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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 | /* * PCBIT-D device driver definitions * * Copyright (C) 1996 Universidade de Lisboa * * Written by Pedro Roque Marques (roque@di.fc.ul.pt) * * This software may be used and distributed according to the terms of * the GNU General Public License, incorporated herein by reference. */ #ifndef PCBIT_H #define PCBIT_H #include <linux/workqueue.h> #define MAX_PCBIT_CARDS 4 #define BLOCK_TIMER #ifdef __KERNEL__ struct pcbit_chan { unsigned short id; unsigned short callref; /* Call Reference */ unsigned char proto; /* layer2protocol */ unsigned char queued; /* unacked data messages */ unsigned char layer2link; /* used in TData */ unsigned char snum; /* used in TData */ unsigned short s_refnum; unsigned short r_refnum; unsigned short fsm_state; struct timer_list fsm_timer; #ifdef BLOCK_TIMER struct timer_list block_timer; #endif }; struct msn_entry { char *msn; struct msn_entry *next; }; struct pcbit_dev { /* board */ volatile unsigned char __iomem *sh_mem; /* RDP address */ unsigned long ph_mem; unsigned int irq; unsigned int id; unsigned int interrupt; /* set during interrupt processing */ spinlock_t lock; /* isdn4linux */ struct msn_entry *msn_list; /* ISDN address list */ isdn_if *dev_if; ushort ll_hdrlen; ushort hl_hdrlen; /* link layer */ unsigned char l2_state; struct frame_buf *read_queue; struct frame_buf *read_frame; struct frame_buf *write_queue; /* Protocol start */ wait_queue_head_t set_running_wq; struct timer_list set_running_timer; struct timer_list error_recover_timer; struct work_struct qdelivery; u_char w_busy; u_char r_busy; volatile unsigned char __iomem *readptr; volatile unsigned char __iomem *writeptr; ushort loadptr; unsigned short fsize[8]; /* sent layer2 frames size */ unsigned char send_seq; unsigned char rcv_seq; unsigned char unack_seq; unsigned short free; /* channels */ struct pcbit_chan *b1; struct pcbit_chan *b2; }; #define STATS_TIMER (10 * HZ) #define ERRTIME (HZ / 10) /* MRU */ #define MAXBUFSIZE 1534 #define MRU MAXBUFSIZE #define STATBUF_LEN 2048 /* * */ #endif /* __KERNEL__ */ /* isdn_ctrl only allows a long sized argument */ struct pcbit_ioctl { union { struct byte_op { ushort addr; ushort value; } rdp_byte; unsigned long l2_status; } info; }; #define PCBIT_IOCTL_GETSTAT 0x01 /* layer2 status */ #define PCBIT_IOCTL_LWMODE 0x02 /* linear write mode */ #define PCBIT_IOCTL_STRLOAD 0x03 /* start load mode */ #define PCBIT_IOCTL_ENDLOAD 0x04 /* end load mode */ #define PCBIT_IOCTL_SETBYTE 0x05 /* set byte */ #define PCBIT_IOCTL_GETBYTE 0x06 /* get byte */ #define PCBIT_IOCTL_RUNNING 0x07 /* set protocol running */ #define PCBIT_IOCTL_WATCH188 0x08 /* set watch 188 */ #define PCBIT_IOCTL_PING188 0x09 /* ping 188 */ #define PCBIT_IOCTL_FWMODE 0x0A /* firmware write mode */ #define PCBIT_IOCTL_STOP 0x0B /* stop protocol */ #define PCBIT_IOCTL_APION 0x0C /* issue API_ON */ #ifndef __KERNEL__ #define PCBIT_GETSTAT (PCBIT_IOCTL_GETSTAT + IIOCDRVCTL) #define PCBIT_LWMODE (PCBIT_IOCTL_LWMODE + IIOCDRVCTL) #define PCBIT_STRLOAD (PCBIT_IOCTL_STRLOAD + IIOCDRVCTL) #define PCBIT_ENDLOAD (PCBIT_IOCTL_ENDLOAD + IIOCDRVCTL) #define PCBIT_SETBYTE (PCBIT_IOCTL_SETBYTE + IIOCDRVCTL) #define PCBIT_GETBYTE (PCBIT_IOCTL_GETBYTE + IIOCDRVCTL) #define PCBIT_RUNNING (PCBIT_IOCTL_RUNNING + IIOCDRVCTL) #define PCBIT_WATCH188 (PCBIT_IOCTL_WATCH188 + IIOCDRVCTL) #define PCBIT_PING188 (PCBIT_IOCTL_PING188 + IIOCDRVCTL) #define PCBIT_FWMODE (PCBIT_IOCTL_FWMODE + IIOCDRVCTL) #define PCBIT_STOP (PCBIT_IOCTL_STOP + IIOCDRVCTL) #define PCBIT_APION (PCBIT_IOCTL_APION + IIOCDRVCTL) #define MAXSUPERLINE 3000 #endif #define L2_DOWN 0 #define L2_LOADING 1 #define L2_LWMODE 2 #define L2_FWMODE 3 #define L2_STARTING 4 #define L2_RUNNING 5 #define L2_ERROR 6 void pcbit_deliver(struct work_struct *work); int pcbit_init_dev(int board, int mem_base, int irq); void pcbit_terminate(int board); void pcbit_l3_receive(struct pcbit_dev *dev, ulong msg, struct sk_buff *skb, ushort hdr_len, ushort refnum); void pcbit_state_change(struct pcbit_dev *dev, struct pcbit_chan *chan, unsigned short i, unsigned short ev, unsigned short f); #endif |