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                                           */
  40 typedef struct adapter_s ADAPTER;
  41 struct 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 /*------------------------------------------------------------------*/
  82 void pr_out(ADAPTER *a);
  83 byte pr_dpc(ADAPTER *a);
  84 byte scom_test_int(ADAPTER *a);
  85 void scom_clear_int(ADAPTER *a);
  86 /*------------------------------------------------------------------*/
  87 /* OS specific functions used by IDI common code                    */
  88 /*------------------------------------------------------------------*/
  89 void free_entity(ADAPTER *a, byte e_no);
  90 void assign_queue(ADAPTER *a, byte e_no, word ref);
  91 byte get_assign(ADAPTER *a, word ref);
  92 void req_queue(ADAPTER *a, byte e_no);
  93 byte look_req(ADAPTER *a);
  94 void next_req(ADAPTER *a);
  95 ENTITY *entity_ptr(ADAPTER *a, byte e_no);
  96 #if defined(DIVA_ISTREAM)
  97 struct _diva_xdi_stream_interface;
  98 void diva_xdi_provide_istream_info(ADAPTER *a,
  99                                    struct _diva_xdi_stream_interface *pI);
 100 void pr_stream(ADAPTER *a);
 101 int diva_istream_write(void *context,
 102                        int Id,
 103                        void *data,
 104                        int length,
 105                        int final,
 106                        byte usr1,
 107                        byte usr2);
 108 int 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