include/configs/ml300.h

   1 /*
   2  * ML300.h: ML300 specific config options
   3  *
   4  * http://www.xilinx.com/ml300
   5  *
   6  * Derived from : ML2.h
   7  *
   8  *     Author: Xilinx, Inc.
   9  *
  10  *
  11  *     This program is free software; you can redistribute it and/or modify it
  12  *     under the terms of the GNU General Public License as published by the
  13  *     Free Software Foundation; either version 2 of the License, or (at your
  14  *     option) any later version.
  15  *
  16  *
  17  *     XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS" AS A
  18  *     COURTESY TO YOU. BY PROVIDING THIS DESIGN, CODE, OR INFORMATION AS
  19  *     ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE, APPLICATION OR STANDARD,
  20  *     XILINX IS MAKING NO REPRESENTATION THAT THIS IMPLEMENTATION IS FREE
  21  *     FROM ANY CLAIMS OF INFRINGEMENT, AND YOU ARE RESPONSIBLE FOR
  22  *     OBTAINING ANY RIGHTS YOU MAY REQUIRE FOR YOUR IMPLEMENTATION.
  23  *     XILINX EXPRESSLY DISCLAIMS ANY WARRANTY WHATSOEVER WITH RESPECT TO
  24  *     THE ADEQUACY OF THE IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY
  25  *     WARRANTIES OR REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM
  26  *     CLAIMS OF INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND
  27  *     FITNESS FOR A PARTICULAR PURPOSE.
  28  *
  29  *
  30  *     Xilinx products are not intended for use in life support appliances,
  31  *     devices, or systems. Use in such applications is expressly prohibited.
  32  *
  33  *
  34  *     (c) Copyright 2002 Xilinx Inc.
  35  *     All rights reserved.
  36  *
  37  *
  38  *     You should have received a copy of the GNU General Public License along
  39  *     with this program; if not, write to the Free Software Foundation, Inc.,
  40  *     675 Mass Ave, Cambridge, MA 02139, USA.
  41  *
  42  */
  43
  44 #ifndef __CONFIG_H
  45 #define __CONFIG_H
  46
  47 /* #define DEBUG */
  48 /* #define ET_DEBUG 1 */
  49
  50 /*
  51  * High Level Configuration Options
  52  * (easy to change)
  53  */
  54
  55 #define CONFIG_405              1       /* This is a PPC405 CPU         */
  56 #define CONFIG_4xx              1       /* ...member of PPC4xx family   */
  57 #define CONFIG_XILINX_ML300     1       /* ...on a Xilinx ML300 board   */
  58
  59 #define CONFIG_SYSTEMACE        1
  60 #define CONFIG_DOS_PARTITION    1
  61 #define CFG_SYSTEMACE_BASE      XPAR_OPB_SYSACE_0_BASEADDR
  62 #define CFG_SYSTEMACE_WIDTH     XPAR_XSYSACE_MEM_WIDTH
  63
  64 #define CFG_ENV_IS_IN_EEPROM    1       /* environment is in EEPROM */
  65
  66 /* following are used only if env is in EEPROM */
  67 #ifdef  CFG_ENV_IS_IN_EEPROM
  68 #define CFG_I2C_EEPROM_ADDR     XPAR_PERSISTENT_0_IIC_0_EEPROMADDR
  69 #define CFG_I2C_EEPROM_ADDR_LEN 1
  70 #define CFG_ENV_OFFSET          XPAR_PERSISTENT_0_IIC_0_BASEADDR
  71 #define CONFIG_MISC_INIT_R      1       /* used to call out convert_env() */
  72 #define CONFIG_ENV_OVERWRITE    1       /* allow users to update ethaddr and serial# */
  73 #endif
  74
  75 #include "../board/xilinx/ml300/xparameters.h"
  76
  77 #define CFG_NO_FLASH            1       /* no flash */
  78 #define CFG_ENV_SIZE            XPAR_PERSISTENT_0_IIC_0_HIGHADDR - XPAR_PERSISTENT_0_IIC_0_BASEADDR + 1
  79 #define CONFIG_BAUDRATE         9600
  80 #define CONFIG_BOOTDELAY        3       /* autoboot after 3 seconds     */
  81
  82 #define CONFIG_BOOTCOMMAND      "bootp" /* autoboot command     */
  83
  84 #define CONFIG_BOOTARGS         "console=ttyS0,9600 ip=off " \
  85                                 "root=/dev/xsysace/disc0/part3 rw"
  86
  87 #define CONFIG_LOADS_ECHO       1       /* echo on for serial download  */
  88 #define CFG_LOADS_BAUD_CHANGE   1       /* allow baudrate change        */
  89
  90
  91 /*
  92  * BOOTP options
  93  */
  94 #define CONFIG_BOOTP_BOOTFILESIZE
  95 #define CONFIG_BOOTP_BOOTPATH
  96 #define CONFIG_BOOTP_GATEWAY
  97 #define CONFIG_BOOTP_HOSTNAME
  98
  99
 100 /*
 101  * Command line configuration.
 102  */
 103 #include <config_cmd_default.h>
 104
 105 #define CONFIG_CMD_NET
 106
 107 #undef CONFIG_CMD_FLASH
 108 #undef CONFIG_CMD_LOADS
 109 #undef CONFIG_CMD_FAT
 110 #undef CONFIG_CMD_IMLS
 111
 112
 113 /* #define CONFIG_SYS_CLK_FREQ XPAR_CORE_CLOCK_FREQ_HZ */
 114 /* 300000000 */
 115
 116 /*
 117  * Miscellaneous configurable options
 118  */
 119 #define CFG_LONGHELP            /* undef to save memory         */
 120 #define CFG_PROMPT      "=> "   /* Monitor Command Prompt       */
 121
 122 #define CFG_CBSIZE      256     /* Console I/O Buffer Size      */
 123
 124 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)   /* Print Buffer Size */
 125 #define CFG_MAXARGS     16      /* max number of command args   */
 126 #define CFG_BARGSIZE    CFG_CBSIZE      /* Boot Argument Buffer Size    */
 127
 128 #define CFG_MEMTEST_START       0x0400000       /* memtest works on     */
 129 #define CFG_MEMTEST_END         0x0C00000       /* 4 ... 12 MB in DRAM  */
 130
 131 #define CFG_DUART_CHAN          0
 132 #define CFG_NS16550_REG_SIZE -4
 133 #define CFG_NS16550 1
 134 #define CFG_INIT_CHAN1   1
 135
 136 /* The following table includes the supported baudrates */
 137 #define CFG_BAUDRATE_TABLE  \
 138     {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
 139
 140 #define CFG_LOAD_ADDR           0x400000        /* default load address */
 141 #define CFG_EXTBDINFO           1       /* To use extended board_into (bd_t) */
 142
 143 #define CFG_HZ          1000    /* decrementer freq: 1 ms ticks */
 144
 145 /*-----------------------------------------------------------------------
 146  * Start addresses for the final memory configuration
 147  * (Set up by the startup code)
 148  * Please note that CFG_SDRAM_BASE _must_ start at 0
 149  */
 150 #define CFG_SDRAM_BASE          0x00000000
 151 #define CFG_MONITOR_BASE        0x04000000
 152 #define CFG_MONITOR_LEN         (192 * 1024)    /* Reserve 196 kB for Monitor   */
 153 #define CFG_MALLOC_LEN          (128 * 1024)    /* Reserve 128 kB for malloc()  */
 154
 155 /*
 156  * For booting Linux, the board info and command line data
 157  * have to be in the first 8 MB of memory, since this is
 158  * the maximum mapped by the Linux kernel during initialization.
 159  */
 160 #define CFG_BOOTMAPSZ           (8 << 20)       /* Initial Memory map for Linux */
 161
 162 /*-----------------------------------------------------------------------
 163  * Definitions for initial stack pointer and data area (in DPRAM)
 164  */
 165
 166 #define CFG_INIT_RAM_ADDR       0x800000  /* inside of SDRAM */
 167 #define CFG_INIT_RAM_END        0x2000    /* End of used area in RAM */
 168 #define CFG_GBL_DATA_SIZE       128       /* size in bytes reserved for initial data */
 169 #define CFG_GBL_DATA_OFFSET    (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
 170 #define CFG_INIT_SP_OFFSET      CFG_GBL_DATA_OFFSET
 171
 172 /*
 173  * Internal Definitions
 174  *
 175  * Boot Flags
 176  */
 177 #define BOOTFLAG_COLD   0x01    /* Normal Power-On: Boot from FLASH     */
 178 #define BOOTFLAG_WARM   0x02    /* Software reboot                      */
 179
 180 #endif                          /* __CONFIG_H */