cycx_drv.h

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/*
* cycx_drv.h    CYCX Support Module.  Kernel API Definitions.
*
* Author:   Arnaldo Carvalho de Melo <[email protected]>
*
* Copyright:    (c) 1998-2003 Arnaldo Carvalho de Melo
*
* Based on sdladrv.h by Gene Kozin <[email protected]>
*
*       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 {
    u32 fwid;
    int irq;
    void __iomem *dpmbase;
    u32 dpmsize;
    u32 reserved[5];
};

/* Function Prototypes */
extern int cycx_setup(struct cycx_hw *hw, void *sfm, u32 len, unsigned long base);
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 __iomem *addr);

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