include/configs/openrisc-generic.h

   1 /*
   2  * (C) Copyright 2011, Stefan Kristiansson, stefan.kristianssons@saunalahti.fi
   3  *
   4  * See file CREDITS for list of people who contributed to this
   5  * project.
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License as
   9  * published by the Free Software Foundation; either version 2 of
  10  * the License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  20  * MA 02111-1307 USA
  21  */
  22
  23 #ifndef __CONFIG_H
  24 #define __CONFIG_H
  25
  26 /*
  27  * BOARD/CPU
  28  */
  29
  30 #define CONFIG_SYS_CLK_FREQ             50000000
  31 #define CONFIG_SYS_RESET_ADDR           0x00000100
  32
  33 #define CONFIG_SYS_SDRAM_BASE           0x00000000
  34 #define CONFIG_SYS_SDRAM_SIZE           0x02000000
  35
  36 #define CONFIG_SYS_CACHELINE_SIZE       16
  37
  38 #define CONFIG_SYS_UART_BASE            0x90000000
  39 #define CONFIG_SYS_UART_FREQ            CONFIG_SYS_CLK_FREQ
  40 #define CONFIG_SYS_UART_BAUD            115200
  41
  42 #define CONFIG_BOARD_NAME               "OpenRISC Generic"
  43
  44 #define CONFIG_SYS_NO_FLASH
  45 #define CONFIG_SYS_MAX_FLASH_SECT       0
  46
  47 /*
  48  * SERIAL
  49  */
  50 # define CONFIG_SYS_NS16550
  51 # define CONFIG_SYS_NS16550_SERIAL
  52 # define CONFIG_SYS_NS16550_REG_SIZE    1
  53 # define CONFIG_CONS_INDEX              1
  54 # define CONFIG_SYS_NS16550_COM1        (0x90000000)
  55 # define CONFIG_SYS_NS16550_CLK         CONFIG_SYS_CLK_FREQ
  56
  57 #define CONFIG_BAUDRATE                 CONFIG_SYS_UART_BAUD
  58 #define CONFIG_SYS_BAUDRATE_TABLE       {CONFIG_BAUDRATE}
  59 #define CONFIG_SYS_CONSOLE_INFO_QUIET   /* Suppress console info */
  60 #define CONSOLE_ARG                     "console=console=ttyS0,115200\0"
  61
  62 /*
  63  * Ethernet
  64  */
  65 #define CONFIG_ETHOC
  66 #define CONFIG_SYS_ETHOC_BASE           0x92000000
  67
  68 #define CONFIG_BOOTFILE                 "boot.img"
  69 #define CONFIG_LOADADDR                 0x100000 /* 1MB mark */
  70
  71 /*
  72  * TIMER
  73  */
  74 #define CONFIG_SYS_HZ                   1000
  75 #define CONFIG_SYS_OPENRISC_TMR_HZ      100
  76
  77 /*
  78  * Memory organisation:
  79  *
  80  * RAM start ---------------------------
  81  *           | ...                     |
  82  *           ---------------------------
  83  *           | Stack                   |
  84  *           ---------------------------
  85  *           | Global data             |
  86  *           ---------------------------
  87  *           | Environment             |
  88  *           ---------------------------
  89  *           | Monitor                 |
  90  * RAM end   ---------------------------
  91  */
  92 /* We're running in RAM */
  93 #define CONFIG_MONITOR_IS_IN_RAM
  94 #define CONFIG_SYS_MONITOR_LEN  0x40000 /* Reserve 256k */
  95 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_SDRAM_BASE + \
  96                                 CONFIG_SYS_SDRAM_SIZE - \
  97                                 CONFIG_SYS_MONITOR_LEN)
  98
  99 #define CONFIG_ENV_IS_NOWHERE
 100 #define CONFIG_ENV_SIZE         0x20000 /* Total Size of Environment, 128KB */
 101 #define CONFIG_ENV_ADDR         (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
 102
 103 /*
 104  * Global data object and stack pointer
 105  */
 106 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_ENV_ADDR \
 107                                         - GENERATED_GBL_DATA_SIZE)
 108 #define CONFIG_SYS_GBL_DATA_ADDR        CONFIG_SYS_GBL_DATA_OFFSET
 109 #define CONFIG_SYS_INIT_SP_ADDR         CONFIG_SYS_GBL_DATA_OFFSET
 110 #define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
 111 #define CONFIG_SYS_STACK_LENGTH         0x10000 /* 64KB */
 112 #define CONFIG_SYS_MALLOC_LEN           0x400000 /* 4MB */
 113 #define CONFIG_SYS_MALLOC_BASE          (CONFIG_SYS_INIT_SP_OFFSET \
 114                                         - CONFIG_SYS_STACK_LENGTH \
 115                                         - CONFIG_SYS_MALLOC_LEN)
 116 /*
 117  * MISC
 118  */
 119 #define CONFIG_SYS_LONGHELP             /* Provide extended help */
 120 #define CONFIG_SYS_PROMPT               "==> "  /* Command prompt       */
 121 #define CONFIG_SYS_CBSIZE               256     /* Console I/O buf size */
 122 #define CONFIG_SYS_MAXARGS              16      /* Max command args     */
 123 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE /* Bootarg buf size */
 124 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 125                                         sizeof(CONFIG_SYS_PROMPT) + \
 126                                         16)     /* Print buf size */
 127 #define CONFIG_SYS_LOAD_ADDR            CONFIG_SYS_SDRAM_BASE
 128 #define CONFIG_SYS_MEMTEST_START        (CONFIG_SYS_SDRAM_BASE + 0x2000)
 129 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_INIT_SP_ADDR - 0x20000)
 130 #define CONFIG_CMDLINE_EDITING
 131
 132 /*
 133  * Command line configuration.
 134  */
 135 #include <config_cmd_default.h>
 136
 137
 138 #define CONFIG_CMD_IRQ
 139 #define CONFIG_CMD_ELF
 140 #define CONFIG_CMD_BSP
 141
 142 #define CONFIG_CMD_MII
 143 #define CONFIG_CMD_DHCP
 144 #define CONFIG_CMD_PING
 145
 146 #define CONFIG_OF_LIBFDT
 147 #define CONFIG_LMB
 148
 149 /*
 150  * BOOTP options
 151  */
 152 #define CONFIG_BOOTP_BOOTFILESIZE
 153 #define CONFIG_BOOTP_BOOTPATH
 154 #define CONFIG_BOOTP_GATEWAY
 155 #define CONFIG_BOOTP_HOSTNAME
 156
 157
 158 #endif /* __CONFIG_H */