82 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			82 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
/*
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 * (C) Copyright 2002
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 * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
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 *
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 * See file CREDITS for list of people who contributed to this
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 * project.
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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 as
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 * published by the Free Software Foundation; either version 2 of
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 * the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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 * MA 02111-1307 USA
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 *
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 */
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#include <linux/types.h>	       /* for ulong typedef */
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#ifndef _FPGA_H_
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#define _FPGA_H_
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#ifndef CONFIG_MAX_FPGA_DEVICES
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#define CONFIG_MAX_FPGA_DEVICES		5
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#endif
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/* these probably belong somewhere else */
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#ifndef FALSE
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#define FALSE			(0)
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#endif
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#ifndef TRUE
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#define TRUE			(!FALSE)
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#endif
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/* CONFIG_FPGA bit assignments */
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#define CONFIG_SYS_FPGA_MAN(x)		(x)
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#define CONFIG_SYS_FPGA_DEV(x)		((x) << 8 )
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#define CONFIG_SYS_FPGA_IF(x)		((x) << 16 )
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/* FPGA Manufacturer bits in CONFIG_FPGA */
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#define CONFIG_SYS_FPGA_XILINX		CONFIG_SYS_FPGA_MAN( 0x1 )
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#define CONFIG_SYS_FPGA_ALTERA		CONFIG_SYS_FPGA_MAN( 0x2 )
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/* fpga_xxxx function return value definitions */
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#define FPGA_SUCCESS		0
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#define FPGA_FAIL		-1
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/* device numbers must be non-negative */
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#define FPGA_INVALID_DEVICE	-1
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/* root data type defintions */
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typedef enum {			/* typedef fpga_type */
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	fpga_min_type,		/* range check value */
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	fpga_xilinx,		/* Xilinx Family) */
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	fpga_altera,		/* unimplemented */
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	fpga_undefined		/* invalid range check value */
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} fpga_type;			/* end, typedef fpga_type */
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typedef struct {		/* typedef fpga_desc */
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	fpga_type devtype;	/* switch value to select sub-functions */
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	void *devdesc;		/* real device descriptor */
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} fpga_desc;			/* end, typedef fpga_desc */
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/* root function definitions */
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extern void fpga_init( ulong reloc_off );
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extern int fpga_add( fpga_type devtype, void *desc );
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extern int fpga_count( void );
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extern int fpga_load( int devnum, void *buf, size_t bsize );
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extern int fpga_dump( int devnum, void *buf, size_t bsize );
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extern int fpga_info( int devnum );
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#endif	/* _FPGA_H_ */
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