_IRQS ((IS_XS1_B) | (IS_XS1_F) | \ (IS_XA1_B) | (IS_XA1_F) | \ (IS_XS2_B) | (IS_XS2_F) | \ (IS_XA2_B) | (IS_XA2_F)) #define NAPI_DRV_IRQS ((IS_R1_F) | (IS_R2_F) | \ (IS_XS1_F) | (IS_XA1_F)| \ (IS_XS2_F) | (IS_XA2_F)) #define Y2_DRIVER_IRQS ((Y2_IS_STAT_BMU) | (Y2_IS_IRQ_SW) | (Y2_IS_POLL_CHK)) #define SPECIAL_IRQS ((IS_HW_ERR) |(IS_I2C_READY) | \ (IS_EXT_REG) |(IS_TIMINT) | \ (IS_PA_TO_RX1) |(IS_PA_TO_RX2) | \ (IS_PA_TO_TX1) |(IS_PA_TO_TX2) | \ (IS_MAC1) |(IS_LNK_SYNC_M1)| \ (IS_MAC2) |(IS_LNK_SYNC_M2)| \ (IS_R1_C) |(IS_R2_C) | \ (IS_XS1_C) |(IS_XA1_C) | \ (IS_XS2_C) |(IS_XA2_C)) #define Y2_SPECIAL_IRQS ((Y2_IS_HW_ERR) |(Y2_IS_ASF) | \ (Y2_IS_TWSI_RDY) |(Y2_IS_TIMINT) | \ (Y2_IS_IRQ_PHY2) |(Y2_IS_IRQ_MAC2) | \ (Y2_IS_CHK_RX2) |(Y2_IS_CHK_TXS2) | \ (Y2_IS_CHK_TXA2) |(Y2_IS_IRQ_PHY1) | \ (Y2_IS_IRQ_MAC1) |(Y2_IS_CHK_RX1) | \ (Y2_IS_CHK_TXS1) |(Y2_IS_CHK_TXA1)) #define IRQ_MASK ((IS_IRQ_SW) | \ (IS_R1_F) |(IS_R2_F) | \ (IS_XS1_F) |(IS_XA1_F) | \ (IS_XS2_F) |(IS_XA2_F) | \ (IS_HW_ERR) |(IS_I2C_READY)| \ (IS_EXT_REG) |(IS_TIMINT) | \ (IS_PA_TO_RX1) |(IS_PA_TO_RX2)| \ (IS_PA_TO_TX1) |(IS_PA_TO_TX2)| \ (IS_MAC1) |(IS_MAC2) | \ (IS_R1_C) |(IS_R2_C) | \ (IS_XS1_C) |(IS_XA1_C) | \ (IS_XS2_C) |(IS_XA2_C)) #define Y2_IRQ_MASK ((Y2_DRIVER_IRQS) | (Y2_SPECIAL_IRQS)) #define IRQ_HWE_MASK (IS_ERR_MSK) /* enable all HW irqs */ #define Y2_IRQ_HWE_MASK (Y2_HWE_ALL_MSK) /* enable all HW irqs */ typedef struct s_DevNet DEV_NET; struct s_DevNet { struct proc_dir_entry *proc; int PortNr; int NetNr; char InitialDevName[20]; #ifdef Y2_RECOVERY struct timer_list KernelTimer; /* Kernel timer struct */ int TransmitTimeoutTimer; /* Transmit timer */ SK_BOOL TimerExpired; /* Transmit timer */ SK_BOOL InRecover; /* Recover flag */ #ifdef Y2_RX_CHECK SK_U8 FifoReadPointer; /* Backup of the FRP */ SK_U8 FifoReadLevel; /* Backup of the FRL */ SK_U32 BmuStateMachine; /* Backup of the MBU SM */ SK_U32 LastJiffies; /* Backup of the jiffies */ #endif #endif SK_AC *pAC; }; /******************************************************************************* * * Rx/Tx Port structures * ******************************************************************************/ 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 TxdRingPrevFree;/* previously # of free entrys */ 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) */ SK_PACKET *TransmitPacketTable; SK_LE_TABLE TxALET; /* tx (async) list element table */ SK_LE_TABLE TxSLET; /* tx (sync) list element table */ SK_PKT_QUEUE TxQ_free; SK_PKT_QUEUE TxAQ_waiting; SK_PKT_QUEUE TxSQ_waiting; SK_PKT_QUEUE TxAQ_working; SK_PKT_QUEUE TxSQ_working; unsigned LastDone; }; 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; /* descr 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) */ SK_BOOL UseRxCsum; /* use Rx checksumming (yes/no) */ SK_PACKET *ReceivePacketTable; SK_LE_TABLE RxLET; /* rx list element table */ SK_PKT_QUEUE RxQ_working; SK_PKT_QUEUE RxQ_waiting; }; /******************************************************************************* * * Interrupt masks used in combination with interrupt moderation * ******************************************************************************/ #define IRQ_EOF_AS_TX ((IS_XA1_F) | (IS_XA2_F)) #define IRQ_EOF_SY_TX ((IS_XS1_F) | (IS_XS2_F)) #define IRQ_MASK_TX_ONLY ((IRQ_EOF_AS_TX)| (IRQ_EOF_SY_TX)) #define IRQ_MASK_RX_ONLY ((IS_R1_F) | (IS_R2_F)) #define IRQ_MASK_SP_ONLY (SPECIAL_IRQS) #define IRQ_MASK_TX_RX ((IRQ_MASK_TX_ONLY)| (IRQ_MASK_RX_ONLY)) #define IRQ_MASK_SP_RX ((SPECIAL_IRQS) | (IRQ_MASK_RX_ONLY)) #define IRQ_MASK_SP_TX ((SPECIAL_IRQS) | (IRQ_MASK_TX_ONLY)) #define IRQ_MASK_RX_TX_SP ((SPECIAL_IRQS) | (IRQ_MASK_TX_RX)) #define IRQ_MASK_Y2_TX_ONLY (Y2_IS_STAT_BMU) #define IRQ_MASK_Y2_RX_ONLY (Y2_IS_STAT_BMU) #define IRQ_MASK_Y2_SP_ONLY (SPECIAL_IRQS) #define IRQ_MASK_Y2_TX_RX ((IRQ_MASK_TX_ONLY)| (IRQ_MASK_RX_ONLY)) #define IRQ_MASK_Y2_SP_RX ((SPECIAL_IRQS) | (IRQ_MASK_RX_ONLY)) #define IRQ_MASK_Y2_SP_TX ((SPECIAL_IRQS) | (IRQ_MASK_TX_ONLY)) #define IRQ_MASK_Y2_RX_TX_SP ((SPECIAL_IRQS) | (IRQ_MASK_TX_RX)) /******************************************************************************* * * Defines and typedefs regarding interrupt moderation * ******************************************************************************/ #define C_INT_MOD_NONE 1 #define C_INT_MOD_STATIC 2 #define C_INT_MOD_DYNAMIC 4 #define C_CLK_FREQ_GENESIS 53215000 /* or: 53.125 MHz */ #define C_CLK_FREQ_YUKON 78215000 /* or: 78.125 MHz */ #define C_CLK_FREQ_YUKON_EC 125000000 /* or: 125.000 MHz */ #define C_Y2_INTS_PER_SEC_DEFAULT 5000 #define C_INTS_PER_SEC_DEFAULT 2000 #define C_INT_MOD_IPS_LOWER_RANGE 30 /* in IRQs/second */ #define C_INT_MOD_IPS_UPPER_RANGE 40000 /* in IRQs/second */ typedef struct s_DynIrqModInfo { SK_U64 PrevPort0RxIntrCts; SK_U64 PrevPort1RxIntrCts; SK_U64 PrevPort0TxIntrCts; SK_U64 PrevPort1TxIntrCts; SK_U64 PrevPort0StatusLeIntrCts; SK_U64 PrevPort1StatusLeIntrCts; int MaxModIntsPerSec; /* Moderation Threshold */ int MaxModIntsPerSecUpperLimit; /* Upper limit for DIM */ int MaxModIntsPerSecLowerLimit; /* Lower limit for DIM */ long MaskIrqModeration; /* IRQ Mask (eg. 'TxRx') */ int IntModTypeSelect; /* Type (eg. 'dynamic') */ int DynIrqModSampleInterval; /* expressed in seconds! */ SK_TIMER ModTimer; /* Timer for dynamic mod. */ } DIM_INFO; /******************************************************************************* * * Defines and typedefs regarding wake-on-lan * ******************************************************************************/ typedef struct s_WakeOnLanInfo { SK_U32 SupportedWolOptions; /* e.g. WAKE_PHY... */ SK_U32 ConfiguredWolOptions; /* e.g. WAKE_PHY... */ } WOL_INFO; #define SK_ALLOC_IRQ 0x00000001 #define DIAG_ACTIVE 1 #define DIAG_NOTACTIVE 0 /**************************************************************************** * * Per board structure / Adapter Context structure: * 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 ctrl struct */ SK_TIMCTRL Tim; /* Software Timer ctrl 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 */ spinlock_t TxQueueLock; /* TX Queue lock */ SK_PNMI_STRUCT_DATA PnmiStruct; /* struct for 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 hw init (0-2) */ char DeviceStr[80]; /* adapter string from vpd */ SK_U32 AllocFlag; /* alloc flag of resources */ struct pci_dev *PciDev; /* for access to pci cfg space*/ SK_U32 PciDevId; /* pci device id */ struct SK_NET_DEVICE *dev[2]; /* pointer to device struct */ char Name[30]; /* driver name */ struct SK_NET_DEVICE *Next; /* link all devs for cleanup */ int RxBufSize; /* length of receive buffers */ struct net_device_stats stats; /* linux 'netstat -i' stats */ int Index; /* internal board idx number */ int RxQueueSize; /* memory used for RX queue */ int TxSQueueSize; /* memory used for TXS queue */ int TxAQueueSize; /* memory used for TXA queue */ int PromiscCount; /* promiscuous mode counter */ int AllMultiCount; /* allmulticast mode counter */ int MulticCount; /* number of MC addresses used*/ int HWRevision; /* Hardware revision */ int ActivePort; /* the active XMAC port */ int MaxPorts; /* number of activated ports */ int TxDescrPerRing;/* # of descriptors TX ring */ int RxDescrPerRing;/* # of descriptors RX ring */ caddr_t pDescrMem; /* Ptr to the descriptor area */ dma_addr_t pDescrMemDMA; /* PCI DMA address of area */ SK_U32 PciState[16]; /* PCI state */ TX_PORT TxPort[SK_MAX_MACS][2]; RX_PORT RxPort[SK_MAX_MACS]; SK_LE_TABLE StatusLETable; unsigned SizeOfAlignedLETables; spinlock_t SetPutIndexLock; int MaxUnusedRxLeWorking; 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 */ DIM_INFO DynIrqModInfo; /* all data related to IntMod */ WOL_INFO WolInfo; /* all info regarding WOL */ int ChipsetType; /* 0=GENESIS; 1=Yukon */ SK_BOOL LowLatency; /* LowLatency optimization on?*/ SK_U32 DiagModeActive;/* is diag active? */ SK_BOOL DiagFlowCtrl; /* for control purposes */ SK_PNMI_STRUCT_DATA PnmiBackup; /* backup structure for PNMI */ SK_BOOL WasIfUp[SK_MAX_MACS]; #ifdef USE_TIST_FOR_RESET int AdapterResetState; SK_U32 MinTistLo; SK_U32 MinTistHi; #endif #ifdef Y2_RECOVERY int LastPort; /* port for curr. handled rx */ int LastOpc; /* last rx LEs opcode */ #endif #ifdef Y2_SYNC_CHECK unsigned long FramesWithoutSyncCheck; /* since last check */ #endif }; #endif /******************************************************************************* * * End of file * ******************************************************************************/