xilinx.h

uboot详细解读可用启动引导LINUX2.6内核

/*
 * (C) Copyright 2002
 * Rich Ireland, Enterasys Networks, [e-mail].
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * 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.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 *
 */

#include <fpga.h>

#ifndef _XILINX_H_
#define _XILINX_H_

/* Xilinx Model definitions
 *********************************************************************/
#define CFG_SPARTAN2			CFG_FPGA_DEV( 0x1 )
#define CFG_VIRTEX_E			CFG_FPGA_DEV( 0x2 )
#define CFG_VIRTEX2			CFG_FPGA_DEV( 0x4 )
#define CFG_SPARTAN3			CFG_FPGA_DEV( 0x8 )
#define CFG_XILINX_SPARTAN2	(CFG_FPGA_XILINX | CFG_SPARTAN2)
#define CFG_XILINX_VIRTEX_E	(CFG_FPGA_XILINX | CFG_VIRTEX_E)
#define CFG_XILINX_VIRTEX2	(CFG_FPGA_XILINX | CFG_VIRTEX2)
#define CFG_XILINX_SPARTAN3	(CFG_FPGA_XILINX | CFG_SPARTAN3)
/* XXX - Add new models here */


/* Xilinx Interface definitions
 *********************************************************************/
#define CFG_XILINX_IF_SS	CFG_FPGA_IF( 0x1 )	/* slave serial		*/
#define CFG_XILINX_IF_MS	CFG_FPGA_IF( 0x2 )	/* master serial	*/
#define CFG_XILINX_IF_SP	CFG_FPGA_IF( 0x4 )	/* slave parallel	*/
#define CFG_XILINX_IF_JTAG	CFG_FPGA_IF( 0x8 )	/* jtag			*/
#define CFG_XILINX_IF_MSM	CFG_FPGA_IF( 0x10 )	/* master selectmap	*/
#define CFG_XILINX_IF_SSM	CFG_FPGA_IF( 0x20 )	/* slave selectmap	*/

/* Xilinx types
 *********************************************************************/
typedef enum {			/* typedef Xilinx_iface */
	min_xilinx_iface_type,	/* low range check value */
	slave_serial,		/* serial data and external clock */
	master_serial,		/* serial data w/ internal clock (not used) */
	slave_parallel,		/* parallel data w/ external latch */
	jtag_mode,		/* jtag/tap serial (not used ) */
	master_selectmap,	/* master SelectMap (virtex2)           */
	slave_selectmap,	/* slave SelectMap (virtex2)            */
	max_xilinx_iface_type	/* insert all new types before this */
} Xilinx_iface;			/* end, typedef Xilinx_iface */

typedef enum {			/* typedef Xilinx_Family */
	min_xilinx_type,	/* low range check value */
	Xilinx_Spartan2,	/* Spartan-II Family */
	Xilinx_VirtexE,		/* Virtex-E Family */
	Xilinx_Virtex2,		/* Virtex2 Family */
	Xilinx_Spartan3,	/* Spartan-III Family */
	max_xilinx_type		/* insert all new types before this */
} Xilinx_Family;		/* end, typedef Xilinx_Family */

typedef struct {		/* typedef Xilinx_desc */
	Xilinx_Family family;	/* part type */
	Xilinx_iface iface;	/* interface type */
	size_t size;		/* bytes of data part can accept */
	void *iface_fns;	/* interface function table */
	int cookie;		/* implementation specific cookie */
} Xilinx_desc;			/* end, typedef Xilinx_desc */

/* Generic Xilinx Functions
 *********************************************************************/
extern int xilinx_load( Xilinx_desc *desc, void *image, size_t size );
extern int xilinx_dump( Xilinx_desc *desc, void *buf, size_t bsize );
extern int xilinx_info( Xilinx_desc *desc );
extern int xilinx_reloc( Xilinx_desc *desc, ulong reloc_offset );

/* Board specific implementation specific function types
 *********************************************************************/
typedef int (*Xilinx_pgm_fn)( int assert_pgm, int flush, int cookie );
typedef int (*Xilinx_init_fn)( int cookie );
typedef int (*Xilinx_err_fn)( int cookie );
typedef int (*Xilinx_done_fn)( int cookie );
typedef int (*Xilinx_clk_fn)( int assert_clk, int flush, int cookie );
typedef int (*Xilinx_cs_fn)( int assert_cs, int flush, int cookie );
typedef int (*Xilinx_wr_fn)( int assert_write, int flush, int cookie );
typedef int (*Xilinx_rdata_fn)( unsigned char *data, int cookie );
typedef int (*Xilinx_wdata_fn)( unsigned char data, int flush, int cookie );
typedef int (*Xilinx_busy_fn)( int cookie );
typedef int (*Xilinx_abort_fn)( int cookie );
typedef int (*Xilinx_pre_fn)( int cookie );
typedef int (*Xilinx_post_fn)( int cookie );

#endif  /* _XILINX_H_ */