linux-sg2042/include/linux/cycx_drv.h

66 lines
2.2 KiB
C

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