include/linux/sdladrv.h

   1 /*****************************************************************************
   2 * sdladrv.h     SDLA Support Module.  Kernel API Definitions.
   3 *
   4 * Author:       Gideon Hack
   5 *
   6 * Copyright:    (c) 1995-1999 Sangoma Technologies Inc.
   7 *
   8 *               This program is free software; you can redistribute it and/or
   9 *               modify it under the terms of the GNU General Public License
  10 *               as published by the Free Software Foundation; either version
  11 *               2 of the License, or (at your option) any later version.
  12 * ============================================================================
  13 * Jun 02, 1999  Gideon Hack     Added support for the S514 PCI adapter.
  14 * Dec 11, 1996  Gene Kozin      Complete overhaul.
  15 * Oct 17, 1996  Gene Kozin      Minor bug fixes.
  16 * Jun 12, 1996  Gene Kozin      Added support for S503 card.
  17 * Dec 06, 1995  Gene Kozin      Initial version.
  18 *****************************************************************************/
  19 #ifndef _SDLADRV_H
  20 #define _SDLADRV_H
  21
  22 #include <linux/version.h>
  23 #if LINUX_VERSION_CODE >= 0x020100
  24 #define LINUX_2_1
  25 #endif
  26
  27 #define SDLA_MAXIORANGE 4       /* maximum I/O port range */
  28 #define SDLA_WINDOWSIZE 0x2000  /* default dual-port memory window size */
  29
  30 /****** Data Structures *****************************************************/
  31
  32 /*----------------------------------------------------------------------------
  33  * Adapter hardware configuration. Pointer to this structure is passed to all
  34  * APIs.
  35  */
  36 typedef struct sdlahw
  37 {
  38         unsigned type;                  /* adapter type */
  39         unsigned fwid;                  /* firmware ID */
  40         unsigned port;                  /* adapter I/O port base */
  41         int irq;                        /* interrupt request level */
  42         char S514_cpu_no[1];            /* PCI CPU Number */
  43         unsigned char S514_slot_no;     /* PCI Slot Number */
  44 #ifdef LINUX_2_1
  45         struct pci_dev *pci_dev;        /* PCI device */
  46 #else
  47         unsigned char pci_bus;          /* PCI bus number */
  48         unsigned char pci_dev_func;     /* PCI device/function number */
  49 #endif
  50         void * dpmbase;                 /* dual-port memory base */
  51         unsigned dpmsize;               /* dual-port memory size */
  52         unsigned pclk;                  /* CPU clock rate, kHz */
  53         unsigned long memory;           /* memory size */
  54         unsigned long vector;           /* local offset of the DPM window */
  55         unsigned io_range;              /* I/O port range */
  56         unsigned char regs[SDLA_MAXIORANGE]; /* was written to registers */
  57         unsigned reserved[5];
  58 } sdlahw_t;
  59
  60 /****** Function Prototypes *************************************************/
  61
  62 extern int sdla_setup   (sdlahw_t* hw, void* sfm, unsigned len);
  63 extern int sdla_down    (sdlahw_t* hw);
  64 extern int sdla_inten   (sdlahw_t* hw);
  65 extern int sdla_intde   (sdlahw_t* hw);
  66 extern int sdla_intack  (sdlahw_t* hw);
  67 extern void S514_intack  (sdlahw_t* hw, u32 int_status);
  68 extern void read_S514_int_stat (sdlahw_t* hw, u32* int_status);
  69 extern int sdla_intr    (sdlahw_t* hw);
  70 extern int sdla_mapmem  (sdlahw_t* hw, unsigned long addr);
  71 extern int sdla_peek    (sdlahw_t* hw, unsigned long addr, void* buf,
  72                          unsigned len);
  73 extern int sdla_poke    (sdlahw_t* hw, unsigned long addr, void* buf,
  74                          unsigned len);
  75 extern int sdla_exec    (void* opflag);
  76
  77 #endif  /* _SDLADRV_H */