include/configs/linkstation.h

   1 /*
   2  * Copyright (C) 2006 Mihai Georgian <u-boot@linuxnotincluded.org.uk>
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of
   7  * the License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  17  * MA 02111-1307 USA
  18  */
  19
  20 #ifndef __CONFIG_H
  21 #define __CONFIG_H
  22
  23 /*
  24  * Valid values for CONFIG_SYS_TEXT_BASE are:
  25  *
  26  * Standard configuration - all models
  27  * 0xFFF00000   boot from flash
  28  *
  29  * Test configuration (boot from RAM using uloader.o)
  30  * LinkStation HD-HLAN and KuroBox Standard
  31  * 0x03F00000   boot from RAM
  32  * LinkStation HD-HGLAN and KuroBox HG
  33  * 0x07F00000   boot from RAM
  34  */
  35 #ifndef CONFIG_SYS_TEXT_BASE
  36 #define CONFIG_SYS_TEXT_BASE    0xFFF00000
  37 #endif
  38
  39 #if 0
  40 #define DEBUG
  41 #endif
  42
  43 #define CONFIG_BOARD_EARLY_INIT_F 1     /* Call board_early_init_f      */
  44
  45 /*-----------------------------------------------------------------------
  46  * User configurable settings:
  47  *   Mandatory settings:
  48  *     CONFIG_IPADDR_LS         - the IP address of the LinkStation
  49  *     CONFIG_SERVERIP_LS       - the address of the server for NFS/TFTP/DHCP/BOOTP
  50  *   Optional settins:
  51  *     CONFIG_NCIP_LS           - the adress of the computer running net console
  52  *                                                        if not configured, it will be set to
  53  *                                                        CONFIG_SERVERIP_LS
  54  */
  55
  56
  57 #define CONFIG_IPADDR_LS        192.168.11.150
  58 #define CONFIG_SERVERIP_LS      192.168.11.149
  59
  60 #if !defined(CONFIG_IPADDR_LS) || !defined(CONFIG_SERVERIP_LS)
  61 #error Both CONFIG_IPADDR_LS and CONFIG_SERVERIP_LS must be defined
  62 #endif
  63
  64 #if !defined(CONFIG_NCIP_LS)
  65 #define CONFIG_NCIP_LS          CONFIG_SERVERIP_LS
  66 #endif
  67
  68 /*----------------------------------------------------------------------
  69  * DO NOT CHANGE ANYTHING BELOW, UNLESS YOU KNOW WHAT YOU ARE DOING
  70  *---------------------------------------------------------------------*/
  71
  72 #define CONFIG_MPC8245          1
  73 #define CONFIG_LINKSTATION      1
  74
  75 /*---------------------------------------
  76  * Supported models
  77  *
  78  * LinkStation HDLAN /KuroBox Standard (CONFIG_HLAN)
  79  * LinkStation old model               (CONFIG_LAN) - totally untested
  80  * LinkStation HGLAN / KuroBox HG      (CONFIG_HGLAN)
  81  *
  82  * Models not supported yet
  83  * TeraStatin                          (CONFIG_HTGL)
  84  */
  85
  86 #if defined(CONFIG_HLAN) || defined(CONFIG_LAN)
  87 #define CONFIG_IDENT_STRING             " LinkStation / KuroBox"
  88 #elif defined(CONFIG_HGLAN)
  89 #define CONFIG_IDENT_STRING             " LinkStation HG / KuroBox HG"
  90 #elif defined(CONFIG_HTGL)
  91 #define CONFIG_IDENT_STRING             " TeraStation"
  92 #else
  93 #error No LinkStation model defined
  94 #endif
  95
  96 #define CONFIG_BOOTDELAY        5
  97 #define CONFIG_ZERO_BOOTDELAY_CHECK
  98 #undef CONFIG_BOOT_RETRY_TIME
  99
 100 #define CONFIG_AUTOBOOT_KEYED
 101 #define CONFIG_AUTOBOOT_PROMPT          \
 102         "Boot in %02d seconds ('s' to stop)...", bootdelay
 103 #define CONFIG_AUTOBOOT_STOP_STR        "s"
 104
 105 #define CONFIG_CMD_IDE
 106 #define CONFIG_CMD_PCI
 107 #define CONFIG_CMD_DHCP
 108 #define CONFIG_CMD_PING
 109 #define CONFIG_CMD_EXT2
 110
 111 #define CONFIG_BOOTP_MASK       CONFIG_BOOTP_ALL
 112
 113 #define CONFIG_OF_LIBFDT        1
 114
 115 #define OF_STDOUT_PATH          "/soc10x/serial@80004600"
 116
 117 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 118 #include <config_cmd_default.h>
 119
 120 /*
 121  * Miscellaneous configurable options
 122  */
 123 #define CONFIG_SYS_LONGHELP                             /* undef to save memory         */
 124 #define CONFIG_SYS_PROMPT               "=> "           /* Monitor Command Prompt       */
 125 #define CONFIG_SYS_CBSIZE               256             /* Console I/O Buffer Size      */
 126
 127 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 128 #define CONFIG_SYS_MAXARGS              16              /* Max number of command args   */
 129 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size    */
 130 #define CONFIG_SYS_LOAD_ADDR            0x00800000      /* Default load address: 8 MB   */
 131
 132 #define CONFIG_BOOTCOMMAND      "run bootcmd1"
 133 #define CONFIG_BOOTARGS         "root=/dev/sda1 console=ttyS1,57600 netconsole=@192.168.1.7/eth0,@192.168.1.1/00:50:BF:A4:59:71 rtc-rs5c372.probe=0,0x32 debug"
 134 #define CONFIG_NFSBOOTCOMMAND   "bootp;run nfsargs;bootm"
 135
 136 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
 137
 138 #define XMK_STR(x)              #x
 139 #define MK_STR(x)               XMK_STR(x)
 140
 141 #if defined(CONFIG_HLAN) || defined(CONFIG_LAN)
 142 #define UBFILE                  "share/u-boot/u-boot-hd.flash.bin"
 143 #elif defined(CONFIG_HGLAN)
 144 #define UBFILE                  "share/u-boot/u-boot-hg.flash.bin"
 145 #elif defined(CONFIG_HTGL)
 146 #define UBFILE                  "share/u-boot/u-boot-ht.flash.bin"
 147 #else
 148 #error No LinkStation model defined
 149 #endif
 150
 151 #define CONFIG_EXTRA_ENV_SETTINGS                                               \
 152         "autoload=no\0"                                                         \
 153         "stdin=nc\0"                                                            \
 154         "stdout=nc\0"                                                           \
 155         "stderr=nc\0"                                                           \
 156         "ipaddr="MK_STR(CONFIG_IPADDR_LS)"\0"                                   \
 157         "netmask=255.255.255.0\0"                                               \
 158         "serverip="MK_STR(CONFIG_SERVERIP_LS)"\0"                               \
 159         "ncip="MK_STR(CONFIG_NCIP_LS)"\0"                                       \
 160         "netretry=no\0"                                                         \
 161         "nc=setenv stdin nc;setenv stdout nc;setenv stderr nc\0"                \
 162         "ser=setenv stdin serial;setenv stdout serial;setenv stderr serial\0"   \
 163         "ldaddr=800000\0"                                                       \
 164         "hdpart=0:1\0"                                                          \
 165         "hdfile=boot/uImage\0"                                                  \
 166         "hdload=echo Loading ${hdpart}:${hdfile};ext2load ide ${hdpart} ${ldaddr} ${hdfile};ext2load ide ${hdpart} 7f0000 boot/kuroboxHG.dtb\0" \
 167         "boothd=setenv bootargs " CONFIG_BOOTARGS ";bootm ${ldaddr} - 7f0000\0" \
 168         "hdboot=run hdload;run boothd\0"                                        \
 169         "flboot=setenv bootargs root=/dev/hda1;bootm ffc00000\0"                \
 170         "emboot=setenv bootargs root=/dev/ram0;bootm ffc00000\0"                \
 171         "nfsargs=setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} "     \
 172         "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off\0"   \
 173         "bootretry=30\0"                                                        \
 174         "bootcmd1=run hdboot;run flboot\0"                                      \
 175         "bootcmd2=run flboot\0"                                                 \
 176         "bootcmd3=run emboot\0"                                                 \
 177         "writeng=protect off fff70000 fff7ffff;era fff70000 fff7ffff;mw.l 800000 4e474e47 1;cp.b 800000 fff70000 4\0" \
 178         "writeok=protect off fff70000 fff7ffff;era fff70000 fff7ffff;mw.l 800000 4f4b4f4b 1;cp.b 800000 fff70000 4\0" \
 179         "ubpart=0:3\0"                                                          \
 180         "ubfile="UBFILE"\0"                                                     \
 181         "ubload=echo Loading ${ubpart}:${ubfile};ext2load ide ${ubpart} ${ldaddr} ${ubfile}\0" \
 182         "ubsaddr=fff00000\0"                                                    \
 183         "ubeaddr=fff2ffff\0"                                                    \
 184         "ubflash=protect off ${ubsaddr} ${ubeaddr};era ${ubsaddr} ${ubeaddr};cp.b ${ldaddr} ${ubsaddr} ${filesize};cmp.b ${ldaddr} ${ubsaddr} ${filesize}\0" \
 185         "upgrade=run ubload ubflash\0"
 186
 187 /*-----------------------------------------------------------------------
 188  * PCI stuff
 189  */
 190 #define CONFIG_PCI
 191 /* Verified: CONFIG_PCI_PNP doesn't work */
 192 #undef CONFIG_PCI_PNP
 193 #define CONFIG_PCI_SCAN_SHOW
 194
 195 #ifndef CONFIG_PCI_PNP
 196 /* Keep the following defines in sync with the BAT mappings */
 197
 198 #define PCI_ETH_IOADDR      0xbfff00
 199 #define PCI_ETH_MEMADDR     0xbffffc00
 200 #define PCI_IDE_IOADDR      0xbffed0
 201 #define PCI_IDE_MEMADDR     0xbffffb00
 202 #define PCI_USB0_IOADDR     0
 203 #define PCI_USB0_MEMADDR    0xbfffe000
 204 #define PCI_USB1_IOADDR     0
 205 #define PCI_USB1_MEMADDR    0xbfffd000
 206 #define PCI_USB2_IOADDR     0
 207 #define PCI_USB2_MEMADDR    0xbfffcf00
 208
 209 #endif
 210
 211 /*-----------------------------------------------------------------------
 212  * Ethernet stuff
 213  */
 214
 215 #if defined(CONFIG_LAN) || defined(CONFIG_HLAN)
 216 #define CONFIG_TULIP
 217 #define CONFIG_TULIP_USE_IO
 218 #elif defined(CONFIG_HGLAN) || defined(CONFIG_HTGL)
 219 #define CONFIG_RTL8169
 220 #endif
 221
 222 #define CONFIG_NET_RETRY_COUNT          5
 223
 224 #define CONFIG_NETCONSOLE
 225
 226 /*-----------------------------------------------------------------------
 227  * Start addresses for the final memory configuration
 228  * (Set up by the startup code)
 229  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 230  */
 231 #define CONFIG_SYS_SDRAM_BASE           0x00000000
 232
 233 #define CONFIG_SYS_FLASH_BASE           0xFFC00000
 234 #define CONFIG_SYS_FLASH_SIZE           0x00400000
 235 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
 236
 237 #define CONFIG_SYS_RESET_ADDRESS        0xFFF00100
 238 #define CONFIG_SYS_EUMB_ADDR            0x80000000
 239 #define CONFIG_SYS_PCI_MEM_ADDR 0xB0000000
 240 #define CONFIG_SYS_MISC_REGION_ADDR     0xFE000000
 241
 242 #define CONFIG_SYS_MONITOR_LEN          0x00040000      /* 256 kB                       */
 243 #define CONFIG_SYS_MALLOC_LEN           (512 << 10)     /* Reserve some kB for malloc() */
 244
 245 #define CONFIG_SYS_MEMTEST_START        0x00100000      /* memtest works on             */
 246 #define CONFIG_SYS_MEMTEST_END          0x00800000      /* 1M ... 8M in DRAM            */
 247
 248 /* Maximum amount of RAM */
 249 #if defined(CONFIG_HLAN) || defined(CONFIG_LAN)
 250 #define CONFIG_SYS_MAX_RAM_SIZE 0x04000000      /* 64MB of SDRAM  */
 251 #elif defined(CONFIG_HGLAN) || defined(CONFIG_HTGL)
 252 #define CONFIG_SYS_MAX_RAM_SIZE 0x08000000      /* 128MB of SDRAM */
 253 #else
 254 #error Unknown LinkStation type
 255 #endif
 256
 257 /*-----------------------------------------------------------------------
 258  * Change CONFIG_SYS_TEXT_BASE in bord/linkstation/config.mk to get a RAM build
 259  *
 260  * RAM based builds are for testing purposes. A Linux module, uloader.o,
 261  * exists to load U-Boot and pass control to it
 262  *
 263  * Always do "make clean" after changing the build type
 264  */
 265 #if CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE
 266 #define CONFIG_SYS_RAMBOOT
 267 #endif
 268
 269 /*-----------------------------------------------------------------------
 270  * Definitions for initial stack pointer and data area
 271  */
 272 #if 1 /* RAM is available when the first C function is called */
 273 #define CONFIG_SYS_INIT_RAM_ADDR        (CONFIG_SYS_SDRAM_BASE + CONFIG_SYS_MAX_RAM_SIZE - 0x1000)
 274 #else
 275 #define CONFIG_SYS_INIT_RAM_ADDR        0x40000000
 276 #endif
 277 #define CONFIG_SYS_INIT_RAM_SIZE        0x1000
 278 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 279
 280 /*----------------------------------------------------------------------
 281  * Serial configuration
 282  */
 283 #define CONFIG_CONS_INDEX       1
 284 #define CONFIG_BAUDRATE         57600
 285
 286 #define CONFIG_SYS_NS16550
 287 #define CONFIG_SYS_NS16550_SERIAL
 288
 289 #define CONFIG_SYS_NS16550_REG_SIZE     1
 290
 291 #define CONFIG_SYS_NS16550_CLK          get_bus_freq(0)
 292
 293 #define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_EUMB_ADDR + 0x4600) /* Console port */
 294 #define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_EUMB_ADDR + 0x4500) /* AVR port     */
 295
 296 /*
 297  * Low Level Configuration Settings
 298  * (address mappings, register initial values, etc.)
 299  * You should know what you are doing if you make changes here.
 300  * For the detail description refer to the MPC8245 user's manual.
 301  *
 302  * Unless indicated otherwise, the values are
 303  * taken from the orignal Linkstation boot code
 304  *
 305  * Most of the low level configuration setttings are normally used
 306  * in arch/powerpc/cpu/mpc824x/cpu_init.c which is NOT used by this implementation.
 307  * Low level initialisation is done in board/linkstation/early_init.S
 308  * The values below are included for reference purpose only
 309  */
 310
 311 /* FIXME: 32.768 MHz is the crystal frequency but */
 312 /* the real frequency is lower by about 0.75%     */
 313 #define CONFIG_SYS_CLK_FREQ     32768000
 314 #define CONFIG_SYS_HZ                   1000
 315
 316 /* Bit-field values for MCCR1.  */
 317 #define CONFIG_SYS_ROMNAL      0
 318 #define CONFIG_SYS_ROMFAL      11
 319
 320 #define CONFIG_SYS_BANK0_ROW    2       /* Only bank 0 used: 13 x n x 4 */
 321 #define CONFIG_SYS_BANK1_ROW    0
 322 #define CONFIG_SYS_BANK2_ROW    0
 323 #define CONFIG_SYS_BANK3_ROW    0
 324 #define CONFIG_SYS_BANK4_ROW    0
 325 #define CONFIG_SYS_BANK5_ROW    0
 326 #define CONFIG_SYS_BANK6_ROW    0
 327 #define CONFIG_SYS_BANK7_ROW    0
 328
 329 /* Bit-field values for MCCR2.  */
 330 #define CONFIG_SYS_TSWAIT      0
 331 #if defined(CONFIG_LAN) || defined(CONFIG_HLAN)
 332 #define CONFIG_SYS_REFINT      0x15e0
 333 #elif defined(CONFIG_HGLAN) || defined(CONFIG_HTGL)
 334 #define CONFIG_SYS_REFINT      0x1580
 335 #endif
 336
 337 /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4. */
 338 #define CONFIG_SYS_BSTOPRE      0x91c
 339
 340 /* Bit-field values for MCCR3.  */
 341 #define CONFIG_SYS_REFREC      7
 342
 343 /* Bit-field values for MCCR4.  */
 344 #define CONFIG_SYS_PRETOACT             2
 345 #define CONFIG_SYS_ACTTOPRE             2       /* Original value was 2 */
 346 #define CONFIG_SYS_ACTORW               2
 347 #if defined(CONFIG_LAN) || defined(CONFIG_HLAN)
 348 #define CONFIG_SYS_SDMODE_CAS_LAT       2       /* For 100MHz bus       */
 349 /*#define CONFIG_SYS_SDMODE_BURSTLEN    3*/
 350 #elif defined(CONFIG_HGLAN) || defined(CONFIG_HTGL)
 351 #define CONFIG_SYS_SDMODE_CAS_LAT       3       /* For 133MHz bus       */
 352 /*#define CONFIG_SYS_SDMODE_BURSTLEN    2*/
 353 #endif
 354 #define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1
 355 #define CONFIG_SYS_EXTROM               1       /* Original setting but there is no EXTROM */
 356 #define CONFIG_SYS_REGDIMM              0
 357 #define CONFIG_SYS_DBUS_SIZE2           1
 358 #define CONFIG_SYS_SDMODE_WRAP          0
 359
 360 #define CONFIG_SYS_PGMAX                0x32    /* All boards use this setting. Original 0x92 */
 361 #define CONFIG_SYS_SDRAM_DSCD           0x30
 362
 363 /* Memory bank settings.
 364  * Only bits 20-29 are actually used from these vales to set the
 365  * start/end addresses. The upper two bits will always be 0, and the lower
 366  * 20 bits will be 0x00000 for a start address, or 0xfffff for an end
 367  * address. Refer to the MPC8240 book.
 368  */
 369
 370 #define CONFIG_SYS_BANK0_START      0x00000000
 371 #define CONFIG_SYS_BANK0_END        (CONFIG_SYS_MAX_RAM_SIZE - 1)
 372 #define CONFIG_SYS_BANK0_ENABLE    1
 373 #define CONFIG_SYS_BANK1_START     0x3ff00000
 374 #define CONFIG_SYS_BANK1_END       0x3fffffff
 375 #define CONFIG_SYS_BANK1_ENABLE    0
 376 #define CONFIG_SYS_BANK2_START     0x3ff00000
 377 #define CONFIG_SYS_BANK2_END       0x3fffffff
 378 #define CONFIG_SYS_BANK2_ENABLE    0
 379 #define CONFIG_SYS_BANK3_START     0x3ff00000
 380 #define CONFIG_SYS_BANK3_END       0x3fffffff
 381 #define CONFIG_SYS_BANK3_ENABLE    0
 382 #define CONFIG_SYS_BANK4_START     0x3ff00000
 383 #define CONFIG_SYS_BANK4_END       0x3fffffff
 384 #define CONFIG_SYS_BANK4_ENABLE    0
 385 #define CONFIG_SYS_BANK5_START     0x3ff00000
 386 #define CONFIG_SYS_BANK5_END       0x3fffffff
 387 #define CONFIG_SYS_BANK5_ENABLE    0
 388 #define CONFIG_SYS_BANK6_START     0x3ff00000
 389 #define CONFIG_SYS_BANK6_END       0x3fffffff
 390 #define CONFIG_SYS_BANK6_ENABLE    0
 391 #define CONFIG_SYS_BANK7_START     0x3ff00000
 392 #define CONFIG_SYS_BANK7_END       0x3fffffff
 393 #define CONFIG_SYS_BANK7_ENABLE    0
 394
 395 #define CONFIG_SYS_ODCR     0x15
 396
 397 /*----------------------------------------------------------------------
 398  * Initial BAT mappings
 399  */
 400
 401 /* NOTES:
 402  * 1) GUARDED and WRITETHROUGH not allowed in IBATS
 403  * 2) CACHEINHIBIT and WRITETHROUGH not allowed together in same BAT
 404  */
 405
 406 /* SDRAM */
 407 #define CONFIG_SYS_IBAT0L       (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
 408 #define CONFIG_SYS_IBAT0U       (CONFIG_SYS_SDRAM_BASE | BATU_BL_128M | BATU_VS | BATU_VP)
 409
 410 #define CONFIG_SYS_DBAT0L       CONFIG_SYS_IBAT0L
 411 #define CONFIG_SYS_DBAT0U       CONFIG_SYS_IBAT0U
 412
 413 /* EUMB: 1MB of address space */
 414 #define CONFIG_SYS_IBAT1L       (CONFIG_SYS_EUMB_ADDR | BATL_PP_10 | BATL_CACHEINHIBIT)
 415 #define CONFIG_SYS_IBAT1U       (CONFIG_SYS_EUMB_ADDR | BATU_BL_1M | BATU_VS | BATU_VP)
 416
 417 #define CONFIG_SYS_DBAT1L       (CONFIG_SYS_IBAT1L | BATL_GUARDEDSTORAGE)
 418 #define CONFIG_SYS_DBAT1U       CONFIG_SYS_IBAT1U
 419
 420 /* PCI Mem: 256MB of address space */
 421 #define CONFIG_SYS_IBAT2L       (CONFIG_SYS_PCI_MEM_ADDR | BATL_PP_10 | BATL_CACHEINHIBIT)
 422 #define CONFIG_SYS_IBAT2U       (CONFIG_SYS_PCI_MEM_ADDR | BATU_BL_256M | BATU_VS | BATU_VP)
 423
 424 #define CONFIG_SYS_DBAT2L       (CONFIG_SYS_IBAT2L | BATL_GUARDEDSTORAGE)
 425 #define CONFIG_SYS_DBAT2U       CONFIG_SYS_IBAT2U
 426
 427 /* PCI and local ROM/Flash: last 32MB of address space */
 428 #define CONFIG_SYS_IBAT3L       (CONFIG_SYS_MISC_REGION_ADDR | BATL_PP_10 | BATL_CACHEINHIBIT)
 429 #define CONFIG_SYS_IBAT3U       (CONFIG_SYS_MISC_REGION_ADDR | BATU_BL_32M | BATU_VS | BATU_VP)
 430
 431 #define CONFIG_SYS_DBAT3L       (CONFIG_SYS_IBAT3L | BATL_GUARDEDSTORAGE)
 432 #define CONFIG_SYS_DBAT3U       CONFIG_SYS_IBAT3U
 433
 434 /*
 435  * For booting Linux, the board info and command line data
 436  * have to be in the first 8 MB of memory, since this is
 437  * the maximum mapped by the Linux kernel during initialization.
 438  *
 439  * FIXME: This doesn't appear to be true for the newer kernels
 440  * which map more that 8 MB
 441  */
 442 #define CONFIG_SYS_BOOTMAPSZ    (8 << 20)       /* Initial Memory map for Linux */
 443
 444 /*-----------------------------------------------------------------------
 445  * FLASH organization
 446  */
 447 #define CONFIG_SYS_FLASH_CFI                    /* The flash is CFI compatible  */
 448 #define CONFIG_FLASH_CFI_DRIVER         /* Use common CFI driver        */
 449
 450 #undef  CONFIG_SYS_FLASH_PROTECTION
 451 #define CONFIG_SYS_FLASH_BANKS_LIST     { CONFIG_SYS_FLASH_BASE }
 452 #define CONFIG_SYS_MAX_FLASH_BANKS      1       /* Max number of flash banks            */
 453 #define CONFIG_SYS_MAX_FLASH_SECT       72      /* Max number of sectors per flash      */
 454
 455 #define CONFIG_SYS_FLASH_ERASE_TOUT     12000
 456 #define CONFIG_SYS_FLASH_WRITE_TOUT     1000
 457
 458 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1     /* use buffered writes (20x faster)     */
 459
 460 #define CONFIG_SYS_FLASH_EMPTY_INFO             /* print 'E' for empty sector on flinfo */
 461 #define CONFIG_SYS_FLASH_QUIET_TEST     1       /* don't warn upon unknown flash        */
 462
 463 #define CONFIG_ENV_IS_IN_FLASH
 464 /*
 465  * The original LinkStation flash organisation uses
 466  * 448 kB (0xFFF00000 - 0xFFF6FFFF) for the boot loader
 467  * We use the last sector of this area to store the environment
 468  * which leaves max. 384 kB for the U-Boot itself
 469  */
 470 #define CONFIG_ENV_ADDR         0xFFF60000
 471 #define CONFIG_ENV_SIZE         0x00010000
 472 #define CONFIG_ENV_SECT_SIZE    0x00010000
 473
 474 /*-----------------------------------------------------------------------
 475  * Cache Configuration
 476  */
 477 #define CONFIG_SYS_CACHELINE_SIZE       32
 478 #ifdef CONFIG_CMD_KGDB
 479 #define CONFIG_SYS_CACHELINE_SHIFT      5       /* log base 2 of the above value        */
 480 #endif
 481
 482 /*-----------------------------------------------------------------------
 483  * IDE/ATA definitions
 484  */
 485 #undef  CONFIG_IDE_LED                          /* No IDE LED                   */
 486 #define CONFIG_IDE_RESET                        /* no reset for ide supported   */
 487 #define CONFIG_IDE_PREINIT                      /* check for units              */
 488 #define CONFIG_LBA48                            /* 48 bit LBA supported         */
 489
 490 #if defined(CONFIG_LAN) || defined(CONFIG_HLAN) || defined(CONFIG_HGLAN)
 491 #define CONFIG_SYS_IDE_MAXBUS           1               /* Scan only 1 IDE bus          */
 492 #define CONFIG_SYS_IDE_MAXDEVICE        1               /* Only 1 drive per IDE bus     */
 493 #elif defined(CONFIG_HGTL)
 494 #define CONFIG_SYS_IDE_MAXBUS           2               /* Max. 2 IDE busses            */
 495 #define CONFIG_SYS_IDE_MAXDEVICE        2               /* max. 2 drives per IDE bus    */
 496 #else
 497 #error Config IDE: Unknown LinkStation type
 498 #endif
 499
 500 #define CONFIG_SYS_ATA_BASE_ADDR        0
 501
 502 #define CONFIG_SYS_ATA_DATA_OFFSET      0               /* Offset for data I/O          */
 503 #define CONFIG_SYS_ATA_REG_OFFSET       0               /* Offset for normal registers  */
 504 #define CONFIG_SYS_ATA_ALT_OFFSET       0               /* Offset for alternate registers */
 505
 506 /*-----------------------------------------------------------------------
 507  * Partitions and file system
 508  */
 509 #define CONFIG_DOS_PARTITION
 510
 511 #endif  /* __CONFIG_H */