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/*****************************************************************************
* sdladrv.h SDLA Support Module. Kernel API Definitions.
*
* Author: Gene Kozin <genek@compuserve.com>
*
* Copyright: (c) 1995-1996 Sangoma Technologies Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
* ============================================================================
* Dec 11, 1996 Gene Kozin Complete overhaul.
* Oct 17, 1996 Gene Kozin Minor bug fixes.
* Jun 12, 1996 Gene Kozin Added support for S503 card.
* Dec 06, 1995 Gene Kozin Initial version.
*****************************************************************************/
#ifndef _SDLADRV_H
#define _SDLADRV_H
#define SDLA_MAXIORANGE 4 /* maximum I/O port range */
#define SDLA_WINDOWSIZE 0x2000 /* default dual-port memory window size */
/****** Data Structures *****************************************************/
/*----------------------------------------------------------------------------
* Adapter hardware configuration. Pointer to this structure is passed to all
* APIs.
*/
typedef struct sdlahw
{
unsigned type; /* adapter type */
unsigned fwid; /* firmware ID */
unsigned port; /* adapter I/O port base */
int irq; /* interrupt request level */
void * dpmbase; /* dual-port memory base */
unsigned dpmsize; /* dual-port memory size */
unsigned pclk; /* CPU clock rate, kHz */
unsigned long memory; /* memory size */
unsigned long vector; /* local offset of the DPM window */
unsigned io_range; /* I/O port range */
unsigned char regs[SDLA_MAXIORANGE]; /* was written to registers */
unsigned reserved[5];
} sdlahw_t;
/****** Function Prototypes *************************************************/
extern int sdla_setup (sdlahw_t* hw, void* sfm, unsigned len);
extern int sdla_down (sdlahw_t* hw);
extern int sdla_inten (sdlahw_t* hw);
extern int sdla_intde (sdlahw_t* hw);
extern int sdla_intack (sdlahw_t* hw);
extern int sdla_intr (sdlahw_t* hw);
extern int sdla_mapmem (sdlahw_t* hw, unsigned long addr);
extern int sdla_peek (sdlahw_t* hw, unsigned long addr, void* buf,
unsigned len);
extern int sdla_poke (sdlahw_t* hw, unsigned long addr, void* buf,
unsigned len);
extern int sdla_exec (void* opflag);
#endif /* _SDLADRV_H */
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