dbau1x00.h 5.2 KB

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  1. /*
  2. * (C) Copyright 2003
  3. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  4. *
  5. * See file CREDITS for list of people who contributed to this
  6. * project.
  7. *
  8. * This program is free software; you can redistribute it and/or
  9. * modify it under the terms of the GNU General Public License as
  10. * published by the Free Software Foundation; either version 2 of
  11. * the License, or (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU General Public License
  19. * along with this program; if not, write to the Free Software
  20. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21. * MA 02111-1307 USA
  22. */
  23. /*
  24. * This file contains the configuration parameters for the dbau1x00 board.
  25. */
  26. #ifndef __CONFIG_H
  27. #define __CONFIG_H
  28. #define CONFIG_MIPS32 1 /* MIPS32 CPU core */
  29. #define CONFIG_DBAU1X00 1
  30. #define CONFIG_AU1X00 1 /* alchemy series cpu */
  31. #ifdef CONFIG_DBAU1000
  32. /* Also known as Merlot */
  33. #define CONFIG_AU1000 1
  34. #else
  35. #ifdef CONFIG_DBAU1100
  36. #define CONFIG_AU1100 1
  37. #else
  38. #ifdef CONFIG_DBAU1500
  39. #define CONFIG_AU1500 1
  40. #else
  41. #error "No valid board set"
  42. #endif
  43. #endif
  44. #endif
  45. #define CONFIG_ETHADDR DE:AD:BE:EF:01:01 /* Ethernet address */
  46. #define CONFIG_BOOTDELAY 2 /* autoboot after 2 seconds */
  47. #define CONFIG_BAUDRATE 115200
  48. /* valid baudrates */
  49. #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
  50. #define CONFIG_TIMESTAMP /* Print image info with timestamp */
  51. #undef CONFIG_BOOTARGS
  52. #define CONFIG_EXTRA_ENV_SETTINGS \
  53. "addmisc=setenv bootargs $(bootargs) " \
  54. "console=ttyS0,$(baudrate) " \
  55. "panic=1\0" \
  56. "bootfile=/tftpboot/vmlinux.srec\0" \
  57. "load=tftp 80500000 $(u-boot)\0" \
  58. ""
  59. /* Boot from Compact flash partition 2 as default */
  60. #define CONFIG_BOOTCOMMAND "ide reset;disk 0x81000000 0:2;bootm"
  61. #define CONFIG_COMMANDS ((CONFIG_CMD_DFL | \
  62. CFG_CMD_IDE | \
  63. CFG_CMD_DHCP | \
  64. CFG_CMD_ELF ) & \
  65. ~(CFG_CMD_ENV | CFG_CMD_FAT | CFG_CMD_FLASH | CFG_CMD_FPGA | \
  66. CFG_CMD_MII | CFG_CMD_LOADS | CFG_CMD_RUN | CFG_CMD_LOADB | CFG_CMD_ELF | \
  67. CFG_CMD_BDI | CFG_CMD_BEDBUG))
  68. #include <cmd_confdefs.h>
  69. /*
  70. * Miscellaneous configurable options
  71. */
  72. #define CFG_LONGHELP /* undef to save memory */
  73. #define CFG_PROMPT "DbAu1x00 # " /* Monitor Command Prompt */
  74. #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
  75. #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
  76. #define CFG_MAXARGS 16 /* max number of command args*/
  77. #define CFG_MALLOC_LEN 128*1024
  78. #define CFG_BOOTPARAMS_LEN 128*1024
  79. #define CFG_HZ 396000000 /* FIXME causes overflow in net.c */
  80. #define CFG_SDRAM_BASE 0x80000000 /* Cached addr */
  81. #define CFG_LOAD_ADDR 0x81000000 /* default load address */
  82. #define CFG_MEMTEST_START 0x80100000
  83. #define CFG_MEMTEST_END 0x80800000
  84. /*-----------------------------------------------------------------------
  85. * FLASH and environment organization
  86. */
  87. #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
  88. #define CFG_MAX_FLASH_SECT (128) /* max number of sectors on one chip */
  89. #define PHYS_FLASH_1 0xbec00000 /* Flash Bank #1 */
  90. #define PHYS_FLASH_2 0xbfc00000 /* Flash Bank #2 */
  91. /* The following #defines are needed to get flash environment right */
  92. #define CFG_MONITOR_BASE TEXT_BASE
  93. #define CFG_MONITOR_LEN (192 << 10)
  94. #define CFG_INIT_SP_OFFSET 0x400000
  95. /* We boot from this flash, selected with dip switch */
  96. #define CFG_FLASH_BASE PHYS_FLASH_2
  97. /* timeout values are in ticks */
  98. #define CFG_FLASH_ERASE_TOUT (2 * CFG_HZ) /* Timeout for Flash Erase */
  99. #define CFG_FLASH_WRITE_TOUT (2 * CFG_HZ) /* Timeout for Flash Write */
  100. #define CFG_ENV_IS_NOWHERE 1
  101. /* Address and size of Primary Environment Sector */
  102. #define CFG_ENV_ADDR 0xB0030000
  103. #define CFG_ENV_SIZE 0x10000
  104. #define CONFIG_FLASH_16BIT
  105. #define CONFIG_NR_DRAM_BANKS 2
  106. #define CONFIG_NET_MULTI
  107. #define CONFIG_MEMSIZE_IN_BYTES
  108. /*---ATA PCMCIA ------------------------------------*/
  109. #define CFG_PCMCIA_MEM_SIZE 0x4000000 /* Offset to slot 1 FIXME!!! */
  110. #define CFG_PCMCIA_MEM_ADDR 0x20000000
  111. #define CONFIG_PCMCIA_SLOT_A
  112. #define CONFIG_ATAPI 1
  113. #define CONFIG_MAC_PARTITION 1
  114. /* We run CF in "true ide" mode or a harddrive via pcmcia */
  115. #define CONFIG_IDE_PCMCIA 1
  116. /* We only support one slot for now */
  117. #define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
  118. #define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
  119. #undef CONFIG_IDE_LED /* LED for ide not supported */
  120. #undef CONFIG_IDE_RESET /* reset for ide not supported */
  121. #define CFG_ATA_IDE0_OFFSET 0x0000
  122. #define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
  123. /* Offset for data I/O */
  124. #define CFG_ATA_DATA_OFFSET 8
  125. /* Offset for normal register accesses */
  126. #define CFG_ATA_REG_OFFSET 0
  127. /* Offset for alternate registers */
  128. #define CFG_ATA_ALT_OFFSET 0x0100
  129. /*-----------------------------------------------------------------------
  130. * Cache Configuration
  131. */
  132. #define CFG_DCACHE_SIZE 16384
  133. #define CFG_ICACHE_SIZE 16384
  134. #define CFG_CACHELINE_SIZE 32
  135. #define DB1000_BCSR_ADDR 0xAE000000
  136. #endif /* __CONFIG_H */