drivers/net/fddi/skfp/h/targetos.h

   1 /******************************************************************************
   2  *
   3  *      (C)Copyright 1998,1999 SysKonnect,
   4  *      a business unit of Schneider & Koch & Co. Datensysteme GmbH.
   5  *
   6  *      This program is free software; you can redistribute it and/or modify
   7  *      it under the terms of the GNU General Public License as published by
   8  *      the Free Software Foundation; either version 2 of the License, or
   9  *      (at your option) any later version.
  10  *
  11  *      The information in this file is provided "AS IS" without warranty.
  12  *
  13  ******************************************************************************/
  14
  15 /*
  16  *      Operating system specific definitions for driver and
  17  *      hardware module.
  18  */
  19
  20 #ifndef TARGETOS_H
  21 #define TARGETOS_H
  22
  23
  24 //-------- those should go into include/linux/pci.h
  25 #define PCI_VENDOR_ID_SK                0x1148
  26 #define PCI_DEVICE_ID_SK_FP             0x4000
  27 //--------
  28
  29
  30
  31 //-------- those should go into include/linux/if_fddi.h
  32 #define FDDI_MAC_HDR_LEN 13
  33
  34 #define FDDI_RII        0x01 /* routing information bit */
  35 #define FDDI_RCF_DIR_BIT 0x80
  36 #define FDDI_RCF_LEN_MASK 0x1f
  37 #define FDDI_RCF_BROADCAST 0x8000
  38 #define FDDI_RCF_LIMITED_BROADCAST 0xA000
  39 #define FDDI_RCF_FRAME2K 0x20
  40 #define FDDI_RCF_FRAME4K 0x30
  41 //--------
  42
  43
  44 #undef ADDR
  45
  46 #include <asm/io.h>
  47 #include <linux/netdevice.h>
  48 #include <linux/fddidevice.h>
  49 #include <linux/skbuff.h>
  50 #include <linux/pci.h>
  51
  52 // is redefined by linux, but we need our definition
  53 #undef ADDR
  54 #ifdef MEM_MAPPED_IO
  55 #define ADDR(a) (smc->hw.iop+(a))
  56 #else
  57 #define ADDR(a) (((a)>>7) ? (outp(smc->hw.iop+B0_RAP,(a)>>7), (smc->hw.iop+( ((a)&0x7F) | ((a)>>7 ? 0x80:0)) )) : (smc->hw.iop+(((a)&0x7F)|((a)>>7 ? 0x80:0))))
  58 #endif
  59
  60 #include "hwmtm.h"
  61
  62 #define TRUE  1
  63 #define FALSE 0
  64
  65 // HWM Definitions
  66 // -----------------------
  67 #define FDDI_TRACE(string, arg1, arg2, arg3)    // Performance analysis.
  68 #ifdef PCI
  69 #define NDD_TRACE(string, arg1, arg2, arg3)     // Performance analysis.
  70 #endif  // PCI
  71 #define SMT_PAGESIZE    PAGE_SIZE       // Size of a memory page (power of 2).
  72 // -----------------------
  73
  74
  75 // SMT Definitions
  76 // -----------------------
  77 #define TICKS_PER_SECOND        HZ
  78 #define SMC_VERSION             1
  79 // -----------------------
  80
  81
  82 // OS-Driver Definitions
  83 // -----------------------
  84 #define NO_ADDRESS 0xffe0       /* No Device (I/O) Address */
  85 #define SKFP_MAX_NUM_BOARDS 8   /* maximum number of PCI boards */
  86
  87 #define SK_BUS_TYPE_PCI         0
  88 #define SK_BUS_TYPE_EISA        1
  89
  90 #define FP_IO_LEN               256     /* length of IO area used */
  91
  92 #define u8      unsigned char
  93 #define u16     unsigned short
  94 #define u32     unsigned int
  95
  96 #define MAX_TX_QUEUE_LEN        20 // number of packets queued by driver
  97 #define MAX_FRAME_SIZE          4550
  98
  99 #define RX_LOW_WATERMARK        NUM_RECEIVE_BUFFERS  / 2
 100 #define TX_LOW_WATERMARK        NUM_TRANSMIT_BUFFERS - 2
 101
 102 /*
 103 ** Include the IOCTL stuff
 104 */
 105 #include <linux/sockios.h>
 106
 107 #define SKFPIOCTL       SIOCDEVPRIVATE
 108
 109 struct s_skfp_ioctl {
 110         unsigned short cmd;                /* Command to run */
 111         unsigned short len;                /* Length of the data buffer */
 112         unsigned char __user *data;        /* Pointer to the data buffer */
 113 };
 114
 115 /*
 116 ** Recognised ioctl commands for the driver
 117 */
 118 #define SKFP_GET_STATS          0x05 /* Get the driver statistics */
 119 #define SKFP_CLR_STATS          0x06 /* Zero out the driver statistics */
 120
 121 // The per-adapter driver structure
 122 struct s_smt_os {
 123         struct net_device *dev;
 124         struct net_device *next_module;
 125         u32     bus_type;               /* bus type (0 == PCI, 1 == EISA) */
 126         struct pci_dev  pdev;           /* PCI device structure */
 127
 128         unsigned long base_addr;
 129         unsigned char factory_mac_addr[8];
 130         ulong   SharedMemSize;
 131         ulong   SharedMemHeap;
 132         void*   SharedMemAddr;
 133         dma_addr_t SharedMemDMA;
 134
 135         ulong   QueueSkb;
 136         struct  sk_buff_head SendSkbQueue;
 137
 138         ulong   MaxFrameSize;
 139         u8      ResetRequested;
 140
 141         // MAC statistics structure
 142         struct fddi_statistics MacStat;
 143
 144         // receive into this local buffer if no skb available
 145         // data will be not valid, because multiple RxDs can
 146         // point here at the same time, it must be at least
 147         // MAX_FRAME_SIZE bytes in size
 148         unsigned char *LocalRxBuffer;
 149         dma_addr_t LocalRxBufferDMA;
 150
 151         // Version (required by SMT module).
 152         u_long smc_version ;
 153
 154         // Required by Hardware Module (HWM).
 155         struct hw_modul hwm ;
 156
 157         // For SMP-savety
 158         spinlock_t DriverLock;
 159
 160 };
 161
 162 typedef struct s_smt_os skfddi_priv;
 163
 164 #endif   // _TARGETOS_