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fe8c2806 WD |
1 | /* |
2 | * (C) Copyright 2000 | |
3 | * Murray Jensen <[email protected]> | |
4 | * | |
5 | * (C) Copyright 2000 | |
6 | * Sysgo Real-Time Solutions, GmbH <www.elinos.com> | |
7 | * Marius Groeger <[email protected]> | |
8 | * | |
9 | * (C) Copyright 2001 | |
10 | * Advent Networks, Inc. <http://www.adventnetworks.com> | |
11 | * Jay Monkman <[email protected]> | |
12 | * | |
13 | * Configuration settings for the WindRiver SBC8260 board. | |
14 | * See http://www.windriver.com/products/html/sbc8260.html | |
15 | * | |
16 | * See file CREDITS for list of people who contributed to this | |
17 | * project. | |
18 | * | |
19 | * This program is free software; you can redistribute it and/or | |
20 | * modify it under the terms of the GNU General Public License as | |
21 | * published by the Free Software Foundation; either version 2 of | |
22 | * the License, or (at your option) any later version. | |
23 | * | |
24 | * This program is distributed in the hope that it will be useful, | |
25 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
27 | * GNU General Public License for more details. | |
28 | * | |
29 | * You should have received a copy of the GNU General Public License | |
30 | * along with this program; if not, write to the Free Software | |
31 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
32 | * MA 02111-1307 USA | |
33 | */ | |
34 | ||
35 | #ifndef __CONFIG_H | |
36 | #define __CONFIG_H | |
37 | ||
fe8c2806 WD |
38 | #undef DEBUG /* General debug */ |
39 | #undef DEBUG_BOOTP_EXT /* Debug received vendor fields */ | |
40 | ||
78137c3c WD |
41 | #undef CONFIG_LOGBUFFER /* External logbuffer support */ |
42 | ||
fe8c2806 WD |
43 | /***************************************************************************** |
44 | * | |
45 | * These settings must match the way _your_ board is set up | |
46 | * | |
47 | *****************************************************************************/ | |
48 | ||
49 | /* What is the oscillator's (UX2) frequency in Hz? */ | |
50 | #define CONFIG_8260_CLKIN 66666600 | |
51 | ||
52 | /*----------------------------------------------------------------------- | |
53 | * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual | |
54 | *----------------------------------------------------------------------- | |
55 | * What should MODCK_H be? It is dependent on the oscillator | |
56 | * frequency, MODCK[1-3], and desired CPM and core frequencies. | |
57 | * Here are some example values (all frequencies are in MHz): | |
58 | * | |
59 | * MODCK_H MODCK[1-3] Osc CPM Core S2-6 S2-7 S2-8 | |
60 | * ------- ---------- --- --- ---- ----- ----- ----- | |
61 | * 0x1 0x5 33 100 133 Open Close Open | |
62 | * 0x1 0x6 33 100 166 Open Open Close | |
63 | * 0x1 0x7 33 100 200 Open Open Open | |
64 | * | |
65 | * 0x2 0x2 33 133 133 Close Open Close | |
66 | * 0x2 0x3 33 133 166 Close Open Open | |
67 | * 0x2 0x4 33 133 200 Open Close Close | |
68 | * 0x2 0x5 33 133 233 Open Close Open | |
69 | * 0x2 0x6 33 133 266 Open Open Close | |
70 | * | |
71 | * 0x5 0x5 66 133 133 Open Close Open | |
72 | * 0x5 0x6 66 133 166 Open Open Close | |
73 | * 0x5 0x7 66 133 200 Open Open Open | |
74 | * 0x6 0x0 66 133 233 Close Close Close | |
75 | * 0x6 0x1 66 133 266 Close Close Open | |
76 | * 0x6 0x2 66 133 300 Close Open Close | |
77 | */ | |
78 | #define CFG_SBC_MODCK_H 0x05 | |
79 | ||
80 | /* Define this if you want to boot from 0x00000100. If you don't define | |
81 | * this, you will need to program the bootloader to 0xfff00000, and | |
82 | * get the hardware reset config words at 0xfe000000. The simplest | |
83 | * way to do that is to program the bootloader at both addresses. | |
84 | * It is suggested that you just let U-Boot live at 0x00000000. | |
85 | */ | |
86 | #define CFG_SBC_BOOT_LOW 1 | |
87 | ||
88 | /* What should the base address of the main FLASH be and how big is | |
89 | * it (in MBytes)? This must contain TEXT_BASE from board/sacsng/config.mk | |
90 | * The main FLASH is whichever is connected to *CS0. | |
91 | */ | |
92 | #define CFG_FLASH0_BASE 0x40000000 | |
93 | #define CFG_FLASH0_SIZE 2 | |
94 | ||
95 | /* What should the base address of the secondary FLASH be and how big | |
96 | * is it (in Mbytes)? The secondary FLASH is whichever is connected | |
97 | * to *CS6. | |
98 | */ | |
99 | #define CFG_FLASH1_BASE 0x60000000 | |
100 | #define CFG_FLASH1_SIZE 2 | |
101 | ||
102 | /* Define CONFIG_VERY_BIG_RAM to allow use of SDRAMs larger than 256MBytes | |
103 | */ | |
104 | #define CONFIG_VERY_BIG_RAM 1 | |
105 | ||
106 | /* What should be the base address of SDRAM DIMM and how big is | |
107 | * it (in Mbytes)? This will normally auto-configure via the SPD. | |
108 | */ | |
109 | #define CFG_SDRAM0_BASE 0x00000000 | |
110 | #define CFG_SDRAM0_SIZE 64 | |
111 | ||
112 | /* | |
113 | * Memory map example with 64 MB DIMM: | |
114 | * | |
115 | * 0x0000 0000 Exception Vector code, 8k | |
116 | * : | |
117 | * 0x0000 1FFF | |
118 | * 0x0000 2000 Free for Application Use | |
119 | * : | |
120 | * : | |
121 | * | |
122 | * : | |
123 | * : | |
124 | * 0x03F5 FF30 Monitor Stack (Growing downward) | |
125 | * Monitor Stack Buffer (0x80) | |
126 | * 0x03F5 FFB0 Board Info Data | |
127 | * 0x03F6 0000 Malloc Arena | |
128 | * : CFG_ENV_SECT_SIZE, 16k | |
129 | * : CFG_MALLOC_LEN, 128k | |
130 | * 0x03FC 0000 RAM Copy of Monitor Code | |
131 | * : CFG_MONITOR_LEN, 256k | |
132 | * 0x03FF FFFF [End of RAM], CFG_SDRAM_SIZE - 1 | |
133 | */ | |
134 | ||
135 | #define CONFIG_POST (CFG_POST_MEMORY | \ | |
136 | CFG_POST_CPU) | |
137 | ||
138 | ||
139 | /* | |
140 | * select serial console configuration | |
141 | * | |
142 | * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then | |
143 | * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 | |
144 | * for SCC). | |
145 | * | |
146 | * if CONFIG_CONS_NONE is defined, then the serial console routines must | |
147 | * defined elsewhere. | |
148 | */ | |
149 | #define CONFIG_CONS_ON_SMC 1 /* define if console on SMC */ | |
150 | #undef CONFIG_CONS_ON_SCC /* define if console on SCC */ | |
151 | #undef CONFIG_CONS_NONE /* define if console on neither */ | |
152 | #define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */ | |
153 | ||
154 | /* | |
155 | * select ethernet configuration | |
156 | * | |
157 | * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then | |
158 | * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 | |
159 | * for FCC) | |
160 | * | |
161 | * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be | |
162 | * defined elsewhere (as for the console), or CFG_CMD_NET must be removed | |
163 | * from CONFIG_COMMANDS to remove support for networking. | |
164 | */ | |
165 | ||
166 | #undef CONFIG_ETHER_ON_SCC | |
167 | #define CONFIG_ETHER_ON_FCC | |
168 | #undef CONFIG_ETHER_NONE /* define if ethernet on neither */ | |
169 | ||
170 | #ifdef CONFIG_ETHER_ON_SCC | |
171 | #define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */ | |
172 | #endif /* CONFIG_ETHER_ON_SCC */ | |
173 | ||
174 | #ifdef CONFIG_ETHER_ON_FCC | |
175 | #define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */ | |
78137c3c | 176 | #undef CONFIG_ETHER_LOOPBACK_TEST /* Ethernet external loopback test */ |
fe8c2806 WD |
177 | #define CONFIG_MII /* MII PHY management */ |
178 | #define CONFIG_BITBANGMII /* bit-bang MII PHY management */ | |
179 | /* | |
180 | * Port pins used for bit-banged MII communictions (if applicable). | |
181 | */ | |
182 | ||
183 | #define MDIO_PORT 2 /* Port A=0, B=1, C=2, D=3 */ | |
184 | #define MDIO_ACTIVE (iop->pdir |= 0x40000000) | |
185 | #define MDIO_TRISTATE (iop->pdir &= ~0x40000000) | |
186 | #define MDIO_READ ((iop->pdat & 0x40000000) != 0) | |
187 | ||
188 | #define MDIO(bit) if(bit) iop->pdat |= 0x40000000; \ | |
189 | else iop->pdat &= ~0x40000000 | |
190 | ||
191 | #define MDC(bit) if(bit) iop->pdat |= 0x80000000; \ | |
192 | else iop->pdat &= ~0x80000000 | |
193 | ||
194 | #define MIIDELAY udelay(50) | |
195 | #endif /* CONFIG_ETHER_ON_FCC */ | |
196 | ||
197 | #if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1) | |
198 | ||
199 | /* | |
200 | * - RX clk is CLK11 | |
201 | * - TX clk is CLK12 | |
202 | */ | |
203 | # define CFG_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12) | |
204 | ||
205 | #elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2) | |
206 | ||
207 | /* | |
208 | * - Rx-CLK is CLK13 | |
209 | * - Tx-CLK is CLK14 | |
210 | * - Select bus for bd/buffers (see 28-13) | |
211 | * - Enable Full Duplex in FSMR | |
212 | */ | |
213 | # define CFG_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK) | |
214 | # define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14) | |
215 | # define CFG_CPMFCR_RAMTYPE 0 | |
216 | # define CFG_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB) | |
217 | ||
218 | #endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */ | |
219 | ||
220 | #define CONFIG_SHOW_BOOT_PROGRESS 1 /* boot progress enabled */ | |
221 | ||
222 | /* | |
223 | * Configure for RAM tests. | |
224 | */ | |
225 | #undef CFG_DRAM_TEST /* calls other tests in board.c */ | |
226 | ||
227 | ||
228 | /* | |
229 | * Status LED for power up status feedback. | |
230 | */ | |
231 | #define CONFIG_STATUS_LED 1 /* Status LED enabled */ | |
232 | ||
233 | #define STATUS_LED_PAR im_ioport.iop_ppara | |
234 | #define STATUS_LED_DIR im_ioport.iop_pdira | |
235 | #define STATUS_LED_ODR im_ioport.iop_podra | |
236 | #define STATUS_LED_DAT im_ioport.iop_pdata | |
237 | ||
238 | #define STATUS_LED_BIT 0x00000800 /* LED 0 is on PA.20 */ | |
239 | #define STATUS_LED_PERIOD (CFG_HZ) | |
240 | #define STATUS_LED_STATE STATUS_LED_OFF | |
241 | #define STATUS_LED_BIT1 0x00001000 /* LED 1 is on PA.19 */ | |
242 | #define STATUS_LED_PERIOD1 (CFG_HZ) | |
243 | #define STATUS_LED_STATE1 STATUS_LED_OFF | |
244 | #define STATUS_LED_BIT2 0x00002000 /* LED 2 is on PA.18 */ | |
245 | #define STATUS_LED_PERIOD2 (CFG_HZ/2) | |
246 | #define STATUS_LED_STATE2 STATUS_LED_ON | |
247 | ||
248 | #define STATUS_LED_ACTIVE 0 /* LED on for bit == 0 */ | |
249 | ||
250 | #define STATUS_LED_YELLOW 0 | |
251 | #define STATUS_LED_GREEN 1 | |
252 | #define STATUS_LED_RED 2 | |
253 | #define STATUS_LED_BOOT 1 | |
254 | ||
255 | ||
256 | /* | |
1d0350ed | 257 | * Select SPI support configuration |
fe8c2806 | 258 | */ |
1d0350ed WD |
259 | #define CONFIG_SOFT_SPI /* Enable SPI driver */ |
260 | #define MAX_SPI_BYTES 4 /* Maximum number of bytes we can handle */ | |
8bde7f77 WD |
261 | #undef DEBUG_SPI /* Disable SPI debugging */ |
262 | ||
fe8c2806 WD |
263 | /* |
264 | * Software (bit-bang) SPI driver configuration | |
265 | */ | |
266 | #ifdef CONFIG_SOFT_SPI | |
267 | ||
268 | /* | |
269 | * Software (bit-bang) SPI driver configuration | |
270 | */ | |
271 | #define I2C_SCLK 0x00002000 /* PD 18: Shift clock */ | |
272 | #define I2C_MOSI 0x00004000 /* PD 17: Master Out, Slave In */ | |
273 | #define I2C_MISO 0x00008000 /* PD 16: Master In, Slave Out */ | |
274 | ||
275 | #undef SPI_INIT /* no port initialization needed */ | |
276 | #define SPI_READ ((immr->im_ioport.iop_pdatd & I2C_MISO) != 0) | |
277 | #define SPI_SDA(bit) if(bit) immr->im_ioport.iop_pdatd |= I2C_MOSI; \ | |
8bde7f77 | 278 | else immr->im_ioport.iop_pdatd &= ~I2C_MOSI |
fe8c2806 | 279 | #define SPI_SCL(bit) if(bit) immr->im_ioport.iop_pdatd |= I2C_SCLK; \ |
8bde7f77 | 280 | else immr->im_ioport.iop_pdatd &= ~I2C_SCLK |
1d0350ed | 281 | #define SPI_DELAY /* No delay is needed */ |
fe8c2806 WD |
282 | #endif /* CONFIG_SOFT_SPI */ |
283 | ||
284 | ||
285 | /* | |
286 | * select I2C support configuration | |
287 | * | |
288 | * Supported configurations are {none, software, hardware} drivers. | |
289 | * If the software driver is chosen, there are some additional | |
290 | * configuration items that the driver uses to drive the port pins. | |
291 | */ | |
292 | #undef CONFIG_HARD_I2C /* I2C with hardware support */ | |
293 | #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ | |
294 | #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ | |
295 | #define CFG_I2C_SLAVE 0x7F | |
296 | ||
297 | /* | |
298 | * Software (bit-bang) I2C driver configuration | |
299 | */ | |
300 | #ifdef CONFIG_SOFT_I2C | |
301 | #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */ | |
302 | #define I2C_ACTIVE (iop->pdir |= 0x00010000) | |
303 | #define I2C_TRISTATE (iop->pdir &= ~0x00010000) | |
304 | #define I2C_READ ((iop->pdat & 0x00010000) != 0) | |
305 | #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \ | |
306 | else iop->pdat &= ~0x00010000 | |
307 | #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \ | |
308 | else iop->pdat &= ~0x00020000 | |
309 | #define I2C_DELAY udelay(20) /* 1/4 I2C clock duration */ | |
310 | #endif /* CONFIG_SOFT_I2C */ | |
311 | ||
312 | /* Define this to reserve an entire FLASH sector for | |
313 | * environment variables. Otherwise, the environment will be | |
314 | * put in the same sector as U-Boot, and changing variables | |
315 | * will erase U-Boot temporarily | |
316 | */ | |
317 | #define CFG_ENV_IN_OWN_SECT 1 | |
318 | ||
319 | /* Define this to contain any number of null terminated strings that | |
320 | * will be part of the default enviroment compiled into the boot image. | |
321 | */ | |
322 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
78137c3c WD |
323 | "quiet=0\0" \ |
324 | "serverip=192.168.123.205\0" \ | |
fe8c2806 WD |
325 | "ipaddr=192.168.123.203\0" \ |
326 | "checkhostname=VR8500\0" \ | |
327 | "reprog="\ | |
78137c3c | 328 | "bootp; " \ |
fe8c2806 WD |
329 | "tftpboot 0x140000 /bdi2000/u-boot.bin; " \ |
330 | "protect off 60000000 6003FFFF; " \ | |
331 | "erase 60000000 6003FFFF; " \ | |
fe126d8b | 332 | "cp.b 140000 60000000 ${filesize}; " \ |
fe8c2806 WD |
333 | "protect on 60000000 6003FFFF\0" \ |
334 | "copyenv="\ | |
335 | "protect off 60040000 6004FFFF; " \ | |
336 | "erase 60040000 6004FFFF; " \ | |
337 | "cp.b 40040000 60040000 10000; " \ | |
338 | "protect on 60040000 6004FFFF\0" \ | |
339 | "copyprog="\ | |
340 | "protect off 60000000 6003FFFF; " \ | |
341 | "erase 60000000 6003FFFF; " \ | |
342 | "cp.b 40000000 60000000 40000; " \ | |
343 | "protect on 60000000 6003FFFF\0" \ | |
344 | "zapenv="\ | |
345 | "protect off 40040000 4004FFFF; " \ | |
346 | "erase 40040000 4004FFFF; " \ | |
347 | "protect on 40040000 4004FFFF\0" \ | |
348 | "zapotherenv="\ | |
349 | "protect off 60040000 6004FFFF; " \ | |
350 | "erase 60040000 6004FFFF; " \ | |
351 | "protect on 60040000 6004FFFF\0" \ | |
352 | "root-on-initrd="\ | |
353 | "setenv bootcmd "\ | |
354 | "version\\;" \ | |
355 | "echo\\;" \ | |
356 | "bootp\\;" \ | |
357 | "setenv bootargs root=/dev/ram0 rw quiet " \ | |
fe126d8b | 358 | "ip=\\${ipaddr}:\\${serverip}:\\${gatewayip}:\\${netmask}:\\${hostname}::off\\;" \ |
fe8c2806 WD |
359 | "run boot-hook\\;" \ |
360 | "bootm\0" \ | |
361 | "root-on-initrd-debug="\ | |
362 | "setenv bootcmd "\ | |
363 | "version\\;" \ | |
364 | "echo\\;" \ | |
365 | "bootp\\;" \ | |
366 | "setenv bootargs root=/dev/ram0 rw debug " \ | |
fe126d8b | 367 | "ip=\\${ipaddr}:\\${serverip}:\\${gatewayip}:\\${netmask}:\\${hostname}::off\\;" \ |
fe8c2806 WD |
368 | "run debug-hook\\;" \ |
369 | "run boot-hook\\;" \ | |
370 | "bootm\0" \ | |
371 | "root-on-nfs="\ | |
372 | "setenv bootcmd "\ | |
373 | "version\\;" \ | |
374 | "echo\\;" \ | |
375 | "bootp\\;" \ | |
376 | "setenv bootargs root=/dev/nfs rw quiet " \ | |
fe126d8b WD |
377 | "nfsroot=\\${serverip}:\\${rootpath} " \ |
378 | "ip=\\${ipaddr}:\\${serverip}:\\${gatewayip}:\\${netmask}:\\${hostname}::off\\;" \ | |
fe8c2806 WD |
379 | "run boot-hook\\;" \ |
380 | "bootm\0" \ | |
381 | "root-on-nfs-debug="\ | |
382 | "setenv bootcmd "\ | |
383 | "version\\;" \ | |
384 | "echo\\;" \ | |
385 | "bootp\\;" \ | |
386 | "setenv bootargs root=/dev/nfs rw debug " \ | |
fe126d8b WD |
387 | "nfsroot=\\${serverip}:\\${rootpath} " \ |
388 | "ip=\\${ipaddr}:\\${serverip}:\\${gatewayip}:\\${netmask}:\\${hostname}::off\\;" \ | |
fe8c2806 WD |
389 | "run debug-hook\\;" \ |
390 | "run boot-hook\\;" \ | |
391 | "bootm\0" \ | |
392 | "debug-checkout="\ | |
393 | "setenv checkhostname;" \ | |
394 | "setenv ethaddr 00:09:70:00:00:01;" \ | |
395 | "bootp;" \ | |
fe126d8b WD |
396 | "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} debug " \ |
397 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \ | |
fe8c2806 WD |
398 | "run debug-hook;" \ |
399 | "run boot-hook;" \ | |
400 | "bootm\0" \ | |
401 | "debug-hook="\ | |
fe126d8b WD |
402 | "echo ipaddr ${ipaddr};" \ |
403 | "echo serverip ${serverip};" \ | |
404 | "echo gatewayip ${gatewayip};" \ | |
405 | "echo netmask ${netmask};" \ | |
406 | "echo hostname ${hostname}\0" \ | |
fe8c2806 WD |
407 | "ana=run adc ; run dac\0" \ |
408 | "adc=run adc-12 ; run adc-34\0" \ | |
409 | "adc-12=echo ### ADC-12 ; imd.b e 81 e\0" \ | |
410 | "adc-34=echo ### ADC-34 ; imd.b f 81 e\0" \ | |
411 | "dac=echo ### DAC ; imd.b 11 81 5\0" \ | |
78137c3c | 412 | "boot-hook=echo\0" |
fe8c2806 WD |
413 | |
414 | /* What should the console's baud rate be? */ | |
415 | #define CONFIG_BAUDRATE 9600 | |
416 | ||
417 | /* Ethernet MAC address */ | |
418 | #define CONFIG_ETHADDR 00:09:70:00:00:00 | |
419 | ||
420 | /* The default Ethernet MAC address can be overwritten just once */ | |
421 | #ifdef CONFIG_ETHADDR | |
422 | #define CONFIG_OVERWRITE_ETHADDR_ONCE 1 | |
423 | #endif | |
424 | ||
425 | /* | |
426 | * Define this to do some miscellaneous board-specific initialization. | |
427 | */ | |
428 | #define CONFIG_MISC_INIT_R | |
429 | ||
430 | /* Set to a positive value to delay for running BOOTCOMMAND */ | |
431 | #define CONFIG_BOOTDELAY 1 /* autoboot after 1 second */ | |
432 | ||
433 | /* Be selective on what keys can delay or stop the autoboot process | |
434 | * To stop use: " " | |
435 | */ | |
436 | #define CONFIG_AUTOBOOT_KEYED | |
437 | #define CONFIG_AUTOBOOT_PROMPT "Autobooting...\n" | |
438 | #define CONFIG_AUTOBOOT_STOP_STR " " | |
439 | #undef CONFIG_AUTOBOOT_DELAY_STR | |
440 | #define CONFIG_ZERO_BOOTDELAY_CHECK | |
441 | #define DEBUG_BOOTKEYS 0 | |
442 | ||
443 | /* Define a command string that is automatically executed when no character | |
444 | * is read on the console interface withing "Boot Delay" after reset. | |
445 | */ | |
b79a11cc WD |
446 | #undef CONFIG_BOOT_ROOT_INITRD /* Use ram disk for the root file system */ |
447 | #define CONFIG_BOOT_ROOT_NFS /* Use a NFS mounted root file system */ | |
fe8c2806 | 448 | |
42dfe7a1 | 449 | #ifdef CONFIG_BOOT_ROOT_INITRD |
fe8c2806 WD |
450 | #define CONFIG_BOOTCOMMAND \ |
451 | "version;" \ | |
452 | "echo;" \ | |
453 | "bootp;" \ | |
454 | "setenv bootargs root=/dev/ram0 rw quiet " \ | |
fe126d8b | 455 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \ |
fe8c2806 WD |
456 | "run boot-hook;" \ |
457 | "bootm" | |
458 | #endif /* CONFIG_BOOT_ROOT_INITRD */ | |
459 | ||
42dfe7a1 | 460 | #ifdef CONFIG_BOOT_ROOT_NFS |
fe8c2806 WD |
461 | #define CONFIG_BOOTCOMMAND \ |
462 | "version;" \ | |
463 | "echo;" \ | |
464 | "bootp;" \ | |
fe126d8b WD |
465 | "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} quiet " \ |
466 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \ | |
fe8c2806 WD |
467 | "run boot-hook;" \ |
468 | "bootm" | |
469 | #endif /* CONFIG_BOOT_ROOT_NFS */ | |
470 | ||
471 | #define CONFIG_BOOTP_RANDOM_DELAY /* Randomize the BOOTP retry delay */ | |
472 | ||
fe8c2806 WD |
473 | /* Add support for a few extra bootp options like: |
474 | * - File size | |
78137c3c | 475 | * - DNS (up to 2 servers) |
42d1f039 | 476 | * - Send hostname to DHCP server |
fe8c2806 WD |
477 | */ |
478 | #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | \ | |
479 | CONFIG_BOOTP_BOOTFILESIZE | \ | |
78137c3c | 480 | CONFIG_BOOTP_DNS | \ |
42d1f039 WD |
481 | CONFIG_BOOTP_DNS2 | \ |
482 | CONFIG_BOOTP_SEND_HOSTNAME) | |
fe8c2806 WD |
483 | |
484 | /* undef this to save memory */ | |
485 | #define CFG_LONGHELP | |
486 | ||
487 | /* Monitor Command Prompt */ | |
488 | #define CFG_PROMPT "=> " | |
489 | ||
490 | #undef CFG_HUSH_PARSER | |
491 | #ifdef CFG_HUSH_PARSER | |
492 | #define CFG_PROMPT_HUSH_PS2 "> " | |
493 | #endif | |
494 | ||
1d0350ed WD |
495 | /* When CONFIG_TIMESTAMP is selected, the timestamp (date and time) |
496 | * of an image is printed by image commands like bootm or iminfo. | |
497 | */ | |
498 | #define CONFIG_TIMESTAMP | |
499 | ||
42d1f039 | 500 | /* If this variable is defined, an environment variable named "ver" |
78137c3c WD |
501 | * is created by U-Boot showing the U-Boot version. |
502 | */ | |
503 | #define CONFIG_VERSION_VARIABLE | |
504 | ||
fe8c2806 WD |
505 | /* What U-Boot subsytems do you want enabled? */ |
506 | #ifdef CONFIG_ETHER_ON_FCC | |
507 | # define CONFIG_COMMANDS (((CONFIG_CMD_DFL & ~(CFG_CMD_KGDB))) | \ | |
508 | CFG_CMD_ELF | \ | |
509 | CFG_CMD_ASKENV | \ | |
fe8c2806 WD |
510 | CFG_CMD_I2C | \ |
511 | CFG_CMD_SPI | \ | |
512 | CFG_CMD_SDRAM | \ | |
513 | CFG_CMD_REGINFO | \ | |
514 | CFG_CMD_IMMAP | \ | |
78137c3c WD |
515 | CFG_CMD_IRQ | \ |
516 | CFG_CMD_PING | \ | |
fe8c2806 WD |
517 | CFG_CMD_MII ) |
518 | #else | |
519 | # define CONFIG_COMMANDS (((CONFIG_CMD_DFL & ~(CFG_CMD_KGDB))) | \ | |
520 | CFG_CMD_ELF | \ | |
521 | CFG_CMD_ASKENV | \ | |
fe8c2806 WD |
522 | CFG_CMD_I2C | \ |
523 | CFG_CMD_SPI | \ | |
524 | CFG_CMD_SDRAM | \ | |
525 | CFG_CMD_REGINFO | \ | |
78137c3c WD |
526 | CFG_CMD_IMMAP | \ |
527 | CFG_CMD_IRQ | \ | |
528 | CFG_CMD_PING ) | |
fe8c2806 WD |
529 | #endif /* CONFIG_ETHER_ON_FCC */ |
530 | ||
531 | /* Where do the internal registers live? */ | |
532 | #define CFG_IMMR 0xF0000000 | |
533 | ||
78137c3c WD |
534 | #undef CONFIG_WATCHDOG /* disable the watchdog */ |
535 | ||
fe8c2806 WD |
536 | /***************************************************************************** |
537 | * | |
538 | * You should not have to modify any of the following settings | |
539 | * | |
540 | *****************************************************************************/ | |
541 | ||
542 | #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */ | |
543 | #define CONFIG_SBC8260 1 /* on an EST SBC8260 Board */ | |
544 | #define CONFIG_SACSng 1 /* munged for the SACSng */ | |
9c4c5ae3 | 545 | #define CONFIG_CPM2 1 /* Has a CPM2 */ |
fe8c2806 WD |
546 | |
547 | /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ | |
548 | #include <cmd_confdefs.h> | |
549 | ||
78137c3c | 550 | |
fe8c2806 WD |
551 | /* |
552 | * Miscellaneous configurable options | |
553 | */ | |
78137c3c | 554 | #define CFG_BOOTM_HEADER_QUIET 1 /* Suppress the image header dump */ |
42d1f039 | 555 | /* in the bootm command. */ |
78137c3c | 556 | #define CFG_BOOTM_PROGESS_QUIET 1 /* Suppress the progress displays, */ |
42d1f039 | 557 | /* "## <message>" from the bootm cmd */ |
78137c3c | 558 | #define CFG_BOOTP_CHECK_HOSTNAME 1 /* If checkhostname environment is */ |
42d1f039 WD |
559 | /* defined, then the hostname param */ |
560 | /* validated against checkhostname. */ | |
78137c3c WD |
561 | #define CFG_BOOTP_RETRY_COUNT 0x40000000 /* # of timeouts before giving up */ |
562 | #define CFG_BOOTP_SHORT_RANDOM_DELAY 1 /* Use a short random delay value */ | |
42d1f039 | 563 | /* (limited to maximum of 1024 msec) */ |
78137c3c | 564 | #define CFG_CHK_FOR_ABORT_AT_LEAST_ONCE 1 |
42d1f039 WD |
565 | /* Check for abort key presses */ |
566 | /* at least once in dependent of the */ | |
567 | /* CONFIG_BOOTDELAY value. */ | |
78137c3c WD |
568 | #define CFG_CONSOLE_INFO_QUIET 1 /* Don't print console @ startup */ |
569 | #define CFG_FAULT_ECHO_LINK_DOWN 1 /* Echo the inverted Ethernet link */ | |
42d1f039 | 570 | /* state to the fault LED. */ |
78137c3c | 571 | #define CFG_FAULT_MII_ADDR 0x02 /* MII addr of the PHY to check for */ |
42d1f039 | 572 | /* the Ethernet link state. */ |
78137c3c | 573 | #define CFG_STATUS_FLASH_UNTIL_TFTP_OK 1 /* Keeping the status LED flashing */ |
42d1f039 | 574 | /* until the TFTP is successful. */ |
78137c3c | 575 | #define CFG_STATUS_OFF_AFTER_NETBOOT 1 /* After a successful netboot, */ |
42d1f039 | 576 | /* turn off the STATUS LEDs. */ |
78137c3c | 577 | #define CFG_TFTP_BLINK_STATUS_ON_DATA_IN 1 /* Blink status LED based on */ |
42d1f039 | 578 | /* incoming data. */ |
78137c3c | 579 | #define CFG_TFTP_BLOCKS_PER_HASH 100 /* For every XX blocks, output a '#' */ |
42d1f039 | 580 | /* to signify that tftp is moving. */ |
78137c3c | 581 | #define CFG_TFTP_HASHES_PER_FLASH 200 /* For every '#' hashes, */ |
42d1f039 | 582 | /* flash the status LED. */ |
78137c3c | 583 | #define CFG_TFTP_HASHES_PER_LINE 65 /* Only output XX '#'s per line */ |
42d1f039 | 584 | /* during the tftp file transfer. */ |
78137c3c | 585 | #define CFG_TFTP_PROGESS_QUIET 1 /* Suppress the progress displays */ |
42d1f039 | 586 | /* '#'s from the tftp command. */ |
78137c3c | 587 | #define CFG_TFTP_STATUS_QUIET 1 /* Suppress the status displays */ |
42d1f039 | 588 | /* issued during the tftp command. */ |
78137c3c WD |
589 | #define CFG_TFTP_TIMEOUT_COUNT 5 /* How many timeouts TFTP will allow */ |
590 | /* before it gives up. */ | |
591 | ||
fe8c2806 WD |
592 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
593 | # define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ | |
594 | #else | |
595 | # define CFG_CBSIZE 256 /* Console I/O Buffer Size */ | |
596 | #endif | |
597 | ||
598 | /* Print Buffer Size */ | |
599 | #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16) | |
600 | ||
601 | #define CFG_MAXARGS 32 /* max number of command args */ | |
602 | ||
603 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ | |
604 | ||
605 | #define CFG_LOAD_ADDR 0x400000 /* default load address */ | |
606 | #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ | |
607 | ||
1d0350ed | 608 | #define CFG_ALT_MEMTEST /* Select full-featured memory test */ |
fe8c2806 WD |
609 | #define CFG_MEMTEST_START 0x2000 /* memtest works from the end of */ |
610 | /* the exception vector table */ | |
611 | /* to the end of the DRAM */ | |
612 | /* less monitor and malloc area */ | |
613 | #define CFG_STACK_USAGE 0x10000 /* Reserve 64k for the stack usage */ | |
614 | #define CFG_MEM_END_USAGE ( CFG_MONITOR_LEN \ | |
615 | + CFG_MALLOC_LEN \ | |
616 | + CFG_ENV_SECT_SIZE \ | |
617 | + CFG_STACK_USAGE ) | |
618 | ||
619 | #define CFG_MEMTEST_END ( CFG_SDRAM_SIZE * 1024 * 1024 \ | |
620 | - CFG_MEM_END_USAGE ) | |
621 | ||
622 | /* valid baudrates */ | |
623 | #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } | |
624 | ||
625 | /* | |
626 | * Low Level Configuration Settings | |
627 | * (address mappings, register initial values, etc.) | |
628 | * You should know what you are doing if you make changes here. | |
629 | */ | |
630 | ||
631 | #define CFG_FLASH_BASE CFG_FLASH0_BASE | |
632 | #define CFG_FLASH_SIZE CFG_FLASH0_SIZE | |
633 | #define CFG_SDRAM_BASE CFG_SDRAM0_BASE | |
634 | #define CFG_SDRAM_SIZE CFG_SDRAM0_SIZE | |
635 | ||
636 | /*----------------------------------------------------------------------- | |
637 | * Hard Reset Configuration Words | |
638 | */ | |
639 | #if defined(CFG_SBC_BOOT_LOW) | |
640 | # define CFG_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS) | |
641 | #else | |
642 | # define CFG_SBC_HRCW_BOOT_FLAGS (0) | |
643 | #endif /* defined(CFG_SBC_BOOT_LOW) */ | |
644 | ||
645 | /* get the HRCW ISB field from CFG_IMMR */ | |
646 | #define CFG_SBC_HRCW_IMMR ( ((CFG_IMMR & 0x10000000) >> 10) | \ | |
647 | ((CFG_IMMR & 0x01000000) >> 7) | \ | |
648 | ((CFG_IMMR & 0x00100000) >> 4) ) | |
649 | ||
650 | #define CFG_HRCW_MASTER ( HRCW_BPS10 | \ | |
651 | HRCW_DPPC11 | \ | |
652 | CFG_SBC_HRCW_IMMR | \ | |
653 | HRCW_MMR00 | \ | |
654 | HRCW_LBPC11 | \ | |
655 | HRCW_APPC10 | \ | |
656 | HRCW_CS10PC00 | \ | |
657 | (CFG_SBC_MODCK_H & HRCW_MODCK_H1111) | \ | |
658 | CFG_SBC_HRCW_BOOT_FLAGS ) | |
659 | ||
660 | /* no slaves */ | |
661 | #define CFG_HRCW_SLAVE1 0 | |
662 | #define CFG_HRCW_SLAVE2 0 | |
663 | #define CFG_HRCW_SLAVE3 0 | |
664 | #define CFG_HRCW_SLAVE4 0 | |
665 | #define CFG_HRCW_SLAVE5 0 | |
666 | #define CFG_HRCW_SLAVE6 0 | |
667 | #define CFG_HRCW_SLAVE7 0 | |
668 | ||
669 | /*----------------------------------------------------------------------- | |
670 | * Definitions for initial stack pointer and data area (in DPRAM) | |
671 | */ | |
672 | #define CFG_INIT_RAM_ADDR CFG_IMMR | |
673 | #define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */ | |
674 | #define CFG_GBL_DATA_SIZE 128 /* bytes reserved for initial data */ | |
675 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) | |
676 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET | |
677 | ||
678 | /*----------------------------------------------------------------------- | |
679 | * Start addresses for the final memory configuration | |
680 | * (Set up by the startup code) | |
681 | * Please note that CFG_SDRAM_BASE _must_ start at 0 | |
682 | * Note also that the logic that sets CFG_RAMBOOT is platform dependent. | |
683 | */ | |
684 | #define CFG_MONITOR_BASE CFG_FLASH0_BASE | |
685 | ||
686 | #if (CFG_MONITOR_BASE < CFG_FLASH_BASE) | |
687 | # define CFG_RAMBOOT | |
688 | #endif | |
689 | ||
690 | #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ | |
691 | #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ | |
692 | ||
693 | /* | |
694 | * For booting Linux, the board info and command line data | |
695 | * have to be in the first 8 MB of memory, since this is | |
696 | * the maximum mapped by the Linux kernel during initialization. | |
697 | */ | |
698 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ | |
699 | ||
700 | /*----------------------------------------------------------------------- | |
701 | * FLASH and environment organization | |
702 | */ | |
703 | ||
704 | #define CFG_FLASH_CFI 1 /* Flash is CFI conformant */ | |
705 | #undef CFG_FLASH_PROTECTION /* use hardware protection */ | |
706 | #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ | |
707 | #define CFG_MAX_FLASH_SECT (64+4) /* max number of sectors on one chip */ | |
708 | ||
709 | #define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */ | |
710 | #define CFG_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */ | |
711 | ||
712 | #ifndef CFG_RAMBOOT | |
713 | # define CFG_ENV_IS_IN_FLASH 1 | |
714 | ||
715 | # ifdef CFG_ENV_IN_OWN_SECT | |
716 | # define CFG_ENV_ADDR (CFG_MONITOR_BASE + CFG_MONITOR_LEN) | |
717 | # define CFG_ENV_SECT_SIZE 0x10000 | |
718 | # else | |
719 | # define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN - CFG_ENV_SECT_SIZE) | |
720 | # define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */ | |
721 | # define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */ | |
722 | # endif /* CFG_ENV_IN_OWN_SECT */ | |
723 | ||
724 | #else | |
725 | # define CFG_ENV_IS_IN_NVRAM 1 | |
726 | # define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000) | |
727 | # define CFG_ENV_SIZE 0x200 | |
728 | #endif /* CFG_RAMBOOT */ | |
729 | ||
730 | /*----------------------------------------------------------------------- | |
731 | * Cache Configuration | |
732 | */ | |
733 | #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */ | |
734 | ||
735 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) | |
736 | # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ | |
737 | #endif | |
738 | ||
739 | /*----------------------------------------------------------------------- | |
740 | * HIDx - Hardware Implementation-dependent Registers 2-11 | |
741 | *----------------------------------------------------------------------- | |
742 | * HID0 also contains cache control - initially enable both caches and | |
743 | * invalidate contents, then the final state leaves only the instruction | |
744 | * cache enabled. Note that Power-On and Hard reset invalidate the caches, | |
745 | * but Soft reset does not. | |
746 | * | |
747 | * HID1 has only read-only information - nothing to set. | |
748 | */ | |
749 | #define CFG_HID0_INIT (HID0_ICE |\ | |
750 | HID0_DCE |\ | |
751 | HID0_ICFI |\ | |
752 | HID0_DCI |\ | |
753 | HID0_IFEM |\ | |
754 | HID0_ABE) | |
755 | ||
756 | #define CFG_HID0_FINAL (HID0_ICE |\ | |
757 | HID0_IFEM |\ | |
758 | HID0_ABE |\ | |
759 | HID0_EMCP) | |
760 | #define CFG_HID2 0 | |
761 | ||
762 | /*----------------------------------------------------------------------- | |
763 | * RMR - Reset Mode Register | |
764 | *----------------------------------------------------------------------- | |
765 | */ | |
766 | #define CFG_RMR 0 | |
767 | ||
768 | /*----------------------------------------------------------------------- | |
769 | * BCR - Bus Configuration 4-25 | |
770 | *----------------------------------------------------------------------- | |
771 | */ | |
772 | #define CFG_BCR (BCR_ETM) | |
773 | ||
774 | /*----------------------------------------------------------------------- | |
775 | * SIUMCR - SIU Module Configuration 4-31 | |
776 | *----------------------------------------------------------------------- | |
777 | */ | |
778 | ||
779 | #define CFG_SIUMCR (SIUMCR_DPPC11 |\ | |
780 | SIUMCR_L2CPC00 |\ | |
781 | SIUMCR_APPC10 |\ | |
782 | SIUMCR_MMR00) | |
783 | ||
784 | ||
785 | /*----------------------------------------------------------------------- | |
786 | * SYPCR - System Protection Control 11-9 | |
787 | * SYPCR can only be written once after reset! | |
788 | *----------------------------------------------------------------------- | |
789 | * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable | |
790 | */ | |
78137c3c WD |
791 | #if defined(CONFIG_WATCHDOG) |
792 | #define CFG_SYPCR (SYPCR_SWTC |\ | |
793 | SYPCR_BMT |\ | |
794 | SYPCR_PBME |\ | |
795 | SYPCR_LBME |\ | |
796 | SYPCR_SWRI |\ | |
797 | SYPCR_SWP |\ | |
42d1f039 | 798 | SYPCR_SWE) |
78137c3c | 799 | #else |
fe8c2806 WD |
800 | #define CFG_SYPCR (SYPCR_SWTC |\ |
801 | SYPCR_BMT |\ | |
802 | SYPCR_PBME |\ | |
803 | SYPCR_LBME |\ | |
804 | SYPCR_SWRI |\ | |
805 | SYPCR_SWP) | |
78137c3c | 806 | #endif /* CONFIG_WATCHDOG */ |
fe8c2806 WD |
807 | |
808 | /*----------------------------------------------------------------------- | |
809 | * TMCNTSC - Time Counter Status and Control 4-40 | |
810 | *----------------------------------------------------------------------- | |
811 | * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, | |
812 | * and enable Time Counter | |
813 | */ | |
814 | #define CFG_TMCNTSC (TMCNTSC_SEC |\ | |
815 | TMCNTSC_ALR |\ | |
816 | TMCNTSC_TCF |\ | |
817 | TMCNTSC_TCE) | |
818 | ||
819 | /*----------------------------------------------------------------------- | |
820 | * PISCR - Periodic Interrupt Status and Control 4-42 | |
821 | *----------------------------------------------------------------------- | |
822 | * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable | |
823 | * Periodic timer | |
824 | */ | |
825 | #define CFG_PISCR (PISCR_PS |\ | |
826 | PISCR_PTF |\ | |
827 | PISCR_PTE) | |
828 | ||
829 | /*----------------------------------------------------------------------- | |
830 | * SCCR - System Clock Control 9-8 | |
831 | *----------------------------------------------------------------------- | |
832 | */ | |
833 | #define CFG_SCCR 0 | |
834 | ||
835 | /*----------------------------------------------------------------------- | |
836 | * RCCR - RISC Controller Configuration 13-7 | |
837 | *----------------------------------------------------------------------- | |
838 | */ | |
839 | #define CFG_RCCR 0 | |
840 | ||
841 | /* | |
842 | * Initialize Memory Controller: | |
843 | * | |
844 | * Bank Bus Machine PortSz Device | |
845 | * ---- --- ------- ------ ------ | |
846 | * 0 60x GPCM 16 bit FLASH (primary flash - 2MB) | |
847 | * 1 60x GPCM -- bit (Unused) | |
848 | * 2 60x SDRAM 64 bit SDRAM (DIMM) | |
849 | * 3 60x SDRAM 64 bit SDRAM (DIMM) | |
850 | * 4 60x GPCM -- bit (Unused) | |
851 | * 5 60x GPCM -- bit (Unused) | |
852 | * 6 60x GPCM 16 bit FLASH (secondary flash - 2MB) | |
853 | */ | |
854 | ||
855 | /*----------------------------------------------------------------------- | |
856 | * BR0,BR1 - Base Register | |
857 | * Ref: Section 10.3.1 on page 10-14 | |
858 | * OR0,OR1 - Option Register | |
859 | * Ref: Section 10.3.2 on page 10-18 | |
860 | *----------------------------------------------------------------------- | |
861 | */ | |
862 | ||
863 | /* Bank 0 - Primary FLASH | |
864 | */ | |
865 | ||
866 | /* BR0 is configured as follows: | |
867 | * | |
868 | * - Base address of 0x40000000 | |
869 | * - 16 bit port size | |
870 | * - Data errors checking is disabled | |
871 | * - Read and write access | |
872 | * - GPCM 60x bus | |
873 | * - Access are handled by the memory controller according to MSEL | |
874 | * - Not used for atomic operations | |
875 | * - No data pipelining is done | |
876 | * - Valid | |
877 | */ | |
878 | #define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\ | |
879 | BRx_PS_16 |\ | |
880 | BRx_MS_GPCM_P |\ | |
881 | BRx_V) | |
882 | ||
883 | /* OR0 is configured as follows: | |
884 | * | |
885 | * - 4 MB | |
886 | * - *BCTL0 is asserted upon access to the current memory bank | |
887 | * - *CW / *WE are negated a quarter of a clock earlier | |
888 | * - *CS is output at the same time as the address lines | |
889 | * - Uses a clock cycle length of 5 | |
890 | * - *PSDVAL is generated internally by the memory controller | |
891 | * unless *GTA is asserted earlier externally. | |
892 | * - Relaxed timing is generated by the GPCM for accesses | |
893 | * initiated to this memory region. | |
894 | * - One idle clock is inserted between a read access from the | |
895 | * current bank and the next access. | |
896 | */ | |
897 | #define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\ | |
898 | ORxG_CSNT |\ | |
899 | ORxG_ACS_DIV1 |\ | |
900 | ORxG_SCY_5_CLK |\ | |
901 | ORxG_TRLX |\ | |
902 | ORxG_EHTR) | |
903 | ||
904 | /*----------------------------------------------------------------------- | |
905 | * BR2,BR3 - Base Register | |
906 | * Ref: Section 10.3.1 on page 10-14 | |
907 | * OR2,OR3 - Option Register | |
908 | * Ref: Section 10.3.2 on page 10-16 | |
909 | *----------------------------------------------------------------------- | |
910 | */ | |
911 | ||
912 | /* Bank 2,3 - SDRAM DIMM | |
913 | */ | |
914 | ||
915 | /* The BR2 is configured as follows: | |
916 | * | |
917 | * - Base address of 0x00000000 | |
918 | * - 64 bit port size (60x bus only) | |
919 | * - Data errors checking is disabled | |
920 | * - Read and write access | |
921 | * - SDRAM 60x bus | |
922 | * - Access are handled by the memory controller according to MSEL | |
923 | * - Not used for atomic operations | |
924 | * - No data pipelining is done | |
925 | * - Valid | |
926 | */ | |
927 | #define CFG_BR2_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\ | |
928 | BRx_PS_64 |\ | |
929 | BRx_MS_SDRAM_P |\ | |
930 | BRx_V) | |
931 | ||
932 | #define CFG_BR3_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\ | |
933 | BRx_PS_64 |\ | |
934 | BRx_MS_SDRAM_P |\ | |
935 | BRx_V) | |
936 | ||
937 | /* With a 64 MB DIMM, the OR2 is configured as follows: | |
938 | * | |
939 | * - 64 MB | |
940 | * - 4 internal banks per device | |
941 | * - Row start address bit is A8 with PSDMR[PBI] = 0 | |
942 | * - 12 row address lines | |
943 | * - Back-to-back page mode | |
944 | * - Internal bank interleaving within save device enabled | |
945 | */ | |
946 | #if (CFG_SDRAM0_SIZE == 64) | |
947 | #define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\ | |
948 | ORxS_BPD_4 |\ | |
949 | ORxS_ROWST_PBI0_A8 |\ | |
950 | ORxS_NUMR_12) | |
951 | #else | |
952 | #error "INVALID SDRAM CONFIGURATION" | |
953 | #endif | |
954 | ||
955 | /*----------------------------------------------------------------------- | |
956 | * PSDMR - 60x Bus SDRAM Mode Register | |
957 | * Ref: Section 10.3.3 on page 10-21 | |
958 | *----------------------------------------------------------------------- | |
959 | */ | |
960 | ||
961 | /* Address that the DIMM SPD memory lives at. | |
962 | */ | |
963 | #define SDRAM_SPD_ADDR 0x50 | |
964 | ||
965 | #if (CFG_SDRAM0_SIZE == 64) | |
966 | /* With a 64 MB DIMM, the PSDMR is configured as follows: | |
967 | * | |
968 | * - Bank Based Interleaving, | |
969 | * - Refresh Enable, | |
970 | * - Address Multiplexing where A5 is output on A14 pin | |
971 | * (A6 on A15, and so on), | |
972 | * - use address pins A14-A16 as bank select, | |
973 | * - A9 is output on SDA10 during an ACTIVATE command, | |
974 | * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks, | |
975 | * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command | |
976 | * is 3 clocks, | |
977 | * - earliest timing for READ/WRITE command after ACTIVATE command is | |
978 | * 2 clocks, | |
979 | * - earliest timing for PRECHARGE after last data was read is 1 clock, | |
980 | * - earliest timing for PRECHARGE after last data was written is 1 clock, | |
981 | * - CAS Latency is 2. | |
982 | */ | |
983 | #define CFG_PSDMR (PSDMR_RFEN |\ | |
984 | PSDMR_SDAM_A14_IS_A5 |\ | |
985 | PSDMR_BSMA_A14_A16 |\ | |
986 | PSDMR_SDA10_PBI0_A9 |\ | |
987 | PSDMR_RFRC_7_CLK |\ | |
988 | PSDMR_PRETOACT_3W |\ | |
989 | PSDMR_ACTTORW_2W |\ | |
990 | PSDMR_LDOTOPRE_1C |\ | |
991 | PSDMR_WRC_1C |\ | |
992 | PSDMR_CL_2) | |
993 | #else | |
994 | #error "INVALID SDRAM CONFIGURATION" | |
995 | #endif | |
996 | ||
997 | /* | |
998 | * Shoot for approximately 1MHz on the prescaler. | |
999 | */ | |
1000 | #if (CONFIG_8260_CLKIN >= (60 * 1000 * 1000)) | |
1001 | #define CFG_MPTPR MPTPR_PTP_DIV64 | |
1002 | #elif (CONFIG_8260_CLKIN >= (30 * 1000 * 1000)) | |
1003 | #define CFG_MPTPR MPTPR_PTP_DIV32 | |
1004 | #else | |
1005 | #warning "Unconfigured bus clock freq: check CFG_MPTPR and CFG_PSRT are OK" | |
1006 | #define CFG_MPTPR MPTPR_PTP_DIV32 | |
1007 | #endif | |
1008 | #define CFG_PSRT 14 | |
1009 | ||
1010 | ||
1011 | /*----------------------------------------------------------------------- | |
1012 | * BR6 - Base Register | |
1013 | * Ref: Section 10.3.1 on page 10-14 | |
1014 | * OR6 - Option Register | |
1015 | * Ref: Section 10.3.2 on page 10-18 | |
1016 | *----------------------------------------------------------------------- | |
1017 | */ | |
1018 | ||
1019 | /* Bank 6 - Secondary FLASH | |
1020 | * | |
1021 | * The secondary FLASH is connected to *CS6 | |
1022 | */ | |
1023 | #if (defined(CFG_FLASH1_BASE) && defined(CFG_FLASH1_SIZE)) | |
1024 | ||
1025 | /* BR6 is configured as follows: | |
1026 | * | |
1027 | * - Base address of 0x60000000 | |
1028 | * - 16 bit port size | |
1029 | * - Data errors checking is disabled | |
1030 | * - Read and write access | |
1031 | * - GPCM 60x bus | |
1032 | * - Access are handled by the memory controller according to MSEL | |
1033 | * - Not used for atomic operations | |
1034 | * - No data pipelining is done | |
1035 | * - Valid | |
1036 | */ | |
1037 | # define CFG_BR6_PRELIM ((CFG_FLASH1_BASE & BRx_BA_MSK) |\ | |
1038 | BRx_PS_16 |\ | |
1039 | BRx_MS_GPCM_P |\ | |
1040 | BRx_V) | |
1041 | ||
1042 | /* OR6 is configured as follows: | |
1043 | * | |
1044 | * - 2 MB | |
1045 | * - *BCTL0 is asserted upon access to the current memory bank | |
1046 | * - *CW / *WE are negated a quarter of a clock earlier | |
1047 | * - *CS is output at the same time as the address lines | |
1048 | * - Uses a clock cycle length of 5 | |
1049 | * - *PSDVAL is generated internally by the memory controller | |
1050 | * unless *GTA is asserted earlier externally. | |
1051 | * - Relaxed timing is generated by the GPCM for accesses | |
1052 | * initiated to this memory region. | |
1053 | * - One idle clock is inserted between a read access from the | |
1054 | * current bank and the next access. | |
1055 | */ | |
1056 | # define CFG_OR6_PRELIM (MEG_TO_AM(CFG_FLASH1_SIZE) |\ | |
1057 | ORxG_CSNT |\ | |
1058 | ORxG_ACS_DIV1 |\ | |
1059 | ORxG_SCY_5_CLK |\ | |
1060 | ORxG_TRLX |\ | |
1061 | ORxG_EHTR) | |
1062 | #endif /* (defined(CFG_FLASH1_BASE) && defined(CFG_FLASH1_SIZE)) */ | |
1063 | ||
1064 | /* | |
1065 | * Internal Definitions | |
1066 | * | |
1067 | * Boot Flags | |
1068 | */ | |
1069 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ | |
1070 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ | |
1071 | ||
1072 | #endif /* __CONFIG_H */ |