common/altera.c

   1 /*
   2  * (C) Copyright 2003
   3  * Steven Scholz, imc Measurement & Control, steven.scholz@imc-berlin.de
   4  *
   5  * (C) Copyright 2002
   6  * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
   7  *
   8  * See file CREDITS for list of people who contributed to this
   9  * project.
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License as
  13  * published by the Free Software Foundation; either version 2 of
  14  * the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  24  * MA 02111-1307 USA
  25  *
  26  */
  27
  28 /*
  29  *  Altera FPGA support
  30  */
  31 #include <common.h>
  32 #include <ACEX1K.h>
  33
  34 /* Define FPGA_DEBUG to get debug printf's */
  35 /* #define FPGA_DEBUG */
  36
  37 #ifdef  FPGA_DEBUG
  38 #define PRINTF(fmt,args...)     printf (fmt ,##args)
  39 #else
  40 #define PRINTF(fmt,args...)
  41 #endif
  42
  43 #if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_ALTERA)
  44
  45 /* Local Static Functions */
  46 static int altera_validate (Altera_desc * desc, char *fn);
  47
  48 /* ------------------------------------------------------------------------- */
  49 int altera_load( Altera_desc *desc, void *buf, size_t bsize )
  50 {
  51         int ret_val = FPGA_FAIL;        /* assume a failure */
  52
  53         if (!altera_validate (desc, (char *)__FUNCTION__)) {
  54                 printf ("%s: Invalid device descriptor\n", __FUNCTION__);
  55         } else {
  56                 switch (desc->family) {
  57                 case Altera_ACEX1K:
  58                 case Altera_CYC2:
  59 #if defined(CONFIG_FPGA_ACEX1K)
  60                         PRINTF ("%s: Launching the ACEX1K Loader...\n",
  61                                         __FUNCTION__);
  62                         ret_val = ACEX1K_load (desc, buf, bsize);
  63 #elif defined CONFIG_FPGA_CYCLON2
  64                         PRINTF ("%s: Launching the CYCLON II Loader...\n",
  65                                         __FUNCTION__);
  66                         ret_val = CYC2_load (desc, buf, bsize);
  67 #else
  68                         printf ("%s: No support for ACEX1K devices.\n",
  69                                         __FUNCTION__);
  70 #endif
  71                         break;
  72
  73                 default:
  74                         printf ("%s: Unsupported family type, %d\n",
  75                                         __FUNCTION__, desc->family);
  76                 }
  77         }
  78
  79         return ret_val;
  80 }
  81
  82 int altera_dump( Altera_desc *desc, void *buf, size_t bsize )
  83 {
  84         int ret_val = FPGA_FAIL;        /* assume a failure */
  85
  86         if (!altera_validate (desc, (char *)__FUNCTION__)) {
  87                 printf ("%s: Invalid device descriptor\n", __FUNCTION__);
  88         } else {
  89                 switch (desc->family) {
  90                 case Altera_ACEX1K:
  91 #if defined(CONFIG_FPGA_ACEX)
  92                         PRINTF ("%s: Launching the ACEX1K Reader...\n",
  93                                         __FUNCTION__);
  94                         ret_val = ACEX1K_dump (desc, buf, bsize);
  95 #else
  96                         printf ("%s: No support for ACEX1K devices.\n",
  97                                         __FUNCTION__);
  98 #endif
  99                         break;
 100
 101                 default:
 102                         printf ("%s: Unsupported family type, %d\n",
 103                                         __FUNCTION__, desc->family);
 104                 }
 105         }
 106
 107         return ret_val;
 108 }
 109
 110 int altera_info( Altera_desc *desc )
 111 {
 112         int ret_val = FPGA_FAIL;
 113
 114         if (altera_validate (desc, (char *)__FUNCTION__)) {
 115                 printf ("Family:        \t");
 116                 switch (desc->family) {
 117                 case Altera_ACEX1K:
 118                         printf ("ACEX1K\n");
 119                         break;
 120                         /* Add new family types here */
 121                 case Altera_CYC2:
 122                         printf ("CYCLON II\n");
 123                         break;
 124                 default:
 125                         printf ("Unknown family type, %d\n", desc->family);
 126                 }
 127
 128                 printf ("Interface type:\t");
 129                 switch (desc->iface) {
 130                 case passive_serial:
 131                         printf ("Passive Serial (PS)\n");
 132                         break;
 133                 case passive_parallel_synchronous:
 134                         printf ("Passive Parallel Synchronous (PPS)\n");
 135                         break;
 136                 case passive_parallel_asynchronous:
 137                         printf ("Passive Parallel Asynchronous (PPA)\n");
 138                         break;
 139                 case passive_serial_asynchronous:
 140                         printf ("Passive Serial Asynchronous (PSA)\n");
 141                         break;
 142                 case altera_jtag_mode:          /* Not used */
 143                         printf ("JTAG Mode\n");
 144                         break;
 145                         /* Add new interface types here */
 146                 default:
 147                         printf ("Unsupported interface type, %d\n", desc->iface);
 148                 }
 149
 150                 printf ("Device Size:   \t%d bytes\n"
 151                                 "Cookie:        \t0x%x (%d)\n",
 152                                 desc->size, desc->cookie, desc->cookie);
 153
 154                 if (desc->iface_fns) {
 155                         printf ("Device Function Table @ 0x%p\n", desc->iface_fns);
 156                         switch (desc->family) {
 157                         case Altera_ACEX1K:
 158                         case Altera_CYC2:
 159 #if defined(CONFIG_FPGA_ACEX1K)
 160                                 ACEX1K_info (desc);
 161 #elif defined(CONFIG_FPGA_CYCLON2)
 162                                 CYC2_info (desc);
 163 #else
 164                                 /* just in case */
 165                                 printf ("%s: No support for ACEX1K devices.\n",
 166                                                 __FUNCTION__);
 167 #endif
 168                                 break;
 169                                 /* Add new family types here */
 170                         default:
 171                                 /* we don't need a message here - we give one up above */
 172                                 break;
 173                         }
 174                 } else {
 175                         printf ("No Device Function Table.\n");
 176                 }
 177
 178                 ret_val = FPGA_SUCCESS;
 179         } else {
 180                 printf ("%s: Invalid device descriptor\n", __FUNCTION__);
 181         }
 182
 183         return ret_val;
 184 }
 185
 186 int altera_reloc( Altera_desc *desc, ulong reloc_offset)
 187 {
 188         int ret_val = FPGA_FAIL;        /* assume a failure */
 189
 190         if (!altera_validate (desc, (char *)__FUNCTION__)) {
 191                 printf ("%s: Invalid device descriptor\n", __FUNCTION__);
 192         } else {
 193                 switch (desc->family) {
 194                 case Altera_ACEX1K:
 195 #if defined(CONFIG_FPGA_ACEX1K)
 196                         ret_val = ACEX1K_reloc (desc, reloc_offset);
 197 #else
 198                         printf ("%s: No support for ACEX devices.\n",
 199                                         __FUNCTION__);
 200 #endif
 201                         break;
 202                 case Altera_CYC2:
 203 #if defined(CONFIG_FPGA_CYCLON2)
 204                         ret_val = CYC2_reloc (desc, reloc_offset);
 205 #else
 206                         printf ("%s: No support for CYCLON II devices.\n",
 207                                         __FUNCTION__);
 208 #endif
 209                         break;
 210                         /* Add new family types here */
 211                 default:
 212                         printf ("%s: Unsupported family type, %d\n",
 213                                         __FUNCTION__, desc->family);
 214                 }
 215         }
 216
 217         return ret_val;
 218 }
 219
 220 /* ------------------------------------------------------------------------- */
 221
 222 static int altera_validate (Altera_desc * desc, char *fn)
 223 {
 224         int ret_val = FALSE;
 225
 226         if (desc) {
 227                 if ((desc->family > min_altera_type) &&
 228                         (desc->family < max_altera_type)) {
 229                         if ((desc->iface > min_altera_iface_type) &&
 230                                 (desc->iface < max_altera_iface_type)) {
 231                                 if (desc->size) {
 232                                         ret_val = TRUE;
 233                                 } else {
 234                                         printf ("%s: NULL part size\n", fn);
 235                                 }
 236                         } else {
 237                                 printf ("%s: Invalid Interface type, %d\n",
 238                                         fn, desc->iface);
 239                         }
 240                 } else {
 241                         printf ("%s: Invalid family type, %d\n", fn, desc->family);
 242                 }
 243         } else {
 244                 printf ("%s: NULL descriptor!\n", fn);
 245         }
 246
 247         return ret_val;
 248 }
 249
 250 /* ------------------------------------------------------------------------- */
 251
 252 #endif /* CONFIG_FPGA & CONFIG_FPGA_ALTERA */