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  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #ifndef __CONFIG_H
  10 #define __CONFIG_H
  11
  12 /*
  13  * BOARD/CPU
  14  */
  15 #include "../board/altera/nios2-generic/custom_fpga.h" /* fpga parameters */
  16 #define CONFIG_BOARD_NAME "nios2-generic" /* custom board name */
  17 #define CONFIG_BOARD_EARLY_INIT_F       /* enable early board-spec. init */
  18 #define CONFIG_SYS_NIOS_SYSID_BASE      CONFIG_SYS_SYSID_BASE
  19
  20 /*
  21  * SERIAL
  22  */
  23 #define CONFIG_ALTERA_UART
  24 #if defined(CONFIG_ALTERA_JTAG_UART)
  25 # define CONFIG_SYS_NIOS_CONSOLE        CONFIG_SYS_JTAG_UART_BASE
  26 #else
  27 # define CONFIG_SYS_NIOS_CONSOLE        CONFIG_SYS_UART_BASE
  28 #endif
  29
  30 #define CONFIG_ALTERA_JTAG_UART_BYPASS
  31 #define CONFIG_SYS_NIOS_FIXEDBAUD
  32 #define CONFIG_BAUDRATE         CONFIG_SYS_UART_BAUD
  33 #define CONFIG_SYS_BAUDRATE_TABLE       {CONFIG_BAUDRATE}
  34 #define CONFIG_SYS_CONSOLE_INFO_QUIET   /* Suppress console info */
  35
  36 /*
  37  * TIMER
  38  */
  39 #define CONFIG_SYS_LOW_RES_TIMER
  40 #define CONFIG_SYS_NIOS_TMRBASE CONFIG_SYS_TIMER_BASE
  41 #define CONFIG_SYS_NIOS_TMRIRQ          CONFIG_SYS_TIMER_IRQ
  42 #define CONFIG_SYS_HZ                   1000    /* Always 1000 */
  43 #define CONFIG_SYS_NIOS_TMRMS           10      /* Desired period (msec)*/
  44 #define CONFIG_SYS_NIOS_TMRCNT \
  45         (CONFIG_SYS_NIOS_TMRMS * (CONFIG_SYS_TIMER_FREQ / 1000) - 1)
  46
  47 /*
  48  * STATUS LED
  49  */
  50 #define CONFIG_ALTERA_PIO
  51 #define CONFIG_SYS_ALTERA_PIO_NUM       1
  52 #define CONFIG_SYS_ALTERA_PIO_GPIO_NUM  LED_PIO_WIDTH
  53
  54 #define CONFIG_STATUS_LED               /* Enable status driver */
  55 #define CONFIG_BOARD_SPECIFIC_LED
  56 #define CONFIG_GPIO_LED         /* Enable GPIO LED driver */
  57 #define CONFIG_GPIO                     /* Enable GPIO driver */
  58
  59 #define STATUS_LED_BIT                  0       /* Bit-0 on GPIO */
  60 #define STATUS_LED_STATE                1       /* Blinking */
  61 #define STATUS_LED_PERIOD       (500 / CONFIG_SYS_NIOS_TMRMS) /* 500 msec */
  62
  63 /*
  64  * BOOTP options
  65  */
  66 #define CONFIG_BOOTP_BOOTFILESIZE
  67 #define CONFIG_BOOTP_BOOTPATH
  68 #define CONFIG_BOOTP_GATEWAY
  69 #define CONFIG_BOOTP_HOSTNAME
  70
  71 /*
  72  * Command line configuration.
  73  */
  74 #include <config_cmd_default.h>
  75 #undef CONFIG_CMD_BOOTD
  76 #undef CONFIG_CMD_FPGA
  77 #undef CONFIG_CMD_IMLS
  78 #undef CONFIG_CMD_ITEST
  79 #undef CONFIG_CMD_NFS
  80 #undef CONFIG_CMD_SETGETDCR
  81 #undef CONFIG_CMD_XIMG
  82
  83 #ifdef CONFIG_CMD_NET
  84 # define CONFIG_CMD_DHCP
  85 # define CONFIG_CMD_PING
  86 #endif
  87
  88 /*
  89  * ENVIRONMENT -- Put environment in sector CONFIG_SYS_MONITOR_LEN above
  90  * CONFIG_SYS_RESET_ADDR, since we assume the monitor is stored at the
  91  * reset address, no? This will keep the environment in user region
  92  * of flash. NOTE: the monitor length must be multiple of sector size
  93  * (which is common practice).
  94  */
  95 #define CONFIG_ENV_IS_IN_FLASH
  96
  97 #define CONFIG_ENV_SIZE         0x10000 /* 64k, 1 sector */
  98 #define CONFIG_ENV_OVERWRITE            /* Serial change Ok     */
  99 #define CONFIG_ENV_ADDR         ((CONFIG_SYS_RESET_ADDR + \
 100                                           CONFIG_SYS_MONITOR_LEN) | \
 101                                          CONFIG_SYS_FLASH_BASE)
 102
 103 /*
 104  * MEMORY ORGANIZATION
 105  * -Monitor at top of sdram.
 106  * -The heap is placed below the monitor
 107  * -The stack is placed below the heap (&grows down).
 108  */
 109 #define CONFIG_MONITOR_IS_IN_RAM
 110 #define CONFIG_SYS_MONITOR_LEN          0x40000 /* Reserve 256k */
 111 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_SDRAM_BASE + \
 112                                          CONFIG_SYS_SDRAM_SIZE - \
 113                                          CONFIG_SYS_MONITOR_LEN)
 114 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + 0x20000)
 115 #define CONFIG_SYS_MALLOC_BASE          (CONFIG_SYS_MONITOR_BASE - \
 116                                          CONFIG_SYS_MALLOC_LEN)
 117 #define CONFIG_SYS_INIT_SP              CONFIG_SYS_MALLOC_BASE
 118
 119 /*
 120  * MISC
 121  */
 122 #define CONFIG_SYS_LONGHELP             /* Provide extended help */
 123 #define CONFIG_SYS_PROMPT               "==> "  /* Command prompt       */
 124 #define CONFIG_SYS_CBSIZE               256     /* Console I/O buf size */
 125 #define CONFIG_SYS_MAXARGS              16      /* Max command args     */
 126 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE /* Bootarg buf size */
 127 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 128                                         sizeof(CONFIG_SYS_PROMPT) + \
 129                                          16)    /* Print buf size */
 130 #define CONFIG_SYS_LOAD_ADDR            CONFIG_SYS_SDRAM_BASE
 131 #define CONFIG_SYS_MEMTEST_START        CONFIG_SYS_SDRAM_BASE
 132 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_INIT_SP - 0x20000)
 133 #define CONFIG_CMDLINE_EDITING
 134
 135 #define CONFIG_SYS_HUSH_PARSER
 136
 137 #endif /* __CONFIG_H */