1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
|
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
*/
/*
* board/config.h - configuration options, board specific
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_MPC823 1 /* This is a MPC823 CPU */
#define CONFIG_SPD823TS 1 /* ...on a SPD823TS board */
#define CONFIG_SYS_TEXT_BASE 0xFF000000
#define CONFIG_RESET_PHY_R 1 /* Call reset_phy() */
#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
#undef CONFIG_8xx_CONS_SMC2
#undef CONFIG_8xx_CONS_NONE
#define CONFIG_BAUDRATE 115200
#if 0
#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
#else
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#endif
#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
#define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */
#define CONFIG_BOOTARGS "root=/dev/nfs rw " \
"nfsroot=10.0.0.2:/opt/eldk/ppc_8xx " \
"nfsaddrs=10.0.0.99:10.0.0.2"
#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
#undef CONFIG_WATCHDOG /* watchdog disabled */
/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_IDE
#undef CONFIG_CMD_SAVEENV
#undef CONFIG_CMD_FLASH
#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION
/*
* BOOTP options
*/
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_BOOTFILESIZE
/*----------------------------------------------------------------------*/
#define CONFIG_ETHADDR 00:D0:93:00:01:CB
#define CONFIG_IPADDR 10.0.0.98
#define CONFIG_SERVERIP 10.0.0.1
#undef CONFIG_BOOTCOMMAND
#define CONFIG_BOOTCOMMAND "tftp 200000 uImage;bootm 200000"
/*----------------------------------------------------------------------*/
/*
* Miscellaneous configurable options
*/
#define CONFIG_SYS_LONGHELP /* undef to save memory */
#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
#if defined(CONFIG_CMD_KGDB)
#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
#else
#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
#endif
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
#define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
#define CONFIG_SYS_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */
#define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
#define CONFIG_SYS_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
#define CONFIG_SYS_PC_IDE_RESET ((ushort)0x0008) /* PC 12 */
#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
/*
* Low Level Configuration Settings
* (address mappings, register initial values, etc.)
* You should know what you are doing if you make changes here.
*/
/*-----------------------------------------------------------------------
* Internal Memory Mapped Register
*/
#define CONFIG_SYS_IMMR 0xFFF00000 /* was: 0xFF000000 */
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in DPRAM)
*/
#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
/*-----------------------------------------------------------------------
* Start addresses for the final memory configuration
* (Set up by the startup code)
* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
*/
#define CONFIG_SYS_SDRAM_BASE 0x00000000
#define CONFIG_SYS_FLASH_BASE 0xFF000000
#ifdef DEBUG
#define CONFIG_SYS_MONITOR_LEN (512 << 10) /* Reserve 512 kB for Monitor */
#else
#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#endif
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
* FLASH organization
*/
#define CONFIG_SYS_MAX_FLASH_BANKS 0 /* max number of memory banks */
#define CONFIG_SYS_MAX_FLASH_SECT 0 /* max number of sectors on one chip */
#define CONFIG_SYS_FLASH_ERASE_TOUT 0 /* Timeout for Flash Erase (in ms) */
#define CONFIG_SYS_FLASH_WRITE_TOUT 0 /* Timeout for Flash Write (in ms) */
#define CONFIG_ENV_IS_IN_FLASH 1
#define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
#define CONFIG_ENV_SIZE 0x0800 /* Total Size of Environment Sector */
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
#if defined(CONFIG_CMD_KGDB)
#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
#endif
/*-----------------------------------------------------------------------
* SYPCR - System Protection Control 11-9
* SYPCR can only be written once after reset!
*-----------------------------------------------------------------------
* Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
*/
#if defined(CONFIG_WATCHDOG)
#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
#else
#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
#endif
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration 11-6
*-----------------------------------------------------------------------
* PCMCIA config., multi-function pin tri-state
*/
/* 0x00000040 */
#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC00 | SIUMCR_GB5E)
/*-----------------------------------------------------------------------
* TBSCR - Time Base Status and Control 11-26
*-----------------------------------------------------------------------
* Clear Reference Interrupt Status, Timebase freezing enabled
*/
#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
/*-----------------------------------------------------------------------
* PISCR - Periodic Interrupt Status and Control 11-31
*-----------------------------------------------------------------------
* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
*/
#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
/*-----------------------------------------------------------------------
* PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
*-----------------------------------------------------------------------
* Reset PLL lock status sticky bit, timer expired status bit and timer
* interrupt status bit, set PLL multiplication factor !
*/
/* 0x00b0c0c0 */
#define CONFIG_SYS_PLPRCR \
( (11 << PLPRCR_MF_SHIFT) | \
PLPRCR_SPLSS | PLPRCR_TEXPS | /*PLPRCR_TMIST|*/ \
/*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \
PLPRCR_CSR | PLPRCR_LOLRE /*|PLPRCR_FIOPD*/ \
)
/*-----------------------------------------------------------------------
* SCCR - System Clock and reset Control Register 15-27
*-----------------------------------------------------------------------
* Set clock output, timebase and RTC source and divider,
* power management and some other internal clocks
*/
#define SCCR_MASK SCCR_EBDF11
/* 0x01800014 */
#define CONFIG_SYS_SCCR (SCCR_COM00 | /*SCCR_TBS|*/ \
SCCR_RTDIV | SCCR_RTSEL | \
/*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \
SCCR_EBDF00 | SCCR_DFSYNC00 | \
SCCR_DFBRG00 | SCCR_DFNL000 | \
SCCR_DFNH000 | SCCR_DFLCD101 | \
SCCR_DFALCD00)
/*-----------------------------------------------------------------------
* RTCSC - Real-Time Clock Status and Control Register
*-----------------------------------------------------------------------
*/
/* 0x00C3 */
#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
/*-----------------------------------------------------------------------
* RCCR - RISC Controller Configuration Register
*-----------------------------------------------------------------------
*/
/* TIMEP=2 */
#define CONFIG_SYS_RCCR 0x0200
/*-----------------------------------------------------------------------
* RMDS - RISC Microcode Development Support Control Register
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_RMDS 0
/*-----------------------------------------------------------------------
* SDSR - SDMA Status Register
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_SDSR ((u_char)0x83)
/*-----------------------------------------------------------------------
* SDMR - SDMA Mask Register
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_SDMR ((u_char)0x00)
/*-----------------------------------------------------------------------
*
* Interrupt Levels
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_CPM_INTERRUPT 13 /* SIU_LEVEL6 */
/*-----------------------------------------------------------------------
* PCMCIA stuff
*-----------------------------------------------------------------------
*
*/
#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
/*-----------------------------------------------------------------------
* IDE/ATA stuff
*-----------------------------------------------------------------------
*/
#define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
#define CONFIG_IDE_INIT_POSTRESET 1 /* Use postreset IDE hook */
#define CONFIG_IDE_8xx_DIRECT 1 /* PCMCIA interface required */
#define CONFIG_IDE_LED 1 /* LED for ide supported */
#define CONFIG_IDE_RESET 1 /* reset for ide supported */
#define CONFIG_SYS_IDE_MAXBUS 2 /* max. 2 IDE busses */
#define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
#define CONFIG_SYS_ATA_BASE_ADDR 0xFE100000
#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
#define CONFIG_SYS_ATA_IDE1_OFFSET 0x0C00
#define CONFIG_SYS_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */
#define CONFIG_SYS_ATA_REG_OFFSET 0x0080 /* Offset for normal register accesses */
#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100 /* Offset for alternate registers */
/*-----------------------------------------------------------------------
*
*-----------------------------------------------------------------------
*
*/
#define CONFIG_SYS_DER 0
/*
* Init Memory Controller:
*
* BR0/1 and OR0/1 (FLASH)
*/
#define FLASH_BASE0_PRELIM 0xFF000000 /* FLASH bank #0 */
#define FLASH_BASE1_PRELIM 0xFF080000 /* FLASH bank #1 */
/* used to re-map FLASH both when starting from SRAM or FLASH:
* restrict access enough to keep SRAM working (if any)
* but not too much to meddle with FLASH accesses
*/
/* EPROMs are 512kb */
#define CONFIG_SYS_REMAP_OR_AM 0xFFF80000 /* OR addr mask */
#define CONFIG_SYS_PRELIM_OR_AM 0xFFF80000 /* OR addr mask */
/* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
#define CONFIG_SYS_OR_TIMING_FLASH (/* OR_CSNT_SAM | */ OR_ACS_DIV4 | OR_BI | \
OR_SCY_5_CLK | OR_EHTR)
#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
/* 16 bit, bank valid */
#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
/* 16 bit, bank valid */
#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
/*
* BR2-5 and OR2-5 (SRAM/SDRAM/PER8/SHARC)
*
*/
#define SRAM_BASE 0xFE200000 /* SRAM bank */
#define SRAM_OR_AM 0xFFE00000 /* SRAM is 2 MB */
#define SDRAM_BASE3_PRELIM 0x00000000 /* SDRAM bank */
#define SDRAM_PRELIM_OR_AM 0xF8000000 /* map max. 128 MB */
#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */
#define PER8_BASE 0xFE000000 /* PER8 bank */
#define PER8_OR_AM 0xFFF00000 /* PER8 is 1 MB */
#define SHARC_BASE 0xFE400000 /* SHARC bank */
#define SHARC_OR_AM 0xFFC00000 /* SHARC is 4 MB */
/* SRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
#define CONFIG_SYS_OR_TIMING_SRAM 0x00000D42 /* SRAM-Timing */
#define CONFIG_SYS_OR2 (SRAM_OR_AM | CONFIG_SYS_OR_TIMING_SRAM )
#define CONFIG_SYS_BR2 ((SRAM_BASE & BR_BA_MSK) | BR_PS_16 | BR_V )
/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00 /* SDRAM-Timing */
#define CONFIG_SYS_OR3_PRELIM (SDRAM_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
#define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V )
#define CONFIG_SYS_OR_TIMING_PER8 0x00000F32 /* PER8-Timing */
#define CONFIG_SYS_OR4 (PER8_OR_AM | CONFIG_SYS_OR_TIMING_PER8 )
#define CONFIG_SYS_BR4 ((PER8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V )
#define CONFIG_SYS_OR_TIMING_SHARC 0x00000700 /* SHARC-Timing */
#define CONFIG_SYS_OR5 (SHARC_OR_AM | CONFIG_SYS_OR_TIMING_SHARC )
#define CONFIG_SYS_BR5 ((SHARC_BASE & BR_BA_MSK) | BR_PS_32 | BR_MS_UPMA | BR_V )
/*
* Memory Periodic Timer Prescaler
*/
/* periodic timer for refresh */
#define CONFIG_SYS_MBMR_PTB 204
/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
#define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
/*
* MBMR settings for SDRAM
*/
/* 8 column SDRAM */
#define CONFIG_SYS_MBMR_8COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \
MBMR_AMB_TYPE_0 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A11 | \
MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X)
#endif /* __CONFIG_H */
|
