eNET.h 24 KB

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  1. /*
  2. * (C) Copyright 2008
  3. * Graeme Russ, graeme.russ@gmail.com.
  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. #include <asm/ibmpc.h>
  24. /*
  25. * board/config.h - configuration options, board specific
  26. */
  27. #ifndef __CONFIG_H
  28. #define __CONFIG_H
  29. /*
  30. * Stuff still to be dealt with -
  31. */
  32. #define CONFIG_RTC_MC146818
  33. #define CONFIG_SYS_ISA_IO_BASE_ADDRESS 0
  34. /*
  35. * High Level Configuration Options
  36. * (easy to change)
  37. */
  38. #define DEBUG_PARSER
  39. #define CONFIG_X86 1 /* Intel X86 CPU */
  40. #define CONFIG_SYS_SC520 1 /* AMD SC520 */
  41. #define CONFIG_SYS_SC520_SSI
  42. #define CONFIG_SHOW_BOOT_PROGRESS 1
  43. #define CONFIG_LAST_STAGE_INIT 1
  44. /*
  45. * If CONFIG_HW_WATCHDOG is not defined, the watchdog jumper on the
  46. * bottom (processor) board MUST be removed!
  47. */
  48. #undef CONFIG_WATCHDOG
  49. #define CONFIG_HW_WATCHDOG
  50. /*-----------------------------------------------------------------------
  51. * Serial Configuration
  52. */
  53. #define CONFIG_SERIAL_MULTI
  54. #define CONFIG_CONS_INDEX 1
  55. #define CONFIG_SYS_NS16550
  56. #define CONFIG_SYS_NS16550_SERIAL
  57. #define CONFIG_SYS_NS16550_REG_SIZE 1
  58. #define CONFIG_SYS_NS16550_CLK 1843200
  59. #define CONFIG_BAUDRATE 9600
  60. #define CONFIG_SYS_BAUDRATE_TABLE \
  61. {300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
  62. #define CONFIG_SYS_NS16550_COM1 UART0_BASE
  63. #define CONFIG_SYS_NS16550_COM2 UART1_BASE
  64. #define CONFIG_SYS_NS16550_COM3 (0x1000 + UART0_BASE)
  65. #define CONFIG_SYS_NS16550_COM4 (0x1000 + UART1_BASE)
  66. #define CONFIG_SYS_NS16550_PORT_MAPPED
  67. /*-----------------------------------------------------------------------
  68. * Video Configuration
  69. */
  70. #undef CONFIG_VIDEO /* No Video Hardware */
  71. #undef CONFIG_CFB_CONSOLE
  72. /*
  73. * Size of malloc() pool
  74. */
  75. #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
  76. /*-----------------------------------------------------------------------
  77. * Command line configuration.
  78. */
  79. #include <config_cmd_default.h>
  80. #define CONFIG_CMD_BDI /* bdinfo */
  81. #define CONFIG_CMD_BOOTD /* bootd */
  82. #define CONFIG_CMD_CONSOLE /* coninfo */
  83. #define CONFIG_CMD_DATE
  84. #define CONFIG_CMD_ECHO /* echo arguments */
  85. #define CONFIG_CMD_FLASH /* flinfo, erase, protect */
  86. #define CONFIG_CMD_FPGA /* FPGA configuration Support */
  87. #define CONFIG_CMD_IMI /* iminfo */
  88. #define CONFIG_CMD_IMLS /* List all found images */
  89. #define CONFIG_CMD_IRQ /* IRQ Information */
  90. #define CONFIG_CMD_ITEST /* Integer (and string) test */
  91. #define CONFIG_CMD_LOADB /* loadb */
  92. #define CONFIG_CMD_LOADS /* loads */
  93. #define CONFIG_CMD_MEMORY /* md mm nm mw cp cmp crc base loop mtest */
  94. #define CONFIG_CMD_MISC /* Misc functions like sleep etc*/
  95. #define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
  96. #undef CONFIG_CMD_NFS /* NFS support */
  97. #define CONFIG_CMD_PCI /* PCI support */
  98. #define CONFIG_CMD_PING /* ICMP echo support */
  99. #define CONFIG_CMD_RUN /* run command in env variable */
  100. #define CONFIG_CMD_SAVEENV /* saveenv */
  101. #define CONFIG_CMD_SETGETDCR /* DCR support on 4xx */
  102. #define CONFIG_CMD_SOURCE /* "source" command Support */
  103. #define CONFIG_CMD_XIMG /* Load part of Multi Image */
  104. #define CONFIG_BOOTDELAY 15
  105. #define CONFIG_BOOTARGS "root=/dev/mtdblock0 console=ttyS0,9600"
  106. /* #define CONFIG_BOOTCOMMAND "bootm 38000000" */
  107. #if defined(CONFIG_CMD_KGDB)
  108. #define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
  109. #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
  110. #endif
  111. /*
  112. * Miscellaneous configurable options
  113. */
  114. #define CONFIG_SYS_LONGHELP /* undef to save memory */
  115. #define CONFIG_SYS_PROMPT "boot > " /* Monitor Command Prompt */
  116. #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
  117. #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
  118. sizeof(CONFIG_SYS_PROMPT) + \
  119. 16) /* Print Buffer Size */
  120. #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
  121. #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
  122. #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
  123. #define CONFIG_SYS_MEMTEST_END 0x01000000 /* 1 ... 16 MB in DRAM */
  124. #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
  125. #define CONFIG_SYS_HZ 1000 /* incrementer freq: 1kHz */
  126. /*-----------------------------------------------------------------------
  127. * SDRAM Configuration
  128. */
  129. #define CONFIG_SYS_SDRAM_DRCTMCTL 0x18
  130. #define CONFIG_NR_DRAM_BANKS 4
  131. /* CONFIG_SYS_SDRAM_DRCTMCTL Overrides the following*/
  132. #undef CONFIG_SYS_SDRAM_PRECHARGE_DELAY
  133. #undef CONFIG_SYS_SDRAM_REFRESH_RATE
  134. #undef CONFIG_SYS_SDRAM_RAS_CAS_DELAY
  135. #undef CONFIG_SYS_SDRAM_CAS_LATENCY_2T
  136. #undef CONFIG_SYS_SDRAM_CAS_LATENCY_3T
  137. /*-----------------------------------------------------------------------
  138. * CPU Features
  139. */
  140. #define CONFIG_SYS_SC520_HIGH_SPEED 0 /* 100 or 133MHz */
  141. #define CONFIG_SYS_SC520_RESET /* use SC520 MMCR's to reset cpu */
  142. #define CONFIG_SYS_SC520_TIMER /* use SC520 swtimers */
  143. #undef CONFIG_SYS_GENERIC_TIMER /* use the i8254 PIT timers */
  144. #undef CONFIG_SYS_TSC_TIMER /* use the Pentium TSC timers */
  145. #define CONFIG_SYS_USE_SIO_UART 0 /* prefer the uarts on the SIO to those
  146. * in the SC520 on the CDP */
  147. #define CONFIG_SYS_PCAT_INTERRUPTS
  148. #define CONFIG_SYS_NUM_IRQS 16
  149. /*-----------------------------------------------------------------------
  150. * Memory organization
  151. */
  152. #define CONFIG_SYS_STACK_SIZE 0x8000 /* Size of bootloader stack */
  153. #define CONFIG_SYS_BL_START_FLASH 0x38040000 /* Address of relocated code */
  154. #define CONFIG_SYS_BL_START_RAM 0x03fd0000 /* Address of relocated code */
  155. #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
  156. #define CONFIG_SYS_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */
  157. #define CONFIG_SYS_FLASH_BASE 0x38000000 /* Boot Flash */
  158. #define CONFIG_SYS_FLASH_BASE_1 0x10000000 /* StrataFlash 1 */
  159. #define CONFIG_SYS_FLASH_BASE_2 0x11000000 /* StrataFlash 2 */
  160. /* timeout values are in ticks */
  161. #define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Erase */
  162. #define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Write */
  163. /* allow to overwrite serial and ethaddr */
  164. #define CONFIG_ENV_OVERWRITE
  165. /*-----------------------------------------------------------------------
  166. * FLASH configuration
  167. */
  168. #define CONFIG_FLASH_CFI_DRIVER /* Use the common driver */
  169. #define CONFIG_FLASH_CFI_LEGACY
  170. #define CONFIG_SYS_FLASH_CFI /* Flash is CFI conformant */
  171. #define CONFIG_SYS_MAX_FLASH_BANKS 3 /* max number of memory banks */
  172. #define CONFIG_SYS_FLASH_BANKS_LIST {CONFIG_SYS_FLASH_BASE, \
  173. CONFIG_SYS_FLASH_BASE_1, \
  174. CONFIG_SYS_FLASH_BASE_2}
  175. #define CONFIG_SYS_FLASH_EMPTY_INFO
  176. #undef CONFIG_SYS_FLASH_USE_BUFFER_WRITE
  177. #define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
  178. #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_8BIT
  179. #define CONFIG_SYS_FLASH_LEGACY_512Kx8
  180. /*-----------------------------------------------------------------------
  181. * Environment configuration
  182. */
  183. #define CONFIG_ENV_IS_IN_FLASH 1
  184. #define CONFIG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */
  185. #define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE
  186. #define CONFIG_ENV_ADDR CONFIG_SYS_FLASH_BASE_1
  187. /* Redundant Copy */
  188. #define CONFIG_ENV_ADDR_REDUND (CONFIG_SYS_FLASH_BASE_1 + \
  189. CONFIG_ENV_SECT_SIZE)
  190. #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SECT_SIZE
  191. /*-----------------------------------------------------------------------
  192. * PCI configuration
  193. */
  194. #define CONFIG_PCI /* include pci support */
  195. #define CONFIG_PCI_PNP /* pci plug-and-play */
  196. #define CONFIG_SYS_FIRST_PCI_IRQ 10
  197. #define CONFIG_SYS_SECOND_PCI_IRQ 9
  198. #define CONFIG_SYS_THIRD_PCI_IRQ 11
  199. #define CONFIG_SYS_FORTH_PCI_IRQ 15
  200. /*
  201. * Network device (TRL8100B) support
  202. */
  203. #define CONFIG_NET_MULTI
  204. #define CONFIG_RTL8139
  205. /*-----------------------------------------------------------------------
  206. * FPGA configuration
  207. */
  208. #define CONFIG_SYS_FPGA_PROGRAM_PIO_BIT 0x2000
  209. #define CONFIG_SYS_FPGA_INIT_PIO_BIT 0x4000
  210. #define CONFIG_SYS_FPGA_DONE_PIO_BIT 0x8000
  211. #define CONFIG_SYS_FPGA_PIO_DATA SC520_PIODATA31_16
  212. #define CONFIG_SYS_FPGA_PIO_DIRECTION SC520_PIODIR31_16
  213. #define CONFIG_SYS_FPGA_PIO_CLR SC520_PIOCLR31_16
  214. #define CONFIG_SYS_FPGA_PIO_SET SC520_PIOSET31_16
  215. #define CONFIG_SYS_FPGA_PROGRAM_BIT_DROP_TIME 1 /* milliseconds */
  216. #define CONFIG_SYS_FPGA_MAX_INIT_TIME 10 /* milliseconds */
  217. #define CONFIG_SYS_FPGA_MAX_FINALISE_TIME 10 /* milliseconds */
  218. #define CONFIG_SYS_FPGA_SSI_DATA_RATE 8333 /* kHz (33.3333MHz xtal) */
  219. /*-----------------------------------------------------------------------
  220. * BOOTCS Control (for AM29LV040B-120JC)
  221. *
  222. * 000 0 00 0 000 11 0 011 }- 0x0033
  223. * \ / | \| | \ / \| | \ /
  224. * | | | | | | | |
  225. * | | | | | | | +---- 3 Wait States (First Access)
  226. * | | | | | | +------- Reserved
  227. * | | | | | +--------- 3 Wait States (Subsequent Access)
  228. * | | | | +------------- Reserved
  229. * | | | +---------------- Non-Paged Mode
  230. * | | +------------------ 8 Bit Wide
  231. * | +--------------------- GP Bus
  232. * +------------------------ Reserved
  233. */
  234. #define CONFIG_SYS_SC520_BOOTCS_CTRL 0x0033
  235. /*-----------------------------------------------------------------------
  236. * ROMCS Control (for E28F128J3A-150 StrataFlash)
  237. *
  238. * 000 0 01 1 000 01 0 101 }- 0x0615
  239. * \ / | \| | \ / \| | \ /
  240. * | | | | | | | |
  241. * | | | | | | | +---- 5 Wait States (First Access)
  242. * | | | | | | +------- Reserved
  243. * | | | | | +--------- 1 Wait State (Subsequent Access)
  244. * | | | | +------------- Reserved
  245. * | | | +---------------- Paged Mode
  246. * | | +------------------ 16 Bit Wide
  247. * | +--------------------- GP Bus
  248. * +------------------------ Reserved
  249. */
  250. #define CONFIG_SYS_SC520_ROMCS1_CTRL 0x0615
  251. #define CONFIG_SYS_SC520_ROMCS2_CTRL 0x0615
  252. /*-----------------------------------------------------------------------
  253. * SC520 General Purpose Bus configuration
  254. *
  255. * Chip Select Offset 1 Clock Cycle
  256. * Chip Select Pulse Width 8 Clock Cycles
  257. * Chip Select Read Offset 2 Clock Cycles
  258. * Chip Select Read Width 6 Clock Cycles
  259. * Chip Select Write Offset 2 Clock Cycles
  260. * Chip Select Write Width 6 Clock Cycles
  261. * Chip Select Recovery Time 2 Clock Cycles
  262. *
  263. * Timing Diagram (from SC520 Register Set Manual - Order #22005B)
  264. *
  265. * |<-------------General Purpose Bus Cycle---------------->|
  266. * | |
  267. * ----------------------\__________________/------------------
  268. * |<--(GPCSOFF + 1)-->|<--(GPCSPW + 1)-->|<-(GPCSRT + 1)-> |
  269. *
  270. * ------------------------\_______________/-------------------
  271. * |<---(GPRDOFF + 1)--->|<-(GPRDW + 1)->|
  272. *
  273. * --------------------------\_______________/-----------------
  274. * |<----(GPWROFF + 1)---->|<-(GPWRW + 1)->|
  275. *
  276. * ________/-----------\_______________________________________
  277. * |<--->|<--------->|
  278. * ^ ^
  279. * (GPALEOFF + 1) |
  280. * |
  281. * (GPALEW + 1)
  282. */
  283. #define CONFIG_SYS_SC520_GPCSOFF 0x00
  284. #define CONFIG_SYS_SC520_GPCSPW 0x07
  285. #define CONFIG_SYS_SC520_GPRDOFF 0x01
  286. #define CONFIG_SYS_SC520_GPRDW 0x05
  287. #define CONFIG_SYS_SC520_GPWROFF 0x01
  288. #define CONFIG_SYS_SC520_GPWRW 0x05
  289. #define CONFIG_SYS_SC520_GPCSRT 0x01
  290. /*-----------------------------------------------------------------------
  291. * SC520 Programmable I/O configuration
  292. *
  293. * Pin Mode Dir. Description
  294. * ----------------------------------------------------------------------
  295. * PIO0 PIO Output Unused
  296. * PIO1 GPBHE# Output GP Bus Byte High Enable (active low)
  297. * PIO2 PIO Output Auxiliary power output enable
  298. * PIO3 GPAEN Output GP Bus Address Enable
  299. * PIO4 PIO Output Top Board Enable (active low)
  300. * PIO5 PIO Output StrataFlash 16 bit mode (low = 8 bit mode)
  301. * PIO6 PIO Input Data output of Power Supply ADC
  302. * PIO7 PIO Output Clock input to Power Supply ADC
  303. * PIO8 PIO Output Chip Select input of Power Supply ADC
  304. * PIO9 PIO Output StrataFlash 1 Reset / Power Down (active low)
  305. * PIO10 PIO Output StrataFlash 2 Reset / Power Down (active low)
  306. * PIO11 PIO Input StrataFlash 1 Status
  307. * PIO12 PIO Input StrataFlash 2 Status
  308. * PIO13 GPIRQ10# Input Can Bus / I2C IRQ (active low)
  309. * PIO14 PIO Input Low Input Voltage Warning (active low)
  310. * PIO15 PIO Output Watchdog (must toggle at least every 1.6s)
  311. * PIO16 PIO Input Power Fail
  312. * PIO17 GPIRQ6 Input Compact Flash 1 IRQ (active low)
  313. * PIO18 GPIRQ5 Input Compact Flash 2 IRQ (active low)
  314. * PIO19 GPIRQ4# Input Dual-Port RAM IRQ (active low)
  315. * PIO20 GPIRQ3 Input UART D IRQ
  316. * PIO21 GPIRQ2 Input UART C IRQ
  317. * PIO22 GPIRQ1 Input UART B IRQ
  318. * PIO23 GPIRQ0 Input UART A IRQ
  319. * PIO24 GPDBUFOE# Output GP Bus Data Bus Buffer Output Enable
  320. * PIO25 PIO Input Battery OK Indication
  321. * PIO26 GPMEMCS16# Input GP Bus Memory Chip-Select 16-bit access
  322. * PIO27 GPCS0# Output SRAM 1 Chip Select
  323. * PIO28 PIO Input Top Board UART CTS
  324. * PIO29 PIO Output FPGA Program Mode (active low)
  325. * PIO30 PIO Input FPGA Initialised (active low)
  326. * PIO31 PIO Input FPGA Done (active low)
  327. */
  328. #define CONFIG_SYS_SC520_PIOPFS15_0 0x200a
  329. #define CONFIG_SYS_SC520_PIOPFS31_16 0x0dfe
  330. #define CONFIG_SYS_SC520_PIODIR15_0 0x87bf
  331. #define CONFIG_SYS_SC520_PIODIR31_16 0x2900
  332. /*-----------------------------------------------------------------------
  333. * PIO Pin defines
  334. */
  335. #define CONFIG_SYS_ENET_AUX_PWR 0x0004
  336. #define CONFIG_SYS_ENET_TOP_BRD_PWR 0x0010
  337. #define CONFIG_SYS_ENET_SF_WIDTH 0x0020
  338. #define CONFIG_SYS_ENET_PWR_ADC_DATA 0x0040
  339. #define CONFIG_SYS_ENET_PWR_ADC_CLK 0x0080
  340. #define CONFIG_SYS_ENET_PWR_ADC_CS 0x0100
  341. #define CONFIG_SYS_ENET_SF1_MODE 0x0200
  342. #define CONFIG_SYS_ENET_SF2_MODE 0x0400
  343. #define CONFIG_SYS_ENET_SF1_STATUS 0x0800
  344. #define CONFIG_SYS_ENET_SF2_STATUS 0x1000
  345. #define CONFIG_SYS_ENET_PWR_STATUS 0x4000
  346. #define CONFIG_SYS_ENET_WATCHDOG 0x8000
  347. #define CONFIG_SYS_ENET_PWR_FAIL 0x0001
  348. #define CONFIG_SYS_ENET_BAT_OK 0x0200
  349. #define CONFIG_SYS_ENET_TOP_BRD_CTS 0x1000
  350. #define CONFIG_SYS_ENET_FPGA_PROG 0x2000
  351. #define CONFIG_SYS_ENET_FPGA_INIT 0x4000
  352. #define CONFIG_SYS_ENET_FPGA_DONE 0x8000
  353. /*-----------------------------------------------------------------------
  354. * Chip Select Pin Function Select
  355. *
  356. * 1 1 1 1 1 0 0 0 }- 0xf8
  357. * | | | | | | | |
  358. * | | | | | | | +--- Reserved
  359. * | | | | | | +----- GPCS1_SEL = ROMCS1#
  360. * | | | | | +------- GPCS2_SEL = ROMCS2#
  361. * | | | | +--------- GPCS3_SEL = GPCS3
  362. * | | | +----------- GPCS4_SEL = GPCS4
  363. * | | +------------- GPCS5_SEL = GPCS5
  364. * | +--------------- GPCS6_SEL = GPCS6
  365. * +----------------- GPCS7_SEL = GPCS7
  366. */
  367. #define CONFIG_SYS_SC520_CSPFS 0xf8
  368. /*-----------------------------------------------------------------------
  369. * Clock Select (CLKTIMER[CLKTEST] pin)
  370. *
  371. * 0 111 00 1 0 }- 0x72
  372. * | \ / \| | |
  373. * | | | | +--- Pin Disabled
  374. * | | | +----- Pin is an output
  375. * | | +------- Reserved
  376. * | +----------- Disabled (pin stays Low)
  377. * +-------------- Reserved
  378. */
  379. #define CONFIG_SYS_SC520_CLKSEL 0x72
  380. /*-----------------------------------------------------------------------
  381. * Address Decode Control
  382. *
  383. * 0 00 0 0 0 0 0 }- 0x00
  384. * | \| | | | | |
  385. * | | | | | | +--- Integrated UART 1 is enabled
  386. * | | | | | +----- Integrated UART 2 is enabled
  387. * | | | | +------- Integrated RTC is enabled
  388. * | | | +--------- Reserved
  389. * | | +----------- I/O Hole accesses are forwarded to the external GP bus
  390. * | +------------- Reserved
  391. * +---------------- Write-protect violations do not generate an IRQ
  392. */
  393. #define CONFIG_SYS_SC520_ADDDECCTL 0x00
  394. /*-----------------------------------------------------------------------
  395. * UART Control
  396. *
  397. * 00000 1 1 1 }- 0x07
  398. * \___/ | | |
  399. * | | | +--- Transmit TC interrupt enable
  400. * | | +----- Receive TC interrupt enable
  401. * | +------- 1.8432 MHz
  402. * +----------- Reserved
  403. */
  404. #define CONFIG_SYS_SC520_UART1CTL 0x07
  405. #define CONFIG_SYS_SC520_UART2CTL 0x07
  406. /*-----------------------------------------------------------------------
  407. * System Arbiter Control
  408. *
  409. * 00000 1 1 0 }- 0x06
  410. * \___/ | | |
  411. * | | | +--- Disable PCI Bus Arbiter Grant Time-Out Interrupt
  412. * | | +----- The system arbiter operates in concurrent mode
  413. * | +------- Park the PCI bus on the last master that acquired the bus
  414. * +----------- Reserved
  415. */
  416. #define CONFIG_SYS_SC520_SYSARBCTL 0x06
  417. /*-----------------------------------------------------------------------
  418. * System Arbiter Master Enable
  419. *
  420. * 00000000000 0 0 0 1 1 }- 0x06
  421. * \_________/ | | | | |
  422. * | | | | | +--- PCI master REQ0 enabled (Ethernet 1)
  423. * | | | | +----- PCI master REQ1 enabled (Ethernet 2)
  424. * | | | +------- PCI master REQ2 disabled
  425. * | | +--------- PCI master REQ3 disabled
  426. * | +----------- PCI master REQ4 disabled
  427. * +------------------ Reserved
  428. */
  429. #define CONFIG_SYS_SC520_SYSARBMENB 0x0003
  430. /*-----------------------------------------------------------------------
  431. * System Arbiter Master Enable
  432. *
  433. * 0 0000 0 00 0000 1 000 }- 0x06
  434. * | \__/ | \| \__/ | \_/
  435. * | | | | | | +---- Reserved
  436. * | | | | | +------- Enable CPU-to-PCI bus write posting
  437. * | | | | +---------- Reserved
  438. * | | | +-------------- PCI bus reads to SDRAM are not automatically
  439. * | | | retried
  440. * | | +----------------- Target read FIFOs are not snooped during write
  441. * | | transactions
  442. * | +-------------------- Reserved
  443. * +------------------------ Deassert the PCI bus reset signal
  444. */
  445. #define CONFIG_SYS_SC520_HBCTL 0x08
  446. /*-----------------------------------------------------------------------
  447. * PAR for Boot Flash - 512kB @ 0x38000000, BOOTCS
  448. * 100 0 1 0 1 00000000111 11100000000000 }- 0x8a01f800
  449. * \ / | | | | \----+----/ \-----+------/
  450. * | | | | | | +---------- Start at 0x38000000
  451. * | | | | | +----------------------- 512kB Region Size
  452. * | | | | | ((7 + 1) * 64kB)
  453. * | | | | +------------------------------ 64kB Page Size
  454. * | | | +-------------------------------- Writes Enabled (So it can be
  455. * | | | reprogrammed!)
  456. * | | +---------------------------------- Caching Disabled
  457. * | +------------------------------------ Execution Enabled
  458. * +--------------------------------------- BOOTCS
  459. */
  460. #define CONFIG_SYS_SC520_BOOTCS_PAR 0x8a01f800
  461. /*-----------------------------------------------------------------------
  462. * PAR for Low Level I/O (LEDs, Hex Switches etc) - 33 Bytes @ 0x1000, GPCS6
  463. *
  464. * 001 110 0 000100000 0001000000000000 }- 0x38201000
  465. * \ / \ / | \---+---/ \------+-------/
  466. * | | | | +----------- Start at 0x00001000
  467. * | | | +------------------------ 33 Bytes (0x20 + 1)
  468. * | | +------------------------------ Ignored
  469. * | +--------------------------------- GPCS6
  470. * +------------------------------------- GP Bus I/O
  471. */
  472. #define CONFIG_SYS_SC520_LLIO_PAR 0x38201000
  473. /*-----------------------------------------------------------------------
  474. * PAR for Compact Flash Port #1 - 4kB @ 0x200000000, CS5
  475. * PAR for Compact Flash Port #2 - 4kB @ 0x200010000, CS7
  476. *
  477. * 010 101 0 0000000 100000000000000000 }- 0x54020000
  478. * 010 111 0 0000000 100000000000000001 }- 0x5c020001
  479. * \ / \ / | \--+--/ \-------+--------/
  480. * | | | | +------------ Start at 0x200000000
  481. * | | | | 0x200010000
  482. * | | | +------------------------- 4kB Region Size
  483. * | | | ((0 + 1) * 4kB)
  484. * | | +------------------------------ 4k Page Size
  485. * | +--------------------------------- GPCS5
  486. * | GPCS7
  487. * +------------------------------------- GP Bus Memory
  488. */
  489. #define CONFIG_SYS_SC520_CF1_PAR 0x54020000
  490. #define CONFIG_SYS_SC520_CF2_PAR 0x5c020001
  491. /*-----------------------------------------------------------------------
  492. * PAR for Extra 16550 UART A - 8 bytes @ 0x013f8, GPCS0
  493. * PAR for Extra 16550 UART B - 8 bytes @ 0x012f8, GPCS3
  494. * PAR for Extra 16550 UART C - 8 bytes @ 0x011f8, GPCS4
  495. * PAR for Extra 16550 UART D - 8 bytes @ 0x010f8, GPCS5
  496. *
  497. * 001 000 0 000000111 0001001111111000 }- 0x200713f8
  498. * 001 011 0 000000111 0001001011111000 }- 0x2c0712f8
  499. * 001 011 0 000000111 0001001011111000 }- 0x300711f8
  500. * 001 011 0 000000111 0001001011111000 }- 0x340710f8
  501. * \ / \ / | \---+---/ \------+-------/
  502. * | | | | +----------- Start at 0x013f8
  503. * | | | | 0x012f8
  504. * | | | | 0x011f8
  505. * | | | | 0x010f8
  506. * | | | +------------------------ 33 Bytes (32 + 1)
  507. * | | +------------------------------ Ignored
  508. * | +--------------------------------- GPCS6
  509. * +------------------------------------- GP Bus I/O
  510. */
  511. #define CONFIG_SYS_SC520_UARTA_PAR 0x200713f8
  512. #define CONFIG_SYS_SC520_UARTB_PAR 0x2c0712f8
  513. #define CONFIG_SYS_SC520_UARTC_PAR 0x300711f8
  514. #define CONFIG_SYS_SC520_UARTD_PAR 0x340710f8
  515. /*-----------------------------------------------------------------------
  516. * PAR for StrataFlash #1 - 16MB @ 0x10000000, ROMCS1
  517. * PAR for StrataFlash #2 - 16MB @ 0x11000000, ROMCS2
  518. *
  519. * 101 0 1 0 1 00011111111 01000000000000 }- 0xaa3fd000
  520. * 110 0 1 0 1 00011111111 01000100000000 }- 0xca3fd100
  521. * \ / | | | | \----+----/ \-----+------/
  522. * | | | | | | +---------- Start at 0x10000000
  523. * | | | | | | 0x11000000
  524. * | | | | | +----------------------- 16MB Region Size
  525. * | | | | | ((255 + 1) * 64kB)
  526. * | | | | +------------------------------ 64kB Page Size
  527. * | | | +-------------------------------- Writes Enabled
  528. * | | +---------------------------------- Caching Disabled
  529. * | +------------------------------------ Execution Enabled
  530. * +--------------------------------------- ROMCS1
  531. * ROMCS2
  532. */
  533. #define CONFIG_SYS_SC520_SF1_PAR 0xaa3fd000
  534. #define CONFIG_SYS_SC520_SF2_PAR 0xca3fd100
  535. /*-----------------------------------------------------------------------
  536. * PAR for SRAM #1 - 1MB @ 0x19000000, GPCS0
  537. * PAR for SRAM #2 - 1MB @ 0x19100000, GPCS3
  538. *
  539. * 010 000 1 00000001111 01100100000000 }- 0x4203d900
  540. * 010 011 1 00000001111 01100100010000 }- 0x4e03d910
  541. * \ / \ / | \----+----/ \-----+------/
  542. * | | | | +---------- Start at 0x19000000
  543. * | | | | 0x19100000
  544. * | | | +----------------------- 1MB Region Size
  545. * | | | ((15 + 1) * 64kB)
  546. * | | +------------------------------ 64kB Page Size
  547. * | +--------------------------------- GPCS0
  548. * | GPCS3
  549. * +------------------------------------- GP Bus Memory
  550. */
  551. #define CONFIG_SYS_SC520_SRAM1_PAR 0x4203d900
  552. #define CONFIG_SYS_SC520_SRAM2_PAR 0x4e03d910
  553. /*-----------------------------------------------------------------------
  554. * PAR for Dual-Port RAM - 4kB @ 0x18100000, GPCS4
  555. *
  556. * 010 100 0 00000000 11000000100000000 }- 0x50018100
  557. * \ / \ / | \---+--/ \-------+-------/
  558. * | | | | +----------- Start at 0x18100000
  559. * | | | +------------------------ 4kB Region Size
  560. * | | | ((0 + 1) * 4kB)
  561. * | | +------------------------------ 4kB Page Size
  562. * | +--------------------------------- GPCS4
  563. * +------------------------------------- GP Bus Memory
  564. */
  565. #define CONFIG_SYS_SC520_DPRAM_PAR 0x50018100
  566. #ifndef __ASSEMBLER__
  567. extern unsigned long ip;
  568. #define PRINTIP asm ("call 0\n" \
  569. "0:\n" \
  570. "pop %%eax\n" \
  571. "movl %%eax, %0\n" \
  572. :"=r"(ip) \
  573. : /* No Input Registers */ \
  574. :"%eax"); \
  575. printf("IP: 0x%08lx (File: %s, Line: %d)\n", ip, __FILE__, __LINE__);
  576. #endif
  577. #endif /* __CONFIG_H */