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/*****************************************************************************
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* sdladrv.h     SDLA Support Module.  Kernel API Definitions.
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*
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* Author:       Gideon Hack    
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*
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* Copyright:    (c) 1995-2000 Sangoma Technologies Inc.
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*
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*               This program is free software; you can redistribute it and/or
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*               modify it under the terms of the GNU General Public License
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*               as published by the Free Software Foundation; either version
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*               2 of the License, or (at your option) any later version.
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* ============================================================================
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* Jun 02, 1999  Gideon Hack     Added support for the S514 PCI adapter.
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* Dec 11, 1996  Gene Kozin      Complete overhaul.
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* Oct 17, 1996  Gene Kozin      Minor bug fixes.
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* Jun 12, 1996  Gene Kozin      Added support for S503 card.
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* Dec 06, 1995  Gene Kozin      Initial version.
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*****************************************************************************/
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#ifndef _SDLADRV_H
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#define _SDLADRV_H
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#define SDLA_MAXIORANGE 4       /* maximum I/O port range */
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#define SDLA_WINDOWSIZE 0x2000  /* default dual-port memory window size */
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/****** Data Structures *****************************************************/
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/*----------------------------------------------------------------------------
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 * Adapter hardware configuration. Pointer to this structure is passed to all
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 * APIs.
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 */
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typedef struct sdlahw
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{
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        unsigned type;                  /* adapter type */
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        unsigned fwid;                  /* firmware ID */
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        unsigned port;                  /* adapter I/O port base */
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        int irq;                        /* interrupt request level */
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        char S514_cpu_no[1];            /* PCI CPU Number */
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        unsigned char S514_slot_no;     /* PCI Slot Number */
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        char auto_pci_cfg;              /* Autodetect PCI Slot */
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        struct pci_dev *pci_dev;        /* PCI device */
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        void * dpmbase;                 /* dual-port memory base */
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        unsigned dpmsize;               /* dual-port memory size */
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        unsigned pclk;                  /* CPU clock rate, kHz */
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        unsigned long memory;           /* memory size */
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        unsigned long vector;           /* local offset of the DPM window */
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        unsigned io_range;              /* I/O port range */
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        unsigned char regs[SDLA_MAXIORANGE]; /* was written to registers */
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        unsigned reserved[5];
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} sdlahw_t;
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/****** Function Prototypes *************************************************/
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extern int sdla_setup   (sdlahw_t* hw, void* sfm, unsigned len);
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extern int sdla_down    (sdlahw_t* hw);
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extern int sdla_inten   (sdlahw_t* hw);
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extern int sdla_intde   (sdlahw_t* hw);
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extern int sdla_intack  (sdlahw_t* hw);
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extern void S514_intack  (sdlahw_t* hw, u32 int_status);
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extern void read_S514_int_stat (sdlahw_t* hw, u32* int_status);
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extern int sdla_intr    (sdlahw_t* hw);
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extern int sdla_mapmem  (sdlahw_t* hw, unsigned long addr);
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extern int sdla_peek    (sdlahw_t* hw, unsigned long addr, void* buf,
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                         unsigned len);
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extern int sdla_poke    (sdlahw_t* hw, unsigned long addr, void* buf,
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                         unsigned len);
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extern int sdla_exec    (void* opflag);
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extern unsigned wanpipe_hw_probe(void);
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#endif  /* _SDLADRV_H */