PCIPPC2.h 8.4 KB

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  1. /*
  2. * (C) Copyright 2002-2005
  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. *
  25. * Configuration settings for the PCIPPC-2 board.
  26. *
  27. */
  28. /* ------------------------------------------------------------------------- */
  29. /*
  30. * board/config.h - configuration options, board specific
  31. */
  32. #ifndef __CONFIG_H
  33. #define __CONFIG_H
  34. /*
  35. * High Level Configuration Options
  36. * (easy to change)
  37. */
  38. #define CONFIG_PCIPPC2 1 /* this is a PCIPPC2 board */
  39. #define CONFIG_BOARD_EARLY_INIT_F 1
  40. #define CONFIG_MISC_INIT_R 1
  41. #define CONFIG_CONS_INDEX 1
  42. #define CONFIG_BAUDRATE 9600
  43. #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
  44. #define CONFIG_PREBOOT ""
  45. #define CONFIG_BOOTDELAY 5
  46. /*
  47. * BOOTP options
  48. */
  49. #define CONFIG_BOOTP_SUBNETMASK
  50. #define CONFIG_BOOTP_GATEWAY
  51. #define CONFIG_BOOTP_HOSTNAME
  52. #define CONFIG_BOOTP_BOOTPATH
  53. #define CONFIG_BOOTP_BOOTFILESIZE
  54. #define CONFIG_MAC_PARTITION
  55. #define CONFIG_DOS_PARTITION
  56. /*
  57. * Command line configuration.
  58. */
  59. #include <config_cmd_default.h>
  60. #define CONFIG_CMD_ASKENV
  61. #define CONFIG_CMD_BSP
  62. #define CONFIG_CMD_DATE
  63. #define CONFIG_CMD_DHCP
  64. #define CONFIG_CMD_DOC
  65. #define CONFIG_CMD_ELF
  66. #define CONFIG_CMD_NFS
  67. #define CONFIG_CMD_PCI
  68. #define CONFIG_CMD_SNTP
  69. #define CONFIG_PCI 1
  70. #define CONFIG_PCI_PNP 1 /* PCI plug-and-play */
  71. #define CONFIG_NAND_LEGACY
  72. /*
  73. * Miscellaneous configurable options
  74. */
  75. #define CONFIG_SYS_LONGHELP /* undef to save memory */
  76. #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
  77. #define CONFIG_SYS_HUSH_PARSER 1 /* use "hush" command parser */
  78. #ifdef CONFIG_SYS_HUSH_PARSER
  79. #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
  80. #endif
  81. #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
  82. /* Print Buffer Size
  83. */
  84. #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
  85. #define CONFIG_SYS_MAXARGS 64 /* max number of command args */
  86. #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
  87. #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* Default load address */
  88. /*-----------------------------------------------------------------------
  89. * Start addresses for the final memory configuration
  90. * (Set up by the startup code)
  91. * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  92. */
  93. #define CONFIG_SYS_SDRAM_BASE 0x00000000
  94. #define CONFIG_SYS_FLASH_BASE 0xFFF00000
  95. #define CONFIG_SYS_FLASH_MAX_SIZE 0x00100000
  96. /* Maximum amount of RAM.
  97. */
  98. #define CONFIG_SYS_MAX_RAM_SIZE 0x20000000 /* 512Mb */
  99. #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
  100. #define CONFIG_SYS_MONITOR_BASE TEXT_BASE
  101. #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
  102. #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
  103. #if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_SDRAM_BASE && \
  104. CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_SDRAM_BASE + CONFIG_SYS_MAX_RAM_SIZE
  105. #define CONFIG_SYS_RAMBOOT
  106. #else
  107. #undef CONFIG_SYS_RAMBOOT
  108. #endif
  109. #define CONFIG_SYS_MEMTEST_START 0x00004000 /* memtest works on */
  110. #define CONFIG_SYS_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
  111. /*-----------------------------------------------------------------------
  112. * Definitions for initial stack pointer and data area
  113. */
  114. /* Size in bytes reserved for initial data
  115. */
  116. #define CONFIG_SYS_GBL_DATA_SIZE 128
  117. #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
  118. #define CONFIG_SYS_INIT_RAM_END 0x8000
  119. #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
  120. #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
  121. #define CONFIG_SYS_INIT_RAM_LOCK
  122. /*
  123. * Temporary buffer for serial data until the real serial driver
  124. * is initialised (memtest will destroy this buffer)
  125. */
  126. #define CONFIG_SYS_SCONSOLE_ADDR CONFIG_SYS_INIT_RAM_ADDR
  127. #define CONFIG_SYS_SCONSOLE_SIZE 0x0002000
  128. /* SDRAM 0 - 256MB
  129. */
  130. #define CONFIG_SYS_DBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
  131. #define CONFIG_SYS_DBAT0U (CONFIG_SYS_SDRAM_BASE | \
  132. BATU_BL_256M | BATU_VS | BATU_VP)
  133. /* SDRAM 1 - 256MB
  134. */
  135. #define CONFIG_SYS_DBAT1L ((CONFIG_SYS_SDRAM_BASE + 0x10000000) | \
  136. BATL_PP_10 | BATL_MEMCOHERENCE)
  137. #define CONFIG_SYS_DBAT1U ((CONFIG_SYS_SDRAM_BASE + 0x10000000) | \
  138. BATU_BL_256M | BATU_VS | BATU_VP)
  139. /* Init RAM in the CPU DCache (no backing memory)
  140. */
  141. #define CONFIG_SYS_DBAT2L (CONFIG_SYS_INIT_RAM_ADDR | \
  142. BATL_PP_10 | BATL_MEMCOHERENCE)
  143. #define CONFIG_SYS_DBAT2U (CONFIG_SYS_INIT_RAM_ADDR | \
  144. BATU_BL_128K | BATU_VS | BATU_VP)
  145. /* I/O and PCI memory at 0xf0000000
  146. */
  147. #define CONFIG_SYS_DBAT3L (0xf0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
  148. #define CONFIG_SYS_DBAT3U (0xf0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
  149. #define CONFIG_SYS_IBAT0L CONFIG_SYS_DBAT0L
  150. #define CONFIG_SYS_IBAT0U CONFIG_SYS_DBAT0U
  151. #define CONFIG_SYS_IBAT1L CONFIG_SYS_DBAT1L
  152. #define CONFIG_SYS_IBAT1U CONFIG_SYS_DBAT1U
  153. #define CONFIG_SYS_IBAT2L CONFIG_SYS_DBAT2L
  154. #define CONFIG_SYS_IBAT2U CONFIG_SYS_DBAT2U
  155. #define CONFIG_SYS_IBAT3L CONFIG_SYS_DBAT3L
  156. #define CONFIG_SYS_IBAT3U CONFIG_SYS_DBAT3U
  157. /*
  158. * Low Level Configuration Settings
  159. * (address mappings, register initial values, etc.)
  160. * You should know what you are doing if you make changes here.
  161. * For the detail description refer to the PCIPPC2 user's manual.
  162. */
  163. #define CONFIG_SYS_HZ 1000
  164. #define CONFIG_SYS_BUS_HZ 100000000 /* bus speed - 100 mhz */
  165. #define CONFIG_SYS_CPU_CLK 300000000
  166. #define CONFIG_SYS_BUS_CLK 100000000
  167. /*
  168. * For booting Linux, the board info and command line data
  169. * have to be in the first 8 MB of memory, since this is
  170. * the maximum mapped by the Linux kernel during initialization.
  171. */
  172. #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  173. /*-----------------------------------------------------------------------
  174. * FLASH organization
  175. */
  176. #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */
  177. #define CONFIG_SYS_MAX_FLASH_SECT 16 /* Max number of sectors in one bank */
  178. #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
  179. #define CONFIG_SYS_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
  180. /*
  181. * Note: environment is not EMBEDDED in the U-Boot code.
  182. * It's stored in flash separately.
  183. */
  184. #define CONFIG_ENV_IS_IN_FLASH 1
  185. #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x70000)
  186. #define CONFIG_ENV_SIZE 0x1000 /* Size of the Environment */
  187. #define CONFIG_ENV_SECT_SIZE 0x10000 /* Size of the Environment Sector */
  188. /*-----------------------------------------------------------------------
  189. * Cache Configuration
  190. */
  191. #define CONFIG_SYS_CACHELINE_SIZE 32
  192. #if defined(CONFIG_CMD_KGDB)
  193. # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
  194. #endif
  195. /*
  196. * L2 cache
  197. */
  198. #undef CONFIG_SYS_L2
  199. #define L2_INIT (L2CR_L2SIZ_2M | L2CR_L2CLK_3 | L2CR_L2RAM_BURST | \
  200. L2CR_L2OH_5 | L2CR_L2CTL | L2CR_L2WT)
  201. #define L2_ENABLE (L2_INIT | L2CR_L2E)
  202. /*
  203. * Internal Definitions
  204. *
  205. * Boot Flags
  206. */
  207. #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
  208. #define BOOTFLAG_WARM 0x02 /* Software reboot */
  209. /*-----------------------------------------------------------------------
  210. * Disk-On-Chip configuration
  211. */
  212. #define CONFIG_SYS_MAX_DOC_DEVICE 1 /* Max number of DOC devices */
  213. #define CONFIG_SYS_DOC_SUPPORT_2000
  214. #undef CONFIG_SYS_DOC_SUPPORT_MILLENNIUM
  215. /*-----------------------------------------------------------------------
  216. RTC m48t59
  217. */
  218. #define CONFIG_RTC_MK48T59
  219. #define CONFIG_WATCHDOG
  220. #define CONFIG_NET_MULTI /* Multi ethernet cards support */
  221. #define CONFIG_EEPRO100
  222. #define CONFIG_SYS_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
  223. #define CONFIG_TULIP
  224. #endif /* __CONFIG_H */