3 * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
25 #include <linux/types.h> /* for ulong typedef */
30 #ifndef CONFIG_MAX_FPGA_DEVICES
31 #define CONFIG_MAX_FPGA_DEVICES 5
34 /* these probably belong somewhere else */
42 /* CONFIG_FPGA bit assignments */
43 #define CONFIG_SYS_FPGA_MAN(x) (x)
44 #define CONFIG_SYS_FPGA_DEV(x) ((x) << 8 )
45 #define CONFIG_SYS_FPGA_IF(x) ((x) << 16 )
47 /* FPGA Manufacturer bits in CONFIG_FPGA */
48 #define CONFIG_SYS_FPGA_XILINX CONFIG_SYS_FPGA_MAN( 0x1 )
49 #define CONFIG_SYS_FPGA_ALTERA CONFIG_SYS_FPGA_MAN( 0x2 )
52 /* fpga_xxxx function return value definitions */
53 #define FPGA_SUCCESS 0
56 /* device numbers must be non-negative */
57 #define FPGA_INVALID_DEVICE -1
59 /* root data type defintions */
60 typedef enum { /* typedef fpga_type */
61 fpga_min_type, /* range check value */
62 fpga_xilinx, /* Xilinx Family) */
63 fpga_altera, /* unimplemented */
64 fpga_undefined /* invalid range check value */
65 } fpga_type; /* end, typedef fpga_type */
67 typedef struct { /* typedef fpga_desc */
68 fpga_type devtype; /* switch value to select sub-functions */
69 void *devdesc; /* real device descriptor */
70 } fpga_desc; /* end, typedef fpga_desc */
73 /* root function definitions */
74 extern void fpga_init( void );
75 extern int fpga_add( fpga_type devtype, void *desc );
76 extern int fpga_count( void );
77 extern int fpga_load( int devnum, void *buf, size_t bsize );
78 extern int fpga_dump( int devnum, void *buf, size_t bsize );
79 extern int fpga_info( int devnum );