1 /*
2  * (C) Copyright 2002
3  * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
4  *
5  * See file CREDITS for list of people who contributed to this
6  * project.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License as
10  * published by the Free Software Foundation; either version 2 of
11  * the License, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21  * MA 02111-1307 USA
22  *
23  */
24 
25 #include <fpga.h>
26 
27 #ifndef _XILINX_H_
28 #define _XILINX_H_
29 
30 /* Xilinx Model definitions
31  *********************************************************************/
32 #define CONFIG_SYS_SPARTAN2			CONFIG_SYS_FPGA_DEV( 0x1 )
33 #define CONFIG_SYS_VIRTEX_E			CONFIG_SYS_FPGA_DEV( 0x2 )
34 #define CONFIG_SYS_VIRTEX2			CONFIG_SYS_FPGA_DEV( 0x4 )
35 #define CONFIG_SYS_SPARTAN3			CONFIG_SYS_FPGA_DEV( 0x8 )
36 #define CONFIG_SYS_XILINX_SPARTAN2	(CONFIG_SYS_FPGA_XILINX | CONFIG_SYS_SPARTAN2)
37 #define CONFIG_SYS_XILINX_VIRTEX_E	(CONFIG_SYS_FPGA_XILINX | CONFIG_SYS_VIRTEX_E)
38 #define CONFIG_SYS_XILINX_VIRTEX2	(CONFIG_SYS_FPGA_XILINX | CONFIG_SYS_VIRTEX2)
39 #define CONFIG_SYS_XILINX_SPARTAN3	(CONFIG_SYS_FPGA_XILINX | CONFIG_SYS_SPARTAN3)
40 /* XXX - Add new models here */
41 
42 
43 /* Xilinx Interface definitions
44  *********************************************************************/
45 #define CONFIG_SYS_XILINX_IF_SS	CONFIG_SYS_FPGA_IF( 0x1 )	/* slave serial		*/
46 #define CONFIG_SYS_XILINX_IF_MS	CONFIG_SYS_FPGA_IF( 0x2 )	/* master serial	*/
47 #define CONFIG_SYS_XILINX_IF_SP	CONFIG_SYS_FPGA_IF( 0x4 )	/* slave parallel	*/
48 #define CONFIG_SYS_XILINX_IF_JTAG	CONFIG_SYS_FPGA_IF( 0x8 )	/* jtag			*/
49 #define CONFIG_SYS_XILINX_IF_MSM	CONFIG_SYS_FPGA_IF( 0x10 )	/* master selectmap	*/
50 #define CONFIG_SYS_XILINX_IF_SSM	CONFIG_SYS_FPGA_IF( 0x20 )	/* slave selectmap	*/
51 
52 /* Xilinx types
53  *********************************************************************/
54 typedef enum {			/* typedef Xilinx_iface */
55 	min_xilinx_iface_type,	/* low range check value */
56 	slave_serial,		/* serial data and external clock */
57 	master_serial,		/* serial data w/ internal clock (not used) */
58 	slave_parallel,		/* parallel data w/ external latch */
59 	jtag_mode,		/* jtag/tap serial (not used ) */
60 	master_selectmap,	/* master SelectMap (virtex2)           */
61 	slave_selectmap,	/* slave SelectMap (virtex2)            */
62 	max_xilinx_iface_type	/* insert all new types before this */
63 } Xilinx_iface;			/* end, typedef Xilinx_iface */
64 
65 typedef enum {			/* typedef Xilinx_Family */
66 	min_xilinx_type,	/* low range check value */
67 	Xilinx_Spartan2,	/* Spartan-II Family */
68 	Xilinx_VirtexE,		/* Virtex-E Family */
69 	Xilinx_Virtex2,		/* Virtex2 Family */
70 	Xilinx_Spartan3,	/* Spartan-III Family */
71 	max_xilinx_type		/* insert all new types before this */
72 } Xilinx_Family;		/* end, typedef Xilinx_Family */
73 
74 typedef struct {		/* typedef Xilinx_desc */
75 	Xilinx_Family family;	/* part type */
76 	Xilinx_iface iface;	/* interface type */
77 	size_t size;		/* bytes of data part can accept */
78 	void *iface_fns;	/* interface function table */
79 	int cookie;		/* implementation specific cookie */
80 } Xilinx_desc;			/* end, typedef Xilinx_desc */
81 
82 /* Generic Xilinx Functions
83  *********************************************************************/
84 extern int xilinx_load( Xilinx_desc *desc, void *image, size_t size );
85 extern int xilinx_dump( Xilinx_desc *desc, void *buf, size_t bsize );
86 extern int xilinx_info( Xilinx_desc *desc );
87 
88 /* Board specific implementation specific function types
89  *********************************************************************/
90 typedef int (*Xilinx_pgm_fn)( int assert_pgm, int flush, int cookie );
91 typedef int (*Xilinx_init_fn)( int cookie );
92 typedef int (*Xilinx_err_fn)( int cookie );
93 typedef int (*Xilinx_done_fn)( int cookie );
94 typedef int (*Xilinx_clk_fn)( int assert_clk, int flush, int cookie );
95 typedef int (*Xilinx_cs_fn)( int assert_cs, int flush, int cookie );
96 typedef int (*Xilinx_wr_fn)( int assert_write, int flush, int cookie );
97 typedef int (*Xilinx_rdata_fn)( unsigned char *data, int cookie );
98 typedef int (*Xilinx_wdata_fn)( unsigned char data, int flush, int cookie );
99 typedef int (*Xilinx_busy_fn)( int cookie );
100 typedef int (*Xilinx_abort_fn)( int cookie );
101 typedef int (*Xilinx_pre_fn)( int cookie );
102 typedef int (*Xilinx_post_fn)( int cookie );
103 typedef int (*Xilinx_bwr_fn)( void *buf, size_t len, int flush, int cookie );
104 
105 #endif  /* _XILINX_H_ */
106