include/configs/nios2-generic.h

   1 /*
   2  * (C) Copyright 2005, Psyent Corporation <www.psyent.com>
   3  * Scott McNutt <smcnutt@psyent.com>
   4  * (C) Copyright 2010, Thomas Chou <thomas@wytron.com.tw>
   5  *
   6  * See file CREDITS for list of people who contributed to this
   7  * project.
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22  * MA 02111-1307 USA
  23  */
  24
  25 #ifndef __CONFIG_H
  26 #define __CONFIG_H
  27
  28 /*
  29  * BOARD/CPU
  30  */
  31 #include "../board/altera/nios2-generic/custom_fpga.h" /* fpga parameters */
  32 #define CONFIG_BOARD_NAME "nios2-generic" /* custom board name */
  33 #define CONFIG_BOARD_EARLY_INIT_F       /* enable early board-spec. init */
  34 #define CONFIG_SYS_NIOS_SYSID_BASE      CONFIG_SYS_SYSID_BASE
  35
  36 /*
  37  * SERIAL
  38  */
  39 #define CONFIG_ALTERA_UART
  40 #if defined(CONFIG_ALTERA_JTAG_UART)
  41 # define CONFIG_SYS_NIOS_CONSOLE        CONFIG_SYS_JTAG_UART_BASE
  42 #else
  43 # define CONFIG_SYS_NIOS_CONSOLE        CONFIG_SYS_UART_BASE
  44 #endif
  45
  46 #define CONFIG_ALTERA_JTAG_UART_BYPASS
  47 #define CONFIG_SYS_NIOS_FIXEDBAUD
  48 #define CONFIG_BAUDRATE         CONFIG_SYS_UART_BAUD
  49 #define CONFIG_SYS_BAUDRATE_TABLE       {CONFIG_BAUDRATE}
  50 #define CONFIG_SYS_CONSOLE_INFO_QUIET   /* Suppress console info */
  51
  52 /*
  53  * TIMER
  54  */
  55 #define CONFIG_SYS_LOW_RES_TIMER
  56 #define CONFIG_SYS_NIOS_TMRBASE CONFIG_SYS_TIMER_BASE
  57 #define CONFIG_SYS_NIOS_TMRIRQ          CONFIG_SYS_TIMER_IRQ
  58 #define CONFIG_SYS_HZ                   1000    /* Always 1000 */
  59 #define CONFIG_SYS_NIOS_TMRMS           10      /* Desired period (msec)*/
  60 #define CONFIG_SYS_NIOS_TMRCNT \
  61         (CONFIG_SYS_NIOS_TMRMS * (CONFIG_SYS_TIMER_FREQ / 1000) - 1)
  62
  63 /*
  64  * STATUS LED
  65  */
  66 #define CONFIG_ALTERA_PIO
  67 #define CONFIG_SYS_ALTERA_PIO_NUM       1
  68 #define CONFIG_SYS_ALTERA_PIO_GPIO_NUM  LED_PIO_WIDTH
  69
  70 #define CONFIG_STATUS_LED               /* Enable status driver */
  71 #define CONFIG_BOARD_SPECIFIC_LED
  72 #define CONFIG_GPIO_LED         /* Enable GPIO LED driver */
  73 #define CONFIG_GPIO                     /* Enable GPIO driver */
  74
  75 #define STATUS_LED_BIT                  0       /* Bit-0 on GPIO */
  76 #define STATUS_LED_STATE                1       /* Blinking */
  77 #define STATUS_LED_PERIOD       (500 / CONFIG_SYS_NIOS_TMRMS) /* 500 msec */
  78
  79 /*
  80  * BOOTP options
  81  */
  82 #define CONFIG_BOOTP_BOOTFILESIZE
  83 #define CONFIG_BOOTP_BOOTPATH
  84 #define CONFIG_BOOTP_GATEWAY
  85 #define CONFIG_BOOTP_HOSTNAME
  86
  87 /*
  88  * Command line configuration.
  89  */
  90 #include <config_cmd_default.h>
  91 #undef CONFIG_CMD_BOOTD
  92 #undef CONFIG_CMD_FPGA
  93 #undef CONFIG_CMD_IMLS
  94 #undef CONFIG_CMD_ITEST
  95 #undef CONFIG_CMD_NFS
  96 #undef CONFIG_CMD_SETGETDCR
  97 #undef CONFIG_CMD_XIMG
  98
  99 #ifdef CONFIG_CMD_NET
 100 # define CONFIG_CMD_DHCP
 101 # define CONFIG_CMD_PING
 102 #endif
 103
 104 /*
 105  * ENVIRONMENT -- Put environment in sector CONFIG_SYS_MONITOR_LEN above
 106  * CONFIG_SYS_RESET_ADDR, since we assume the monitor is stored at the
 107  * reset address, no? This will keep the environment in user region
 108  * of flash. NOTE: the monitor length must be multiple of sector size
 109  * (which is common practice).
 110  */
 111 #define CONFIG_ENV_IS_IN_FLASH
 112
 113 #define CONFIG_ENV_SIZE         0x10000 /* 64k, 1 sector */
 114 #define CONFIG_ENV_OVERWRITE            /* Serial change Ok     */
 115 #define CONFIG_ENV_ADDR         ((CONFIG_SYS_RESET_ADDR + \
 116                                           CONFIG_SYS_MONITOR_LEN) | \
 117                                          CONFIG_SYS_FLASH_BASE)
 118
 119 /*
 120  * MEMORY ORGANIZATION
 121  * -Monitor at top of sdram.
 122  * -The heap is placed below the monitor
 123  * -The stack is placed below the heap (&grows down).
 124  */
 125 #define CONFIG_MONITOR_IS_IN_RAM
 126 #define CONFIG_SYS_MONITOR_LEN          0x40000 /* Reserve 256k */
 127 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_SDRAM_BASE + \
 128                                          CONFIG_SYS_SDRAM_SIZE - \
 129                                          CONFIG_SYS_MONITOR_LEN)
 130 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + 0x20000)
 131 #define CONFIG_SYS_MALLOC_BASE          (CONFIG_SYS_MONITOR_BASE - \
 132                                          CONFIG_SYS_MALLOC_LEN)
 133 #define CONFIG_SYS_INIT_SP              CONFIG_SYS_MALLOC_BASE
 134
 135 /*
 136  * MISC
 137  */
 138 #define CONFIG_SYS_LONGHELP             /* Provide extended help */
 139 #define CONFIG_SYS_PROMPT               "==> "  /* Command prompt       */
 140 #define CONFIG_SYS_CBSIZE               256     /* Console I/O buf size */
 141 #define CONFIG_SYS_MAXARGS              16      /* Max command args     */
 142 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE /* Bootarg buf size */
 143 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 144                                         sizeof(CONFIG_SYS_PROMPT) + \
 145                                          16)    /* Print buf size */
 146 #define CONFIG_SYS_LOAD_ADDR            CONFIG_SYS_SDRAM_BASE
 147 #define CONFIG_SYS_MEMTEST_START        CONFIG_SYS_SDRAM_BASE
 148 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_INIT_SP - 0x20000)
 149 #define CONFIG_CMDLINE_EDITING
 150
 151 #define CONFIG_SYS_HUSH_PARSER
 152
 153 #endif /* __CONFIG_H */