sc3.h 20 KB

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  1. /*
  2. * (C) Copyright 2007
  3. * Heiko Schocher, DENX Software Engineering, <hs@denx.de>.
  4. *
  5. * From:
  6. * (C) Copyright 2003
  7. * Juergen Beisert, EuroDesign embedded technologies, jbeisert@eurodsn.de
  8. *
  9. * See file CREDITS for list of people who contributed to this
  10. * project.
  11. *
  12. * This program is free software; you can redistribute it and/or
  13. * modify it under the terms of the GNU General Public License as
  14. * published by the Free Software Foundation; either version 2 of
  15. * the License, or (at your option) any later version.
  16. *
  17. * This program is distributed in the hope that it will be useful,
  18. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  20. * GNU General Public License for more details.
  21. *
  22. * You should have received a copy of the GNU General Public License
  23. * along with this program; if not, write to the Free Software
  24. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  25. * MA 02111-1307 USA
  26. */
  27. #ifndef __CONFIG_H
  28. #define __CONFIG_H
  29. #undef USE_VGA_GRAPHICS
  30. /* Memory Map
  31. * 0x00000000 .... 0x03FFFFFF -> RAM (up to 128MiB)
  32. * 0x74000000 .... 0x740FFFFF -> CS#6
  33. * 0x74100000 .... 0x741FFFFF -> CS#7
  34. * 0x74200000 .... 0x742FFFFF -> CS4# if no internal USB
  35. * 0x74300000 .... 0x743FFFFF -> CS5# if no boosted IDE
  36. * 0x77C00000 .... 0x77CFFFFF -> CS4# USB HC (1 MiB)
  37. * 0x77D00000 .... 0x77DFFFFF -> CS1# NAND-Flash (1 MiB)
  38. * 0x78000000 .... 0x78FFFFFF -> CS2# ISA-Bus Speicherzugriff (16 MiB)
  39. * 0x79000000 .... 0x7900FFFF -> CS2# ISA-Bus IO-Zugriff (16 MiB, mapped: 64kiB)
  40. * 0x79010000 .... 0x79FFFFFF -> CS2# ISA-Bus IO-Zugriff (mirrored)
  41. * 0x7A000000 .... 0x7A0FFFFF -> CS5# IDE emulation (1MiB)
  42. *
  43. * 0x80000000 .... 0x9FFFFFFF -> PCI-Bus Speicherzugriff (512MiB, mapped: 1:1)
  44. * 0xA0000000 .... 0xBFFFFFFF -> PCI-Bus Speicherzugriff (512MiB, mapped: 0x00000000...0x1FFFFFFF)
  45. * 0xE8000000 .... 0xE800FFFF -> PCI-Bus IO-Zugriff (64kiB, translated to PCI: 0x0000...0xFFFF)
  46. * 0xE8800000 .... 0xEBFFFFFF -> PCI-Bus IO-Zugriff (56MiB, translated to PCI: 0x00800000...0x3FFFFFF)
  47. * 0xEED00000 .... 0xEED00003 -> PCI-Bus
  48. * 0xEF400000 .... 0xEF40003F -> PCI-Bus Local Configuration Registers
  49. * 0xEF40003F .... 0xEF5FFFFF -> reserved
  50. * 0xEF600000 .... 0xEFFFFFFF -> 405GP internal Devices (10 MiB)
  51. * 0xF0000000 .... 0xF01FFFFF -> Flash-ROM (2 MiB)
  52. * 0xF0200000 .... 0xF7FFFFFF -> free for flash devices
  53. * 0xF8000000 .... 0xF8000FFF -> OnChipMemory (4kiB)
  54. * 0xF8001000 .... 0xFFDFFFFF -> free for flash devices
  55. * 0xFFE00000 .... 0xFFFFFFFF -> BOOT-ROM (2 MiB)
  56. */
  57. #define CONFIG_SC3 1
  58. #define CONFIG_4xx 1
  59. #define CONFIG_405GP 1
  60. #define CONFIG_SYS_TEXT_BASE 0xFFFA0000
  61. #define CONFIG_BOARD_EARLY_INIT_F 1
  62. #define CONFIG_MISC_INIT_R 1 /* Call misc_init_r() */
  63. /*
  64. * Define IDE_USES_ISA_EMULATION for slower IDE access in the ISA-IO address range
  65. * If undefined, IDE access uses a seperat emulation with higher access speed.
  66. * Consider to inform your Linux IDE driver about the different addresses!
  67. * IDE_USES_ISA_EMULATION is only used if you define CONFIG_CMD_IDE!
  68. */
  69. #define IDE_USES_ISA_EMULATION
  70. /*-----------------------------------------------------------------------
  71. * Serial Port
  72. *----------------------------------------------------------------------*/
  73. #define CONFIG_CONS_INDEX 1 /* Use UART0 */
  74. #define CONFIG_SYS_NS16550
  75. #define CONFIG_SYS_NS16550_SERIAL
  76. #define CONFIG_SYS_NS16550_REG_SIZE 1
  77. #define CONFIG_SYS_NS16550_CLK get_serial_clock()
  78. #define CONFIG_SERIAL_MULTI
  79. /*
  80. * define CONFIG_SYS_CLK_FREQ to your base crystal clock in Hz
  81. */
  82. #define CONFIG_SYS_CLK_FREQ 33333333
  83. /*
  84. * define CONFIG_BAUDRATE to the baudrate value you want to use as default
  85. */
  86. #define CONFIG_BAUDRATE 115200
  87. #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
  88. #define CONFIG_PREBOOT "echo;" \
  89. "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
  90. "echo"
  91. #undef CONFIG_BOOTARGS
  92. #define CONFIG_EXTRA_ENV_SETTINGS \
  93. "netdev=eth0\0" \
  94. "nfsargs=setenv bootargs root=/dev/nfs rw " \
  95. "nfsroot=${serverip}:${rootpath}\0" \
  96. "ramargs=setenv bootargs root=/dev/ram rw\0" \
  97. "nand_args=setenv bootargs root=/dev/mtdblock5 rw" \
  98. "rootfstype=jffs2\0" \
  99. "addip=setenv bootargs ${bootargs} " \
  100. "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
  101. ":${hostname}:${netdev}:off panic=1\0" \
  102. "addcons=setenv bootargs ${bootargs} " \
  103. "console=ttyS0,${baudrate}\0" \
  104. "flash_nfs=run nfsargs addip addcons;" \
  105. "bootm ${kernel_addr}\0" \
  106. "flash_nand=run nand_args addip addcons;bootm ${kernel_addr}\0" \
  107. "net_nfs=tftp 200000 ${bootfile};run nfsargs addip addcons;" \
  108. "bootm\0" \
  109. "rootpath=/opt/eldk/ppc_4xx\0" \
  110. "bootfile=/tftpboot/sc3/uImage\0" \
  111. "u-boot=/tftpboot/sc3/u-boot.bin\0" \
  112. "setup=tftp 200000 /tftpboot/sc3/setup.img;source 200000\0" \
  113. "kernel_addr=FFE08000\0" \
  114. ""
  115. #undef CONFIG_BOOTCOMMAND
  116. #define CONFIG_SILENT_CONSOLE 1 /* enable silent startup */
  117. #define CONFIG_SYS_DEVICE_NULLDEV 1 /* include nulldev device */
  118. #if 1 /* feel free to disable for development */
  119. #define CONFIG_AUTOBOOT_KEYED /* Enable password protection */
  120. #define CONFIG_AUTOBOOT_PROMPT \
  121. "\nSC3 - booting... stop with ENTER\n"
  122. #define CONFIG_AUTOBOOT_DELAY_STR "\r" /* 1st "password" */
  123. #define CONFIG_AUTOBOOT_DELAY_STR2 "\n" /* 1st "password" */
  124. #endif
  125. /*
  126. * define CONFIG_BOOTCOMMAND to the autoboot commands. They will running after
  127. * the CONFIG_BOOTDELAY delay to boot your machine
  128. */
  129. #define CONFIG_BOOTCOMMAND "bootp;dcache on;bootm"
  130. /*
  131. * define CONFIG_BOOTARGS to the default kernel parameters. They will used if you don't
  132. * set different values at the u-boot prompt
  133. */
  134. #ifdef USE_VGA_GRAPHICS
  135. #define CONFIG_BOOTARGS "root=/dev/nfs rw ip=bootp nfsroot=/tftpboot/solidcard3re"
  136. #else
  137. #define CONFIG_BOOTARGS "console=ttyS0,115200 root=/dev/nfs rw ip=bootp"
  138. #endif
  139. /*
  140. * Is the USB host controller assembled? If yes define CONFIG_ISP1161_PRESENT
  141. * This reserves memory bank #4 for this purpose
  142. */
  143. #undef CONFIG_ISP1161_PRESENT
  144. #undef CONFIG_LOADS_ECHO /* no echo on for serial download */
  145. #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
  146. #define CONFIG_NET_MULTI
  147. /* #define CONFIG_EEPRO100_SROM_WRITE */
  148. /* #define CONFIG_SHOW_MAC */
  149. #define CONFIG_EEPRO100
  150. #define CONFIG_PPC4xx_EMAC
  151. #define CONFIG_MII 1 /* add 405GP MII PHY management */
  152. #define CONFIG_PHY_ADDR 1 /* the connected Phy defaults to address 1 */
  153. /*
  154. * BOOTP options
  155. */
  156. #define CONFIG_BOOTP_BOOTFILESIZE
  157. #define CONFIG_BOOTP_BOOTPATH
  158. #define CONFIG_BOOTP_GATEWAY
  159. #define CONFIG_BOOTP_HOSTNAME
  160. /*
  161. * Command line configuration.
  162. */
  163. #include <config_cmd_default.h>
  164. #define CONFIG_CMD_CACHE
  165. #define CONFIG_CMD_DATE
  166. #define CONFIG_CMD_DHCP
  167. #define CONFIG_CMD_ELF
  168. #define CONFIG_CMD_I2C
  169. #define CONFIG_CMD_IDE
  170. #define CONFIG_CMD_IRQ
  171. #define CONFIG_CMD_JFFS2
  172. #define CONFIG_CMD_MII
  173. #define CONFIG_CMD_NAND
  174. #define CONFIG_CMD_NET
  175. #define CONFIG_CMD_PCI
  176. #define CONFIG_CMD_PING
  177. #define CONFIG_CMD_SOURCE
  178. #undef CONFIG_WATCHDOG /* watchdog disabled */
  179. /*
  180. * Miscellaneous configurable options
  181. */
  182. #define CONFIG_SYS_LONGHELP 1 /* undef to save memory */
  183. #define CONFIG_SYS_PROMPT "SC3> " /* Monitor Command Prompt */
  184. #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
  185. #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
  186. #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
  187. #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
  188. #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
  189. #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
  190. /*
  191. * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
  192. * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
  193. * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value.
  194. * The Linux BASE_BAUD define should match this configuration.
  195. * baseBaud = cpuClock/(uartDivisor*16)
  196. * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
  197. * set Linux BASE_BAUD to 403200.
  198. *
  199. * Consider the OPB clock! If it get lower the BASE_BAUD must be lower to
  200. * (see 405GP datasheet for descritpion)
  201. */
  202. #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
  203. #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
  204. #define CONFIG_SYS_BASE_BAUD 921600 /* internal clock */
  205. /* The following table includes the supported baudrates */
  206. #define CONFIG_SYS_BAUDRATE_TABLE \
  207. {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
  208. #define CONFIG_SYS_LOAD_ADDR 0x1000000 /* default load address */
  209. #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */
  210. #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
  211. /*-----------------------------------------------------------------------
  212. * IIC stuff
  213. *-----------------------------------------------------------------------
  214. */
  215. #define CONFIG_HARD_I2C /* I2C with hardware support */
  216. #undef CONFIG_SOFT_I2C /* I2C bit-banged */
  217. #define CONFIG_PPC4XX_I2C /* use PPC4xx driver */
  218. #define I2C_INIT
  219. #define I2C_ACTIVE 0
  220. #define I2C_TRISTATE 0
  221. #define CONFIG_SYS_I2C_SPEED 100000 /* use the standard 100kHz speed */
  222. #define CONFIG_SYS_I2C_SLAVE 0x7F /* mask valid bits */
  223. #define CONFIG_RTC_DS1337
  224. #define CONFIG_SYS_I2C_RTC_ADDR 0x68
  225. /*-----------------------------------------------------------------------
  226. * PCI stuff
  227. *-----------------------------------------------------------------------
  228. */
  229. #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
  230. #define PCI_HOST_FORCE 1 /* configure as pci host */
  231. #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
  232. #define CONFIG_PCI /* include pci support */
  233. #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
  234. #define CONFIG_PCI_PNP /* do pci plug-and-play */
  235. /* resource configuration */
  236. /* If you want to see, whats connected to your PCI bus */
  237. /* #define CONFIG_PCI_SCAN_SHOW */
  238. #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x0000 /* PCI Vendor ID: to-do!!! */
  239. #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0000 /* PCI Device ID: to-do!!! */
  240. #define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */
  241. #define CONFIG_SYS_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
  242. #define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
  243. #define CONFIG_SYS_PCI_PTM2LA 0x00000000 /* disabled */
  244. #define CONFIG_SYS_PCI_PTM2MS 0x00000000 /* disabled */
  245. #define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
  246. /*-----------------------------------------------------------------------
  247. * External peripheral base address
  248. *-----------------------------------------------------------------------
  249. */
  250. #if !defined(CONFIG_CMD_IDE)
  251. #undef CONFIG_IDE_LED /* no led for ide supported */
  252. #undef CONFIG_IDE_RESET /* no reset for ide supported */
  253. /*-----------------------------------------------------------------------
  254. * IDE/ATA stuff
  255. *-----------------------------------------------------------------------
  256. */
  257. #else
  258. #define CONFIG_START_IDE 1 /* check, if use IDE */
  259. #undef CONFIG_IDE_8xx_DIRECT /* no pcmcia interface required */
  260. #undef CONFIG_IDE_LED /* no led for ide supported */
  261. #undef CONFIG_IDE_RESET /* no reset for ide supported */
  262. #define CONFIG_ATAPI
  263. #define CONFIG_DOS_PARTITION
  264. #define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS*1) /* max. 1 drives per IDE bus */
  265. #ifndef IDE_USES_ISA_EMULATION
  266. /* New and faster access */
  267. #define CONFIG_SYS_ATA_BASE_ADDR 0x7A000000 /* start of ISA IO emulation */
  268. /* How many IDE busses are available */
  269. #define CONFIG_SYS_IDE_MAXBUS 1
  270. /* What IDE ports are available */
  271. #define CONFIG_SYS_ATA_IDE0_OFFSET 0x000 /* first is available */
  272. #undef CONFIG_SYS_ATA_IDE1_OFFSET /* second not available */
  273. /* access to the data port is calculated:
  274. CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_DATA_OFFSET + 0 */
  275. #define CONFIG_SYS_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */
  276. /* access to the registers is calculated:
  277. CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_REG_OFFSET + [1..7] */
  278. #define CONFIG_SYS_ATA_REG_OFFSET 0x0000 /* Offset for normal register accesses */
  279. /* access to the alternate register is calculated:
  280. CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_ALT_OFFSET + 6 */
  281. #define CONFIG_SYS_ATA_ALT_OFFSET 0x008 /* Offset for alternate registers */
  282. #else /* IDE_USES_ISA_EMULATION */
  283. #define CONFIG_SYS_ATA_BASE_ADDR 0x79000000 /* start of ISA IO emulation */
  284. /* How many IDE busses are available */
  285. #define CONFIG_SYS_IDE_MAXBUS 1
  286. /* What IDE ports are available */
  287. #define CONFIG_SYS_ATA_IDE0_OFFSET 0x01F0 /* first is available */
  288. #undef CONFIG_SYS_ATA_IDE1_OFFSET /* second not available */
  289. /* access to the data port is calculated:
  290. CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_DATA_OFFSET + 0 */
  291. #define CONFIG_SYS_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */
  292. /* access to the registers is calculated:
  293. CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_REG_OFFSET + [1..7] */
  294. #define CONFIG_SYS_ATA_REG_OFFSET 0x0000 /* Offset for normal register accesses */
  295. /* access to the alternate register is calculated:
  296. CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_ALT_OFFSET + 6 */
  297. #define CONFIG_SYS_ATA_ALT_OFFSET 0x03F0 /* Offset for alternate registers */
  298. #endif /* IDE_USES_ISA_EMULATION */
  299. #endif
  300. /*
  301. #define CONFIG_SYS_KEY_REG_BASE_ADDR 0xF0100000
  302. #define CONFIG_SYS_IR_REG_BASE_ADDR 0xF0200000
  303. #define CONFIG_SYS_FPGA_REG_BASE_ADDR 0xF0300000
  304. */
  305. /*-----------------------------------------------------------------------
  306. * Start addresses for the final memory configuration
  307. * (Set up by the startup code)
  308. * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  309. *
  310. * CONFIG_SYS_FLASH_BASE -> start address of internal flash
  311. * CONFIG_SYS_MONITOR_BASE -> start of u-boot
  312. */
  313. #define CONFIG_SYS_SDRAM_BASE 0x00000000
  314. #define CONFIG_SYS_FLASH_BASE 0xFFE00000
  315. #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* Start of U-Boot */
  316. #define CONFIG_SYS_MONITOR_LEN (0xFFFFFFFF - CONFIG_SYS_MONITOR_BASE + 1)
  317. #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 KiB for malloc() */
  318. /*
  319. * For booting Linux, the board info and command line data
  320. * have to be in the first 8 MiB of memory, since this is
  321. * the maximum mapped by the Linux kernel during initialization.
  322. */
  323. #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  324. /*-----------------------------------------------------------------------
  325. * FLASH organization ## FIXME: lookup in datasheet
  326. */
  327. #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
  328. #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
  329. #define CONFIG_SYS_FLASH_CFI /* flash is CFI compat. */
  330. #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver*/
  331. #define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector */
  332. #define CONFIG_SYS_FLASH_QUIET_TEST 1 /* don't warn upon unknown flash*/
  333. #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
  334. #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
  335. #define CONFIG_SYS_WRITE_SWAPPED_DATA /* swap Databytes between reading/writing */
  336. #define CONFIG_ENV_IS_IN_FLASH 1
  337. #ifdef CONFIG_ENV_IS_IN_FLASH
  338. #define CONFIG_ENV_OFFSET 0x00000000 /* Offset of Environment Sector in bottom type */
  339. #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
  340. #define CONFIG_ENV_SECT_SIZE 0x4000 /* see README - env sector total size */
  341. /* Address and size of Redundant Environment Sector */
  342. #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SIZE)
  343. #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
  344. #endif
  345. /* let us changing anything in our environment */
  346. #define CONFIG_ENV_OVERWRITE
  347. /*
  348. * NAND-FLASH stuff
  349. */
  350. #define CONFIG_SYS_MAX_NAND_DEVICE 1
  351. #define CONFIG_SYS_NAND_BASE 0x77D00000
  352. #define CONFIG_JFFS2_NAND 1 /* jffs2 on nand support */
  353. /* No command line, one static partition */
  354. #undef CONFIG_CMD_MTDPARTS
  355. #define CONFIG_JFFS2_DEV "nand0"
  356. #define CONFIG_JFFS2_PART_SIZE 0x01000000
  357. #define CONFIG_JFFS2_PART_OFFSET 0x00000000
  358. /*
  359. * Init Memory Controller:
  360. *
  361. */
  362. #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE
  363. #define FLASH_BASE1_PRELIM 0
  364. /*-----------------------------------------------------------------------
  365. * Some informations about the internal SRAM (OCM=On Chip Memory)
  366. *
  367. * CONFIG_SYS_OCM_DATA_ADDR -> location
  368. * CONFIG_SYS_OCM_DATA_SIZE -> size
  369. */
  370. #define CONFIG_SYS_TEMP_STACK_OCM 1
  371. #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
  372. #define CONFIG_SYS_OCM_DATA_SIZE 0x1000
  373. /*-----------------------------------------------------------------------
  374. * Definitions for initial stack pointer and data area (in DPRAM):
  375. * - we are using the internal 4k SRAM, so we don't need data cache mapping
  376. * - internal SRAM (OCM=On Chip Memory) is placed to CONFIG_SYS_OCM_DATA_ADDR
  377. * - Stackpointer will be located to
  378. * (CONFIG_SYS_INIT_RAM_ADDR&0xFFFF0000) | (CONFIG_SYS_INIT_SP_OFFSET&0x0000FFFF)
  379. * in arch/powerpc/cpu/ppc4xx/start.S
  380. */
  381. #undef CONFIG_SYS_INIT_DCACHE_CS
  382. /* Where the internal SRAM starts */
  383. #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR
  384. /* Where the internal SRAM ends (only offset) */
  385. #define CONFIG_SYS_INIT_RAM_END 0x0F00
  386. /*
  387. CONFIG_SYS_INIT_RAM_ADDR ------> ------------ lower address
  388. | |
  389. | ^ |
  390. | | |
  391. | | Stack |
  392. CONFIG_SYS_GBL_DATA_OFFSET ----> ------------
  393. | |
  394. | 64 Bytes |
  395. | |
  396. CONFIG_SYS_INIT_RAM_END ------> ------------ higher address
  397. (offset only)
  398. */
  399. /* size in bytes reserved for initial data */
  400. #define CONFIG_SYS_GBL_DATA_SIZE 64
  401. #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
  402. /* Initial value of the stack pointern in internal SRAM */
  403. #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
  404. /* ################################################################################### */
  405. /* These defines will be used in arch/powerpc/cpu/ppc4xx/cpu_init.c to setup external chip selects */
  406. /* They are currently undefined cause they are initiaized in board/solidcard3/init.S */
  407. /* This chip select accesses the boot device */
  408. /* It depends on boot select switch if this device is 16 or 8 bit */
  409. #undef CONFIG_SYS_EBC_PB0AP
  410. #undef CONFIG_SYS_EBC_PB0CR
  411. #undef CONFIG_SYS_EBC_PB1AP
  412. #undef CONFIG_SYS_EBC_PB1CR
  413. #undef CONFIG_SYS_EBC_PB2AP
  414. #undef CONFIG_SYS_EBC_PB2CR
  415. #undef CONFIG_SYS_EBC_PB3AP
  416. #undef CONFIG_SYS_EBC_PB3CR
  417. #undef CONFIG_SYS_EBC_PB4AP
  418. #undef CONFIG_SYS_EBC_PB4CR
  419. #undef CONFIG_SYS_EBC_PB5AP
  420. #undef CONFIG_SYS_EBC_PB5CR
  421. #undef CONFIG_SYS_EBC_PB6AP
  422. #undef CONFIG_SYS_EBC_PB6CR
  423. #undef CONFIG_SYS_EBC_PB7AP
  424. #undef CONFIG_SYS_EBC_PB7CR
  425. #define CONFIG_SYS_EBC_CFG 0xb84ef000
  426. #define CONFIG_SDRAM_BANK0 /* use the standard SDRAM initialization */
  427. #undef CONFIG_SPD_EEPROM
  428. /*
  429. * Define this to get more information about system configuration
  430. */
  431. /* #define SC3_DEBUGOUT */
  432. #undef SC3_DEBUGOUT
  433. /***********************************************************************
  434. * External peripheral base address
  435. ***********************************************************************/
  436. #define CONFIG_SYS_ISA_MEM_BASE_ADDRESS 0x78000000
  437. /*
  438. Die Grafik-Treiber greifen über die Adresse in diesem Macro auf den Chip zu.
  439. Das funktioniert bei deren Karten, weil sie eine PCI-Bridge benutzen, die
  440. das gleiche Mapping durchführen kann, wie der SC520 (also Aufteilen von IO-Zugriffen
  441. auf ISA- und PCI-Zyklen)
  442. */
  443. #define CONFIG_SYS_ISA_IO_BASE_ADDRESS 0xE8000000
  444. /*#define CONFIG_SYS_ISA_IO_BASE_ADDRESS 0x79000000 */
  445. /************************************************************
  446. * Video support
  447. ************************************************************/
  448. #ifdef USE_VGA_GRAPHICS
  449. #define CONFIG_VIDEO /* To enable video controller support */
  450. #define CONFIG_VIDEO_CT69000
  451. #define CONFIG_CFB_CONSOLE
  452. /* #define CONFIG_VIDEO_LOGO */
  453. #define CONFIG_VGA_AS_SINGLE_DEVICE
  454. #define CONFIG_VIDEO_SW_CURSOR
  455. /* #define CONFIG_VIDEO_HW_CURSOR */
  456. #define CONFIG_VIDEO_ONBOARD /* Video controller is on-board */
  457. #define VIDEO_HW_RECTFILL
  458. #define VIDEO_HW_BITBLT
  459. #endif
  460. /************************************************************
  461. * Ident
  462. ************************************************************/
  463. #define CONFIG_SC3_VERSION "r1.4"
  464. #define POST_OUT(x) (*((volatile unsigned char*)(0x79000080))=x)
  465. #endif /* __CONFIG_H */