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| Rev | Author | Line No. | Line |
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| 422 | giacomo | 1 | /*****************************************************************************/ |
| 2 | |||
| 3 | /* |
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| 4 | * istallion.h -- stallion intelligent multiport serial driver. |
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| 5 | * |
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| 6 | * Copyright (C) 1996-1998 Stallion Technologies (support@stallion.oz.au). |
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| 7 | * Copyright (C) 1994-1996 Greg Ungerer. |
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| 8 | * |
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| 9 | * This program is free software; you can redistribute it and/or modify |
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| 10 | * it under the terms of the GNU General Public License as published by |
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| 11 | * the Free Software Foundation; either version 2 of the License, or |
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| 12 | * (at your option) any later version. |
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| 13 | * |
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| 14 | * This program is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this program; if not, write to the Free Software |
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| 21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 22 | */ |
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| 23 | |||
| 24 | #include <linux/version.h> |
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| 25 | |||
| 26 | /*****************************************************************************/ |
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| 27 | #ifndef _ISTALLION_H |
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| 28 | #define _ISTALLION_H |
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| 29 | /*****************************************************************************/ |
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| 30 | |||
| 31 | /* |
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| 32 | * Define important driver constants here. |
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| 33 | */ |
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| 34 | #define STL_MAXBRDS 4 |
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| 35 | #define STL_MAXPANELS 4 |
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| 36 | #define STL_MAXPORTS 64 |
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| 37 | #define STL_MAXCHANS (STL_MAXPORTS + 1) |
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| 38 | #define STL_MAXDEVS (STL_MAXBRDS * STL_MAXPORTS) |
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| 39 | |||
| 40 | |||
| 41 | /* |
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| 42 | * Define a set of structures to hold all the board/panel/port info |
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| 43 | * for our ports. These will be dynamically allocated as required at |
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| 44 | * driver initialization time. |
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| 45 | */ |
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| 46 | |||
| 47 | /* |
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| 48 | * Port and board structures to hold status info about each object. |
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| 49 | * The board structure contains pointers to structures for each port |
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| 50 | * connected to it. Panels are not distinguished here, since |
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| 51 | * communication with the slave board will always be on a per port |
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| 52 | * basis. |
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| 53 | */ |
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| 54 | typedef struct { |
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| 55 | unsigned long magic; |
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| 56 | int portnr; |
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| 57 | int panelnr; |
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| 58 | int brdnr; |
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| 59 | unsigned long state; |
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| 60 | int devnr; |
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| 61 | int flags; |
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| 62 | int baud_base; |
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| 63 | int custom_divisor; |
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| 64 | int close_delay; |
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| 65 | int closing_wait; |
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| 66 | int refcount; |
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| 67 | int openwaitcnt; |
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| 68 | int rc; |
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| 69 | int argsize; |
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| 70 | void *argp; |
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| 71 | unsigned int rxmarkmsk; |
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| 72 | struct tty_struct *tty; |
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| 73 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,3,0)) |
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| 74 | struct wait_queue *open_wait; |
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| 75 | struct wait_queue *close_wait; |
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| 76 | struct wait_queue *raw_wait; |
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| 77 | #else |
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| 78 | wait_queue_head_t open_wait; |
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| 79 | wait_queue_head_t close_wait; |
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| 80 | wait_queue_head_t raw_wait; |
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| 81 | #endif |
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| 82 | struct work_struct tqhangup; |
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| 83 | asysigs_t asig; |
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| 84 | unsigned long addr; |
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| 85 | unsigned long rxoffset; |
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| 86 | unsigned long txoffset; |
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| 87 | unsigned long sigs; |
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| 88 | unsigned long pflag; |
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| 89 | unsigned int rxsize; |
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| 90 | unsigned int txsize; |
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| 91 | unsigned char reqbit; |
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| 92 | unsigned char portidx; |
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| 93 | unsigned char portbit; |
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| 94 | } stliport_t; |
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| 95 | |||
| 96 | /* |
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| 97 | * Use a structure of function pointers to do board level operations. |
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| 98 | * These include, enable/disable, paging shared memory, interrupting, etc. |
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| 99 | */ |
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| 100 | typedef struct stlibrd { |
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| 101 | unsigned long magic; |
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| 102 | int brdnr; |
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| 103 | int brdtype; |
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| 104 | int state; |
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| 105 | int nrpanels; |
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| 106 | int nrports; |
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| 107 | int nrdevs; |
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| 108 | unsigned int iobase; |
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| 109 | int iosize; |
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| 110 | unsigned long memaddr; |
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| 111 | void *membase; |
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| 112 | int memsize; |
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| 113 | int pagesize; |
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| 114 | int hostoffset; |
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| 115 | int slaveoffset; |
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| 116 | int bitsize; |
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| 117 | int enabval; |
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| 118 | int panels[STL_MAXPANELS]; |
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| 119 | int panelids[STL_MAXPANELS]; |
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| 120 | void (*init)(struct stlibrd *brdp); |
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| 121 | void (*enable)(struct stlibrd *brdp); |
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| 122 | void (*reenable)(struct stlibrd *brdp); |
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| 123 | void (*disable)(struct stlibrd *brdp); |
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| 124 | char *(*getmemptr)(struct stlibrd *brdp, unsigned long offset, int line); |
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| 125 | void (*intr)(struct stlibrd *brdp); |
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| 126 | void (*reset)(struct stlibrd *brdp); |
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| 127 | stliport_t *ports[STL_MAXPORTS]; |
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| 128 | } stlibrd_t; |
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| 129 | |||
| 130 | |||
| 131 | /* |
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| 132 | * Define MAGIC numbers used for above structures. |
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| 133 | */ |
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| 134 | #define STLI_PORTMAGIC 0xe671c7a1 |
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| 135 | #define STLI_BOARDMAGIC 0x4bc6c825 |
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| 136 | |||
| 137 | /*****************************************************************************/ |
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| 138 | #endif |