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119 lines
4.3 KiB
119 lines
4.3 KiB
20 years ago
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/*
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*
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Copyright (c) Eicon Networks, 2002.
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*
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This source file is supplied for the use with
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Eicon Networks range of DIVA Server Adapters.
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*
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Eicon File Revision : 2.1
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*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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*
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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*
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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/*
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* some macros for detailed trace management
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*/
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#include "di_dbg.h"
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/*****************************************************************************/
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#define XMOREC 0x1f
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#define XMOREF 0x20
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#define XBUSY 0x40
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#define RMORE 0x80
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#define DIVA_MISC_FLAGS_REMOVE_PENDING 0x01
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#define DIVA_MISC_FLAGS_NO_RC_CANCELLING 0x02
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#define DIVA_MISC_FLAGS_RX_DMA 0x04
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/* structure for all information we have to keep on a per */
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/* adapater basis */
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typedef struct adapter_s ADAPTER;
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struct adapter_s {
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void * io;
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byte IdTable[256];
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byte IdTypeTable[256];
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byte FlowControlIdTable[256];
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byte FlowControlSkipTable[256];
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byte ReadyInt;
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byte RcExtensionSupported;
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byte misc_flags_table[256];
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dword protocol_capabilities;
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byte ( * ram_in)(ADAPTER * a, void * adr);
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word ( * ram_inw)(ADAPTER * a, void * adr);
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void (* ram_in_buffer)(ADAPTER * a, void * adr, void * P, word length);
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void (* ram_look_ahead)(ADAPTER * a, PBUFFER * RBuffer, ENTITY * e);
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void ( * ram_out)(ADAPTER * a, void * adr, byte data);
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void ( * ram_outw)(ADAPTER * a, void * adr, word data);
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void (* ram_out_buffer)(ADAPTER * a, void * adr, void * P, word length);
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void ( * ram_inc)(ADAPTER * a, void * adr);
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#if defined(DIVA_ISTREAM)
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dword rx_stream[256];
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dword tx_stream[256];
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word tx_pos[256];
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word rx_pos[256];
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byte stream_buffer[2512];
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dword ( * ram_offset)(ADAPTER * a);
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void ( * ram_out_dw) (ADAPTER *a,
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void *addr,
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const dword* data,
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int dwords);
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void ( * ram_in_dw) (ADAPTER *a,
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void *addr,
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dword* data,
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int dwords);
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void ( * istream_wakeup)(ADAPTER* a);
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#else
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byte stream_buffer[4];
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#endif
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};
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/*------------------------------------------------------------------*/
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/* public functions of IDI common code */
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/*------------------------------------------------------------------*/
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void pr_out(ADAPTER * a);
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byte pr_dpc(ADAPTER * a);
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byte scom_test_int(ADAPTER * a);
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void scom_clear_int(ADAPTER * a);
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/*------------------------------------------------------------------*/
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/* OS specific functions used by IDI common code */
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/*------------------------------------------------------------------*/
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void free_entity(ADAPTER * a, byte e_no);
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void assign_queue(ADAPTER * a, byte e_no, word ref);
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byte get_assign(ADAPTER * a, word ref);
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void req_queue(ADAPTER * a, byte e_no);
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byte look_req(ADAPTER * a);
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void next_req(ADAPTER * a);
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ENTITY * entity_ptr(ADAPTER * a, byte e_no);
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#if defined(DIVA_ISTREAM)
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struct _diva_xdi_stream_interface;
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void diva_xdi_provide_istream_info (ADAPTER* a,
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struct _diva_xdi_stream_interface* pI);
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void pr_stream (ADAPTER * a);
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int diva_istream_write (void* context,
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int Id,
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void* data,
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int length,
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int final,
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byte usr1,
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byte usr2);
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int diva_istream_read (void* context,
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int Id,
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void* data,
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int max_length,
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int* final,
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byte* usr1,
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byte* usr2);
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#if defined(DIVA_IDI_RX_DMA)
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#include "diva_dma.h"
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#endif
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#endif
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