board/eltec/bab7xx/misc.c

   1 /*
   2  * (C) Copyright 2002 ELTEC Elektronik AG
   3  * Frank Gottschling <fgottschling@eltec.de>
   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 /* includes */
  25 #include <common.h>
  26 #include <linux/ctype.h>
  27 #include <pci.h>
  28 #include <net.h>
  29 #include <mpc106.h>
  30 #include <w83c553f.h>
  31 #include "srom.h"
  32
  33 /* imports  */
  34 extern char console_buffer[CONFIG_SYS_CBSIZE];
  35 extern int l2_cache_enable (int l2control);
  36 extern void *nvram_read (void *dest, const short src, size_t count);
  37 extern void nvram_write (short dest, const void *src, size_t count);
  38
  39 /* globals */
  40 unsigned int ata_reset_time = 60;
  41 unsigned int scsi_reset_time = 10;
  42 unsigned int eltec_board;
  43
  44 /* BAB750 uses SYM53C875(default) and BAB740 uses SYM53C860
  45  * values fixed after board identification
  46  */
  47 unsigned short scsi_dev_id = PCI_DEVICE_ID_NCR_53C875;
  48 unsigned int   scsi_max_scsi_id = 15;
  49 unsigned char  scsi_sym53c8xx_ccf = 0x13;
  50
  51 /*----------------------------------------------------------------------------*/
  52 /*
  53  * handle sroms on BAB740/750
  54  * fix ether address
  55  * L2 cache initialization
  56  * ide dma control
  57  */
  58 int misc_init_r (void)
  59 {
  60     revinfo eerev;
  61     char *ptr;
  62     u_int  i, l, initSrom, copyNv;
  63     char buf[256];
  64     char hex[23] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 0, 0,
  65              0, 0, 0, 0, 10, 11, 12, 13, 14, 15 };
  66     pci_dev_t bdf;
  67
  68     char sromSYM[] = {
  69 #ifdef TULIP_BUG
  70     /* 10BaseT, 100BaseTx no full duplex modes */
  71     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  72     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  73     0x00, 0x00, 0x04, 0x01, 0x00, 0x00, 0x00, 0x00,
  74     0x00, 0x00, 0x00, 0x1e, 0x00, 0x00, 0x00, 0x08,
  75     0x02, 0x86, 0x02, 0x00, 0xaf, 0x08, 0xa5, 0x00,
  76     0x88, 0x04, 0x03, 0x27, 0x08, 0x25, 0x00, 0x61,
  77     0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  78     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  79     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  80     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  81     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  82     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  83     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  84     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  85     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  86     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc6, 0xe8
  87 #endif
  88     /* 10BaseT, 10BaseT-FD, 100BaseTx, 100BaseTx-FD */
  89     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  90     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  91     0x00, 0x00, 0x04, 0x01, 0x00, 0x00, 0x00, 0x00,
  92     0x00, 0x00, 0x00, 0x1e, 0x00, 0x00, 0x00, 0x08,
  93     0x04, 0x86, 0x02, 0x00, 0xaf, 0x08, 0xa5, 0x00,
  94     0x86, 0x02, 0x04, 0xaf, 0x08, 0xa5, 0x00, 0x88,
  95     0x04, 0x03, 0x27, 0x08, 0x25, 0x00, 0x61, 0x80,
  96     0x88, 0x04, 0x05, 0x27, 0x08, 0x25, 0x00, 0x61,
  97     0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  98     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  99     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 100     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 101     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 102     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 103     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 104     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x77
 105     };
 106
 107     char sromMII[] = {
 108     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 109     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 110     0x00, 0x00, 0x04, 0x01, 0x00, 0x00, 0x5b, 0x00,
 111     0x2e, 0x4d, 0x00, 0x1e, 0x00, 0x00, 0x00, 0x08,
 112     0x01, 0x95, 0x03, 0x00, 0x00, 0x04, 0x01, 0x08,
 113     0x00, 0x00, 0x02, 0x08, 0x02, 0x00, 0x00, 0x78,
 114     0xe0, 0x01, 0x00, 0x50, 0x00, 0x18, 0x80, 0x00,
 115     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 116     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 117     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 118     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 119     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 120     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 121     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 122     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 123     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xde, 0x41
 124     };
 125
 126     /*
 127      * Check/Remake revision info
 128      */
 129     initSrom = 0;
 130     copyNv   = 0;
 131
 132     /* read out current revision srom contens */
 133     el_srom_load (0x0000, (u_char*)&eerev, sizeof(revinfo),
 134                 SECOND_DEVICE, FIRST_BLOCK);
 135
 136     /* read out current nvram shadow image */
 137     nvram_read (buf, CONFIG_SYS_NV_SROM_COPY_ADDR, CONFIG_SYS_SROM_SIZE);
 138
 139     if (strcmp (eerev.magic, "ELTEC") != 0)
 140     {
 141         /* srom is not initialized -> create a default revision info */
 142         for (i = 0, ptr = (char *)&eerev; i < sizeof(revinfo); i++)
 143             *ptr++ = 0x00;
 144         strcpy(eerev.magic, "ELTEC");
 145         eerev.revrev[0] = 1;
 146         eerev.revrev[1] = 0;
 147         eerev.size = 0x00E0;
 148         eerev.category[0] = 0x01;
 149
 150         /* node id from dead e128 as default */
 151         eerev.etheraddr[0] = 0x00;
 152         eerev.etheraddr[1] = 0x00;
 153         eerev.etheraddr[2] = 0x5B;
 154         eerev.etheraddr[3] = 0x00;
 155         eerev.etheraddr[4] = 0x2E;
 156         eerev.etheraddr[5] = 0x4D;
 157
 158         /* cache config word for bab750 */
 159         *(int*)&eerev.res[0] = CLK2P0TO1_1MB_PB_0P5DH;
 160
 161         initSrom = 1;  /* force dialog */
 162         copyNv   = 1;  /* copy to nvram */
 163     }
 164
 165     if ((copyNv == 0) &&   (el_srom_checksum((u_char*)&eerev, CONFIG_SYS_SROM_SIZE) !=
 166                 el_srom_checksum((u_char*)buf, CONFIG_SYS_SROM_SIZE)))
 167     {
 168         printf ("Invalid revision info copy in nvram !\n");
 169         printf ("Press key:\n  <c> to copy current revision info to nvram.\n");
 170         printf ("  <r> to reenter revision info.\n");
 171         printf ("=> ");
 172         if (0 != readline (NULL))
 173         {
 174             switch ((char)toupper(console_buffer[0]))
 175             {
 176             case 'C':
 177                 copyNv = 1;
 178                 break;
 179             case 'R':
 180                 copyNv = 1;
 181                 initSrom = 1;
 182                 break;
 183             }
 184         }
 185     }
 186
 187     if (initSrom)
 188     {
 189         memcpy (buf, &eerev.revision[0][0], 14);     /* save all revision info */
 190         printf ("Enter revision number (0-9): %c  ", eerev.revision[0][0]);
 191         if (0 != readline (NULL))
 192         {
 193             eerev.revision[0][0] = (char)toupper(console_buffer[0]);
 194             memcpy (&eerev.revision[1][0], buf, 12); /* shift rest of rev info */
 195         }
 196
 197         printf ("Enter revision character (A-Z): %c  ", eerev.revision[0][1]);
 198         if (1 == readline (NULL))
 199         {
 200             eerev.revision[0][1] = (char)toupper(console_buffer[0]);
 201         }
 202
 203         printf ("Enter board name (V-XXXX-XXXX): %s  ", (char *)&eerev.board);
 204         if (11 == readline (NULL))
 205         {
 206             for (i=0; i<11; i++)
 207                 eerev.board[i] =  (char)toupper(console_buffer[i]);
 208             eerev.board[11] = '\0';
 209         }
 210
 211         printf ("Enter serial number: %s ", (char *)&eerev.serial );
 212         if (6 == readline (NULL))
 213         {
 214             for (i=0; i<6; i++)
 215                 eerev.serial[i] = console_buffer[i];
 216             eerev.serial[6] = '\0';
 217         }
 218
 219         printf ("Enter ether node ID with leading zero (HEX): %02x%02x%02x%02x%02x%02x  ",
 220             eerev.etheraddr[0], eerev.etheraddr[1],
 221             eerev.etheraddr[2], eerev.etheraddr[3],
 222             eerev.etheraddr[4], eerev.etheraddr[5]);
 223         if (12 == readline (NULL))
 224         {
 225             for (i=0; i<12; i+=2)
 226             eerev.etheraddr[i>>1] = (char)(16*hex[toupper(console_buffer[i])-'0'] +
 227                                hex[toupper(console_buffer[i+1])-'0']);
 228         }
 229
 230         l = strlen ((char *)&eerev.text);
 231         printf("Add to text section (max 64 chr): %s ", (char *)&eerev.text );
 232         if (0 != readline (NULL))
 233         {
 234             for (i = l; i<63; i++)
 235                 eerev.text[i] = console_buffer[i-l];
 236             eerev.text[63] = '\0';
 237         }
 238
 239         if (strstr ((char *)&eerev.board, "75") != NULL)
 240             eltec_board = 750;
 241         else
 242             eltec_board = 740;
 243
 244         if (eltec_board == 750)
 245         {
 246             if (CPU_TYPE == CPU_TYPE_750)
 247                 *(int*)&eerev.res[0] = CLK2P0TO1_1MB_PB_0P5DH;
 248                 else
 249                 *(int*)&eerev.res[0] = CLK2P5TO1_1MB_PB_0P5DH;
 250
 251             printf("Enter L2Cache config word with leading zero (HEX): %08X  ",
 252                     *(int*)&eerev.res[0] );
 253             if (0 != readline (NULL))
 254             {
 255                 for (i=0; i<7; i+=2)
 256                 {
 257                     eerev.res[i>>1] =
 258                     (char)(16*hex[toupper(console_buffer[i])-'0'] +
 259                     hex[toupper(console_buffer[i+1])-'0']);
 260                 }
 261             }
 262
 263             /* prepare network eeprom */
 264             sromMII[20] = eerev.etheraddr[0];
 265             sromMII[21] = eerev.etheraddr[1];
 266             sromMII[22] = eerev.etheraddr[2];
 267             sromMII[23] = eerev.etheraddr[3];
 268             sromMII[24] = eerev.etheraddr[4];
 269             sromMII[25] = eerev.etheraddr[5];
 270             printf("\nSRom:  Writing DEC21143 MII info .. ");
 271
 272             if (dc_srom_store ((u_short *)sromMII) == -1)
 273                 printf("FAILED\n");
 274             else
 275                 printf("OK\n");
 276         }
 277
 278         if (eltec_board == 740)
 279         {
 280             *(int *)&eerev.res[0] = 0;
 281             sromSYM[20] = eerev.etheraddr[0];
 282             sromSYM[21] = eerev.etheraddr[1];
 283             sromSYM[22] = eerev.etheraddr[2];
 284             sromSYM[23] = eerev.etheraddr[3];
 285             sromSYM[24] = eerev.etheraddr[4];
 286             sromSYM[25] = eerev.etheraddr[5];
 287             printf("\nSRom:  Writing DEC21143 SYM info .. ");
 288
 289             if (dc_srom_store ((u_short *)sromSYM) == -1)
 290                 printf("FAILED\n");
 291             else
 292                 printf("OK\n");
 293         }
 294
 295         /* update CRC */
 296         eerev.crc = el_srom_checksum((u_char *)eerev.board, eerev.size);
 297
 298         /* write new values */
 299         printf("\nSRom:  Writing revision info ...... ");
 300         if (el_srom_store((BLOCK_SIZE-sizeof(revinfo)), (u_char *)&eerev,
 301                             sizeof(revinfo), SECOND_DEVICE, FIRST_BLOCK) == -1)
 302             printf("FAILED\n\n");
 303         else
 304             printf("OK\n\n");
 305
 306         /* write new values as shadow image to nvram */
 307         nvram_write (CONFIG_SYS_NV_SROM_COPY_ADDR, (void *)&eerev, CONFIG_SYS_SROM_SIZE);
 308
 309     } /*if (initSrom) */
 310
 311     /* copy current values as shadow image to nvram */
 312     if (initSrom == 0 && copyNv == 1)
 313         nvram_write (CONFIG_SYS_NV_SROM_COPY_ADDR, (void *)&eerev, CONFIG_SYS_SROM_SIZE);
 314
 315     /* update environment */
 316     sprintf (buf, "%02x:%02x:%02x:%02x:%02x:%02x",
 317             eerev.etheraddr[0], eerev.etheraddr[1],
 318             eerev.etheraddr[2], eerev.etheraddr[3],
 319             eerev.etheraddr[4], eerev.etheraddr[5]);
 320     setenv ("ethaddr", buf);
 321
 322     /* print actual board identification */
 323     printf("Ident: %s  Ser %s  Rev %c%c\n",
 324             eerev.board, (char *)&eerev.serial,
 325             eerev.revision[0][0], eerev.revision[0][1]);
 326
 327     /* global board ident */
 328     if (strstr ((char *)&eerev.board, "75") != NULL)
 329         eltec_board = 750;
 330     else
 331         eltec_board = 740;
 332
 333    /*
 334     * L2 cache configuration
 335     */
 336 #if defined(CONFIG_SYS_L2_BAB7xx)
 337     ptr = getenv("l2cache");
 338     if (*ptr == '0')
 339     {
 340         printf ("Cache: L2 NOT activated on BAB%d\n", eltec_board);
 341     }
 342     else
 343     {
 344         printf ("Cache: L2 activated on BAB%d\n", eltec_board);
 345         l2_cache_enable(*(int*)&eerev.res[0]);
 346     }
 347 #endif
 348
 349    /*
 350     * Reconfig ata reset timeout from environment
 351     */
 352     if ((ptr = getenv ("ata_reset_time")) != NULL)
 353     {
 354         ata_reset_time = (int)simple_strtoul (ptr, NULL, 10);
 355     }
 356     else
 357     {
 358         sprintf (buf, "%d", ata_reset_time);
 359         setenv ("ata_reset_time", buf);
 360     }
 361
 362    /*
 363     * Reconfig scsi reset timeout from environment
 364     */
 365     if ((ptr = getenv ("scsi_reset_time")) != NULL)
 366     {
 367         scsi_reset_time = (int)simple_strtoul (ptr, NULL, 10);
 368     }
 369     else
 370     {
 371         sprintf (buf, "%d", scsi_reset_time);
 372         setenv ("scsi_reset_time", buf);
 373     }
 374
 375
 376     if ((bdf = pci_find_device(PCI_VENDOR_ID_WINBOND, PCI_DEVICE_ID_WINBOND_83C553, 0)) > 0)
 377     {
 378         if (pci_find_device(PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_53C860, 0) > 0)
 379         {
 380             /* BAB740 with SCSI=IRQ 11; SCC=IRQ 9; no IDE; NCR860 at 80 Mhz */
 381             scsi_dev_id = PCI_DEVICE_ID_NCR_53C860;
 382             scsi_max_scsi_id = 7;
 383             scsi_sym53c8xx_ccf = 0x15;
 384             pci_write_config_byte (bdf, WINBOND_IDEIRCR, 0xb0);
 385         }
 386
 387         if ((ptr = getenv ("ide_dma_off")) != NULL)
 388         {
 389             u_long dma_off = simple_strtoul (ptr, NULL, 10);
 390             /*
 391             * setup user defined registers
 392             * s.a. linux/drivers/ide/sl82c105.c
 393             */
 394             bdf |= PCI_BDF(0,0,1);            /* ide user reg at bdf function 1 */
 395             if (dma_off & 1)
 396             {
 397                 pci_write_config_byte (bdf, 0x46, 1);
 398                 printf("IDE:   DMA off flag set: Bus 0 : Dev 0\n");
 399             }
 400             if (dma_off & 2)
 401             {
 402                 pci_write_config_byte (bdf, 0x4a, 1);
 403                 printf("IDE:   DMA off flag set: Bus 0 : Dev 1\n");
 404             }
 405             if (dma_off & 4)
 406             {
 407                 pci_write_config_byte (bdf, 0x4e, 1);
 408                 printf("IDE:   DMA off flag set: Bus 1 : Dev 0\n");
 409             }
 410             if (dma_off & 8)
 411             {
 412                 pci_write_config_byte (bdf, 0x52, 1);
 413                 printf("IDE:   DMA off flag set: Bus 1 : Dev 1\n");
 414             }
 415         }
 416     }
 417     return (0);
 418 }
 419
 420 /*----------------------------------------------------------------------------*/
 421 /*
 422  * BAB740 uses KENDIN KS8761 modem chip with not common setup values
 423  */
 424 #ifdef CONFIG_TULIP_SELECT_MEDIA
 425
 426 /* Register bits.
 427  */
 428 #define BMR_SWR         0x00000001      /* Software Reset */
 429 #define STS_TS          0x00700000      /* Transmit Process State */
 430 #define STS_RS          0x000e0000      /* Receive Process State */
 431 #define OMR_ST          0x00002000      /* Start/Stop Transmission Command */
 432 #define OMR_SR          0x00000002      /* Start/Stop Receive */
 433 #define OMR_PS          0x00040000      /* Port Select */
 434 #define OMR_SDP         0x02000000      /* SD Polarity - MUST BE ASSERTED */
 435 #define OMR_PM          0x00000080      /* Pass All Multicast */
 436 #define OMR_PR          0x00000040      /* Promiscuous Mode */
 437 #define OMR_PCS         0x00800000      /* PCS Function */
 438 #define OMR_TTM         0x00400000      /* Transmit Threshold Mode */
 439
 440 /* Ethernet chip registers.
 441  */
 442 #define DE4X5_BMR       0x000           /* Bus Mode Register */
 443 #define DE4X5_TPD       0x008           /* Transmit Poll Demand Reg */
 444 #define DE4X5_RRBA      0x018           /* RX Ring Base Address Reg */
 445 #define DE4X5_TRBA      0x020           /* TX Ring Base Address Reg */
 446 #define DE4X5_STS       0x028           /* Status Register */
 447 #define DE4X5_OMR       0x030           /* Operation Mode Register */
 448 #define DE4X5_SISR      0x060           /* SIA Status Register */
 449 #define DE4X5_SICR      0x068           /* SIA Connectivity Register */
 450 #define DE4X5_TXRX      0x070           /* SIA Transmit and Receive Register */
 451 #define DE4X5_GPPR      0x078           /* General Purpose Port register */
 452 #define DE4X5_APROM      0x048          /* Ethernet Address PROM */
 453
 454 /*----------------------------------------------------------------------------*/
 455
 456 static int INL(struct eth_device* dev, u_long addr)
 457 {
 458     return le32_to_cpu(*(volatile u_long *)(addr + dev->iobase));
 459 }
 460
 461 /*----------------------------------------------------------------------------*/
 462
 463 static void OUTL(struct eth_device* dev, int command, u_long addr)
 464 {
 465     *(volatile u_long *)(addr + dev->iobase) = cpu_to_le32(command);
 466 }
 467
 468 /*----------------------------------------------------------------------------*/
 469
 470 static void media_reg_init (
 471     struct eth_device* dev,
 472     u32 csr14,
 473     u32 csr15_dir,
 474     u32 csr15_v0,
 475     u32 csr15_v1,
 476     u32 csr6 )
 477 {
 478     OUTL(dev, 0, DE4X5_OMR);            /* CSR6  */
 479     udelay(10 * 1000);
 480     OUTL(dev, 0, DE4X5_SICR);           /* CSR13 */
 481     OUTL(dev, 1, DE4X5_SICR);           /* CSR13 */
 482     udelay(10 * 1000);
 483     OUTL(dev, csr14, DE4X5_TXRX);       /* CSR14 */
 484     OUTL(dev, csr15_dir, DE4X5_GPPR);   /* CSR15 */
 485     OUTL(dev, csr15_v0,  DE4X5_GPPR);   /* CSR15 */
 486     udelay(10 * 1000);
 487     OUTL(dev, csr15_v1,  DE4X5_GPPR);   /* CSR15 */
 488     OUTL(dev, 0x00000301, DE4X5_SISR);  /* CSR12 */
 489     OUTL(dev, csr6, DE4X5_OMR);         /* CSR6 */
 490 }
 491
 492 /*----------------------------------------------------------------------------*/
 493
 494 void dc21x4x_select_media(struct eth_device* dev)
 495 {
 496     int i, status, ext;
 497     extern unsigned int eltec_board;
 498
 499     if (eltec_board == 740)
 500     {
 501         printf("SYM media select "); /* BAB740 */
 502         /* start autoneg. with 10 mbit */
 503         media_reg_init (dev, 0x3ffff, 0x08af0008, 0x00a10008, 0x00a50008, 0x02400080);
 504         ext = status = 0;
 505         for (i=0; i<2000+ext; i++)
 506         {
 507             status = INL(dev, DE4X5_SISR);
 508             udelay(1000);
 509             if (status & 0x2000) ext = 2000;
 510             if ((status & 0x7000) == 0x5000) break;
 511         }
 512
 513         /* autoneg. ok -> 100MB FD */
 514         if ((status & 0x0100f000) == 0x0100d000)
 515         {
 516             media_reg_init (dev, 0x37f7f, 0x08270008, 0x00210008, 0x00250008, 0x03c40280);
 517             printf("100baseTx-FD\n");
 518         }
 519         /* autoneg. ok -> 100MB HD */
 520         else if ((status & 0x0080f000) == 0x0080d000)
 521         {
 522             media_reg_init (dev, 0x17f7f, 0x08270008, 0x00210008, 0x00250008, 0x03c40080);
 523             printf("100baseTx\n");
 524         }
 525         /* autoneg. ok -> 10MB FD */
 526         else if ((status & 0x0040f000) == 0x0040d000)
 527         {
 528             media_reg_init (dev, 0x07f7f, 0x08af0008, 0x00a10008, 0x00a50008, 0x02400280);
 529             printf("10baseT-FD\n");
 530         }
 531         /* autoneg. fail -> 10MB HD */
 532         else
 533         {
 534             media_reg_init (dev, 0x7f7f, 0x08af0008, 0x00a10008, 0x00a50008,
 535                         (OMR_SDP | OMR_TTM | OMR_PM));
 536             printf("10baseT\n");
 537         }
 538     }
 539     else
 540     {
 541         printf("MII media selected\n");                     /* BAB750 */
 542         OUTL(dev, OMR_SDP | OMR_PS | OMR_PM, DE4X5_OMR);    /* CSR6 */
 543     }
 544 }
 545 #endif /* CONFIG_TULIP_SELECT_MEDIA */
 546
 547 /*---------------------------------------------------------------------------*/