LXR linux/drivers/isdn/hardware/eicon/di.h

   1
   2/*
   3 *
   4  Copyright (c) Eicon Networks, 2002.
   5 *
   6  This source file is supplied for the use with
   7  Eicon Networks range of DIVA Server Adapters.
   8 *
   9  Eicon File Revision :    2.1
  10 *
  11  This program is free software; you can redistribute it and/or modify
  12  it under the terms of the GNU General Public License as published by
  13  the Free Software Foundation; either version 2, or (at your option)
  14  any later version.
  15 *
  16  This program is distributed in the hope that it will be useful,
  17  but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY
  18  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  19  See the GNU General Public License for more details.
  20 *
  21  You should have received a copy of the GNU General Public License
  22  along with this program; if not, write to the Free Software
  23  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  24 *
  25 */
  26/*
  27 *  some macros for detailed trace management
  28 */
  29#include "di_dbg.h"
  30/*****************************************************************************/
  31#define XMOREC 0x1f
  32#define XMOREF 0x20
  33#define XBUSY  0x40
  34#define RMORE  0x80
  35#define DIVA_MISC_FLAGS_REMOVE_PENDING    0x01
  36#define DIVA_MISC_FLAGS_NO_RC_CANCELLING  0x02
  37#define DIVA_MISC_FLAGS_RX_DMA            0x04
  38        /* structure for all information we have to keep on a per   */
  39        /* adapater basis                                           */
  40typedef struct adapter_s ADAPTER;
  41struct adapter_s {
  42  void * io;
  43  byte IdTable[256];
  44  byte IdTypeTable[256];
  45  byte FlowControlIdTable[256];
  46  byte FlowControlSkipTable[256];
  47  byte ReadyInt;
  48  byte RcExtensionSupported;
  49  byte misc_flags_table[256];
  50  dword protocol_capabilities;
  51  byte ( * ram_in)(ADAPTER * a, void * adr);
  52  word ( * ram_inw)(ADAPTER * a, void * adr);
  53  void (* ram_in_buffer)(ADAPTER * a, void * adr, void  * P, word length);
  54  void (* ram_look_ahead)(ADAPTER * a, PBUFFER * RBuffer, ENTITY  * e);
  55  void ( * ram_out)(ADAPTER * a, void * adr, byte data);
  56  void ( * ram_outw)(ADAPTER * a, void * adr, word data);
  57  void (* ram_out_buffer)(ADAPTER * a, void * adr, void  * P, word length);
  58  void ( * ram_inc)(ADAPTER * a, void * adr);
  59#if defined(DIVA_ISTREAM)
  60  dword rx_stream[256];
  61  dword tx_stream[256];
  62  word tx_pos[256];
  63  word rx_pos[256];
  64  byte stream_buffer[2512];
  65  dword ( * ram_offset)(ADAPTER * a);
  66  void ( * ram_out_dw) (ADAPTER *a,
  67                                    void *addr,
  68                                    const dword* data,
  69                                    int dwords);
  70  void ( * ram_in_dw) (ADAPTER *a,
  71                                   void *addr,
  72                                   dword* data,
  73                                   int dwords);
  74  void ( * istream_wakeup)(ADAPTER* a);
  75#else
  76  byte stream_buffer[4];
  77#endif
  78};
  79/*------------------------------------------------------------------*/
  80/* public functions of IDI common code                              */
  81/*------------------------------------------------------------------*/
  82void pr_out(ADAPTER * a);
  83byte pr_dpc(ADAPTER * a);
  84byte scom_test_int(ADAPTER * a);
  85void scom_clear_int(ADAPTER * a);
  86/*------------------------------------------------------------------*/
  87/* OS specific functions used by IDI common code                    */
  88/*------------------------------------------------------------------*/
  89void free_entity(ADAPTER * a, byte e_no);
  90void assign_queue(ADAPTER * a, byte e_no, word ref);
  91byte get_assign(ADAPTER * a, word ref);
  92void req_queue(ADAPTER * a, byte e_no);
  93byte look_req(ADAPTER * a);
  94void next_req(ADAPTER * a);
  95ENTITY  * entity_ptr(ADAPTER * a, byte e_no);
  96#if defined(DIVA_ISTREAM)
  97struct _diva_xdi_stream_interface;
  98void diva_xdi_provide_istream_info (ADAPTER* a,
  99                                    struct _diva_xdi_stream_interface* pI);
 100void pr_stream (ADAPTER * a);
 101int diva_istream_write (void* context,
 102                        int Id,
 103                        void* data,
 104                        int length,
 105                        int final,
 106                        byte usr1,
 107                        byte usr2);
 108int diva_istream_read (void* context,
 109                        int Id,
 110                        void* data,
 111                        int max_length,
 112                        int* final,
 113                        byte* usr1,
 114                        byte* usr2);
 115#if defined(DIVA_IDI_RX_DMA)
 116#include "diva_dma.h"
 117#endif
 118#endif
 119