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/*
* cycx_drv.h    CYCX Support Module.  Kernel API Definitions.
*
* Author:       Arnaldo Carvalho de Melo <acme@conectiva.com.br>
*
* Copyright:    (c) 1998-2003 Arnaldo Carvalho de Melo
*
* Based on sdladrv.h by Gene Kozin <genek@compuserve.com>
*
*               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.
* ============================================================================
* 1999/10/23    acme            cycxhw_t cleanup
* 1999/01/03    acme            more judicious use of data types...
*                               uclong, ucchar, etc deleted, the u8, u16, u32
*                               types are the portable way to go.
* 1999/01/03    acme            judicious use of data types... u16, u32, etc
* 1998/12/26    acme            FIXED_BUFFERS, CONF_OFFSET,
*                               removal of cy_read{bwl}
* 1998/08/08    acme            Initial version.
*/
#ifndef _CYCX_DRV_H
#define _CYCX_DRV_H

#define CYCX_WINDOWSIZE 0x4000  /* default dual-port memory window size */
#define GEN_CYCX_INTR   0x02
#define RST_ENABLE      0x04
#define START_CPU       0x06
#define RST_DISABLE     0x08
#define FIXED_BUFFERS   0x08
#define TEST_PATTERN    0xaa55
#define CMD_OFFSET      0x20
#define CONF_OFFSET     0x0380
#define RESET_OFFSET    0x3c00  /* For reset file load */
#define DATA_OFFSET     0x0100  /* For code and data files load */
#define START_OFFSET    0x3ff0  /* 80186 starts here */

/**
 *      struct cycx_hw - Adapter hardware configuration
 *      @fwid - firmware ID
 *      @irq - interrupt request level
 *      @dpmbase - dual-port memory base
 *      @dpmsize - dual-port memory size
 *      @reserved - reserved for future use
 */
struct cycx_hw {
        u32 fwid;
        int irq;
        void *dpmbase;
        u32 dpmsize;
        u32 reserved[5];
};

/* Function Prototypes */
extern int cycx_setup(struct cycx_hw *hw, void *sfm, u32 len);
extern int cycx_down(struct cycx_hw *hw);
extern int cycx_peek(struct cycx_hw *hw, u32 addr, void *buf, u32 len);
extern int cycx_poke(struct cycx_hw *hw, u32 addr, void *buf, u32 len);
extern int cycx_exec(void *addr);

extern void cycx_inten(struct cycx_hw *hw);
extern void cycx_intr(struct cycx_hw *hw);
#endif  /* _CYCX_DRV_H */