3 * Graeme Russ, graeme.russ@gmail.com.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
24 #include <asm/ibmpc.h>
26 * board/config.h - configuration options, board specific
33 * High Level Configuration Options
37 #define CONFIG_SYS_SC520
38 #define CONFIG_SYS_SC520_SSI
39 #define CONFIG_SHOW_BOOT_PROGRESS
40 #define CONFIG_LAST_STAGE_INIT
42 /*-----------------------------------------------------------------------
43 * Watchdog Configuration
44 * NOTE: If CONFIG_HW_WATCHDOG is NOT defined, the watchdog jumper on the
45 * bottom (processor) board MUST be removed!
47 #undef CONFIG_WATCHDOG
48 #define CONFIG_HW_WATCHDOG
50 /*-----------------------------------------------------------------------
51 * Real Time Clock Configuration
53 #define CONFIG_RTC_MC146818
54 #define CONFIG_SYS_ISA_IO_BASE_ADDRESS 0
56 /*-----------------------------------------------------------------------
57 * Serial Configuration
59 #define CONFIG_SERIAL_MULTI
60 #define CONFIG_CONS_INDEX 1
61 #define CONFIG_SYS_NS16550
62 #define CONFIG_SYS_NS16550_SERIAL
63 #define CONFIG_SYS_NS16550_REG_SIZE 1
64 #define CONFIG_SYS_NS16550_CLK 1843200
65 #define CONFIG_BAUDRATE 9600
66 #define CONFIG_SYS_BAUDRATE_TABLE {300, 600, 1200, 2400, 4800, \
67 9600, 19200, 38400, 115200}
68 #define CONFIG_SYS_NS16550_COM1 UART0_BASE
69 #define CONFIG_SYS_NS16550_COM2 UART1_BASE
70 #define CONFIG_SYS_NS16550_COM3 (0x1000 + UART0_BASE)
71 #define CONFIG_SYS_NS16550_COM4 (0x1000 + UART1_BASE)
72 #define CONFIG_SYS_NS16550_PORT_MAPPED
74 /*-----------------------------------------------------------------------
78 #undef CONFIG_CFB_CONSOLE
80 /*-----------------------------------------------------------------------
81 * Command line configuration.
83 #include <config_cmd_default.h>
85 #define CONFIG_CMD_BDI
86 #define CONFIG_CMD_BOOTD
87 #define CONFIG_CMD_CONSOLE
88 #define CONFIG_CMD_DATE
89 #define CONFIG_CMD_ECHO
90 #define CONFIG_CMD_FLASH
91 #define CONFIG_CMD_FPGA
92 #define CONFIG_CMD_IMI
93 #define CONFIG_CMD_IMLS
94 #define CONFIG_CMD_IRQ
95 #define CONFIG_CMD_ITEST
96 #define CONFIG_CMD_LOADB
97 #define CONFIG_CMD_LOADS
98 #define CONFIG_CMD_MEMORY
99 #define CONFIG_CMD_MISC
100 #define CONFIG_CMD_NET
101 #undef CONFIG_CMD_NFS
102 #define CONFIG_CMD_PCI
103 #define CONFIG_CMD_PING
104 #define CONFIG_CMD_RUN
105 #define CONFIG_CMD_SAVEENV
106 #define CONFIG_CMD_SETGETDCR
107 #define CONFIG_CMD_SOURCE
108 #define CONFIG_CMD_XIMG
110 #define CONFIG_BOOTDELAY 15
111 #define CONFIG_BOOTARGS "root=/dev/mtdblock0 console=ttyS0,9600"
113 #if defined(CONFIG_CMD_KGDB)
114 #define CONFIG_KGDB_BAUDRATE 115200
115 #define CONFIG_KGDB_SER_INDEX 2
119 * Miscellaneous configurable options
121 #define CONFIG_SYS_LONGHELP
122 #define CONFIG_SYS_PROMPT "boot > "
123 #define CONFIG_SYS_CBSIZE 256
124 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
125 sizeof(CONFIG_SYS_PROMPT) + \
127 #define CONFIG_SYS_MAXARGS 16
128 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
130 #define CONFIG_SYS_MEMTEST_START 0x00100000
131 #define CONFIG_SYS_MEMTEST_END 0x01000000
132 #define CONFIG_SYS_LOAD_ADDR 0x100000
133 #define CONFIG_SYS_HZ 1000
135 /*-----------------------------------------------------------------------
136 * SDRAM Configuration
138 #define CONFIG_SYS_SDRAM_DRCTMCTL 0x18
139 #define CONFIG_NR_DRAM_BANKS 4
141 /* CONFIG_SYS_SDRAM_DRCTMCTL Overrides the following*/
142 #undef CONFIG_SYS_SDRAM_PRECHARGE_DELAY
143 #undef CONFIG_SYS_SDRAM_REFRESH_RATE
144 #undef CONFIG_SYS_SDRAM_RAS_CAS_DELAY
145 #undef CONFIG_SYS_SDRAM_CAS_LATENCY_2T
146 #undef CONFIG_SYS_SDRAM_CAS_LATENCY_3T
148 /*-----------------------------------------------------------------------
151 #define CONFIG_SYS_SC520_HIGH_SPEED 0
152 #define CONFIG_SYS_SC520_RESET
153 #define CONFIG_SYS_SC520_TIMER
154 #undef CONFIG_SYS_GENERIC_TIMER
155 #define CONFIG_SYS_PCAT_INTERRUPTS
156 #define CONFIG_SYS_NUM_IRQS 16
158 /*-----------------------------------------------------------------------
159 * Memory organization:
163 #define CONFIG_SYS_STACK_SIZE 0x8000
164 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
165 #define CONFIG_SYS_MONITOR_LEN (256 * 1024)
166 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
167 /* Address of temporary Global Data */
168 #define CONFIG_SYS_INIT_GD_ADDR 0x19040000
171 /* allow to overwrite serial and ethaddr */
172 #define CONFIG_ENV_OVERWRITE
174 /*-----------------------------------------------------------------------
175 * FLASH configuration
176 * 512kB Boot Flash @ 0x38000000 (Monitor @ 38040000)
177 * 16MB StrataFlash #1 @ 0x10000000
178 * 16MB StrataFlash #2 @ 0x11000000
180 #define CONFIG_FLASH_CFI_DRIVER
181 #define CONFIG_FLASH_CFI_LEGACY
182 #define CONFIG_SYS_FLASH_CFI
183 #define CONFIG_SYS_MAX_FLASH_BANKS 3
184 #define CONFIG_SYS_FLASH_BASE 0x38000000
185 #define CONFIG_SYS_FLASH_BASE_1 0x10000000
186 #define CONFIG_SYS_FLASH_BASE_2 0x11000000
187 #define CONFIG_SYS_FLASH_BANKS_LIST {CONFIG_SYS_FLASH_BASE, \
188 CONFIG_SYS_FLASH_BASE_1, \
189 CONFIG_SYS_FLASH_BASE_2}
190 #define CONFIG_SYS_FLASH_EMPTY_INFO
191 #undef CONFIG_SYS_FLASH_USE_BUFFER_WRITE
192 #define CONFIG_SYS_MAX_FLASH_SECT 128
193 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_8BIT
194 #define CONFIG_SYS_FLASH_LEGACY_512Kx8
195 #define CONFIG_SYS_FLASH_ERASE_TOUT 2000 /* ms */
196 #define CONFIG_SYS_FLASH_WRITE_TOUT 2000 /* ms */
197 /*-----------------------------------------------------------------------
198 * Environment configuration
200 #define CONFIG_ENV_IS_IN_FLASH
201 #define CONFIG_ENV_SECT_SIZE 0x20000
202 #define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE
203 #define CONFIG_ENV_ADDR CONFIG_SYS_FLASH_BASE_1
205 #define CONFIG_ENV_ADDR_REDUND (CONFIG_SYS_FLASH_BASE_1 + \
206 CONFIG_ENV_SECT_SIZE)
207 #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SECT_SIZE
209 /*-----------------------------------------------------------------------
213 #define CONFIG_PCI_PNP
214 #define CONFIG_SYS_FIRST_PCI_IRQ 10
215 #define CONFIG_SYS_SECOND_PCI_IRQ 9
216 #define CONFIG_SYS_THIRD_PCI_IRQ 11
217 #define CONFIG_SYS_FORTH_PCI_IRQ 15
219 /*-----------------------------------------------------------------------
220 * Network device (TRL8100B) support
222 #define CONFIG_NET_MULTI
223 #define CONFIG_RTL8139
225 /*-----------------------------------------------------------------------
226 * BOOTCS Control (for AM29LV040B-120JC)
228 * 000 0 00 0 000 11 0 011 }- 0x0033
229 * \ / | \| | \ / \| | \ /
231 * | | | | | | | +---- 3 Wait States (First Access)
232 * | | | | | | +------- Reserved
233 * | | | | | +--------- 3 Wait States (Subsequent Access)
234 * | | | | +------------- Reserved
235 * | | | +---------------- Non-Paged Mode
236 * | | +------------------ 8 Bit Wide
237 * | +--------------------- GP Bus
238 * +------------------------ Reserved
240 #define CONFIG_SYS_SC520_BOOTCS_CTRL 0x0033
242 /*-----------------------------------------------------------------------
243 * ROMCS Control (for E28F128J3A-150 StrataFlash)
245 * 000 0 01 1 000 01 0 101 }- 0x0615
246 * \ / | \| | \ / \| | \ /
248 * | | | | | | | +---- 5 Wait States (First Access)
249 * | | | | | | +------- Reserved
250 * | | | | | +--------- 1 Wait State (Subsequent Access)
251 * | | | | +------------- Reserved
252 * | | | +---------------- Paged Mode
253 * | | +------------------ 16 Bit Wide
254 * | +--------------------- GP Bus
255 * +------------------------ Reserved
257 #define CONFIG_SYS_SC520_ROMCS1_CTRL 0x0615
258 #define CONFIG_SYS_SC520_ROMCS2_CTRL 0x0615
260 /*-----------------------------------------------------------------------
261 * SC520 General Purpose Bus configuration
263 * Chip Select Offset 1 Clock Cycle
264 * Chip Select Pulse Width 8 Clock Cycles
265 * Chip Select Read Offset 2 Clock Cycles
266 * Chip Select Read Width 6 Clock Cycles
267 * Chip Select Write Offset 2 Clock Cycles
268 * Chip Select Write Width 6 Clock Cycles
269 * Chip Select Recovery Time 2 Clock Cycles
271 * Timing Diagram (from SC520 Register Set Manual - Order #22005B)
273 * |<-------------General Purpose Bus Cycle---------------->|
275 * ----------------------\__________________/------------------
276 * |<--(GPCSOFF + 1)-->|<--(GPCSPW + 1)-->|<-(GPCSRT + 1)-> |
278 * ------------------------\_______________/-------------------
279 * |<---(GPRDOFF + 1)--->|<-(GPRDW + 1)->|
281 * --------------------------\_______________/-----------------
282 * |<----(GPWROFF + 1)---->|<-(GPWRW + 1)->|
284 * ________/-----------\_______________________________________
285 * |<--->|<--------->|
291 #define CONFIG_SYS_SC520_GPCSOFF 0x00
292 #define CONFIG_SYS_SC520_GPCSPW 0x07
293 #define CONFIG_SYS_SC520_GPRDOFF 0x01
294 #define CONFIG_SYS_SC520_GPRDW 0x05
295 #define CONFIG_SYS_SC520_GPWROFF 0x01
296 #define CONFIG_SYS_SC520_GPWRW 0x05
297 #define CONFIG_SYS_SC520_GPCSRT 0x01
299 /*-----------------------------------------------------------------------
300 * SC520 Programmable I/O configuration
302 * Pin Mode Dir. Description
303 * ----------------------------------------------------------------------
304 * PIO0 PIO Output Unused
305 * PIO1 GPBHE# Output GP Bus Byte High Enable (active low)
306 * PIO2 PIO Output Auxiliary power output enable
307 * PIO3 GPAEN Output GP Bus Address Enable
308 * PIO4 PIO Output Top Board Enable (active low)
309 * PIO5 PIO Output StrataFlash 16 bit mode (low = 8 bit mode)
310 * PIO6 PIO Input Data output of Power Supply ADC
311 * PIO7 PIO Output Clock input to Power Supply ADC
312 * PIO8 PIO Output Chip Select input of Power Supply ADC
313 * PIO9 PIO Output StrataFlash 1 Reset / Power Down (active low)
314 * PIO10 PIO Output StrataFlash 2 Reset / Power Down (active low)
315 * PIO11 PIO Input StrataFlash 1 Status
316 * PIO12 PIO Input StrataFlash 2 Status
317 * PIO13 GPIRQ10# Input Can Bus / I2C IRQ (active low)
318 * PIO14 PIO Input Low Input Voltage Warning (active low)
319 * PIO15 PIO Output Watchdog (must toggle at least every 1.6s)
320 * PIO16 PIO Input Power Fail
321 * PIO17 GPIRQ6 Input Compact Flash 1 IRQ (active low)
322 * PIO18 GPIRQ5 Input Compact Flash 2 IRQ (active low)
323 * PIO19 GPIRQ4# Input Dual-Port RAM IRQ (active low)
324 * PIO20 GPIRQ3 Input UART D IRQ
325 * PIO21 GPIRQ2 Input UART C IRQ
326 * PIO22 GPIRQ1 Input UART B IRQ
327 * PIO23 GPIRQ0 Input UART A IRQ
328 * PIO24 GPDBUFOE# Output GP Bus Data Bus Buffer Output Enable
329 * PIO25 PIO Input Battery OK Indication
330 * PIO26 GPMEMCS16# Input GP Bus Memory Chip-Select 16-bit access
331 * PIO27 GPCS0# Output SRAM 1 Chip Select
332 * PIO28 PIO Input Top Board UART CTS
333 * PIO29 PIO Output FPGA Program Mode (active low)
334 * PIO30 PIO Input FPGA Initialised (active low)
335 * PIO31 PIO Input FPGA Done (active low)
337 #define CONFIG_SYS_SC520_PIOPFS15_0 0x200a
338 #define CONFIG_SYS_SC520_PIOPFS31_16 0x0dfe
339 #define CONFIG_SYS_SC520_PIODIR15_0 0x87bf
340 #define CONFIG_SYS_SC520_PIODIR31_16 0x2900
342 /*-----------------------------------------------------------------------
345 #define CONFIG_SYS_ENET_AUX_PWR 0x0004
346 #define CONFIG_SYS_ENET_TOP_BRD_PWR 0x0010
347 #define CONFIG_SYS_ENET_SF_WIDTH 0x0020
348 #define CONFIG_SYS_ENET_PWR_ADC_DATA 0x0040
349 #define CONFIG_SYS_ENET_PWR_ADC_CLK 0x0080
350 #define CONFIG_SYS_ENET_PWR_ADC_CS 0x0100
351 #define CONFIG_SYS_ENET_SF1_MODE 0x0200
352 #define CONFIG_SYS_ENET_SF2_MODE 0x0400
353 #define CONFIG_SYS_ENET_SF1_STATUS 0x0800
354 #define CONFIG_SYS_ENET_SF2_STATUS 0x1000
355 #define CONFIG_SYS_ENET_PWR_STATUS 0x4000
356 #define CONFIG_SYS_ENET_WATCHDOG 0x8000
358 #define CONFIG_SYS_ENET_PWR_FAIL 0x0001
359 #define CONFIG_SYS_ENET_BAT_OK 0x0200
360 #define CONFIG_SYS_ENET_TOP_BRD_CTS 0x1000
361 #define CONFIG_SYS_ENET_FPGA_PROG 0x2000
362 #define CONFIG_SYS_ENET_FPGA_INIT 0x4000
363 #define CONFIG_SYS_ENET_FPGA_DONE 0x8000
365 /*-----------------------------------------------------------------------
366 * Chip Select Pin Function Select
368 * 1 1 1 1 1 0 0 0 }- 0xf8
370 * | | | | | | | +--- Reserved
371 * | | | | | | +----- GPCS1_SEL = ROMCS1#
372 * | | | | | +------- GPCS2_SEL = ROMCS2#
373 * | | | | +--------- GPCS3_SEL = GPCS3
374 * | | | +----------- GPCS4_SEL = GPCS4
375 * | | +------------- GPCS5_SEL = GPCS5
376 * | +--------------- GPCS6_SEL = GPCS6
377 * +----------------- GPCS7_SEL = GPCS7
379 #define CONFIG_SYS_SC520_CSPFS 0xf8
381 /*-----------------------------------------------------------------------
382 * Clock Select (CLKTIMER[CLKTEST] pin)
384 * 0 111 00 1 0 }- 0x72
386 * | | | | +--- Pin Disabled
387 * | | | +----- Pin is an output
388 * | | +------- Reserved
389 * | +----------- Disabled (pin stays Low)
390 * +-------------- Reserved
392 #define CONFIG_SYS_SC520_CLKSEL 0x72
394 /*-----------------------------------------------------------------------
395 * Address Decode Control
397 * 0 00 0 0 0 0 0 }- 0x00
399 * | | | | | | +--- Integrated UART 1 is enabled
400 * | | | | | +----- Integrated UART 2 is enabled
401 * | | | | +------- Integrated RTC is enabled
402 * | | | +--------- Reserved
403 * | | +----------- I/O Hole accesses are forwarded to the external GP bus
404 * | +------------- Reserved
405 * +---------------- Write-protect violations do not generate an IRQ
407 #define CONFIG_SYS_SC520_ADDDECCTL 0x00
409 /*-----------------------------------------------------------------------
412 * 00000 1 1 1 }- 0x07
414 * | | | +--- Transmit TC interrupt enable
415 * | | +----- Receive TC interrupt enable
416 * | +------- 1.8432 MHz
417 * +----------- Reserved
419 #define CONFIG_SYS_SC520_UART1CTL 0x07
420 #define CONFIG_SYS_SC520_UART2CTL 0x07
422 /*-----------------------------------------------------------------------
423 * System Arbiter Control
425 * 00000 1 1 0 }- 0x06
427 * | | | +--- Disable PCI Bus Arbiter Grant Time-Out Interrupt
428 * | | +----- The system arbiter operates in concurrent mode
429 * | +------- Park the PCI bus on the last master that acquired the bus
430 * +----------- Reserved
432 #define CONFIG_SYS_SC520_SYSARBCTL 0x06
434 /*-----------------------------------------------------------------------
435 * System Arbiter Master Enable
437 * 00000000000 0 0 0 1 1 }- 0x06
438 * \_________/ | | | | |
439 * | | | | | +--- PCI master REQ0 enabled (Ethernet 1)
440 * | | | | +----- PCI master REQ1 enabled (Ethernet 2)
441 * | | | +------- PCI master REQ2 disabled
442 * | | +--------- PCI master REQ3 disabled
443 * | +----------- PCI master REQ4 disabled
444 * +------------------ Reserved
446 #define CONFIG_SYS_SC520_SYSARBMENB 0x0003
448 /*-----------------------------------------------------------------------
449 * System Arbiter Master Enable
451 * 0 0000 0 00 0000 1 000 }- 0x06
452 * | \__/ | \| \__/ | \_/
453 * | | | | | | +---- Reserved
454 * | | | | | +------- Enable CPU-to-PCI bus write posting
455 * | | | | +---------- Reserved
456 * | | | +-------------- PCI bus reads to SDRAM are not automatically
458 * | | +----------------- Target read FIFOs are not snooped during write
460 * | +-------------------- Reserved
461 * +------------------------ Deassert the PCI bus reset signal
463 #define CONFIG_SYS_SC520_HBCTL 0x08
465 /*-----------------------------------------------------------------------
466 * PAR for Boot Flash - 512kB @ 0x38000000, BOOTCS
467 * 100 0 1 0 1 00000000111 11100000000000 }- 0x8a01f800
468 * \ / | | | | \----+----/ \-----+------/
469 * | | | | | | +---------- Start at 0x38000000
470 * | | | | | +----------------------- 512kB Region Size
471 * | | | | | ((7 + 1) * 64kB)
472 * | | | | +------------------------------ 64kB Page Size
473 * | | | +-------------------------------- Writes Enabled (So it can be
474 * | | | reprogrammed!)
475 * | | +---------------------------------- Caching Disabled
476 * | +------------------------------------ Execution Enabled
477 * +--------------------------------------- BOOTCS
479 #define CONFIG_SYS_SC520_BOOTCS_PAR 0x8a01f800
481 /*-----------------------------------------------------------------------
482 * PAR for Low Level I/O (LEDs, Hex Switches etc) - 33 Bytes @ 0x1000, GPCS6
484 * 001 110 0 000100000 0001000000000000 }- 0x38201000
485 * \ / \ / | \---+---/ \------+-------/
486 * | | | | +----------- Start at 0x00001000
487 * | | | +------------------------ 33 Bytes (0x20 + 1)
488 * | | +------------------------------ Ignored
489 * | +--------------------------------- GPCS6
490 * +------------------------------------- GP Bus I/O
492 #define CONFIG_SYS_SC520_LLIO_PAR 0x38201000
494 /*-----------------------------------------------------------------------
495 * PAR for Compact Flash Port #1 - 4kB @ 0x200000000, CS5
496 * PAR for Compact Flash Port #2 - 4kB @ 0x200010000, CS7
498 * 010 101 0 0000000 100000000000000000 }- 0x54020000
499 * 010 111 0 0000000 100000000000000001 }- 0x5c020001
500 * \ / \ / | \--+--/ \-------+--------/
501 * | | | | +------------ Start at 0x200000000
502 * | | | | 0x200010000
503 * | | | +------------------------- 4kB Region Size
504 * | | | ((0 + 1) * 4kB)
505 * | | +------------------------------ 4k Page Size
506 * | +--------------------------------- GPCS5
508 * +------------------------------------- GP Bus Memory
510 #define CONFIG_SYS_SC520_CF1_PAR 0x54020000
511 #define CONFIG_SYS_SC520_CF2_PAR 0x5c020001
513 /*-----------------------------------------------------------------------
514 * PAR for Extra 16550 UART A - 8 bytes @ 0x013f8, GPCS0
515 * PAR for Extra 16550 UART B - 8 bytes @ 0x012f8, GPCS3
516 * PAR for Extra 16550 UART C - 8 bytes @ 0x011f8, GPCS4
517 * PAR for Extra 16550 UART D - 8 bytes @ 0x010f8, GPCS5
519 * 001 000 0 000000111 0001001111111000 }- 0x200713f8
520 * 001 011 0 000000111 0001001011111000 }- 0x2c0712f8
521 * 001 011 0 000000111 0001001011111000 }- 0x300711f8
522 * 001 011 0 000000111 0001001011111000 }- 0x340710f8
523 * \ / \ / | \---+---/ \------+-------/
524 * | | | | +----------- Start at 0x013f8
528 * | | | +------------------------ 33 Bytes (32 + 1)
529 * | | +------------------------------ Ignored
530 * | +--------------------------------- GPCS6
531 * +------------------------------------- GP Bus I/O
533 #define CONFIG_SYS_SC520_UARTA_PAR 0x200713f8
534 #define CONFIG_SYS_SC520_UARTB_PAR 0x2c0712f8
535 #define CONFIG_SYS_SC520_UARTC_PAR 0x300711f8
536 #define CONFIG_SYS_SC520_UARTD_PAR 0x340710f8
538 /*-----------------------------------------------------------------------
539 * PAR for StrataFlash #1 - 16MB @ 0x10000000, ROMCS1
540 * PAR for StrataFlash #2 - 16MB @ 0x11000000, ROMCS2
542 * 101 0 1 0 1 00011111111 01000000000000 }- 0xaa3fd000
543 * 110 0 1 0 1 00011111111 01000100000000 }- 0xca3fd100
544 * \ / | | | | \----+----/ \-----+------/
545 * | | | | | | +---------- Start at 0x10000000
546 * | | | | | | 0x11000000
547 * | | | | | +----------------------- 16MB Region Size
548 * | | | | | ((255 + 1) * 64kB)
549 * | | | | +------------------------------ 64kB Page Size
550 * | | | +-------------------------------- Writes Enabled
551 * | | +---------------------------------- Caching Disabled
552 * | +------------------------------------ Execution Enabled
553 * +--------------------------------------- ROMCS1
556 #define CONFIG_SYS_SC520_SF1_PAR 0xaa3fd000
557 #define CONFIG_SYS_SC520_SF2_PAR 0xca3fd100
559 /*-----------------------------------------------------------------------
560 * PAR for SRAM #1 - 1MB @ 0x19000000, GPCS0
561 * PAR for SRAM #2 - 1MB @ 0x19100000, GPCS3
563 * 010 000 1 00000001111 01100100000000 }- 0x4203d900
564 * 010 011 1 00000001111 01100100010000 }- 0x4e03d910
565 * \ / \ / | \----+----/ \-----+------/
566 * | | | | +---------- Start at 0x19000000
568 * | | | +----------------------- 1MB Region Size
569 * | | | ((15 + 1) * 64kB)
570 * | | +------------------------------ 64kB Page Size
571 * | +--------------------------------- GPCS0
573 * +------------------------------------- GP Bus Memory
575 #define CONFIG_SYS_SC520_SRAM1_PAR 0x4203d900
576 #define CONFIG_SYS_SC520_SRAM2_PAR 0x4e03d910
578 /*-----------------------------------------------------------------------
579 * PAR for Dual-Port RAM - 4kB @ 0x18100000, GPCS4
581 * 010 100 0 00000000 11000000100000000 }- 0x50018100
582 * \ / \ / | \---+--/ \-------+-------/
583 * | | | | +----------- Start at 0x18100000
584 * | | | +------------------------ 4kB Region Size
585 * | | | ((0 + 1) * 4kB)
586 * | | +------------------------------ 4kB Page Size
587 * | +--------------------------------- GPCS4
588 * +------------------------------------- GP Bus Memory
590 #define CONFIG_SYS_SC520_DPRAM_PAR 0x50018100
592 #endif /* __CONFIG_H */