drivers/fpga/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 #include <stratixII.h>
  34
  35 /* Define FPGA_DEBUG to get debug printf's */
  36 /* #define FPGA_DEBUG */
  37
  38 #ifdef  FPGA_DEBUG
  39 #define PRINTF(fmt,args...)     printf (fmt ,##args)
  40 #else
  41 #define PRINTF(fmt,args...)
  42 #endif
  43
  44 /* Local Static Functions */
  45 static int altera_validate (Altera_desc * desc, const char *fn);
  46
  47 /* ------------------------------------------------------------------------- */
  48 int altera_load( Altera_desc *desc, void *buf, size_t bsize )
  49 {
  50         int ret_val = FPGA_FAIL;        /* assume a failure */
  51
  52         if (!altera_validate (desc, (char *)__FUNCTION__)) {
  53                 printf ("%s: Invalid device descriptor\n", __FUNCTION__);
  54         } else {
  55                 switch (desc->family) {
  56                 case Altera_ACEX1K:
  57                 case Altera_CYC2:
  58 #if defined(CONFIG_FPGA_ACEX1K)
  59                         PRINTF ("%s: Launching the ACEX1K Loader...\n",
  60                                         __FUNCTION__);
  61                         ret_val = ACEX1K_load (desc, buf, bsize);
  62 #elif defined(CONFIG_FPGA_CYCLON2)
  63                         PRINTF ("%s: Launching the CYCLONE II Loader...\n",
  64                                         __FUNCTION__);
  65                         ret_val = CYC2_load (desc, buf, bsize);
  66 #else
  67                         printf ("%s: No support for ACEX1K devices.\n",
  68                                         __FUNCTION__);
  69 #endif
  70                         break;
  71
  72 #if defined(CONFIG_FPGA_STRATIX_II)
  73                 case Altera_StratixII:
  74                         PRINTF ("%s: Launching the Stratix II Loader...\n",
  75                                 __FUNCTION__);
  76                         ret_val = StratixII_load (desc, buf, bsize);
  77                         break;
  78 #endif
  79                 default:
  80                         printf ("%s: Unsupported family type, %d\n",
  81                                         __FUNCTION__, desc->family);
  82                 }
  83         }
  84
  85         return ret_val;
  86 }
  87
  88 int altera_dump( Altera_desc *desc, void *buf, size_t bsize )
  89 {
  90         int ret_val = FPGA_FAIL;        /* assume a failure */
  91
  92         if (!altera_validate (desc, (char *)__FUNCTION__)) {
  93                 printf ("%s: Invalid device descriptor\n", __FUNCTION__);
  94         } else {
  95                 switch (desc->family) {
  96                 case Altera_ACEX1K:
  97 #if defined(CONFIG_FPGA_ACEX)
  98                         PRINTF ("%s: Launching the ACEX1K Reader...\n",
  99                                         __FUNCTION__);
 100                         ret_val = ACEX1K_dump (desc, buf, bsize);
 101 #else
 102                         printf ("%s: No support for ACEX1K devices.\n",
 103                                         __FUNCTION__);
 104 #endif
 105                         break;
 106
 107 #if defined(CONFIG_FPGA_STRATIX_II)
 108                 case Altera_StratixII:
 109                         PRINTF ("%s: Launching the Stratix II Reader...\n",
 110                                 __FUNCTION__);
 111                         ret_val = StratixII_dump (desc, buf, bsize);
 112                         break;
 113 #endif
 114                 default:
 115                         printf ("%s: Unsupported family type, %d\n",
 116                                         __FUNCTION__, desc->family);
 117                 }
 118         }
 119
 120         return ret_val;
 121 }
 122
 123 int altera_info( Altera_desc *desc )
 124 {
 125         int ret_val = FPGA_FAIL;
 126
 127         if (altera_validate (desc, (char *)__FUNCTION__)) {
 128                 printf ("Family:        \t");
 129                 switch (desc->family) {
 130                 case Altera_ACEX1K:
 131                         printf ("ACEX1K\n");
 132                         break;
 133                 case Altera_CYC2:
 134                         printf ("CYCLON II\n");
 135                         break;
 136                 case Altera_StratixII:
 137                         printf ("Stratix II\n");
 138                         break;
 139                         /* Add new family types here */
 140                 default:
 141                         printf ("Unknown family type, %d\n", desc->family);
 142                 }
 143
 144                 printf ("Interface type:\t");
 145                 switch (desc->iface) {
 146                 case passive_serial:
 147                         printf ("Passive Serial (PS)\n");
 148                         break;
 149                 case passive_parallel_synchronous:
 150                         printf ("Passive Parallel Synchronous (PPS)\n");
 151                         break;
 152                 case passive_parallel_asynchronous:
 153                         printf ("Passive Parallel Asynchronous (PPA)\n");
 154                         break;
 155                 case passive_serial_asynchronous:
 156                         printf ("Passive Serial Asynchronous (PSA)\n");
 157                         break;
 158                 case altera_jtag_mode:          /* Not used */
 159                         printf ("JTAG Mode\n");
 160                         break;
 161                 case fast_passive_parallel:
 162                         printf ("Fast Passive Parallel (FPP)\n");
 163                         break;
 164                 case fast_passive_parallel_security:
 165                         printf
 166                             ("Fast Passive Parallel with Security (FPPS) \n");
 167                         break;
 168                         /* Add new interface types here */
 169                 default:
 170                         printf ("Unsupported interface type, %d\n", desc->iface);
 171                 }
 172
 173                 printf ("Device Size:   \t%d bytes\n"
 174                                 "Cookie:        \t0x%x (%d)\n",
 175                                 desc->size, desc->cookie, desc->cookie);
 176
 177                 if (desc->iface_fns) {
 178                         printf ("Device Function Table @ 0x%p\n", desc->iface_fns);
 179                         switch (desc->family) {
 180                         case Altera_ACEX1K:
 181                         case Altera_CYC2:
 182 #if defined(CONFIG_FPGA_ACEX1K)
 183                                 ACEX1K_info (desc);
 184 #elif defined(CONFIG_FPGA_CYCLON2)
 185                                 CYC2_info (desc);
 186 #else
 187                                 /* just in case */
 188                                 printf ("%s: No support for ACEX1K devices.\n",
 189                                                 __FUNCTION__);
 190 #endif
 191                                 break;
 192 #if defined(CONFIG_FPGA_STRATIX_II)
 193                         case Altera_StratixII:
 194                                 StratixII_info (desc);
 195                                 break;
 196 #endif
 197                                 /* Add new family types here */
 198                         default:
 199                                 /* we don't need a message here - we give one up above */
 200                                 break;
 201                         }
 202                 } else {
 203                         printf ("No Device Function Table.\n");
 204                 }
 205
 206                 ret_val = FPGA_SUCCESS;
 207         } else {
 208                 printf ("%s: Invalid device descriptor\n", __FUNCTION__);
 209         }
 210
 211         return ret_val;
 212 }
 213
 214 /* ------------------------------------------------------------------------- */
 215
 216 static int altera_validate (Altera_desc * desc, const char *fn)
 217 {
 218         int ret_val = FALSE;
 219
 220         if (desc) {
 221                 if ((desc->family > min_altera_type) &&
 222                         (desc->family < max_altera_type)) {
 223                         if ((desc->iface > min_altera_iface_type) &&
 224                                 (desc->iface < max_altera_iface_type)) {
 225                                 if (desc->size) {
 226                                         ret_val = TRUE;
 227                                 } else {
 228                                         printf ("%s: NULL part size\n", fn);
 229                                 }
 230                         } else {
 231                                 printf ("%s: Invalid Interface type, %d\n",
 232                                         fn, desc->iface);
 233                         }
 234                 } else {
 235                         printf ("%s: Invalid family type, %d\n", fn, desc->family);
 236                 }
 237         } else {
 238                 printf ("%s: NULL descriptor!\n", fn);
 239         }
 240
 241         return ret_val;
 242 }
 243
 244 /* ------------------------------------------------------------------------- */