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1 /*
2 * (C) Copyright 2000
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 * board/config.h - configuration options, board specific
26 */
27
28 #ifndef __CONFIG_H
29 #define __CONFIG_H
30
31 /*
32 * High Level Configuration Options
33 * (easy to change)
34 */
35
36 #define CONFIG_MPC860 1 /* This is a MPC860 CPU */
37 #define CONFIG_IVMS8 1 /* ...on a IVMS8 board */
38
39 #define CONFIG_SYS_TEXT_BASE 0xFF000000
40
41 #if defined (CONFIG_IVMS8_16M)
42 # define CONFIG_IDENT_STRING " IVMS8"
43 #elif defined (CONFIG_IVMS8_32M)
44 # define CONFIG_IDENT_STRING " IVMS8_128"
45 #elif defined (CONFIG_IVMS8_64M)
46 # define CONFIG_IDENT_STRING " IVMS8_256"
47 #endif
48
49 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
50 #undef CONFIG_8xx_CONS_SMC2
51 #undef CONFIG_8xx_CONS_NONE
52 #define CONFIG_BAUDRATE 115200
53
54 #define CONFIG_RESET_PHY_R 1 /* Call reset_phy() */
55
56 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
57 #define CONFIG_8xx_GCLK_FREQ 50331648
58
59 #define CONFIG_SHOW_BOOT_PROGRESS 1 /* Show boot progress on LEDs */
60
61 #if 0
62 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
63 #else
64 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
65 #endif
66 #define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */
67
68 #define CONFIG_BOOTARGS "root=/dev/nfs rw " \
69 "nfsroot=10.0.0.2:/opt/eldk/ppc_8xx " \
70 "nfsaddrs=10.0.0.99:10.0.0.2"
71
72 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
73 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
74
75 #undef CONFIG_WATCHDOG /* watchdog disabled */
76
77 #define CONFIG_STATUS_LED 1 /* Status LED enabled */
78
79 /*
80 * Command line configuration.
81 */
82 #include <config_cmd_default.h>
83
84 #define CONFIG_CMD_IDE
85
86
87 #define CONFIG_MAC_PARTITION
88 #define CONFIG_DOS_PARTITION
89
90 /*
91 * BOOTP options
92 */
93 #define CONFIG_BOOTP_SUBNETMASK
94 #define CONFIG_BOOTP_HOSTNAME
95 #define CONFIG_BOOTP_BOOTPATH
96 #define CONFIG_BOOTP_BOOTFILESIZE
97
98
99 /*
100 * Miscellaneous configurable options
101 */
102 #define CONFIG_SYS_LONGHELP /* undef to save memory */
103 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
104 #if defined(CONFIG_CMD_KGDB)
105 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
106 #else
107 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
108 #endif
109 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
110 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
111 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
112
113 #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
114 #define CONFIG_SYS_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */
115
116 #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
117
118 #define CONFIG_SYS_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
119
120 #define CONFIG_SYS_PB_SDRAM_CLKE 0x00008000 /* PB 16 */
121 #define CONFIG_SYS_PB_ETH_POWERDOWN 0x00010000 /* PB 15 */
122 #define CONFIG_SYS_PB_IDE_MOTOR 0x00020000 /* PB 14 */
123
124 #define CONFIG_SYS_PC_ETH_RESET ((ushort)0x0010) /* PC 11 */
125 #define CONFIG_SYS_PC_IDE_RESET ((ushort)0x0020) /* PC 10 */
126
127 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
128
129 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
130
131 /*
132 * Low Level Configuration Settings
133 * (address mappings, register initial values, etc.)
134 * You should know what you are doing if you make changes here.
135 */
136 /*-----------------------------------------------------------------------
137 * Internal Memory Mapped Register
138 */
139 #define CONFIG_SYS_IMMR 0xFFF00000 /* was: 0xFF000000 */
140
141 /*-----------------------------------------------------------------------
142 * Definitions for initial stack pointer and data area (in DPRAM)
143 */
144 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
145 #if defined (CONFIG_IVMS8_16M)
146 # define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
147 #elif defined (CONFIG_IVMS8_32M)
148 # define CONFIG_SYS_INIT_RAM_SIZE 0x3000 /* Size of used area in DPRAM */
149 #elif defined (CONFIG_IVMS8_64M)
150 # define CONFIG_SYS_INIT_RAM_SIZE 0x3000 /* Size of used area in DPRAM */
151 #endif
152
153 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
154 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
155
156 /*-----------------------------------------------------------------------
157 * Start addresses for the final memory configuration
158 * (Set up by the startup code)
159 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
160 */
161 #define CONFIG_SYS_SDRAM_BASE 0x00000000
162 #define CONFIG_SYS_FLASH_BASE 0xFF000000
163 #ifdef DEBUG
164 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
165 #else
166 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
167 #endif
168 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
169 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
170
171 /*
172 * For booting Linux, the board info and command line data
173 * have to be in the first 8 MB of memory, since this is
174 * the maximum mapped by the Linux kernel during initialization.
175 */
176 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
177 /*-----------------------------------------------------------------------
178 * FLASH organization
179 */
180 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
181 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
182
183 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
184 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
185
186 #define CONFIG_ENV_IS_IN_FLASH 1
187 #define CONFIG_ENV_OFFSET 0x7A000 /* Offset of Environment Sector */
188 #define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
189 /*-----------------------------------------------------------------------
190 * Cache Configuration
191 */
192 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
193 #if defined(CONFIG_CMD_KGDB)
194 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
195 #endif
196
197 /*-----------------------------------------------------------------------
198 * SYPCR - System Protection Control 11-9
199 * SYPCR can only be written once after reset!
200 *-----------------------------------------------------------------------
201 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
202 */
203 #if defined(CONFIG_WATCHDOG)
204 # if defined (CONFIG_IVMS8_16M)
205 # define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
206 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
207 # elif defined (CONFIG_IVMS8_32M)
208 # define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
209 SYPCR_SWE | SYPCR_SWP)
210 # elif defined (CONFIG_IVMS8_64M)
211 # define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
212 SYPCR_SWE | SYPCR_SWP)
213 # endif
214 #else
215 # define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
216 #endif
217
218 /*-----------------------------------------------------------------------
219 * SIUMCR - SIU Module Configuration 11-6
220 *-----------------------------------------------------------------------
221 * PCMCIA config., multi-function pin tri-state
222 */
223 /* EARB, DBGC and DBPC are initialised by the HCW */
224 /* => 0x000000C0 */
225 #define CONFIG_SYS_SIUMCR (SIUMCR_BSC | SIUMCR_GB5E)
226
227 /*-----------------------------------------------------------------------
228 * TBSCR - Time Base Status and Control 11-26
229 *-----------------------------------------------------------------------
230 * Clear Reference Interrupt Status, Timebase freezing enabled
231 */
232 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
233
234 /*-----------------------------------------------------------------------
235 * PISCR - Periodic Interrupt Status and Control 11-31
236 *-----------------------------------------------------------------------
237 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
238 */
239 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
240
241 /*-----------------------------------------------------------------------
242 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
243 *-----------------------------------------------------------------------
244 * Reset PLL lock status sticky bit, timer expired status bit and timer
245 * interrupt status bit, set PLL multiplication factor !
246 */
247 /* 0x00B0C0C0 */
248 #define CONFIG_SYS_PLPRCR \
249 ( (11 << PLPRCR_MF_SHIFT) | \
250 PLPRCR_SPLSS | PLPRCR_TEXPS | /*PLPRCR_TMIST|*/ \
251 /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \
252 PLPRCR_CSR | PLPRCR_LOLRE /*|PLPRCR_FIOPD*/ \
253 )
254
255 /*-----------------------------------------------------------------------
256 * SCCR - System Clock and reset Control Register 15-27
257 *-----------------------------------------------------------------------
258 * Set clock output, timebase and RTC source and divider,
259 * power management and some other internal clocks
260 */
261 #define SCCR_MASK SCCR_EBDF11
262 /* 0x01800014 */
263 #define CONFIG_SYS_SCCR (SCCR_COM01 | /*SCCR_TBS|*/ \
264 SCCR_RTDIV | SCCR_RTSEL | \
265 /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \
266 SCCR_EBDF00 | SCCR_DFSYNC00 | \
267 SCCR_DFBRG00 | SCCR_DFNL000 | \
268 SCCR_DFNH000 | SCCR_DFLCD101 | \
269 SCCR_DFALCD00)
270
271 /*-----------------------------------------------------------------------
272 * RTCSC - Real-Time Clock Status and Control Register 11-27
273 *-----------------------------------------------------------------------
274 */
275 /* 0x00C3 */
276 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
277
278
279 /*-----------------------------------------------------------------------
280 * RCCR - RISC Controller Configuration Register 19-4
281 *-----------------------------------------------------------------------
282 */
283 /* TIMEP=2 */
284 #define CONFIG_SYS_RCCR 0x0200
285
286 /*-----------------------------------------------------------------------
287 * RMDS - RISC Microcode Development Support Control Register
288 *-----------------------------------------------------------------------
289 */
290 #define CONFIG_SYS_RMDS 0
291
292 /*-----------------------------------------------------------------------
293 *
294 * Interrupt Levels
295 *-----------------------------------------------------------------------
296 */
297 #define CONFIG_SYS_CPM_INTERRUPT 13 /* SIU_LEVEL6 */
298
299 /*-----------------------------------------------------------------------
300 * PCMCIA stuff
301 *-----------------------------------------------------------------------
302 *
303 */
304 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
305 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
306 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
307 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
308 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
309 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
310 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
311 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
312
313 /*-----------------------------------------------------------------------
314 * IDE/ATA stuff
315 *-----------------------------------------------------------------------
316 */
317 #define CONFIG_IDE_8xx_DIRECT 1 /* PCMCIA interface required */
318 #define CONFIG_IDE_RESET 1 /* reset for ide supported */
319
320 #define CONFIG_SYS_IDE_MAXBUS 1 /* The IVMS8 has only 1 IDE bus */
321 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* ... and only 1 IDE device */
322
323 #define CONFIG_SYS_ATA_BASE_ADDR 0xFE100000
324 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
325 #undef CONFIG_SYS_ATA_IDE1_OFFSET /* only one IDE bus available */
326
327 #define CONFIG_SYS_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */
328 #define CONFIG_SYS_ATA_REG_OFFSET 0x0080 /* Offset for normal register accesses */
329 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100 /* Offset for alternate registers */
330
331 /*-----------------------------------------------------------------------
332 *
333 *-----------------------------------------------------------------------
334 *
335 */
336 #define CONFIG_SYS_DER 0
337
338 /*
339 * Init Memory Controller:
340 *
341 * BR0 and OR0 (FLASH)
342 */
343
344 #define FLASH_BASE0_PRELIM 0xFF000000 /* FLASH bank #0 */
345
346 /* used to re-map FLASH both when starting from SRAM or FLASH:
347 * restrict access enough to keep SRAM working (if any)
348 * but not too much to meddle with FLASH accesses
349 */
350 /* EPROMs are 512kb */
351 #define CONFIG_SYS_REMAP_OR_AM 0xFFF80000 /* OR addr mask */
352 #define CONFIG_SYS_PRELIM_OR_AM 0xFFF80000 /* OR addr mask */
353
354 /* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
355 #define CONFIG_SYS_OR_TIMING_FLASH (/* OR_CSNT_SAM | */ OR_ACS_DIV4 | OR_BI | \
356 OR_SCY_5_CLK | OR_EHTR)
357
358 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
359 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
360 /* 16 bit, bank valid */
361 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
362
363 /*
364 * BR1/OR1 - ELIC SACCO bank @ 0xFE000000
365 *
366 * AM=0xFFFF8 ATM=0 CSNT/SAM=1 ACS/G5LA/G5LS=3 BIH=1 SCY=2 SETA=0 TRLX=1 EHTR=1
367 */
368 #define ELIC_SACCO_BASE 0xFE000000
369 #define ELIC_SACCO_OR_AM 0xFFFF8000
370 #define ELIC_SACCO_TIMING 0x00000F26
371
372 #define CONFIG_SYS_OR1 (ELIC_SACCO_OR_AM | ELIC_SACCO_TIMING)
373 #define CONFIG_SYS_BR1 ((ELIC_SACCO_BASE & BR_BA_MSK) | BR_PS_8 | BR_V )
374
375 /*
376 * BR2/OR2 - ELIC EPIC bank @ 0xFE008000
377 *
378 * AM=0xFFFF8 ATM=0 CSNT/SAM=1 ACS/G5LA/G5LS=3 BIH=1 SCY=2 SETA=0 TRLX=1 EHTR=1
379 */
380 #define ELIC_EPIC_BASE 0xFE008000
381 #define ELIC_EPIC_OR_AM 0xFFFF8000
382 #define ELIC_EPIC_TIMING 0x00000F26
383
384 #define CONFIG_SYS_OR2 (ELIC_EPIC_OR_AM | ELIC_EPIC_TIMING)
385 #define CONFIG_SYS_BR2 ((ELIC_EPIC_BASE & BR_BA_MSK) | BR_PS_8 | BR_V )
386
387 /*
388 * BR3/OR3: SDRAM
389 *
390 * Multiplexed addresses, GPL5 output to GPL5_A (don't care)
391 */
392 #define SDRAM_BASE3_PRELIM 0x00000000 /* SDRAM bank */
393 #define SDRAM_PRELIM_OR_AM 0xF8000000 /* map max. 128 MB */
394 #define SDRAM_TIMING 0x00000A00 /* SDRAM-Timing */
395
396 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */
397
398 #define CONFIG_SYS_OR3_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING )
399 #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V )
400
401 /*
402 * BR4/OR4: not used
403 */
404
405 /*
406 * BR5/OR5: SHARC ADSP-2165L
407 *
408 * AM=0xFFC00 ATM=0 CSNT/SAM=0 ACS/G5LA/G5LS=3 BIH=1 SCY=0 SETA=0 TRLX=0 EHTR=0
409 */
410 #define SHARC_BASE 0xFE400000
411 #define SHARC_OR_AM 0xFFC00000
412 #define SHARC_TIMING 0x00000700
413
414 #define CONFIG_SYS_OR5 (SHARC_OR_AM | SHARC_TIMING )
415 #define CONFIG_SYS_BR5 ((SHARC_BASE & BR_BA_MSK) | BR_PS_32 | BR_MS_UPMA | BR_V )
416
417 /*
418 * Memory Periodic Timer Prescaler
419 */
420
421 /* periodic timer for refresh */
422 #define CONFIG_SYS_MBMR_PTB 204
423
424 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
425 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
426 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
427
428 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
429 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
430 #if defined (CONFIG_IVMS8_16M)
431 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
432 #elif defined (CONFIG_IVMS8_32M)
433 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
434 #elif defined (CONFIG_IVMS8_64M)
435 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV8 /* setting for 1 bank */
436 #endif
437
438
439 /*
440 * MBMR settings for SDRAM
441 */
442
443 #if defined (CONFIG_IVMS8_16M)
444 /* 8 column SDRAM */
445 # define CONFIG_SYS_MBMR_8COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \
446 MBMR_AMB_TYPE_0 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A11 | \
447 MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X)
448 #elif defined (CONFIG_IVMS8_32M)
449 /* 128 MBit SDRAM */
450 #define CONFIG_SYS_MBMR_8COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \
451 MBMR_AMB_TYPE_1 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A10 | \
452 MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X)
453 #elif defined (CONFIG_IVMS8_64M)
454 /* 128 MBit SDRAM */
455 #define CONFIG_SYS_MBMR_8COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \
456 MBMR_AMB_TYPE_1 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A10 | \
457 MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X)
458
459 #endif
460 #endif /* __CONFIG_H */