include/configs/purple.h

   1 /*
   2  * (C) Copyright 2003
   3  * Wolfgang Denk, DENX Software Engineering, wd@denx.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 /*
  25  * This file contains the configuration parameters for the PURPLE board.
  26  */
  27
  28 #ifndef __CONFIG_H
  29 #define __CONFIG_H
  30
  31 #define CONFIG_MIPS32           1       /* MIPS 5Kc CPU core    */
  32 #define CONFIG_PURPLE           1       /* on a PURPLE Board    */
  33
  34 #define CPU_CLOCK_RATE  125000000   /* 125 MHz clock for the MIPS core */
  35 #define ASC_CLOCK_RATE   62500000   /* 62.5 MHz ASC clock              */
  36
  37 #define INFINEON_EBU_BOOTCFG    0xE0CC
  38
  39 #define CONFIG_STACKSIZE        (128 * 1024)
  40
  41 #define CONFIG_BOOTDELAY        5       /* autoboot after 5 seconds     */
  42
  43 #define CONFIG_BAUDRATE         19200
  44
  45 /* valid baudrates */
  46 #define CFG_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }
  47
  48 #define CONFIG_TIMESTAMP                /* Print image info with timestamp */
  49
  50 #define CONFIG_PREBOOT  "echo;" \
  51         "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
  52         "echo"
  53
  54 #undef  CONFIG_BOOTARGS
  55
  56 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  57         "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
  58                 "nfsroot=${serverip}:${rootpath}\0"                     \
  59         "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
  60         "addip=setenv bootargs ${bootargs} "                            \
  61                 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"      \
  62                 ":${hostname}:${netdev}:off\0"                          \
  63         "addmisc=setenv bootargs ${bootargs} "                          \
  64                 "console=ttyS0,${baudrate} "                            \
  65                 "ethaddr=${ethaddr} "                                   \
  66                 "panic=1\0"                                             \
  67         "flash_nfs=run nfsargs addip addmisc;"                          \
  68                 "bootm ${kernel_addr}\0"                                \
  69         "flash_self=run ramargs addip addmisc;"                         \
  70                 "bootm ${kernel_addr} ${ramdisk_addr}\0"                \
  71         "net_nfs=tftp 80500000 ${bootfile};"                            \
  72                 "run nfsargs addip addmisc;bootm\0"                     \
  73         "rootpath=/opt/eldk/mips_5KC\0"                                 \
  74         "bootfile=/tftpboot/purple/uImage\0"                            \
  75         "kernel_addr=B0040000\0"                                        \
  76         "ramdisk_addr=B0100000\0"                                       \
  77         "u-boot=/tftpboot/purple/u-boot.bin\0"                          \
  78         "load=tftp 80500000 ${u-boot}\0"                                \
  79         "update=protect off 1:0-4;era 1:0-4;"                           \
  80                 "cp.b 80500000 B0000000 ${filesize}\0"                  \
  81         ""
  82 #define CONFIG_BOOTCOMMAND      "run flash_self"
  83
  84
  85 /*
  86  * BOOTP options
  87  */
  88 #define CONFIG_BOOTP_BOOTFILESIZE
  89 #define CONFIG_BOOTP_BOOTPATH
  90 #define CONFIG_BOOTP_GATEWAY
  91 #define CONFIG_BOOTP_HOSTNAME
  92
  93
  94 /*
  95  * Command line configuration.
  96  */
  97 #include <config_cmd_default.h>
  98
  99 #define CONFIG_CMD_ELF
 100
 101
 102 #define CFG_SDRAM_BASE          0x80000000
 103
 104 #define CFG_INIT_SP_OFFSET      0x400000
 105
 106 #define CFG_MALLOC_LEN          128*1024
 107
 108 #define CFG_BOOTPARAMS_LEN      128*1024
 109
 110 /*
 111  * Miscellaneous configurable options
 112  */
 113 #define CFG_LONGHELP                            /* undef to save memory      */
 114 #define CFG_PROMPT              "PURPLE # "     /* Monitor Command Prompt    */
 115 #define CFG_CBSIZE              256             /* Console I/O Buffer Size   */
 116 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)  /* Print Buffer Size */
 117 #define CFG_HZ                  (CPU_CLOCK_RATE/2)
 118 #define CFG_MAXARGS             16              /* max number of command args*/
 119
 120 #define CFG_LOAD_ADDR           0x80500000      /* default load address */
 121
 122 #define CFG_MEMTEST_START       0x80200000
 123 #define CFG_MEMTEST_END         0x80800000
 124
 125 #define CONFIG_MISC_INIT_R
 126
 127 /*-----------------------------------------------------------------------
 128  * FLASH and environment organization
 129  */
 130 #define CFG_MAX_FLASH_BANKS     1       /* max number of memory banks */
 131 #define CFG_MAX_FLASH_SECT      (35)    /* max number of sectors on one chip */
 132
 133 #define PHYS_FLASH_1            0xb0000000 /* Flash Bank #1 */
 134
 135 /* The following #defines are needed to get flash environment right */
 136 #define CFG_MONITOR_BASE        TEXT_BASE
 137 #define CFG_MONITOR_LEN         (192 << 10)
 138
 139 #define CFG_FLASH_BASE          PHYS_FLASH_1
 140
 141 /* timeout values are in ticks */
 142 #define CFG_FLASH_ERASE_TOUT    (6 * CFG_HZ) /* Timeout for Flash Erase */
 143 #define CFG_FLASH_WRITE_TOUT    (6 * CFG_HZ) /* Timeout for Flash Write */
 144
 145 #define CFG_ENV_IS_IN_FLASH     1
 146
 147 /* Address and size of Primary Environment Sector       */
 148 #define CFG_ENV_ADDR            0xB0008000
 149 #define CFG_ENV_SIZE            0x4000
 150
 151 #define CONFIG_FLASH_32BIT
 152 #define CONFIG_NR_DRAM_BANKS    1
 153
 154 #define CONFIG_PLB2800_ETHER
 155 #define CONFIG_NET_MULTI
 156
 157 /*-----------------------------------------------------------------------
 158  * Cache Configuration
 159  */
 160 #define CFG_DCACHE_SIZE         16384
 161 #define CFG_ICACHE_SIZE         16384
 162 #define CFG_CACHELINE_SIZE      32
 163
 164 /*
 165  * Temporary buffer for serial data until the real serial driver
 166  * is initialised (memtest will destroy this buffer)
 167  */
 168 #define CFG_SCONSOLE_ADDR     (CFG_SDRAM_BASE + CFG_INIT_SP_OFFSET - \
 169                                CFG_DCACHE_SIZE / 2)
 170 #define CFG_SCONSOLE_SIZE     (CFG_DCACHE_SIZE / 4)
 171
 172 #endif  /* __CONFIG_H */