drivers/char/rio/parmmap.h

   1 /****************************************************************************
   2  *******                                                              *******
   3  *******               H O S T   M E M O R Y  M A P
   4  *******                                                              *******
   5  ****************************************************************************
   6
   7  Author  : Ian Nandhra / Jeremy Rolls
   8  Date    :
   9
  10  *
  11  *  (C) 1990 - 2000 Specialix International Ltd., Byfleet, Surrey, UK.
  12  *
  13  *      This program is free software; you can redistribute it and/or modify
  14  *      it under the terms of the GNU General Public License as published by
  15  *      the Free Software Foundation; either version 2 of the License, or
  16  *      (at your option) any later version.
  17  *
  18  *      This program is distributed in the hope that it will be useful,
  19  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  *      GNU General Public License for more details.
  22  *
  23  *      You should have received a copy of the GNU General Public License
  24  *      along with this program; if not, write to the Free Software
  25  *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  26
  27  Version : 0.01
  28
  29
  30                             Mods
  31  ----------------------------------------------------------------------------
  32   Date     By                Description
  33  ----------------------------------------------------------------------------
  34 6/4/1991   jonb              Made changes to accommodate Mips R3230 bus
  35  ***************************************************************************/
  36
  37 #ifndef _parmap_h
  38 #define _parmap_h
  39
  40
  41 #ifdef SCCS_LABELS
  42 #ifndef lint
  43 /* static char *_rio_parmmap_h_sccs = "@(#)parmmap.h    1.4"; */
  44 #endif
  45 #endif
  46
  47 typedef struct PARM_MAP PARM_MAP;
  48
  49 struct PARM_MAP {
  50         u16 phb_ptr;    /* Pointer to the PHB array */
  51         u16 phb_num_ptr;        /* Ptr to Number of PHB's */
  52         u16 free_list;  /* Free List pointer */
  53         u16 free_list_end;      /* Free List End pointer */
  54         u16 q_free_list_ptr;    /* Ptr to Q_BUF variable */
  55         u16 unit_id_ptr;        /* Unit Id */
  56         u16 link_str_ptr;       /* Link Structure Array */
  57         u16 bootloader_1;       /* 1st Stage Boot Loader */
  58         u16 bootloader_2;       /* 2nd Stage Boot Loader */
  59         u16 port_route_map_ptr; /* Port Route Map */
  60         u16 route_ptr;          /* Unit Route Map */
  61         u16 map_present;        /* Route Map present */
  62         s16 pkt_num;            /* Total number of packets */
  63         s16 q_num;              /* Total number of Q packets */
  64         u16 buffers_per_port;   /* Number of buffers per port */
  65         u16 heap_size;          /* Initial size of heap */
  66         u16 heap_left;          /* Current Heap left */
  67         u16 error;              /* Error code */
  68         u16 tx_max;             /* Max number of tx pkts per phb */
  69         u16 rx_max;             /* Max number of rx pkts per phb */
  70         u16 rx_limit;           /* For high / low watermarks */
  71         s16 links;              /* Links to use */
  72         s16 timer;              /* Interrupts per second */
  73         u16 rups;               /* Pointer to the RUPs */
  74         u16 max_phb;            /* Mostly for debugging */
  75         u16 living;             /* Just increments!! */
  76         u16 init_done;          /* Initialisation over */
  77         u16 booting_link;
  78         u16 idle_count;         /* Idle time counter */
  79         u16 busy_count;         /* Busy counter */
  80         u16 idle_control;       /* Control Idle Process */
  81         u16 tx_intr;            /* TX interrupt pending */
  82         u16 rx_intr;            /* RX interrupt pending */
  83         u16 rup_intr;           /* RUP interrupt pending */
  84 };
  85
  86 #endif
  87
  88 /*********** end of file ***********/