assabet.h 5.3 KB

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  1. /*
  2. * (C) Copyright 2002
  3. * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
  4. * Marius Groeger <mgroeger@sysgo.de>
  5. *
  6. * 2004 (c) MontaVista Software, Inc.
  7. *
  8. * Configuation settings for the Intel Assabet board.
  9. *
  10. * See file CREDITS for list of people who contributed to this
  11. * project.
  12. *
  13. * This program is free software; you can redistribute it and/or
  14. * modify it under the terms of the GNU General Public License as
  15. * published by the Free Software Foundation; either version 2 of
  16. * the License, or (at your option) any later version.
  17. *
  18. * This program is distributed in the hope that it will be useful,
  19. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  21. * GNU General Public License for more details.
  22. *
  23. * You should have received a copy of the GNU General Public License
  24. * along with this program; if not, write to the Free Software
  25. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  26. * MA 02111-1307 USA
  27. */
  28. #ifndef __CONFIG_H
  29. #define __CONFIG_H
  30. #undef DEBUG
  31. /*
  32. * High Level Configuration Options
  33. * (easy to change)
  34. */
  35. #define CONFIG_SA1110 1 /* This is an SA1100 CPU */
  36. #define CONFIG_ASSABET 1 /* on an Intel Assabet Board */
  37. #undef CONFIG_USE_IRQ
  38. #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
  39. #define CONFIG_SETUP_MEMORY_TAGS 1
  40. #define CONFIG_INITRD_TAG 1
  41. /*
  42. * Size of malloc() pool
  43. */
  44. #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
  45. #define CFG_GBL_DATA_SIZE 128 /* size rsrvd for initial data */
  46. /*
  47. * Hardware drivers
  48. */
  49. #define CONFIG_DRIVER_LAN91C96 /* we have an SMC9194 on-board */
  50. #define CONFIG_LAN91C96_BASE 0x18000000
  51. /*
  52. * select serial console configuration
  53. */
  54. #define CONFIG_SERIAL1 1 /* we use SERIAL 1 on Intel Assabet */
  55. /* allow to overwrite serial and ethaddr */
  56. #define CONFIG_ENV_OVERWRITE
  57. #define CONFIG_BAUDRATE 115200
  58. /*
  59. * Command line configuration.
  60. */
  61. #include <config_cmd_default.h>
  62. #define CONFIG_CMD_DHCP
  63. /*
  64. * BOOTP options
  65. */
  66. #define CONFIG_BOOTP_SUBNETMASK
  67. #define CONFIG_BOOTP_GATEWAY
  68. #define CONFIG_BOOTP_HOSTNAME
  69. #define CONFIG_BOOTP_BOOTPATH
  70. #define CONFIG_BOOTDELAY 3
  71. #define CONFIG_BOOTARGS "console=ttySA0,115200n8 root=/dev/nfs ip=bootp"
  72. #define CONFIG_BOOTCOMMAND "bootp;tftp;bootm"
  73. #define CFG_AUTOLOAD "n" /* No autoload */
  74. #if defined(CONFIG_CMD_KGDB)
  75. #define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
  76. #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
  77. #endif
  78. /*
  79. * Miscellaneous configurable options
  80. */
  81. #define CFG_LONGHELP /* undef to save memory */
  82. #define CFG_PROMPT "Intel Assabet # " /* Monitor Command Prompt */
  83. #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
  84. #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
  85. #define CFG_MAXARGS 16 /* max number of command args */
  86. #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
  87. #define CFG_MEMTEST_START 0xc0400000 /* memtest works on */
  88. #define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */
  89. #undef CFG_CLKS_IN_HZ
  90. #define CFG_LOAD_ADDR 0xc0000000 /* default load address */
  91. #define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */
  92. #define CFG_CPUSPEED 0x0a /* set core clock to 206MHz */
  93. /* valid baudrates */
  94. #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
  95. /*-----------------------------------------------------------------------
  96. * Stack sizes
  97. *
  98. * The stack sizes are set up in start.S using the settings below
  99. */
  100. #define CONFIG_STACKSIZE (128*1024) /* regular stack */
  101. #ifdef CONFIG_USE_IRQ
  102. #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
  103. #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
  104. #endif
  105. /*-----------------------------------------------------------------------
  106. * Physical Memory Map
  107. */
  108. #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of SDRAM */
  109. #define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */
  110. #define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
  111. #define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
  112. #define PHYS_FLASH_SIZE 0x02000000 /* 32 MB */
  113. #define PHYS_FLASH_BANK_SIZE 0x01000000 /* 16 MB Banks */
  114. #define PHYS_FLASH_SECT_SIZE 0x00040000 /* 256 KB sectors (x2) */
  115. #define CFG_MONITOR_BASE TEXT_BASE
  116. #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 KB for Monitor */
  117. #if CFG_MONITOR_BASE < CFG_FLASH_BASE
  118. #define CFG_RAMSTART
  119. #endif
  120. /*-----------------------------------------------------------------------
  121. * FLASH and environment organization
  122. */
  123. #define CFG_FLASH_BASE PHYS_FLASH_1
  124. #define CFG_FLASH_SIZE PHYS_FLASH_SIZE
  125. #define CFG_FLASH_CFI 1 /* flash is CFI conformant */
  126. #define CFG_FLASH_CFI_DRIVER 1 /* use common cfi driver */
  127. #define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
  128. #define CFG_MAX_FLASH_BANKS 1 /* max # of memory banks */
  129. #define CFG_FLASH_INCREMENT 0 /* there is only one bank */
  130. #define CFG_MAX_FLASH_SECT 128 /* max # of sectors on one chip */
  131. #undef CFG_FLASH_PROTECTION
  132. #define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE }
  133. #define CFG_ENV_IS_IN_FLASH 1
  134. #if defined(CFG_ENV_IS_IN_FLASH)
  135. #define CFG_ENV_IN_OWN_SECTOR 1
  136. #define CFG_ENV_ADDR (PHYS_FLASH_1 + PHYS_FLASH_SECT_SIZE)
  137. #define CFG_ENV_SIZE PHYS_FLASH_SECT_SIZE
  138. #define CFG_ENV_SECT_SIZE PHYS_FLASH_SECT_SIZE
  139. #endif
  140. #endif /* __CONFIG_H */